@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Copyright (c) 2015-2019, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2015-2020, NVIDIA CORPORATION. All rights reserved.
*/
#include <linux/clk.h>
@@ -11,6 +11,7 @@
#include <linux/kernel.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
+#include <linux/of_reserved_mem.h>
#include <linux/slab.h>
#include <soc/tegra/fuse.h>
#include <soc/tegra/mc.h>
@@ -22,454 +23,1547 @@
#define EMC_CLK_EMC_2X_CLK_SRC_SHIFT 29
#define EMC_CLK_EMC_2X_CLK_SRC_MASK \
(0x7 << EMC_CLK_EMC_2X_CLK_SRC_SHIFT)
+#define EMC_CLK_SOURCE_PLLM_LJ 0x4
+#define EMC_CLK_SOURCE_PLLMB_LJ 0x5
#define EMC_CLK_MC_EMC_SAME_FREQ BIT(16)
#define EMC_CLK_EMC_2X_CLK_DIVISOR_SHIFT 0
#define EMC_CLK_EMC_2X_CLK_DIVISOR_MASK \
(0xff << EMC_CLK_EMC_2X_CLK_DIVISOR_SHIFT)
+#define CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL 0x664
+#define DLL_CLK_EMC_DLL_CLK_SRC_SHIFT 29
+#define DLL_CLK_EMC_DLL_CLK_SRC_MASK \
+ (0x7 << DLL_CLK_EMC_DLL_CLK_SRC_SHIFT)
+#define DLL_CLK_EMC_DLL_DDLL_CLK_SEL_SHIFT 10
+#define DLL_CLK_EMC_DLL_DDLL_CLK_SEL_MASK \
+ (0x3 << DLL_CLK_EMC_DLL_DDLL_CLK_SEL_SHIFT)
+#define PLLM_VCOA 0
+#define PLLM_VCOB 1
+#define EMC_DLL_SWITCH_OUT 2
+#define DLL_CLK_EMC_DLL_CLK_DIVISOR_SHIFT 0
+#define DLL_CLK_EMC_DLL_CLK_DIVISOR_MASK \
+ (0xff << DLL_CLK_EMC_DLL_CLK_DIVISOR_SHIFT)
+
#define MC_EMEM_ARB_MISC0_EMC_SAME_FREQ BIT(27)
#define TEGRA_EMC_MAX_FREQS 16
-#define TEGRA210_EMC_SUSPEND_RATE 204000000
-
-#define CLK_CHANGE_DELAY 100
-#define TRAINING_TIME 100
-
-enum {
- TEGRA_EMC_SRC_PLLM,
- TEGRA_EMC_SRC_PLLC,
- TEGRA_EMC_SRC_PLLP,
- TEGRA_EMC_SRC_CLKM,
- TEGRA_EMC_SRC_PLLM_UD,
- TEGRA_EMC_SRC_PLLMB_UD,
- TEGRA_EMC_SRC_PLLMB,
- TEGRA_EMC_SRC_PLLP_UD,
- TEGRA_EMC_SRC_COUNT,
-};
-struct emc_sel {
- struct clk *input;
- u32 value;
- unsigned long input_rate;
-
- struct clk *input_b; // second source of PLLM: PLLMB
- u32 value_b;
- unsigned long input_rate_b;
+#define EMC0_EMC_DATA_BRLSHFT_0_INDEX 2
+#define EMC1_EMC_DATA_BRLSHFT_0_INDEX 3
+#define EMC0_EMC_DATA_BRLSHFT_1_INDEX 4
+#define EMC1_EMC_DATA_BRLSHFT_1_INDEX 5
+
+#define TRIM_REG(chan, rank, reg, byte) \
+ (((EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ## \
+ _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte ## _MASK & \
+ next->trim_regs[EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## \
+ rank ## _ ## reg ## _INDEX]) >> \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ## \
+ _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte ## _SHIFT) \
+ + \
+ (((EMC_DATA_BRLSHFT_ ## rank ## _RANK ## rank ## _BYTE ## \
+ byte ## _DATA_BRLSHFT_MASK & \
+ next->trim_perch_regs[EMC ## chan ## \
+ _EMC_DATA_BRLSHFT_ ## rank ## _INDEX]) >> \
+ EMC_DATA_BRLSHFT_ ## rank ## _RANK ## rank ## _BYTE ## \
+ byte ## _DATA_BRLSHFT_SHIFT) * 64))
+
+#define CALC_TEMP(rank, reg, byte1, byte2, n) \
+ (((new[n] << EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## \
+ reg ## _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte1 ## _SHIFT) & \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ## \
+ _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte1 ## _MASK) \
+ | \
+ ((new[n + 1] << EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ##\
+ reg ## _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte2 ## _SHIFT) & \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ## \
+ _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte2 ## _MASK))
+
+static const struct tegra210_emc_sequence *tegra210_emc_sequences[] = {
};
-static struct emc_sel *emc_clk_sel;
-static struct clk *emc_src[TEGRA_EMC_SRC_COUNT];
-static const char *emc_src_names[TEGRA_EMC_SRC_COUNT] = {
- [TEGRA_EMC_SRC_PLLM] = "pll_m",
- [TEGRA_EMC_SRC_PLLC] = "pll_c",
- [TEGRA_EMC_SRC_PLLP] = "pll_p",
- [TEGRA_EMC_SRC_CLKM] = "clk_m",
- [TEGRA_EMC_SRC_PLLM_UD] = "pll_m_ud",
- [TEGRA_EMC_SRC_PLLMB_UD] = "pll_mb_ud",
- [TEGRA_EMC_SRC_PLLMB] = "pll_mb",
- [TEGRA_EMC_SRC_PLLP_UD] = "pll_p_ud",
+static const struct tegra210_emc_table_register_offsets
+tegra210_emc_table_register_offsets = {
+ .burst = {
+ EMC_RC,
+ EMC_RFC,
+ EMC_RFCPB,
+ EMC_REFCTRL2,
+ EMC_RFC_SLR,
+ EMC_RAS,
+ EMC_RP,
+ EMC_R2W,
+ EMC_W2R,
+ EMC_R2P,
+ EMC_W2P,
+ EMC_R2R,
+ EMC_TPPD,
+ EMC_CCDMW,
+ EMC_RD_RCD,
+ EMC_WR_RCD,
+ EMC_RRD,
+ EMC_REXT,
+ EMC_WEXT,
+ EMC_WDV_CHK,
+ EMC_WDV,
+ EMC_WSV,
+ EMC_WEV,
+ EMC_WDV_MASK,
+ EMC_WS_DURATION,
+ EMC_WE_DURATION,
+ EMC_QUSE,
+ EMC_QUSE_WIDTH,
+ EMC_IBDLY,
+ EMC_OBDLY,
+ EMC_EINPUT,
+ EMC_MRW6,
+ EMC_EINPUT_DURATION,
+ EMC_PUTERM_EXTRA,
+ EMC_PUTERM_WIDTH,
+ EMC_QRST,
+ EMC_QSAFE,
+ EMC_RDV,
+ EMC_RDV_MASK,
+ EMC_RDV_EARLY,
+ EMC_RDV_EARLY_MASK,
+ EMC_REFRESH,
+ EMC_BURST_REFRESH_NUM,
+ EMC_PRE_REFRESH_REQ_CNT,
+ EMC_PDEX2WR,
+ EMC_PDEX2RD,
+ EMC_PCHG2PDEN,
+ EMC_ACT2PDEN,
+ EMC_AR2PDEN,
+ EMC_RW2PDEN,
+ EMC_CKE2PDEN,
+ EMC_PDEX2CKE,
+ EMC_PDEX2MRR,
+ EMC_TXSR,
+ EMC_TXSRDLL,
+ EMC_TCKE,
+ EMC_TCKESR,
+ EMC_TPD,
+ EMC_TFAW,
+ EMC_TRPAB,
+ EMC_TCLKSTABLE,
+ EMC_TCLKSTOP,
+ EMC_MRW7,
+ EMC_TREFBW,
+ EMC_ODT_WRITE,
+ EMC_FBIO_CFG5,
+ EMC_FBIO_CFG7,
+ EMC_CFG_DIG_DLL,
+ EMC_CFG_DIG_DLL_PERIOD,
+ EMC_PMACRO_IB_RXRT,
+ EMC_CFG_PIPE_1,
+ EMC_CFG_PIPE_2,
+ EMC_PMACRO_QUSE_DDLL_RANK0_4,
+ EMC_PMACRO_QUSE_DDLL_RANK0_5,
+ EMC_PMACRO_QUSE_DDLL_RANK1_4,
+ EMC_PMACRO_QUSE_DDLL_RANK1_5,
+ EMC_MRW8,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_4,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_5,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_0,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_1,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_2,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_3,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_4,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_5,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_0,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_1,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_2,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_3,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_4,
+ EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_5,
+ EMC_PMACRO_DDLL_LONG_CMD_0,
+ EMC_PMACRO_DDLL_LONG_CMD_1,
+ EMC_PMACRO_DDLL_LONG_CMD_2,
+ EMC_PMACRO_DDLL_LONG_CMD_3,
+ EMC_PMACRO_DDLL_LONG_CMD_4,
+ EMC_PMACRO_DDLL_SHORT_CMD_0,
+ EMC_PMACRO_DDLL_SHORT_CMD_1,
+ EMC_PMACRO_DDLL_SHORT_CMD_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_3,
+ EMC_TXDSRVTTGEN,
+ EMC_FDPD_CTRL_DQ,
+ EMC_FDPD_CTRL_CMD,
+ EMC_FBIO_SPARE,
+ EMC_ZCAL_INTERVAL,
+ EMC_ZCAL_WAIT_CNT,
+ EMC_MRS_WAIT_CNT,
+ EMC_MRS_WAIT_CNT2,
+ EMC_AUTO_CAL_CHANNEL,
+ EMC_DLL_CFG_0,
+ EMC_DLL_CFG_1,
+ EMC_PMACRO_AUTOCAL_CFG_COMMON,
+ EMC_PMACRO_ZCTRL,
+ EMC_CFG,
+ EMC_CFG_PIPE,
+ EMC_DYN_SELF_REF_CONTROL,
+ EMC_QPOP,
+ EMC_DQS_BRLSHFT_0,
+ EMC_DQS_BRLSHFT_1,
+ EMC_CMD_BRLSHFT_2,
+ EMC_CMD_BRLSHFT_3,
+ EMC_PMACRO_PAD_CFG_CTRL,
+ EMC_PMACRO_DATA_PAD_RX_CTRL,
+ EMC_PMACRO_CMD_PAD_RX_CTRL,
+ EMC_PMACRO_DATA_RX_TERM_MODE,
+ EMC_PMACRO_CMD_RX_TERM_MODE,
+ EMC_PMACRO_CMD_PAD_TX_CTRL,
+ EMC_PMACRO_DATA_PAD_TX_CTRL,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL,
+ EMC_PMACRO_VTTGEN_CTRL_0,
+ EMC_PMACRO_VTTGEN_CTRL_1,
+ EMC_PMACRO_VTTGEN_CTRL_2,
+ EMC_PMACRO_BRICK_CTRL_RFU1,
+ EMC_PMACRO_CMD_BRICK_CTRL_FDPD,
+ EMC_PMACRO_BRICK_CTRL_RFU2,
+ EMC_PMACRO_DATA_BRICK_CTRL_FDPD,
+ EMC_PMACRO_BG_BIAS_CTRL_0,
+ EMC_CFG_3,
+ EMC_PMACRO_TX_PWRD_0,
+ EMC_PMACRO_TX_PWRD_1,
+ EMC_PMACRO_TX_PWRD_2,
+ EMC_PMACRO_TX_PWRD_3,
+ EMC_PMACRO_TX_PWRD_4,
+ EMC_PMACRO_TX_PWRD_5,
+ EMC_CONFIG_SAMPLE_DELAY,
+ EMC_PMACRO_TX_SEL_CLK_SRC_0,
+ EMC_PMACRO_TX_SEL_CLK_SRC_1,
+ EMC_PMACRO_TX_SEL_CLK_SRC_2,
+ EMC_PMACRO_TX_SEL_CLK_SRC_3,
+ EMC_PMACRO_TX_SEL_CLK_SRC_4,
+ EMC_PMACRO_TX_SEL_CLK_SRC_5,
+ EMC_PMACRO_DDLL_BYPASS,
+ EMC_PMACRO_DDLL_PWRD_0,
+ EMC_PMACRO_DDLL_PWRD_1,
+ EMC_PMACRO_DDLL_PWRD_2,
+ EMC_PMACRO_CMD_CTRL_0,
+ EMC_PMACRO_CMD_CTRL_1,
+ EMC_PMACRO_CMD_CTRL_2,
+ EMC_TR_TIMING_0,
+ EMC_TR_DVFS,
+ EMC_TR_CTRL_1,
+ EMC_TR_RDV,
+ EMC_TR_QPOP,
+ EMC_TR_RDV_MASK,
+ EMC_MRW14,
+ EMC_TR_QSAFE,
+ EMC_TR_QRST,
+ EMC_TRAINING_CTRL,
+ EMC_TRAINING_SETTLE,
+ EMC_TRAINING_VREF_SETTLE,
+ EMC_TRAINING_CA_FINE_CTRL,
+ EMC_TRAINING_CA_CTRL_MISC,
+ EMC_TRAINING_CA_CTRL_MISC1,
+ EMC_TRAINING_CA_VREF_CTRL,
+ EMC_TRAINING_QUSE_CORS_CTRL,
+ EMC_TRAINING_QUSE_FINE_CTRL,
+ EMC_TRAINING_QUSE_CTRL_MISC,
+ EMC_TRAINING_QUSE_VREF_CTRL,
+ EMC_TRAINING_READ_FINE_CTRL,
+ EMC_TRAINING_READ_CTRL_MISC,
+ EMC_TRAINING_READ_VREF_CTRL,
+ EMC_TRAINING_WRITE_FINE_CTRL,
+ EMC_TRAINING_WRITE_CTRL_MISC,
+ EMC_TRAINING_WRITE_VREF_CTRL,
+ EMC_TRAINING_MPC,
+ EMC_MRW15,
+ },
+ .trim = {
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_0,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_1,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_2,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_3,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_0,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_1,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_2,
+ EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_3,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE0_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE0_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE0_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE1_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE1_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE1_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE2_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE2_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE2_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE3_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE3_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE3_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE4_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE4_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE4_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE5_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE5_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE5_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE6_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE6_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE6_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE7_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE7_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE7_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE0_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE0_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE0_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE1_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE1_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE1_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE2_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE2_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE2_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE3_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE3_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE3_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE4_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE4_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE4_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE5_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE5_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE5_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE6_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE6_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE6_2,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE7_0,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE7_1,
+ EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE7_2,
