[OpenWrt-Devel] [PATCH] ar71xx: Allow to use ath79_gpio_output_select on QCA955x
Sven Eckelmann
sven at open-mesh.com
Thu Jun 25 10:30:39 EDT 2015
Signed-off-by: Sven Eckelmann <sven at open-mesh.com>
---
...79-add-gpio-func-register-for-QCA955x-SoC.patch | 57 ++++++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 target/linux/ar71xx/patches-3.18/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch
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 0000000..2355ad7
--- /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
+ */
--
2.1.4
_______________________________________________
openwrt-devel mailing list
openwrt-devel at lists.openwrt.org
https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel
More information about the openwrt-devel
mailing list