diff options
| author | mingming lee <mingming.lee@mediatek.com> | 2019-11-07 19:28:44 +0800 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-12-03 12:00:03 -0500 |
| commit | abf2c68566ae007904633fb882cb71c56eb41ff0 (patch) | |
| tree | 13aa033d8177ab459154699fe1419554131d72c7 /arch | |
| parent | 485627dd5f2a08f0b20ddc3baa9e60929f7d86fc (diff) | |
ARM: MediaTek: add basic support for MT8518 boards
This adds a general board file based on MT8518 SoCs from MediaTek.
Apart from the generic parts (cpu) we add some low level init codes
and initialize the early clocks.
This commit is adding the basic boot support for the MT8518 eMMC board.
Signed-off-by: mingming lee <mingming.lee@mediatek.com>
[trini: Migrate env location to defconfig, set ENV_IS_IN_MMC]
Signeed-off-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/dts/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/dts/mt8518-ap1-emmc.dts | 104 | ||||
| -rw-r--r-- | arch/arm/mach-mediatek/Kconfig | 1 |
3 files changed, 107 insertions, 1 deletions
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index d8846df1bd..3dc9c4d41c 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -835,7 +835,8 @@ dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \ dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt7623n-bananapi-bpi-r2.dtb \ mt7629-rfb.dtb \ - mt8516-pumpkin.dtb + mt8516-pumpkin.dtb \ + mt8518-ap1-emmc.dtb dtb-$(CONFIG_TARGET_GE_BX50V3) += imx6q-bx50v3.dtb dtb-$(CONFIG_TARGET_MX53PPD) += imx53-ppd.dtb diff --git a/arch/arm/dts/mt8518-ap1-emmc.dts b/arch/arm/dts/mt8518-ap1-emmc.dts new file mode 100644 index 0000000000..f017ee4431 --- /dev/null +++ b/arch/arm/dts/mt8518-ap1-emmc.dts @@ -0,0 +1,104 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2019 MediaTek Inc. + * Author: Mingming Lee <mingming.lee@mediatek.com> + * + */ + +/dts-v1/; + +#include <config.h> +#include "mt8518.dtsi" + +/ { + #address-cells = <1>; + #size-cells = <1>; + + model = "MT8518 AP1 EMMC"; + + chosen { + stdout-path = &uart0; + tick-timer = &timer0; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0x40000000 0x10000000>; + }; + + 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; + }; +}; + +&mmc0 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_pins_default>; + bus-width = <8>; + max-frequency = <200000000>; + cap-mmc-highspeed; + mmc-hs200-1_8v; + cap-mmc-hw-reset; + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + non-removable; + status = "okay"; +}; + +&pinctrl { + 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; + }; + }; + + uart0_pins: uart0 { + mux { + function = "uart"; + groups = "uart0_0_rxd_txd"; + }; + }; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins>; + status = "okay"; +}; + +&watchdog0 { + status = "okay"; +}; diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig index 8e343c3182..ad453a60c1 100644 --- a/arch/arm/mach-mediatek/Kconfig +++ b/arch/arm/mach-mediatek/Kconfig @@ -51,6 +51,7 @@ endchoice source "board/mediatek/mt7623/Kconfig" source "board/mediatek/mt7629/Kconfig" +source "board/mediatek/mt8518/Kconfig" source "board/mediatek/pumpkin/Kconfig" endif |