gpio: rcar: Add R-Car Gen4 support

R-Car V3U (R8A779A0) was the first member of the R-Car Gen4 family.
Generalize the support for R-Car V3U to other SoCs in the R-Car Gen4
family by adding a family-specific compatible value.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>

diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index 3a76538f27fad8edb3881e767dd65ddd98ea0a55..356aac4de17cf142133fd5686e24987d5fb1a74b 100644 (file)
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -411,7 +411,7 @@ static const struct gpio_rcar_info gpio_rcar_info_gen3 = {
        .has_inen = false,
 };
 
-static const struct gpio_rcar_info gpio_rcar_info_v3u = {
+static const struct gpio_rcar_info gpio_rcar_info_gen4 = {
        .has_outdtsel = true,
        .has_both_edge_trigger = true,
        .has_always_in = true,
@@ -421,7 +421,7 @@ static const struct gpio_rcar_info gpio_rcar_info_v3u = {
 static const struct of_device_id gpio_rcar_of_table[] = {
        {
                .compatible = "renesas,gpio-r8a779a0",
-               .data = &gpio_rcar_info_v3u,
+               .data = &gpio_rcar_info_gen4,
        }, {
                .compatible = "renesas,rcar-gen1-gpio",
                .data = &gpio_rcar_info_gen1,
@@ -431,6 +431,9 @@ static const struct of_device_id gpio_rcar_of_table[] = {
        }, {
                .compatible = "renesas,rcar-gen3-gpio",
                .data = &gpio_rcar_info_gen3,
+       }, {
+               .compatible = "renesas,rcar-gen4-gpio",
+               .data = &gpio_rcar_info_gen4,
        }, {
                .compatible = "renesas,gpio-rcar",
                .data = &gpio_rcar_info_gen1,