pinctrl: sunxi: Libraryse the driver

This will allow to have multiple drivers using the same core code, and
eventually, retire pinctrl-sunxi-pins.h

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index f0e908702ebe1b4de14ed35e3752635861c102fd..b06ce90f1ed8d2fb4637989337f9430334be3ba2 100644 (file)
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -787,10 +787,10 @@ static int sunxi_pinctrl_build_state(struct platform_device *pdev)
        return 0;
 }
 
-static int sunxi_pinctrl_probe(struct platform_device *pdev)
+int sunxi_pinctrl_init(struct platform_device *pdev,
+                      const struct sunxi_pinctrl_desc *desc)
 {
        struct device_node *node = pdev->dev.of_node;
-       const struct of_device_id *device;
        struct pinctrl_pin_desc *pins;
        struct sunxi_pinctrl *pctl;
        struct reset_control *rstc;
@@ -810,11 +810,7 @@ static int sunxi_pinctrl_probe(struct platform_device *pdev)
        if (IS_ERR(pctl->membase))
                return PTR_ERR(pctl->membase);
 
-       device = of_match_device(sunxi_pinctrl_match, &pdev->dev);
-       if (!device)
-               return -ENODEV;
-
-       pctl->desc = device->data;
+       pctl->desc = desc;
 
        ret = sunxi_pinctrl_build_state(pdev);
        if (ret) {
@@ -940,6 +936,17 @@ pinctrl_error:
        return ret;
 }
 
+static int sunxi_pinctrl_probe(struct platform_device *pdev)
+{
+       const struct of_device_id *device;
+
+       device = of_match_device(sunxi_pinctrl_match, &pdev->dev);
+       if (!device)
+               return -ENODEV;
+
+       return sunxi_pinctrl_init(pdev, device->data);
+}
+
 static struct platform_driver sunxi_pinctrl_driver = {
        .probe = sunxi_pinctrl_probe,
        .driver = {

diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.h b/drivers/pinctrl/sunxi/pinctrl-sunxi.h
index 9775a5003b0144a96e0c3c87b4886144c11e062b..8169ba5988767f51b7f40ce07d66ec89ab9285ad 100644 (file)
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.h
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.h
@@ -252,4 +252,7 @@ static inline u32 sunxi_irq_status_offset(u16 irq)
        return irq_num * IRQ_STATUS_IRQ_BITS;
 }
 
+int sunxi_pinctrl_init(struct platform_device *pdev,
+                      const struct sunxi_pinctrl_desc *desc);
+
 #endif /* __PINCTRL_SUNXI_H */