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authorHisashi Nakamura <hisashi.nakamura.ak@renesas.com>2014-11-07 14:54:08 +0300
committerLinus Walleij <linus.walleij@linaro.org>2014-11-27 17:01:19 +0300
commit1fd2b49d0bd986fb22dd0a36910f24823e7bb0a0 (patch)
treed9ed1f4853f856d7e4323653fc9bd25ee6bd4a03
parente5db3b338aae35fbdd8b33cef6e2510f42ea4640 (diff)
downloadlinux-1fd2b49d0bd986fb22dd0a36910f24823e7bb0a0.tar.xz
gpio: rcar: Add r8a7793 and r8a7794 support
The device tree probing for R-Car M2-N (r8a7793) and R-Car E2 (r8a7794) is added. Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt4
-rw-r--r--drivers/gpio/gpio-rcar.c27
2 files changed, 21 insertions, 10 deletions
diff --git a/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt b/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
index 941a26aa4322..38fb86f28ba2 100644
--- a/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
+++ b/Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
@@ -6,7 +6,9 @@ Required Properties:
- "renesas,gpio-r8a7778": for R8A7778 (R-Mobile M1) compatible GPIO controller.
- "renesas,gpio-r8a7779": for R8A7779 (R-Car H1) compatible GPIO controller.
- "renesas,gpio-r8a7790": for R8A7790 (R-Car H2) compatible GPIO controller.
- - "renesas,gpio-r8a7791": for R8A7791 (R-Car M2) compatible GPIO controller.
+ - "renesas,gpio-r8a7791": for R8A7791 (R-Car M2-W) compatible GPIO controller.
+ - "renesas,gpio-r8a7793": for R8A7793 (R-Car M2-N) compatible GPIO controller.
+ - "renesas,gpio-r8a7794": for R8A7794 (R-Car E2) compatible GPIO controller.
- "renesas,gpio-rcar": for generic R-Car GPIO controller.
- reg: Base address and length of each memory resource used by the GPIO
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index bf6c09450fee..584484e3f1e3 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -1,6 +1,7 @@
/*
* Renesas R-Car GPIO Support
*
+ * Copyright (C) 2014 Renesas Electronics Corporation
* Copyright (C) 2013 Magnus Damm
*
* This program is free software; you can redistribute it and/or modify
@@ -291,22 +292,30 @@ struct gpio_rcar_info {
bool has_both_edge_trigger;
};
+static const struct gpio_rcar_info gpio_rcar_info_gen1 = {
+ .has_both_edge_trigger = false,
+};
+
+static const struct gpio_rcar_info gpio_rcar_info_gen2 = {
+ .has_both_edge_trigger = true,
+};
+
static const struct of_device_id gpio_rcar_of_table[] = {
{
.compatible = "renesas,gpio-r8a7790",
- .data = (void *)&(const struct gpio_rcar_info) {
- .has_both_edge_trigger = true,
- },
+ .data = &gpio_rcar_info_gen2,
}, {
.compatible = "renesas,gpio-r8a7791",
- .data = (void *)&(const struct gpio_rcar_info) {
- .has_both_edge_trigger = true,
- },
+ .data = &gpio_rcar_info_gen2,
+ }, {
+ .compatible = "renesas,gpio-r8a7793",
+ .data = &gpio_rcar_info_gen2,
+ }, {
+ .compatible = "renesas,gpio-r8a7794",
+ .data = &gpio_rcar_info_gen2,
}, {
.compatible = "renesas,gpio-rcar",
- .data = (void *)&(const struct gpio_rcar_info) {
- .has_both_edge_trigger = false,
- },
+ .data = &gpio_rcar_info_gen1,
}, {
/* Terminator */
},