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-rw-r--r--arch/arm/mach-footbridge/ebsa285.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/arm/mach-footbridge/ebsa285.c b/arch/arm/mach-footbridge/ebsa285.c
index 1a7235fb52a..aee8300f349 100644
--- a/arch/arm/mach-footbridge/ebsa285.c
+++ b/arch/arm/mach-footbridge/ebsa285.c
@@ -4,6 +4,7 @@
* EBSA285 machine fixup
*/
#include <linux/init.h>
+#include <linux/io.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/leds.h>
@@ -17,6 +18,11 @@
/* LEDs */
#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS)
+#define XBUS_AMBER_L BIT(0)
+#define XBUS_GREEN_L BIT(1)
+#define XBUS_RED_L BIT(2)
+#define XBUS_TOGGLE BIT(7)
+
struct ebsa285_led {
struct led_classdev cdev;
u8 mask;
@@ -36,6 +42,7 @@ static const struct {
};
static unsigned char hw_led_state;
+static void __iomem *xbus;
static void ebsa285_led_set(struct led_classdev *cdev,
enum led_brightness b)
@@ -47,7 +54,7 @@ static void ebsa285_led_set(struct led_classdev *cdev,
hw_led_state |= led->mask;
else
hw_led_state &= ~led->mask;
- *XBUS_LEDS = hw_led_state;
+ writeb(hw_led_state, xbus);
}
static enum led_brightness ebsa285_led_get(struct led_classdev *cdev)
@@ -65,9 +72,13 @@ static int __init ebsa285_leds_init(void)
if (!machine_is_ebsa285())
return -ENODEV;
+ xbus = ioremap(XBUS_CS2, SZ_4K);
+ if (!xbus)
+ return -ENOMEM;
+
/* 3 LEDS all off */
- hw_led_state = XBUS_LED_AMBER | XBUS_LED_GREEN | XBUS_LED_RED;
- *XBUS_LEDS = hw_led_state;
+ hw_led_state = XBUS_AMBER_L | XBUS_GREEN_L | XBUS_RED_L;
+ writeb(hw_led_state, xbus);
for (i = 0; i < ARRAY_SIZE(ebsa285_leds); i++) {
struct ebsa285_led *led;
@@ -104,6 +115,7 @@ MACHINE_START(EBSA285, "EBSA285")
.video_start = 0x000a0000,
.video_end = 0x000bffff,
.map_io = footbridge_map_io,
+ .init_early = footbridge_sched_clock,
.init_irq = footbridge_init_irq,
.init_time = footbridge_timer_init,
.restart = footbridge_restart,