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watchdog: mt8192: add wdt support 

Add support for watchdog device found in MT8192 SoC

Signed-off-by: Crystal Guo <crystal.guo@mediatek.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20201014131936.20584-5-crystal.guo@mediatek.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Crystal Guo 2020-10-14 21:19:36 +08:00 committed by Wim Van Sebroeck
parent af2a30fb70
commit adc318a340
1 changed files with 6 additions and 0 deletions
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6
drivers/watchdog/mtk_wdt.c
View File

@ -11,6 +11,7 @@
#include <dt-bindings/reset-controller/mt2712-resets.h> #include <dt-bindings/reset-controller/mt2712-resets.h>
#include <dt-bindings/reset-controller/mt8183-resets.h> #include <dt-bindings/reset-controller/mt8183-resets.h>
#include <dt-bindings/reset-controller/mt8192-resets.h>
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/err.h> #include <linux/err.h>
#include <linux/init.h> #include <linux/init.h>
@ -76,6 +77,10 @@ static const struct mtk_wdt_data mt8183_data = {
.toprgu_sw_rst_num = MT8183_TOPRGU_SW_RST_NUM, .toprgu_sw_rst_num = MT8183_TOPRGU_SW_RST_NUM,
}; };
static const struct mtk_wdt_data mt8192_data = {
.toprgu_sw_rst_num = MT8192_TOPRGU_SW_RST_NUM,
};
static int toprgu_reset_update(struct reset_controller_dev *rcdev, static int toprgu_reset_update(struct reset_controller_dev *rcdev,
unsigned long id, bool assert) unsigned long id, bool assert)
{ {
@ -335,6 +340,7 @@ static const struct of_device_id mtk_wdt_dt_ids[] = {
{ .compatible = "mediatek,mt2712-wdt", .data = &mt2712_data }, { .compatible = "mediatek,mt2712-wdt", .data = &mt2712_data },
{ .compatible = "mediatek,mt6589-wdt" }, { .compatible = "mediatek,mt6589-wdt" },
{ .compatible = "mediatek,mt8183-wdt", .data = &mt8183_data }, { .compatible = "mediatek,mt8183-wdt", .data = &mt8183_data },
{ .compatible = "mediatek,mt8192-wdt", .data = &mt8192_data },
{ /* sentinel */ } { /* sentinel */ }
}; };
MODULE_DEVICE_TABLE(of, mtk_wdt_dt_ids); MODULE_DEVICE_TABLE(of, mtk_wdt_dt_ids);