On Wed, Sep 7, 2016 at 10:53 PM, Maxime Ripard
<maxime.ripard@xxxxxxxxxxxxxxxxxx> wrote:
> From: Mylène Josserand <mylene.josserand@xxxxxxxxxxxxxxxxxx>
>
> The GR8 is an SoC made by Nextthing loosely based on the sun5i family.
>
> Since it's not clear yet what we can factor out and merge with the A10s and
> A13 support, let's keep it out of the sun5i.dtsi include tree. We will
> figure out what can be shared when things settle down.
>
> Signed-off-by: Mylène Josserand <mylene.josserand@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/ntc-gr8.dtsi | 1080 ++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 1080 insertions(+)
> create mode 100644 arch/arm/boot/dts/ntc-gr8.dtsi
>
> diff --git a/arch/arm/boot/dts/ntc-gr8.dtsi b/arch/arm/boot/dts/ntc-gr8.dtsi
> new file mode 100644
> index 000000000000..d21cfa3f3c14
> --- /dev/null
> +++ b/arch/arm/boot/dts/ntc-gr8.dtsi
> @@ -0,0 +1,1080 @@
[...]
> + pll3x2: pll3x2_clk {
> + compatible = "fixed-factor-clock";
I think you want "allwinner,sun4i-a10-pll3-2x-clk"?
> + #clock-cells = <0>;
> + clock-div = <1>;
> + clock-mult = <2>;
> + clocks = <&pll3>;
> + clock-output-names = "pll3-2x";
> + };
[...]
> + pll7x2: pll7x2_clk {
> + compatible = "fixed-factor-clock";
Same here.
> + #clock-cells = <0>;
> + clock-div = <1>;
> + clock-mult = <2>;
> + clocks = <&pll7>;
> + clock-output-names = "pll7-2x";
> + };
> +
[...]
> + ahb_gates: clk@01c20060 {
> + #clock-cells = <1>;
> + compatible = "allwinner,sun5i-a13-ahb-gates-clk";
> + reg = <0x01c20060 0x8>;
> + clocks = <&ahb>;
> + clock-indices = <0>, <1>,
> + <2>, <5>, <6>,
> + <7>, <8>, <9>,
> + <10>, <13>,
> + <14>, <20>,
> + <21>, <22>,
> + <28>, <32>, <34>,
> + <36>, <40>, <44>,
> + <46>, <51>,
> + <52>;
> + clock-output-names = "ahb_usbotg", "ahb_ehci",
> + "ahb_ohci", "ahb_ss", "ahb_dma",
> + "ahb_bist", "ahb_mmc0", "ahb_mmc1",
> + "ahb_mmc2", "ahb_nand",
> + "ahb_sdram", "ahb_spi0",
> + "ahb_spi1", "ahb_spi2",
> + "ahb_stimer", "ahb_ve", "ahb_tve",
"ahb_hstimer"?
> + "ahb_lcd", "ahb_csi", "ahb_de_be",
> + "ahb_de_fe", "ahb_iep",
> + "ahb_mali400";
> + };
[...]
> + tcon_ch1_clk: clk@01c2012c {
> + #clock-cells = <0>;
> + compatible = "allwinner,sun4i-a10-tcon-ch1-clk";
> + reg = <0x01c2012c 0x4>;
> + clocks = <&pll3>, <&pll7>, <&pll3x2>, <&pll7x2>;
> + clock-output-names = "tcon-ch1-sclk";
> + };
Nit: Is there a ve_clk we could add?
[...]
> + pio: pinctrl@01c20800 {
> + compatible = "nextthing,gr8-pinctrl";
> + reg = <0x01c20800 0x400>;
> + interrupts = <28>;
> + clocks = <&apb0_gates 5>;
> + gpio-controller;
> + interrupt-controller;
> + #interrupt-cells = <3>;
> + #gpio-cells = <3>;
> +
> + i2c0_pins_a: i2c0@0 {
> + allwinner,pins = "PB0", "PB1";
> + allwinner,function = "i2c0";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + i2c1_pins_a: i2c1@0 {
> + allwinner,pins = "PB15", "PB16";
> + allwinner,function = "i2c1";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + i2c2_pins_a: i2c2@0 {
> + allwinner,pins = "PB17", "PB18";
> + allwinner,function = "i2c2";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + i2s0_pins_a: i2s0@0 {
> + allwinner,pins = "PB5", "PB6", "PB7", "PB8", "PB9";
> + allwinner,function = "i2s0";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
You may want to split out the MCLK pin. Some codecs don't need it, and the
pin can be allocated for other uses.
> +
> + ir0_rx_pins_a: ir0@0 {
> + allwinner,pins = "PB4";
> + allwinner,function = "ir0";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + lcd_rgb666_pins: lcd_rgb666@0 {
> + allwinner,pins = "PD2", "PD3", "PD4", "PD5", "PD6", "PD7",
> + "PD10", "PD11", "PD12", "PD13", "PD14", "PD15",
> + "PD18", "PD19", "PD20", "PD21", "PD22", "PD23",
> + "PD24", "PD25", "PD26", "PD27";
> + allwinner,function = "lcd0";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + mmc0_pins_a: mmc0@0 {
> + allwinner,pins = "PF0", "PF1", "PF2", "PF3",
> + "PF4", "PF5";
> + allwinner,function = "mmc0";
> + allwinner,drive = <SUN4I_PINCTRL_30_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
> + nand_pins_a: nand_base0@0 {
> + allwinner,pins = "PC0", "PC1", "PC2",
> + "PC5", "PC8", "PC9", "PC10",
> + "PC11", "PC12", "PC13", "PC14",
> + "PC15";
> + allwinner,function = "nand0";
> + allwinner,drive = <0>;
> + allwinner,pull = <0>;
Macros for the nand pins?
> + };
> +
> + nand_cs0_pins_a: nand_cs@0 {
> + allwinner,pins = "PC4";
> + allwinner,function = "nand0";
> + allwinner,drive = <0>;
> + allwinner,pull = <0>;
> + };
> +
> + nand_rb0_pins_a: nand_rb@0 {
> + allwinner,pins = "PC6";
> + allwinner,function = "nand0";
> + allwinner,drive = <0>;
> + allwinner,pull = <0>;
> + };
[...]
The rest looks good.
Regards
ChenYu
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Re: [PATCH v2 3/4] ARM: dts: Add NextThing GR8 dtsi
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- Subject: Re: [PATCH v2 3/4] ARM: dts: Add NextThing GR8 dtsi
- From: Chen-Yu Tsai <wens@xxxxxxxx>
- Date: Thu, 8 Sep 2016 00:32:48 +0800
- In-reply-to: <20160907145400.27192-4-maxime.ripard@free-electrons.com>
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