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[PULL,02/29] hw/arm: Connect OTP device to BCM2835

Message ID 20240701160729.1910763-3-peter.maydell@linaro.org
State Not Applicable
Headers show
Series [PULL,01/29] hw/nvram: Add BCM2835 OTP device | expand

Commit Message

Peter Maydell July 1, 2024, 4:07 p.m. UTC 
From: Rayhan Faizel <rayhan.faizel@gmail.com>

Replace stubbed OTP memory region with the new OTP device.

Signed-off-by: Rayhan Faizel <rayhan.faizel@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 include/hw/arm/bcm2835_peripherals.h |  3 ++-
 hw/arm/bcm2835_peripherals.c         | 13 ++++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)
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Patch

diff --git a/include/hw/arm/bcm2835_peripherals.h b/include/hw/arm/bcm2835_peripherals.h
index 636203baa5a..1eeaeec9e0e 100644
--- a/include/hw/arm/bcm2835_peripherals.h
+++ b/include/hw/arm/bcm2835_peripherals.h
@@ -33,6 +33,7 @@ 
 #include "hw/usb/hcd-dwc2.h"
 #include "hw/ssi/bcm2835_spi.h"
 #include "hw/i2c/bcm2835_i2c.h"
+#include "hw/nvram/bcm2835_otp.h"
 #include "hw/misc/unimp.h"
 #include "qom/object.h"
 
@@ -71,7 +72,7 @@  struct BCMSocPeripheralBaseState {
     BCM2835SPIState spi[1];
     BCM2835I2CState i2c[3];
     OrIRQState orgated_i2c_irq;
-    UnimplementedDeviceState otp;
+    BCM2835OTPState otp;
     UnimplementedDeviceState dbus;
     UnimplementedDeviceState ave0;
     UnimplementedDeviceState v3d;
diff --git a/hw/arm/bcm2835_peripherals.c b/hw/arm/bcm2835_peripherals.c
index 1695d8b453a..7d735bb56cf 100644
--- a/hw/arm/bcm2835_peripherals.c
+++ b/hw/arm/bcm2835_peripherals.c
@@ -116,6 +116,10 @@  static void raspi_peripherals_base_init(Object *obj)
     object_property_add_const_link(OBJECT(&s->fb), "dma-mr",
                                    OBJECT(&s->gpu_bus_mr));
 
+    /* OTP */
+    object_initialize_child(obj, "bcm2835-otp", &s->otp,
+                            TYPE_BCM2835_OTP);
+
     /* Property channel */
     object_initialize_child(obj, "property", &s->property,
                             TYPE_BCM2835_PROPERTY);
@@ -374,6 +378,14 @@  void bcm_soc_peripherals_common_realize(DeviceState *dev, Error **errp)
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->fb), 0,
                        qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_FB));
 
+    /* OTP */
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->otp), errp)) {
+        return;
+    }
+
+    memory_region_add_subregion(&s->peri_mr, OTP_OFFSET,
+                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->otp), 0));
+
     /* Property channel */
     if (!sysbus_realize(SYS_BUS_DEVICE(&s->property), errp)) {
         return;
@@ -500,7 +512,6 @@  void bcm_soc_peripherals_common_realize(DeviceState *dev, Error **errp)
     create_unimp(s, &s->i2s, "bcm2835-i2s", I2S_OFFSET, 0x100);
     create_unimp(s, &s->smi, "bcm2835-smi", SMI_OFFSET, 0x100);
     create_unimp(s, &s->bscsl, "bcm2835-spis", BSC_SL_OFFSET, 0x100);
-    create_unimp(s, &s->otp, "bcm2835-otp", OTP_OFFSET, 0x80);
     create_unimp(s, &s->dbus, "bcm2835-dbus", DBUS_OFFSET, 0x8000);
     create_unimp(s, &s->ave0, "bcm2835-ave0", AVE0_OFFSET, 0x8000);
     create_unimp(s, &s->v3d, "bcm2835-v3d", V3D_OFFSET, 0x1000);