ARM: mmp: add more compatible names in gpio driver

Since more driver names are added into platform id, do the same thing on
compatible names for DT mode.

Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 13 insertions, 12 deletions

diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index a0905b20f48e..b80717e1ce5b 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -499,8 +499,13 @@ static int pxa_gpio_nums(struct platform_device *pdev)
 
 #ifdef CONFIG_OF
 static struct of_device_id pxa_gpio_dt_ids[] = {
-        { .compatible = "mrvl,pxa-gpio" },
-        { .compatible = "mrvl,mmp-gpio", .data = (void *)MMP_GPIO },
+        { .compatible = "intel,pxa25x-gpio",    .data = &pxa25x_id, },
+        { .compatible = "intel,pxa26x-gpio",    .data = &pxa26x_id, },
+        { .compatible = "intel,pxa27x-gpio",    .data = &pxa27x_id, },
+        { .compatible = "intel,pxa3xx-gpio",    .data = &pxa3xx_id, },
+        { .compatible = "marvell,pxa93x-gpio",  .data = &pxa93x_id, },
+        { .compatible = "marvell,mmp-gpio",     .data = &mmp_id, },
+        { .compatible = "marvell,mmp2-gpio",    .data = &mmp2_id, },
         {}
 };
 
@@ -520,16 +525,18 @@ const struct irq_domain_ops pxa_irq_domain_ops = {
 
 static int pxa_gpio_probe_dt(struct platform_device *pdev)
 {
-        int ret, nr_banks, nr_gpios;
+        int ret, nr_gpios;
         struct device_node *prev, *next, *np = pdev->dev.of_node;
         const struct of_device_id *of_id =
                                 of_match_device(pxa_gpio_dt_ids, &pdev->dev);
+        const struct pxa_gpio_id *gpio_id;
 
-        if (!of_id) {
+        if (!of_id || !of_id->data) {
                 dev_err(&pdev->dev, "Failed to find gpio controller\n");
                 return -EFAULT;
         }
-        gpio_type = (int)of_id->data;
+        gpio_id = of_id->data;
+        gpio_type = gpio_id->type;
 
         next = of_get_next_child(np, NULL);
         prev = next;
@@ -538,14 +545,8 @@ static int pxa_gpio_probe_dt(struct platform_device *pdev)
                 ret = -EINVAL;
                 goto err;
         }
-        for (nr_banks = 1; ; nr_banks++) {
-                next = of_get_next_child(np, prev);
-                if (!next)
-                        break;
-                prev = next;
-        }
         of_node_put(prev);
-        nr_gpios = nr_banks << 5;
+        nr_gpios = gpio_id->gpio_nums;
         pxa_last_gpio = nr_gpios - 1;
 
         irq_base = irq_alloc_descs(-1, 0, nr_gpios, 0);