buildroot/board/octavo/osd32mp1-red/tfa-dts/osd32mp1-red.dts

/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/*
 * Copyright (C) STMicroelectronics 2020 - All Rights Reserved
 * Author: STM32CubeMX code generation for STMicroelectronics.
 */

/* For more information on Device Tree configuration, please refer to
 * https://wiki.st.com/stm32mpu/wiki/Category:Device_tree_configuration
 */

/dts-v1/;
#include <dt-bindings/clock/stm32mp1-clksrc.h>
#include "stm32mp15-osd32mp1-ddr3-1x4Gb-1066-binG.dtsi"

#include "stm32mp157c.dtsi"
#include "stm32mp157cac-pinctrl.dtsi"
#include "stm32mp15-ddr.dtsi"
#include "stm32mp157c-security.dtsi"
#include <dt-bindings/power/stm32mp1-power.h>


/ {
	model = "Octavo OSD32MP1-RED board";
	compatible = "octavo,osd32mp1-red", "st,stm32mp157";


	chosen {
		stdout-path = "serial0:115200n8";
	};

	aliases {
		serial0 = &uart4;
		serial1 = &usart3;
		serial2 = &uart7;
		gpio0 = &gpioa;
		gpio1 = &gpiob;
		gpio2 = &gpioc;
		gpio3 = &gpiod;
		gpio4 = &gpioe;
		gpio5 = &gpiof;
		gpio6 = &gpiog;
		gpio7 = &gpioh;
		gpio8 = &gpioi;
		gpio25 = &gpioz;
		i2c3 = &i2c4;
	};


	clocks {



		clk_lse: clk-lse {
			st,drive = < LSEDRV_MEDIUM_HIGH >;



		};

		clk_hse: clk-hse {
			st,digbypass;



		};
	};

}; /*root*/

&pinctrl {
	sdmmc1_pins_mx: sdmmc1_mx-0 {
		pins1 {
			pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
					 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
					 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
					 <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
					 <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
			bias-disable;
			drive-push-pull;
			slew-rate = <1>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
			bias-disable;
			drive-push-pull;
			slew-rate = <3>;
		};
	};

	sdmmc2_pins_mx: sdmmc2_mx-0 {
		pins1 {
			pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
					 <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
					 <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */
					 <STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */
					 <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
					 <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
					 <STM32_PINMUX('C', 7, AF10)>, /* SDMMC2_D7 */
					 <STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */
					 <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */
			bias-pull-up;
			drive-push-pull;
			slew-rate = <1>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('E', 3, AF9)>; /* SDMMC2_CK */
			bias-pull-up;
			drive-push-pull;
			slew-rate = <2>;
		};
	};

	sdmmc3_pins_mx: sdmmc3_mx-0 {
		pins1 {
			pinmux = <STM32_PINMUX('D', 7, AF10)>, /* SDMMC3_D3 */
					 <STM32_PINMUX('F', 0, AF9)>, /* SDMMC3_D0 */
					 <STM32_PINMUX('F', 1, AF9)>, /* SDMMC3_CMD */
					 <STM32_PINMUX('F', 4, AF9)>, /* SDMMC3_D1 */
					 <STM32_PINMUX('F', 5, AF9)>; /* SDMMC3_D2 */
			bias-disable;
			drive-push-pull;
			slew-rate = <1>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('G', 15, AF10)>; /* SDMMC3_CK */
			bias-disable;
			drive-push-pull;
			slew-rate = <2>;
		};
	};

	uart4_pins_mx: uart4_mx-0 {
		pins1 {
			pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
			bias-disable;
		};
		pins2 {
			pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
			bias-disable;
			drive-push-pull;
			slew-rate = <0>;
		};
	};



};

&pinctrl_z {
	i2c4_pins_z_mx: i2c4_mx-0 {
		pins {
			pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
			         <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */
			bias-disable;
			drive-open-drain;
			slew-rate = <0>;
		};
	};



};

