"devices"
On Sat, Apr 25, 2015 at 1:18 AM, Alistair Francis <alistai...@gmail.com> wrote:
> Connect the ADC device to the STM32F205 SoC.
>
"devices"
> Signed-off-by: Alistair Francis <alist...@alistair23.me>
> ---
>
> hw/arm/stm32f205_soc.c | 22 ++++++++++++++++++++++
> include/hw/arm/stm32f205_soc.h | 3 +++
> 2 files changed, 25 insertions(+)
>
> diff --git a/hw/arm/stm32f205_soc.c b/hw/arm/stm32f205_soc.c
> index 63893f3..641ecbb 100644
> --- a/hw/arm/stm32f205_soc.c
> +++ b/hw/arm/stm32f205_soc.c
> @@ -31,9 +31,12 @@ static const uint32_t timer_addr[STM_NUM_TIMERS] = {
> 0x40000000, 0x40000400,
> 0x40000800, 0x40000C00 };
> static const uint32_t usart_addr[STM_NUM_USARTS] = { 0x40011000, 0x40004400,
> 0x40004800, 0x40004C00, 0x40005000, 0x40011400 };
> +static const uint32_t adc_addr[STM_NUM_ADCS] = { 0x40012000, 0x40012100,
> + 0x40012200 };
>
> static const int timer_irq[STM_NUM_TIMERS] = {28, 29, 30, 50};
> static const int usart_irq[STM_NUM_USARTS] = {37, 38, 39, 52, 53, 71};
> +#define ADC_IRQ 18
>
> static void stm32f205_soc_initfn(Object *obj)
> {
> @@ -54,6 +57,12 @@ static void stm32f205_soc_initfn(Object *obj)
> TYPE_STM32F2XX_TIMER);
> qdev_set_parent_bus(DEVICE(&s->timer[i]), sysbus_get_default());
> }
> +
> + for (i = 0; i < STM_NUM_ADCS; i++) {
> + object_initialize(&s->adc[i], sizeof(s->adc[i]),
> + TYPE_STM32F2XX_ADC);
> + qdev_set_parent_bus(DEVICE(&s->adc[i]), sysbus_get_default());
> + }
> }
>
> static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp)
> @@ -128,6 +137,19 @@ static void stm32f205_soc_realize(DeviceState *dev_soc,
> Error **errp)
> sysbus_mmio_map(busdev, 0, timer_addr[i]);
> sysbus_connect_irq(busdev, 0, pic[timer_irq[i]]);
> }
> +
> + /* ADC 1 to 3 */
> + for (i = 0; i < STM_NUM_ADCS; i++) {
> + dev = DEVICE(&(s->adc[i]));
> + object_property_set_bool(OBJECT(&s->adc[i]), true, "realized", &err);
> + if (err != NULL) {
> + error_propagate(errp, err);
> + return;
> + }
> + busdev = SYS_BUS_DEVICE(dev);
> + sysbus_mmio_map(busdev, 0, adc_addr[i]);
> + sysbus_connect_irq(busdev, 0, pic[ADC_IRQ]);
This looks inconsistent with other devs. Is it a shared IRQ?
Regards,
Peter
> + }
> }
>
> static Property stm32f205_soc_properties[] = {
> diff --git a/include/hw/arm/stm32f205_soc.h b/include/hw/arm/stm32f205_soc.h
> index 0390eff..7d6603b 100644
> --- a/include/hw/arm/stm32f205_soc.h
> +++ b/include/hw/arm/stm32f205_soc.h
> @@ -28,6 +28,7 @@
> #include "hw/misc/stm32f2xx_syscfg.h"
> #include "hw/timer/stm32f2xx_timer.h"
> #include "hw/char/stm32f2xx_usart.h"
> +#include "hw/misc/stm32f2xx_adc.h"
>
> #define TYPE_STM32F205_SOC "stm32f205-soc"
> #define STM32F205_SOC(obj) \
> @@ -35,6 +36,7 @@
>
> #define STM_NUM_USARTS 6
> #define STM_NUM_TIMERS 4
> +#define STM_NUM_ADCS 3
>
> #define FLASH_BASE_ADDRESS 0x08000000
> #define FLASH_SIZE (1024 * 1024)
> @@ -52,6 +54,7 @@ typedef struct STM32F205State {
> STM32F2XXSyscfgState syscfg;
> STM32F2XXUsartState usart[STM_NUM_USARTS];
> STM32F2XXTimerState timer[STM_NUM_TIMERS];
> + STM32F2XXAdcState adc[STM_NUM_ADCS];
> } STM32F205State;
>
> #endif
> --
> 2.1.4
>
>
