| // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) |
| /* |
| * Copyright (C) Arrow Electronics 2019 - All Rights Reserved |
| * Author: Botond Kardos <botond.kardos@arroweurope.com> |
| * |
| * Copyright (C) Linaro Ltd 2019 - All Rights Reserved |
| * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> |
| */ |
| |
| /dts-v1/; |
| |
| #include "stm32mp157.dtsi" |
| #include "stm32mp15-pinctrl.dtsi" |
| #include "stm32mp15xxac-pinctrl.dtsi" |
| #include <dt-bindings/clock/stm32mp1-clksrc.h> |
| #include "stm32mp15-ddr3-2x4Gb-1066-binG.dtsi" |
| |
| / { |
| model = "Arrow Electronics STM32MP157A Avenger96 board"; |
| compatible = "arrow,stm32mp157a-avenger96", "st,stm32mp157"; |
| |
| aliases { |
| mmc0 = &sdmmc1; |
| serial0 = &uart4; |
| serial1 = &uart7; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory@c0000000 { |
| device_type = "memory"; |
| reg = <0xc0000000 0x40000000>; |
| }; |
| }; |
| |
| &i2c4 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c4_pins_a>; |
| i2c-scl-rising-time-ns = <185>; |
| i2c-scl-falling-time-ns = <20>; |
| 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"; |
| |
| st,main-control-register = <0x04>; |
| st,vin-control-register = <0xc0>; |
| st,usb-control-register = <0x30>; |
| |
| regulators { |
| compatible = "st,stpmic1-regulators"; |
| ldo1-supply = <&v3v3>; |
| ldo2-supply = <&v3v3>; |
| ldo3-supply = <&vdd_ddr>; |
| ldo5-supply = <&v3v3>; |
| ldo6-supply = <&v3v3>; |
| 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>; |
| }; |
| |
| vdda: ldo1 { |
| regulator-name = "vdda"; |
| regulator-min-microvolt = <2900000>; |
| regulator-max-microvolt = <2900000>; |
| }; |
| |
| v2v8: ldo2 { |
| regulator-name = "v2v8"; |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| }; |
| |
| 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>; |
| }; |
| |
| vdd_sd: ldo5 { |
| regulator-name = "vdd_sd"; |
| regulator-min-microvolt = <2900000>; |
| regulator-max-microvolt = <2900000>; |
| regulator-boot-on; |
| }; |
| |
| v1v8: ldo6 { |
| regulator-name = "v1v8"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| }; |
| |
| 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_RTC_LSE |
| CLK_MCO1_DISABLED |
| CLK_MCO2_DISABLED |
| CLK_CKPER_HSE |
| CLK_FMC_ACLK |
| CLK_QSPI_ACLK |
| CLK_ETH_DISABLED |
| 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_RTC, 23) |
| DIV(DIV_MCO1, 0) |
| DIV(DIV_MCO2, 0) |
| >; |
| |
| st,pll_vco { |
| pll2_vco_1066Mhz: pll2-vco-1066Mhz { |
| src = <CLK_PLL12_HSE>; |
| divmn = <2 65>; |
| frac = <0x1400>; |
| }; |
| |
| pll3_vco_417Mhz: pll3-vco-417Mhz { |
| src = <CLK_PLL3_HSE>; |
| divmn = <1 33>; |
| frac = <0x1a04>; |
| }; |
| |
| pll4_vco_480Mhz: pll4-vco-480Mhz { |
| src = <CLK_PLL4_HSE>; |
| divmn = <1 39>; |
| }; |
| }; |
| |
| /* 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 = 480.0 MHz => P = 120, Q = 40, R = 96 */ |
| pll4: st,pll@3 { |
| compatible = "st,stm32mp1-pll"; |
| reg = <3>; |
| |
| st,pll = <&pll4_cfg1>; |
| |
| pll4_cfg1: pll4_cfg1 { |
| st,pll_vco = <&pll4_vco_480Mhz>; |
| st,pll_div_pqr = <3 11 4>; |
| }; |
| }; |
| }; |
| |
| &rng1 { |
| status = "okay"; |
| }; |
| |
| &rtc { |
| status = "okay"; |
| }; |
| |
| &sdmmc1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>; |
| st,sig-dir; |
| st,neg-edge; |
| st,use-ckin; |
| bus-width = <4>; |
| vmmc-supply = <&vdd_sd>; |
| status = "okay"; |
| }; |
| |
| &uart4 { |
| /* On Low speed expansion header */ |
| label = "LS-UART1"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&uart4_pins_b>; |
| status = "okay"; |
| }; |
| |
| &uart7 { |
| /* On Low speed expansion header */ |
| label = "LS-UART0"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&uart7_pins_a>; |
| status = "okay"; |
| }; |
