From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Paolo Sabatino <paolo.sabatino@gmail.com>
Date: Tue, 12 Oct 2021 19:34:29 +0000
Subject: enable dmc for rk3328-roc-pc

---
 arch/arm64/boot/dts/rockchip/rk3328-roc-pc.dts | 524 +++++++++-
 1 file changed, 466 insertions(+), 58 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3328-roc-pc.dts b/arch/arm64/boot/dts/rockchip/rk3328-roc-pc.dts
index 111111111111..222222222222 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-roc-pc.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-roc-pc.dts
@@ -1,109 +1,517 @@
-// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
-// Copyright (c) 2021 T-Chip Intelligent Technology Co., Ltd
+/*
+ * SPDX-License-Identifier: (GPL-2.0+ or MIT)
+ * Copyright (c) 2016 Fuzhou Rockchip Electronics Co., Ltd
+ */
 
 /dts-v1/;
-
+#include "rk3328-roc-pc-dram-timing.dtsi"
+#include "rk3328.dtsi"
 #include <dt-bindings/input/input.h>
-#include "rk3328-roc.dtsi"
 
 / {
-	model = "Firefly ROC-RK3328-PC";
+	model = "Firefly roc-rk3328-pc";
 	compatible = "firefly,roc-rk3328-pc", "rockchip,rk3328";
 
-	adc-keys {
-		compatible = "adc-keys";
-		io-channels = <&saradc 0>;
-		io-channel-names = "buttons";
-		keyup-threshold-microvolt = <1750000>;
+	aliases {
+		mmc0 = &sdmmc;
+		mmc1 = &emmc; /* MMC boot device */
+	};
 
-		/* This button is unpopulated out of the factory. */
-		button-recovery {
-			label = "Recovery";
-			linux,code = <KEY_VENDOR>;
-			press-threshold-microvolt = <10000>;
+	gmac_clkin: external-gmac-clock {
+		compatible = "fixed-clock";
+		clock-frequency = <125000000>;
+		clock-output-names = "gmac_clkin";
+		#clock-cells = <0>;
+	};
+
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,mclk-fs = <256>;
+		simple-audio-card,name = "rockchip,rk3328";
+		simple-audio-card,cpu {
+			sound-dai = <&i2s1>;
+		};
+		simple-audio-card,codec {
+			sound-dai = <&codec>;
+		};
+	};
+
+	hdmi-sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,mclk-fs = <128>;
+		simple-audio-card,name = "rockchip,hdmi";
+		simple-audio-card,cpu {
+			sound-dai = <&i2s0>;
+		};
+		simple-audio-card,codec {
+			sound-dai = <&hdmi>;
 		};
 	};
 
-	ir-receiver {
-		compatible = "gpio-ir-receiver";
-		gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_LOW>;
-		linux,rc-map-name = "rc-khadas";
+	vcc_host_5v: vcc-host-5v-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
-		pinctrl-0 = <&ir_int>;
+		pinctrl-0 = <&usb30_host_drv>;
+		regulator-name = "vcc_host_5v";
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vcc_sys>;
+	};
+	
+	vcc_host1_5v: vcc_otg_5v: vcc-host1-5v-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_phy";
+		regulator-always-on;
+		regulator-boot-on;
 	};
 
-	sdio_pwrseq: sdio-pwrseq {
-		compatible = "mmc-pwrseq-simple";
+	vcc_phy: vcc-phy-regulator {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
-		pinctrl-0 = <&wifi_en>, <&wifi_host_wake>;
-		reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_LOW>;
+		pinctrl-0 = <&usb20_host_drv>;
+		regulator-name = "vcc_host1_5v";
+		regulator-always-on;
+		regulator-boot-on;
+		vin-supply = <&vcc_sys>;
+	};
+
+	vcc_sd: sdmmc-regulator {
+		compatible = "regulator-fixed";
+		gpio = <&gpio0 30 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdmmc0m1_pin>;
+		regulator-name = "vcc_sd";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vcc_io>;
+	};
+
+	vcc_sys: vcc-sys {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_sys";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
+	xin32k: xin32k {
+		compatible = "fixed-clock";
+		clock-frequency = <32768>;
+		clock-output-names = "xin32k";
+		#clock-cells = <0>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		power_led: led-0 {
+			label = "firefly:blue:power";
+			linux,default-trigger = "heartbeat";
+			gpios = <&rk805 1 GPIO_ACTIVE_LOW>;
+			default-state = "on";
+			mode = <0x23>;
+		};
+
+		user_led: led-1 {
+			label = "firefly:yellow:user";
+			linux,default-trigger = "mmc1";
+			gpios = <&rk805 0 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+			mode = <0x05>;
+		};
+	};
+
+	/delete-node/ dmc-opp-table;
+	dmc_opp_table: dmc-opp-table {
+		compatible = "operating-points-v2";
+
+		opp-786000000 {
+			opp-hz = /bits/ 64 <786000000>;
+			opp-microvolt = <1075000 1075000 1200000>;
+		};
+		opp-798000000 {
+			opp-hz = /bits/ 64 <798000000>;
+			opp-microvolt = <1075000 1075000 1200000>;
+		};
+		opp-840000000 {
+			opp-hz = /bits/ 64 <840000000>;
+			opp-microvolt = <1075000 1075000 1200000>;
+		};
+		opp-924000000 {
+			status = "disabled"; // unstable
+			opp-hz = /bits/ 64 <924000000>;
+			opp-microvolt = <1100000 1100000 1200000>;
+		};
 	};
 };
 
