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Message-ID: <ed81c842-cea9-96c7-23a1-691d09b446fc@postmarketos.org>
Date:   Mon, 15 Aug 2022 23:26:09 +0100
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Subject: Re: [PATCH v3 2/2] arm64: dts: rockchip: Add initial support for
 Pine64 PinePhone Pro
Content-Language: en-US
To:     Tom Fitzhenry <tom@tom-fitzhenry.me.uk>, robh+dt@kernel.org,
        krzysztof.kozlowski+dt@linaro.org, heiko@sntech.de
Cc:     martijn@brixit.nl, ayufan@ayufan.eu, megi@xff.cz,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org, phone-devel@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20220815123004.252014-1-tom@tom-fitzhenry.me.uk>
 <I7z0f1o1BPgxXC-04u8I5L6lBA3WNRjN4Vel8AA3xBvTr-xvA52EKQzbos2tJQusfEbH5AdpeLgX_AFfyo0ePw==@protonmail.internalid>
 <20220815123004.252014-3-tom@tom-fitzhenry.me.uk>
From:   Caleb Connolly <kc@postmarketos.org>
In-Reply-To: <20220815123004.252014-3-tom@tom-fitzhenry.me.uk>
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Precedence: bulk


On 15/08/2022 13:30, Tom Fitzhenry wrote:
> From: Martijn Braam <martijn@brixit.nl>
> 
> This is a basic DT containing regulators and UART, intended to be a
> base that myself and others can add additional nodes in future patches.
> 
> Tested to work: booting from eMMC, output over UART.
> 
> https://wiki.pine64.org/wiki/PinePhone_Pro
> 
> This is derived from
> https://gitlab.com/pine64-org/linux/-/commit/261d3b5f8ac503f97da810986d1d6422430c8531
> with fixes from https://megous.com/git/linux.
> 
> Signed-off-by: Martijn Braam <martijn@brixit.nl>
> Co-developed-by: Kamil Trzciński <ayufan@ayufan.eu>
> [no SoB, but Kamil is happy for this patch to be submitted]
> Co-developed-by: Ondrej Jirman <megi@xff.cz>
> Signed-off-by: Ondrej Jirman <megi@xff.cz>
> Co-developed-by: Tom Fitzhenry <tom@tom-fitzhenry.me.uk>
> Signed-off-by: Tom Fitzhenry <tom@tom-fitzhenry.me.uk>

Reviewed-by: Caleb Connolly <kc@postmarketos.org>
> ---
>   arch/arm64/boot/dts/rockchip/Makefile         |   1 +
>   .../dts/rockchip/rk3399-pinephone-pro.dts     | 394 ++++++++++++++++++
>   2 files changed, 395 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
> 
> diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
> index ef79a672804a1..cb42e0a15808e 100644
> --- a/arch/arm64/boot/dts/rockchip/Makefile
> +++ b/arch/arm64/boot/dts/rockchip/Makefile
> @@ -42,6 +42,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-neo4.dtb
>   dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-r4s.dtb
>   dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-orangepi.dtb
>   dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-pinebook-pro.dtb
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-pinephone-pro.dtb
>   dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-puma-haikou.dtb
>   dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-roc-pc.dtb
>   dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-roc-pc-mezzanine.dtb
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
> new file mode 100644
> index 0000000000000..f9f1dcd4f6494
> --- /dev/null
> +++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
> @@ -0,0 +1,394 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2020 Martijn Braam <martijn@brixit.nl>
> + * Copyright (c) 2021 Kamil Trzciński <ayufan@ayufan.eu>
> + */
> +
> +/* PinePhone Pro datasheet:
> + * https://files.pine64.org/doc/PinePhonePro/PinephonePro-Schematic-V1.0-20211127.pdf
> + */
> +
> +/dts-v1/;
> +#include <dt-bindings/input/linux-event-codes.h>
> +#include "rk3399.dtsi"
> +#include "rk3399-opp.dtsi"
> +
> +/ {
> +	model = "Pine64 PinePhonePro";
> +	compatible = "pine64,pinephone-pro", "rockchip,rk3399";
> +	chassis-type = "handset";
> +
> +	aliases {
> +		mmc0 = &sdio0;
> +		mmc1 = &sdmmc;