+ EMC_PMACRO_IB_VREF_DQS_0,
+ EMC_PMACRO_IB_VREF_DQS_1,
+ EMC_PMACRO_IB_VREF_DQ_0,
+ EMC_PMACRO_IB_VREF_DQ_1,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_4,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_5,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_2,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_0,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_1,
+ EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_2,
+ EMC_PMACRO_QUSE_DDLL_RANK0_0,
+ EMC_PMACRO_QUSE_DDLL_RANK0_1,
+ EMC_PMACRO_QUSE_DDLL_RANK0_2,
+ EMC_PMACRO_QUSE_DDLL_RANK0_3,
+ EMC_PMACRO_QUSE_DDLL_RANK1_0,
+ EMC_PMACRO_QUSE_DDLL_RANK1_1,
+ EMC_PMACRO_QUSE_DDLL_RANK1_2,
+ EMC_PMACRO_QUSE_DDLL_RANK1_3
+ },
+ .burst_mc = {
+ MC_EMEM_ARB_CFG,
+ MC_EMEM_ARB_OUTSTANDING_REQ,
+ MC_EMEM_ARB_REFPB_HP_CTRL,
+ MC_EMEM_ARB_REFPB_BANK_CTRL,
+ MC_EMEM_ARB_TIMING_RCD,
+ MC_EMEM_ARB_TIMING_RP,
+ MC_EMEM_ARB_TIMING_RC,
+ MC_EMEM_ARB_TIMING_RAS,
+ MC_EMEM_ARB_TIMING_FAW,
+ MC_EMEM_ARB_TIMING_RRD,
+ MC_EMEM_ARB_TIMING_RAP2PRE,
+ MC_EMEM_ARB_TIMING_WAP2PRE,
+ MC_EMEM_ARB_TIMING_R2R,
+ MC_EMEM_ARB_TIMING_W2W,
+ MC_EMEM_ARB_TIMING_R2W,
+ MC_EMEM_ARB_TIMING_CCDMW,
+ MC_EMEM_ARB_TIMING_W2R,
+ MC_EMEM_ARB_TIMING_RFCPB,
+ MC_EMEM_ARB_DA_TURNS,
+ MC_EMEM_ARB_DA_COVERS,
+ MC_EMEM_ARB_MISC0,
+ MC_EMEM_ARB_MISC1,
+ MC_EMEM_ARB_MISC2,
+ MC_EMEM_ARB_RING1_THROTTLE,
+ MC_EMEM_ARB_DHYST_CTRL,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_0,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_1,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_2,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_3,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_4,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_5,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_6,
+ MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_7,
+ },
+ .la_scale = {
+ MC_MLL_MPCORER_PTSA_RATE,
+ MC_FTOP_PTSA_RATE,
+ MC_PTSA_GRANT_DECREMENT,
+ MC_LATENCY_ALLOWANCE_XUSB_0,
+ MC_LATENCY_ALLOWANCE_XUSB_1,
+ MC_LATENCY_ALLOWANCE_TSEC_0,
+ MC_LATENCY_ALLOWANCE_SDMMCA_0,
+ MC_LATENCY_ALLOWANCE_SDMMCAA_0,
+ MC_LATENCY_ALLOWANCE_SDMMC_0,
+ MC_LATENCY_ALLOWANCE_SDMMCAB_0,
+ MC_LATENCY_ALLOWANCE_PPCS_0,
+ MC_LATENCY_ALLOWANCE_PPCS_1,
+ MC_LATENCY_ALLOWANCE_MPCORE_0,
+ MC_LATENCY_ALLOWANCE_HC_0,
+ MC_LATENCY_ALLOWANCE_HC_1,
+ MC_LATENCY_ALLOWANCE_AVPC_0,
+ MC_LATENCY_ALLOWANCE_GPU_0,
+ MC_LATENCY_ALLOWANCE_GPU2_0,
+ MC_LATENCY_ALLOWANCE_NVENC_0,
+ MC_LATENCY_ALLOWANCE_NVDEC_0,
+ MC_LATENCY_ALLOWANCE_VIC_0,
+ MC_LATENCY_ALLOWANCE_VI2_0,
+ MC_LATENCY_ALLOWANCE_ISP2_0,
+ MC_LATENCY_ALLOWANCE_ISP2_1,
+ },
+ .burst_per_channel = {
+ { .bank = 0, .offset = EMC_MRW10, },
+ { .bank = 1, .offset = EMC_MRW10, },
+ { .bank = 0, .offset = EMC_MRW11, },
+ { .bank = 1, .offset = EMC_MRW11, },
+ { .bank = 0, .offset = EMC_MRW12, },
+ { .bank = 1, .offset = EMC_MRW12, },
+ { .bank = 0, .offset = EMC_MRW13, },
+ { .bank = 1, .offset = EMC_MRW13, },
+ },
+ .trim_per_channel = {
+ { .bank = 0, .offset = EMC_CMD_BRLSHFT_0, },
+ { .bank = 1, .offset = EMC_CMD_BRLSHFT_1, },
+ { .bank = 0, .offset = EMC_DATA_BRLSHFT_0, },
+ { .bank = 1, .offset = EMC_DATA_BRLSHFT_0, },
+ { .bank = 0, .offset = EMC_DATA_BRLSHFT_1, },
+ { .bank = 1, .offset = EMC_DATA_BRLSHFT_1, },
+ { .bank = 0, .offset = EMC_QUSE_BRLSHFT_0, },
+ { .bank = 1, .offset = EMC_QUSE_BRLSHFT_1, },
+ { .bank = 0, .offset = EMC_QUSE_BRLSHFT_2, },
+ { .bank = 1, .offset = EMC_QUSE_BRLSHFT_3, },
+ },
+ .vref_per_channel = {
+ {
+ .bank = 0,
+ .offset = EMC_TRAINING_OPT_DQS_IB_VREF_RANK0,
+ }, {
+ .bank = 1,
+ .offset = EMC_TRAINING_OPT_DQS_IB_VREF_RANK0,
+ }, {
+ .bank = 0,
+ .offset = EMC_TRAINING_OPT_DQS_IB_VREF_RANK1,
+ }, {
+ .bank = 1,
+ .offset = EMC_TRAINING_OPT_DQS_IB_VREF_RANK1,
+ },
+ },
};
-static const struct supported_sequence supported_seqs[] = {
- {
- 0,
- NULL,
- NULL,
- NULL
- }
-};
-static const struct supported_sequence *seq = supported_seqs;
-static DEFINE_SPINLOCK(emc_access_lock);
+static void tegra210_emc_train(struct timer_list *timer)
+{
+ struct tegra210_emc *emc = from_timer(emc, timer, training);
+ unsigned long flags;
+
+ if (!emc->last)
+ return;
+
+ spin_lock_irqsave(&emc->lock, flags);
-static inline struct tegra_emc *clk_hw_to_emc(struct clk_hw *hw)
+ if (emc->sequence->periodic_compensation)
+ emc->sequence->periodic_compensation(emc);
+
+ spin_unlock_irqrestore(&emc->lock, flags);
+
+ mod_timer(&emc->training,
+ jiffies + msecs_to_jiffies(emc->training_interval));
+}
+
+static void tegra210_emc_training_start(struct tegra210_emc *emc)
{
- return container_of(hw, struct tegra_emc, hw);
+ mod_timer(&emc->training,
+ jiffies + msecs_to_jiffies(emc->training_interval));
}
-u32 emc_readl(struct tegra_emc *emc, unsigned long offset)
+static void tegra210_emc_training_stop(struct tegra210_emc *emc)
{
- return readl_relaxed(emc->emc_base[REG_EMC] + offset);
+ del_timer(&emc->training);
}
-u32 emc_readl_per_ch(struct tegra_emc *emc, int type,
- unsigned long offset)
+static void tegra210_emc_set_clock(struct tegra210_emc *emc, u32 clksrc)
{
- u32 val = 0;
+ emc->sequence->set_clock(emc, clksrc);
- switch (type) {
- case REG_EMC:
- case REG_EMC0:
- val = readl_relaxed(emc->emc_base[REG_EMC] + offset);
- break;
- case REG_EMC1:
- val = readl_relaxed(emc->emc_base[REG_EMC1] + offset);
- break;
- }
+ if (emc->next->periodic_training)
+ tegra210_emc_training_start(emc);
+ else
+ tegra210_emc_training_stop(emc);
+}
- return val;
+static void tegra210_change_dll_src(struct tegra210_emc *emc,
+ u32 clksrc)
+{
+ u32 dll_setting = emc->next->dll_clk_src;
+ u32 emc_clk_src;
+ u32 emc_clk_div;
+
+ emc_clk_src = (clksrc & EMC_CLK_EMC_2X_CLK_SRC_MASK) >>
+ EMC_CLK_EMC_2X_CLK_SRC_SHIFT;
+ emc_clk_div = (clksrc & EMC_CLK_EMC_2X_CLK_DIVISOR_MASK) >>
+ EMC_CLK_EMC_2X_CLK_DIVISOR_SHIFT;
+
+ dll_setting &= ~(DLL_CLK_EMC_DLL_CLK_SRC_MASK |
+ DLL_CLK_EMC_DLL_CLK_DIVISOR_MASK);
+ dll_setting |= emc_clk_src << DLL_CLK_EMC_DLL_CLK_SRC_SHIFT;
+ dll_setting |= emc_clk_div << DLL_CLK_EMC_DLL_CLK_DIVISOR_SHIFT;
+
+ dll_setting &= ~DLL_CLK_EMC_DLL_DDLL_CLK_SEL_MASK;
+ if (emc_clk_src == EMC_CLK_SOURCE_PLLMB_LJ)
+ dll_setting |= (PLLM_VCOB <<
+ DLL_CLK_EMC_DLL_DDLL_CLK_SEL_SHIFT);
+ else if (emc_clk_src == EMC_CLK_SOURCE_PLLM_LJ)
+ dll_setting |= (PLLM_VCOA <<
+ DLL_CLK_EMC_DLL_DDLL_CLK_SEL_SHIFT);
+ else
+ dll_setting |= (EMC_DLL_SWITCH_OUT <<
+ DLL_CLK_EMC_DLL_DDLL_CLK_SEL_SHIFT);
+
+ tegra210_clk_emc_dll_update_setting(dll_setting);
+
+ if (emc->next->clk_out_enb_x_0_clk_enb_emc_dll)
+ tegra210_clk_emc_dll_enable(true);
+ else
+ tegra210_clk_emc_dll_enable(false);
}
-static inline u32 emc_src_val(u32 val)
+void tegra210_emc_do_clock_change(struct tegra210_emc *emc, u32 clksrc)
{
- return (val & EMC_CLK_EMC_2X_CLK_SRC_MASK) >>
- EMC_CLK_EMC_2X_CLK_SRC_SHIFT;
+ int err;
+
+ mc_readl(emc->mc, MC_EMEM_ADR_CFG);
+ emc_readl(emc, EMC_INTSTATUS);
+
+ tegra210_clk_emc_update_setting(clksrc);
+
+ err = tegra210_emc_wait_for_update(emc, 0, EMC_INTSTATUS,
+ EMC_INTSTATUS_CLKCHANGE_COMPLETE,
+ true);
+ if (err)
+ dev_warn(emc->dev, "clock change completion error: %d\n", err);
}
-static inline u32 emc_div_val(u32 val)
+struct tegra210_emc_timing *tegra210_emc_find_timing(struct tegra210_emc *emc,
+ unsigned long rate)
{
- return (val & EMC_CLK_EMC_2X_CLK_DIVISOR_MASK) >>
- EMC_CLK_EMC_2X_CLK_DIVISOR_SHIFT;
+ unsigned int i;
+
+ for (i = 0; i < emc->num_timings; i++)
+ if (emc->timings[i].rate * 1000UL == rate)
+ return &emc->timings[i];
+
+ return NULL;
}
-static void emc_train_func(struct timer_list *tmr)
+int tegra210_emc_wait_for_update(struct tegra210_emc *emc, unsigned int channel,
+ unsigned int offset, u32 bit_mask, bool state)
{
- unsigned long flags;
- struct tegra_emc *emc = from_timer(emc, tmr, training_timer);
+ unsigned int i;
+ u32 value;
- if (!emc->current_timing)
- return;
+ for (i = 0; i < EMC_STATUS_UPDATE_TIMEOUT; i++) {
+ value = emc_channel_readl(emc, channel, offset);
+ if (!!(value & bit_mask) == state)
+ return 0;
- spin_lock_irqsave(&emc_access_lock, flags);
- if (seq->periodic_compensation)
- seq->periodic_compensation(emc);
- spin_unlock_irqrestore(&emc_access_lock, flags);
+ udelay(1);
+ }
- mod_timer(&emc->training_timer,
- jiffies + msecs_to_jiffies(emc->timer_period_training));
+ return -ETIMEDOUT;
}
-static void emc_training_timer_start(struct tegra_emc *emc)
+void tegra210_emc_set_shadow_bypass(struct tegra210_emc *emc, int set)
{
- mod_timer(&emc->training_timer,
- jiffies + msecs_to_jiffies(emc->timer_period_training));
+ u32 emc_dbg = emc_readl(emc, EMC_DBG);
+
+ if (set)
+ emc_writel(emc, emc_dbg | EMC_DBG_WRITE_MUX_ACTIVE, EMC_DBG);
+ else
+ emc_writel(emc, emc_dbg & ~EMC_DBG_WRITE_MUX_ACTIVE, EMC_DBG);
}
-static void emc_training_timer_stop(struct tegra_emc *emc)
+u32 tegra210_emc_get_dll_state(struct tegra210_emc_timing *next)
{
- del_timer(&emc->training_timer);
+ if (next->emc_emrs & 0x1)
+ return 0;
+
+ return 1;
}
-static void emc_set_clock(struct tegra_emc *emc, u32 clksrc)
+void tegra210_emc_timing_update(struct tegra210_emc *emc,
+ unsigned int num_channels)
{
- seq->set_clock(emc, clksrc);
+ unsigned int i;
+ int err = 0;
- if (emc->next_timing->periodic_training)
- emc_training_timer_start(emc);
- else
- emc_training_timer_stop(emc);
+ emc_writel(emc, 0x1, EMC_TIMING_CONTROL);
+
+ for (i = 0; i < num_channels; i++) {
+ err |= tegra210_emc_wait_for_update(emc, i, EMC_EMC_STATUS,
+ EMC_EMC_STATUS_TIMING_UPDATE_STALLED,
+ false);
+ }
+
+ if (err)
+ dev_warn(emc->dev, "timing update error: %d\n", err);
}
-static inline unsigned long emc_get_src_clk_rate(void)
+unsigned long tegra210_emc_actual_osc_clocks(u32 in)
{
- int div;
- u32 val;
- unsigned long rate;
+ if (in < 0x40)
+ return in * 16;
+ else if (in < 0x80)
+ return 2048;
+ else if (in < 0xc0)
+ return 4096;
+ else
+ return 8192;
+}
- val = tegra210_clk_emc_get_setting();
- rate = clk_get_rate(emc_src[emc_src_val(val)]);
- div = emc_div_val(val);
- div += 2;
- rate *= 2;
- rate += div - 1;
- do_div(rate, div);
+void tegra210_emc_start_periodic_compensation(struct tegra210_emc *emc)
+{
+ u32 mpc_req = 0x4b;
- return rate;
+ emc_writel(emc, mpc_req, EMC_MPC);
+ mpc_req = emc_readl(emc, EMC_MPC);
}
-static int emc_table_lookup(struct tegra_emc *emc, unsigned long rate)
+u32 tegra210_emc_compensate(struct tegra210_emc_timing *next, u32 offset)
{
- int i;
+ u32 temp = 0, rate = next->rate / 1000;
+ s32 delta[4], delta_taps[4];
+ s32 new[] = {
+ TRIM_REG(0, 0, 0, 0),
+ TRIM_REG(0, 0, 0, 1),
+ TRIM_REG(0, 0, 1, 2),
+ TRIM_REG(0, 0, 1, 3),
+
+ TRIM_REG(1, 0, 2, 4),
+ TRIM_REG(1, 0, 2, 5),
+ TRIM_REG(1, 0, 3, 6),
+ TRIM_REG(1, 0, 3, 7),
+
+ TRIM_REG(0, 1, 0, 0),
+ TRIM_REG(0, 1, 0, 1),
+ TRIM_REG(0, 1, 1, 2),
+ TRIM_REG(0, 1, 1, 3),
+
+ TRIM_REG(1, 1, 2, 4),
+ TRIM_REG(1, 1, 2, 5),
+ TRIM_REG(1, 1, 3, 6),
+ TRIM_REG(1, 1, 3, 7)
+ };
+ unsigned i;
+
+ switch (offset) {
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0:
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1:
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2:
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3:
+ case EMC_DATA_BRLSHFT_0:
+ delta[0] = 128 * (next->current_dram_clktree[C0D0U0] -
+ next->trained_dram_clktree[C0D0U0]);
+ delta[1] = 128 * (next->current_dram_clktree[C0D0U1] -
+ next->trained_dram_clktree[C0D0U1]);
+ delta[2] = 128 * (next->current_dram_clktree[C1D0U0] -
+ next->trained_dram_clktree[C1D0U0]);
+ delta[3] = 128 * (next->current_dram_clktree[C1D0U1] -
+ next->trained_dram_clktree[C1D0U1]);
+
+ delta_taps[0] = (delta[0] * (s32)rate) / 1000000;
+ delta_taps[1] = (delta[1] * (s32)rate) / 1000000;
+ delta_taps[2] = (delta[2] * (s32)rate) / 1000000;
+ delta_taps[3] = (delta[3] * (s32)rate) / 1000000;
