diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch b/target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch new file mode 100644 index 0000000000..2355ad7e77 --- /dev/null +++ b/target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch @@ -0,0 +1,57 @@ +--- a/arch/mips/ath79/gpio.c ++++ b/arch/mips/ath79/gpio.c +@@ -185,15 +185,24 @@ void __init ath79_gpio_output_select(uns + { + void __iomem *base = ath79_gpio_base; + unsigned long flags; +- unsigned int reg; ++ unsigned int reg, reg_base; ++ unsigned long gpio_count; + u32 t, s; + +- BUG_ON(!soc_is_ar934x()); ++ if (soc_is_ar934x()) { ++ gpio_count = AR934X_GPIO_COUNT; ++ reg_base = AR934X_GPIO_REG_OUT_FUNC0; ++ } else if (soc_is_qca955x()) { ++ gpio_count = QCA955X_GPIO_COUNT; ++ reg_base = QCA955X_GPIO_REG_OUT_FUNC0; ++ } else { ++ BUG(); ++ } + +- if (gpio >= AR934X_GPIO_COUNT) ++ if (gpio >= gpio_count) + return; + +- reg = AR934X_GPIO_REG_OUT_FUNC0 + 4 * (gpio / 4); ++ reg = reg_base + 4 * (gpio / 4); + s = 8 * (gpio % 4); + + spin_lock_irqsave(&ath79_gpio_lock, flags); +--- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h ++++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h +@@ -786,6 +786,14 @@ + #define AR934X_GPIO_REG_OUT_FUNC5 0x40 + #define AR934X_GPIO_REG_FUNC 0x6c + ++#define QCA955X_GPIO_REG_OUT_FUNC0 0x2c ++#define QCA955X_GPIO_REG_OUT_FUNC1 0x30 ++#define QCA955X_GPIO_REG_OUT_FUNC2 0x34 ++#define QCA955X_GPIO_REG_OUT_FUNC3 0x38 ++#define QCA955X_GPIO_REG_OUT_FUNC4 0x3c ++#define QCA955X_GPIO_REG_OUT_FUNC5 0x40 ++#define QCA955X_GPIO_REG_FUNC 0x6c ++ + #define QCA956X_GPIO_REG_OUT_FUNC0 0x2c + #define QCA956X_GPIO_REG_OUT_FUNC1 0x30 + #define QCA956X_GPIO_REG_OUT_FUNC2 0x34 +@@ -907,6 +915,8 @@ + #define AR934X_GPIO_OUT_EXT_LNA0 46 + #define AR934X_GPIO_OUT_EXT_LNA1 47 + ++#define QCA955X_GPIO_OUT_GPIO 0 ++ + /* + * MII_CTRL block + */ |