ARM: dts: stm32: add seeed studio odyssey-stm32mp157c board

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>

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index f01eb7b..d573cc6 100644 (file)
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -937,6 +937,7 @@ dtb-$(CONFIG_STM32MP15x) += \
        stm32mp157c-dk2.dtb \
        stm32mp157c-ed1.dtb \
        stm32mp157c-ev1.dtb \
+       stm32mp157c-odyssey.dtb \
        stm32mp15xx-dhcom-pdk2.dtb \
        stm32mp15xx-dhcor-avenger96.dtb
 

diff --git a/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi b/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi
new file mode 100644 (file)
index 0000000..6be7288
--- /dev/null
+++ b/arch/arm/dts/stm32mp157c-odyssey-som-u-boot.dtsi
@@ -0,0 +1,125 @@
+// 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;
+       };
+};

diff --git a/arch/arm/dts/stm32mp157c-odyssey-som.dtsi b/arch/arm/dts/stm32mp157c-odyssey-som.dtsi
new file mode 100644 (file)
index 0000000..83ff2e7
--- /dev/null
+++ b/arch/arm/dts/stm32mp157c-odyssey-som.dtsi
@@ -0,0 +1,364 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>
+ */
+
+/dts-v1/;
+
+#include "stm32mp157.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxac-pinctrl.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/st,stpmic1.h>
+
+/ {
+
+       model = "Seeed Studio Odyssey-STM32MP157C SOM";
+       compatible = "seeed,odyssey-stm32mp157c-som", "st,stm32mp157";
+
+       memory@c0000000 {
+               device_type = "memory";
+               reg = <0xc0000000 0x20000000>;
+       };
+
+       reserved-memory {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               mcuram2: mcuram2@10000000 {
+                       compatible = "shared-dma-pool";
+                       reg = <0x10000000 0x40000>;
+                       no-map;
+               };
+
+               vdev0vring0: vdev0vring0@10040000 {
+                       compatible = "shared-dma-pool";
+                       reg = <0x10040000 0x1000>;
+                       no-map;
+               };
+
+               vdev0vring1: vdev0vring1@10041000 {
+                       compatible = "shared-dma-pool";
+                       reg = <0x10041000 0x1000>;
+                       no-map;
+               };
+
+               vdev0buffer: vdev0buffer@10042000 {
+                       compatible = "shared-dma-pool";
+                       reg = <0x10042000 0x4000>;
+                       no-map;
+               };
+
+               mcuram: mcuram@30000000 {
+                       compatible = "shared-dma-pool";
+                       reg = <0x30000000 0x40000>;
+                       no-map;
+               };
+
+               retram: retram@38000000 {
+                       compatible = "shared-dma-pool";
+                       reg = <0x38000000 0x10000>;
+                       no-map;
+               };
+
+               gpu_reserved: gpu@d4000000 {
+                       reg = <0xd4000000 0x4000000>;
+                       no-map;
+               };
+
+               optee@de000000 {
+                       reg = <0xde000000 0x02000000>;
+                       no-map;
+               };
+       };
+
+       led {
+               compatible = "gpio-leds";
+               blue {
+                       label = "heartbeat";
+                       gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+                       default-state = "off";
+               };
+       };
+
+};
+
+&gpu {
+       contiguous-area = <&gpu_reserved>;
+       status = "okay";
+};
+
+&i2c2 {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&i2c2_pins_a>;
+       pinctrl-1 = <&i2c2_sleep_pins_a>;
+       i2c-scl-rising-time-ns = <185>;
+       i2c-scl-falling-time-ns = <20>;
+       clock-frequency = <400000>;
+       status = "okay";
+       /* spare dmas for other usage */
+       /delete-property/dmas;
+       /delete-property/dma-names;
+
+       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>;
+                       ldo3-supply = <&vdd_ddr>;
+                       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>;
+                       };
+
+                       v1v8_audio: ldo1 {
+                               regulator-name = "v1v8_audio";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                               interrupts = <IT_CURLIM_LDO1 0>;
