On Sat, Nov 16, 2024 at 04:21:51AM +0530, Wasim Nazir wrote:
> Add device tree support for the QCS9075-RB8 board.
>
> Basic changes are supported for boot to shell.
>
> Signed-off-by: Wasim Nazir <quic_wasimn@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/Makefile | 1 +
> arch/arm64/boot/dts/qcom/qcs9075-rb8.dts | 281 +++++++++++++++++++++++
> 2 files changed, 282 insertions(+)
> create mode 100644 arch/arm64/boot/dts/qcom/qcs9075-rb8.dts
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 9bb8b191aeb5..5d9847119f2e 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -115,6 +115,7 @@ dtb-$(CONFIG_ARCH_QCOM) += qcs404-evb-1000.dtb
> dtb-$(CONFIG_ARCH_QCOM) += qcs404-evb-4000.dtb
> dtb-$(CONFIG_ARCH_QCOM) += qcs6490-rb3gen2.dtb
> dtb-$(CONFIG_ARCH_QCOM) += qcs8550-aim300-aiot.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += qcs9075-rb8.dtb
> dtb-$(CONFIG_ARCH_QCOM) += qcs9100-ride.dtb
> dtb-$(CONFIG_ARCH_QCOM) += qcs9100-ride-r3.dtb
> dtb-$(CONFIG_ARCH_QCOM) += qdu1000-idp.dtb
> diff --git a/arch/arm64/boot/dts/qcom/qcs9075-rb8.dts b/arch/arm64/boot/dts/qcom/qcs9075-rb8.dts
> new file mode 100644
> index 000000000000..e4307ff1e2a7
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/qcs9075-rb8.dts
> @@ -0,0 +1,281 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> +
> +#include "sa8775p.dtsi"
> +#include "sa8775p-pmics.dtsi"
> +
> +/ {
> + model = "Qualcomm Technologies, Inc. QCS9075 RB8";
Is this going to be an actual product name? Usually RBx boards are named
differently.
> + compatible = "qcom,qcs9075-rb8", "qcom,qcs9075", "qcom,sa8775p";
> +
> + aliases {
> + serial0 = &uart10;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +};
> +
> +&apps_rsc {
> + regulators-0 {
> + compatible = "qcom,pmm8654au-rpmh-regulators";
> + qcom,pmic-id = "a";
> +
> + vreg_s4a: smps4 {
> + regulator-name = "vreg_s4a";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1816000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_s5a: smps5 {
> + regulator-name = "vreg_s5a";
> + regulator-min-microvolt = <1850000>;
> + regulator-max-microvolt = <1996000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_s9a: smps9 {
> + regulator-name = "vreg_s9a";
> + regulator-min-microvolt = <535000>;
> + regulator-max-microvolt = <1120000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l4a: ldo4 {
> + regulator-name = "vreg_l4a";
> + regulator-min-microvolt = <788000>;
> + regulator-max-microvolt = <1050000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l5a: ldo5 {
> + regulator-name = "vreg_l5a";
> + regulator-min-microvolt = <870000>;
> + regulator-max-microvolt = <950000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l6a: ldo6 {
> + regulator-name = "vreg_l6a";
> + regulator-min-microvolt = <870000>;
> + regulator-max-microvolt = <970000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l7a: ldo7 {
> + regulator-name = "vreg_l7a";
> + regulator-min-microvolt = <720000>;
> + regulator-max-microvolt = <950000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l8a: ldo8 {
> + regulator-name = "vreg_l8a";
> + regulator-min-microvolt = <2504000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l9a: ldo9 {
> + regulator-name = "vreg_l9a";
> + regulator-min-microvolt = <2970000>;
> + regulator-max-microvolt = <3544000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +
> + regulators-1 {
> + compatible = "qcom,pmm8654au-rpmh-regulators";
> + qcom,pmic-id = "c";
> +
> + vreg_l1c: ldo1 {
> + regulator-name = "vreg_l1c";
> + regulator-min-microvolt = <1140000>;
> + regulator-max-microvolt = <1260000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l2c: ldo2 {
> + regulator-name = "vreg_l2c";
> + regulator-min-microvolt = <900000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l3c: ldo3 {
> + regulator-name = "vreg_l3c";
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1300000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l4c: ldo4 {
> + regulator-name = "vreg_l4c";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + /*
> + * FIXME: This should have regulator-allow-set-load but
> + * we're getting an over-current fault from the PMIC
> + * when switching to LPM.
> + */
> + };
> +
> + vreg_l5c: ldo5 {
> + regulator-name = "vreg_l5c";
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1300000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l6c: ldo6 {
> + regulator-name = "vreg_l6c";
> + regulator-min-microvolt = <1620000>;
> + regulator-max-microvolt = <1980000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l7c: ldo7 {
> + regulator-name = "vreg_l7c";
> + regulator-min-microvolt = <1620000>;
> + regulator-max-microvolt = <2000000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l8c: ldo8 {
> + regulator-name = "vreg_l8c";
> + regulator-min-microvolt = <2400000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l9c: ldo9 {
> + regulator-name = "vreg_l9c";
> + regulator-min-microvolt = <1650000>;
> + regulator-max-microvolt = <2700000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +
> + regulators-2 {
> + compatible = "qcom,pmm8654au-rpmh-regulators";
> + qcom,pmic-id = "e";
> +
> + vreg_s4e: smps4 {
> + regulator-name = "vreg_s4e";
> + regulator-min-microvolt = <970000>;
> + regulator-max-microvolt = <1520000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_s7e: smps7 {
> + regulator-name = "vreg_s7e";
> + regulator-min-microvolt = <1010000>;
> + regulator-max-microvolt = <1170000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_s9e: smps9 {
> + regulator-name = "vreg_s9e";
> + regulator-min-microvolt = <300000>;
> + regulator-max-microvolt = <570000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l6e: ldo6 {
> + regulator-name = "vreg_l6e";
> + regulator-min-microvolt = <1280000>;
> + regulator-max-microvolt = <1450000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l8e: ldo8 {
> + regulator-name = "vreg_l8e";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1950000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + regulator-allow-set-load;
> + regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM
> + RPMH_REGULATOR_MODE_HPM>;
> + };
> + };
> +};
> +
> +&qupv3_id_1 {
> + status = "okay";
> +};
> +
> +&sleep_clk {
> + clock-frequency = <32768>;
> +};
> +
> +&tlmm {
> + qup_uart10_default: qup-uart10-state {
> + pins = "gpio46", "gpio47";
> + function = "qup1_se3";
> + };
> +};
> +
> +&uart10 {
> + compatible = "qcom,geni-debug-uart";
> + pinctrl-0 = <&qup_uart10_default>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&xo_board_clk {
> + clock-frequency = <38400000>;
> +};
> --
> 2.47.0
>
--
With best wishes
Dmitry
