arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi

   1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
   2 /*
   3  * Copyright : STMicroelectronics 2018
   4  */
   5
   6 #include <dt-bindings/clock/stm32mp1-clksrc.h>
   7 #include "stm32mp15-u-boot.dtsi"
   8 #include "stm32mp15-ddr3-2x4Gb-1066-binG.dtsi"
   9
  10 / {
  11         aliases {
  12                 i2c3 = &i2c4;
  13                 mmc0 = &sdmmc1;
  14                 mmc1 = &sdmmc2;
  15         };
  16
  17         config {
  18                 u-boot,boot-led = "heartbeat";
  19                 u-boot,error-led = "error";
  20                 st,fastboot-gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
  21                 st,stm32prog-gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
  22         };
  23
  24         led {
  25                 red {
  26                         label = "error";
  27                         gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
  28                         default-state = "off";
  29                         status = "okay";
  30                 };
  31
  32                 blue {
  33                         default-state = "on";
  34                 };
  35         };
  36 };
  37
  38 &clk_hse {
  39         st,digbypass;
  40 };
  41
  42 &i2c4 {
  43         u-boot,dm-pre-reloc;
  44 };
  45
  46 &i2c4_pins_a {
  47         u-boot,dm-pre-reloc;
  48         pins {
  49                 u-boot,dm-pre-reloc;
  50         };
  51 };
  52
  53 &pmic {
  54         u-boot,dm-pre-reloc;
  55 };
  56
  57 &rcc {
  58         st,clksrc = <
  59                 CLK_MPU_PLL1P
  60                 CLK_AXI_PLL2P
  61                 CLK_MCU_PLL3P
  62                 CLK_PLL12_HSE
  63                 CLK_PLL3_HSE
  64                 CLK_PLL4_HSE
  65                 CLK_RTC_LSE
  66                 CLK_MCO1_DISABLED
  67                 CLK_MCO2_DISABLED
  68         >;
  69
  70         st,clkdiv = <
  71                 1 /*MPU*/
  72                 0 /*AXI*/
  73                 0 /*MCU*/
  74                 1 /*APB1*/
  75                 1 /*APB2*/
  76                 1 /*APB3*/
  77                 1 /*APB4*/
  78                 2 /*APB5*/
  79                 23 /*RTC*/
  80                 0 /*MCO1*/
  81                 0 /*MCO2*/
  82         >;
  83
  84         st,pkcs = <
  85                 CLK_CKPER_HSE
  86                 CLK_FMC_ACLK
  87                 CLK_QSPI_ACLK
  88                 CLK_ETH_DISABLED
  89                 CLK_SDMMC12_PLL4P
  90                 CLK_DSI_DSIPLL
  91                 CLK_STGEN_HSE
  92                 CLK_USBPHY_HSE
  93                 CLK_SPI2S1_PLL3Q
  94                 CLK_SPI2S23_PLL3Q
  95                 CLK_SPI45_HSI
  96                 CLK_SPI6_HSI
  97                 CLK_I2C46_HSI
  98                 CLK_SDMMC3_PLL4P
  99                 CLK_USBO_USBPHY
 100                 CLK_ADC_CKPER
 101                 CLK_CEC_LSE
 102                 CLK_I2C12_HSI
 103                 CLK_I2C35_HSI
 104                 CLK_UART1_HSI
 105                 CLK_UART24_HSI
 106                 CLK_UART35_HSI
 107                 CLK_UART6_HSI
 108                 CLK_UART78_HSI
 109                 CLK_SPDIF_PLL4P
 110                 CLK_FDCAN_PLL4R
 111                 CLK_SAI1_PLL3Q
 112                 CLK_SAI2_PLL3Q
 113                 CLK_SAI3_PLL3Q
 114                 CLK_SAI4_PLL3Q
 115                 CLK_RNG1_LSI
 116                 CLK_RNG2_LSI
 117                 CLK_LPTIM1_PCLK1
 118                 CLK_LPTIM23_PCLK3
 119                 CLK_LPTIM45_LSE
 120         >;
 121
 122         /* VCO = 1300.0 MHz => P = 650 (CPU) */
 123         pll1: st,pll@0 {
 124                 compatible = "st,stm32mp1-pll";
 125                 reg = <0>;
 126                 cfg = < 2 80 0 0 0 PQR(1,0,0) >;
 127                 frac = < 0x800 >;
 128                 u-boot,dm-pre-reloc;
 129         };
 130
 131         /* VCO = 1066.0 MHz => P = 266 (AXI), Q = 533 (GPU), R = 533 (DDR) */
 132         pll2: st,pll@1 {
 133                 compatible = "st,stm32mp1-pll";
 134                 reg = <1>;
 135                 cfg = < 2 65 1 0 0 PQR(1,1,1) >;
 136                 frac = < 0x1400 >;
 137                 u-boot,dm-pre-reloc;
 138         };
 139
 140         /* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */
 141         pll3: st,pll@2 {
 142                 compatible = "st,stm32mp1-pll";
 143                 reg = <2>;
 144                 cfg = < 1 33 1 16 36 PQR(1,1,1) >;
 145                 frac = < 0x1a04 >;
 146                 u-boot,dm-pre-reloc;
 147         };
 148
 149         /* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */
 150         pll4: st,pll@3 {
 151                 compatible = "st,stm32mp1-pll";
 152                 reg = <3>;
 153                 cfg = < 3 98 5 7 7 PQR(1,1,1) >;
 154                 u-boot,dm-pre-reloc;
 155         };
 156 };
 157
 158 &sdmmc1 {
 159         u-boot,dm-spl;
 160 };
 161
 162 &sdmmc1_b4_pins_a {
 163         u-boot,dm-spl;
 164         pins1 {
 165                 u-boot,dm-spl;
 166         };
 167         pins2 {
 168                 u-boot,dm-spl;
 169         };
 170 };
 171
 172 &sdmmc1_dir_pins_a {
 173         u-boot,dm-spl;
 174         pins1 {
 175                 u-boot,dm-spl;
 176         };
 177         pins2 {
 178                 u-boot,dm-spl;
 179         };
 180 };
 181
 182 &sdmmc2 {
 183         u-boot,dm-spl;
 184 };
 185
 186 &sdmmc2_b4_pins_a {
 187         u-boot,dm-spl;
 188         pins1 {
 189                 u-boot,dm-spl;
 190         };
 191         pins2 {
 192                 u-boot,dm-spl;
 193         };
 194 };
 195
 196 &sdmmc2_d47_pins_a {
 197         u-boot,dm-spl;
 198         pins {
 199                 u-boot,dm-spl;
 200         };
 201 };
 202
 203 &uart4 {
 204         u-boot,dm-pre-reloc;
 205 };
 206
 207 &uart4_pins_a {
 208         u-boot,dm-pre-reloc;
 209         pins1 {
 210                 u-boot,dm-pre-reloc;
 211         };
 212         pins2 {
 213                 u-boot,dm-pre-reloc;
 214                 /* pull-up on rx to avoid floating level */
 215                 bias-pull-up;
 216         };
 217 };