feat(stm32mp15-fdts): add support for STM32MP157C based DHCOM SoM on PDK2 board

This is an SoM in SODIMM-200 format on an evaluation board called
"DHCOM Premium Developer Kit #2" (DHCOM PDK2 for short). The SoM features an
STM32MP157C SoC with 1 GB DDR3, 8 GB eMMC, microSD and 2 MB SPI flash.
The baseboard has multiple UART, USB, SPI, and I2C ports/headers and several
other interfaces that are not important for TF-A.

These dts(i) files are based on DHCOM dt's from Linux 5.16 and U-Boot 2022.01.
The DRAM calibration values are taken from U-Boot 2022.01 and are optimized for
industrial temperature range above 85° C.

TF-A on this board was fully tested with the latest OP-TEE developer setup.

Change-Id: I696c01742954d761fbad312cd1059e3ab01fa93c
Signed-off-by: Johann Neuhauser <jneuhauser@dh-electronics.com>
This commit is contained in:
Johann Neuhauser 2022-02-16 17:12:34 +01:00
parent a1a2b6d1e2
commit eef485abb1
5 changed files with 535 additions and 0 deletions

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// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
/*
* Copyright (C) 2020, DH electronics - All Rights Reserved
*
* STM32MP15xx DHSOM configuration
* 2x DDR3L 4Gb each, 16-bit, 533MHz, Single Die Package in flyby topology.
* Reference used W634GU6NB15I from Winbond
*
* DDR type / Platform DDR3/3L
* freq 533MHz
* width 32
* datasheet 0 = W634GU6NB15I / DDR3-1333
* DDR density 8
* timing mode optimized
* address mapping : RBC
* Tc > + 85C : J
*/
#define DDR_MEM_NAME "DDR3L 32bits 2x4Gb 533MHz"
#define DDR_MEM_SPEED 533000
#define DDR_MEM_SIZE 0x40000000
#define DDR_MSTR 0x00040401
#define DDR_MRCTRL0 0x00000010
#define DDR_MRCTRL1 0x00000000
#define DDR_DERATEEN 0x00000000
#define DDR_DERATEINT 0x00800000
#define DDR_PWRCTL 0x00000000
#define DDR_PWRTMG 0x00400010
#define DDR_HWLPCTL 0x00000000
#define DDR_RFSHCTL0 0x00210000
#define DDR_RFSHCTL3 0x00000000
#define DDR_RFSHTMG 0x0040008B
#define DDR_CRCPARCTL0 0x00000000
#define DDR_DRAMTMG0 0x121B1214
#define DDR_DRAMTMG1 0x000A041C
#define DDR_DRAMTMG2 0x0608090F
#define DDR_DRAMTMG3 0x0050400C
#define DDR_DRAMTMG4 0x08040608
#define DDR_DRAMTMG5 0x06060403
#define DDR_DRAMTMG6 0x02020002
#define DDR_DRAMTMG7 0x00000202
#define DDR_DRAMTMG8 0x00001005
#define DDR_DRAMTMG14 0x000000A0
