openwrtv3/target/linux/ar71xx/patches-4.1/739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch

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--- a/arch/mips/ath79/gpio.c
+++ b/arch/mips/ath79/gpio.c
@@ -186,6 +186,7 @@ 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;
@@ -223,15 +224,30 @@ 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() && !soc_is_qca956x());
+ 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 if (soc_is_qca956x()) {
+ gpio_count = QCA956X_GPIO_COUNT;
+ reg_base = QCA956X_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);