Re: [PATCH 1/2] ARM: mvebu: x530: set MPP55 to gpio

Stefan Roese
2022-01-10T07:36:09Z

On 1/6/22 04:08, Chris Packham wrote:
> MPP55 is used as a reset connected to the L3 switch chip. This doesn't
> matter for u-boot as it doesn't use the L3 switch but it is useful to
> be able to toggle the switch in/out of reset for the OS.
>
> Signed-off-by: Chris Packham <judge.packham@gmail.com>

Reviewed-by: Stefan Roese <sr@denx.de>

Thanks,
Stefan

> ---
>
> board/alliedtelesis/x530/x530.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/board/alliedtelesis/x530/x530.c b/board/alliedtelesis/x530/x530.c
> index 8b31045a0743..866b6e68cc16 100644
> --- a/board/alliedtelesis/x530/x530.c
> +++ b/board/alliedtelesis/x530/x530.c
> @@ -92,7 +92,7 @@ int board_early_init_f(void)
> writel(0x55550550, MVEBU_MPP_BASE + 0x0c);
> writel(0x55555555, MVEBU_MPP_BASE + 0x10);
> writel(0x00100565, MVEBU_MPP_BASE + 0x14);
> - writel(0x40000000, MVEBU_MPP_BASE + 0x18);
> + writel(0x00000000, MVEBU_MPP_BASE + 0x18);
> writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
>
> return 0;
>

Viele Grüße,
Stefan Roese

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