&rcc {
	st,csi-cal;
	st,hsi-cal;
	st,cal-sec = <60>;
	st,clksrc = <
		CLK_MPU_PLL1P
		CLK_AXI_PLL2P
		CLK_MCU_PLL3P
		CLK_PLL12_HSE
		CLK_PLL3_HSE
		CLK_PLL4_HSE
		CLK_RTC_LSE
		CLK_MCO1_DISABLED
		CLK_MCO2_DISABLED
	>;
	st,clkdiv = <
		1 		/*MPU*/
		0 		/*AXI*/
		0 		/*MCU*/
		1 		/*APB1*/
		1 		/*APB2*/
		1 		/*APB3*/
		1 		/*APB4*/
		2 		/*APB5*/
		23 		/*RTC*/
		0 		/*MCO1*/
		0 		/*MCO2*/
	>;
	st,pkcs = <
		CLK_CKPER_HSE
		CLK_ETH_PLL3Q
		CLK_SDMMC12_PLL4P
		CLK_DSI_DSIPLL
		CLK_STGEN_HSE
		CLK_USBPHY_HSE
		CLK_SPI2S1_DISABLED
		CLK_SPI2S23_PLL3Q
		CLK_SPI45_PCLK2
		CLK_SPI6_DISABLED
		CLK_I2C46_HSI
		CLK_SDMMC3_PLL4P
                CLK_USBO_USBPHY
		CLK_ADC_CKPER
		CLK_CEC_DISABLED
		CLK_I2C12_HSI
		CLK_I2C35_PCLK1
		CLK_UART1_DISABLED
		CLK_UART24_HSI
		CLK_UART35_HSI
		CLK_UART6_DISABLED
		CLK_UART78_DISABLED
		CLK_SPDIF_DISABLED
		CLK_SAI1_DISABLED
		CLK_SAI2_CKPER
		CLK_SAI3_DISABLED
		CLK_SAI4_DISABLED
		CLK_RNG1_LSI
		CLK_LPTIM1_DISABLED
		CLK_LPTIM23_DISABLED
		CLK_LPTIM45_DISABLED
	>;
	pll1:st,pll@0 {
		cfg = < 2 80 0 1 1 PQR(1,0,0) >;
		frac = < 0x800>;
	};
	pll2:st,pll@1 {
		cfg = < 2 65 1 0 0 PQR(1,1,1) >;
		frac = < 0x1400>;
	};
	pll3:st,pll@2 {
		cfg = < 1 61 3 5 36 PQR(1,1,0) >;
		frac = < 0x1000 >;
	};
	/* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */
	pll4: st,pll@3 {
		cfg = < 3 98 5 7 7 PQR(1,1,1) >;
	};
};

&bsec{
	status = "okay";
	secure-status = "okay";


	board_id: board_id@ec {
		reg = <0xec 0x4>;
		status = "okay";
		secure-status = "okay";
	};

};

&etzpc{
	st,decprot = <
	/*"Non Secured" peripherals*/
	DECPROT(STM32MP1_ETZPC_DCMI_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_ETH_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_I2C1_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_I2C2_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_I2C4_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_I2C5_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_SPI2_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_RNG1_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_SAI2_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_SDMMC3_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_DLYBSD3_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_SPI5_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_TIM5_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_UART4_ID, DECPROT_NS_RW, DECPROT_UNLOCK)
	DECPROT(STM32MP1_ETZPC_USART2_ID, DECPROT_NS_RW, DECPROT_UNLOCK)

	/*Restriction: following IDs are not managed  - please to use User-Section if needed:
		STM32MP1_ETZPC_DMA1_ID, STM32MP1_ETZPC_DMA2_ID, STM32MP1_ETZPC_DMAMUX_ID,
		STM32MP1_ETZPC_SRAMx_ID, STM32MP1_ETZPC_RETRAM_ID, STM32MP1_ETZPC_BKPSRAM_ID*/


		/*STM32CubeMX generates a basic and standard configuration for ETZPC.
		Additional device configurations can be added here if needed.
		"etzpc" node could be also overloaded in "addons" User-Section.*/

	>;

	secure-status = "okay";



};

&i2c4{
	pinctrl-names = "default";
	pinctrl-0 = <&i2c4_pins_z_mx>;
	status = "okay";
	secure-status = "okay";


	i2c-scl-rising-time-ns = <185>;
	i2c-scl-falling-time-ns = <20>;

	pmic: stpmic@33 {
		compatible = "st,stpmic1";
		reg = <0x33>;
		interrupts-extended = <&exti_pwr 55 IRQ_TYPE_EDGE_FALLING>;
		interrupt-controller;
		#interrupt-cells = <2>;
		status = "okay";

		st,main-control-register = <0x04>;
		st,vin-control-register = <0xc0>;
		st,usb-control-register = <0x20>;

		regulators {
			compatible = "st,stpmic1-regulators";

			ldo1-supply = <&v3v3>;
			ldo3-supply = <&vdd_ddr>;
			ldo6-supply = <&v3v3>;

