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SubjectRe: [PATCH 2/2] arm64: dts: rockchip: fix cts, rts pin assign of UART3 for rk3399
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On 2019/02/19 23:08, Katsuhiro Suzuki wrote:
> This patch fixes pin assign of cts and rts signal of UART3.
>
> Currently GPIO3_C2 and C3 pins are assigned but TRM says that
> GPIO3_C0 and C1 are correct.
>
> Refer:
> RK3399 TRM v1.4 - Table 19-1 UART Interface Description
>
> Signed-off-by: Katsuhiro Suzuki <katsuhiro@katsuster.net>
> ---
> arch/arm64/boot/dts/rockchip/rk3399.dtsi | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> index 76fc2c7af80a..beaa92744a64 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> @@ -2535,12 +2535,12 @@
>
> uart3_cts: uart3-cts {
> rockchip,pins =
> - <3 RK_PC2 RK_FUNC_2 &pcfg_pull_none>;
> + <3 RK_PC0 RK_FUNC_2 &pcfg_pull_none>;
> };
>
> uart3_rts: uart3-rts {
> rockchip,pins =
> - <3 RK_PC3 RK_FUNC_2 &pcfg_pull_none>;
> + <3 RK_PC1 RK_FUNC_2 &pcfg_pull_none>;
> };
> };
>
>

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