#define DDR_ZQCTL0 0xC2000040
#define DDR_DFITMG0 0x02060105
#define DDR_DFITMG1 0x00000202
#define DDR_DFILPCFG0 0x07000000
#define DDR_DFIUPD0 0xC0400003
#define DDR_DFIUPD1 0x00000000
#define DDR_DFIUPD2 0x00000000
#define DDR_DFIPHYMSTR 0x00000000
#define DDR_ODTCFG 0x06000600
#define DDR_ODTMAP 0x00000001
#define DDR_SCHED 0x00000C01
#define DDR_SCHED1 0x00000000
#define DDR_PERFHPR1 0x01000001
#define DDR_PERFLPR1 0x08000200
#define DDR_PERFWR1 0x08000400
#define DDR_DBG0 0x00000000
#define DDR_DBG1 0x00000000
#define DDR_DBGCMD 0x00000000
#define DDR_POISONCFG 0x00000000
#define DDR_PCCFG 0x00000010
#define DDR_PCFGR_0 0x00010000
#define DDR_PCFGW_0 0x00000000
#define DDR_PCFGQOS0_0 0x02100C03
#define DDR_PCFGQOS1_0 0x00800100
#define DDR_PCFGWQOS0_0 0x01100C03
#define DDR_PCFGWQOS1_0 0x01000200
#define DDR_PCFGR_1 0x00010000
#define DDR_PCFGW_1 0x00000000
#define DDR_PCFGQOS0_1 0x02100C03
#define DDR_PCFGQOS1_1 0x00800040
#define DDR_PCFGWQOS0_1 0x01100C03
#define DDR_PCFGWQOS1_1 0x01000200
#define DDR_ADDRMAP1 0x00080808
#define DDR_ADDRMAP2 0x00000000
#define DDR_ADDRMAP3 0x00000000
#define DDR_ADDRMAP4 0x00001F1F
#define DDR_ADDRMAP5 0x07070707
#define DDR_ADDRMAP6 0x0F070707
#define DDR_ADDRMAP9 0x00000000
#define DDR_ADDRMAP10 0x00000000
#define DDR_ADDRMAP11 0x00000000
#define DDR_PGCR 0x01442E02
#define DDR_PTR0 0x0022AA5B
#define DDR_PTR1 0x04841104
#define DDR_PTR2 0x042DA068
#define DDR_ACIOCR 0x10400812
#define DDR_DXCCR 0x00000C40
#define DDR_DSGCR 0xF200011F
#define DDR_DCR 0x0000000B
#define DDR_DTPR0 0x38D488D0
#define DDR_DTPR1 0x098B00D8
#define DDR_DTPR2 0x10023600
#define DDR_MR0 0x00000840
#define DDR_MR1 0x00000000
#define DDR_MR2 0x00000248
#define DDR_MR3 0x00000000
#define DDR_ODTCR 0x00010000
#define DDR_ZQ0CR1 0x00000038
#define DDR_DX0GCR 0x0000CE81
#define DDR_DX0DLLCR 0x40000000
#define DDR_DX0DQTR 0xFFFFFFFF
#define DDR_DX0DQSTR 0x3DB02000
#define DDR_DX1GCR 0x0000CE81
#define DDR_DX1DLLCR 0x40000000
#define DDR_DX1DQTR 0xFFFFFFFF
#define DDR_DX1DQSTR 0x3DB02000
#define DDR_DX2GCR 0x0000CE81
#define DDR_DX2DLLCR 0x40000000
#define DDR_DX2DQTR 0xFFFFFFFF
#define DDR_DX2DQSTR 0x3DB02000
#define DDR_DX3GCR 0x0000CE81
#define DDR_DX3DLLCR 0x40000000
#define DDR_DX3DQTR 0xFFFFFFFF
#define DDR_DX3DQSTR 0x3DB02000
#include "stm32mp15-ddr.dtsi"