+
+ for (i = 0; i < 4; i++) {
+ if ((delta_taps[i] > next->tree_margin) ||
+ (delta_taps[i] < (-1 * next->tree_margin))) {
+ new[i * 2] = new[i * 2] + delta_taps[i];
+ new[i * 2 + 1] = new[i * 2 + 1] +
+ delta_taps[i];
+ }
+ }
- for (i = 0; i < emc->emc_table_size; i++) {
- if (emc_clk_sel[i].input == NULL)
- continue;
+ if (offset == EMC_DATA_BRLSHFT_0) {
+ for (i = 0; i < 8; i++)
+ new[i] = new[i] / 64;
+ } else {
+ for (i = 0; i < 8; i++)
+ new[i] = new[i] % 64;
+ }
- if (emc->emc_table[i].rate == rate)
- return i;
+ break;
+
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0:
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1:
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2:
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3:
+ case EMC_DATA_BRLSHFT_1:
+ delta[0] = 128 * (next->current_dram_clktree[C0D1U0] -
+ next->trained_dram_clktree[C0D1U0]);
+ delta[1] = 128 * (next->current_dram_clktree[C0D1U1] -
+ next->trained_dram_clktree[C0D1U1]);
+ delta[2] = 128 * (next->current_dram_clktree[C1D1U0] -
+ next->trained_dram_clktree[C1D1U0]);
+ delta[3] = 128 * (next->current_dram_clktree[C1D1U1] -
+ next->trained_dram_clktree[C1D1U1]);
+
+ delta_taps[0] = (delta[0] * (s32)rate) / 1000000;
+ delta_taps[1] = (delta[1] * (s32)rate) / 1000000;
+ delta_taps[2] = (delta[2] * (s32)rate) / 1000000;
+ delta_taps[3] = (delta[3] * (s32)rate) / 1000000;
+
+ for (i = 0; i < 4; i++) {
+ if ((delta_taps[i] > next->tree_margin) ||
+ (delta_taps[i] < (-1 * next->tree_margin))) {
+ new[8 + i * 2] = new[8 + i * 2] +
+ delta_taps[i];
+ new[8 + i * 2 + 1] = new[8 + i * 2 + 1] +
+ delta_taps[i];
+ }
+ }
+
+ if (offset == EMC_DATA_BRLSHFT_1) {
+ for (i = 0; i < 8; i++)
+ new[i + 8] = new[i + 8] / 64;
+ } else {
+ for (i = 0; i < 8; i++)
+ new[i + 8] = new[i + 8] % 64;
+ }
+
+ break;
}
- return -EINVAL;
-}
+ switch (offset) {
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0:
+ temp = CALC_TEMP(0, 0, 0, 1, 0);
+ break;
-static struct clk *emc_predict_parent(struct tegra_emc *emc,
- unsigned long rate)
-{
- struct clk *old_parent, *new_parent;
- unsigned long parent_rate;
- int idx;
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1:
+ temp = CALC_TEMP(0, 1, 2, 3, 2);
+ break;
+
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2:
+ temp = CALC_TEMP(0, 2, 4, 5, 4);
+ break;
+
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3:
+ temp = CALC_TEMP(0, 3, 6, 7, 6);
+ break;
- idx = emc_table_lookup(emc, rate / 1000);
- if (idx < 0)
- return ERR_PTR(-EINVAL);
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0:
+ temp = CALC_TEMP(1, 0, 0, 1, 8);
+ break;
- parent_rate = emc_clk_sel[idx].input_rate * 1000;
- new_parent = emc_clk_sel[idx].input;
- old_parent = clk_get_parent(emc->emc_clk);
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1:
+ temp = CALC_TEMP(1, 1, 2, 3, 10);
+ break;
- if (parent_rate == clk_get_rate(old_parent))
- return old_parent;
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2:
+ temp = CALC_TEMP(1, 2, 4, 5, 12);
+ break;
- if (clk_is_match(new_parent, old_parent))
- new_parent = emc_clk_sel[idx].input_b;
+ case EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3:
+ temp = CALC_TEMP(1, 3, 6, 7, 14);
+ break;
- if (parent_rate != clk_get_rate(new_parent))
- clk_set_rate(new_parent, parent_rate);
+ case EMC_DATA_BRLSHFT_0:
+ temp = ((new[0] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE0_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE0_DATA_BRLSHFT_MASK) |
+ ((new[1] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE1_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE1_DATA_BRLSHFT_MASK) |
+ ((new[2] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE2_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE2_DATA_BRLSHFT_MASK) |
+ ((new[3] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE3_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE3_DATA_BRLSHFT_MASK) |
+ ((new[4] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE4_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE4_DATA_BRLSHFT_MASK) |
+ ((new[5] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE5_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE5_DATA_BRLSHFT_MASK) |
+ ((new[6] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE6_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE6_DATA_BRLSHFT_MASK) |
+ ((new[7] <<
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE7_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_0_RANK0_BYTE7_DATA_BRLSHFT_MASK);
+ break;
+
+ case EMC_DATA_BRLSHFT_1:
+ temp = ((new[8] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE0_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE0_DATA_BRLSHFT_MASK) |
+ ((new[9] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE1_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE1_DATA_BRLSHFT_MASK) |
+ ((new[10] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE2_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE2_DATA_BRLSHFT_MASK) |
+ ((new[11] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE3_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE3_DATA_BRLSHFT_MASK) |
+ ((new[12] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE4_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE4_DATA_BRLSHFT_MASK) |
+ ((new[13] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE5_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE5_DATA_BRLSHFT_MASK) |
+ ((new[14] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE6_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE6_DATA_BRLSHFT_MASK) |
+ ((new[15] <<
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE7_DATA_BRLSHFT_SHIFT) &
+ EMC_DATA_BRLSHFT_1_RANK1_BYTE7_DATA_BRLSHFT_MASK);
+ break;
+
+ default:
+ break;
+ }
- return new_parent;
+ return temp;
}
-static int emc_set_rate(struct tegra_emc *emc, unsigned long rate)
+u32 tegra210_emc_dll_prelock(struct tegra210_emc *emc, u32 clksrc)
{
- int i;
- unsigned long flags;
- s64 last_change_delay;
- struct clk *parent;
+ unsigned int num_channels = 1, i;
+ u32 value;
- if (emc->emc_suspend)
- rate = TEGRA210_EMC_SUSPEND_RATE;
+ value = emc_readl(emc, EMC_FBIO_CFG7);
+
+ if ((value & EMC_FBIO_CFG7_CH1_ENABLE) &&
+ (value & EMC_FBIO_CFG7_CH0_ENABLE))
+ num_channels = 2;
+
+ value = emc_readl(emc, EMC_CFG_DIG_DLL);
+ value &= ~EMC_CFG_DIG_DLL_CFG_DLL_LOCK_LIMIT_MASK;
+ value |= (3 << EMC_CFG_DIG_DLL_CFG_DLL_LOCK_LIMIT_SHIFT);
+ value &= ~EMC_CFG_DIG_DLL_CFG_DLL_EN;
+ value &= ~EMC_CFG_DIG_DLL_CFG_DLL_MODE_MASK;
+ value |= (3 << EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT);
+ value |= EMC_CFG_DIG_DLL_CFG_DLL_STALL_ALL_TRAFFIC;
+ value &= ~EMC_CFG_DIG_DLL_CFG_DLL_STALL_RW_UNTIL_LOCK;
+ value &= ~EMC_CFG_DIG_DLL_CFG_DLL_STALL_ALL_UNTIL_LOCK;
+ emc_writel(emc, value, EMC_CFG_DIG_DLL);
+ emc_writel(emc, 1, EMC_TIMING_CONTROL);
+
+ for (i = 0; i < num_channels; i++)
+ tegra210_emc_wait_for_update(emc, i, EMC_EMC_STATUS,
+ EMC_EMC_STATUS_TIMING_UPDATE_STALLED,
+ 0);
+
+ for (i = 0; i < num_channels; i++) {
+ while (true) {
+ value = emc_channel_readl(emc, i, EMC_CFG_DIG_DLL);
+ if ((value & EMC_CFG_DIG_DLL_CFG_DLL_EN) == 0)
+ break;
+ }
+ }
- if (rate == emc->current_timing->rate)
- return 0;
+ value = emc->next->burst_regs[EMC_DLL_CFG_0_INDEX];
+ emc_writel(emc, value, EMC_DLL_CFG_0);
- i = emc_table_lookup(emc, rate / 1000);
+ value = emc_readl(emc, EMC_DLL_CFG_1);
+ value &= EMC_DLL_CFG_1_DDLLCAL_CTRL_START_TRIM_MASK;
- if (i < 0)
- return i;
+ if (emc->next->rate >= 400000 && emc->next->rate < 600000)
+ value |= 150;
+ else if (emc->next->rate >= 600000 && emc->next->rate < 800000)
+ value |= 100;
+ else if (emc->next->rate >= 800000 && emc->next->rate < 1000000)
+ value |= 70;
+ else if (emc->next->rate >= 1000000 && emc->next->rate < 1200000)
+ value |= 30;
+ else
+ value |= 20;
- if (rate > 204000000 && !emc->emc_table[i].trained)
- return -EINVAL;
+ emc_writel(emc, value, EMC_DLL_CFG_1);
- parent = emc_predict_parent(emc, rate);
- if (clk_is_match(parent, emc_clk_sel[i].input))
- emc->clk_setting = emc_clk_sel[i].value;
- else
- emc->clk_setting = emc_clk_sel[i].value_b;
+ tegra210_change_dll_src(emc, clksrc);
- emc->next_timing = &emc->emc_table[i];
- last_change_delay = ktime_us_delta(ktime_get(), emc->clkchange_time);
- if ((last_change_delay >= 0) &&
- (last_change_delay < emc->clkchange_delay))
- udelay(emc->clkchange_delay - (int)last_change_delay);
+ value = emc_readl(emc, EMC_CFG_DIG_DLL);
+ value |= EMC_CFG_DIG_DLL_CFG_DLL_EN;
+ emc_writel(emc, value, EMC_CFG_DIG_DLL);
- spin_lock_irqsave(&emc_access_lock, flags);
- emc_set_clock(emc, emc->clk_setting);
- emc->clkchange_time = ktime_get();
- emc->current_timing = &emc->emc_table[i];
- spin_unlock_irqrestore(&emc_access_lock, flags);
+ tegra210_emc_timing_update(emc, num_channels);
- return 0;
+ for (i = 0; i < num_channels; i++) {
+ while (true) {
+ value = emc_channel_readl(emc, 0, EMC_CFG_DIG_DLL);
+ if (value & EMC_CFG_DIG_DLL_CFG_DLL_EN)
+ break;
+ }
+ }
+
+ while (true) {
+ value = emc_readl(emc, EMC_DIG_DLL_STATUS);
+
+ if ((value & EMC_DIG_DLL_STATUS_DLL_PRIV_UPDATED) == 0)
+ continue;
+
+ if ((value & EMC_DIG_DLL_STATUS_DLL_LOCK) == 0)
+ continue;
+
+ break;
+ }
+
+ value = emc_readl(emc, EMC_DIG_DLL_STATUS);
+
+ return value & EMC_DIG_DLL_STATUS_DLL_OUT_MASK;
}
-#ifdef CONFIG_DEBUG_FS
-static int debug_emc_get_rate(void *data, u64 *val)
+u32 tegra210_emc_dvfs_power_ramp_up(struct tegra210_emc *emc, u32 clk,
+ bool flip_backward)
{
- struct clk *c = data;
+ u32 cmd_pad, dq_pad, rfu1, cfg5, common_tx, ramp_up_wait = 0;
+ const struct tegra210_emc_timing *timing;
- *val = clk_get_rate(c);
+ if (flip_backward)
+ timing = emc->last;
+ else
+ timing = emc->next;
+
+ cmd_pad = timing->burst_regs[EMC_PMACRO_CMD_PAD_TX_CTRL_INDEX];
+ dq_pad = timing->burst_regs[EMC_PMACRO_DATA_PAD_TX_CTRL_INDEX];
+ rfu1 = timing->burst_regs[EMC_PMACRO_BRICK_CTRL_RFU1_INDEX];
+ cfg5 = timing->burst_regs[EMC_FBIO_CFG5_INDEX];
+ common_tx = timing->burst_regs[EMC_PMACRO_COMMON_PAD_TX_CTRL_INDEX];
+
+ cmd_pad |= EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_DRVFORCEON;
+
+ if (clk < 1000000 / DVFS_FGCG_MID_SPEED_THRESHOLD) {
+ ccfifo_writel(emc, common_tx & 0xa,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL, 0);
+ ccfifo_writel(emc, common_tx & 0xf,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL,
+ (100000 / clk) + 1);
+ ramp_up_wait += 100000;
+ } else {
+ ccfifo_writel(emc, common_tx | 0x8,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL, 0);
+ }
- return 0;
+ if (clk < 1000000 / DVFS_FGCG_HIGH_SPEED_THRESHOLD) {
+ if (clk < 1000000 / IOBRICK_DCC_THRESHOLD) {
+ cmd_pad |=
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSP_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSN_TX_E_DCC;
+ cmd_pad &=
+ ~(EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_CMD_TX_E_DCC);
+ ccfifo_writel(emc, cmd_pad,
+ EMC_PMACRO_CMD_PAD_TX_CTRL,
+ (100000 / clk) + 1);
+ ramp_up_wait += 100000;
+
+ dq_pad |=
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSP_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSN_TX_E_DCC;
+ dq_pad &=
+ ~(EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQ_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_CMD_TX_E_DCC);
+ ccfifo_writel(emc, dq_pad,
+ EMC_PMACRO_DATA_PAD_TX_CTRL, 0);
+ ccfifo_writel(emc, rfu1 & 0xfe40fe40,
+ EMC_PMACRO_BRICK_CTRL_RFU1, 0);
+ } else {
+ ccfifo_writel(emc, rfu1 & 0xfe40fe40,
+ EMC_PMACRO_BRICK_CTRL_RFU1,
+ (100000 / clk) + 1);
+ ramp_up_wait += 100000;
+ }
+
+ ccfifo_writel(emc, rfu1 & 0xfeedfeed,
+ EMC_PMACRO_BRICK_CTRL_RFU1, (100000 / clk) + 1);
+ ramp_up_wait += 100000;
+
+ if (clk < 1000000 / IOBRICK_DCC_THRESHOLD) {
+ cmd_pad |=
