[PATCH] arm64: dts: ls1088a: add DT node of watchdog
Shawn Guo
shawnguo at kernel.org
Tue Dec 26 18:45:25 PST 2017
On Wed, Dec 27, 2017 at 10:02:00AM +0800, ying.zhang at freescale.com wrote:
> From: Zhang Ying-22455 <ying.zhang22455 at nxp.com>
>
> There are eight cores in ls1088a and each core has an watchdog,
> ls1088a can use sp805-wdt driver, so we just add DT node for it.
>
> Signed-off-by: Zhang Ying-22455 <ying.zhang22455 at nxp.com>
> ---
> arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi | 56 ++++++++++++++++++++++++
> 1 files changed, 56 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> index f5f29a2..49366d1 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> @@ -369,6 +369,62 @@
> status = "disabled";
> };
>
> + cluster1_core0_watchdog: wdt at c000000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc000000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster1_core1_watchdog: wdt at c010000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc010000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster1_core2_watchdog: wdt at c020000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc020000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster1_core3_watchdog: wdt at c030000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc030000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster2_core0_watchdog: wdt at c100000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc100000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster2_core1_watchdog: wdt at c110000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc110000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster2_core2_watchdog: wdt at c120000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc120000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
> + cluster2_core3_watchdog: wdt at c130000 {
> + compatible = "arm,sp805-wdt", "arm,primecell";
> + reg = <0x0 0xc130000 0x0 0x1000>;
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "apb_pclk", "wdog_clk";
> + };
> +
Please maintain the devices under simple-bus 'soc' node in order of
unit-address, when you add new device nodes. For example, wdt at c130000
shouldn't go before gpio at 2300000.
Shawn
> gpio0: gpio at 2300000 {
> compatible = "fsl,qoriq-gpio";
> reg = <0x0 0x2300000 0x0 0x10000>;
> --
> 1.7.1
>
>
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