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| author | Roland Stigge <stigge@antcom.de> | 2012-05-18 10:19:52 +0200 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2012-05-18 16:48:36 -0600 |
| commit | e92935e13a052df7e6bc274e00fc91b80531f1e4 (patch) | |
| tree | b04f80aa90bab2d71f2299b00f5cccc3e7ee9a7a /arch/arm/mach-lpc32xx | |
| parent | 3d0f7cf0f3633f92ddeb767eb59cab73963d4dee (diff) | |
| download | linux-e92935e13a052df7e6bc274e00fc91b80531f1e4.tar.gz linux-e92935e13a052df7e6bc274e00fc91b80531f1e4.tar.bz2 linux-e92935e13a052df7e6bc274e00fc91b80531f1e4.zip | |
gpio/lpc32xx: Add device tree support
This patch adds device tree support for gpio-lpc32xx.c.
To register the various GPIO banks as (struct) gpio_chips via the same DT
gpio-controller, we utilize the adjusted of_xlate API to manipulate the
actually used struct gpio_chip.
Signed-off-by: Roland Stigge <stigge@antcom.de>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'arch/arm/mach-lpc32xx')
| -rw-r--r-- | arch/arm/mach-lpc32xx/include/mach/gpio.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/mach-lpc32xx/include/mach/gpio.h b/arch/arm/mach-lpc32xx/include/mach/gpio.h index 40a8c178f10d..2ba6ca412bef 100644 --- a/arch/arm/mach-lpc32xx/include/mach/gpio.h +++ b/arch/arm/mach-lpc32xx/include/mach/gpio.h @@ -1 +1,8 @@ -/* empty */ +#ifndef __MACH_GPIO_H +#define __MACH_GPIO_H + +#include "gpio-lpc32xx.h" + +#define ARCH_NR_GPIOS (LPC32XX_GPO_P3_GRP + LPC32XX_GPO_P3_MAX) + +#endif /* __MACH_GPIO_H */ |