diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/dts/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/dts/mt8512-bm1-emmc.dts | 106 |
2 files changed, 107 insertions, 0 deletions
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index d7e625e..3c7ecd2 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -874,6 +874,7 @@ dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \ dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt7623n-bananapi-bpi-r2.dtb \ mt7629-rfb.dtb \ + mt8512-bm1-emmc.dtb \ mt8516-pumpkin.dtb \ mt8518-ap1-emmc.dtb diff --git a/arch/arm/dts/mt8512-bm1-emmc.dts b/arch/arm/dts/mt8512-bm1-emmc.dts new file mode 100644 index 0000000..296ed93 --- /dev/null +++ b/arch/arm/dts/mt8512-bm1-emmc.dts @@ -0,0 +1,106 @@ +// 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 "mt8512.dtsi" + +/ { + #address-cells = <1>; + #size-cells = <1>; + + model = "MT8512 BM1 EMMC"; + + chosen { + stdout-path = &uart0; + tick-timer = &timer0; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0x40000000 0x20000000>; + }; + + 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; + drive-strength = <6>; + bias-pull-up; + }; + + conf-clk { + pins = "MSDC0_CLK"; + drive-strength = <6>; + 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"; +}; |