[PATCH 1/2] power/reset: at91-reset: add samx7 support

Alexandre Belloni alexandre.belloni at free-electrons.com
Tue Jan 17 04:59:10 PST 2017


Hi Sebastian,

Did you have any comment on those two patches ?

On 23/09/2016 at 00:53:21 +0200, Alexandre Belloni wrote :
> From: Szemző András <sza at esh.hu>
> 
> Add samx7 support. It is lacking a few bits and needs a new reset function.
> 
> Signed-off-by: Szemző András <sza at esh.hu>
> Signed-off-by: Alexandre Belloni <alexandre.belloni at free-electrons.com>
> ---
>  drivers/power/reset/at91-reset.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/power/reset/at91-reset.c b/drivers/power/reset/at91-reset.c
> index 1b5d450586d1..563722e64d7b 100644
> --- a/drivers/power/reset/at91-reset.c
> +++ b/drivers/power/reset/at91-reset.c
> @@ -134,6 +134,15 @@ static int sama5d3_restart(struct notifier_block *this, unsigned long mode,
>  	return NOTIFY_DONE;
>  }
>  
> +static int samx7_restart(struct notifier_block *this, unsigned long mode,
> +			 void *cmd)
> +{
> +	writel(cpu_to_le32(AT91_RSTC_KEY | AT91_RSTC_PROCRST),
> +	       at91_rstc_base);
> +
> +	return NOTIFY_DONE;
> +}
> +
>  static void __init at91_reset_status(struct platform_device *pdev)
>  {
>  	u32 reg = readl(at91_rstc_base + AT91_RSTC_SR);
> @@ -173,6 +182,7 @@ static const struct of_device_id at91_reset_of_match[] = {
>  	{ .compatible = "atmel,at91sam9260-rstc", .data = at91sam9260_restart },
>  	{ .compatible = "atmel,at91sam9g45-rstc", .data = at91sam9g45_restart },
>  	{ .compatible = "atmel,sama5d3-rstc", .data = sama5d3_restart },
> +	{ .compatible = "atmel,samx7-rstc", .data = samx7_restart },
>  	{ /* sentinel */ }
>  };
>  
> -- 
> 2.9.3
> 

-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com



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