> +		mmc2 = &sdhci;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial2:115200n8";
> +	};
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pwrbtn_pin>;
> +
> +		power {
> +			debounce-interval = <20>;
> +			gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
> +			label = "Power";
> +			linux,code = <KEY_POWER>;
> +			wakeup-source;
> +		};
> +	};
> +
> +	vcc_sysin: vcc-sysin-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc_sysin";
> +		regulator-always-on;
> +		regulator-boot-on;
> +	};
> +
> +	vcc3v3_sys: vcc3v3-sys-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc3v3_sys";
> +		regulator-always-on;
> +		regulator-boot-on;
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		vin-supply = <&vcc_sysin>;
> +	};
> +
> +	vcca1v8_s3: vcc1v8-s3-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcca1v8_s3";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		vin-supply = <&vcc3v3_sys>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +	};
> +};
> +
> +&cpu_l0 {
> +	cpu-supply = <&vdd_cpu_l>;
> +};
> +
> +&cpu_l1 {
> +	cpu-supply = <&vdd_cpu_l>;
> +};
> +
> +&cpu_l2 {
> +	cpu-supply = <&vdd_cpu_l>;
> +};
> +
> +&cpu_l3 {
> +	cpu-supply = <&vdd_cpu_l>;
> +};
> +
> +&cpu_b0 {
> +	cpu-supply = <&vdd_cpu_b>;
> +};
> +
> +&cpu_b1 {
> +	cpu-supply = <&vdd_cpu_b>;
> +};
> +
> +&emmc_phy {
> +	status = "okay";
> +};
> +
> +&i2c0 {
> +	clock-frequency = <400000>;
> +	i2c-scl-rising-time-ns = <168>;
> +	i2c-scl-falling-time-ns = <4>;
> +	status = "okay";
> +
> +	rk818: pmic@1c {
> +		compatible = "rockchip,rk818";
> +		reg = <0x1c>;
> +		interrupt-parent = <&gpio1>;
> +		interrupts = <RK_PC5 IRQ_TYPE_LEVEL_LOW>;
> +		#clock-cells = <1>;
> +		clock-output-names = "xin32k", "rk808-clkout2";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pmic_int_l>;
> +		rockchip,system-power-controller;
> +		wakeup-source;
> +
> +		vcc1-supply = <&vcc_sysin>;
> +		vcc2-supply = <&vcc_sysin>;
> +		vcc3-supply = <&vcc_sysin>;
> +		vcc4-supply = <&vcc_sysin>;
> +		vcc6-supply = <&vcc_sysin>;
> +		vcc7-supply = <&vcc3v3_sys>;
> +		vcc8-supply = <&vcc_sysin>;
> +		vcc9-supply = <&vcc3v3_sys>;
> +
> +		regulators {
> +			vdd_cpu_l: DCDC_REG1 {
> +				regulator-name = "vdd_cpu_l";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <750000>;
> +				regulator-max-microvolt = <1350000>;
> +				regulator-ramp-delay = <6001>;
> +				regulator-state-mem {
> +					regulator-off-in-suspend;
> +				};
> +			};
> +
> +			vdd_center: DCDC_REG2 {
> +				regulator-name = "vdd_center";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <800000>;
> +				regulator-max-microvolt = <1350000>;
> +				regulator-ramp-delay = <6001>;
> +				regulator-state-mem {
> +					regulator-off-in-suspend;
> +				};
> +			};
> +
> +			vcc_ddr: DCDC_REG3 {
> +				regulator-name = "vcc_ddr";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcc_1v8: vcc_wl: DCDC_REG4 {
> +				regulator-name = "vcc_1v8";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcca3v0_codec: LDO_REG1 {
> +				regulator-name = "vcca3v0_codec";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <3000000>;
> +				regulator-max-microvolt = <3000000>;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcc3v0_touch: LDO_REG2 {
> +				regulator-name = "vcc3v0_touch";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <3000000>;
> +				regulator-max-microvolt = <3000000>;
> +				regulator-state-mem {
> +					regulator-off-in-suspend;
> +				};
> +			};
> +
> +			vcca1v8_codec: LDO_REG3 {
> +				regulator-name = "vcca1v8_codec";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcc_power_on: LDO_REG4 {
> +				regulator-name = "vcc_power_on";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <3300000>;
> +				regulator-max-microvolt = <3300000>;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcc_3v0: LDO_REG5 {