-&codec {
-	mute-gpios = <&grf_gpio 0 GPIO_ACTIVE_LOW>;
+&dfi {
+	status = "okay";
+};
+
+&dmc {
+	center-supply = <&vdd_logic>;
+	ddr_timing = <&ddr_timing>;
+	status = "okay";
+};
+
+&io_domains {
+	status = "okay";
+
+	vccio1-supply = <&vcc_io>;
+	vccio2-supply = <&vcc_18emmc>;
+	vccio3-supply = <&vcc_io>;
+	vccio4-supply = <&vcc_io>;
+	vccio5-supply = <&vcc_io>;
+	vccio6-supply = <&vcc_io>;
+	pmuio-supply = <&vcc_io>;
+};
+
+&cpu0 {
+	cpu-supply = <&vdd_arm>;
 };
 
 &gpu {
+	status = "okay";
 	mali-supply = <&vdd_logic>;
 };
 
-&pinctrl {
-	ir {
-		ir_int: ir-int {
-			rockchip,pins = <2 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
+&gmac2phy {
+	phy-supply = <&vcc_phy>;
+	clock_in_out = "output";
+	assigned-clocks = <&cru SCLK_MAC2PHY_SRC>;
+	assigned-clock-rate = <50000000>;
+	assigned-clocks = <&cru SCLK_MAC2PHY>;
+	assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>;
+	status = "disabled";
+};
+
+&gmac2io {
+	phy-supply = <&vcc_io>;
+	phy-mode = "rgmii";
+	clock_in_out = "input";
+	snps,reset-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 10000 50000>;
+	assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
+	assigned-clock-parents = <&gmac_clkin>, <&gmac_clkin>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmiim1_pins>;
+	snps,aal;
+	snps,rxpbl = <0x4>;
+	snps,txpbl = <0x4>;
+	tx_delay = <0x24>;
+	rx_delay = <0x18>;
+	status = "okay";
+};
+
+&display_subsystem {
+	status = "okay";
+};
+
+&hdmi {
+	#sound-dai-cells = <0>;
+	ddc-i2c-scl-high-time-ns = <9625>;
+	ddc-i2c-scl-low-time-ns = <10000>;
+	status = "okay";
+};
+
+&hdmiphy {
+	status = "okay";
+};
+
+&hdmi_sound {
+	status = "okay";
+};
+
+/*&h265e {
+	status = "okay";
+};
+
+&vdec {
+	status = "okay";
+};
+
+&vepu {
+	status = "okay";
+};*/
+
+&vop {
+	status = "okay";
+};
+
+&vop_mmu {
+	status = "okay";
+};
+
+/*&vpu_service {
+	status = "okay";
+};*/
+
+&i2s0 {
+	#sound-dai-cells = <0>;
+	rockchip,bclk-fs = <128>;
+	status = "okay";
+};
+
+&i2s1 {
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
+&codec {
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
+&emmc {
+	bus-width = <8>;
+	cap-mmc-highspeed;
+	mmc-hs200-1_8v;
+	supports-emmc;
+	disable-wp;
+	non-removable;
+	num-slots = <1>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
+	status = "okay";
+};
+
+&sdmmc {
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
+	disable-wp;
+	max-frequency = <150000000>;
+	num-slots = <1>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>;
+	supports-sd;
+	status = "okay";
+	vmmc-supply = <&vcc_sd>;
+};
+
+&i2c1 {
+	status = "okay";
+
+	rk805: rk805@18 {
+		compatible = "rockchip,rk805";
+		status = "okay";
+		reg = <0x18>;
+		interrupt-parent = <&gpio2>;
+		interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pmic_int_l>;
+		rockchip,system-power-controller;
+		wakeup-source;
+		gpio-controller;
+		#gpio-cells = <2>;
+		#clock-cells = <1>;
+		clock-output-names = "xin32k", "rk805-clkout2";
+
+		vcc1-supply = <&vcc_sys>;
+		vcc2-supply = <&vcc_sys>;
+		vcc3-supply = <&vcc_sys>;
+		vcc4-supply = <&vcc_sys>;
+		vcc5-supply = <&vcc_io>;
+		vcc6-supply = <&vcc_io>;
+
+		rtc {
+			status = "okay";
 		};
-	};
 
