[U-Boot] [PATCH] reset: socfpga: release more A10 peripherals out of reset

Marek Vasut marex at denx.de
Fri May 24 11:44:16 UTC 2019


On 5/24/19 1:40 PM, tien.fong.chee at intel.com wrote:
> From: Tien Fong Chee <tien.fong.chee at intel.com>
> 
> Current implementation almost release all peripherals out of reset for
> gen5, but A10 has more peripherals than gen5, hence this patch is required
> to release the rest of peripherals to support old kernels.
> 
> Signed-off-by: Tien Fong Chee <tien.fong.chee at intel.com>
> ---
>  drivers/reset/reset-socfpga.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/reset/reset-socfpga.c b/drivers/reset/reset-socfpga.c
> index cb8312619f..d8b8b25fc3 100644
> --- a/drivers/reset/reset-socfpga.c
> +++ b/drivers/reset/reset-socfpga.c
> @@ -127,6 +127,9 @@ static int socfpga_reset_remove(struct udevice *dev)
>  	if (socfpga_reset_keep_enabled()) {
>  		puts("Deasserting all peripheral resets\n");
>  		writel(0, data->modrst_base + 4);
> +#if defined(CONFIG_TARGET_SOCFPGA_ARRIA10)
> +		writel(0, data->modrst_base + 8);

This should be using match on compatible string.
Which register is this modrst_base + 8 ?

> +#endif
>  	}
>  
>  	return 0;
> 


-- 
Best regards,
Marek Vasut


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