hw/arm/bcm2835_peripherals: Use the thermal sensor block

Map the thermal sensor in the BCM2835 block.

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20191019234715.25750-3-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

hw/arm/bcm2835_peripherals.c

@@ -111,6 +111,10 @@ static void bcm2835_peripherals_init(Object *obj)
     object_property_add_const_link(OBJECT(&s->dma), "dma-mr",
                                    OBJECT(&s->gpu_bus_mr), &error_abort);
 
+    /* Thermal */
+    sysbus_init_child_obj(obj, "thermal", &s->thermal, sizeof(s->thermal),
+                          TYPE_BCM2835_THERMAL);
+
     /* GPIO */
     sysbus_init_child_obj(obj, "gpio", &s->gpio, sizeof(s->gpio),
                           TYPE_BCM2835_GPIO);
@@ -321,6 +325,15 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
                                                   INTERRUPT_DMA0 + n));
     }
 
+    /* THERMAL */
+    object_property_set_bool(OBJECT(&s->thermal), true, "realized", &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+    memory_region_add_subregion(&s->peri_mr, THERMAL_OFFSET,
+                sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->thermal), 0));
+
     /* GPIO */
     object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err);
     if (err) {

include/hw/arm/bcm2835_peripherals.h

@@ -20,6 +20,7 @@
 #include "hw/misc/bcm2835_property.h"
 #include "hw/misc/bcm2835_rng.h"
 #include "hw/misc/bcm2835_mbox.h"
+#include "hw/misc/bcm2835_thermal.h"
 #include "hw/sd/sdhci.h"
 #include "hw/sd/bcm2835_sdhost.h"
 #include "hw/gpio/bcm2835_gpio.h"
@@ -53,6 +54,7 @@ typedef struct BCM2835PeripheralState {
     SDHCIState sdhci;
     BCM2835SDHostState sdhost;
     BCM2835GpioState gpio;
+    Bcm2835ThermalState thermal;
     UnimplementedDeviceState i2s;
     UnimplementedDeviceState spi[1];
     UnimplementedDeviceState i2c[3];

include/hw/arm/raspi_platform.h

@@ -48,6 +48,7 @@
 #define SPI0_OFFSET             0x204000
 #define BSC0_OFFSET             0x205000 /* BSC0 I2C/TWI */
 #define OTP_OFFSET              0x20f000
+#define THERMAL_OFFSET          0x212000
 #define BSC_SL_OFFSET           0x214000 /* SPI slave */
 #define AUX_OFFSET              0x215000 /* AUX: UART1/SPI1/SPI2 */
 #define EMMC1_OFFSET            0x300000