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSP_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSN_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_CMD_TX_E_DCC;
+ ccfifo_writel(emc, cmd_pad,
+ EMC_PMACRO_CMD_PAD_TX_CTRL,
+ (100000 / clk) + 1);
+ ramp_up_wait += 100000;
+
+ dq_pad |=
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSP_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSN_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQ_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_CMD_TX_E_DCC;
+ ccfifo_writel(emc, dq_pad,
+ EMC_PMACRO_DATA_PAD_TX_CTRL, 0);
+ ccfifo_writel(emc, rfu1,
+ EMC_PMACRO_BRICK_CTRL_RFU1, 0);
+ } else {
+ ccfifo_writel(emc, rfu1,
+ EMC_PMACRO_BRICK_CTRL_RFU1,
+ (100000 / clk) + 1);
+ ramp_up_wait += 100000;
+ }
+
+ ccfifo_writel(emc, cfg5 & ~EMC_FBIO_CFG5_CMD_TX_DIS,
+ EMC_FBIO_CFG5, (100000 / clk) + 10);
+ ramp_up_wait += 100000 + (10 * clk);
+ } else if (clk < 1000000 / DVFS_FGCG_MID_SPEED_THRESHOLD) {
+ ccfifo_writel(emc, rfu1 | 0x06000600,
+ EMC_PMACRO_BRICK_CTRL_RFU1, (100000 / clk) + 1);
+ ccfifo_writel(emc, cfg5 & ~EMC_FBIO_CFG5_CMD_TX_DIS,
+ EMC_FBIO_CFG5, (100000 / clk) + 10);
+ ramp_up_wait += 100000 + 10 * clk;
+ } else {
+ ccfifo_writel(emc, rfu1 | 0x00000600,
+ EMC_PMACRO_BRICK_CTRL_RFU1, 0);
+ ccfifo_writel(emc, cfg5 & ~EMC_FBIO_CFG5_CMD_TX_DIS,
+ EMC_FBIO_CFG5, 12);
+ ramp_up_wait += 12 * clk;
+ }
+
+ cmd_pad &= ~EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_DRVFORCEON;
+ ccfifo_writel(emc, cmd_pad, EMC_PMACRO_CMD_PAD_TX_CTRL, 5);
+
+ return ramp_up_wait;
}
-static int debug_emc_set_rate(void *data, u64 val)
+u32 tegra210_emc_dvfs_power_ramp_down(struct tegra210_emc *emc, u32 clk,
+ bool flip_backward)
{
- struct clk *c = data;
+ u32 ramp_down_wait = 0, cmd_pad, dq_pad, rfu1, cfg5, common_tx;
+ const struct tegra210_emc_timing *entry;
+ u32 seq_wait;
- return clk_set_rate(c, val);
+ if (flip_backward)
+ entry = emc->next;
+ else
+ entry = emc->last;
+
+ cmd_pad = entry->burst_regs[EMC_PMACRO_CMD_PAD_TX_CTRL_INDEX];
+ dq_pad = entry->burst_regs[EMC_PMACRO_DATA_PAD_TX_CTRL_INDEX];
+ rfu1 = entry->burst_regs[EMC_PMACRO_BRICK_CTRL_RFU1_INDEX];
+ cfg5 = entry->burst_regs[EMC_FBIO_CFG5_INDEX];
+ common_tx = entry->burst_regs[EMC_PMACRO_COMMON_PAD_TX_CTRL_INDEX];
+
+ cmd_pad |= EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_DRVFORCEON;
+
+ ccfifo_writel(emc, cmd_pad, EMC_PMACRO_CMD_PAD_TX_CTRL, 0);
+ ccfifo_writel(emc, cfg5 | EMC_FBIO_CFG5_CMD_TX_DIS,
+ EMC_FBIO_CFG5, 12);
+ ramp_down_wait = 12 * clk;
+
+ seq_wait = (100000 / clk) + 1;
+
+ if (clk < (1000000 / DVFS_FGCG_HIGH_SPEED_THRESHOLD)) {
+ if (clk < (1000000 / IOBRICK_DCC_THRESHOLD)) {
+ cmd_pad &=
+ ~(EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_CMD_TX_E_DCC);
+ cmd_pad |=
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSP_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSN_TX_E_DCC;
+ ccfifo_writel(emc, cmd_pad,
+ EMC_PMACRO_CMD_PAD_TX_CTRL, seq_wait);
+ ramp_down_wait += 100000;
+
+ dq_pad &=
+ ~(EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQ_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_CMD_TX_E_DCC);
+ dq_pad |=
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSP_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSN_TX_E_DCC;
+ ccfifo_writel(emc, dq_pad,
+ EMC_PMACRO_DATA_PAD_TX_CTRL, 0);
+ ccfifo_writel(emc, rfu1 & ~0x01120112,
+ EMC_PMACRO_BRICK_CTRL_RFU1, 0);
+ } else {
+ ccfifo_writel(emc, rfu1 & ~0x01120112,
+ EMC_PMACRO_BRICK_CTRL_RFU1, seq_wait);
+ ramp_down_wait += 100000;
+ }
+
+ ccfifo_writel(emc, rfu1 & ~0x01bf01bf,
+ EMC_PMACRO_BRICK_CTRL_RFU1, seq_wait);
+ ramp_down_wait += 100000;
+
+ if (clk < (1000000 / IOBRICK_DCC_THRESHOLD)) {
+ cmd_pad &=
+ ~(EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_CMD_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSP_TX_E_DCC |
+ EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSN_TX_E_DCC);
+ ccfifo_writel(emc, cmd_pad,
+ EMC_PMACRO_CMD_PAD_TX_CTRL, seq_wait);
+ ramp_down_wait += 100000;
+
+ dq_pad &=
+ ~(EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQ_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_CMD_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSP_TX_E_DCC |
+ EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSN_TX_E_DCC);
+ ccfifo_writel(emc, dq_pad,
+ EMC_PMACRO_DATA_PAD_TX_CTRL, 0);
+ ccfifo_writel(emc, rfu1 & ~0x07ff07ff,
+ EMC_PMACRO_BRICK_CTRL_RFU1, 0);
+ } else {
+ ccfifo_writel(emc, rfu1 & ~0x07ff07ff,
+ EMC_PMACRO_BRICK_CTRL_RFU1, seq_wait);
+ ramp_down_wait += 100000;
+ }
+ } else {
+ ccfifo_writel(emc, rfu1 & ~0xffff07ff,
+ EMC_PMACRO_BRICK_CTRL_RFU1, seq_wait + 19);
+ ramp_down_wait += 100000 + (20 * clk);
+ }
+
+ if (clk < (1000000 / DVFS_FGCG_MID_SPEED_THRESHOLD)) {
+ ramp_down_wait += 100000;
+ ccfifo_writel(emc, common_tx & ~0x5,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL, seq_wait);
+ ramp_down_wait += 100000;
+ ccfifo_writel(emc, common_tx & ~0xf,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL, seq_wait);
+ ramp_down_wait += 100000;
+ ccfifo_writel(emc, 0, 0, seq_wait);
+ ramp_down_wait += 100000;
+ } else {
+ ccfifo_writel(emc, common_tx & ~0xf,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL, seq_wait);
+ }
+
+ return ramp_down_wait;
}
-DEFINE_SIMPLE_ATTRIBUTE(emc_rate_fops, debug_emc_get_rate,
- debug_emc_set_rate, "%llu\n");
-static int tegra_emc_debug_init(struct tegra_emc *emc)
+void tegra210_emc_reset_dram_clktree_values(struct tegra210_emc_timing *timing)
{
- struct dentry *emc_debugfs_root;
+ timing->current_dram_clktree[C0D0U0] =
+ timing->trained_dram_clktree[C0D0U0];
+ timing->current_dram_clktree[C0D0U1] =
+ timing->trained_dram_clktree[C0D0U1];
+ timing->current_dram_clktree[C1D0U0] =
+ timing->trained_dram_clktree[C1D0U0];
+ timing->current_dram_clktree[C1D0U1] =
+ timing->trained_dram_clktree[C1D0U1];
+ timing->current_dram_clktree[C1D1U0] =
+ timing->trained_dram_clktree[C1D1U0];
+ timing->current_dram_clktree[C1D1U1] =
+ timing->trained_dram_clktree[C1D1U1];
+}
- emc_debugfs_root = debugfs_create_dir("tegra_emc", NULL);
- if (!emc_debugfs_root)
- return -ENOMEM;
+static void update_dll_control(struct tegra210_emc *emc, u32 value,
+ unsigned int num_channels, bool state)
+{
+ unsigned int i;
- if (!debugfs_create_file("rate", 0644, emc_debugfs_root, emc->emc_clk,
- &emc_rate_fops))
- goto err_out;
+ emc_writel(emc, value, EMC_CFG_DIG_DLL);
+ tegra210_emc_timing_update(emc, num_channels);
- return 0;
+ for (i = 0; i < num_channels; i++)
+ tegra210_emc_wait_for_update(emc, i, EMC_CFG_DIG_DLL,
+ EMC_CFG_DIG_DLL_CFG_DLL_EN,
+ state);
+}
+
+void tegra210_emc_dll_disable(struct tegra210_emc *emc,
+ unsigned int num_channels)
+{
+ u32 value;
+
+ value = emc_readl(emc, EMC_CFG_DIG_DLL);
+ value &= ~EMC_CFG_DIG_DLL_CFG_DLL_EN;
-err_out:
- debugfs_remove_recursive(emc_debugfs_root);
- return -ENOMEM;
+ update_dll_control(emc, value, num_channels, false);
}
-#endif /* CONFIG_DEBUG_FS */
-static u8 clk_emc_get_parent(struct clk_hw *hw)
+void tegra210_emc_dll_enable(struct tegra210_emc *emc,
+ unsigned int num_channels)
{
- struct tegra_emc *emc = clk_hw_to_emc(hw);
+ u32 value;
- if (!emc->clk_setting)
- emc->clk_setting = tegra210_clk_emc_get_setting();
+ value = emc_readl(emc, EMC_CFG_DIG_DLL);
+ value |= EMC_CFG_DIG_DLL_CFG_DLL_EN;
- return emc_src_val(emc->clk_setting);
+ update_dll_control(emc, value, num_channels, true);
}
-static unsigned long clk_emc_recalc_rate(struct clk_hw *hw,
- unsigned long parent_rate)
+void tegra210_emc_set_over_temp_timing(struct tegra210_emc *emc,
+ struct tegra210_emc_timing *timing)
{
- struct tegra_emc *emc = clk_hw_to_emc(hw);
+#define REFRESH_X2 1
+#define REFRESH_X4 2
+#define REFRESH_SPEEDUP(val, speedup) \
+ (val = ((val) & 0xFFFF0000) | (((val) & 0xFFFF) >> (speedup)))
+
+ u32 ref = timing->burst_regs[EMC_REFRESH_INDEX];
+ u32 pre_ref = timing->burst_regs[EMC_PRE_REFRESH_REQ_CNT_INDEX];
+ u32 dsr_cntrl = timing->burst_regs[EMC_DYN_SELF_REF_CONTROL_INDEX];
+
+ switch (emc->state) {
+ case TEGRA_DRAM_OVER_TEMP_NONE:
+ case TEGRA_DRAM_OVER_TEMP_THROTTLE:
+ break;
- if (!emc->emc_table_size || !seq) {
- u32 emc_setting = tegra210_clk_emc_get_setting();
+ case TEGRA_DRAM_OVER_TEMP_REFRESH_X2:
+ REFRESH_SPEEDUP(ref, REFRESH_X2);
+ REFRESH_SPEEDUP(pre_ref, REFRESH_X2);
+ REFRESH_SPEEDUP(dsr_cntrl, REFRESH_X2);
+ break;
+
+ case TEGRA_DRAM_OVER_TEMP_REFRESH_X4:
+ REFRESH_SPEEDUP(ref, REFRESH_X4);
+ REFRESH_SPEEDUP(pre_ref, REFRESH_X4);
+ REFRESH_SPEEDUP(dsr_cntrl, REFRESH_X4);
+ break;
- return clk_get_rate(emc_src[emc_src_val(emc_setting)]);
+ default:
+ dev_warn(emc->dev, "failed to set over temperature state: %d\n",
+ emc->state);
+ return;
}
- return emc->current_timing->rate * 1000;
+ emc_writel(emc, ref, emc->offsets->burst[EMC_REFRESH_INDEX]);
+ emc_writel(emc, pre_ref,
+ emc->offsets->burst[EMC_PRE_REFRESH_REQ_CNT_INDEX]);
+ emc_writel(emc, dsr_cntrl,
+ emc->offsets->burst[EMC_DYN_SELF_REF_CONTROL_INDEX]);
}
-static long clk_emc_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int tegra210_emc_set_rate(struct device *dev,
+ const struct tegra210_clk_emc_config *config)
{
- struct tegra_emc *emc = clk_hw_to_emc(hw);
- int i;
+ struct tegra210_emc *emc = dev_get_drvdata(dev);
+ struct tegra210_emc_timing *timing = NULL;
+ unsigned long rate = config->rate;
+ s64 last_change_delay;
+ unsigned long flags;
+ unsigned int i;
+
+ if (rate == emc->last->rate * 1000UL)
+ return 0;
- if (!emc->emc_table_size || !seq) {
- u32 emc_setting = tegra210_clk_emc_get_setting();
- return clk_get_rate(emc_src[emc_src_val(emc_setting)]);
+ for (i = 0; i < emc->num_timings; i++) {
+ if (emc->timings[i].rate * 1000UL == rate) {
+ timing = &emc->timings[i];
+ break;
+ }
}
- if (emc->emc_suspend)
- return TEGRA210_EMC_SUSPEND_RATE;
+ if (!timing)
+ return -EINVAL;
- rate /= 1000;
+ if (rate > 204000000 && !timing->trained)
+ return -EINVAL;
- for (i = 0; i < emc->emc_table_size; i++) {
- if (emc->emc_table[i].rate >= rate)
- return emc->emc_table[i].rate * 1000;
- }
+ emc->next = timing;
+ last_change_delay = ktime_us_delta(ktime_get(), emc->clkchange_time);
+
+ /* XXX use non-busy-looping sleep? */
+ if ((last_change_delay >= 0) &&
+ (last_change_delay < emc->clkchange_delay))
+ udelay(emc->clkchange_delay - (int)last_change_delay);
- return emc->emc_table[i - 1].rate * 1000;
+ spin_lock_irqsave(&emc->lock, flags);
+ tegra210_emc_set_clock(emc, config->value);
+ emc->clkchange_time = ktime_get();
+ emc->last = timing;
+ spin_unlock_irqrestore(&emc->lock, flags);
+
+ return 0;
}
-static int clk_emc_set_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long parent_rate)
-{
- struct tegra_emc *emc = clk_hw_to_emc(hw);
- struct clk *old_parent, *new_parent;
- int ret = -EINVAL;
+/*
+ * debugfs interface
+ *
+ * The memory controller driver exposes some files in debugfs that can be used
+ * to control the EMC frequency. The top-level directory can be found here:
+ *
+ * /sys/kernel/debug/emc
+ *
+ * It contains the following files:
+ *
+ * - available_rates: This file contains a list of valid, space-separated
+ * EMC frequencies.
+ *
+ * - min_rate: Writing a value to this file sets the given frequency as the
+ * floor of the permitted range. If this is higher than the currently
+ * configured EMC frequency, this will cause the frequency to be
+ * increased so that it stays within the valid range.
+ *
+ * - max_rate: Similarily to the min_rate file, writing a value to this file
+ * sets the given frequency as the ceiling of the permitted range. If
+ * the value is lower than the currently configured EMC frequency, this
+ * will cause the frequency to be decreased so that it stays within the
+ * valid range.
