diff options
Diffstat (limited to 'fdts/stm32mp151a-prtt1a.dts')
| -rw-r--r-- | fdts/stm32mp151a-prtt1a.dts | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/fdts/stm32mp151a-prtt1a.dts b/fdts/stm32mp151a-prtt1a.dts new file mode 100644 index 0000000..3634620 --- /dev/null +++ b/fdts/stm32mp151a-prtt1a.dts @@ -0,0 +1,237 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (C) 2023, Protonic Holland - All Rights Reserved + * Author: David Jander <david@protonic.nl> + */ +/dts-v1/; + +#include "stm32mp151.dtsi" +#include "stm32mp15-pinctrl.dtsi" +#include "stm32mp15xxad-pinctrl.dtsi" +#include <dt-bindings/clock/stm32mp1-clksrc.h> +#include "stm32mp15-ddr3-1x2Gb-1066-binG.dtsi" + +/ { + model = "Protonic PRTT1A"; + compatible = "prt,prtt1a", "st,stm32mp151"; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + aliases { + mmc0 = &sdmmc1; + mmc1 = &sdmmc2; + serial0 = &uart4; + }; + + memory@c0000000 { + device_type = "memory"; + reg = <0xC0000000 0x10000000>; + }; +}; + +&iwdg2 { + timeout-sec = <32>; + status = "okay"; + secure-status = "okay"; +}; + +&qspi { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&qspi_clk_pins_a + &qspi_bk1_pins_a + &qspi_cs1_pins_a>; + reg = <0x58003000 0x1000>, <0x70000000 0x4000000>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + flash@0 { + compatible = "spi-nand"; + reg = <0>; + spi-rx-bus-width = <4>; + spi-max-frequency = <104000000>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; + +&qspi_bk1_pins_a { + pins { + bias-pull-up; + drive-push-pull; + slew-rate = <1>; + }; +}; + +&rcc { + st,clksrc = < + CLK_MPU_PLL1P + CLK_AXI_PLL2P + CLK_MCU_PLL3P + CLK_PLL12_HSE + CLK_PLL3_HSE + CLK_PLL4_HSE + CLK_RTC_LSI + 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_LSI + 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_LSI + >; + + /* VCO = 1300.0 MHz => P = 650 (CPU) */ + pll1: st,pll@0 { + compatible = "st,stm32mp1-pll"; + reg = <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 { + compatible = "st,stm32mp1-pll"; + reg = <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 { + compatible = "st,stm32mp1-pll"; + reg = <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 { + compatible = "st,stm32mp1-pll"; + reg = <3>; + cfg = <1 39 3 11 4 PQR(1,1,1)>; + }; +}; + +&rng1 { + status = "okay"; +}; + +&rtc { + status = "okay"; +}; + +&sdmmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc1_b4_pins_a>; + bus-width = <4>; + status = "okay"; +}; + +&sdmmc1_b4_pins_a { + pins1 { + bias-pull-up; + }; + pins2 { + bias-pull-up; + }; +}; + +/* NOTE: Although the PRTT1A does not have an eMMC, we declare it + * anyway, in order to be able to use the same binary for the + * PRTT1C also. All involved pins are N.C. on PRTT1A/S for that + * reason, so it should do no harm. All inputs configured with + * pull-ups to avoid floating inputs. */ +&sdmmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>; + bus-width = <8>; + status = "okay"; +}; + +&sdmmc2_b4_pins_a { + pins1 { + pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */ + <STM32_PINMUX('B', 7, AF10)>, /* SDMMC2_D1 */ + <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */ + <STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */ + <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */ + }; +}; + +&sdmmc2_d47_pins_a { + pins { + pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */ + <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */ + <STM32_PINMUX('C', 6, AF10)>, /* SDMMC2_D6 */ + <STM32_PINMUX('C', 7, AF10)>; /* SDMMC2_D7 */ + }; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_pins_a>; + status = "okay"; +}; + +&uart4_pins_a { + pins1 { + pinmux = <STM32_PINMUX('B', 9, AF8)>; /* UART4_TX */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */ + bias-pull-up; + }; +}; |