diff options
Diffstat (limited to 'target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch')
| -rw-r--r-- | target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch | 44 |
1 files changed, 44 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..a36b8c319f --- /dev/null +++ b/target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch @@ -0,0 +1,44 @@ +--- a/arch/mips/ath79/gpio.c ++++ b/arch/mips/ath79/gpio.c +@@ -146,7 +146,8 @@ static void __iomem *ath79_gpio_get_func + if (soc_is_ar71xx() || + soc_is_ar724x() || + soc_is_ar913x() || +- soc_is_ar933x()) ++ soc_is_ar933x() || ++ soc_is_qca955x()) + reg = AR71XX_GPIO_REG_FUNC; + else if (soc_is_ar934x() || + soc_is_qca953x() || soc_is_qca956x()) +@@ -185,15 +186,27 @@ 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() && !soc_is_qca953x()); ++ if (soc_is_ar934x()) { ++ gpio_count = AR934X_GPIO_COUNT; ++ reg_base = AR934X_GPIO_REG_OUT_FUNC0; ++ } else if (soc_is_qca953x()) { ++ gpio_count = QCA953X_GPIO_COUNT; ++ reg_base = QCA953X_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); |