mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 04:23:46 +00:00
7acda7eae5
Avoid U-Boot auto-boot interruption for line break detection on console when the RX line connected to STLINK is floating (-IO error in getc cause by framing error and testc return 1) Same workaround is applied on all the STMicroelectonics board. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
200 lines
3.2 KiB
Text
200 lines
3.2 KiB
Text
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
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/*
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* Copyright : STMicroelectronics 2018
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*/
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#include <dt-bindings/clock/stm32mp1-clksrc.h>
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#include "stm32mp157-u-boot.dtsi"
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#include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi"
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/ {
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aliases {
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i2c3 = &i2c4;
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mmc0 = &sdmmc1;
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usb0 = &usbotg_hs;
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};
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config {
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u-boot,boot-led = "heartbeat";
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u-boot,error-led = "error";
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st,adc_usb_pd = <&adc1 18>, <&adc1 19>;
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st,fastboot-gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
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st,stm32prog-gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
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};
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led {
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red {
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label = "error";
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gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
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default-state = "off";
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status = "okay";
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};
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blue {
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default-state = "on";
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};
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};
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};
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&adc {
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pinctrl-names = "default";
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pinctrl-0 = <&adc12_usb_pwr_pins_a>;
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vdd-supply = <&vdd>;
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vdda-supply = <&vdd>;
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vref-supply = <&vrefbuf>;
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status = "okay";
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adc1: adc@0 {
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/*
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* Type-C USB_PWR_CC1 & USB_PWR_CC2 on in18 & in19.
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* Use at least 5 * RC time, e.g. 5 * (Rp + Rd) * C:
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* 5 * (56 + 47kOhms) * 5pF => 2.5us.
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* Use arbitrary margin here (e.g. 5µs).
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*/
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st,min-sample-time-nsecs = <5000>;
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/* ANA0, ANA1, USB Type-C CC1 & CC2 */
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st,adc-channels = <0 1 18 19>;
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status = "okay";
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};
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};
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&clk_hse {
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st,digbypass;
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};
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&i2c4 {
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u-boot,dm-pre-reloc;
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};
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&i2c4_pins_a {
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u-boot,dm-pre-reloc;
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pins {
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u-boot,dm-pre-reloc;
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};
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};
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&pmic {
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u-boot,dm-pre-reloc;
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};
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&rcc {
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st,clksrc = <
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CLK_MPU_PLL1P
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CLK_AXI_PLL2P
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CLK_MCU_PLL3P
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CLK_PLL12_HSE
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CLK_PLL3_HSE
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CLK_PLL4_HSE
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CLK_RTC_LSE
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CLK_MCO1_DISABLED
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CLK_MCO2_DISABLED
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>;
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st,clkdiv = <
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1 /*MPU*/
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0 /*AXI*/
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0 /*MCU*/
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1 /*APB1*/
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1 /*APB2*/
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1 /*APB3*/
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1 /*APB4*/
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2 /*APB5*/
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23 /*RTC*/
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0 /*MCO1*/
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0 /*MCO2*/
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>;
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st,pkcs = <
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CLK_CKPER_HSE
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CLK_FMC_ACLK
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CLK_QSPI_ACLK
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CLK_ETH_DISABLED
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CLK_SDMMC12_PLL4P
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CLK_DSI_DSIPLL
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CLK_STGEN_HSE
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CLK_USBPHY_HSE
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CLK_SPI2S1_PLL3Q
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CLK_SPI2S23_PLL3Q
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CLK_SPI45_HSI
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CLK_SPI6_HSI
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CLK_I2C46_HSI
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CLK_SDMMC3_PLL4P
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CLK_USBO_USBPHY
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CLK_ADC_CKPER
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CLK_CEC_LSE
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CLK_I2C12_HSI
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CLK_I2C35_HSI
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CLK_UART1_HSI
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CLK_UART24_HSI
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CLK_UART35_HSI
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CLK_UART6_HSI
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CLK_UART78_HSI
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CLK_SPDIF_PLL4P
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CLK_FDCAN_PLL4Q
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CLK_SAI1_PLL3Q
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CLK_SAI2_PLL3Q
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CLK_SAI3_PLL3Q
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CLK_SAI4_PLL3Q
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CLK_RNG1_LSI
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CLK_RNG2_LSI
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CLK_LPTIM1_PCLK1
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CLK_LPTIM23_PCLK3
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CLK_LPTIM45_LSE
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>;
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/* VCO = 1300.0 MHz => P = 650 (CPU) */
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pll1: st,pll@0 {
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cfg = < 2 80 0 0 0 PQR(1,0,0) >;
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frac = < 0x800 >;
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u-boot,dm-pre-reloc;
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};
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/* VCO = 1066.0 MHz => P = 266 (AXI), Q = 533 (GPU), R = 533 (DDR) */
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pll2: st,pll@1 {
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cfg = < 2 65 1 0 0 PQR(1,1,1) >;
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frac = < 0x1400 >;
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u-boot,dm-pre-reloc;
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};
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/* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */
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pll3: st,pll@2 {
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cfg = < 1 33 1 16 36 PQR(1,1,1) >;
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frac = < 0x1a04 >;
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u-boot,dm-pre-reloc;
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};
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/* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */
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pll4: st,pll@3 {
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cfg = < 3 98 5 7 7 PQR(1,1,1) >;
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u-boot,dm-pre-reloc;
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};
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};
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&sdmmc1 {
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u-boot,dm-spl;
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};
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&sdmmc1_b4_pins_a {
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u-boot,dm-spl;
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pins {
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u-boot,dm-spl;
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};
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};
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&uart4 {
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u-boot,dm-pre-reloc;
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};
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&uart4_pins_a {
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u-boot,dm-pre-reloc;
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pins1 {
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u-boot,dm-pre-reloc;
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};
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pins2 {
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u-boot,dm-pre-reloc;
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/* pull-up on rx to avoid floating level */
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bias-pull-up;
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};
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};
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&usbotg_hs {
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u-boot,force-b-session-valid;
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hnp-srp-disable;
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};
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