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path: root/target/linux/ar71xx/patches-4.9/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch
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Diffstat (limited to 'target/linux/ar71xx/patches-4.9/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch')
-rw-r--r--target/linux/ar71xx/patches-4.9/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-4.9/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch b/target/linux/ar71xx/patches-4.9/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch
new file mode 100644
index 0000000000..a65f7d993f
--- /dev/null
+++ b/target/linux/ar71xx/patches-4.9/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch
@@ -0,0 +1,38 @@
+--- a/arch/mips/ath79/gpio.c
++++ b/arch/mips/ath79/gpio.c
+@@ -33,6 +33,7 @@ static void __iomem *ath79_gpio_get_func
+ reg = AR71XX_GPIO_REG_FUNC;
+ else if (soc_is_ar934x() ||
+ soc_is_qca953x() ||
++ soc_is_qca955x() ||
+ soc_is_qca956x() ||
+ soc_is_tp9343())
+ reg = AR934X_GPIO_REG_FUNC;
+@@ -64,15 +65,21 @@ void ath79_gpio_function_disable(u32 mas
+ void __init ath79_gpio_output_select(unsigned gpio, u8 val)
+ {
+ void __iomem *base = ath79_gpio_base;
+- unsigned int reg;
++ unsigned int reg, reg_base;
+ u32 t, s;
+
+- BUG_ON(!soc_is_ar934x() && !soc_is_qca953x() && !soc_is_qca956x());
+-
+- if (gpio >= AR934X_GPIO_COUNT)
+- return;
++ if (soc_is_ar934x())
++ reg_base = AR934X_GPIO_REG_OUT_FUNC0;
++ else if (soc_is_qca953x())
++ reg_base = QCA953X_GPIO_REG_OUT_FUNC0;
++ else if (soc_is_qca955x())
++ reg_base = QCA955X_GPIO_REG_OUT_FUNC0;
++ else if (soc_is_qca956x())
++ reg_base = QCA956X_GPIO_REG_OUT_FUNC0;
++ else
++ BUG();
+
+- reg = AR934X_GPIO_REG_OUT_FUNC0 + 4 * (gpio / 4);
++ reg = reg_base + 4 * (gpio / 4);
+ s = 8 * (gpio % 4);
+
+ t = __raw_readl(base + reg);