Re: [PATCH 2/2] ARM: sun5i: dt: Use the A10s gates in the DTSI

From: Emilio López
Date: Fri Aug 02 2013 - 10:40:29 EST


Hi Maxime,

El 23/07/13 19:28, Maxime Ripard escribió:
> The A10s has only a subset of the A10 gates. Now that the clock driver
> has support for this gates set, switch to it in the DTSI.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>

As I mentioned on the other patch, my board boots, so

Tested-by: Emilio López <emilio@xxxxxxxxxxxxx>

> ---
> arch/arm/boot/dts/sun5i-a10s.dtsi | 36 ++++++++++++++----------------------
> 1 file changed, 14 insertions(+), 22 deletions(-)
>
> diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi
> index 0f0881a..b8fc1c2 100644
> --- a/arch/arm/boot/dts/sun5i-a10s.dtsi
> +++ b/arch/arm/boot/dts/sun5i-a10s.dtsi
> @@ -95,20 +95,16 @@
>
> ahb_gates: ahb_gates@01c20060 {
> #clock-cells = <1>;
> - compatible = "allwinner,sun4i-ahb-gates-clk";
> + compatible = "allwinner,sun5i-a10s-ahb-gates-clk";
> reg = <0x01c20060 0x8>;
> clocks = <&ahb>;
> - clock-output-names = "ahb_usb0", "ahb_ehci0",
> - "ahb_ohci0", "ahb_ehci1", "ahb_ohci1", "ahb_ss",
> - "ahb_dma", "ahb_bist", "ahb_mmc0", "ahb_mmc1",
> - "ahb_mmc2", "ahb_mmc3", "ahb_ms", "ahb_nand",
> - "ahb_sdram", "ahb_ace", "ahb_emac", "ahb_ts",
> - "ahb_spi0", "ahb_spi1", "ahb_spi2", "ahb_spi3",
> - "ahb_pata", "ahb_sata", "ahb_gps", "ahb_ve",
> - "ahb_tvd", "ahb_tve0", "ahb_tve1", "ahb_lcd0",
> - "ahb_lcd1", "ahb_csi0", "ahb_csi1", "ahb_hdmi",
> - "ahb_de_be0", "ahb_de_be1", "ahb_de_fe0",
> - "ahb_de_fe1", "ahb_mp", "ahb_mali400";
> + clock-output-names = "ahb_usbotg", "ahb_ehci", "ahb_ohci",
> + "ahb_ss", "ahb_dma", "ahb_bist", "ahb_mmc0",
> + "ahb_mmc1", "ahb_mmc2",

I noticed the vendor code also has "ahb_ms" here, it might be worth
keeping it in mind.

> "ahb_nand", "ahb_sdram",
> + "ahb_emac", "ahb_ts", "ahb_spi0", "ahb_spi1",
> + "ahb_spi2", "ahb_gps", "ahb_stimer", "ahb_ve",
> + "ahb_tve", "ahb_lcd", "ahb_csi", "ahb_hdmi",
> + "ahb_de_be", "ahb_de_fe", "ahb_iep", "ahb_mali400";
> };
>
> apb0: apb0@01c20054 {
> @@ -120,12 +116,11 @@
>
> apb0_gates: apb0_gates@01c20068 {
> #clock-cells = <1>;
> - compatible = "allwinner,sun4i-apb0-gates-clk";
> + compatible = "allwinner,sun5i-a10s-apb0-gates-clk";
> reg = <0x01c20068 0x4>;
> clocks = <&apb0>;
> - clock-output-names = "apb0_codec", "apb0_spdif",
> - "apb0_ac97", "apb0_iis", "apb0_pio", "apb0_ir0",
> - "apb0_ir1", "apb0_keypad";
> + clock-output-names = "apb0_codec", "apb0_iis", "apb0_pio",
> + "apb0_ir", "apb0_keypad";
> };
>
> /* dummy is pll62 */
> @@ -145,15 +140,12 @@
>
> apb1_gates: apb1_gates@01c2006c {
> #clock-cells = <1>;
> - compatible = "allwinner,sun4i-apb1-gates-clk";
> + compatible = "allwinner,sun5i-a10s-apb1-gates-clk";
> reg = <0x01c2006c 0x4>;
> clocks = <&apb1>;
> clock-output-names = "apb1_i2c0", "apb1_i2c1",
> - "apb1_i2c2", "apb1_can", "apb1_scr",
> - "apb1_ps20", "apb1_ps21", "apb1_uart0",
> - "apb1_uart1", "apb1_uart2", "apb1_uart3",
> - "apb1_uart4", "apb1_uart5", "apb1_uart6",
> - "apb1_uart7";
> + "apb1_i2c2", "apb1_uart0", "apb1_uart1",
> + "apb1_uart2", "apb1_uart3";
> };
> };
>
>

An update to the documentation mentioning these compatibles[1] and
gates[2] would be great :)

[1] Documentation/devicetree/bindings/clock/sunxi.txt
[2] Documentation/devicetree/bindings/clock/sunxi/sun5i-a10s-gates.txt

Thanks for working on this!

Emilio
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