diff options
| author | Florian Fainelli <florian@openwrt.org> | 2010-08-29 17:08:41 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-10-29 19:08:46 +0100 |
| commit | 3bc6968adc7b1926f4582a33a33ad42d9b302ce0 (patch) | |
| tree | 67d37a08a426247ee059391c54bd363e542a4ca8 /arch | |
| parent | 340fbb8b12dd24c83b1e8ff094b8e2c218144217 (diff) | |
| download | lwn-3bc6968adc7b1926f4582a33a33ad42d9b302ce0.tar.gz lwn-3bc6968adc7b1926f4582a33a33ad42d9b302ce0.zip | |
MIPS: AR7: Initialize GPIO earlier
In order to detect the Titan variant, we must initialize GPIOs earlier since
detection relies on some GPIO values to be set.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/1562/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/ar7/gpio.c | 3 | ||||
| -rw-r--r-- | arch/mips/ar7/prom.c | 2 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-ar7/ar7.h | 2 |
3 files changed, 5 insertions, 2 deletions
diff --git a/arch/mips/ar7/gpio.c b/arch/mips/ar7/gpio.c index c32fbb57441a..f84834229dcf 100644 --- a/arch/mips/ar7/gpio.c +++ b/arch/mips/ar7/gpio.c @@ -107,7 +107,7 @@ int ar7_gpio_disable(unsigned gpio) } EXPORT_SYMBOL(ar7_gpio_disable); -static int __init ar7_gpio_init(void) +int __init ar7_gpio_init(void) { int ret; @@ -128,4 +128,3 @@ static int __init ar7_gpio_init(void) ar7_gpio_chip.chip.ngpio); return ret; } -arch_initcall(ar7_gpio_init); diff --git a/arch/mips/ar7/prom.c b/arch/mips/ar7/prom.c index 52385790e5c1..23818d299127 100644 --- a/arch/mips/ar7/prom.c +++ b/arch/mips/ar7/prom.c @@ -246,6 +246,8 @@ void __init prom_init(void) ar7_init_cmdline(fw_arg0, (char **)fw_arg1); ar7_init_env((struct env_var *)fw_arg2); console_config(); + + ar7_gpio_init(); } #define PORT(offset) (KSEG1ADDR(AR7_REGS_UART0 + (offset * 4))) diff --git a/arch/mips/include/asm/mach-ar7/ar7.h b/arch/mips/include/asm/mach-ar7/ar7.h index 483ffea9ecb1..ddb413e81d06 100644 --- a/arch/mips/include/asm/mach-ar7/ar7.h +++ b/arch/mips/include/asm/mach-ar7/ar7.h @@ -161,4 +161,6 @@ static inline void ar7_device_off(u32 bit) msleep(20); } +int __init ar7_gpio_init(void); + #endif /* __AR7_H__ */ |