dm: Use dev_get_addr() where possible

[people/ms/u-boot.git] / drivers / gpio / tegra_gpio.c

diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c
index 43928b8812c3aad0077b8beb4a837993c653ed59..4921f0ff42e9706957ae6ca785187a3dcfc8e9ec 100644 (file)
--- a/drivers/gpio/tegra_gpio.c
+++ b/drivers/gpio/tegra_gpio.c
@@ -132,21 +132,6 @@ static void set_level(unsigned gpio, int high)
        writel(u, &bank->gpio_out[GPIO_PORT(gpio)]);
 }
 
-/* set GPIO pin 'gpio' as an output, with polarity 'value' */
-int tegra_spl_gpio_direction_output(int gpio, int value)
-{
-       /* Configure as a GPIO */
-       set_config(gpio, 1);
-
-       /* Configure GPIO output value. */
-       set_level(gpio, value);
-
-       /* Configure GPIO direction as output. */
-       set_direction(gpio, 1);
-
-       return 0;
-}
-
 /*
  * Generic_GPIO primitives.
  */
@@ -310,7 +295,7 @@ static const struct udevice_id tegra_gpio_ids[] = {
 
 static int gpio_tegra_probe(struct udevice *dev)
 {
-       struct gpio_dev_priv *uc_priv = dev->uclass_priv;
+       struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev);
        struct tegra_port_info *priv = dev->priv;
        struct tegra_gpio_platdata *plat = dev->platdata;
 
@@ -338,12 +323,19 @@ static int gpio_tegra_bind(struct udevice *parent)
        int bank_count;
        int bank;
        int ret;
-       int len;
 
        /* If this is a child device, there is nothing to do here */
        if (plat)
                return 0;
 
+       /* TODO(sjg@chromium.org): Remove once SPL supports device tree */
+#ifdef CONFIG_SPL_BUILD
+       ctlr = (struct gpio_ctlr *)NV_PA_GPIO_BASE;
+       bank_count = TEGRA_GPIO_BANKS;
+#else
+       {
+       int len;
+
        /*
         * This driver does not make use of interrupts, other than to figure
         * out the number of GPIO banks
@@ -351,8 +343,9 @@ static int gpio_tegra_bind(struct udevice *parent)
        if (!fdt_getprop(gd->fdt_blob, parent->of_offset, "interrupts", &len))
                return -EINVAL;
        bank_count = len / 3 / sizeof(u32);
-       ctlr = (struct gpio_ctlr *)fdtdec_get_addr(gd->fdt_blob,
-                                                  parent->of_offset, "reg");
+       ctlr = (struct gpio_ctlr *)dev_get_addr(parent);
+       }
+#endif
        for (bank = 0; bank < bank_count; bank++) {
                int port;
 
@@ -388,4 +381,5 @@ U_BOOT_DRIVER(gpio_tegra) = {
        .probe = gpio_tegra_probe,
        .priv_auto_alloc_size = sizeof(struct tegra_port_info),
        .ops    = &gpio_tegra_ops,
+       .flags  = DM_FLAG_PRE_RELOC,
 };