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Diffstat (limited to 'arch/arm/mach-pxa/zeus.c')
-rw-r--r--arch/arm/mach-pxa/zeus.c36
1 files changed, 33 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index 5b986a8bd9e6..75f2a37f945d 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -25,6 +25,7 @@
#include <linux/mtd/physmap.h>
#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>
+#include <linux/apm-emulation.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -626,8 +627,27 @@ static void zeus_power_off(void)
pxa27x_cpu_suspend(PWRMODE_DEEPSLEEP);
}
-int zeus_get_pcb_info(struct i2c_client *client, unsigned gpio,
- unsigned ngpio, void *context)
+#ifdef CONFIG_APM_EMULATION
+static void zeus_get_power_status(struct apm_power_info *info)
+{
+ /* Power supply is always present */
+ info->ac_line_status = APM_AC_ONLINE;
+ info->battery_status = APM_BATTERY_STATUS_NOT_PRESENT;
+ info->battery_flag = APM_BATTERY_FLAG_NOT_PRESENT;
+}
+
+static inline void zeus_setup_apm(void)
+{
+ apm_get_power_status = zeus_get_power_status;
+}
+#else
+static inline void zeus_setup_apm(void)
+{
+}
+#endif
+
+static int zeus_get_pcb_info(struct i2c_client *client, unsigned gpio,
+ unsigned ngpio, void *context)
{
int i;
u8 pcb_info = 0;
@@ -726,9 +746,18 @@ static mfp_cfg_t zeus_pin_config[] __initdata = {
GPIO99_GPIO, /* CF RDY */
};
+/*
+ * DM9k MSCx settings: SRAM, 16 bits
+ * 17 cycles delay first access
+ * 5 cycles delay next access
+ * 13 cycles recovery time
+ * faster device
+ */
+#define DM9K_MSC_VALUE 0xe4c9
+
static void __init zeus_init(void)
{
- u16 dm9000_msc = 0xe279;
+ u16 dm9000_msc = DM9K_MSC_VALUE;
system_rev = __raw_readw(ZEUS_CPLD_VERSION);
pr_info("Zeus CPLD V%dI%d\n", (system_rev & 0xf0) >> 4, (system_rev & 0x0f));
@@ -738,6 +767,7 @@ static void __init zeus_init(void)
MSC1 = (MSC1 & 0xffff0000) | dm9000_msc;
pm_power_off = zeus_power_off;
+ zeus_setup_apm();
pxa2xx_mfp_config(ARRAY_AND_SIZE(zeus_pin_config));