+                       };
+
+                       v3v3_hdmi: ldo2 {
+                               regulator-name = "v3v3_hdmi";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                               interrupts = <IT_CURLIM_LDO2 0>;
+                       };
+
+                       vtt_ddr: ldo3 {
+                               regulator-name = "vtt_ddr";
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <750000>;
+                               regulator-always-on;
+                               regulator-over-current-protection;
+                       };
+
+                       vdd_usb: ldo4 {
+                               regulator-name = "vdd_usb";
+                               interrupts = <IT_CURLIM_LDO4 0>;
+                       };
+
+                       vdda: ldo5 {
+                               regulator-name = "vdda";
+                               regulator-min-microvolt = <2900000>;
+                               regulator-max-microvolt = <2900000>;
+                               interrupts = <IT_CURLIM_LDO5 0>;
+                               regulator-boot-on;
+                       };
+
+                       v1v2_hdmi: ldo6 {
+                               regulator-name = "v1v2_hdmi";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <1200000>;
+                               regulator-always-on;
+                               interrupts = <IT_CURLIM_LDO6 0>;
+                       };
+
+                       vref_ddr: vref_ddr {
+                               regulator-name = "vref_ddr";
+                               regulator-always-on;
+                       };
+
+                        bst_out: boost {
+                               regulator-name = "bst_out";
+                               interrupts = <IT_OCP_BOOST 0>;
+                        };
+
+                       vbus_otg: pwr_sw1 {
+                               regulator-name = "vbus_otg";
+                               interrupts = <IT_OCP_OTG 0>;
+                        };
+
+                        vbus_sw: pwr_sw2 {
+                               regulator-name = "vbus_sw";
+                               interrupts = <IT_OCP_SWOUT 0>;
+                               regulator-active-discharge = <1>;
+                        };
+               };
+
+               onkey {
+                       compatible = "st,stpmic1-onkey";
+                       interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
+                       interrupt-names = "onkey-falling", "onkey-rising";
+                       power-off-time-sec = <10>;
+                       status = "okay";
+               };
+
+               watchdog {
+                       compatible = "st,stpmic1-wdt";
+                       status = "disabled";
+               };
+       };
+};
+
+&ipcc {
+       status = "okay";
+};
+
+&iwdg2 {
+       timeout-sec = <32>;
+       status = "okay";
+};
+
+&m4_rproc {
+       memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
+                       <&vdev0vring1>, <&vdev0buffer>;
+       mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
+       mbox-names = "vq0", "vq1", "shutdown";
+       interrupt-parent = <&exti>;
+       interrupts = <68 1>;
+       status = "okay";
+};
+
+&sdmmc2 {
+       pinctrl-names = "default", "opendrain", "sleep";
+       pinctrl-0 = <&sdmmc2_b4_pins_a>;
+       pinctrl-1 = <&sdmmc2_b4_od_pins_a>;
+       pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
+       broken-cd;
+       disable-wp;
+       st,neg-edge;
+       bus-width = <4>;
+       vmmc-supply = <&v3v3>;
+       status = "okay";
+};
+
+&timers1 {
+       /* spare dmas for other usage */
+       /delete-property/dmas;
+       /delete-property/dma-names;
+       status = "disabled";
+       pwm {
+               pinctrl-0 = <&pwm1_pins_a>;
+               pinctrl-1 = <&pwm1_sleep_pins_a>;
+               pinctrl-names = "default", "sleep";
+               status = "okay";
+       };
+       timer@0 {
+               status = "okay";
+       };
+};
+
+&timers3 {
+       /delete-property/dmas;
+       /delete-property/dma-names;
+       status = "disabled";
+       pwm {
+               pinctrl-0 = <&pwm3_pins_a>;