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// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
/*
* Copyright (c) 2022 DH electronics GmbH
*/
#define DDR_SIZE 0x40000000 /* 1GB */
#include "stm32mp15-fw-config.dtsi"

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// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
/*
* Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
* Copyright (C) 2022 DH electronics GmbH
*
* DHCOM STM32MP1 variant:
* DHCM-STM32MP157C-C065-R102-F0819-SPI-E2-CAN2-SDR104-RTC-WBT-T-DSI-I-01D2
* DHCOM PCB number: 587-200 or newer
* PDK2 PCB number: 516-400 or newer
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15xc.dtsi"
#include "stm32mp15xx-dhcom-som.dtsi"
#include "stm32mp15xx-dhcom-pdk2.dtsi"
/ {
model = "DH electronics STM32MP157C DHCOM Premium Developer Kit (2)";
compatible = "dh,stm32mp157c-dhcom-pdk2", "dh,stm32mp157c-dhcom-som",
"st,stm32mp157";
};
&cryp1 {
status = "okay";
};

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// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
/*
* Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
* Copyright (C) 2022 DH electronics GmbH
*/
/ {
aliases {
serial0 = &uart4;
serial1 = &usart3;
};
chosen {
stdout-path = "serial0:115200n8";
};
};
&usart3 {
pinctrl-names = "default";
pinctrl-0 = <&usart3_pins_a>;
status = "okay";
};
&usbotg_hs {
dr_mode = "otg";
pinctrl-0 = <&usbotg_hs_pins_a>;
pinctrl-names = "default";
phy-names = "usb2-phy";
phys = <&usbphyc_port1 0>;
vbus-supply = <&vbus_otg>;
status = "okay";
};
&usbphyc {
status = "okay";
};
&usbphyc_port0 {
phy-supply = <&vdd_usb>;
};
&usbphyc_port1 {
phy-supply = <&vdd_usb>;
};

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// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
/*
* Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
* Copyright (C) 2022 DH electronics GmbH
*/
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxaa-pinctrl.dtsi"
#include <dt-bindings/clock/stm32mp1-clksrc.h>
#include "stm32mp15-ddr3-dhsom-2x4Gb-1066-binG.dtsi"
/ {
memory@c0000000 {
device_type = "memory";
reg = <0xC0000000 0x40000000>;
};
};
&bsec {
board_id: board_id@ec {
reg = <0xec 0x4>;
st,non-secure-otp;
};
};
&cpu0{
cpu-supply = <&vddcore>;
};
&cpu1{
cpu-supply = <&vddcore>;
};
&hash1 {
status = "okay";
};
&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 = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
interrupt-controller;
#interrupt-cells = <2>;
status = "okay";
regulators {
compatible = "st,stpmic1-regulators";
ldo1-supply = <&v3v3>;
ldo2-supply = <&v3v3>;
ldo3-supply = <&vdd_ddr>;
ldo5-supply = <&v3v3>;
ldo6-supply = <&v3v3>;
pwr_sw1-supply = <&bst_out>;
pwr_sw2-supply = <&bst_out>;
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>;
regulator-always-on;
};
v2v8: ldo2 {
regulator-name = "v2v8";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
vtt_ddr: ldo3 {
regulator-name = "vtt_ddr";
regulator-always-on;
regulator-over-current-protection;
st,regulator-sink-source;
};
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;
};
bst_out: boost {
regulator-name = "bst_out";
};
vbus_otg: pwr_sw1 {
regulator-name = "vbus_otg";
};
vbus_sw: pwr_sw2 {
regulator-name = "vbus_sw";
regulator-active-discharge = <1>;
};
};
};
};
&iwdg2 {
timeout-sec = <32>;
status = "okay";
secure-status = "okay";
};
&pwr_regulators {
vdd-supply = <&vdd>;
vdd_3v3_usbfs-supply = <&vdd_usb>;
};
&qspi {
pinctrl-names = "default";
pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
flash0: flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-rx-bus-width = <4>;
spi-max-frequency = <108000000>;
#address-cells = <1>;
#size-cells = <1>;
};
};
&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_PLL4P
>;
st,clkdiv = <
1 /*MPU*/
0 /*AXI*/
0 /*MCU*/
1 /*APB1*/
1 /*APB2*/
1 /*APB3*/
1 /*APB4*/
2 /*APB5*/
23 /*RTC*/
0 /*MCO1*/
1 /*MCO2*/
>;
st,pkcs = <
CLK_CKPER_HSE
CLK_FMC_ACLK
CLK_QSPI_ACLK
CLK_ETH_PLL4P
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 = 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 = 600.0 MHz => P = 50, Q = 50, R = 50 */
pll4: st,pll@3 {
compatible = "st,stm32mp1-pll";
reg = <3>;
cfg = <1 49 5 11 11 PQR(1,1,1)>;
};
};
&rng1 {
status = "okay";
};
&rtc {
status = "okay";
};
&sdmmc1 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
disable-wp;
st,sig-dir;
st,neg-edge;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
status = "okay";
};
&sdmmc1_b4_pins_a {
/*
* SD bus pull-up resistors:
* - optional on SoMs with SD voltage translator
* - mandatory on SoMs without SD voltage translator
*/
pins1 {
bias-pull-up;
};
pins2 {
bias-pull-up;
};
};
&sdmmc2 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
non-removable;
no-sd;
no-sdio;
st,neg-edge;
bus-width = <8>;
vmmc-supply = <&v3v3>;
vqmmc-supply = <&v3v3>;
mmc-ddr-3_3v;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
status = "okay";
};