RG-ARC Upstream in Progress

0001-NOT-YET-READY-TO-MERGE.patch

From 97468eb5f2b18f29b046dc3f463d2841b9457d21 Mon Sep 17 00:00:00 2001
From: Chris Morgan <[email protected]>
Date: Fri, 8 Dec 2023 10:10:25 -0600
Subject: [PATCH] NOT YET READY TO MERGE

Changes required for Anbernic RG-ARC S and RG-ARC D. eMMC and touch
still need to be tested on the RG-ARC D.
---
 arch/arm64/boot/dts/rockchip/Makefile         |   2 +
 .../dts/rockchip/rk3566-anbernic-rg-arc-d.dts | 286 ++++++++++++++++++
 .../dts/rockchip/rk3566-anbernic-rg-arc-s.dts | 258 ++++++++++++++++
 drivers/clk/rockchip/clk-rk3568.c             |   1 +
 4 files changed, 547 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-d.dts
 create mode 100644 arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-s.dts

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index a18f33bf0c0e..cc0b81721def 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -75,6 +75,8 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg353ps.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg353v.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg353vs.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg503.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg-arc-d.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg-arc-s.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-pinenote-v1.1.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-pinenote-v1.2.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-powkiddy-rgb30.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-d.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-d.dts
new file mode 100644
index 000000000000..5810dfc1e7c7
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-d.dts
@@ -0,0 +1,286 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include "rk3566-anbernic-rgxx3.dtsi"
+
+/ {
+	model = "Anbernic RG ARC-D";
+	compatible = "anbernic,rg-arc-d", "rockchip,rk3566";
+
+	aliases {
+		mmc0 = &sdhci;
+		mmc1 = &sdmmc0;
+		mmc2 = &sdmmc1;
+		mmc3 = &sdmmc2;
+	};
+
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		power-supply = <&vcc_sys>;
+		pwms = <&pwm4 0 25000 0>;
+	};
+
+	battery: battery {
+		compatible = "simple-battery";
+		charge-full-design-microamp-hours = <3472000>;
+		charge-term-current-microamp = <300000>;
+		constant-charge-current-max-microamp = <2000000>;
+		constant-charge-voltage-max-microvolt = <4200000>;
+		factory-internal-resistance-micro-ohms = <117000>;
+		voltage-max-design-microvolt = <4172000>;
+		voltage-min-design-microvolt = <3400000>;
+
+		ocv-capacity-celsius = <20>;
+		ocv-capacity-table-0 =	<4172000 100>, <4054000 95>, <3984000 90>, <3926000 85>,
+					<3874000 80>, <3826000 75>, <3783000 70>, <3746000 65>,
+					<3714000 60>, <3683000 55>, <3650000 50>, <3628000 45>,
+					<3612000 40>, <3600000 35>, <3587000 30>, <3571000 25>,
+					<3552000 20>, <3525000 15>, <3492000 10>, <3446000 5>,
+					<3400000 0>;
+	};
+
+	/* Channels reversed for both headphones and speakers. */
+	sound {
+		compatible = "simple-audio-card";
+		pinctrl-0 = <&hp_det>;
+		pinctrl-names = "default";
+		simple-audio-card,name = "rk817_ext";
+		simple-audio-card,aux-devs = <&spk_amp>;
+		simple-audio-card,format = "i2s";
+		simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
+		simple-audio-card,mclk-fs = <256>;
+		simple-audio-card,widgets =
+			"Microphone", "Mic Jack",
+			"Headphone", "Headphones",
+			"Speaker", "Internal Speakers";
+		simple-audio-card,routing =
+			"MICL", "Mic Jack",
+			"Headphones", "HPOL",
+			"Headphones", "HPOR",
+			"Internal Speakers", "Speaker Amp OUTL",
+			"Internal Speakers", "Speaker Amp OUTR",
+			"Speaker Amp INL", "HPOL",
+			"Speaker Amp INR", "HPOR";
+		simple-audio-card,pin-switches = "Internal Speakers";
+
+		simple-audio-card,codec {
+			sound-dai = <&rk817>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&i2s1_8ch>;
+		};
+	};
+
+	spk_amp: audio-amplifier {
+		compatible = "simple-audio-amplifier";
+		enable-gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&spk_amp_enable_h>;
+		pinctrl-names = "default";
+		sound-name-prefix = "Speaker Amp";
+	};
+};
+
+/*
+ * Device is extremely similar to other Anbernic devices, except it
+ * lacks an adc joystick. Remove adc joystick specific nodes.
