[PATCH 4/4] ARM: sun6i: Add the reset controller to the DTSI
Emilio López
emilio at elopez.com.ar
Wed Oct 9 07:32:35 EDT 2013
Hi Maxime,
El 05/10/13 11:39, Maxime Ripard escribió:
> The A31 has a reset controller IP that maintains a few other IPs in
> reset, among which we can find the UARTs, high speed timers or the I2C.
> Now that we have support for them, add the reset controllers to the DTSI.
>
> Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
> ---
> arch/arm/boot/dts/sun6i-a31.dtsi | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
> index f244f5f..c99c946 100644
> --- a/arch/arm/boot/dts/sun6i-a31.dtsi
> +++ b/arch/arm/boot/dts/sun6i-a31.dtsi
> @@ -209,6 +209,24 @@
> };
> };
>
> + ahb1_rst: reset at 01c202c0 {
> + #reset-cells = <1>;
> + compatible = "allwinner,sun6i-a31-ahb1-reset";
> + reg = <0x01c202c0 0xc>;
> + };
> +
> + apb1_rst: reset at 01c202d0 {
> + #reset-cells = <1>;
> + compatible = "allwinner,sun6i-a31-apb1-reset";
> + reg = <0x01c202d0 0x4>;
> + };
> +
> + apb2_rst: reset at 01c202d8 {
> + #reset-cells = <1>;
> + compatible = "allwinner,sun6i-a31-apb2-reset";
> + reg = <0x01c202d8 0x4>;
> + };
> +
> timer at 01c20c00 {
> compatible = "allwinner,sun4i-timer";
> reg = <0x01c20c00 0xa0>;
> @@ -232,6 +250,7 @@
> reg-shift = <2>;
> reg-io-width = <4>;
> clocks = <&apb2_gates 16>;
> + resets = <&apb2_rst 16>;
> status = "disabled";
> };
>
> @@ -242,6 +261,7 @@
> reg-shift = <2>;
> reg-io-width = <4>;
> clocks = <&apb2_gates 17>;
> + resets = <&apb2_rst 17>;
> status = "disabled";
> };
>
> @@ -252,6 +272,7 @@
> reg-shift = <2>;
> reg-io-width = <4>;
> clocks = <&apb2_gates 18>;
> + resets = <&apb2_rst 18>;
> status = "disabled";
> };
>
> @@ -262,6 +283,7 @@
> reg-shift = <2>;
> reg-io-width = <4>;
> clocks = <&apb2_gates 19>;
> + resets = <&apb2_rst 19>;
> status = "disabled";
> };
>
> @@ -272,6 +294,7 @@
> reg-shift = <2>;
> reg-io-width = <4>;
> clocks = <&apb2_gates 20>;
> + resets = <&apb2_rst 20>;
> status = "disabled";
> };
>
> @@ -282,6 +305,7 @@
> reg-shift = <2>;
> reg-io-width = <4>;
> clocks = <&apb2_gates 21>;
> + resets = <&apb2rst 21>;
You have a typo here (missing _) which breaks the dt build
> status = "disabled";
> };
>
>
Cheers,
Emilio
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