diff options
Diffstat (limited to 'arch/arm/mach-pxa/zeus.c')
| -rw-r--r-- | arch/arm/mach-pxa/zeus.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index 5b986a8bd9e..75f2a37f945 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)); |