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authorPhilippe Mathieu-Daudé <f4bug@amsat.org>2020-05-04 09:28:19 +0200
committerPeter Maydell <peter.maydell@linaro.org>2020-05-11 11:05:11 +0100
commit54595a5731ed7c94491008b0d3835ad3f786dbcc (patch)
tree0cda40c3a15b86634e05949c8cafa4f96d1885ca
parentf4ab4f8e772700dcef1c99b75b0704bd5ca96b6a (diff)
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hw/arm/nrf51: Add NRF51_PERIPHERAL_SIZE definition
On the NRF51 series, all peripherals have a fixed I/O size of 4KiB. Define NRF51_PERIPHERAL_SIZE and use it. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20200504072822.18799-2-f4bug@amsat.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/arm/nrf51_soc.c4
-rw-r--r--hw/i2c/microbit_i2c.c2
-rw-r--r--hw/timer/nrf51_timer.c2
-rw-r--r--include/hw/arm/nrf51.h3
-rw-r--r--include/hw/i2c/microbit_i2c.h2
5 files changed, 6 insertions, 7 deletions
diff --git a/hw/arm/nrf51_soc.c b/hw/arm/nrf51_soc.c
index 57eff63..e50473f 100644
--- a/hw/arm/nrf51_soc.c
+++ b/hw/arm/nrf51_soc.c
@@ -156,7 +156,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp)
return;
}
- base_addr = NRF51_TIMER_BASE + i * NRF51_TIMER_SIZE;
+ base_addr = NRF51_TIMER_BASE + i * NRF51_PERIPHERAL_SIZE;
sysbus_mmio_map(SYS_BUS_DEVICE(&s->timer[i]), 0, base_addr);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer[i]), 0,
@@ -166,7 +166,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp)
/* STUB Peripherals */
memory_region_init_io(&s->clock, OBJECT(dev_soc), &clock_ops, NULL,
- "nrf51_soc.clock", 0x1000);
+ "nrf51_soc.clock", NRF51_PERIPHERAL_SIZE);
memory_region_add_subregion_overlap(&s->container,
NRF51_IOMEM_BASE, &s->clock, -1);
diff --git a/hw/i2c/microbit_i2c.c b/hw/i2c/microbit_i2c.c
index 4661f05..8024739 100644
--- a/hw/i2c/microbit_i2c.c
+++ b/hw/i2c/microbit_i2c.c
@@ -100,7 +100,7 @@ static void microbit_i2c_realize(DeviceState *dev, Error **errp)
MicrobitI2CState *s = MICROBIT_I2C(dev);
memory_region_init_io(&s->iomem, OBJECT(s), &microbit_i2c_ops, s,
- "microbit.twi", NRF51_TWI_SIZE);
+ "microbit.twi", NRF51_PERIPHERAL_SIZE);
sysbus_init_mmio(sbd, &s->iomem);
}
diff --git a/hw/timer/nrf51_timer.c b/hw/timer/nrf51_timer.c
index e04046e..bc82c85 100644
--- a/hw/timer/nrf51_timer.c
+++ b/hw/timer/nrf51_timer.c
@@ -313,7 +313,7 @@ static void nrf51_timer_init(Object *obj)
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
memory_region_init_io(&s->iomem, obj, &rng_ops, s,
- TYPE_NRF51_TIMER, NRF51_TIMER_SIZE);
+ TYPE_NRF51_TIMER, NRF51_PERIPHERAL_SIZE);
sysbus_init_mmio(sbd, &s->iomem);
sysbus_init_irq(sbd, &s->irq);
diff --git a/include/hw/arm/nrf51.h b/include/hw/arm/nrf51.h
index 1008fee..de836be 100644
--- a/include/hw/arm/nrf51.h
+++ b/include/hw/arm/nrf51.h
@@ -24,11 +24,10 @@
#define NRF51_IOMEM_BASE 0x40000000
#define NRF51_IOMEM_SIZE 0x20000000
+#define NRF51_PERIPHERAL_SIZE 0x00001000
#define NRF51_UART_BASE 0x40002000
#define NRF51_TWI_BASE 0x40003000
-#define NRF51_TWI_SIZE 0x00001000
#define NRF51_TIMER_BASE 0x40008000
-#define NRF51_TIMER_SIZE 0x00001000
#define NRF51_RNG_BASE 0x4000D000
#define NRF51_NVMC_BASE 0x4001E000
#define NRF51_GPIO_BASE 0x50000000
diff --git a/include/hw/i2c/microbit_i2c.h b/include/hw/i2c/microbit_i2c.h
index aad6361..2bff366 100644
--- a/include/hw/i2c/microbit_i2c.h
+++ b/include/hw/i2c/microbit_i2c.h
@@ -29,7 +29,7 @@
#define MICROBIT_I2C(obj) \
OBJECT_CHECK(MicrobitI2CState, (obj), TYPE_MICROBIT_I2C)
-#define MICROBIT_I2C_NREGS (NRF51_TWI_SIZE / sizeof(uint32_t))
+#define MICROBIT_I2C_NREGS (NRF51_PERIPHERAL_SIZE / sizeof(uint32_t))
typedef struct {
SysBusDevice parent_obj;