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authorSteffen Görtz <contrib@steffen-goertz.de>2019-01-07 15:23:47 +0000
committerPeter Maydell <peter.maydell@linaro.org>2019-01-07 15:23:47 +0000
commitbb42c4cb2aad60a5309228c95eda9381f080e50a (patch)
treee69c4e09b1cca260772d7719307f069872411eb9 /hw/arm/nrf51_soc.c
parent805f61bbb33ba24777a854df5d018858502d6d9c (diff)
downloadqemu-arm-bb42c4cb2aad60a5309228c95eda9381f080e50a.tar.gz
arm: Instantiate NRF51 general purpose I/O
Instantiates GPIO peripheral model Signed-off-by: Steffen Görtz <contrib@steffen-goertz.de> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 20190103091119.9367-7-stefanha@redhat.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/arm/nrf51_soc.c')
-rw-r--r--hw/arm/nrf51_soc.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/hw/arm/nrf51_soc.c b/hw/arm/nrf51_soc.c
index d2a19b8ead..db817fe506 100644
--- a/hw/arm/nrf51_soc.c
+++ b/hw/arm/nrf51_soc.c
@@ -99,6 +99,19 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp)
qdev_get_gpio_in(DEVICE(&s->cpu),
BASE_TO_IRQ(NRF51_RNG_BASE)));
+ /* GPIO */
+ object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
+ }
+
+ mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gpio), 0);
+ memory_region_add_subregion_overlap(&s->container, NRF51_GPIO_BASE, mr, 0);
+
+ /* Pass all GPIOs to the SOC layer so they are available to the board */
+ qdev_pass_gpios(DEVICE(&s->gpio), dev_soc, NULL);
+
create_unimplemented_device("nrf51_soc.io", NRF51_IOMEM_BASE,
NRF51_IOMEM_SIZE);
create_unimplemented_device("nrf51_soc.ficr", NRF51_FICR_BASE,
@@ -126,6 +139,9 @@ static void nrf51_soc_init(Object *obj)
sysbus_init_child_obj(obj, "rng", &s->rng, sizeof(s->rng),
TYPE_NRF51_RNG);
+
+ sysbus_init_child_obj(obj, "gpio", &s->gpio, sizeof(s->gpio),
+ TYPE_NRF51_GPIO);
}
static Property nrf51_soc_properties[] = {