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[2/3] arm64: dts: rockchip: add USB3 OTG reset for Type-C PHY on rk3399

Message ID 1515751704-13213-3-git-send-email-william.wu@rock-chips.com (mailing list archive)
State New, archived
Headers show

Commit Message

William Wu Jan. 12, 2018, 10:08 a.m. UTC
Add USB3 OTG reset for Type-C PHY. It can be used to hold the USB3
OTG controller in reset state before initializing the Type-C PHY.

Signed-off-by: William Wu <william.wu@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

Comments

Enric Balletbo Serra Jan. 18, 2018, 5:21 p.m. UTC | #1
2018-01-12 11:08 GMT+01:00 William Wu <william.wu@rock-chips.com>:
> Add USB3 OTG reset for Type-C PHY. It can be used to hold the USB3
> OTG controller in reset state before initializing the Type-C PHY.
>
> Signed-off-by: William Wu <william.wu@rock-chips.com>
> ---
>  arch/arm64/boot/dts/rockchip/rk3399.dtsi | 10 ++++++----
>  1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> index d340b58a..4e89d00 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> @@ -1377,8 +1377,9 @@
>                 power-domains = <&power RK3399_PD_TCPD0>;
>                 resets = <&cru SRST_UPHY0>,
>                          <&cru SRST_UPHY0_PIPE_L00>,
> -                        <&cru SRST_P_UPHY0_TCPHY>;
> -               reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
> +                        <&cru SRST_P_UPHY0_TCPHY>,
> +                        <&cru SRST_A_USB3_OTG0>;
> +               reset-names = "uphy", "uphy-pipe", "uphy-tcphy", "usb3-otg";
>                 rockchip,grf = <&grf>;
>                 rockchip,typec-conn-dir = <0xe580 0 16>;
>                 rockchip,usb3tousb2-en = <0xe580 3 19>;
> @@ -1406,8 +1407,9 @@
>                 power-domains = <&power RK3399_PD_TCPD1>;
>                 resets = <&cru SRST_UPHY1>,
>                          <&cru SRST_UPHY1_PIPE_L00>,
> -                        <&cru SRST_P_UPHY1_TCPHY>;
> -               reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
> +                        <&cru SRST_P_UPHY1_TCPHY>,
> +                        <&cru SRST_A_USB3_OTG1>;
> +               reset-names = "uphy", "uphy-pipe", "uphy-tcphy", "usb3-otg";
>                 rockchip,grf = <&grf>;
>                 rockchip,typec-conn-dir = <0xe58c 0 16>;
>                 rockchip,usb3tousb2-en = <0xe58c 3 19>;
> --
> 2.0.0
>
>

Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
diff mbox

Patch

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index d340b58a..4e89d00 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -1377,8 +1377,9 @@ 
 		power-domains = <&power RK3399_PD_TCPD0>;
 		resets = <&cru SRST_UPHY0>,
 			 <&cru SRST_UPHY0_PIPE_L00>,
-			 <&cru SRST_P_UPHY0_TCPHY>;
-		reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
+			 <&cru SRST_P_UPHY0_TCPHY>,
+			 <&cru SRST_A_USB3_OTG0>;
+		reset-names = "uphy", "uphy-pipe", "uphy-tcphy", "usb3-otg";
 		rockchip,grf = <&grf>;
 		rockchip,typec-conn-dir = <0xe580 0 16>;
 		rockchip,usb3tousb2-en = <0xe580 3 19>;
@@ -1406,8 +1407,9 @@ 
 		power-domains = <&power RK3399_PD_TCPD1>;
 		resets = <&cru SRST_UPHY1>,
 			 <&cru SRST_UPHY1_PIPE_L00>,
-			 <&cru SRST_P_UPHY1_TCPHY>;
-		reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
+			 <&cru SRST_P_UPHY1_TCPHY>,
+			 <&cru SRST_A_USB3_OTG1>;
+		reset-names = "uphy", "uphy-pipe", "uphy-tcphy", "usb3-otg";
 		rockchip,grf = <&grf>;
 		rockchip,typec-conn-dir = <0xe58c 0 16>;
 		rockchip,usb3tousb2-en = <0xe58c 3 19>;