add generic stubs for GPIO LEDs

[u-boot] / drivers / gpio / axp_gpio.c

diff --git a/drivers/gpio/axp_gpio.c b/drivers/gpio/axp_gpio.c
index 55f20a34b64c74bf2814b1fc153a610f7b2497eb..bd2ac892d088d8fde21edf4cf2805cdf7eafe2c3 100644 (file)
--- a/drivers/gpio/axp_gpio.c
+++ b/drivers/gpio/axp_gpio.c
@@ -10,21 +10,14 @@
 #include <asm/arch/gpio.h>
 #include <asm/arch/pmic_bus.h>
 #include <asm/gpio.h>
+#include <axp_pmic.h>
 #include <dm.h>
 #include <dm/device-internal.h>
 #include <dm/lists.h>
 #include <dm/root.h>
 #include <errno.h>
 
-#ifdef CONFIG_AXP152_POWER
-#include <axp152.h>
-#elif defined CONFIG_AXP209_POWER
-#include <axp209.h>
-#elif defined CONFIG_AXP221_POWER
-#include <axp221.h>
-#else
-#error Unknown AXP model
-#endif
+static int axp_gpio_set_value(struct udevice *dev, unsigned pin, int val);
 
 static u8 axp_get_gpio_ctrl_reg(unsigned pin)
 {
@@ -41,7 +34,7 @@ static u8 axp_get_gpio_ctrl_reg(unsigned pin)
        return 0;
 }
 
-int axp_gpio_direction_input(struct udevice *dev, unsigned pin)
+static int axp_gpio_direction_input(struct udevice *dev, unsigned pin)
 {
        u8 reg;
 
@@ -59,7 +52,8 @@ int axp_gpio_direction_input(struct udevice *dev, unsigned pin)
        }
 }
 
-int axp_gpio_direction_output(struct udevice *dev, unsigned pin, int val)
+static int axp_gpio_direction_output(struct udevice *dev, unsigned pin,
+                                    int val)
 {
        __maybe_unused int ret;
        u8 reg;
@@ -84,7 +78,7 @@ int axp_gpio_direction_output(struct udevice *dev, unsigned pin, int val)
        }
 }
 
-int axp_gpio_get_value(struct udevice *dev, unsigned pin)
+static int axp_gpio_get_value(struct udevice *dev, unsigned pin)
 {
        u8 reg, val, mask;
        int ret;
@@ -116,7 +110,7 @@ int axp_gpio_get_value(struct udevice *dev, unsigned pin)
        return (val & mask) ? 1 : 0;
 }
 
-int axp_gpio_set_value(struct udevice *dev, unsigned pin, int val)
+static int axp_gpio_set_value(struct udevice *dev, unsigned pin, int val)
 {
        u8 reg;
 
@@ -140,7 +134,6 @@ int axp_gpio_set_value(struct udevice *dev, unsigned pin, int val)
        }
 }
 
-#ifdef CONFIG_DM_GPIO
 static const struct dm_gpio_ops gpio_axp_ops = {
        .direction_input        = axp_gpio_direction_input,
        .direction_output       = axp_gpio_direction_output,
@@ -165,23 +158,20 @@ U_BOOT_DRIVER(gpio_axp) = {
        .ops    = &gpio_axp_ops,
        .probe  = gpio_axp_probe,
 };
-#endif
 
 int axp_gpio_init(void)
 {
-       __maybe_unused struct udevice *dev;
+       struct udevice *dev;
        int ret;
 
        ret = pmic_bus_init();
        if (ret)
                return ret;
 
-#ifdef CONFIG_DM_GPIO
        /* There is no devicetree support for the axp yet, so bind directly */
        ret = device_bind_driver(dm_root(), "gpio_axp", "AXP-gpio", &dev);
        if (ret)
                return ret;
-#endif
 
        return 0;
 }