renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-16 17:23:55 +08:00
Code

gpio: rcar: Add r8a7793 and r8a7794 support

Browse Source 
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>
This commit is contained in:
Hisashi Nakamura 2014-11-07 20:54:08 +09:00 committed by Linus Walleij
parent e5db3b338a
commit 1fd2b49d0b
2 changed files with 21 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/devicetree/bindings/gpio/renesas,gpio-rcar.txt
View File

@ -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

27
drivers/gpio/gpio-rcar.c
View File

@ -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 */
},