+ */
- if (!emc->emc_table_size || !seq)
- return ret;
+static bool tegra210_emc_validate_rate(struct tegra210_emc *emc,
+ unsigned long rate)
+{
+ unsigned int i;
- if (emc->emc_suspend)
- rate = TEGRA210_EMC_SUSPEND_RATE;
+ for (i = 0; i < emc->num_timings; i++)
+ if (rate == emc->timings[i].rate * 1000UL)
+ return true;
- old_parent = clk_get_parent(hw->clk);
- new_parent = emc_predict_parent(emc, rate);
- if (IS_ERR(new_parent))
- goto out;
+ return false;
+}
- if (!clk_is_match(new_parent, old_parent))
- clk_prepare_enable(new_parent);
+static int tegra210_emc_debug_available_rates_show(struct seq_file *s,
+ void *data)
+{
+ struct tegra210_emc *emc = s->private;
+ const char *prefix = "";
+ unsigned int i;
- ret = emc_set_rate(emc, rate);
- if (ret) {
- if (new_parent != old_parent)
- clk_disable_unprepare(new_parent);
- goto out;
+ for (i = 0; i < emc->num_timings; i++) {
+ seq_printf(s, "%s%u", prefix, emc->timings[i].rate * 1000);
+ prefix = " ";
}
- if (!clk_is_match(new_parent, old_parent)) {
- clk_hw_reparent(hw, __clk_get_hw(new_parent));
- clk_disable_unprepare(old_parent);
- }
+ seq_puts(s, "\n");
+
+ return 0;
+}
-out:
- return ret;
+static int tegra210_emc_debug_available_rates_open(struct inode *inode,
+ struct file *file)
+{
+ return single_open(file, tegra210_emc_debug_available_rates_show,
+ inode->i_private);
}
-static const struct clk_ops tegra_clk_emc_ops = {
- .get_parent = clk_emc_get_parent,
- .recalc_rate = clk_emc_recalc_rate,
- .round_rate = clk_emc_round_rate,
- .set_rate = clk_emc_set_rate,
+static const struct file_operations tegra210_emc_debug_available_rates_fops = {
+ .open = tegra210_emc_debug_available_rates_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
};
-static int find_matching_input(struct emc_table *table, struct emc_sel *sel)
+static int tegra210_emc_debug_min_rate_get(void *data, u64 *rate)
{
- u32 div_value;
- u32 src_value;
- unsigned long input_rate = 0;
- struct clk *input_clk;
+ struct tegra210_emc *emc = data;
+
+ *rate = emc->debugfs.min_rate;
+
+ return 0;
+}
- div_value = emc_div_val(table->clk_src_emc);
- src_value = emc_src_val(table->clk_src_emc);
+static int tegra210_emc_debug_min_rate_set(void *data, u64 rate)
+{
+ struct tegra210_emc *emc = data;
+ int err;
- if (div_value & 0x1) {
- pr_warn("Tegra EMC: invalid odd divider for EMC rate %u\n",
- table->rate);
+ if (!tegra210_emc_validate_rate(emc, rate))
return -EINVAL;
- }
- if (!(table->clk_src_emc & EMC_CLK_MC_EMC_SAME_FREQ) !=
- !(MC_EMEM_ARB_MISC0_EMC_SAME_FREQ &
- table->burst_mc_regs[MC_EMEM_ARB_MISC0_INDEX])) {
- pr_warn("Tegra EMC: ambiguous EMC to MC ratio for rate %u\n",
- table->rate);
+ err = clk_set_min_rate(emc->clk, rate);
+ if (err < 0)
+ return err;
+
+ emc->debugfs.min_rate = rate;
+
+ return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(tegra210_emc_debug_min_rate_fops,
+ tegra210_emc_debug_min_rate_get,
+ tegra210_emc_debug_min_rate_set, "%llu\n");
+
+static int tegra210_emc_debug_max_rate_get(void *data, u64 *rate)
+{
+ struct tegra210_emc *emc = data;
+
+ *rate = emc->debugfs.max_rate;
+
+ return 0;
+}
+
+static int tegra210_emc_debug_max_rate_set(void *data, u64 rate)
+{
+ struct tegra210_emc *emc = data;
+ int err;
+
+ if (!tegra210_emc_validate_rate(emc, rate))
return -EINVAL;
+
+ err = clk_set_max_rate(emc->clk, rate);
+ if (err < 0)
+ return err;
+
+ emc->debugfs.max_rate = rate;
+
+ return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(tegra210_emc_debug_max_rate_fops,
+ tegra210_emc_debug_max_rate_get,
+ tegra210_emc_debug_max_rate_set, "%llu\n");
+
+static void tegra210_emc_debugfs_init(struct tegra210_emc *emc)
+{
+ struct device *dev = emc->dev;
+ unsigned int i;
+ int err;
+
+ emc->debugfs.min_rate = ULONG_MAX;
+ emc->debugfs.max_rate = 0;
+
+ for (i = 0; i < emc->num_timings; i++) {
+ if (emc->timings[i].rate * 1000UL < emc->debugfs.min_rate)
+ emc->debugfs.min_rate = emc->timings[i].rate * 1000UL;
+
+ if (emc->timings[i].rate * 1000UL > emc->debugfs.max_rate)
+ emc->debugfs.max_rate = emc->timings[i].rate * 1000UL;
}
- input_clk = emc_src[src_value];
- if (input_clk == emc_src[TEGRA_EMC_SRC_PLLM]
- || input_clk == emc_src[TEGRA_EMC_SRC_PLLM_UD]) {
- input_rate = table->rate * (1 + div_value / 2);
- } else {
- input_rate = clk_get_rate(input_clk) / 1000;
- if (input_rate != (table->rate * (1 + div_value / 2))) {
- pr_warn("Tegra EMC: rate %u doesn't match input\n",
- table->rate);
- return -EINVAL;
- }
+ if (!emc->num_timings) {
+ emc->debugfs.min_rate = clk_get_rate(emc->clk);
+ emc->debugfs.max_rate = emc->debugfs.min_rate;
}
- sel->input = input_clk;
- sel->input_rate = input_rate;
- sel->value = table->clk_src_emc;
- sel->input_b = input_clk;
- sel->input_rate_b = input_rate;
- sel->value_b = table->clk_src_emc;
-
- if (input_clk == emc_src[TEGRA_EMC_SRC_PLLM]) {
- sel->input_b = emc_src[TEGRA_EMC_SRC_PLLMB];
- sel->value_b = table->clk_src_emc &
- ~EMC_CLK_EMC_2X_CLK_SRC_MASK;
- sel->value_b |= TEGRA_EMC_SRC_PLLMB <<
- EMC_CLK_EMC_2X_CLK_SRC_SHIFT;
+ err = clk_set_rate_range(emc->clk, emc->debugfs.min_rate,
+ emc->debugfs.max_rate);
+ if (err < 0) {
+ dev_err(dev, "failed to set rate range [%lu-%lu] for %pC\n",
+ emc->debugfs.min_rate, emc->debugfs.max_rate,
+ emc->clk);
+ return;
}
- if (input_clk == emc_src[TEGRA_EMC_SRC_PLLM_UD]) {
- sel->input_b = emc_src[TEGRA_EMC_SRC_PLLMB_UD];
- sel->value_b = table->clk_src_emc &
- ~EMC_CLK_EMC_2X_CLK_SRC_MASK;
- sel->value_b |= TEGRA_EMC_SRC_PLLMB_UD <<
- EMC_CLK_EMC_2X_CLK_SRC_SHIFT;
+ emc->debugfs.root = debugfs_create_dir("emc", NULL);
+ if (!emc->debugfs.root) {
+ dev_err(dev, "failed to create debugfs directory\n");
+ return;
}
- return 0;
+ debugfs_create_file("available_rates", S_IRUGO, emc->debugfs.root, emc,
+ &tegra210_emc_debug_available_rates_fops);
+ debugfs_create_file("min_rate", S_IRUGO | S_IWUSR, emc->debugfs.root,
+ emc, &tegra210_emc_debug_min_rate_fops);
+ debugfs_create_file("max_rate", S_IRUGO | S_IWUSR, emc->debugfs.root,
+ emc, &tegra210_emc_debug_max_rate_fops);
}
static int tegra210_emc_probe(struct platform_device *pdev)
{
- int i;
- unsigned long table_rate;
unsigned long current_rate;
- struct clk *emc_clk;
- struct device_node *np;
struct platform_device *mc;
- struct resource res;
- struct tegra_emc *emc;
- void *table_addr;
+ struct tegra210_emc *emc;
+ struct device_node *np;
+ unsigned int i;
+ int err;
- emc_clk = devm_clk_get(&pdev->dev, "emc");
- if (IS_ERR(emc_clk))
- return PTR_ERR(emc_clk);
- emc = clk_hw_to_emc(__clk_get_hw(emc_clk));
+ emc = devm_kzalloc(&pdev->dev, sizeof(*emc), GFP_KERNEL);
+ if (!emc)
+ return -ENOMEM;
+
+ emc->clk = devm_clk_get(&pdev->dev, "emc");
+ if (IS_ERR(emc->clk))
+ return PTR_ERR(emc->clk);
+
+ platform_set_drvdata(pdev, emc);
+ spin_lock_init(&emc->lock);
+ emc->dev = &pdev->dev;
np = of_parse_phandle(pdev->dev.of_node, "nvidia,memory-controller", 0);
if (!np) {
@@ -486,160 +1580,143 @@ static int tegra210_emc_probe(struct platform_device *pdev)
if (!emc->mc)
return -EPROBE_DEFER;
- emc->emc_base[REG_EMC] = devm_platform_ioremap_resource(pdev, 0);
- emc->emc_base[REG_EMC0] = devm_platform_ioremap_resource(pdev, 1);
- emc->emc_base[REG_EMC1] = devm_platform_ioremap_resource(pdev, 2);
-
- for (i = 0; i < TEGRA_EMC_SRC_COUNT; i++) {
- if (!IS_ERR(emc_src[i]))
- clk_put(emc_src[i]);
-
- emc_src[i] = devm_clk_get(&pdev->dev, emc_src_names[i]);
- if (IS_ERR(emc_src[i])) {
- dev_err(&pdev->dev, "Can not find EMC source clock\n");
- return -ENODATA;
- }
- }
+ emc->regs = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(emc->regs))
+ return PTR_ERR(emc->regs);
- np = of_parse_phandle(pdev->dev.of_node, "memory-region", 0);
- if (!np) {
- dev_err(&pdev->dev, "could not find EMC table\n");
- return -ENODATA;
+ for (i = 0; i < 2; i++) {
+ emc->channel[i] = devm_platform_ioremap_resource(pdev, 1 + i);
+ if (IS_ERR(emc->channel[i]))
+ return PTR_ERR(emc->channel[i]);
}
- if (!of_device_is_compatible(np, "nvidia,tegra210-emc-table") ||
- !of_device_is_available(np)) {
- dev_err(&pdev->dev, "EMC table is invalid\n");
- return -ENODATA;
- }
+ /* probe the number of connected DRAM devices */
+ emc->num_devices = 1 + (mc_readl(emc->mc, MC_EMEM_ADR_CFG) & 0x1);
- of_address_to_resource(np, 0, &res);
- table_addr = memremap(res.start, resource_size(&res), MEMREMAP_WB);
- of_node_put(np);
- if (!table_addr) {
- dev_err(&pdev->dev, "could not map EMC table\n");
- return -ENOMEM;
+ err = of_reserved_mem_device_init(emc->dev);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to get EMC table: %d\n", err);
+ return err;
}
- emc->emc_table = (struct emc_table *)table_addr;
- for (i = 0; i < TEGRA_EMC_MAX_FREQS; i++)
- if (emc->emc_table[i].rev != 0)
- emc->emc_table_size++;
- else
- break;
+ for (i = 0; i < ARRAY_SIZE(tegra210_emc_sequences); i++) {
+ const struct tegra210_emc_sequence *sequence =
+ tegra210_emc_sequences[i];
- /* check the supported sequence */
- while (seq->table_rev) {
- if (seq->table_rev == emc->emc_table[0].rev)
+ if (emc->timings[0].revision == sequence->revision) {
+ emc->sequence = sequence;
break;
- seq++;
+ }
}
- if (!seq->set_clock) {
- seq = NULL;
- dev_err(&pdev->dev, "Invalid EMC sequence for table Rev. %d\n",
- emc->emc_table[0].rev);
- return -ENODATA;
+
+ if (!emc->sequence) {
+ dev_err(&pdev->dev, "sequence %u not supported\n",
+ emc->timings[0].revision);
+ return -ENOTSUPP;
}
- emc_clk_sel = devm_kcalloc(&pdev->dev,
- emc->emc_table_size,
- sizeof(struct emc_sel),
- GFP_KERNEL);
+ emc->offsets = &tegra210_emc_table_register_offsets;
+ emc->state = TEGRA_DRAM_OVER_TEMP_NONE;
/* calculate the rate from source clock */
- current_rate = emc_get_src_clk_rate() / 1000;
+ current_rate = clk_get_rate(emc->clk) / 1000;
/* validate the table */
- for (i = 0; i < emc->emc_table_size; i++) {
- table_rate = emc->emc_table[i].rate;
- if (!table_rate)
- continue;
+ for (i = 0; i < emc->num_timings; i++) {
+ u32 min_volt = emc->timings[i].min_volt;
+ u32 rate = emc->timings[i].rate;
- if (i && ((table_rate <= emc->emc_table[i-1].rate) ||
- (emc->emc_table[i].min_volt <
- emc->emc_table[i-1].min_volt)))
- continue;
+ if (!rate)
+ return -EINVAL;
- if (emc->emc_table[i].rev != emc->emc_table[0].rev)
- continue;
+ if ((i > 0) && ((rate <= emc->timings[i - 1].rate) ||
+ (min_volt < emc->timings[i - 1].min_volt)))
+ return -EINVAL;
- if (find_matching_input(&emc->emc_table[i], &emc_clk_sel[i]))
+ if (emc->timings[i].revision != emc->timings[0].revision)
continue;
- if (table_rate == current_rate)
- emc->current_timing = &emc->emc_table[i];
+ if (rate == current_rate)
+ emc->last = &emc->timings[i];
}
- emc->clk_setting = tegra210_clk_emc_get_setting();
- emc->clkchange_delay = CLK_CHANGE_DELAY;
- emc->timer_period_training = TRAINING_TIME;
- emc->dev = &pdev->dev;
- dev_set_drvdata(emc->dev, emc);
+ emc->provider.dev = &pdev->dev;
+ emc->provider.set_rate = tegra210_emc_set_rate;
- /* EMC training timer */
- timer_setup(&emc->training_timer, emc_train_func, 0);
+ emc->provider.configs = devm_kcalloc(&pdev->dev, emc->num_timings,
+ sizeof(*emc->provider.configs),
+ GFP_KERNEL);
+ if (!emc->provider.configs)
+ return -ENOMEM;
-#ifdef CONFIG_DEBUG_FS
- tegra_emc_debug_init(emc);
-#endif
+ emc->provider.num_configs = emc->num_timings;
- return 0;
-}
+ for (i = 0; i < emc->provider.num_configs; i++) {
+ struct tegra210_emc_timing *timing = &emc->timings[i];
+ struct tegra210_clk_emc_config *config =
+ &emc->provider.configs[i];
+ u32 value;
-struct clk *tegra210_clk_register_emc(void)
-{
- struct clk_init_data init;
- struct clk *clk;
- struct tegra_emc *emc;
- int i;
+ config->rate = timing->rate * 1000UL;
+ config->value = timing->clk_src_emc;
- emc = kzalloc(sizeof(*emc), GFP_KERNEL);
- if (!emc)
- return ERR_PTR(-ENOMEM);
-
- for (i = 0; i < TEGRA_EMC_SRC_COUNT; i++)
- emc_src[i] = clk_get_sys(NULL, emc_src_names[i]);
-
- init.name = "emc";
- init.ops = &tegra_clk_emc_ops;
- init.flags = CLK_IS_CRITICAL | CLK_GET_RATE_NOCACHE;
- init.parent_names = emc_src_names;
- init.num_parents = ARRAY_SIZE(emc_src_names);
- emc->hw.init = &init;
-
- clk = clk_register(NULL, &emc->hw);
- if (IS_ERR(clk)) {
- kfree(emc);
- return clk;
+ value = timing->burst_mc_regs[MC_EMEM_ARB_MISC0_INDEX];
+
+ if ((value & MC_EMEM_ARB_MISC0_EMC_SAME_FREQ) == 0)
+ config->same_freq = false;
+ else
+ config->same_freq = true;
+ }
+
+ err = tegra210_clk_emc_attach(emc->clk, &emc->provider);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to attach to EMC clock: %d\n", err);
+ return err;
}
- emc->emc_clk = clk;
- return clk;
+ emc->clkchange_delay = 100;
+ emc->training_interval = 100;
+ dev_set_drvdata(emc->dev, emc);
+
+ /* EMC training timer */
+ timer_setup(&emc->training, tegra210_emc_train, 0);
+
+ tegra210_emc_debugfs_init(emc);
+
+ return 0;
}
-EXPORT_SYMBOL_GPL(tegra210_clk_register_emc);
#ifdef CONFIG_PM_SLEEP
static int tegra210_emc_suspend(struct device *dev)
{
- struct tegra_emc *emc = dev_get_drvdata(dev);
+ struct tegra210_emc *emc = dev_get_drvdata(dev);
- emc->emc_suspend = true;
- emc->emc_resume_rate = clk_get_rate(emc->emc_clk);
- clk_set_rate(emc->emc_clk, TEGRA210_EMC_SUSPEND_RATE);
+ emc->resume_rate = clk_get_rate(emc->clk);
+ emc->suspend = true;
- pr_debug("%s at rate %lu\n", __func__, clk_get_rate(emc->emc_clk));
+ clk_set_rate(emc->clk, 204000000);
+ tegra210_clk_emc_detach(emc->clk);
+
+ dev_dbg(dev, "suspending at %lu Hz\n", clk_get_rate(emc->clk));
return 0;
}
static int tegra210_emc_resume(struct device *dev)
{
- struct tegra_emc *emc = dev_get_drvdata(dev);
+ struct tegra210_emc *emc = dev_get_drvdata(dev);
+ int err;
+
+ err = tegra210_clk_emc_attach(emc->clk, &emc->provider);
+ if (err < 0) {
+ dev_err(dev, "failed to attach to EMC clock: %d\n", err);
+ return err;
+ }
- emc->emc_suspend = false;
- clk_set_rate(emc->emc_clk, emc->emc_resume_rate);
+ clk_set_rate(emc->clk, emc->resume_rate);
+ emc->suspend = false;
- pr_debug("%s at rate %lu\n", __func__, clk_get_rate(emc->emc_clk));
+ dev_dbg(dev, "resuming at %lu Hz\n", clk_get_rate(emc->clk));
return 0;
}
@@ -655,7 +1732,7 @@ static const struct of_device_id tegra210_emc_of_match[] = {
};
static struct platform_driver tegra210_emc_driver = {
- .driver = {
+ .driver = {
.name = "tegra210-emc",
.of_match_table = tegra210_emc_of_match,
.pm = &tegra210_emc_pm_ops,
@@ -669,3 +1746,54 @@ static int __init tegra210_emc_init(void)
return platform_driver_register(&tegra210_emc_driver);
}
subsys_initcall(tegra210_emc_init);
+
+static int tegra210_emc_table_device_init(struct reserved_mem *rmem,
+ struct device *dev)
+{
+ struct tegra210_emc *emc = dev_get_drvdata(dev);
+ unsigned int i;
+ void *table;
+
+ table = memremap(rmem->base, rmem->size, MEMREMAP_WB);
+ if (!table) {
+ dev_err(dev, "failed to map EMC table\n");
+ return -ENOMEM;
+ }
+
+ emc->timings = (struct tegra210_emc_timing *)table;
+ emc->num_timings = 0;
+
+ for (i = 0; i < TEGRA_EMC_MAX_FREQS; i++) {
+ if (emc->timings[i].revision == 0)
+ break;
+
+ emc->num_timings++;
+ }
+
+ return 0;
+}
+
+static void tegra210_emc_table_device_release(struct reserved_mem *rmem,
+ struct device *dev)
+{
+ struct tegra210_emc *emc = dev_get_drvdata(dev);
+
+ memunmap(emc->timings);
+}
+
+static const struct reserved_mem_ops tegra210_emc_table_ops = {
+ .device_init = tegra210_emc_table_device_init,
+ .device_release = tegra210_emc_table_device_release,
+};
+
+static int tegra210_emc_table_init(struct reserved_mem *rmem)
+{
+ pr_debug("Tegra210 EMC table at %pa, size %lu bytes\n", &rmem->base,
+ (unsigned long)rmem->size);
+
+ rmem->ops = &tegra210_emc_table_ops;
+
+ return 0;
+}
+RESERVEDMEM_OF_DECLARE(tegra210_emc_table, "nvidia,tegra210-emc-table",
+ tegra210_emc_table_init);
@@ -1,26 +1,730 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
- * Copyright (c) 2015-2019, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2015-2020, NVIDIA CORPORATION. All rights reserved.
