diff options
| -rw-r--r-- | fdts/stm32mp157-pinctrl.dtsi | 13 | ||||
| -rw-r--r-- | fdts/stm32mp157a-avenger96.dts | 283 |
2 files changed, 296 insertions, 0 deletions
diff --git a/fdts/stm32mp157-pinctrl.dtsi b/fdts/stm32mp157-pinctrl.dtsi index 9dcd7b5e..c7553ca5 100644 --- a/fdts/stm32mp157-pinctrl.dtsi +++ b/fdts/stm32mp157-pinctrl.dtsi @@ -273,6 +273,19 @@ }; }; + uart4_pins_b: uart4-1 { + pins1 { + pinmux = <STM32_PINMUX('D', 1, AF8)>; /* UART4_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */ + bias-disable; + }; + }; + usart3_pins_a: usart3-0 { pins1 { pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */ diff --git a/fdts/stm32mp157a-avenger96.dts b/fdts/stm32mp157a-avenger96.dts new file mode 100644 index 00000000..9df72b44 --- /dev/null +++ b/fdts/stm32mp157a-avenger96.dts @@ -0,0 +1,283 @@ +// 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 "stm32mp157c.dtsi" +#include "stm32mp157cac-pinctrl.dtsi" + +/ { + model = "Arrow Electronics STM32MP157A Avenger96 board"; + compatible = "st,stm32mp157a-avenger96", "st,stm32mp157"; + + aliases { + serial0 = &uart4; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + +}; + +&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 = <0x20>; + + regulators { + compatible = "st,stpmic1-regulators"; + + ldo1-supply = <&v3v3>; + ldo2-supply = <&v3v3>; + ldo3-supply = <&vdd_ddr>; + ldo5-supply = <&v3v3>; + 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; + }; + + 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-min-microvolt = <500000>; + regulator-max-microvolt = <750000>; + regulator-always-on; + regulator-over-current-protection; + }; + + 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; + regulator-over-current-protection; + }; + }; + }; +}; + +&iwdg2 { + timeout-sec = <32>; + status = "okay"; +}; + +&rng1 { + status = "okay"; +}; + +&rtc { + status = "okay"; +}; + +&sdmmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>; + broken-cd; + st,sig-dir; + st,neg-edge; + st,use-ckin; + bus-width = <4>; + vmmc-supply = <&vdda>; + status = "okay"; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_pins_b>; + status = "okay"; +}; + +/* ATF Specific */ +#include <dt-bindings/clock/stm32mp1-clksrc.h> +#include "stm32mp15-ddr3-2x4Gb-1066-binG.dtsi" +#include "stm32mp157c-security.dtsi" + +/ { + aliases { + gpio0 = &gpioa; + gpio1 = &gpiob; + gpio2 = &gpioc; + gpio3 = &gpiod; + gpio4 = &gpioe; + gpio5 = &gpiof; + gpio6 = &gpiog; + gpio7 = &gpioh; + gpio8 = &gpioi; + gpio25 = &gpioz; + i2c3 = &i2c4; + }; +}; + +/* CLOCK init */ +&rcc { + secure-status = "disabled"; + 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_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_PLL4Q + CLK_SAI1_PLL3Q + CLK_SAI2_PLL3Q + CLK_SAI3_PLL3Q + CLK_SAI4_PLL3Q + CLK_RNG1_LSI + CLK_RNG2_LSI + CLK_LPTIM1_PCLK1 + CLK_LPTIM23_PCLK3 + CLK_LPTIM45_LSE + >; + + /* VCO = 1300.0 MHz => P = 650 (CPU) */ + pll1: st,pll@0 { + cfg = < 2 80 0 0 0 PQR(1,0,0) >; + frac = < 0x800 >; + }; + + /* VCO = 1066.0 MHz => P = 266 (AXI), Q = 533 (GPU), R = 533 (DDR) */ + pll2: st,pll@1 { + cfg = < 2 65 1 0 0 PQR(1,1,1) >; + frac = < 0x1400 >; + }; + + /* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */ + pll3: st,pll@2 { + cfg = < 1 33 1 16 36 PQR(1,1,1) >; + frac = < 0x1a04 >; + }; + + /* VCO = 480.0 MHz => P = 120, Q = 40, R = 96 */ + pll4: st,pll@3 { + cfg = < 1 39 3 11 4 PQR(1,1,1) >; + }; +}; |