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| author | Marek Vasut <marek.vasut@gmail.com> | 2010-07-27 21:11:03 (GMT) |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-08-05 06:32:46 (GMT) |
| commit | 02a453e4a5a7ca8c8801140f412d327686112e4e (patch) | |
| tree | 94c4644a6021fce19a2511eac5768c71a06c84fe /arch/arm/mach-pxa/include | |
| parent | a9c0629cdefd9c26746ece510fcc88357869685e (diff) | |
| download | linux-02a453e4a5a7ca8c8801140f412d327686112e4e.tar.xz | |
[ARM] pxa/balloon3: PCF857x GPIO expander and LEDs
Add supported for PCF8574A GPIO expander and LEDs attached to it.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa/include')
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/balloon3.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/include/mach/balloon3.h b/arch/arm/mach-pxa/include/mach/balloon3.h index d5dcf75..238f887 100644 --- a/arch/arm/mach-pxa/include/mach/balloon3.h +++ b/arch/arm/mach-pxa/include/mach/balloon3.h @@ -69,6 +69,17 @@ enum balloon3_features { #define BALLOON3_GPIO_S0_CD (105) +/* PCF8574A Leds */ +#define BALLOON3_PCF_GPIO_BASE 160 +#define BALLOON3_PCF_GPIO_LED0 (BALLOON3_PCF_GPIO_BASE + 0) +#define BALLOON3_PCF_GPIO_LED1 (BALLOON3_PCF_GPIO_BASE + 1) +#define BALLOON3_PCF_GPIO_LED2 (BALLOON3_PCF_GPIO_BASE + 2) +#define BALLOON3_PCF_GPIO_LED3 (BALLOON3_PCF_GPIO_BASE + 3) +#define BALLOON3_PCF_GPIO_LED4 (BALLOON3_PCF_GPIO_BASE + 4) +#define BALLOON3_PCF_GPIO_LED5 (BALLOON3_PCF_GPIO_BASE + 5) +#define BALLOON3_PCF_GPIO_LED6 (BALLOON3_PCF_GPIO_BASE + 6) +#define BALLOON3_PCF_GPIO_LED7 (BALLOON3_PCF_GPIO_BASE + 7) + /* FPGA Interrupt Mask/Acknowledge Register */ #define BALLOON3_INT_S0_IRQ (1 << 0) /* PCMCIA 0 IRQ */ #define BALLOON3_INT_S0_STSCHG (1 << 1) /* PCMCIA 0 status changed */ |