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Diffstat (limited to 'arch/arm/mach-integrator/core.c')
-rw-r--r--arch/arm/mach-integrator/core.c27
1 files changed, 22 insertions, 5 deletions
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 4b38e13667a..019f0ab08f6 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -29,6 +29,7 @@
#include <mach/cm.h>
#include <asm/system.h>
#include <asm/leds.h>
+#include <asm/mach-types.h>
#include <asm/mach/time.h>
#include <asm/pgtable.h>
@@ -44,7 +45,6 @@ static struct amba_device rtc_device = {
.flags = IORESOURCE_MEM,
},
.irq = { IRQ_RTCINT, NO_IRQ },
- .periphid = 0x00041030,
};
static struct amba_device uart0_device = {
@@ -58,7 +58,6 @@ static struct amba_device uart0_device = {
.flags = IORESOURCE_MEM,
},
.irq = { IRQ_UARTINT0, NO_IRQ },
- .periphid = 0x0041010,
};
static struct amba_device uart1_device = {
@@ -72,7 +71,6 @@ static struct amba_device uart1_device = {
.flags = IORESOURCE_MEM,
},
.irq = { IRQ_UARTINT1, NO_IRQ },
- .periphid = 0x0041010,
};
static struct amba_device kmi0_device = {
@@ -85,7 +83,6 @@ static struct amba_device kmi0_device = {
.flags = IORESOURCE_MEM,
},
.irq = { IRQ_KMIINT0, NO_IRQ },
- .periphid = 0x00041050,
};
static struct amba_device kmi1_device = {
@@ -98,7 +95,6 @@ static struct amba_device kmi1_device = {
.flags = IORESOURCE_MEM,
},
.irq = { IRQ_KMIINT1, NO_IRQ },
- .periphid = 0x00041050,
};
static struct amba_device *amba_devs[] __initdata = {
@@ -157,6 +153,19 @@ static int __init integrator_init(void)
{
int i;
+ /*
+ * The Integrator/AP lacks necessary AMBA PrimeCell IDs, so we need to
+ * hard-code them. The Integator/CP and forward have proper cell IDs.
+ * Else we leave them undefined to the bus driver can autoprobe them.
+ */
+ if (machine_is_integrator()) {
+ rtc_device.periphid = 0x00041030;
+ uart0_device.periphid = 0x00041010;
+ uart1_device.periphid = 0x00041010;
+ kmi0_device.periphid = 0x00041050;
+ kmi1_device.periphid = 0x00041050;
+ }
+
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
struct amba_device *d = amba_devs[i];
amba_device_register(d, &iomem_resource);
@@ -238,3 +247,11 @@ void __init integrator_reserve(void)
{
memblock_reserve(PHYS_OFFSET, __pa(swapper_pg_dir) - PHYS_OFFSET);
}
+
+/*
+ * To reset, we hit the on-board reset register in the system FPGA
+ */
+void integrator_restart(char mode, const char *cmd)
+{
+ cm_control(CM_CTRL_RESET, CM_CTRL_RESET);
+}