mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 22:03:15 +00:00
87e1e0fc7f
This commit adds device tree files supporting SBC from Seeed Studio based on STM32MP157C. This works with generic stm32mp1 config. Right now only booting from SD card is supported. Signed-off-by: Marcin Sloniewski <marcin.sloniewski@gmail.com> Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>
125 lines
2 KiB
Text
125 lines
2 KiB
Text
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
|
|
/*
|
|
* Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>
|
|
*/
|
|
|
|
#include <dt-bindings/clock/stm32mp1-clksrc.h>
|
|
#include "stm32mp15-u-boot.dtsi"
|
|
#include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi"
|
|
|
|
/ {
|
|
config {
|
|
u-boot,boot-led = "heartbeat";
|
|
};
|
|
};
|
|
|
|
&clk_hse {
|
|
st,digbypass;
|
|
};
|
|
|
|
&i2c2 {
|
|
u-boot,dm-pre-reloc;
|
|
};
|
|
|
|
&i2c2_pins_a {
|
|
u-boot,dm-pre-reloc;
|
|
pins {
|
|
u-boot,dm-pre-reloc;
|
|
};
|
|
};
|
|
|
|
&pmic {
|
|
u-boot,dm-pre-reloc;
|
|
};
|
|
|
|
&rcc {
|
|
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_PLL4R
|
|
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 = 1066.0 MHz => P = 266 (AXI), Q = 533 (GPU), R = 533 (DDR) */
|
|
pll2: st,pll@1 {
|
|
compatible = "st,stm32mp1-pll";
|
|
reg = <1>;
|
|
cfg = < 2 65 1 0 0 PQR(1,1,1) >;
|
|
frac = < 0x1400 >;
|
|
u-boot,dm-pre-reloc;
|
|
};
|
|
|
|
/* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */
|
|
pll3: st,pll@2 {
|
|
compatible = "st,stm32mp1-pll";
|
|
reg = <2>;
|
|
cfg = < 1 33 1 16 36 PQR(1,1,1) >;
|
|
frac = < 0x1a04 >;
|
|
u-boot,dm-pre-reloc;
|
|
};
|
|
|
|
/* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */
|
|
pll4: st,pll@3 {
|
|
compatible = "st,stm32mp1-pll";
|
|
reg = <3>;
|
|
cfg = < 3 98 5 7 7 PQR(1,1,1) >;
|
|
u-boot,dm-pre-reloc;
|
|
};
|
|
};
|