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authorGabor Juhos <juhosg@openwrt.org>2013-01-29 09:19:12 +0100
committerJohn Crispin <blogic@openwrt.org>2013-02-17 01:25:27 +0100
commit8838becdf5f7261d7f5dfbbe957fe9b9ed188aec (patch)
tree9a2bfbe783c71cba97fff61978f96a815876cc98 /arch/mips/include
parentMIPS: Add new GIC clocksource. (diff)
downloadlinux-8838becdf5f7261d7f5dfbbe957fe9b9ed188aec.tar.xz
linux-8838becdf5f7261d7f5dfbbe957fe9b9ed188aec.zip
MIPS: ath79: fix GPIO function selection for AR934x SoCs
GPIO function selection is not working on the AR934x SoCs because the offset of the function selection register is different on those. Add a helper routine which returns the correct register address based on the SoC type, and use that in the 'ath79_gpio_function_*' routines. Signed-off-by: Gabor Juhos <juhosg@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/4870/ Signed-off-by: John Crispin <blogic@openwrt.org>
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/mach-ath79/ar71xx_regs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
index a5e0f17ea77c..7d44b5d5f609 100644
--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
+++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h
@@ -401,6 +401,8 @@
#define AR71XX_GPIO_REG_INT_ENABLE 0x24
#define AR71XX_GPIO_REG_FUNC 0x28
+#define AR934X_GPIO_REG_FUNC 0x6c
+
#define AR71XX_GPIO_COUNT 16
#define AR7240_GPIO_COUNT 18
#define AR7241_GPIO_COUNT 20