diff options
| author | Gregory Bean <gbean@codeaurora.org> | 2010-09-01 16:26:12 -0700 |
|---|---|---|
| committer | Daniel Walker <dwalker@codeaurora.org> | 2010-10-06 09:01:18 -0700 |
| commit | ab78cde589e89afa039a13bc75d23d249f1c1200 (patch) | |
| tree | db69fd9d16ad7bc2f94da2e46effca08404cf4fe /arch/arm/mach-msm | |
| parent | 10c4580e798838fd63eafec5ed304b7ace6db020 (diff) | |
msm: Featurize gpiomux.
Featurize gpiomux so that systems like 7x00 which do not wish to use it
do not have to be saddled with the configuration tables.
Signed-off-by: Gregory Bean <gbean@codeaurora.org>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Diffstat (limited to 'arch/arm/mach-msm')
| -rw-r--r-- | arch/arm/mach-msm/Kconfig | 5 | ||||
| -rw-r--r-- | arch/arm/mach-msm/gpiomux.h | 20 |
2 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index 4e79580af628..f09ffef4cda8 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -18,6 +18,7 @@ config ARCH_MSM7X30 select MSM_VIC select CPU_V7 select MSM_REMOTE_SPINLOCK_DEKKERS + select MSM_GPIOMUX config ARCH_QSD8X50 bool "QSD8X50" @@ -26,6 +27,7 @@ config ARCH_QSD8X50 select MSM_VIC select CPU_V7 select MSM_REMOTE_SPINLOCK_LDREX + select MSM_GPIOMUX endchoice config MSM_SOC_REV_A @@ -106,6 +108,9 @@ config MSM_SMD_PKG3 config MSM_SMD bool +config MSM_GPIOMUX + bool + config MSM_V2_TLMM bool endif diff --git a/arch/arm/mach-msm/gpiomux.h b/arch/arm/mach-msm/gpiomux.h index bb0acf0c9644..b178d9cb742f 100644 --- a/arch/arm/mach-msm/gpiomux.h +++ b/arch/arm/mach-msm/gpiomux.h @@ -18,6 +18,7 @@ #define __ARCH_ARM_MACH_MSM_GPIOMUX_H #include <linux/bitops.h> +#include <linux/errno.h> #if defined(CONFIG_MSM_V2_TLMM) #include "gpiomux-v2.h" @@ -60,6 +61,8 @@ enum { GPIOMUX_CTL_MASK = GPIOMUX_VALID, }; +#ifdef CONFIG_MSM_GPIOMUX + /* Each architecture must provide its own instance of this table. * To avoid having gpiomux manage any given gpio, one or both of * the entries can avoid setting GPIOMUX_VALID - the absence @@ -90,5 +93,22 @@ int msm_gpiomux_write(unsigned gpio, * should use msm_gpiomux_write. */ void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val); +#else +static inline int __must_check msm_gpiomux_get(unsigned gpio) +{ + return -ENOSYS; +} +static inline int msm_gpiomux_put(unsigned gpio) +{ + return -ENOSYS; +} + +static inline int msm_gpiomux_write(unsigned gpio, + gpiomux_config_t active, + gpiomux_config_t suspended) +{ + return -ENOSYS; +} +#endif #endif |