*/
-#ifndef _TEGRA210_EMC_REG_H
-#define _TEGRA210_EMC_REG_H
+#ifndef TEGRA210_EMC_H
+#define TEGRA210_EMC_H
#include <linux/clk.h>
#include <linux/clk-provider.h>
+#include <linux/clk/tegra.h>
#include <linux/platform_device.h>
#include "mc.h"
+#define DVFS_FGCG_HIGH_SPEED_THRESHOLD 1000
+#define IOBRICK_DCC_THRESHOLD 2400
+#define DVFS_FGCG_MID_SPEED_THRESHOLD 600
+
+#define EMC_STATUS_UPDATE_TIMEOUT 1000
+
+#define MC_EMEM_ADR_CFG 0x54
+#define MC_EMEM_ARB_CFG 0x90
+#define MC_EMEM_ARB_OUTSTANDING_REQ 0x94
+#define MC_EMEM_ARB_TIMING_RCD 0x98
+#define MC_EMEM_ARB_TIMING_RP 0x9c
+#define MC_EMEM_ARB_TIMING_RC 0xa0
+#define MC_EMEM_ARB_TIMING_RAS 0xa4
+#define MC_EMEM_ARB_TIMING_FAW 0xa8
+#define MC_EMEM_ARB_TIMING_RRD 0xac
+#define MC_EMEM_ARB_TIMING_RAP2PRE 0xb0
+#define MC_EMEM_ARB_TIMING_WAP2PRE 0xb4
+#define MC_EMEM_ARB_TIMING_R2R 0xb8
+#define MC_EMEM_ARB_TIMING_W2W 0xbc
+#define MC_EMEM_ARB_TIMING_R2W 0xc0
+#define MC_EMEM_ARB_TIMING_W2R 0xc4
+#define MC_EMEM_ARB_MISC2 0xc8
+#define MC_EMEM_ARB_DA_TURNS 0xd0
+#define MC_EMEM_ARB_DA_COVERS 0xd4
+#define MC_EMEM_ARB_MISC0 0xd8
+#define MC_EMEM_ARB_MISC1 0xdc
+#define MC_EMEM_ARB_RING1_THROTTLE 0xe0
+#define MC_LATENCY_ALLOWANCE_AVPC_0 0x2e4
+#define MC_LATENCY_ALLOWANCE_HC_0 0x310
+#define MC_LATENCY_ALLOWANCE_HC_1 0x314
+#define MC_LATENCY_ALLOWANCE_MPCORE_0 0x320
+#define MC_LATENCY_ALLOWANCE_NVENC_0 0x328
+#define MC_LATENCY_ALLOWANCE_PPCS_0 0x344
+#define MC_LATENCY_ALLOWANCE_PPCS_1 0x348
+#define MC_LATENCY_ALLOWANCE_ISP2_0 0x370
+#define MC_LATENCY_ALLOWANCE_ISP2_1 0x374
+#define MC_LATENCY_ALLOWANCE_XUSB_0 0x37c
+#define MC_LATENCY_ALLOWANCE_XUSB_1 0x380
+#define MC_LATENCY_ALLOWANCE_TSEC_0 0x390
+#define MC_LATENCY_ALLOWANCE_VIC_0 0x394
+#define MC_LATENCY_ALLOWANCE_VI2_0 0x398
+#define MC_LATENCY_ALLOWANCE_GPU_0 0x3ac
+#define MC_LATENCY_ALLOWANCE_SDMMCA_0 0x3b8
+#define MC_LATENCY_ALLOWANCE_SDMMCAA_0 0x3bc
+#define MC_LATENCY_ALLOWANCE_SDMMC_0 0x3c0
+#define MC_LATENCY_ALLOWANCE_SDMMCAB_0 0x3c4
+#define MC_LATENCY_ALLOWANCE_GPU2_0 0x3e8
+#define MC_LATENCY_ALLOWANCE_NVDEC_0 0x3d8
+#define MC_MLL_MPCORER_PTSA_RATE 0x44c
+#define MC_FTOP_PTSA_RATE 0x50c
+#define MC_EMEM_ARB_TIMING_RFCPB 0x6c0
+#define MC_EMEM_ARB_TIMING_CCDMW 0x6c4
+#define MC_EMEM_ARB_REFPB_HP_CTRL 0x6f0
+#define MC_EMEM_ARB_REFPB_BANK_CTRL 0x6f4
+#define MC_PTSA_GRANT_DECREMENT 0x960
+#define MC_EMEM_ARB_DHYST_CTRL 0xbcc
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_0 0xbd0
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_1 0xbd4
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_2 0xbd8
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_3 0xbdc
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_4 0xbe0
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_5 0xbe4
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_6 0xbe8
+#define MC_EMEM_ARB_DHYST_TIMEOUT_UTIL_7 0xbec
+
+#define EMC_INTSTATUS 0x0
+#define EMC_INTSTATUS_CLKCHANGE_COMPLETE BIT(4)
+#define EMC_DBG 0x8
+#define EMC_DBG_WRITE_MUX_ACTIVE BIT(1)
+#define EMC_CFG 0xc
+#define EMC_TIMING_CONTROL 0x28
+#define EMC_RC 0x2c
+#define EMC_RFC 0x30
+#define EMC_RAS 0x34
+#define EMC_RP 0x38
+#define EMC_R2W 0x3c
+#define EMC_W2R 0x40
+#define EMC_R2P 0x44
+#define EMC_W2P 0x48
+#define EMC_RD_RCD 0x4c
+#define EMC_WR_RCD 0x50
+#define EMC_RRD 0x54
+#define EMC_REXT 0x58
+#define EMC_WDV 0x5c
+#define EMC_QUSE 0x60
+#define EMC_QRST 0x64
+#define EMC_QSAFE 0x68
+#define EMC_RDV 0x6c
+#define EMC_REFRESH 0x70
+#define EMC_BURST_REFRESH_NUM 0x74
+#define EMC_PDEX2WR 0x78
+#define EMC_PDEX2RD 0x7c
+#define EMC_PCHG2PDEN 0x80
+#define EMC_ACT2PDEN 0x84
+#define EMC_AR2PDEN 0x88
+#define EMC_RW2PDEN 0x8c
+#define EMC_TXSR 0x90
+#define EMC_TCKE 0x94
+#define EMC_TFAW 0x98
+#define EMC_TRPAB 0x9c
+#define EMC_TCLKSTABLE 0xa0
+#define EMC_TCLKSTOP 0xa4
+#define EMC_TREFBW 0xa8
+#define EMC_TPPD 0xac
+#define EMC_ODT_WRITE 0xb0
+#define EMC_PDEX2MRR 0xb4
+#define EMC_WEXT 0xb8
+#define EMC_RFC_SLR 0xc0
+#define EMC_MRS_WAIT_CNT2 0xc4
+#define EMC_MRS_WAIT_CNT 0xc8
+#define EMC_MRS_WAIT_CNT_SHORT_WAIT_SHIFT 0
+#define EMC_MRS_WAIT_CNT_SHORT_WAIT_MASK \
+ (0x3FF << EMC_MRS_WAIT_CNT_SHORT_WAIT_SHIFT)
+
+#define EMC_MRS 0xcc
+#define EMC_EMRS 0xd0
+#define EMC_EMRS_USE_EMRS_LONG_CNT BIT(26)
+#define EMC_REF 0xd4
+#define EMC_SELF_REF 0xe0
+#define EMC_MRW 0xe8
+#define EMC_MRW_MRW_OP_SHIFT 0
+#define EMC_MRW_MRW_OP_MASK \
+ (0xff << EMC_MRW_MRW_OP_SHIFT)
+#define EMC_MRW_MRW_MA_SHIFT 16
+#define EMC_MRW_USE_MRW_EXT_CNT 27
+#define EMC_MRW_MRW_DEV_SELECTN_SHIFT 30
+
+#define EMC_MRR 0xec
+#define EMC_MRR_DEV_SEL_SHIFT 30
+#define EMC_MRR_DEV_SEL_MASK 0x3
+#define EMC_MRR_MA_SHIFT 16
+#define EMC_MRR_MA_MASK 0xff
+#define EMC_MRR_DATA_SHIFT 0
+#define EMC_MRR_DATA_MASK 0xffff
+
+#define EMC_FBIO_SPARE 0x100
+#define EMC_FBIO_CFG5 0x104
+#define EMC_FBIO_CFG5_DRAM_TYPE_SHIFT 0
+#define EMC_FBIO_CFG5_DRAM_TYPE_MASK \
+ (0x3 << EMC_FBIO_CFG5_DRAM_TYPE_SHIFT)
+#define EMC_FBIO_CFG5_CMD_TX_DIS BIT(8)
+
+#define EMC_PDEX2CKE 0x118
+#define EMC_CKE2PDEN 0x11c
+#define EMC_MPC 0x128
+#define EMC_R2R 0x144
+#define EMC_EINPUT 0x14c
+#define EMC_EINPUT_DURATION 0x150
+#define EMC_PUTERM_EXTRA 0x154
+#define EMC_TCKESR 0x158
+#define EMC_TPD 0x15c
+#define EMC_EMC_STATUS 0x2b4
+#define EMC_EMC_STATUS_TIMING_UPDATE_STALLED BIT(23)
+#define EMC_CFG_DIG_DLL 0x2bc
+#define EMC_CFG_DIG_DLL_CFG_DLL_EN BIT(0)
+#define EMC_CFG_DIG_DLL_CFG_DLL_STALL_ALL_UNTIL_LOCK BIT(1)
+#define EMC_CFG_DIG_DLL_CFG_DLL_STALL_ALL_TRAFFIC BIT(3)
+#define EMC_CFG_DIG_DLL_CFG_DLL_STALL_RW_UNTIL_LOCK BIT(4)
+#define EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT 6
+#define EMC_CFG_DIG_DLL_CFG_DLL_MODE_MASK \
+ (0x3 << EMC_CFG_DIG_DLL_CFG_DLL_MODE_SHIFT)
+#define EMC_CFG_DIG_DLL_CFG_DLL_LOCK_LIMIT_SHIFT 8
+#define EMC_CFG_DIG_DLL_CFG_DLL_LOCK_LIMIT_MASK \
+ (0x7 << EMC_CFG_DIG_DLL_CFG_DLL_LOCK_LIMIT_SHIFT)
+
+#define EMC_CFG_DIG_DLL_PERIOD 0x2c0
+#define EMC_DIG_DLL_STATUS 0x2c4
+#define EMC_DIG_DLL_STATUS_DLL_LOCK BIT(15)
+#define EMC_DIG_DLL_STATUS_DLL_PRIV_UPDATED BIT(17)
+#define EMC_DIG_DLL_STATUS_DLL_OUT_SHIFT 0
+#define EMC_DIG_DLL_STATUS_DLL_OUT_MASK \
+ (0x7ff << EMC_DIG_DLL_STATUS_DLL_OUT_SHIFT)
+
+#define EMC_CFG_DIG_DLL_1 0x2c8
+#define EMC_RDV_MASK 0x2cc
+#define EMC_WDV_MASK 0x2d0
+#define EMC_RDV_EARLY_MASK 0x2d4
+#define EMC_RDV_EARLY 0x2d8
+#define EMC_ZCAL_INTERVAL 0x2e0
+#define EMC_ZCAL_WAIT_CNT 0x2e4
+#define EMC_FDPD_CTRL_DQ 0x310
+#define EMC_FDPD_CTRL_CMD 0x314
+#define EMC_PMACRO_CMD_BRICK_CTRL_FDPD 0x318
+#define EMC_PMACRO_DATA_BRICK_CTRL_FDPD 0x31c
+#define EMC_PMACRO_BRICK_CTRL_RFU1 0x330
+#define EMC_PMACRO_BRICK_CTRL_RFU2 0x334
+#define EMC_TR_TIMING_0 0x3b4
+#define EMC_TR_CTRL_1 0x3bc
+#define EMC_TR_RDV 0x3c4
+#define EMC_PRE_REFRESH_REQ_CNT 0x3dc
+#define EMC_DYN_SELF_REF_CONTROL 0x3e0
+#define EMC_TXSRDLL 0x3e4
+#define EMC_CCFIFO_ADDR 0x3e8
+#define EMC_CCFIFO_ADDR_STALL_BY_1 (1 << 31)
+#define EMC_CCFIFO_ADDR_STALL(x) (((x) & 0x7fff) << 16)
+#define EMC_CCFIFO_ADDR_OFFSET(x) ((x) & 0xffff)
+#define EMC_CCFIFO_DATA 0x3ec
+#define EMC_TR_QPOP 0x3f4
+#define EMC_TR_RDV_MASK 0x3f8
+#define EMC_TR_QSAFE 0x3fc
+#define EMC_TR_QRST 0x400
+#define EMC_TR_DVFS 0x460
+#define EMC_AUTO_CAL_CHANNEL 0x464
+#define EMC_IBDLY 0x468
+#define EMC_OBDLY 0x46c
+#define EMC_TXDSRVTTGEN 0x480
+#define EMC_WE_DURATION 0x48c
+#define EMC_WS_DURATION 0x490
+#define EMC_WEV 0x494
+#define EMC_WSV 0x498
+#define EMC_CFG_3 0x49c
+#define EMC_MRW6 0x4a4
+#define EMC_MRW7 0x4a8
+#define EMC_MRW8 0x4ac
+#define EMC_MRW10 0x4b4
+#define EMC_MRW11 0x4b8
+#define EMC_MRW12 0x4bc
+#define EMC_MRW13 0x4c0
+#define EMC_MRW14 0x4c4
+#define EMC_MRW15 0x4d0
+#define EMC_WDV_CHK 0x4e0
+#define EMC_CFG_PIPE_2 0x554
+#define EMC_CFG_PIPE_1 0x55c
+#define EMC_CFG_PIPE 0x560
+#define EMC_QPOP 0x564
+#define EMC_QUSE_WIDTH 0x568
+#define EMC_PUTERM_WIDTH 0x56c
+#define EMC_REFCTRL2 0x580
+#define EMC_FBIO_CFG7 0x584
+#define EMC_FBIO_CFG7_CH0_ENABLE BIT(1)
+#define EMC_FBIO_CFG7_CH1_ENABLE BIT(2)
+#define EMC_DATA_BRLSHFT_0 0x588
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE7_DATA_BRLSHFT_SHIFT 21
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE7_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE7_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE6_DATA_BRLSHFT_SHIFT 18
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE6_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE6_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE5_DATA_BRLSHFT_SHIFT 15
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE5_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE5_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE4_DATA_BRLSHFT_SHIFT 12
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE4_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE4_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE3_DATA_BRLSHFT_SHIFT 9
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE3_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE3_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE2_DATA_BRLSHFT_SHIFT 6
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE2_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE2_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE1_DATA_BRLSHFT_SHIFT 3
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE1_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE1_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE0_DATA_BRLSHFT_SHIFT 0
+#define EMC_DATA_BRLSHFT_0_RANK0_BYTE0_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_0_RANK0_BYTE0_DATA_BRLSHFT_SHIFT)
+
+#define EMC_DATA_BRLSHFT_1 0x58c
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE7_DATA_BRLSHFT_SHIFT 21
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE7_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE7_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE6_DATA_BRLSHFT_SHIFT 18
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE6_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE6_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE5_DATA_BRLSHFT_SHIFT 15
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE5_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE5_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE4_DATA_BRLSHFT_SHIFT 12
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE4_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE4_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE3_DATA_BRLSHFT_SHIFT 9
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE3_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE3_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE2_DATA_BRLSHFT_SHIFT 6
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE2_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE2_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE1_DATA_BRLSHFT_SHIFT 3
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE1_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE1_DATA_BRLSHFT_SHIFT)
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE0_DATA_BRLSHFT_SHIFT 0
+#define EMC_DATA_BRLSHFT_1_RANK1_BYTE0_DATA_BRLSHFT_MASK \
+ (0x7 << EMC_DATA_BRLSHFT_1_RANK1_BYTE0_DATA_BRLSHFT_SHIFT)
+
+#define EMC_RFCPB 0x590
+#define EMC_DQS_BRLSHFT_0 0x594
+#define EMC_DQS_BRLSHFT_1 0x598
+#define EMC_CMD_BRLSHFT_0 0x59c
+#define EMC_CMD_BRLSHFT_1 0x5a0
+#define EMC_CMD_BRLSHFT_2 0x5a4
+#define EMC_CMD_BRLSHFT_3 0x5a8
+#define EMC_QUSE_BRLSHFT_0 0x5ac
+#define EMC_QUSE_BRLSHFT_1 0x5b8
+#define EMC_QUSE_BRLSHFT_2 0x5bc
+#define EMC_CCDMW 0x5c0
+#define EMC_QUSE_BRLSHFT_3 0x5c4
+#define EMC_DLL_CFG_0 0x5e4
+#define EMC_DLL_CFG_1 0x5e8
+#define EMC_DLL_CFG_1_DDLLCAL_CTRL_START_TRIM_SHIFT 10
+#define EMC_DLL_CFG_1_DDLLCAL_CTRL_START_TRIM_MASK \
+ (0x7ff << EMC_DLL_CFG_1_DDLLCAL_CTRL_START_TRIM_SHIFT)
+
+#define EMC_CONFIG_SAMPLE_DELAY 0x5f0
+#define EMC_PMACRO_QUSE_DDLL_RANK0_0 0x600
+#define EMC_PMACRO_QUSE_DDLL_RANK0_1 0x604
+#define EMC_PMACRO_QUSE_DDLL_RANK0_2 0x608
+#define EMC_PMACRO_QUSE_DDLL_RANK0_3 0x60c
+#define EMC_PMACRO_QUSE_DDLL_RANK0_4 0x610
+#define EMC_PMACRO_QUSE_DDLL_RANK0_5 0x614
+#define EMC_PMACRO_QUSE_DDLL_RANK1_0 0x620
+#define EMC_PMACRO_QUSE_DDLL_RANK1_1 0x624
+#define EMC_PMACRO_QUSE_DDLL_RANK1_2 0x628
+#define EMC_PMACRO_QUSE_DDLL_RANK1_3 0x62c
+#define EMC_PMACRO_QUSE_DDLL_RANK1_4 0x630
+#define EMC_PMACRO_QUSE_DDLL_RANK1_5 0x634
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0 0x640
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_OB_DDLL_LONG_DQ_RANK0_BYTE1_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_OB_DDLL_LONG_DQ_RANK0_BYTE1_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_OB_DDLL_LONG_DQ_RANK0_BYTE1_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_OB_DDLL_LONG_DQ_RANK0_BYTE0_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_OB_DDLL_LONG_DQ_RANK0_BYTE0_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_OB_DDLL_LONG_DQ_RANK0_BYTE0_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1 0x644
