Re: [PATCH v4 3/3] arm64: dts: qcom: msm8916-thwc: Add initial device trees

From: Konrad Dybcio
Date: Sat Jan 14 2023 - 15:54:49 EST




On 14.01.2023 07:38, Yang Xiwen wrote:
> This commit adds support for the ufi-001C and uf896 WiFi/LTE dongle made by
> Tong Heng Wei Chuang based on MSM8916.
> uf896 is another variant for the usb stick. The board design
> differs by using different gpios for the keys and leds.
>
> Note: The original firmware does not support 64-bit OS. It is necessary
> to flash 64-bit TZ firmware to boot arm64.
>
> Currently supported:
> - All CPU cores
> - Buttons
> - LEDs
> - Modem
> - SDHC
> - USB Device Mode
> - UART
>
> Co-developed-by: Jaime Breva <jbreva@xxxxxxxxxxxxxxxx>
> Signed-off-by: Jaime Breva <jbreva@xxxxxxxxxxxxxxxx>
> Co-developed-by: Nikita Travkin <nikita@xxxxxxx>
> Signed-off-by: Nikita Travkin <nikita@xxxxxxx>
> Signed-off-by: Yang Xiwen <forbidden405@xxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad
> arch/arm64/boot/dts/qcom/Makefile | 2 +
> .../boot/dts/qcom/msm8916-thwc-uf896.dts | 39 +++
> .../boot/dts/qcom/msm8916-thwc-ufi001c.dts | 39 +++
> arch/arm64/boot/dts/qcom/msm8916-ufi.dtsi | 250 ++++++++++++++++++
> 4 files changed, 330 insertions(+)
> create mode 100644 arch/arm64/boot/dts/qcom/msm8916-thwc-uf896.dts
> create mode 100644 arch/arm64/boot/dts/qcom/msm8916-thwc-ufi001c.dts
> create mode 100644 arch/arm64/boot/dts/qcom/msm8916-ufi.dtsi
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index e442a81895d04..d83e02c84d42c 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -22,6 +22,8 @@ dtb-$(CONFIG_ARCH_QCOM) += msm8916-samsung-e7.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8916-samsung-grandmax.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8916-samsung-j5.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8916-samsung-serranove.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += msm8916-thwc-uf896.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += msm8916-thwc-ufi001c.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8916-wingtech-wt88047.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8953-motorola-potter.dtb
> dtb-$(CONFIG_ARCH_QCOM) += msm8953-xiaomi-daisy.dtb
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-thwc-uf896.dts b/arch/arm64/boot/dts/qcom/msm8916-thwc-uf896.dts
> new file mode 100644
> index 0000000000000..c492db8561904
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8916-thwc-uf896.dts
> @@ -0,0 +1,39 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +/dts-v1/;
> +
> +#include "msm8916-ufi.dtsi"
> +
> +/ {
> + model = "uf896 4G Modem Stick";
> + compatible = "thwc,uf896", "qcom,msm8916";
> +};
> +
> +&button_restart {
> + gpios = <&msmgpio 35 GPIO_ACTIVE_LOW>;
> +};
> +
> +&led_r {
> + gpios = <&msmgpio 82 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&led_g {
> + gpios = <&msmgpio 83 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&led_b {
> + gpios = <&msmgpio 81 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&button_default {
> + pins = "gpio35";
> + bias-pull-up;
> +};
> +
> +&gpio_leds_default {
> + pins = "gpio81", "gpio82", "gpio83";
> +};
> +
> +&sim_ctrl_default {
> + pins = "gpio1", "gpio2";
> +};
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-thwc-ufi001c.dts b/arch/arm64/boot/dts/qcom/msm8916-thwc-ufi001c.dts
> new file mode 100644
> index 0000000000000..700cf81cbf8c0
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8916-thwc-ufi001c.dts
> @@ -0,0 +1,39 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +/dts-v1/;
> +
> +#include "msm8916-ufi.dtsi"
> +
> +/ {
> + model = "ufi-001c/ufi-001b 4G Modem Stick";
> + compatible = "thwc,ufi001c", "qcom,msm8916";
> +};
> +
> +&button_restart {
> + gpios = <&msmgpio 37 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&led_r {
> + gpios = <&msmgpio 22 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&led_g {
> + gpios = <&msmgpio 21 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&led_b {
> + gpios = <&msmgpio 20 GPIO_ACTIVE_HIGH>;
> +};
> +
> +&button_default {
> + pins = "gpio37";
> + bias-pull-down;
> +};
> +
> +&gpio_leds_default {
> + pins = "gpio20", "gpio21", "gpio22";
> +};
> +
> +&sim_ctrl_default {
> + pins = "gpio1", "gpio2";
> +};
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-ufi.dtsi b/arch/arm64/boot/dts/qcom/msm8916-ufi.dtsi
> new file mode 100644
> index 0000000000000..790a9696da9de
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8916-ufi.dtsi
> @@ -0,0 +1,250 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +#include "msm8916-pm8916.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> + chassis-type = "embedded";
> +
> + aliases {
> + serial0 = &blsp1_uart2;
> + };
> +
> + chosen {
> + stdout-path = "serial0";
> + };
> +
> + reserved-memory {
> + mpss_mem: mpss@86800000 {
> + reg = <0x0 0x86800000 0x0 0x5500000>;
> + no-map;
> + };
> +
> + gps_mem: gps@8bd00000 {
> + reg = <0x0 0x8bd00000 0x0 0x200000>;
> + no-map;
> + };
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> +
> + pinctrl-0 = <&button_default>;
> + pinctrl-names = "default";
> +
> + label = "GPIO Buttons";
> +
> + /* GPIO is board-specific */
> + button_restart: button-restart {
> + label = "Restart";
> + linux,code = <KEY_RESTART>;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + pinctrl-0 = <&gpio_leds_default>;
> + pinctrl-names = "default";
> +
> + /*
> + * GPIOs are board-specific.
