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MIPS: ath79: add common watchdog device

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All supported SoCs have a built-in hardware watchdog driver. This patch
registers a platform_device for that to make it usable.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: Luis R. Rodriguez <lrodriguez@atheros.com>
Cc: Cliff Holden <Cliff.Holden@Atheros.com>
Cc: Kathy Giori <Kathy.Giori@Atheros.com>
Patchwork: https://patchwork.linux-mips.org/patch/1955/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Gabor Juhos
2011-01-04 21:28:20 +01:00
committed by Ralf Baechle
parent d8fec1fc80
commit 858f763c1c
3 changed files with 12 additions and 0 deletions
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10
arch/mips/ath79/dev-common.c
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@@ -65,3 +65,13 @@ void __init ath79_register_uart(void)
ath79_uart_data[0].uartclk = clk_get_rate(clk); ath79_uart_data[0].uartclk = clk_get_rate(clk);
platform_device_register(&ath79_uart_device); platform_device_register(&ath79_uart_device);
} }
static struct platform_device ath79_wdt_device = {
.name = "ath79-wdt",
.id = -1,
};
void __init ath79_register_wdt(void)
{
platform_device_register(&ath79_wdt_device);
}

1
arch/mips/ath79/dev-common.h
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@@ -13,5 +13,6 @@
#define _ATH79_DEV_COMMON_H #define _ATH79_DEV_COMMON_H
void ath79_register_uart(void); void ath79_register_uart(void);
void ath79_register_wdt(void);
#endif /* _ATH79_DEV_COMMON_H */ #endif /* _ATH79_DEV_COMMON_H */

1
arch/mips/ath79/setup.c
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@@ -186,6 +186,7 @@ static int __init ath79_setup(void)
{ {
ath79_gpio_init(); ath79_gpio_init();
ath79_register_uart(); ath79_register_uart();
ath79_register_wdt();
mips_machine_setup(); mips_machine_setup();