-	sdmmcio {
-		sdio_per_pin: sdio-per-pin {
-			rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_down>;
+		pwrkey {
+			status = "okay";
+		};
+
+		gpio {
+			status = "okay";
+		};
+
+		regulators {
+			compatible = "rk805-regulator";
+			status = "okay";
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			vdd_logic: DCDC_REG1 {
+				regulator-name = "vdd_logic";
+				regulator-min-microvolt = <712500>;
+				regulator-max-microvolt = <1450000>;
+				regulator-ramp-delay = <12500>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1000000>;
+				};
+			};
+
+			vdd_arm: DCDC_REG2 {
+				regulator-name = "vdd_arm";
+				regulator-min-microvolt = <712500>;
+				regulator-max-microvolt = <1450000>;
+				regulator-ramp-delay = <12500>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <950000>;
+				};
+			};
+
+			vcc_ddr: DCDC_REG3 {
+				regulator-name = "vcc_ddr";
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+
+			vcc_io: DCDC_REG4 {
+				regulator-name = "vcc_io";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			vdd_18: LDO_REG1 {
+				regulator-name = "vdd_18";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcc_18emmc: LDO_REG2 {
+				regulator-name = "vcc_18emmc";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vdd_11: LDO_REG3 {
+				regulator-name = "vdd_11";
+				regulator-min-microvolt = <1100000>;
+				regulator-max-microvolt = <1100000>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1100000>;
+				};
+			};
 		};
 	};
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+    pinctrl-0 = <&clk_32k_out>;
+
+    clk_32k {
+		clk_32k_out: clk-32k-out {
+			rockchip,pins =
+				<1 RK_PD4 1 &pcfg_pull_none>;
+        };
+    };
 
-	wifi {
-		wifi_en: wifi-en {
-			rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
+	pmic {
+		pmic_int_l: pmic-int-l {
+			rockchip,pins =
+				<2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;	/* gpio2_a6 */
 		};
+	};
 
-		wifi_host_wake: wifi-host-wake {
-			rockchip,pins = <3 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none_4ma>;
+	sdio-pwrseq {
+		wifi_enable_h: wifi-enable-h {
+			rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>,
+				<3 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none_4ma>,
+				<1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>,
+				<1 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
+	};
 
-		bt_rst: bt-rst {
-			rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
+	usb2 {
+		usb20_host_drv: usb20-host-drv {
+			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
+	};
 
-		bt_en: bt-en {
-			rockchip,pins = <1 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
+	usb3 {
+		usb30_host_drv: usb30-host-drv {
+			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
 };
 
-&pmic_int_l {
-	rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
+&u2phy {
+	status = "okay";
 };
 
-&rk805 {
-	interrupt-parent = <&gpio0>;
-	interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>;
+&u2phy_host {
+	status = "okay";
 };
 
-&saradc {
-	vref-supply = <&vcc_18>;
+&u2phy_otg {
 	status = "okay";
 };
 
-&usb20_host_drv {
-	rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
+&uart2 {
+	status = "okay";
 };
 
-&vcc_host1_5v {
-	gpio = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
+&usb20_otg {
+	dr_mode = "host";
+	status = "okay";
 };
 
-&vcc_sdio {
-	gpios = <&gpio0 RK_PD3 GPIO_ACTIVE_HIGH>;
-	pinctrl-names = "default";
-	pinctrl-0 = <&sdio_per_pin>;
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_ohci {
+	status = "okay";
+};
+
+&usbdrd3 {
+	dr_mode = "host";
+	status = "okay";
+};
+
+&wdt {
+	status = "okay";
+};
+
+&saradc {
+	status = "okay";
+	vref-supply = <&vdd_18>;
+};
+
+&tsadc {
+	status = "okay";
+	rockchip,hw-tshut-mode = <1>; /* tshut mode 0:CRU 1:GPIO */
+	rockchip,hw-tshut-polarity = <1>; /* tshut polarity 0:LOW 1:HIGH */
 };
-- 
Armbian

