diff mbox series

[6/6] ARM: dts: Configure omap4 and 5 l4_abe for genpd and drop platform data

Message ID 20200520211334.61814-7-tony@atomide.com
State Accepted
Commit 0fd1594b3c339f17210c7ebfff102ad054cfcc7d
Headers show
Series None | expand

Commit Message

Tony Lindgren May 20, 2020, 9:13 p.m. UTC 
We can power off l4_abe domain when not in use when we configure it for
genpd. And with that change, we can now also drop the old unused legacy
platform data.

Note that we also need to now use "simple-pm-bus" instead of "simple-bus"
for PM runtime to get enabled for the bus.

Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 arch/arm/boot/dts/omap4-l4-abe.dtsi        |  6 ++--
 arch/arm/boot/dts/omap4.dtsi               |  6 ++++
 arch/arm/boot/dts/omap5-l4-abe.dtsi        |  6 ++--
 arch/arm/boot/dts/omap5.dtsi               |  6 ++++
 arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 33 ----------------------
 arch/arm/mach-omap2/omap_hwmod_54xx_data.c | 31 --------------------
 6 files changed, 20 insertions(+), 68 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/omap4-l4-abe.dtsi b/arch/arm/boot/dts/omap4-l4-abe.dtsi
--- a/arch/arm/boot/dts/omap4-l4-abe.dtsi
+++ b/arch/arm/boot/dts/omap4-l4-abe.dtsi
@@ -1,14 +1,16 @@ 
 &l4_abe {						/* 0x40100000 */
-	compatible = "ti,omap4-l4-abe", "simple-bus";
+	compatible = "ti,omap4-l4-abe", "simple-pm-bus";
 	reg = <0x40100000 0x400>,
 	      <0x40100400 0x400>;
 	reg-names = "la", "ap";
+	power-domains = <&prm_abe>;
+	/* OMAP4_L4_ABE_CLKCTRL is read-only */
 	#address-cells = <1>;
 	#size-cells = <1>;
 	ranges = <0x00000000 0x40100000 0x100000>,	/* segment 0 */
 		 <0x49000000 0x49000000 0x100000>;
 	segment@0 {					/* 0x40100000 */
-		compatible = "simple-bus";
+		compatible = "simple-pm-bus";
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges =
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -637,6 +637,12 @@  prm_tesla: prm@400 {
 		#reset-cells = <1>;
 	};
 
+	prm_abe: prm@500 {
+		compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst";
+		reg = <0x500 0x100>;
+		#power-domain-cells = <0>;
+	};
+
 	prm_core: prm@700 {
 		compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst";
 		reg = <0x700 0x100>;
diff --git a/arch/arm/boot/dts/omap5-l4-abe.dtsi b/arch/arm/boot/dts/omap5-l4-abe.dtsi
--- a/arch/arm/boot/dts/omap5-l4-abe.dtsi
+++ b/arch/arm/boot/dts/omap5-l4-abe.dtsi
@@ -1,14 +1,16 @@ 
 &l4_abe {						/* 0x40100000 */
-	compatible = "ti,omap5-l4-abe", "simple-bus";
+	compatible = "ti,omap5-l4-abe", "simple-pm-bus";
 	reg = <0x40100000 0x400>,
 	      <0x40100400 0x400>;
 	reg-names = "la", "ap";
+	power-domains = <&prm_abe>;
+	/* OMAP5_L4_ABE_CLKCTRL is read-only */
 	#address-cells = <1>;
 	#size-cells = <1>;
 	ranges = <0x00000000 0x40100000 0x100000>,	/* segment 0 */
 		 <0x49000000 0x49000000 0x100000>;
 	segment@0 {					/* 0x40100000 */
-		compatible = "simple-bus";
+		compatible = "simple-pm-bus";
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges =
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -563,6 +563,12 @@  prm_dsp: prm@400 {
 		#reset-cells = <1>;
 	};
 
+	prm_abe: prm@500 {
+		compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst";
+		reg = <0x500 0x100>;
+		#power-domain-cells = <0>;
+	};
+
 	prm_core: prm@700 {
 		compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst";
 		reg = <0x700 0x100>;
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -124,21 +124,6 @@  static struct omap_hwmod_class omap44xx_l4_hwmod_class = {
 	.name	= "l4",
 };
 
