Re: [PATCH 04/10] ARM: sun6i: Add restart code for the A31
From: Thomas Petazzoni
Date: Fri Jul 26 2013 - 06:36:14 EST
Dear Maxime Ripard,
On Wed, 24 Jul 2013 00:25:06 +0200, Maxime Ripard wrote:
> The Allwinner A31 has a sligthly different watchdog that requires a
> different restart code.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> ---
> arch/arm/mach-sunxi/sunxi.c | 37 +++++++++++++++++++++++++++++++++++++
> 1 file changed, 37 insertions(+)
>
> diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
> index 11326d9..c18ef3a 100644
> --- a/arch/arm/mach-sunxi/sunxi.c
> +++ b/arch/arm/mach-sunxi/sunxi.c
> @@ -32,6 +32,15 @@
> #define SUN4I_WATCHDOG_MODE_ENABLE (1 << 0)
> #define SUN4I_WATCHDOG_MODE_RESET_ENABLE (1 << 1)
>
> +#define SUN6I_WATCHDOG1_IRQ_REG 0x00
> +#define SUN6I_WATCHDOG1_CTRL_REG 0x10
> +#define SUN6I_WATCHDOG1_CTRL_RESTART (1 << 0)
> +#define SUN6I_WATCHDOG1_CONFIG_REG 0x14
> +#define SUN6I_WATCHDOG1_CONFIG_RESTART (1 << 0)
> +#define SUN6I_WATCHDOG1_CONFIG_IRQ (1 << 1)
> +#define SUN6I_WATCHDOG1_MODE_REG 0x18
> +#define SUN6I_WATCHDOG1_MODE_ENABLE (1 << 0)
Alignment is not nice, and the BIT() macro should be used.
Thomas
--
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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