imx: Support i.MX91 11x11 EVK board

Add i.MX91 11x11 EVK Board support.
 - Four ddr scripts included w/o inline ecc feature.
 - SDHC/NETWORK/I2C/UART supported
 - PCA9451 supported, default nominal drive mode
 - Documentation added.

Signed-off-by: Ye Li <[email protected]>
Signed-off-by: Peng Fan <[email protected]>

3 files changed, 294 insertions, 0 deletions

diff --git a/arch/arm/dts/imx91-11x11-evk-u-boot.dtsi b/arch/arm/dts/imx91-11x11-evk-u-boot.dtsi
new file mode 100644
index 00000000000..54b4d0aa3b6
--- /dev/null
+++ b/arch/arm/dts/imx91-11x11-evk-u-boot.dtsi
@@ -0,0 +1,195 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include "imx91-u-boot.dtsi"
+
+/ {
+	wdt-reboot {
+		compatible = "wdt-reboot";
+		wdt = <&wdog3>;
+		bootph-pre-ram;
+		bootph-some-ram;
+	};
+
+	firmware {
+		optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
+	};
+};
+
+&{/soc@0} {
+	bootph-all;
+	bootph-pre-ram;
+};
+
+&aips1 {
+	bootph-pre-ram;
+	bootph-all;
+};
+
+&aips2 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&aips3 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&iomuxc {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&reg_usdhc2_vmmc {
+	u-boot,off-on-delay-us = <20000>;
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_reg_usdhc2_vmmc {
+	bootph-pre-ram;
+};
+
+&pinctrl_uart1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_usdhc1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_usdhc2_gpio {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_usdhc2 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&gpio1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&gpio2 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&gpio3 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&gpio4 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&lpuart1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&usdhc1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&usdhc2 {
+	bootph-pre-ram;
+	bootph-some-ram;
+	fsl,signal-voltage-switch-extra-delay-ms = <8>;
+};
+
+&lpi2c1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&lpi2c2 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&lpi2c3 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&{/soc@0/bus@44000000/i2c@44350000/pmic@25} {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&{/soc@0/bus@44000000/i2c@44350000/pmic@25/regulators} {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_lpi2c1 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_lpi2c2 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&pinctrl_lpi2c3 {
+	bootph-pre-ram;
+	bootph-some-ram;
+};
+
+&fec {
+	compatible = "fsl,imx91-fec", "fsl,imx93-fec", "fsl,imx8mq-fec";
+	phy-reset-gpios = <&pcal6524 16 GPIO_ACTIVE_LOW>;
+	phy-reset-duration = <15>;
+	phy-reset-post-delay = <100>;
+};
+
+&ethphy1 {
+	reset-gpios = <&pcal6524 15 GPIO_ACTIVE_LOW>;
+	reset-assert-us = <15000>;
+	reset-deassert-us = <100000>;
+};
+
+&s4muap {
+	bootph-pre-ram;
+	bootph-some-ram;
+	status = "okay";
+};
+
+&clk {
+	bootph-all;
+	bootph-pre-ram;
+	/delete-property/ assigned-clocks;
+	/delete-property/ assigned-clock-rates;
+	/delete-property/ assigned-clock-parents;
+};
+
+&osc_32k {
+	bootph-all;
+	bootph-pre-ram;
+};
+
+&osc_24m {
+	bootph-all;
+	bootph-pre-ram;
+};
+
+&clk_ext1 {
+	bootph-all;
+	bootph-pre-ram;
+};
diff --git a/arch/arm/dts/imx91-u-boot.dtsi b/arch/arm/dts/imx91-u-boot.dtsi
new file mode 100644
index 00000000000..5b639c965d6
--- /dev/null
+++ b/arch/arm/dts/imx91-u-boot.dtsi
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2023 Mathieu Othacehe <[email protected]>
+ */
+
+/ {
+	binman: binman {
+		multiple-images;
+	};
+};
+
+&A55_0 {
+	clocks = <&clk IMX93_CLK_A55_SEL>;
+};
+
+&binman {
+	u-boot-spl-ddr {
+		align = <4>;
+		align-size = <4>;
+		filename = "u-boot-spl-ddr.bin";
+		pad-byte = <0xff>;
+
+		u-boot-spl {
+			align-end = <4>;
+			filename = "u-boot-spl.bin";
+		};
+
+		ddr-1d-imem-fw {
+			filename = "lpddr4_imem_1d_v202201.bin";
+			align-end = <4>;
+			type = "blob-ext";
+		};
+
+		ddr-1d-dmem-fw {
+			filename = "lpddr4_dmem_1d_v202201.bin";
+			align-end = <4>;
+			type = "blob-ext";
+		};
+
+		ddr-2d-imem-fw {
+			filename = "lpddr4_imem_2d_v202201.bin";
+			align-end = <4>;
+			type = "blob-ext";
+		};
+
+		ddr-2d-dmem-fw {
+			filename = "lpddr4_dmem_2d_v202201.bin";
+			align-end = <4>;
+			type = "blob-ext";
+		};
+	};
+
+	spl {
+		filename = "spl.bin";
+
+		mkimage {
+			args = "-n spl/u-boot-spl.cfgout -T imx8image -e 0x204A0000";
+
+			blob {
+				filename = "u-boot-spl-ddr.bin";
+			};
+		};
+	};
+
+	u-boot-container {
+		filename = "u-boot-container.bin";
+
+		mkimage {
+			args = "-n u-boot-container.cfgout -T imx8image -e 0x0";
+
+			blob {
+				filename = "u-boot.bin";
+			};
+		};
+	};
+
+	imx-boot {
+		filename = "flash.bin";
+		pad-byte = <0x00>;
+
+		spl: blob-ext@1 {
+			filename = "spl.bin";
+			offset = <0x0>;
+			align-size = <0x400>;
+			align = <0x400>;
+		};
+
+		uboot: blob-ext@2 {
+			filename = "u-boot-container.bin";
+		};
+	};
+};
diff --git a/arch/arm/mach-imx/imx9/Kconfig b/arch/arm/mach-imx/imx9/Kconfig
index 4554e215f0d..54c6b117fcf 100644
--- a/arch/arm/mach-imx/imx9/Kconfig
+++ b/arch/arm/mach-imx/imx9/Kconfig
@@ -29,6 +29,12 @@ choice
 	prompt  "NXP i.MX9 board select"
 	optional
 
+config TARGET_IMX91_11X11_EVK
+	bool "imx91_11x11_evk"
+	select OF_BOARD_FIXUP
+	select IMX91
+	imply OF_UPSTREAM
+
 config TARGET_IMX93_9X9_QSB
 	bool "imx93_qsb"
 	select OF_BOARD_FIXUP
@@ -56,6 +62,7 @@ config TARGET_PHYCORE_IMX93
 
 endchoice
 
+source "board/freescale/imx91_evk/Kconfig"
 source "board/freescale/imx93_evk/Kconfig"
 source "board/freescale/imx93_qsb/Kconfig"
 source "board/phytec/phycore_imx93/Kconfig"