Liontron H-A133L U-Boot board support, on top of posted A133 patches

u_boot_liontron_h-a133l_support.patch

commit 3a4c07b5f6db324a27b16e40d4185479752401b5
Author: Andre Przywara <[email protected]>
Date:   Wed Jan 8 00:36:38 2025 +0000

    add first Liontron-A133 board support

diff --git a/configs/liontron-h-a133l_defconfig b/configs/liontron-h-a133l_defconfig
new file mode 100644
index 00000000000..bb8a1cdfb57
--- /dev/null
+++ b/configs/liontron-h-a133l_defconfig
@@ -0,0 +1,44 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_DEFAULT_DEVICE_TREE="allwinner/sun50i-a133-liontron-h-a133l"
+CONFIG_SPL=y
+CONFIG_DRAM_SUNXI_DX_ODT=0x7070707
+CONFIG_DRAM_SUNXI_DX_DRI=0xd0d0d0d
+CONFIG_DRAM_SUNXI_CA_DRI=0xe0e
+CONFIG_DRAM_SUNXI_PARA0=0xd0a050c
+CONFIG_DRAM_SUNXI_PARA1=0x310a
+CONFIG_DRAM_SUNXI_PARA2=0x8000000
+CONFIG_DRAM_SUNXI_MR0=0
+CONFIG_DRAM_SUNXI_MR1=0x34
+CONFIG_DRAM_SUNXI_MR2=0x1b
+CONFIG_DRAM_SUNXI_MR3=0x33
+CONFIG_DRAM_SUNXI_MR4=0x3
+CONFIG_DRAM_SUNXI_MR11=0x4
+CONFIG_DRAM_SUNXI_MR12=0x72
+CONFIG_DRAM_SUNXI_MR13=0x0
+CONFIG_DRAM_SUNXI_MR14=0x7
+CONFIG_DRAM_SUNXI_TPR1=0x26
+CONFIG_DRAM_SUNXI_TPR2=0x6060606
+CONFIG_DRAM_SUNXI_TPR3=0x84040404
+CONFIG_DRAM_SUNXI_TPR6=0x48000000
+CONFIG_DRAM_SUNXI_TPR10=0x273333
+CONFIG_DRAM_SUNXI_TPR11=0x231d151c
+CONFIG_DRAM_SUNXI_TPR12=0x1212110e
+CONFIG_DRAM_SUNXI_TPR13=0x7521
+CONFIG_DRAM_SUNXI_TPR14=0x2023211f
+CONFIG_MACH_SUN50I_A133=y
+CONFIG_DRAM_CLK=792
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_SUNXI_DRAM_A133_LPDDR4=y
+CONFIG_R_I2C_ENABLE=y
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL_I2C=y
+CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_SYS_I2C_MVTWSI=y
+CONFIG_SYS_I2C_SLAVE=0x7f
+CONFIG_SYS_I2C_SPEED=400000
+CONFIG_AXP803_POWER=y
+CONFIG_AXP_DCDC5_VOLT=1100
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
diff --git a/dts/upstream/src/arm64/allwinner/sun50i-a133-liontron-h-a133l.dts b/dts/upstream/src/arm64/allwinner/sun50i-a133-liontron-h-a133l.dts
new file mode 100644
index 00000000000..ded58dbc470
--- /dev/null
+++ b/dts/upstream/src/arm64/allwinner/sun50i-a133-liontron-h-a133l.dts
@@ -0,0 +1,253 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2025 Arm Ltd.
+ */
+
+/dts-v1/;
+
+#include "sun50i-a100.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/{
+	model = "Liontron H-A133L";
+	compatible = "liontron,h-a133l", "allwinner,sun50i-a100";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	reg_vcc5v: vcc5v {
+		/* board wide 5V supply from a 12V->5V regulator */
+		compatible = "regulator-fixed";
+		regulator-name = "vcc-5v";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+	};
+
+	reg_vcc3v3: vcc3v3 {
+		/* 3.3V dummy supply for the SD card */
+		compatible = "regulator-fixed";
+		regulator-name = "vcc-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&reg_vcc5v>;
+		regulator-always-on;
+	};
+};
+
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&mmc0 {
+	vmmc-supply = <&reg_dcdc1>;
+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
+	bus-width = <4>;
+	status = "okay";
+};
+
+&mmc2 {
+	vmmc-supply = <&reg_dcdc1>;
+	vqmmc-supply = <&reg_eldo1>;
+	cap-mmc-hw-reset;
+	non-removable;
+	bus-width = <8>;