+ */
+
+/delete-node/ &{/adc-joystick};
+/delete-node/ &adc_mux;
+/delete-node/ &gpio_mux;
+
+&cru {
+	assigned-clocks = <&pmucru CLK_RTC_32K>, <&cru PLL_GPLL>,
+			  <&pmucru PLL_PPLL>, <&cru PLL_VPLL>;
+	assigned-clock-rates = <32768>, <1200000000>,
+			       <200000000>, <128000000>;
+};
+
+&dsi_dphy0 {
+	status = "okay";
+};
+
+&dsi0 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	ports {
+		dsi0_in: port@0 {
+			reg = <0>;
+			dsi0_in_vp1: endpoint {
+				remote-endpoint = <&vp1_out_dsi0>;
+			};
+		};
+
+		dsi0_out: port@1 {
+			reg = <1>;
+			mipi_out_panel: endpoint {
+				remote-endpoint = <&mipi_in_panel>;
+			};
+		};
+	};
+
+	panel: panel@0 {
+		compatible = "anbernic,rg-arc-panel", "sitronix,st7701";
+		reg = <0>;
+		backlight = <&backlight>;
+		IOVCC-supply = <&vcc3v3_lcd0_n>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&lcd_rst>;
+		reset-gpios = <&gpio4 RK_PA0 GPIO_ACTIVE_HIGH>;
+		rotation = <90>;
+		VCC-supply = <&vcc3v3_lcd0_n>;
+
+		port {
+			mipi_in_panel: endpoint {
+				remote-endpoint = <&mipi_out_panel>;
+			};
+		};
+	};
+};
+
+/*
+ * Device uses a non-standard six button layout for a gamepad with X,
+ * Y, and Z on the top row of buttons and A, B, and C under the bottom
+ * row.
+ */
+&gpio_keys_control {
+	button-a {
+		gpios = <&gpio3 RK_PC3 GPIO_ACTIVE_LOW>;
+		label = "A";
+		linux,code = <BTN_A>;
+	};
+
+	button-b {
+		gpios = <&gpio3 RK_PC2 GPIO_ACTIVE_LOW>;
+		label = "B";
+		linux,code = <BTN_B>;
+	};
+
+	button-c {
+		gpios = <&gpio3 RK_PA2 GPIO_ACTIVE_LOW>;
+		label = "C";
+		linux,code = <BTN_C>;
+	};
+
+	button-left {
+		gpios = <&gpio3 RK_PA6 GPIO_ACTIVE_LOW>;
+		label = "DPAD-LEFT";
+		linux,code = <BTN_DPAD_LEFT>;
+	};
+
+	button-r1 {
+		gpios = <&gpio3 RK_PB4 GPIO_ACTIVE_LOW>;
+		label = "TR";
+		linux,code = <BTN_TR>;
+	};
+
+	button-r2 {
+		gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
+		label = "TR2";
+		linux,code = <BTN_TR2>;
+	};
+
+	button-right {
+		gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>;
+		label = "DPAD-RIGHT";
+		linux,code = <BTN_DPAD_RIGHT>;
+	};
+
+	/delete-node/ button-thumbl;
+	/delete-node/ button-thumbr;
+
+	button-x {
+		gpios = <&gpio3 RK_PC0 GPIO_ACTIVE_LOW>;
+		label = "X";
+		linux,code = <BTN_X>;
+	};
+
+	button-y {
+		gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>;
+		label = "Y";
+		linux,code = <BTN_Y>;
+	};
+
+	button-z {
+		gpios = <&gpio3 RK_PA1 GPIO_ACTIVE_LOW>;
+		label = "Z";
+		linux,code = <BTN_Z>;
+	};
+};
+
+/* Guessing at touchscreen and letting driver figure it out.*/
+&i2c2 {
+	pinctrl-0 = <&i2c2m1_xfer>;
+	pinctrl-names = "default";
+	status = "okay";
+
+	touchscreen@14 {
+		compatible = "goodix,gt1151";
+		reg = <0x14>;
+		interrupt-parent = <&gpio4>;
+		interrupts = <RK_PB1 IRQ_TYPE_LEVEL_LOW>;
+		irq-gpios = <&gpio4 RK_PB1 GPIO_ACTIVE_LOW>;
+		reset-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&pinctrl {
+	audio-amplifier {
+		spk_amp_enable_h: spk-amp-enable-h {
+			rockchip,pins =
+				<4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	gpio-lcd {
+		lcd_rst: lcd-rst {
+			rockchip,pins =
+				<4 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	headphone {
+		hp_det: hp-det {
+			rockchip,pins =
+				<4 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&pwm4 {
+	status = "okay";
+};
+
+&rk817 {
+	rk817_charger: charger {
+		monitored-battery = <&battery>;
+		rockchip,resistor-sense-micro-ohms = <10000>;
+		rockchip,sleep-enter-current-microamp = <300000>;
+		rockchip,sleep-filter-current-microamp = <100000>;
+	};
+};
+
+&sdhci {
+	bus-width = <8>;
+	mmc-hs200-1_8v;
+	non-removable;
+	pinctrl-0 = <&emmc_bus8>, <&emmc_clk>, <&emmc_cmd>, <&emmc_datastrobe>, <&emmc_rstnout>;
+	pinctrl-names = "default";
+	vmmc-supply = <&vcc_3v3>;
+	vqmmc-supply = <&vcc_1v8>;
+	status = "okay";
+};
+
+&vp1 {
+	vp1_out_dsi0: endpoint@ROCKCHIP_VOP2_EP_MIPI0 {
+		reg = <ROCKCHIP_VOP2_EP_MIPI0>;
+		remote-endpoint = <&dsi0_in_vp1>;
+	};
+};