			vddcore: buck1 {
				regulator-name = "vddcore";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
				regulator-initial-mode = <0>;
				regulator-over-current-protection;
				lp-stop {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1200000>;
				};
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			vdd_ddr: buck2 {
				regulator-name = "vdd_ddr";
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
				regulator-initial-mode = <0>;
				regulator-over-current-protection;
				lp-stop {
					regulator-suspend-microvolt = <1350000>;
					regulator-on-in-suspend;
				};
				standby-ddr-sr {
					regulator-suspend-microvolt = <1350000>;
					regulator-on-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			vdd: buck3 {
				regulator-name = "vdd";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				st,mask-reset;
				regulator-initial-mode = <0>;
				regulator-over-current-protection;
				lp-stop {
					regulator-suspend-microvolt = <3300000>;
					regulator-on-in-suspend;
				};
				standby-ddr-sr {
					regulator-suspend-microvolt = <3300000>;
					regulator-on-in-suspend;
				};
				standby-ddr-off {
					regulator-suspend-microvolt = <3300000>;
					regulator-on-in-suspend;
				};
			};

			v3v3: buck4 {
				regulator-name = "v3v3";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				regulator-over-current-protection;
				regulator-initial-mode = <0>;
				lp-stop {
					regulator-suspend-microvolt = <3300000>;
					regulator-on-in-suspend;
				};
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			v1v8_audio: ldo1 {
				regulator-name = "v1v8_audio";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				standby-ddr-sr {
						regulator-off-in-suspend;
					};
					standby-ddr-off {
						regulator-off-in-suspend;
					};
			};

			v3v3_hdmi: ldo2 {
				regulator-name = "v3v3_hdmi";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			vtt_ddr: ldo3 {
				regulator-name = "vtt_ddr";
				regulator-min-microvolt = <500000>;
				regulator-max-microvolt = <750000>;
				regulator-always-on;
				regulator-over-current-protection;
				lp-stop {
					regulator-off-in-suspend;
				};
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			vdd_usb: ldo4 {
				regulator-name = "vdd_usb";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			vdda: ldo5 {
				regulator-name = "vdda";
				regulator-min-microvolt = <2900000>;
				regulator-max-microvolt = <2900000>;
				regulator-boot-on;
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			v1v2_hdmi: ldo6 {
				regulator-name = "v1v2_hdmi";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
				standby-ddr-sr {
					regulator-off-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};

			vref_ddr: vref_ddr {
				regulator-name = "vref_ddr";
				regulator-always-on;
				regulator-over-current-protection;
				lp-stop {
					regulator-on-in-suspend;
				};
				standby-ddr-sr {
					regulator-on-in-suspend;
				};
				standby-ddr-off {
					regulator-off-in-suspend;
				};
			};
		};
	};

};

&iwdg2{
	status = "okay";
	secure-status = "okay";


	timeout-sec = <32>;

};

&pwr{
	status = "okay";
	secure-status = "okay";


	system_suspend_supported_soc_modes = <
		STM32_PM_CSLEEP_RUN
		STM32_PM_CSTOP_ALLOW_LP_STOP
		STM32_PM_CSTOP_ALLOW_STANDBY_DDR_SR
	>;
	system_off_soc_mode = <STM32_PM_CSTOP_ALLOW_STANDBY_DDR_OFF>;

	pwr-regulators {
		vdd-supply = <&vdd>;
	};

};

&rcc{
	status = "okay";
	secure-status = "okay";



};

&rng1{
	status = "okay";
	secure-status = "okay";



};

&rtc{
	status = "okay";
	secure-status = "okay";



};

&sdmmc1{
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc1_pins_mx>;
	status = "okay";


	broken-cd;
	st,neg-edge;
	bus-width = <4>;
	vmmc-supply = <&v3v3>;

};

&sdmmc2{
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc2_pins_mx>;
	status = "okay";



};

&sdmmc3{
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc3_pins_mx>;
	status = "okay";



};

&tamp{
	status = "okay";
	secure-status = "okay";



};

&uart4{
	pinctrl-names = "default";
	pinctrl-0 = <&uart4_pins_mx>;
	status = "okay";



};


/delete-node/ &qspi_bk1_pins_a;
/delete-node/ &qspi_bk2_pins_a;
/delete-node/ &qspi_clk_pins_a;
/delete-node/ &sdmmc1_b4_pins_a;
/delete-node/ &sdmmc1_dir_pins_a;
/delete-node/ &sdmmc1_dir_pins_b;
/delete-node/ &sdmmc2_b4_pins_a;
/delete-node/ &sdmmc2_d47_pins_a;
/delete-node/ &uart4_pins_a;
/delete-node/ &uart7_pins_a;
/delete-node/ &usart3_pins_a;
/delete-node/ &usart3_pins_b;
/delete-node/ &i2c4_pins_a;