-/* l4_abe */
-static struct omap_hwmod omap44xx_l4_abe_hwmod = {
-	.name		= "l4_abe",
-	.class		= &omap44xx_l4_hwmod_class,
-	.clkdm_name	= "abe_clkdm",
-	.prcm = {
-		.omap4 = {
-			.clkctrl_offs = OMAP4_CM1_ABE_L4ABE_CLKCTRL_OFFSET,
-			.context_offs = OMAP4_RM_ABE_AESS_CONTEXT_OFFSET,
-			.lostcontext_mask = OMAP4430_LOSTMEM_AESSMEM_MASK,
-			.flags	      = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT,
-		},
-	},
-};
-
 /* l4_cfg */
 static struct omap_hwmod omap44xx_l4_cfg_hwmod = {
 	.name		= "l4_cfg",
@@ -1007,22 +992,6 @@  static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_3 = {
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
-/* l3_main_1 -> l4_abe */
-static struct omap_hwmod_ocp_if omap44xx_l3_main_1__l4_abe = {
-	.master		= &omap44xx_l3_main_1_hwmod,
-	.slave		= &omap44xx_l4_abe_hwmod,
-	.clk		= "l3_div_ck",
-	.user		= OCP_USER_MPU | OCP_USER_SDMA,
-};
-
-/* mpu -> l4_abe */
-static struct omap_hwmod_ocp_if omap44xx_mpu__l4_abe = {
-	.master		= &omap44xx_mpu_hwmod,
-	.slave		= &omap44xx_l4_abe_hwmod,
-	.clk		= "ocp_abe_iclk",
-	.user		= OCP_USER_MPU | OCP_USER_SDMA,
-};
-
 /* l3_main_1 -> l4_cfg */
 static struct omap_hwmod_ocp_if omap44xx_l3_main_1__l4_cfg = {
 	.master		= &omap44xx_l3_main_1_hwmod,
@@ -1266,8 +1235,6 @@  static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
 	&omap44xx_l3_main_1__l3_main_3,
 	&omap44xx_l3_main_2__l3_main_3,
 	&omap44xx_l4_cfg__l3_main_3,
-	&omap44xx_l3_main_1__l4_abe,
-	&omap44xx_mpu__l4_abe,
 	&omap44xx_l3_main_1__l4_cfg,
 	&omap44xx_l3_main_2__l4_per,
 	&omap44xx_l4_cfg__l4_wkup,
diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c
--- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c
@@ -121,19 +121,6 @@  static struct omap_hwmod_class omap54xx_l4_hwmod_class = {
 	.name	= "l4",
 };
 
-/* l4_abe */
-static struct omap_hwmod omap54xx_l4_abe_hwmod = {
-	.name		= "l4_abe",
-	.class		= &omap54xx_l4_hwmod_class,
-	.clkdm_name	= "abe_clkdm",
-	.prcm = {
-		.omap4 = {
-			.clkctrl_offs = OMAP54XX_CM_ABE_L4_ABE_CLKCTRL_OFFSET,
-			.flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT,
-		},
-	},
-};
-
 /* l4_cfg */
 static struct omap_hwmod omap54xx_l4_cfg_hwmod = {
 	.name		= "l4_cfg",
@@ -618,22 +605,6 @@  static struct omap_hwmod_ocp_if omap54xx_l4_cfg__l3_main_3 = {
 	.user		= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
-/* l3_main_1 -> l4_abe */
-static struct omap_hwmod_ocp_if omap54xx_l3_main_1__l4_abe = {
-	.master		= &omap54xx_l3_main_1_hwmod,
-	.slave		= &omap54xx_l4_abe_hwmod,
-	.clk		= "abe_iclk",
-	.user		= OCP_USER_MPU | OCP_USER_SDMA,
-};
-
-/* mpu -> l4_abe */
-static struct omap_hwmod_ocp_if omap54xx_mpu__l4_abe = {
-	.master		= &omap54xx_mpu_hwmod,
-	.slave		= &omap54xx_l4_abe_hwmod,
-	.clk		= "abe_iclk",
-	.user		= OCP_USER_MPU | OCP_USER_SDMA,
-};
-
 /* l3_main_1 -> l4_cfg */
 static struct omap_hwmod_ocp_if omap54xx_l3_main_1__l4_cfg = {
 	.master		= &omap54xx_l3_main_1_hwmod,
@@ -741,8 +712,6 @@  static struct omap_hwmod_ocp_if *omap54xx_hwmod_ocp_ifs[] __initdata = {
 	&omap54xx_l3_main_1__l3_main_3,
 	&omap54xx_l3_main_2__l3_main_3,
 	&omap54xx_l4_cfg__l3_main_3,
-	&omap54xx_l3_main_1__l4_abe,
-	&omap54xx_mpu__l4_abe,
 	&omap54xx_l3_main_1__l4_cfg,
 	&omap54xx_l3_main_2__l4_per,
 	&omap54xx_l3_main_1__l4_wkup,