ar71xx: Add QCA955X GPIO mux and function definitions
[openwrt.git] / target / linux / ar71xx / patches-4.1 / 739-MIPS-ath79-add-gpio-func-register-for-QCA955x-SoC.patch
1 --- a/arch/mips/ath79/gpio.c
2 +++ b/arch/mips/ath79/gpio.c
3 @@ -186,6 +186,7 @@ static void __iomem *ath79_gpio_get_func
4                 reg = AR71XX_GPIO_REG_FUNC;
5         else if (soc_is_ar934x() ||
6                  soc_is_qca953x() ||
7 +                soc_is_qca955x() ||
8                  soc_is_qca956x() ||
9                  soc_is_tp9343())
10                 reg = AR934X_GPIO_REG_FUNC;
11 @@ -223,15 +224,30 @@ void __init ath79_gpio_output_select(uns
12  {
13         void __iomem *base = ath79_gpio_base;
14         unsigned long flags;
15 -       unsigned int reg;
16 +       unsigned int reg, reg_base;
17 +       unsigned long gpio_count;
18         u32 t, s;
19  
20 -       BUG_ON(!soc_is_ar934x() && !soc_is_qca953x() && !soc_is_qca956x());
21 +       if (soc_is_ar934x()) {
22 +               gpio_count = AR934X_GPIO_COUNT;
23 +               reg_base = AR934X_GPIO_REG_OUT_FUNC0;
24 +       } else if (soc_is_qca953x()) {
25 +               gpio_count = QCA953X_GPIO_COUNT;
26 +               reg_base = QCA953X_GPIO_REG_OUT_FUNC0;
27 +       } else if (soc_is_qca955x()) {
28 +               gpio_count = QCA955X_GPIO_COUNT;
29 +               reg_base = QCA955X_GPIO_REG_OUT_FUNC0;
30 +       } else if (soc_is_qca956x()) {
31 +               gpio_count = QCA956X_GPIO_COUNT;
32 +               reg_base = QCA956X_GPIO_REG_OUT_FUNC0;
33 +       } else {
34 +               BUG();
35 +       }
36  
37 -       if (gpio >= AR934X_GPIO_COUNT)
38 +       if (gpio >= gpio_count)
39                 return;
40  
41 -       reg = AR934X_GPIO_REG_OUT_FUNC0 + 4 * (gpio / 4);
42 +       reg = reg_base + 4 * (gpio / 4);
43         s = 8 * (gpio % 4);
44  
45         spin_lock_irqsave(&ath79_gpio_lock, flags);