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-s.dts b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-s.dts
new file mode 100644
index 000000000000..5ebe28262ae7
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg-arc-s.dts
@@ -0,0 +1,258 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include "rk3566-anbernic-rgxx3.dtsi"
+
+/ {
+	model = "Anbernic RG ARC-S";
+	compatible = "anbernic,rg-arc-s", "rockchip,rk3566";
+
+	aliases {
+		mmc1 = &sdmmc0;
+		mmc2 = &sdmmc1;
+		mmc3 = &sdmmc2;
+	};
+
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		power-supply = <&vcc_sys>;
+		pwms = <&pwm4 0 25000 0>;
+	};
+
+	battery: battery {
+		compatible = "simple-battery";
+		charge-full-design-microamp-hours = <3472000>;
+		charge-term-current-microamp = <300000>;
+		constant-charge-current-max-microamp = <2000000>;
+		constant-charge-voltage-max-microvolt = <4200000>;
+		factory-internal-resistance-micro-ohms = <117000>;
+		voltage-max-design-microvolt = <4172000>;
+		voltage-min-design-microvolt = <3400000>;
+
+		ocv-capacity-celsius = <20>;
+		ocv-capacity-table-0 =	<4172000 100>, <4054000 95>, <3984000 90>, <3926000 85>,
+					<3874000 80>, <3826000 75>, <3783000 70>, <3746000 65>,
+					<3714000 60>, <3683000 55>, <3650000 50>, <3628000 45>,
+					<3612000 40>, <3600000 35>, <3587000 30>, <3571000 25>,
+					<3552000 20>, <3525000 15>, <3492000 10>, <3446000 5>,
+					<3400000 0>;
+	};
+
+	/* Channels reversed for both headphones and speakers. */
+	sound {
+		compatible = "simple-audio-card";
+		pinctrl-0 = <&hp_det>;
+		pinctrl-names = "default";
+		simple-audio-card,name = "rk817_ext";
+		simple-audio-card,aux-devs = <&spk_amp>;
+		simple-audio-card,format = "i2s";
+		simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
+		simple-audio-card,mclk-fs = <256>;
+		simple-audio-card,widgets =
+			"Microphone", "Mic Jack",
+			"Headphone", "Headphones",
+			"Speaker", "Internal Speakers";
+		simple-audio-card,routing =
+			"MICL", "Mic Jack",
+			"Headphones", "HPOL",
+			"Headphones", "HPOR",
+			"Internal Speakers", "Speaker Amp OUTL",
+			"Internal Speakers", "Speaker Amp OUTR",
+			"Speaker Amp INL", "HPOL",
+			"Speaker Amp INR", "HPOR";
+		simple-audio-card,pin-switches = "Internal Speakers";
+
+		simple-audio-card,codec {
+			sound-dai = <&rk817>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&i2s1_8ch>;
+		};
+	};
+
+	spk_amp: audio-amplifier {
+		compatible = "simple-audio-amplifier";
+		enable-gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&spk_amp_enable_h>;
+		pinctrl-names = "default";
+		sound-name-prefix = "Speaker Amp";
+	};
+};
+
+/*
+ * Device is extremely similar to other Anbernic devices, except it
+ * lacks an adc joystick. Remove adc joystick specific nodes.
+ */
+
+/delete-node/ &{/adc-joystick};
+/delete-node/ &adc_mux;
+/delete-node/ &gpio_mux;
+
+&cru {
+	assigned-clocks = <&pmucru CLK_RTC_32K>, <&cru PLL_GPLL>,
+			  <&pmucru PLL_PPLL>, <&cru PLL_VPLL>;
+	assigned-clock-rates = <32768>, <1200000000>,
+			       <200000000>, <128000000>;
+};
+
+&dsi_dphy0 {
+	status = "okay";
+};
+
+&dsi0 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	ports {
+		dsi0_in: port@0 {
+			reg = <0>;
+			dsi0_in_vp1: endpoint {
+				remote-endpoint = <&vp1_out_dsi0>;
+			};
+		};
+
+		dsi0_out: port@1 {
+			reg = <1>;
+			mipi_out_panel: endpoint {
+				remote-endpoint = <&mipi_in_panel>;
+			};
+		};
+	};
+
+	panel: panel@0 {
+		compatible = "anbernic,rg-arc-panel", "sitronix,st7701";
+		reg = <0>;
+		backlight = <&backlight>;
+		IOVCC-supply = <&vcc3v3_lcd0_n>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&lcd_rst>;
+		reset-gpios = <&gpio4 RK_PA0 GPIO_ACTIVE_HIGH>;
+		rotation = <90>;
+		VCC-supply = <&vcc3v3_lcd0_n>;
+
+		port {
+			mipi_in_panel: endpoint {
+				remote-endpoint = <&mipi_out_panel>;
+			};
+		};
+	};
+};
+
+/*
+ * Device uses a non-standard six button layout for a gamepad with X,
+ * Y, and Z on the top row of buttons and A, B, and C under the bottom
+ * row.
