[Qemu-devel] [PATCH 2/2] hw/arm: Integrate ADC model into Aspeed SoC

[Andrew Jeffery]

Signed-off-by: Andrew Jeffery <address@hidden>
---
 hw/arm/aspeed_soc.c         | 15 +++++++++++++++
 include/hw/arm/aspeed_soc.h |  2 ++
 2 files changed, 17 insertions(+)

diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 5c667d2c35b6..11f9588720d2 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -31,6 +31,7 @@
 #define ASPEED_SOC_VIC_BASE         0x1E6C0000
 #define ASPEED_SOC_SDMC_BASE        0x1E6E0000
 #define ASPEED_SOC_SCU_BASE         0x1E6E2000
+#define ASPEED_SOC_ADC_BASE         0x1E6E9000
 #define ASPEED_SOC_SRAM_BASE        0x1E720000
 #define ASPEED_SOC_TIMER_BASE       0x1E782000
 #define ASPEED_SOC_WDT_BASE         0x1E785000
@@ -157,6 +158,10 @@ static void aspeed_soc_init(Object *obj)
     object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu),
                               "hw-strap2", &error_abort);
 
+    object_initialize(&s->adc, sizeof(s->adc), TYPE_ASPEED_ADC);
+    object_property_add_child(obj, "adc", OBJECT(&s->adc), NULL);
+    qdev_set_parent_bus(DEVICE(&s->adc), sysbus_get_default());
+
     object_initialize(&s->fmc, sizeof(s->fmc), sc->info->fmc_typename);
     object_property_add_child(obj, "fmc", OBJECT(&s->fmc), NULL);
     qdev_set_parent_bus(DEVICE(&s->fmc), sysbus_get_default());
@@ -256,6 +261,16 @@ static void aspeed_soc_realize(DeviceState *dev, Error 
**errp)
     }
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, ASPEED_SOC_SCU_BASE);
 
+    /* ADC */
+    object_property_set_bool(OBJECT(&s->adc), true, "realized", &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->adc), 0, ASPEED_SOC_ADC_BASE);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0,
+            qdev_get_gpio_in(DEVICE(&s->vic), 31));
+
     /* UART - attach an 8250 to the IO space as our UART5 */
     if (serial_hds[0]) {
         qemu_irq uart5 = qdev_get_gpio_in(DEVICE(&s->vic), uart_irqs[4]);
diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
index d16205c66b5f..3b4d66d30f08 100644
--- a/include/hw/arm/aspeed_soc.h
+++ b/include/hw/arm/aspeed_soc.h
@@ -15,6 +15,7 @@
 #include "hw/arm/arm.h"
 #include "hw/intc/aspeed_vic.h"
 #include "hw/misc/aspeed_scu.h"
+#include "hw/adc/aspeed_adc.h"
 #include "hw/misc/aspeed_sdmc.h"
 #include "hw/timer/aspeed_timer.h"
 #include "hw/i2c/aspeed_i2c.h"
@@ -37,6 +38,7 @@ typedef struct AspeedSoCState {
     AspeedTimerCtrlState timerctrl;
     AspeedI2CState i2c;
     AspeedSCUState scu;
+    AspeedADCState adc;
     AspeedSMCState fmc;
     AspeedSMCState spi[ASPEED_SPIS_NUM];
     AspeedSDMCState sdmc;
-- 
2.9.3