Merge changes I2c9aecc9,Ie6a019f4,Ief6f0a63,Iec9c80f2 into integration

* changes:
  fdts: stm32mp1: add support for the Seeed Odyssey SoM and board
  fdts: stm32mp1: add alternative SDMMC2 pins to the pinctrl
  fdts: stm32mp1: add I2C2 pins in the pinctrl
  fdts: stm32mp1: add the I2C2 peripheral in the SoC DTS

fdts/stm32mp15-pinctrl.dtsi

@@ -31,6 +31,16 @@
 		};
 	};
 
+	i2c2_pins_a: i2c2-0 {
+		pins {
+			pinmux = <STM32_PINMUX('H', 4, AF4)>, /* I2C2_SCL */
+				 <STM32_PINMUX('H', 5, AF4)>; /* I2C2_SDA */
+			bias-disable;
+			drive-open-drain;
+			slew-rate = <0>;
+		};
+	};
+
 	qspi_clk_pins_a: qspi-clk-0 {
 		pins {
 			pinmux = <STM32_PINMUX('F', 10, AF9)>; /* QSPI_CLK */
@@ -166,6 +176,15 @@
 		};
 	};
 
+	sdmmc2_d47_pins_d: sdmmc2-d47-3 {
+		pins {
+			pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
+				 <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
+				 <STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */
+				 <STM32_PINMUX('C', 7, AF10)>; /* SDMMC2_D7 */
+		};
+	};
+
 	uart4_pins_a: uart4-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */

fdts/stm32mp151.dtsi

@@ -121,6 +121,21 @@
 			status = "disabled";
 		};
 
+		i2c2: i2c@40013000 {
+			compatible = "st,stm32mp15-i2c";
+			reg = <0x40013000 0x400>;
+			interrupt-names = "event", "error";
+			interrupts = <&exti 22 IRQ_TYPE_LEVEL_HIGH>,
+				     <&intc GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&rcc I2C2_K>;
+			resets = <&rcc I2C2_R>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			st,syscfg-fmp = <&syscfg 0x4 0x2>;
+			wakeup-source;
+			status = "disabled";
+		};
+
 		uart7: serial@40018000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x40018000 0x400>;

fdts/stm32mp157c-odyssey-som.dtsi

+/*
+ * Copyright (C) 2019, STMicroelectronics. All Rights Reserved.
+ * Copyright (C) 2021, Grzegorz Szymaszek.
+ *
+ * SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
+ */
+
+#include "stm32mp157.dtsi"
+#include "stm32mp15xc.dtsi"
+#include "stm32mp15-pinctrl.dtsi"
+#include "stm32mp15xxac-pinctrl.dtsi"
+#include <dt-bindings/clock/stm32mp1-clksrc.h>
+#include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi"
+
+/ {
+	memory@c0000000 {
+		device_type = "memory";
+		reg = <0xc0000000 0x20000000>;
+	};
+
+	vin: vin {
+		compatible = "regulator-fixed";
+		regulator-name = "vin";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+	};
+};
+
+&bsec {
+	board_id: board_id@ec {
+		reg = <0xec 0x4>;
+		st,non-secure-otp;
+	};
+};
+
+&clk_hse {
+	st,digbypass;
+};
+
+&cpu0 {
+	cpu-supply = <&vddcore>;
+};
+
+&cpu1 {
+	cpu-supply = <&vddcore>;
+};
+
+&cryp1 {
+	status = "okay";
+};
+
+&hash1 {
+	status = "okay";
+};
+
+&i2c2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins_a>;
+	clock-frequency = <400000>;
+	i2c-scl-rising-time-ns = <185>;
+	i2c-scl-falling-time-ns = <20>;
+	status = "okay";
+
+	pmic: stpmic@33 {
+		compatible = "st,stpmic1";
+		reg = <0x33>;
+		interrupts-extended = <&exti_pwr 55 IRQ_TYPE_EDGE_FALLING>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		status = "okay";
+
+		regulators {
+			compatible = "st,stpmic1-regulators";
+			buck1-supply = <&vin>;
+			buck2-supply = <&vin>;
+			buck3-supply = <&vin>;
+			buck4-supply = <&vin>;
+			ldo1-supply = <&v3v3>;
+			ldo2-supply = <&vin>;
+			ldo3-supply = <&vdd_ddr>;
+			ldo4-supply = <&vin>;
+			ldo5-supply = <&vin>;
+			ldo6-supply = <&v3v3>;
+			vref_ddr-supply = <&vin>;
+			boost-supply = <&vin>;
+			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;
+			};
+
+			v3v3_hdmi: ldo2 {
+				regulator-name = "v3v3_hdmi";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			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";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			vdda: ldo5 {
+				regulator-name = "vdda";
+				regulator-min-microvolt = <2900000>;
+				regulator-max-microvolt = <2900000>;
+				regulator-boot-on;
+			};
+
+			v1v2_hdmi: ldo6 {
+				regulator-name = "v1v2_hdmi";
+				regulator-min-microvolt = <1200000>;
+				regulator-max-microvolt = <1200000>;
+				regulator-always-on;
+			};
+
+			vref_ddr: vref_ddr {
+				regulator-name = "vref_ddr";
+				regulator-always-on;
+				regulator-over-current-protection;
+			};
+
+			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>;
+			};
+		};
+
+		pmic_watchdog: watchdog {
+			compatible = "st,stpmic1-wdt";
+			status = "disabled";
+		};
+	};
+};
+
+&iwdg2 {
+	timeout-sec = <32>;
+	status = "okay";
+};
+
+&pwr_regulators {
+	vdd-supply = <&vdd>;
+	vdd_3v3_usbfs-supply = <&vdd_usb>;
+};
+
+&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_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_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 = 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)>;
+	};
+};
+
+&rng1 {
+	status = "okay";
+};
+
+&rtc {
+	status = "okay";
+};
+
+&sdmmc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_d>;
+	non-removable;
+	no-sd;
+	no-sdio;
+	st,neg-edge;
+	bus-width = <8>;
+	vmmc-supply = <&v3v3>;
+	vqmmc-supply = <&vdd>;
+	mmc-ddr-3_3v;
+	status = "okay";
+};

fdts/stm32mp157c-odyssey.dts

+/*
+ * Copyright (C) 2019, STMicroelectronics. All Rights Reserved.
+ * Copyright (C) 2021, Grzegorz Szymaszek.
+ *
+ * SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
+ */
+
+/dts-v1/;
+
+#include "stm32mp157c-odyssey-som.dtsi"
+
+/ {
+	model = "Seeed Studio Odyssey-STM32MP157C Board";
+	compatible = "seeed,stm32mp157c-odyssey",
+		     "seeed,stm32mp157c-odyssey-som", "st,stm32mp157";
+
+	aliases {
+		serial0 = &uart4;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&sdmmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc1_b4_pins_a>;
+	disable-wp;
+	st,neg-edge;
+	bus-width = <4>;
+	vmmc-supply = <&v3v3>;
+	status = "okay";
+};
+
+&uart4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart4_pins_a>;
+	status = "okay";
+};