[Qemu-devel] [PULL 02/12] aspeed: add a GPIO controller to the SoC

[Peter Maydell]

From: Rashmica Gupta <rashmic...@gmail.com>

Signed-off-by: Rashmica Gupta <rashmic...@gmail.com>
Reviewed-by: Cédric Le Goater <c...@kaod.org>
Signed-off-by: Cédric Le Goater <c...@kaod.org>
Message-id: 20190904070506.1052-3-...@kaod.org
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
 include/hw/arm/aspeed_soc.h |  3 +++
 hw/arm/aspeed_soc.c         | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
index 976fd6be93f..a56effebc16 100644
--- a/include/hw/arm/aspeed_soc.h
+++ b/include/hw/arm/aspeed_soc.h
@@ -23,6 +23,7 @@
 #include "hw/watchdog/wdt_aspeed.h"
 #include "hw/net/ftgmac100.h"
 #include "target/arm/cpu.h"
+#include "hw/gpio/aspeed_gpio.h"
 
 #define ASPEED_SPIS_NUM  2
 #define ASPEED_WDTS_NUM  3
@@ -48,6 +49,7 @@ typedef struct AspeedSoCState {
     AspeedSDMCState sdmc;
     AspeedWDTState wdt[ASPEED_WDTS_NUM];
     FTGMAC100State ftgmac100[ASPEED_MACS_NUM];
+    AspeedGPIOState gpio;
 } AspeedSoCState;
 
 #define TYPE_ASPEED_SOC "aspeed-soc"
@@ -61,6 +63,7 @@ typedef struct AspeedSoCInfo {
     int spis_num;
     const char *fmc_typename;
     const char **spi_typename;
+    const char *gpio_typename;
     int wdts_num;
     const int *irqmap;
     const hwaddr *memmap;
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 9ee81048326..04480875d0d 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -125,6 +125,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
         .spis_num     = 1,
         .fmc_typename = "aspeed.smc.fmc",
         .spi_typename = aspeed_soc_ast2400_typenames,
+        .gpio_typename = "aspeed.gpio-ast2400",
         .wdts_num     = 2,
         .irqmap       = aspeed_soc_ast2400_irqmap,
         .memmap       = aspeed_soc_ast2400_memmap,
@@ -137,6 +138,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
         .spis_num     = 1,
         .fmc_typename = "aspeed.smc.fmc",
         .spi_typename = aspeed_soc_ast2400_typenames,
+        .gpio_typename = "aspeed.gpio-ast2400",
         .wdts_num     = 2,
         .irqmap       = aspeed_soc_ast2400_irqmap,
         .memmap       = aspeed_soc_ast2400_memmap,
@@ -149,6 +151,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
         .spis_num     = 1,
         .fmc_typename = "aspeed.smc.fmc",
         .spi_typename = aspeed_soc_ast2400_typenames,
+        .gpio_typename = "aspeed.gpio-ast2400",
         .wdts_num     = 2,
         .irqmap       = aspeed_soc_ast2400_irqmap,
         .memmap       = aspeed_soc_ast2400_memmap,
@@ -161,6 +164,7 @@ static const AspeedSoCInfo aspeed_socs[] = {
         .spis_num     = 2,
         .fmc_typename = "aspeed.smc.ast2500-fmc",
         .spi_typename = aspeed_soc_ast2500_typenames,
+        .gpio_typename = "aspeed.gpio-ast2500",
         .wdts_num     = 3,
         .irqmap       = aspeed_soc_ast2500_irqmap,
         .memmap       = aspeed_soc_ast2500_memmap,
@@ -247,6 +251,9 @@ static void aspeed_soc_init(Object *obj)
 
     sysbus_init_child_obj(obj, "xdma", OBJECT(&s->xdma), sizeof(s->xdma),
                           TYPE_ASPEED_XDMA);
+
+    sysbus_init_child_obj(obj, "gpio", OBJECT(&s->gpio), sizeof(s->gpio),
+                          sc->info->gpio_typename);
 }
 
 static void aspeed_soc_realize(DeviceState *dev, Error **errp)
@@ -426,6 +433,16 @@ static void aspeed_soc_realize(DeviceState *dev, Error 
**errp)
                     sc->info->memmap[ASPEED_XDMA]);
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->xdma), 0,
                        aspeed_soc_get_irq(s, ASPEED_XDMA));
+
+    /* GPIO */
+    object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, 
sc->info->memmap[ASPEED_GPIO]);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
+                       aspeed_soc_get_irq(s, ASPEED_GPIO));
 }
 static Property aspeed_soc_properties[] = {
     DEFINE_PROP_UINT32("num-cpus", AspeedSoCState, num_cpus, 0),
-- 
2.20.1