// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) /* * Copyright (c) 2019-2024, STMicroelectronics - All Rights Reserved * Author: Alexandre Torgue for STMicroelectronics. */ #include #include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi" / { aliases { serial0 = &uart4; serial1 = &usart3; serial2 = &uart7; }; memory@c0000000 { device_type = "memory"; reg = <0xc0000000 0x20000000>; }; vin: vin { compatible = "regulator-fixed"; regulator-name = "vin"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; }; }; &bsec { board_id: board-id@ec { reg = <0xec 0x4>; st,non-secure-otp; }; }; &clk_hse { st,digbypass; }; &cpu0 { cpu-supply = <&vddcore>; }; &cpu1 { cpu-supply = <&vddcore>; }; &hash1 { status = "okay"; }; &i2c4 { pinctrl-names = "default"; pinctrl-0 = <&i2c4_pins_a>; i2c-scl-rising-time-ns = <185>; i2c-scl-falling-time-ns = <20>; clock-frequency = <400000>; status = "okay"; pmic: stpmic@33 { compatible = "st,stpmic1"; reg = <0x33>; interrupts-extended = <&exti_pwr 55 IRQ_TYPE_EDGE_FALLING>; interrupt-controller; #interrupt-cells = <2>; status = "okay"; regulators { compatible = "st,stpmic1-regulators"; buck1-supply = <&vin>; buck2-supply = <&vin>; buck3-supply = <&vin>; buck4-supply = <&vin>; ldo1-supply = <&v3v3>; ldo2-supply = <&vin>; ldo3-supply = <&vdd_ddr>; ldo4-supply = <&vin>; ldo5-supply = <&vin>; ldo6-supply = <&v3v3>; vref_ddr-supply = <&vin>; boost-supply = <&vin>; pwr_sw1-supply = <&bst_out>; pwr_sw2-supply = <&bst_out>; vddcore: buck1 { regulator-name = "vddcore"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1350000>; regulator-always-on; regulator-initial-mode = <0>; regulator-over-current-protection; }; 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; }; 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; }; v3v3: buck4 { regulator-name = "v3v3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-over-current-protection; regulator-initial-mode = <0>; }; v1v8_audio: ldo1 { regulator-name = "v1v8_audio"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; }; v3v3_hdmi: ldo2 { regulator-name = "v3v3_hdmi"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; vtt_ddr: ldo3 { regulator-name = "vtt_ddr"; regulator-always-on; regulator-over-current-protection; st,regulator-sink-source; }; vdd_usb: ldo4 { regulator-name = "vdd_usb"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; vdda: ldo5 { regulator-name = "vdda"; regulator-min-microvolt = <2900000>; regulator-max-microvolt = <2900000>; regulator-boot-on; }; v1v2_hdmi: ldo6 { regulator-name = "v1v2_hdmi"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-always-on; }; vref_ddr: vref_ddr { regulator-name = "vref_ddr"; regulator-always-on; }; bst_out: boost { regulator-name = "bst_out"; }; vbus_otg: pwr_sw1 { regulator-name = "vbus_otg"; }; vbus_sw: pwr_sw2 { regulator-name = "vbus_sw"; regulator-active-discharge = <1>; }; }; }; }; &iwdg2 { timeout-sec = <32>; status = "okay"; }; &pwr_regulators { vdd-supply = <&vdd>; vdd_3v3_usbfs-supply = <&vdd_usb>; }; &rcc { st,clksrc = < CLK_MPU_PLL1P CLK_AXI_PLL2P CLK_MCU_PLL3P CLK_MCO1_DISABLED CLK_MCO2_DISABLED CLK_CKPER_HSE CLK_FMC_ACLK CLK_QSPI_ACLK CLK_ETH_PLL4P CLK_SDMMC12_PLL4P CLK_DSI_DSIPLL CLK_STGEN_HSE CLK_USBPHY_HSE CLK_SPI2S1_PLL3Q CLK_SPI2S23_PLL3Q CLK_SPI45_HSI CLK_SPI6_HSI CLK_I2C46_HSI CLK_SDMMC3_PLL4P CLK_USBO_USBPHY CLK_ADC_CKPER CLK_CEC_LSE CLK_I2C12_HSI CLK_I2C35_HSI CLK_UART1_HSI CLK_UART24_HSI CLK_UART35_HSI CLK_UART6_HSI CLK_UART78_HSI CLK_SPDIF_PLL4P CLK_FDCAN_PLL4R CLK_SAI1_PLL3Q CLK_SAI2_PLL3Q CLK_SAI3_PLL3Q CLK_SAI4_PLL3Q CLK_RNG1_CSI CLK_RNG2_LSI CLK_LPTIM1_PCLK1 CLK_LPTIM23_PCLK3 CLK_LPTIM45_LSE >; st,clkdiv = < DIV(DIV_MPU, 1) DIV(DIV_AXI, 0) DIV(DIV_MCU, 0) DIV(DIV_APB1, 1) DIV(DIV_APB2, 1) DIV(DIV_APB3, 1) DIV(DIV_APB4, 1) DIV(DIV_APB5, 2) DIV(DIV_MCO1, 0) DIV(DIV_MCO2, 0) >; st,pll_vco { pll2_vco_1066Mhz: pll2-vco-1066Mhz { src = ; divmn = <2 65>; frac = <0x1400>; }; pll3_vco_417Mhz: pll3-vco-417Mhz { src = ; divmn = <1 33>; frac = <0x1a04>; }; pll4_vco_594Mhz: pll4-vco-594Mhz { src = ; divmn = <3 98>; }; }; /* VCO = 1066.0 MHz => P = 266 (AXI), Q = 533 (GPU), R = 533 (DDR) */ pll2: st,pll@1 { compatible = "st,stm32mp1-pll"; reg = <1>; st,pll = <&pll2_cfg1>; pll2_cfg1: pll2_cfg1 { st,pll_vco = <&pll2_vco_1066Mhz>; st,pll_div_pqr = <1 0 0>; }; }; /* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */ pll3: st,pll@2 { compatible = "st,stm32mp1-pll"; reg = <2>; st,pll = <&pll3_cfg1>; pll3_cfg1: pll3_cfg1 { st,pll_vco = <&pll3_vco_417Mhz>; st,pll_div_pqr = <1 16 36>; }; }; /* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */ pll4: st,pll@3 { compatible = "st,stm32mp1-pll"; reg = <3>; st,pll = <&pll4_cfg1>; pll4_cfg1: pll4_cfg1 { st,pll_vco = <&pll4_vco_594Mhz>; st,pll_div_pqr = <5 7 7>; }; }; }; &rng1 { status = "okay"; }; &rtc { status = "okay"; }; &sdmmc1 { pinctrl-names = "default"; pinctrl-0 = <&sdmmc1_b4_pins_a>; disable-wp; st,neg-edge; bus-width = <4>; vmmc-supply = <&v3v3>; status = "okay"; }; &uart4 { pinctrl-names = "default"; pinctrl-0 = <&uart4_pins_a>; status = "okay"; }; &uart7 { pinctrl-names = "default"; pinctrl-0 = <&uart7_pins_c>; status = "disabled"; }; &usart3 { pinctrl-names = "default"; pinctrl-0 = <&usart3_pins_c>; uart-has-rtscts; status = "disabled"; }; &usbotg_hs { phys = <&usbphyc_port1 0>; phy-names = "usb2-phy"; usb-role-switch; status = "okay"; }; &usbphyc { status = "okay"; }; &usbphyc_port0 { phy-supply = <&vdd_usb>; }; &usbphyc_port1 { phy-supply = <&vdd_usb>; };