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board: mediatek: Add support for UniElec U7623 board
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This is an MT7623A-based board, very similar to the Banana Pi R2.

http://www.unielecinc.com/q/news/cn/p/product/detail.html?qd_guid=OjXwKCaRlN

Signed-off-by: David Woodhouse <[email protected]>
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dwmw2 authored and trini committed Jul 29, 2020
1 parent 368ac3f commit 3fad1ca
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1 change: 1 addition & 0 deletions arch/arm/dts/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -949,6 +949,7 @@ dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \

dtb-$(CONFIG_ARCH_MEDIATEK) += \
mt7622-rfb.dtb \
mt7623a-unielec-u7623-02-emmc.dtb \
mt7623n-bananapi-bpi-r2.dtb \
mt7629-rfb.dtb \
mt8512-bm1-emmc.dtb \
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211 changes: 211 additions & 0 deletions arch/arm/dts/mt7623a-unielec-u7623-02-emmc.dts
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/*
* Copyright (C) 2018 MediaTek Inc.
* Author: Ryder Lee <[email protected]>
*
* SPDX-License-Identifier: (GPL-2.0 OR MIT)
*/

/dts-v1/;
#include "mt7623.dtsi"
#include "mt7623-u-boot.dtsi"

/ {
model = "UniElec U7623-02 eMMC";
compatible = "unielec,u7623-02-emmc", "mediatek,mt7623";

memory@80000000 {
device_type = "memory";
reg = <0 0x80000000 0 0x20000000>;
};

chosen {
stdout-path = &uart2;
tick-timer = &timer0;
};

reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};

reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};

reg_5v: regulator-5v {
compatible = "regulator-fixed";
regulator-name = "fixed-5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-boot-on;
regulator-always-on;
};

leds {
compatible = "gpio-leds";

led3 {
label = "u7623-01:green:led3";
gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
default-state = "off";
};

led4 {
label = "u7623-01:green:led4";
gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
default-state = "off";
};
};
};

&eth {
status = "okay";
mediatek,gmac-id = <0>;
phy-mode = "rgmii";
mediatek,switch = "mt7530";
mediatek,mcm;

fixed-link {
speed = <1000>;
full-duplex;
};
};

&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins_default>;
status = "okay";
bus-width = <8>;
max-frequency = <50000000>;
cap-mmc-highspeed;
vmmc-supply = <&reg_3p3v>;
vqmmc-supply = <&reg_1p8v>;
non-removable;
};

&pinctrl {
ephy_default: ephy_default {
mux {
function = "eth";
groups = "mdc_mdio", "ephy";
};

conf {
pins = "G2_TXEN", "G2_TXD0", "G2_TXD1", "G2_TXD2",
"G2_TXD3", "G2_TXC", "G2_RXC", "G2_RXD0",
"G2_RXD1", "G2_RXD2", "G2_RXD3", "G2_RXDV",
"MDC", "MDIO";
drive-strength = <12>;
mediatek,tdsel = <5>;
};
};

mmc0_pins_default: mmc0default {
mux {
function = "msdc";
groups = "msdc0";
};

conf-cmd-data {
pins = "MSDC0_CMD", "MSDC0_DAT0", "MSDC0_DAT1",
"MSDC0_DAT2", "MSDC0_DAT3", "MSDC0_DAT4",
"MSDC0_DAT5", "MSDC0_DAT6", "MSDC0_DAT7";
input-enable;
bias-pull-up;
};

conf-clk {
pins = "MSDC0_CLK";
bias-pull-down;
};

conf-rst {
pins = "MSDC0_RSTB";
bias-pull-up;
};
};

pcie_default: pcie-default {
mux {
function = "pcie";
groups = "pcie0_0_perst", "pcie1_0_perst";
};
};

uart0_pins_a: uart0-default {
mux {
function = "uart";
groups = "uart0_0_txd_rxd";
};
};

uart1_pins_a: uart1-default {
mux {
function = "uart";
groups = "uart1_0_txd_rxd";
};
};

uart2_pins_a: uart2-default {
mux {
function = "uart";
groups = "uart2_0_txd_rxd";
};
};

uart2_pins_b: uart2-alt {
mux {
function = "uart";
groups = "uart2_1_txd_rxd";
};
};
};

&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pcie_default>;
status = "okay";

pcie@0,0 {
status = "okay";
};

pcie@1,0 {
status = "okay";
};
};

&pcie0_phy {
status = "okay";
};

&pcie1_phy {
status = "okay";
};

&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};

&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins_a>;
status = "okay";
};

&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins_b>;
status = "okay";
};
7 changes: 7 additions & 0 deletions board/mediatek/mt7623/MAINTAINERS
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Expand Up @@ -5,3 +5,10 @@ S: Maintained
F: board/mediatek/mt7623
F: include/configs/mt7623.h
F: configs/mt7623n_bpir2_defconfig

UNIELEC U7623
M: Ryder Lee <[email protected]>
M: David Woodhouse <[email protected]>
S: Maintained
F: arch/arm/dts/mt7623a-unielec-u7623-02-emmc.dts
F: configs/mt7623a_unielec_u7623_02_defconfig
54 changes: 54 additions & 0 deletions configs/mt7623a_unielec_u7623_02_defconfig
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CONFIG_ARM=y
CONFIG_SYS_THUMB_BUILD=y
CONFIG_ARCH_MEDIATEK=y
CONFIG_SYS_TEXT_BASE=0x81e00000
CONFIG_SYS_MALLOC_F_LEN=0x4000
CONFIG_ENV_SIZE=0x1000
CONFIG_ENV_OFFSET=0x100000
CONFIG_TARGET_MT7623=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_DISTRO_DEFAULTS=y
CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_BOOTDELAY=3
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_DEFAULT_FDT_FILE="mt7623a-unielec-u7623-02-emmc.dtb"
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_SYS_PROMPT="U-Boot> "
CONFIG_CMD_BOOTMENU=y
# CONFIG_CMD_ELF is not set
# CONFIG_CMD_XIMG is not set
CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_MMC=y
CONFIG_CMD_READ=y
# CONFIG_CMD_SETEXPR is not set
# CONFIG_CMD_NFS is not set
CONFIG_DEFAULT_DEVICE_TREE="mt7623a-unielec-u7623-02-emmc"
CONFIG_ENV_IS_IN_MMC=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_REGMAP=y
CONFIG_SYSCON=y
CONFIG_CLK=y
CONFIG_DM_MMC=y
# CONFIG_MMC_QUIRKS is not set
CONFIG_SUPPORT_EMMC_BOOT=y
CONFIG_MMC_HS400_SUPPORT=y
CONFIG_MMC_MTK=y
CONFIG_PHY_FIXED=y
CONFIG_DM_ETH=y
CONFIG_MEDIATEK_ETH=y
CONFIG_PINCTRL=y
CONFIG_PINCONF=y
CONFIG_PINCTRL_MT7623=y
CONFIG_POWER_DOMAIN=y
CONFIG_MTK_POWER_DOMAIN=y
CONFIG_DM_SERIAL=y
CONFIG_MTK_SERIAL=y
CONFIG_SYSRESET=y
CONFIG_SYSRESET_WATCHDOG=y
CONFIG_TIMER=y
CONFIG_MTK_TIMER=y
CONFIG_WDT_MTK=y
CONFIG_LZMA=y

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