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_OB_DDLL_LONG_DQ_RANK0_BYTE3_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_OB_DDLL_LONG_DQ_RANK0_BYTE3_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_OB_DDLL_LONG_DQ_RANK0_BYTE3_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_OB_DDLL_LONG_DQ_RANK0_BYTE2_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_OB_DDLL_LONG_DQ_RANK0_BYTE2_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_OB_DDLL_LONG_DQ_RANK0_BYTE2_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2 0x648
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_OB_DDLL_LONG_DQ_RANK0_BYTE5_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_OB_DDLL_LONG_DQ_RANK0_BYTE5_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_OB_DDLL_LONG_DQ_RANK0_BYTE5_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_OB_DDLL_LONG_DQ_RANK0_BYTE4_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_OB_DDLL_LONG_DQ_RANK0_BYTE4_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_OB_DDLL_LONG_DQ_RANK0_BYTE4_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3 0x64c
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_OB_DDLL_LONG_DQ_RANK0_BYTE7_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_OB_DDLL_LONG_DQ_RANK0_BYTE7_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_OB_DDLL_LONG_DQ_RANK0_BYTE7_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_OB_DDLL_LONG_DQ_RANK0_BYTE6_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_OB_DDLL_LONG_DQ_RANK0_BYTE6_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_OB_DDLL_LONG_DQ_RANK0_BYTE6_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_4 0x650
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_5 0x654
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0 0x660
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_OB_DDLL_LONG_DQ_RANK1_BYTE1_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_OB_DDLL_LONG_DQ_RANK1_BYTE1_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_OB_DDLL_LONG_DQ_RANK1_BYTE1_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_OB_DDLL_LONG_DQ_RANK1_BYTE0_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_OB_DDLL_LONG_DQ_RANK1_BYTE0_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_OB_DDLL_LONG_DQ_RANK1_BYTE0_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1 0x664
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_OB_DDLL_LONG_DQ_RANK1_BYTE3_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_OB_DDLL_LONG_DQ_RANK1_BYTE3_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_OB_DDLL_LONG_DQ_RANK1_BYTE3_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_OB_DDLL_LONG_DQ_RANK1_BYTE2_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_OB_DDLL_LONG_DQ_RANK1_BYTE2_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_OB_DDLL_LONG_DQ_RANK1_BYTE2_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2 0x668
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_OB_DDLL_LONG_DQ_RANK1_BYTE5_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_OB_DDLL_LONG_DQ_RANK1_BYTE5_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_OB_DDLL_LONG_DQ_RANK1_BYTE5_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_OB_DDLL_LONG_DQ_RANK1_BYTE4_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_OB_DDLL_LONG_DQ_RANK1_BYTE4_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_OB_DDLL_LONG_DQ_RANK1_BYTE4_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3 0x66c
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_OB_DDLL_LONG_DQ_RANK1_BYTE7_SHIFT \
+ 16
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_OB_DDLL_LONG_DQ_RANK1_BYTE7_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_OB_DDLL_LONG_DQ_RANK1_BYTE7_SHIFT)
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_OB_DDLL_LONG_DQ_RANK1_BYTE6_SHIFT \
+ 0
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_OB_DDLL_LONG_DQ_RANK1_BYTE6_MASK \
+ (0x3ff << \
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_OB_DDLL_LONG_DQ_RANK1_BYTE6_SHIFT)
+
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_4 0x670
+#define EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_5 0x674
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_0 0x680
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_1 0x684
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_2 0x688
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_3 0x68c
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_4 0x690
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK0_5 0x694
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_0 0x6a0
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_1 0x6a4
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_2 0x6a8
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_3 0x6ac
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_4 0x6b0
+#define EMC_PMACRO_OB_DDLL_LONG_DQS_RANK1_5 0x6b4
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_0 0x6c0
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_1 0x6c4
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_2 0x6c8
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK0_3 0x6cc
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_0 0x6e0
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_1 0x6e4
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_2 0x6e8
+#define EMC_PMACRO_IB_DDLL_LONG_DQS_RANK1_3 0x6ec
+#define EMC_PMACRO_TX_PWRD_0 0x720
+#define EMC_PMACRO_TX_PWRD_1 0x724
+#define EMC_PMACRO_TX_PWRD_2 0x728
+#define EMC_PMACRO_TX_PWRD_3 0x72c
+#define EMC_PMACRO_TX_PWRD_4 0x730
+#define EMC_PMACRO_TX_PWRD_5 0x734
+#define EMC_PMACRO_TX_SEL_CLK_SRC_0 0x740
+#define EMC_PMACRO_TX_SEL_CLK_SRC_1 0x744
+#define EMC_PMACRO_TX_SEL_CLK_SRC_3 0x74c
+#define EMC_PMACRO_TX_SEL_CLK_SRC_2 0x748
+#define EMC_PMACRO_TX_SEL_CLK_SRC_4 0x750
+#define EMC_PMACRO_TX_SEL_CLK_SRC_5 0x754
+#define EMC_PMACRO_DDLL_BYPASS 0x760
+#define EMC_PMACRO_DDLL_PWRD_0 0x770
+#define EMC_PMACRO_DDLL_PWRD_1 0x774
+#define EMC_PMACRO_DDLL_PWRD_2 0x778
+#define EMC_PMACRO_CMD_CTRL_0 0x780
+#define EMC_PMACRO_CMD_CTRL_1 0x784
+#define EMC_PMACRO_CMD_CTRL_2 0x788
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_0 0x800
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_1 0x804
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_2 0x808
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE0_3 0x80c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_0 0x810
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_1 0x814
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_2 0x818
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE1_3 0x81c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_0 0x820
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_1 0x824
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_2 0x828
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE2_3 0x82c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_0 0x830
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_1 0x834
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_2 0x838
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE3_3 0x83c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_0 0x840
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_1 0x844
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_2 0x848
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE4_3 0x84c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_0 0x850
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_1 0x854
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_2 0x858
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE5_3 0x85c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_0 0x860
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_1 0x864
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_2 0x868
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE6_3 0x86c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_0 0x870
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_1 0x874
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_2 0x878
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_BYTE7_3 0x87c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_0 0x880
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_1 0x884
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_2 0x888
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD0_3 0x88c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_0 0x890
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_1 0x894
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_2 0x898
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD1_3 0x89c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_0 0x8a0
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_1 0x8a4
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_2 0x8a8
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD2_3 0x8ac
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_0 0x8b0
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_1 0x8b4
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_2 0x8b8
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK0_CMD3_3 0x8bc
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_0 0x900
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_1 0x904
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_2 0x908
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE0_3 0x90c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_0 0x910
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_1 0x914
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_2 0x918
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE1_3 0x91c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_0 0x920
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_1 0x924
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_2 0x928
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE2_3 0x92c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_0 0x930
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_1 0x934
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_2 0x938
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE3_3 0x93c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_0 0x940
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_1 0x944
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_2 0x948
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE4_3 0x94c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_0 0x950
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_1 0x954
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_2 0x958
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE5_3 0x95c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_0 0x960
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_1 0x964
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_2 0x968
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE6_3 0x96c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_0 0x970
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_1 0x974
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_2 0x978
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_BYTE7_3 0x97c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_0 0x980
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_1 0x984
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_2 0x988
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD0_3 0x98c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_0 0x990
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_1 0x994
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_2 0x998
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD1_3 0x99c
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_0 0x9a0
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_1 0x9a4
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_2 0x9a8
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD2_3 0x9ac
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_0 0x9b0
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_1 0x9b4
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_2 0x9b8
+#define EMC_PMACRO_OB_DDLL_SHORT_DQ_RANK1_CMD3_3 0x9bc
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE0_0 0xa00
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE0_1 0xa04
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE0_2 0xa08
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE1_0 0xa10
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE1_1 0xa14
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE1_2 0xa18
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE2_0 0xa20
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE2_1 0xa24
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE2_2 0xa28
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE3_0 0xa30
