Re: [PATCH v12 09/13] MIPS: jz4740: Add DTS nodes for the TCU drivers

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On Tue, May 21, 2019 at 4:52 PM Paul Cercueil <paul@xxxxxxxxxxxxxxx> wrote:
>
> Add DTS nodes for the JZ4780, JZ4770 and JZ4740 devicetree files.
>
> Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
> ---
>
> Notes:
>     v5: New patch
>
>     v6: Fix register lengths in watchdog/pwm nodes
>
>     v7: No change
>
>     v8: - Fix wrong start address for PWM node
>         - Add system timer and clocksource sub-nodes
>
>     v9: Drop timer and clocksource sub-nodes
>
>     v10-v11: No change
>
>     v12: Drop PWM/watchdog/OST sub-nodes, for now.
>
>  arch/mips/boot/dts/ingenic/jz4740.dtsi | 22 ++++++++++++++++++++++
>  arch/mips/boot/dts/ingenic/jz4770.dtsi | 21 +++++++++++++++++++++
>  arch/mips/boot/dts/ingenic/jz4780.dtsi | 21 +++++++++++++++++++++
>  3 files changed, 64 insertions(+)
>
> diff --git a/arch/mips/boot/dts/ingenic/jz4740.dtsi b/arch/mips/boot/dts/ingenic/jz4740.dtsi
> index 2beb78a62b7d..807d9702d4cf 100644
> --- a/arch/mips/boot/dts/ingenic/jz4740.dtsi
> +++ b/arch/mips/boot/dts/ingenic/jz4740.dtsi
> @@ -53,6 +53,28 @@
>                 clock-names = "rtc";
>         };
>
> +       tcu: timer@10002000 {
> +               compatible = "ingenic,jz4740-tcu";
> +               reg = <0x10002000 0x1000>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               ranges = <0x0 0x10002000 0x1000>;
> +
> +               #clock-cells = <1>;
> +
> +               clocks = <&cgu JZ4740_CLK_RTC
> +                         &cgu JZ4740_CLK_EXT
> +                         &cgu JZ4740_CLK_PCLK
> +                         &cgu JZ4740_CLK_TCU>;
> +               clock-names = "rtc", "ext", "pclk", "tcu";
> +
> +               interrupt-controller;
> +               #interrupt-cells = <1>;
> +
> +               interrupt-parent = <&intc>;
> +               interrupts = <23 22 21>;
> +       };
> +
>         rtc_dev: rtc@10003000 {
>                 compatible = "ingenic,jz4740-rtc";
>                 reg = <0x10003000 0x40>;
> diff --git a/arch/mips/boot/dts/ingenic/jz4770.dtsi b/arch/mips/boot/dts/ingenic/jz4770.dtsi
> index 49ede6c14ff3..70932fd90902 100644
> --- a/arch/mips/boot/dts/ingenic/jz4770.dtsi
> +++ b/arch/mips/boot/dts/ingenic/jz4770.dtsi
> @@ -46,6 +46,27 @@
>                 #clock-cells = <1>;
>         };
>
> +       tcu: timer@10002000 {
> +               compatible = "ingenic,jz4770-tcu";
> +               reg = <0x10002000 0x1000>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               ranges = <0x0 0x10002000 0x1000>;
> +
> +               #clock-cells = <1>;
> +
> +               clocks = <&cgu JZ4770_CLK_RTC
> +                         &cgu JZ4770_CLK_EXT
> +                         &cgu JZ4770_CLK_PCLK>;
> +               clock-names = "rtc", "ext", "pclk";
> +
> +               interrupt-controller;
> +               #interrupt-cells = <1>;
> +
> +               interrupt-parent = <&intc>;
> +               interrupts = <27 26 25>;
> +       };
> +
>         pinctrl: pin-controller@10010000 {
>                 compatible = "ingenic,jz4770-pinctrl";
>                 reg = <0x10010000 0x600>;
> diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi b/arch/mips/boot/dts/ingenic/jz4780.dtsi
> index b03cdec56de9..495082ce7fc5 100644
> --- a/arch/mips/boot/dts/ingenic/jz4780.dtsi
> +++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi
> @@ -46,6 +46,27 @@
>                 #clock-cells = <1>;
>         };
>
> +       tcu: timer@10002000 {

With W=1, I see:

../arch/mips/boot/dts/ingenic/jz4780.dtsi:64.22-83.4: Warning
(unique_unit_address): /timer@10002000: duplicate unit-address (also
used in node /watchdog@1000
2000)


> +               compatible = "ingenic,jz4770-tcu";
> +               reg = <0x10002000 0x1000>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               ranges = <0x0 0x10002000 0x1000>;
> +
> +               #clock-cells = <1>;
> +
> +               clocks = <&cgu JZ4780_CLK_RTCLK
> +                         &cgu JZ4780_CLK_EXCLK
> +                         &cgu JZ4780_CLK_PCLK>;
> +               clock-names = "rtc", "ext", "pclk";
> +
> +               interrupt-controller;
> +               #interrupt-cells = <1>;
> +
> +               interrupt-parent = <&intc>;
> +               interrupts = <27 26 25>;
> +       };
> +
>         rtc_dev: rtc@10003000 {
>                 compatible = "ingenic,jz4780-rtc";
>                 reg = <0x10003000 0x4c>;
> --
> 2.21.0.593.g511ec345e18
>



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