+               pinctrl-1 = <&pwm3_sleep_pins_a>;
+               pinctrl-names = "default", "sleep";
+               status = "okay";
+       };
+       timer@2 {
+               status = "okay";
+       };
+};
+
+&timers4 {
+       /delete-property/dmas;
+       /delete-property/dma-names;
+       status = "disabled";
+       pwm {
+               pinctrl-0 = <&pwm4_pins_a &pwm4_pins_b>;
+               pinctrl-1 = <&pwm4_sleep_pins_a &pwm4_sleep_pins_b>;
+               pinctrl-names = "default", "sleep";
+               status = "okay";
+       };
+       timer@3 {
+               status = "okay";
+       };
+};
+
+&timers5 {
+       /delete-property/dmas;
+       /delete-property/dma-names;
+       status = "disabled";
+       pwm {
+               pinctrl-0 = <&pwm5_pins_a>;
+               pinctrl-1 = <&pwm5_sleep_pins_a>;
+               pinctrl-names = "default", "sleep";
+               status = "okay";
+       };
+       timer@4 {
+               status = "okay";
+       };
+};
+
+&timers6 {
+       /delete-property/dmas;
+       /delete-property/dma-names;
+       status = "disabled";
+       timer@5 {
+               status = "okay";
+       };
+};
+
+&timers12 {
+       /delete-property/dmas;
+       /delete-property/dma-names;
+       status = "disabled";
+       pwm {
+               pinctrl-0 = <&pwm12_pins_a>;
+               pinctrl-1 = <&pwm12_sleep_pins_a>;
+               pinctrl-names = "default", "sleep";
+               status = "okay";
+       };
+       timer@11 {
+               status = "okay";
+       };
+};
+
+&vrefbuf {
+       regulator-min-microvolt = <2500000>;
+       regulator-max-microvolt = <2500000>;
+       vdda-supply = <&vdd>;
+       status = "okay";
+};

diff --git a/arch/arm/dts/stm32mp157c-odyssey-u-boot.dtsi b/arch/arm/dts/stm32mp157c-odyssey-u-boot.dtsi
new file mode 100644 (file)
index 0000000..abceba5
--- /dev/null
+++ b/arch/arm/dts/stm32mp157c-odyssey-u-boot.dtsi
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
+/*
+ * Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>
+ */
+
+ #include "stm32mp157c-odyssey-som-u-boot.dtsi"
+
+/ {
+       aliases {
+               mmc0 = &sdmmc1;
+               usb0 = &usbotg_hs;
+       };
+       config {
+               u-boot,boot-led = "heartbeat";
+               u-boot,error-led = "error";
+       };
+       led {
+               red {
+                       label = "error";
+                       gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
+                       default-state = "off";
+                       status = "okay";
+               };
+       };
+};
+
+&adc {
+       status = "okay";
+};
+
+&sdmmc1 {
+       u-boot,dm-spl;
+};
+
+&sdmmc1_b4_pins_a {
+       u-boot,dm-spl;
+       pins1 {
+               u-boot,dm-spl;
+       };
+       pins2 {
+               u-boot,dm-spl;
+       };
+};
+
+&uart4 {
+       u-boot,dm-pre-reloc;
+};
+
+&uart4_pins_a {
+       u-boot,dm-pre-reloc;
+       pins1 {
+               u-boot,dm-pre-reloc;
+       };
+       pins2 {
+               u-boot,dm-pre-reloc;
+       };
+};
+

diff --git a/arch/arm/dts/stm32mp157c-odyssey.dts b/arch/arm/dts/stm32mp157c-odyssey.dts
new file mode 100644 (file)
index 0000000..0e72549
--- /dev/null
+++ b/arch/arm/dts/stm32mp157c-odyssey.dts
@@ -0,0 +1,161 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>
+ */
+
+/dts-v1/;
+
+#include "stm32mp157c-odyssey-som.dtsi"
+
+/ {
+
+       model = "Seeed Studio Odyssey-STM32MP157C Board";
+       compatible = "seeed,odyssey-stm32mp157c", "st,stm32mp157";
+
+       aliases {
+               ethernet0 = &ethernet0;
+               serial0 = &uart4;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+
+       led {
+               compatible = "gpio-leds";
+               blue {
+                       label = "heartbeat";
+                       gpios = <&gpiog 3 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+                       default-state = "off";
+               };
+       };
+
+};
+
+&adc {
+       pinctrl-names = "default";
+       pinctrl-0 = <&adc12_ain_pins_a>, <&adc12_usb_cc_pins_a>;
+       vdd-supply = <&vdd>;
+       vdda-supply = <&vdd>;
+       vref-supply = <&vrefbuf>;
+       status = "disabled";
+       adc1: adc@0 {
+               /*
+                * Type-C USB_PWR_CC1 & USB_PWR_CC2 on in18 & in19.