> + * Functions and default-states defined here are fallbacks.
> + * Feel free to override them if your board is different.
> + */
> + led_r: led-r {
> + color = <LED_COLOR_ID_RED>;
> + default-state = "on";
> + function = LED_FUNCTION_POWER;
> + };
> +
> + led_g: led-g {
> + color = <LED_COLOR_ID_GREEN>;
> + default-state = "off";
> + function = LED_FUNCTION_WLAN;
> + };
> +
> + led_b: led-b {
> + color = <LED_COLOR_ID_BLUE>;
> + default-state = "off";
> + function = LED_FUNCTION_WAN;
> + };
> + };
> +};
> +
> +&bam_dmux {
> + status = "okay";
> +};
> +
> +&bam_dmux_dma {
> + status = "okay";
> +};
> +
> +&blsp1_uart2 {
> + status = "okay";
> +};
> +
> +/* Remove &dsi_phy0 from clocks to make sure that gcc probes with display disabled */
> +&gcc {
> + clocks = <&xo_board>, <&sleep_clk>, <0>, <0>, <0>, <0>, <0>;
> +};
> +
> +&mpss {
> + pinctrl-0 = <&sim_ctrl_default>;
> + pinctrl-names = "default";
> +
> + status = "okay";
> +};
> +
> +&pm8916_usbin {
> + status = "okay";
> +};
> +
> +&pronto {
> + status = "okay";
> +};
> +
> +&sdhc_1 {
> + pinctrl-0 = <&sdc1_clk_on &sdc1_cmd_on &sdc1_data_on>;
> + pinctrl-1 = <&sdc1_clk_off &sdc1_cmd_off &sdc1_data_off>;
> + pinctrl-names = "default", "sleep";
> +
> + status = "okay";
> +};
> +
> +&usb {
> + extcon = <&pm8916_usbin>;
> + dr_mode = "peripheral";
> +
> + status = "okay";
> +};
> +
> +&usb_hs_phy {
> + extcon = <&pm8916_usbin>;
> +};
> +
> +&smd_rpm_regulators {
> + vdd_l1_l2_l3-supply = <&pm8916_s3>;
> + vdd_l4_l5_l6-supply = <&pm8916_s4>;
> + vdd_l7-supply = <&pm8916_s4>;
> +
> + s3 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1300000>;
> + };
> +
> + s4 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <2100000>;
> + };
> +
> + l1 {
> + regulator-min-microvolt = <1225000>;
> + regulator-max-microvolt = <1225000>;
> + };
> +
> + l2 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + };
> +
> + l4 {
> + regulator-min-microvolt = <2050000>;
> + regulator-max-microvolt = <2050000>;
> + };
> +
> + l5 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + l6 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + l7 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + l8 {
> + regulator-min-microvolt = <2850000>;
> + regulator-max-microvolt = <2900000>;
> + };
> +
> + l9 {
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + l10 {
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <2800000>;
> + };
> +
> + l11 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <2950000>;
> + regulator-system-load = <200000>;
> + regulator-allow-set-load;
> + };
> +
> + l12 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <2950000>;
> + };
> +
> + l13 {
> + regulator-min-microvolt = <3075000>;
> + regulator-max-microvolt = <3075000>;
> + };
> +
> + l14 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + l15 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + l16 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + l17 {
> + regulator-min-microvolt = <2850000>;
> + regulator-max-microvolt = <2850000>;
> + };
> +
> + l18 {
> + regulator-min-microvolt = <2700000>;
> + regulator-max-microvolt = <2700000>;
> + };
> +};
> +
> +&msmgpio {
> + /* pins are board-specific */
> + button_default: button-default-state {
> + function = "gpio";
> + drive-strength = <2>;
> + };
> +
> + gpio_leds_default: gpio-leds-default-state {
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + sim_ctrl_default: sim-ctrl-default-state {
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + output-low;
> + };
> +};