+	status = "okay";
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&ohci1 {
+	status = "okay";
+};
+
+/*
+&pio {
+	vcc-pb-supply = <&reg_dcdc1>;
+	vcc-pc-supply = <&reg_eldo1>;
+	vcc-pd-supply = <&reg_dcdc1>;
+	vcc-pe-supply = <&reg_dldo2>;
+	vcc-pf-supply = <&reg_dcdc1>;
+	vcc-pg-supply = <&reg_dldo1>;
+	vcc-ph-supply = <&reg_dcdc1>;
+};
+*/
+
+&r_pio {
+	/*
+	 * FIXME: We can't add that supply for now since it would
+	 * create a circular dependency between pinctrl, the regulator
+	 * and the RSB Bus.
+	 *
+	 * vcc-pl-supply = <&reg_aldo3>;
+	 */
+};
+
+&r_i2c0 {
+	status = "okay";
+
+	axp803: pmic@34 {
+		compatible = "x-powers,axp803";
+		reg = <0x34>;
+		interrupt-parent = <&r_intc>;
+		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+		x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
+	};
+};
+
+#include "axp803.dtsi"
+
+&ac_power_supply {
+	status = "okay";
+};
+
+/*
+&reg_aldo1 {
+	regulator-always-on;
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+	regulator-name = "vcc-pll-avcc";
+};
+
+&reg_aldo2 {
+	regulator-always-on;
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+	regulator-name = "vcc-dram-1";
+};
+
+&reg_aldo3 {
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-usb-pl";
+};
+*/
+
+&reg_dcdc1 {
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-io-usb-pd-emmc-nand-card";
+};
+
+&reg_dcdc2 {
+	regulator-always-on;
+	regulator-min-microvolt = <810000>;
+	regulator-max-microvolt = <1200000>;
+	regulator-name = "vdd-cpux";
+};
+
+/* DCDC3 is polyphased with DCDC2 */
+
+/*
+&reg_dcdc4 {
+	regulator-always-on;
+	regulator-min-microvolt = <950000>;
+	regulator-max-microvolt = <950000>;
+	regulator-name = "vdd-sys-usb-dram";
+};
+*/
+
+&reg_dcdc5 {
+	regulator-always-on;
+	regulator-min-microvolt = <1100000>;
+	regulator-max-microvolt = <1100000>;
+	regulator-name = "vcc-dram";
+};
+
+/*
+&reg_dldo1 {
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-pg-dcxo-wifi";
+};
+
+&reg_dldo2 {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <2800000>;
+	regulator-name = "vcc-pe-csi";
+};
+
+&reg_dldo3 {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "ldo-avdd-csi";
+};
+
+&reg_dldo4 {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <2800000>;
+	regulator-name = "avcc-csi";
+};
+*/
+
+&reg_eldo1 {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+	regulator-name = "vcc-pc-lvds-csi-efuse-emmc-nand";
+};
+
+/*
+&reg_eldo2 {
+	regulator-min-microvolt = <1200000>;
+	regulator-max-microvolt = <1800000>;
+	regulator-name = "dvdd-csi";
+};
+
+&reg_eldo3 {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+	regulator-name = "vcc-mipi-lcd";
+};
+
+&reg_fldo1 {
+	regulator-always-on;
+	regulator-min-microvolt = <900000>;
+	regulator-max-microvolt = <900000>;
+	regulator-name = "vdd-cpus-usb";
+};
+
+&reg_ldo_io0 {
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-ctp";
+	status = "okay";
+};
+*/
+
+&reg_drivevbus {
+	regulator-name = "usb0-vbus";
+	status = "okay";
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_pb_pins>;
+	status = "okay";
+};
+
+&usb_otg {
+	dr_mode = "host";       /* USB A type receptable */
+	status = "okay";
+};
+
+&usbphy {
+	status = "okay";
+};