+                * Use at least 5 * RC time, e.g. 5 * (Rp + Rd) * C:
+                * 5 * (56 + 47kOhms) * 5pF => 2.5us.
+                * Use arbitrary margin here (e.g. 5us).
+                */
+               st,min-sample-time-nsecs = <5000>;
+               /* AIN connector, USB Type-C CC1 & CC2 */
+               st,adc-channels = <0 1 6 13 18 19>;
+               status = "okay";
+       };
+       adc2: adc@100 {
+               /* AIN connector, USB Type-C CC1 & CC2 */
+               st,adc-channels = <0 1 2 6 18 19>;
+               st,min-sample-time-nsecs = <5000>;
+               status = "okay";
+       };
+};
+
+&cec {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&cec_pins_b>;
+       pinctrl-1 = <&cec_sleep_pins_b>;
+       status = "okay";
+};
+
+&ethernet0 {
+       status = "okay";
+       pinctrl-0 = <&ethernet0_rgmii_pins_a>;
+       pinctrl-1 = <&ethernet0_rgmii_sleep_pins_a>;
+       pinctrl-names = "default", "sleep";
+       phy-mode = "rgmii-id";
+       max-speed = <1000>;
+       phy-handle = <&phy0>;
+
+       mdio0 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "snps,dwmac-mdio";
+               phy0: ethernet-phy@0 {
+                       reg = <0>;
+               };
+       };
+};
+
+&gpu {
+       contiguous-area = <&gpu_reserved>;
+       status = "okay";
+};
+
+&i2c1 {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&i2c1_pins_a>;
+       pinctrl-1 = <&i2c1_sleep_pins_a>;
+       i2c-scl-rising-time-ns = <100>;
+       i2c-scl-falling-time-ns = <7>;
+       status = "okay";
+       /delete-property/dmas;
+       /delete-property/dma-names;
+};
+
+&i2s2 {
+       clocks = <&rcc SPI2>, <&rcc SPI2_K>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
+       clock-names = "pclk", "i2sclk", "x8k", "x11k";
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&i2s2_pins_a>;
+       pinctrl-1 = <&i2s2_sleep_pins_a>;
+       status = "okay";
+};
+
+&pwr_regulators {
+       vdd-supply = <&vdd>;
+       vdd_3v3_usbfs-supply = <&vdd_usb>;
+};
+
+&sdmmc1 {
+       pinctrl-names = "default", "opendrain", "sleep";
+       pinctrl-0 = <&sdmmc1_b4_pins_a>;
+       pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
+       pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
+       broken-cd;
+       disable-wp;
+       st,neg-edge;
+       bus-width = <4>;
+       vmmc-supply = <&v3v3>;
+       status = "okay";
+};
+
+&uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&uart4_pins_a>;
+       status = "okay";
+};
+
+&usbh_ehci {
+       phys = <&usbphyc_port0>;
+       status = "okay";
+};
+
+&usbotg_hs {
+       dr_mode = "peripheral";
+       phys = <&usbphyc_port1 0>;
+       phy-names = "usb2-phy";
+       status = "okay";
+};
+
+&usbphyc {
+       status = "okay";
+};
+
+&usbphyc_port0 {
+       phy-supply = <&vdd_usb>;
+};
+
+&usbphyc_port1 {
+       phy-supply = <&vdd_usb>;
+};
+