diff options
| author | Igor Grinberg <grinberg@compulab.co.il> | 2009-10-14 11:20:18 +0400 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2009-12-01 04:03:05 +0300 |
| commit | 55052ea23d09ebe71ebeadc054e828b37d4e0356 (patch) | |
| tree | 9e37714db9ee60e8c1d467bcb7384771d21355de /arch/arm | |
| parent | 3fe6ccffcbc6c79512fe9bea5c10de75ae0c497e (diff) | |
| download | linux-55052ea23d09ebe71ebeadc054e828b37d4e0356.tar.xz | |
[ARM] pxa/cm-x300: add revision difference handling
Different revisions of CM-X300 use different pins for several functions.
Make the kernel aware of it.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x300.c | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index 7f2e87839a8f..07d7473344b7 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -137,7 +137,6 @@ static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = { GPIO36_UART1_DTR, /* GPIOs */ - GPIO79_GPIO, /* LED */ GPIO82_GPIO | MFP_PULL_HIGH, /* MMC CD */ GPIO85_GPIO, /* MMC WP */ GPIO99_GPIO, /* Ethernet IRQ */ @@ -153,6 +152,20 @@ static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = { GPIO22_I2C_SDA, }; +static mfp_cfg_t cm_x300_rev_lt130_mfp_cfg[] __initdata = { + /* GPIOs */ + GPIO79_GPIO, /* LED */ + GPIO77_GPIO, /* WiFi reset */ + GPIO78_GPIO, /* BT reset */ +}; + +static mfp_cfg_t cm_x300_rev_ge130_mfp_cfg[] __initdata = { + /* GPIOs */ + GPIO76_GPIO, /* LED */ + GPIO71_GPIO, /* WiFi reset */ + GPIO70_GPIO, /* BT reset */ +}; + #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) static struct resource dm9000_resources[] = { [0] = { @@ -351,7 +364,6 @@ static struct gpio_led cm_x300_leds[] = { [0] = { .name = "cm-x300:green", .default_trigger = "heartbeat", - .gpio = 79, .active_low = 1, }, }; @@ -371,6 +383,11 @@ static struct platform_device cm_x300_led_device = { static void __init cm_x300_init_leds(void) { + if (system_rev < 130) + cm_x300_leds[0].gpio = 79; + else + cm_x300_leds[0].gpio = 76; + platform_device_register(&cm_x300_led_device); } #else @@ -433,11 +450,21 @@ static void __init cm_x300_init_rtc(void) static inline void cm_x300_init_rtc(void) {} #endif -static void __init cm_x300_init(void) +static void __init cm_x300_init_mfp(void) { /* board-processor specific GPIO initialization */ pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x300_mfp_cfg)); + if (system_rev < 130) + pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x300_rev_lt130_mfp_cfg)); + else + pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x300_rev_ge130_mfp_cfg)); +} + +static void __init cm_x300_init(void) +{ + cm_x300_init_mfp(); + pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); |