+ */
+&gpio_keys_control {
+	button-a {
+		gpios = <&gpio3 RK_PC3 GPIO_ACTIVE_LOW>;
+		label = "A";
+		linux,code = <BTN_A>;
+	};
+
+	button-b {
+		gpios = <&gpio3 RK_PC2 GPIO_ACTIVE_LOW>;
+		label = "B";
+		linux,code = <BTN_B>;
+	};
+
+	button-c {
+		gpios = <&gpio3 RK_PA2 GPIO_ACTIVE_LOW>;
+		label = "C";
+		linux,code = <BTN_C>;
+	};
+
+	button-left {
+		gpios = <&gpio3 RK_PA6 GPIO_ACTIVE_LOW>;
+		label = "DPAD-LEFT";
+		linux,code = <BTN_DPAD_LEFT>;
+	};
+
+	button-r1 {
+		gpios = <&gpio3 RK_PB4 GPIO_ACTIVE_LOW>;
+		label = "TR";
+		linux,code = <BTN_TR>;
+	};
+
+	button-r2 {
+		gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
+		label = "TR2";
+		linux,code = <BTN_TR2>;
+	};
+
+	button-right {
+		gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>;
+		label = "DPAD-RIGHT";
+		linux,code = <BTN_DPAD_RIGHT>;
+	};
+
+	/delete-node/ button-thumbl;
+	/delete-node/ button-thumbr;
+
+	button-x {
+		gpios = <&gpio3 RK_PC0 GPIO_ACTIVE_LOW>;
+		label = "X";
+		linux,code = <BTN_X>;
+	};
+
+	button-y {
+		gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>;
+		label = "Y";
+		linux,code = <BTN_Y>;
+	};
+
+	button-z {
+		gpios = <&gpio3 RK_PA1 GPIO_ACTIVE_LOW>;
+		label = "Z";
+		linux,code = <BTN_Z>;
+	};
+};
+
+&pinctrl {
+	audio-amplifier {
+		spk_amp_enable_h: spk-amp-enable-h {
+			rockchip,pins =
+				<4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	gpio-lcd {
+		lcd_rst: lcd-rst {
+			rockchip,pins =
+				<4 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
+	headphone {
+		hp_det: hp-det {
+			rockchip,pins =
+				<4 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
+&pwm4 {
+	status = "okay";
+};
+
+&rk817 {
+	rk817_charger: charger {
+		monitored-battery = <&battery>;
+		rockchip,resistor-sense-micro-ohms = <10000>;
+		rockchip,sleep-enter-current-microamp = <300000>;
+		rockchip,sleep-filter-current-microamp = <100000>;
+	};
+};
+
+&vp1 {
+	vp1_out_dsi0: endpoint@ROCKCHIP_VOP2_EP_MIPI0 {
+		reg = <ROCKCHIP_VOP2_EP_MIPI0>;
+		remote-endpoint = <&dsi0_in_vp1>;
+	};
+};
diff --git a/drivers/clk/rockchip/clk-rk3568.c b/drivers/clk/rockchip/clk-rk3568.c
index 16dabe2b9c47..4b6058eafc9a 100644
--- a/drivers/clk/rockchip/clk-rk3568.c
+++ b/drivers/clk/rockchip/clk-rk3568.c
@@ -77,6 +77,7 @@ static struct rockchip_pll_rate_table rk3568_pll_rates[] = {
 	RK3036_PLL_RATE(200000000, 1, 100, 3, 4, 1, 0),
 	RK3036_PLL_RATE(148500000, 1, 99, 4, 4, 1, 0),
 	RK3036_PLL_RATE(135000000, 2, 45, 4, 1, 1, 0),
+	RK3036_PLL_RATE(128000000, 1, 16, 3, 1, 1, 0),
 	RK3036_PLL_RATE(119000000, 3, 119, 4, 2, 1, 0),
 	RK3036_PLL_RATE(108000000, 2, 45, 5, 1, 1, 0),
 	RK3036_PLL_RATE(101000000, 1, 101, 6, 4, 1, 0),
-- 
2.34.1