> +				regulator-name = "vcc_3v0";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <3000000>;
> +				regulator-max-microvolt = <3000000>;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcc_1v5: LDO_REG6 {
> +				regulator-name = "vcc_1v5";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <1500000>;
> +				regulator-max-microvolt = <1500000>;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +
> +			vcc1v8_dvp: LDO_REG7 {
> +				regulator-name = "vcc1v8_dvp";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <1800000>;
> +			};
> +
> +			vcc3v3_s3: LDO_REG8 {
> +				regulator-name = "vcc3v3_s3";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-min-microvolt = <3300000>;
> +				regulator-max-microvolt = <3300000>;
> +				regulator-state-mem {
> +					regulator-off-in-suspend;
> +				};
> +			};
> +
> +			vccio_sd: LDO_REG9 {
> +				regulator-name = "vccio_sd";
> +				regulator-min-microvolt = <1800000>;
> +				regulator-max-microvolt = <3300000>;
> +			};
> +
> +			vcc3v3_s0: SWITCH_REG {
> +				regulator-name = "vcc3v3_s0";
> +				regulator-always-on;
> +				regulator-boot-on;
> +				regulator-state-mem {
> +					regulator-on-in-suspend;
> +				};
> +			};
> +		};
> +	};
> +
> +	vdd_cpu_b: regulator@40 {
> +		compatible = "silergy,syr827";
> +		reg = <0x40>;
> +		fcs,suspend-voltage-selector = <1>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&vsel1_pin>;
> +		regulator-name = "vdd_cpu_b";
> +		regulator-min-microvolt = <712500>;
> +		regulator-max-microvolt = <1500000>;
> +		regulator-ramp-delay = <1000>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +
> +		regulator-state-mem {
> +			regulator-off-in-suspend;
> +		};
> +	};
> +
> +	vdd_gpu: regulator@41 {
> +		compatible = "silergy,syr828";
> +		reg = <0x41>;
> +		fcs,suspend-voltage-selector = <1>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&vsel2_pin>;
> +		regulator-name = "vdd_gpu";
> +		regulator-min-microvolt = <712500>;
> +		regulator-max-microvolt = <1500000>;
> +		regulator-ramp-delay = <1000>;
> +		regulator-always-on;
> +		regulator-boot-on;
> +
> +		regulator-state-mem {
> +			regulator-off-in-suspend;
> +		};
> +	};
> +};
> +
> +&cluster0_opp {
> +	opp04 {
> +		status = "disabled";
> +	};
> +
> +	opp05 {
> +		status = "disabled";
> +	};
> +};
> +
> +&cluster1_opp {
> +	opp06 {
> +		status = "disabled";
> +	};
> +
> +	opp07 {
> +		status = "disabled";
> +	};
> +};
> +
> +&io_domains {
> +	status = "okay";
> +
> +	bt656-supply = <&vcc1v8_dvp>;
> +	audio-supply = <&vcca1v8_codec>;
> +	sdmmc-supply = <&vccio_sd>;
> +	gpio1830-supply = <&vcc_3v0>;
> +};
> +
> +&pmu_io_domains {
> +	pmu1830-supply = <&vcc_1v8>;
> +	status = "okay";
> +};
> +
> +&pinctrl {
> +	buttons {
> +		pwrbtn_pin: pwrbtn-pin {
> +			rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
> +		};
> +	};
> +
> +	pmic {
> +		pmic_int_l: pmic-int-l {
> +			rockchip,pins = <1 RK_PC5 RK_FUNC_GPIO &pcfg_pull_up>;
> +		};
> +
> +		vsel1_pin: vsel1-pin {
> +			rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_down>;
> +		};
> +
> +		vsel2_pin: vsel2-pin {
> +			rockchip,pins = <1 RK_PB6 RK_FUNC_GPIO &pcfg_pull_down>;
> +		};
> +	};
> +};
> +
> +&sdmmc {
> +	bus-width = <4>;
> +	cap-sd-highspeed;
> +	cd-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
> +	disable-wp;
> +	max-frequency = <150000000>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
> +	vmmc-supply = <&vcc3v3_sys>;
> +	vqmmc-supply = <&vccio_sd>;
> +	status = "okay";
> +};
> +
> +&sdhci {
> +	bus-width = <8>;
> +	mmc-hs200-1_8v;
> +	non-removable;
> +	status = "okay";
> +};
> +
> +&tsadc {
> +	rockchip,hw-tshut-mode = <1>;
> +	rockchip,hw-tshut-polarity = <1>;
> +	status = "okay";
> +};
> +
> +&uart2 {
> +	status = "okay";
> +};
> --
> 2.37.1
>