On Tue, Jun 21, 2022 at 09:12:22PM -0700, Bjorn Andersson wrote:
> Add basic support for the SC8280XP reference device, which allows it to
> boot to a shell (using EFIFB) with functional storage (UFS), USB,
> keyboard, touchpad, touchscreen, backlight and remoteprocs.
>
> The PMICs are, per socinfo, reused from other platforms. But given that
> the address of the PMICs doesn't match other cases and that it's
> desirable to label things according to the schematics a new dtsi file is
> created to represent the reference combination of PMICs.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---
>
> Changes since v1:
> - Reordered "status" last
> - Fixed invalid PMIC gpio 0
> - Replaced "hid" name with touchscreen, touchpad and keyboard
You also added the HID vdd-supply properties from the X13s devicetree.
I assume the CRD also uses vreg_misc_3p3 for these (always-on for now
anyway).
> - Added &xo_board_clk frequency
> + vreg_misc_3p3: misc-3p3-regulator {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_MISC_3P3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&pmc8280_1_gpios 1 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&misc_3p3_reg_en>;
> +
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +&qup0_i2c4 {
> + clock-frequency = <400000>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&qup0_i2c4_default>, <&ts0_default>;
> +
> + status = "okay";
> +
> + touchscreen@10 {
> + compatible = "hid-over-i2c";
> + reg = <0x10>;
> + hid-descr-addr = <0x1>;
> + interrupts-extended = <&tlmm 175 IRQ_TYPE_LEVEL_LOW>;
> + vdd-supply = <&vreg_misc_3p3>;
> + };
> +};
> +&qup2_i2c5 {
> + clock-frequency = <400000>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&qup2_i2c5_default>, <&kybd_default>, <&tpad_default>;
> +
> + status = "okay";
> +
> + touchpad@15 {
> + compatible = "hid-over-i2c";
> + reg = <0x15>;
> + hid-descr-addr = <0x1>;
> + interrupts-extended = <&tlmm 182 IRQ_TYPE_LEVEL_LOW>;
> + vdd-supply = <&vreg_misc_3p3>;
> + };
> +
> + keyboard@68 {
> + compatible = "hid-over-i2c";
> + reg = <0x68>;
> + hid-descr-addr = <0x1>;
> + interrupts-extended = <&tlmm 104 IRQ_TYPE_LEVEL_LOW>;
> + vdd-supply = <&vreg_misc_3p3>;
> + };
> +};
[...]
> +&usb_1_qmpphy {
> + vdda-phy-supply = <&vreg_l4b>;
> + vdda-pll-supply = <&vreg_l3b>;
> +
> + status = "okay";
> +};
> +
> +/* PINCTRL - additions to nodes defined in sc8280xp.dtsi */
> +
> +&pmc8280_1_gpios {
> + edp_bl_en: edp-bl-en-state {
> + pins = "gpio8";
> + function = "normal";
> + };
> +
> + edp_bl_reg_en: edp-bl-reg-en-state {
> + pins = "gpio9";
> + function = "normal";
> + };
> +
> + misc_3p3_reg_en: misc-3p3-reg-en-state {
> + pins = "gpio1";
> + function = "normal";
> + };
> +};
> +
> +&pmc8280c_gpios {
> + edp_bl_pwm: edp-bl-pwm-state {
> + pins = "gpio8";
> + function = "func1";
> + };
> +};
> +
> +&xo_board_clk {
> + clock-frequency = <38400000>;
> +};
Nit: This one should go after &usb_1_qmpphy above if we want to keep the
pinctrl nodes last.
> +
> +&tlmm {
Reviewed-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Johan
