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Diffstat (limited to 'arch/arm/mach-ep93xx/core.c')
-rw-r--r--arch/arm/mach-ep93xx/core.c35
1 files changed, 33 insertions, 2 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 41f0d680c5e..8d258958871 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -46,6 +46,7 @@
#include <asm/hardware/vic.h>
+#include "soc.h"
/*************************************************************************
* Static I/O mappings that are needed for all EP93xx platforms
@@ -204,7 +205,6 @@ void ep93xx_syscon_swlocked_write(unsigned int val, void __iomem *reg)
spin_unlock_irqrestore(&syscon_swlock, flags);
}
-EXPORT_SYMBOL(ep93xx_syscon_swlocked_write);
void ep93xx_devcfg_set_clear(unsigned int set_bits, unsigned int clear_bits)
{
@@ -221,7 +221,6 @@ void ep93xx_devcfg_set_clear(unsigned int set_bits, unsigned int clear_bits)
spin_unlock_irqrestore(&syscon_swlock, flags);
}
-EXPORT_SYMBOL(ep93xx_devcfg_set_clear);
/**
* ep93xx_chip_revision() - returns the EP93xx chip revision
@@ -648,9 +647,19 @@ static struct platform_device ep93xx_fb_device = {
.resource = ep93xx_fb_resource,
};
+/* The backlight use a single register in the framebuffer's register space */
+#define EP93XX_RASTER_REG_BRIGHTNESS 0x20
+
+static struct resource ep93xx_bl_resources[] = {
+ DEFINE_RES_MEM(EP93XX_RASTER_PHYS_BASE +
+ EP93XX_RASTER_REG_BRIGHTNESS, 0x04),
+};
+
static struct platform_device ep93xx_bl_device = {
.name = "ep93xx-bl",
.id = -1,
+ .num_resources = ARRAY_SIZE(ep93xx_bl_resources),
+ .resource = ep93xx_bl_resources,
};
/**
@@ -845,11 +854,32 @@ void __init ep93xx_register_ac97(void)
platform_device_register(&ep93xx_pcm_device);
}
+/*************************************************************************
+ * EP93xx Watchdog
+ *************************************************************************/
+static struct resource ep93xx_wdt_resources[] = {
+ DEFINE_RES_MEM(EP93XX_WATCHDOG_PHYS_BASE, 0x08),
+};
+
+static struct platform_device ep93xx_wdt_device = {
+ .name = "ep93xx-wdt",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(ep93xx_wdt_resources),
+ .resource = ep93xx_wdt_resources,
+};
+
void __init ep93xx_init_devices(void)
{
/* Disallow access to MaverickCrunch initially */
ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_CPENA);
+ /* Default all ports to GPIO */
+ ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_KEYS |
+ EP93XX_SYSCON_DEVCFG_GONK |
+ EP93XX_SYSCON_DEVCFG_EONIDE |
+ EP93XX_SYSCON_DEVCFG_GONIDE |
+ EP93XX_SYSCON_DEVCFG_HONIDE);
+
/* Get the GPIO working early, other devices need it */
platform_device_register(&ep93xx_gpio_device);
@@ -860,6 +890,7 @@ void __init ep93xx_init_devices(void)
platform_device_register(&ep93xx_rtc_device);
platform_device_register(&ep93xx_ohci_device);
platform_device_register(&ep93xx_leds);
+ platform_device_register(&ep93xx_wdt_device);
}
void ep93xx_restart(char mode, const char *cmd)