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE3_1 0xa34
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE3_2 0xa38
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE4_0 0xa40
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE4_1 0xa44
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE4_2 0xa48
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE5_0 0xa50
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE5_1 0xa54
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE5_2 0xa58
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE6_0 0xa60
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE6_1 0xa64
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE6_2 0xa68
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE7_0 0xa70
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE7_1 0xa74
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK0_BYTE7_2 0xa78
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE0_0 0xb00
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE0_1 0xb04
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE0_2 0xb08
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE1_0 0xb10
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE1_1 0xb14
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE1_2 0xb18
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE2_0 0xb20
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE2_1 0xb24
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE2_2 0xb28
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE3_0 0xb30
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE3_1 0xb34
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE3_2 0xb38
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE4_0 0xb40
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE4_1 0xb44
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE4_2 0xb48
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE5_0 0xb50
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE5_1 0xb54
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE5_2 0xb58
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE6_0 0xb60
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE6_1 0xb64
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE6_2 0xb68
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE7_0 0xb70
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE7_1 0xb74
+#define EMC_PMACRO_IB_DDLL_SHORT_DQ_RANK1_BYTE7_2 0xb78
+#define EMC_PMACRO_IB_VREF_DQ_0 0xbe0
+#define EMC_PMACRO_IB_VREF_DQ_1 0xbe4
+#define EMC_PMACRO_IB_VREF_DQS_0 0xbf0
+#define EMC_PMACRO_IB_VREF_DQS_1 0xbf4
+#define EMC_PMACRO_DDLL_LONG_CMD_0 0xc00
+#define EMC_PMACRO_DDLL_LONG_CMD_1 0xc04
+#define EMC_PMACRO_DDLL_LONG_CMD_2 0xc08
+#define EMC_PMACRO_DDLL_LONG_CMD_3 0xc0c
+#define EMC_PMACRO_DDLL_LONG_CMD_4 0xc10
+#define EMC_PMACRO_DDLL_LONG_CMD_5 0xc14
+#define EMC_PMACRO_DDLL_SHORT_CMD_0 0xc20
+#define EMC_PMACRO_DDLL_SHORT_CMD_1 0xc24
+#define EMC_PMACRO_DDLL_SHORT_CMD_2 0xc28
+#define EMC_PMACRO_VTTGEN_CTRL_0 0xc34
+#define EMC_PMACRO_VTTGEN_CTRL_1 0xc38
+#define EMC_PMACRO_BG_BIAS_CTRL_0 0xc3c
+#define EMC_PMACRO_PAD_CFG_CTRL 0xc40
+#define EMC_PMACRO_ZCTRL 0xc44
+#define EMC_PMACRO_CMD_PAD_RX_CTRL 0xc50
+#define EMC_PMACRO_DATA_PAD_RX_CTRL 0xc54
+#define EMC_PMACRO_CMD_RX_TERM_MODE 0xc58
+#define EMC_PMACRO_DATA_RX_TERM_MODE 0xc5c
+#define EMC_PMACRO_CMD_PAD_TX_CTRL 0xc60
+#define EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_E_DCC BIT(1)
+#define EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSP_TX_E_DCC BIT(9)
+#define EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQSN_TX_E_DCC BIT(16)
+#define EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_CMD_TX_E_DCC BIT(24)
+#define EMC_PMACRO_CMD_PAD_TX_CTRL_CMD_DQ_TX_DRVFORCEON BIT(26)
+
+#define EMC_PMACRO_DATA_PAD_TX_CTRL 0xc64
+#define EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQ_TX_E_DCC BIT(1)
+#define EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSP_TX_E_DCC BIT(9)
+#define EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_DQSN_TX_E_DCC BIT(16)
+#define EMC_PMACRO_DATA_PAD_TX_CTRL_DATA_CMD_TX_E_DCC BIT(24)
+
+#define EMC_PMACRO_COMMON_PAD_TX_CTRL 0xc68
+#define EMC_PMACRO_AUTOCAL_CFG_COMMON 0xc78
+#define EMC_PMACRO_VTTGEN_CTRL_2 0xcf0
+#define EMC_PMACRO_IB_RXRT 0xcf4
+#define EMC_TRAINING_CTRL 0xe04
+#define EMC_TRAINING_QUSE_CORS_CTRL 0xe0c
+#define EMC_TRAINING_QUSE_FINE_CTRL 0xe10
+#define EMC_TRAINING_QUSE_CTRL_MISC 0xe14
+#define EMC_TRAINING_WRITE_FINE_CTRL 0xe18
+#define EMC_TRAINING_WRITE_CTRL_MISC 0xe1c
+#define EMC_TRAINING_WRITE_VREF_CTRL 0xe20
+#define EMC_TRAINING_READ_FINE_CTRL 0xe24
+#define EMC_TRAINING_READ_CTRL_MISC 0xe28
+#define EMC_TRAINING_READ_VREF_CTRL 0xe2c
+#define EMC_TRAINING_CA_FINE_CTRL 0xe30
+#define EMC_TRAINING_CA_CTRL_MISC 0xe34
+#define EMC_TRAINING_CA_CTRL_MISC1 0xe38
+#define EMC_TRAINING_CA_VREF_CTRL 0xe3c
+#define EMC_TRAINING_SETTLE 0xe44
+#define EMC_TRAINING_MPC 0xe5c
+#define EMC_TRAINING_VREF_SETTLE 0xe6c
+#define EMC_TRAINING_QUSE_VREF_CTRL 0xed0
+#define EMC_TRAINING_OPT_DQS_IB_VREF_RANK0 0xed4
+#define EMC_TRAINING_OPT_DQS_IB_VREF_RANK1 0xed8
+
+#define EMC_COPY_TABLE_PARAM_PERIODIC_FIELDS BIT(0)
+#define EMC_COPY_TABLE_PARAM_TRIM_REGS BIT(1)
+
+enum burst_regs_list {
+ EMC_REFRESH_INDEX = 41,
+ EMC_PRE_REFRESH_REQ_CNT_INDEX = 43,
+ EMC_FBIO_CFG5_INDEX = 65,
+ EMC_DLL_CFG_0_INDEX = 144,
+ EMC_DYN_SELF_REF_CONTROL_INDEX = 150,
+ EMC_PMACRO_CMD_PAD_TX_CTRL_INDEX = 161,
+ EMC_PMACRO_DATA_PAD_TX_CTRL_INDEX,
+ EMC_PMACRO_COMMON_PAD_TX_CTRL_INDEX,
+ EMC_PMACRO_BRICK_CTRL_RFU1_INDEX = 167,
+};
+
+enum trim_regs_list {
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_0_INDEX = 60,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_1_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_2_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_3_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_4_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK0_5_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_0_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_1_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_2_INDEX,
+ EMC_PMACRO_OB_DDLL_LONG_DQ_RANK1_3_INDEX,
+};
+
enum burst_mc_regs_list {
MC_EMEM_ARB_MISC0_INDEX = 20,
};
enum {
- REG_EMC,
- REG_EMC0,
- REG_EMC1,
- REG_TYPE_NUM,
+ T_RP,
+ T_FC_LPDDR4,
+ T_RFC,
+ T_PDEX,
+ RL,
+};
+
+enum {
+ AUTO_PD = 0,
+ MAN_SR = 2,
+};
+
+enum {
+ ASSEMBLY = 0,
+ ACTIVE,
+};
+
+enum {
+ DRAM_TYPE_DDR3,
+ DRAM_TYPE_LPDDR4,
+ DRAM_TYPE_LPDDR2,
+ DRAM_TYPE_DDR2,
};
enum {
@@ -35,22 +739,35 @@ enum {
DRAM_CLKTREE_NUM,
};
-enum {
- VREF_REGS_PER_CH_SIZE = 4,
- DRAM_TIMINGS_NUM = 5,
- BURST_REGS_PER_CH_SIZE = 8,
- TRIM_REGS_PER_CH_SIZE = 10,
- PTFV_ARRAY_SIZE = 12,
- SAVE_RESTORE_MOD_REGS_SIZE = 12,
- TRAINING_MOD_REGS_SIZE = 20,
- BURST_UP_DOWN_REGS_SIZE = 24,
- BURST_MC_REGS_SIZE = 33,
- TRIM_REGS_SIZE = 138,
- BURST_REGS_SIZE = 221,
+#define VREF_REGS_PER_CHANNEL_SIZE 4
+#define DRAM_TIMINGS_NUM 5
+#define BURST_REGS_PER_CHANNEL_SIZE 8
+#define TRIM_REGS_PER_CHANNEL_SIZE 10
+#define PTFV_ARRAY_SIZE 12
+#define SAVE_RESTORE_MOD_REGS_SIZE 12
+#define TRAINING_MOD_REGS_SIZE 20
+#define BURST_UP_DOWN_REGS_SIZE 24
+#define BURST_MC_REGS_SIZE 33
+#define TRIM_REGS_SIZE 138
+#define BURST_REGS_SIZE 221
+
+struct tegra210_emc_per_channel_regs {
+ u16 bank;
+ u16 offset;
+};
+
+struct tegra210_emc_table_register_offsets {
+ u16 burst[BURST_REGS_SIZE];
+ u16 trim[TRIM_REGS_SIZE];
+ u16 burst_mc[BURST_MC_REGS_SIZE];
+ u16 la_scale[BURST_UP_DOWN_REGS_SIZE];
+ struct tegra210_emc_per_channel_regs burst_per_channel[BURST_REGS_PER_CHANNEL_SIZE];
+ struct tegra210_emc_per_channel_regs trim_per_channel[TRIM_REGS_PER_CHANNEL_SIZE];
+ struct tegra210_emc_per_channel_regs vref_per_channel[VREF_REGS_PER_CHANNEL_SIZE];
};
-struct emc_table {
- u32 rev;
+struct tegra210_emc_timing {
+ u32 revision;
const char dvfs_ver[60];
u32 rate;
u32 min_volt;
@@ -80,15 +797,15 @@ struct emc_table {
u32 ptfv_list[PTFV_ARRAY_SIZE];
u32 burst_regs[BURST_REGS_SIZE];
- u32 burst_reg_per_ch[BURST_REGS_PER_CH_SIZE];
+ u32 burst_reg_per_ch[BURST_REGS_PER_CHANNEL_SIZE];
u32 shadow_regs_ca_train[BURST_REGS_SIZE];
u32 shadow_regs_quse_train[BURST_REGS_SIZE];
u32 shadow_regs_rdwr_train[BURST_REGS_SIZE];
u32 trim_regs[TRIM_REGS_SIZE];
- u32 trim_perch_regs[TRIM_REGS_PER_CH_SIZE];
+ u32 trim_perch_regs[TRIM_REGS_PER_CHANNEL_SIZE];
- u32 vref_perch_regs[VREF_REGS_PER_CH_SIZE];
+ u32 vref_perch_regs[VREF_REGS_PER_CHANNEL_SIZE];
u32 dram_timings[DRAM_TIMINGS_NUM];
u32 training_mod_regs[TRAINING_MOD_REGS_SIZE];
@@ -121,36 +838,126 @@ struct emc_table {
u32 latency;
};
-struct tegra_emc {
- struct clk_hw hw;
- struct clk *emc_clk;
- struct device *dev;
- struct timer_list training_timer;
+enum tegra210_emc_dram_over_temp_state {
+ TEGRA_DRAM_OVER_TEMP_NONE = 0,
+ TEGRA_DRAM_OVER_TEMP_REFRESH_X2,
+ TEGRA_DRAM_OVER_TEMP_REFRESH_X4,
+ TEGRA_DRAM_OVER_TEMP_THROTTLE, /* 4x Refresh + derating. */
+ TEGRA_DRAM_OVER_TEMP_MAX,
+};
+struct tegra210_emc {
struct tegra_mc *mc;
+ struct device *dev;
+ struct clk *clk;
+
+ struct tegra210_emc_timing *timings;
+ unsigned int num_timings;
- void __iomem *emc_base[REG_TYPE_NUM];
+ const struct tegra210_emc_table_register_offsets *offsets;
- struct emc_table *current_timing;
- struct emc_table *next_timing;
+ const struct tegra210_emc_sequence *sequence;
+ spinlock_t lock;
- struct emc_table *emc_table;
- unsigned int emc_table_size;
+ void __iomem *regs, *channel[2];
+ unsigned int num_devices;
+
+ struct tegra210_emc_timing *last;
+ struct tegra210_emc_timing *next;
+
+ unsigned int training_interval;
+ struct timer_list training;
+
+ enum tegra210_emc_dram_over_temp_state state;
- u32 clk_setting;
ktime_t clkchange_time;
int clkchange_delay;
- u32 timer_period_training;
- bool emc_suspend;
- unsigned long emc_resume_rate;
+ unsigned long resume_rate;
+ bool suspend;
+
+ struct {
+ struct dentry *root;
+ unsigned long min_rate;
+ unsigned long max_rate;
+ } debugfs;
+
+ struct tegra210_clk_emc_provider provider;
};
-struct supported_sequence {
- u8 table_rev;
- void (*set_clock)(struct tegra_emc *emc, u32 clksrc);
- u32 (*periodic_compensation)(struct tegra_emc *emc);
- char *seq_rev;
+struct tegra210_emc_sequence {
+ u8 revision;
+ void (*set_clock)(struct tegra210_emc *emc, u32 clksrc);
+ u32 (*periodic_compensation)(struct tegra210_emc *emc);
};
+static inline void emc_writel(struct tegra210_emc *emc, u32 value,
+ unsigned int offset)
+{
+ writel_relaxed(value, emc->regs + offset);
+}
+
+static inline u32 emc_readl(struct tegra210_emc *emc, unsigned int offset)
+{
+ return readl_relaxed(emc->regs + offset);
+}
+
+static inline void emc_channel_writel(struct tegra210_emc *emc,
+ unsigned int channel,
+ u32 value, unsigned int offset)
+{
+ writel_relaxed(value, emc->channel[channel] + offset);
+}
+
+static inline u32 emc_channel_readl(struct tegra210_emc *emc,
+ unsigned int channel, unsigned int offset)
+{
+ return readl_relaxed(emc->channel[channel] + offset);
+}
+
+static inline void ccfifo_writel(struct tegra210_emc *emc, u32 value,
+ unsigned int offset, u32 delay)
+{
+ writel_relaxed(value, emc->regs + EMC_CCFIFO_DATA);
+
+ value = EMC_CCFIFO_ADDR_STALL_BY_1 | EMC_CCFIFO_ADDR_STALL(delay) |
+ EMC_CCFIFO_ADDR_OFFSET(offset);
+ writel_relaxed(value, emc->regs + EMC_CCFIFO_ADDR);
+}
+
+static inline u32 div_o3(u32 a, u32 b)
+{
+ u32 result = a / b;
+
+ if ((b * result) < a)
+ return result + 1;
+
+ return result;
+}
+
+void tegra210_emc_do_clock_change(struct tegra210_emc *emc, u32 clksrc);
+void tegra210_emc_set_shadow_bypass(struct tegra210_emc *emc, int set);
+void tegra210_emc_timing_update(struct tegra210_emc *emc,
+ unsigned int num_channels);
+u32 tegra210_emc_get_dll_state(struct tegra210_emc_timing *next);
+struct tegra210_emc_timing *tegra210_emc_find_timing(struct tegra210_emc *emc,
+ unsigned long rate);
+void tegra210_emc_set_over_temp_timing(struct tegra210_emc *emc,
+ struct tegra210_emc_timing *timing);
+int tegra210_emc_wait_for_update(struct tegra210_emc *emc, unsigned int channel,
+ unsigned int offset, u32 bit_mask, bool state);
+unsigned long tegra210_emc_actual_osc_clocks(u32 in);
+u32 tegra210_emc_compensate(struct tegra210_emc_timing *next, u32 offset);
+void tegra210_emc_dll_disable(struct tegra210_emc *emc,
+ unsigned int num_channels);
+void tegra210_emc_dll_enable(struct tegra210_emc *emc,
+ unsigned int num_channels);
+u32 tegra210_emc_dll_prelock(struct tegra210_emc *emc, u32 clksrc);
+u32 tegra210_emc_dvfs_power_ramp_down(struct tegra210_emc *emc, u32 clk,
+ bool flip_backward);
+u32 tegra210_emc_dvfs_power_ramp_up(struct tegra210_emc *emc, u32 clk,
+ bool flip_backward);
+void tegra210_emc_reset_dram_clktree_values(struct tegra210_emc_timing *timing);
+void tegra210_emc_start_periodic_compensation(struct tegra210_emc *emc);
+
#endif