From 6a9f797623b333487e587b51a59af006a2514576 Mon Sep 17 00:00:00 2001 From: Chris Packham Date: Tue, 8 May 2018 22:34:21 +1200 Subject: [PATCH] ARM: kirkwood: Add device-tree for sheevaplug Import the dts files from Linux 4.17 and enable device tree control in u-boot. Signed-off-by: Chris Packham Signed-off-by: Stefan Roese --- arch/arm/dts/kirkwood-sheevaplug-common.dtsi | 104 +++++++++++++++++++++++++++ arch/arm/dts/kirkwood-sheevaplug.dts | 42 +++++++++++ configs/sheevaplug_defconfig | 3 +- 3 files changed, 148 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/kirkwood-sheevaplug-common.dtsi create mode 100644 arch/arm/dts/kirkwood-sheevaplug.dts diff --git a/arch/arm/dts/kirkwood-sheevaplug-common.dtsi b/arch/arm/dts/kirkwood-sheevaplug-common.dtsi new file mode 100644 index 0000000..0a698d3 --- /dev/null +++ b/arch/arm/dts/kirkwood-sheevaplug-common.dtsi @@ -0,0 +1,104 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * kirkwood-sheevaplug-common.dtsi - Common parts for Sheevaplugs + * + * Copyright (C) 2013 Simon Baatz + */ + +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" + +/ { + memory { + device_type = "memory"; + reg = <0x00000000 0x20000000>; + }; + + chosen { + bootargs = "console=ttyS0,115200n8 earlyprintk"; + stdout-path = &uart0; + }; + + ocp@f1000000 { + pinctrl: pin-controller@10000 { + + pmx_usb_power_enable: pmx-usb-power-enable { + marvell,pins = "mpp29"; + marvell,function = "gpio"; + }; + pmx_led_red: pmx-led-red { + marvell,pins = "mpp46"; + marvell,function = "gpio"; + }; + pmx_led_blue: pmx-led-blue { + marvell,pins = "mpp49"; + marvell,function = "gpio"; + }; + pmx_sdio_cd: pmx-sdio-cd { + marvell,pins = "mpp44"; + marvell,function = "gpio"; + }; + pmx_sdio_wp: pmx-sdio-wp { + marvell,pins = "mpp47"; + marvell,function = "gpio"; + }; + }; + serial@12000 { + status = "okay"; + }; + }; + + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-0 = <&pmx_usb_power_enable>; + pinctrl-names = "default"; + + usb_power: regulator@1 { + compatible = "regulator-fixed"; + reg = <1>; + regulator-name = "USB Power"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + enable-active-high; + regulator-always-on; + regulator-boot-on; + gpio = <&gpio0 29 0>; + }; + }; +}; + +&nand { + status = "okay"; + + partition@0 { + label = "u-boot"; + reg = <0x0000000 0x100000>; + }; + + partition@100000 { + label = "uImage"; + reg = <0x0100000 0x400000>; + }; + + partition@500000 { + label = "root"; + reg = <0x0500000 0x1fb00000>; + }; +}; + +&mdio { + status = "okay"; + + ethphy0: ethernet-phy@0 { + reg = <0>; + }; +}; + +ð0 { + status = "okay"; + ethernet0-port@0 { + phy-handle = <ðphy0>; + }; +}; diff --git a/arch/arm/dts/kirkwood-sheevaplug.dts b/arch/arm/dts/kirkwood-sheevaplug.dts new file mode 100644 index 0000000..c73cc90 --- /dev/null +++ b/arch/arm/dts/kirkwood-sheevaplug.dts @@ -0,0 +1,42 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * kirkwood-sheevaplug.dts - Device tree file for Sheevaplug + * + * Copyright (C) 2013 Simon Baatz + */ + +/dts-v1/; + +#include "kirkwood-sheevaplug-common.dtsi" + +/ { + model = "Globalscale Technologies SheevaPlug"; + compatible = "globalscale,sheevaplug", "marvell,kirkwood-88f6281", "marvell,kirkwood"; + + ocp@f1000000 { + mvsdio@90000 { + pinctrl-0 = <&pmx_sdio>; + pinctrl-names = "default"; + status = "okay"; + /* No CD or WP GPIOs */ + broken-cd; + }; + }; + + gpio-leds { + compatible = "gpio-leds"; + pinctrl-0 = <&pmx_led_blue &pmx_led_red>; + pinctrl-names = "default"; + + health { + label = "sheevaplug:blue:health"; + gpios = <&gpio1 17 GPIO_ACTIVE_LOW>; + default-state = "keep"; + }; + + misc { + label = "sheevaplug:red:misc"; + gpios = <&gpio1 14 GPIO_ACTIVE_LOW>; + }; + }; +}; diff --git a/configs/sheevaplug_defconfig b/configs/sheevaplug_defconfig index 25a8e53..608e05e 100644 --- a/configs/sheevaplug_defconfig +++ b/configs/sheevaplug_defconfig @@ -3,6 +3,7 @@ CONFIG_KIRKWOOD=y CONFIG_SYS_TEXT_BASE=0x600000 CONFIG_TARGET_SHEEVAPLUG=y CONFIG_IDENT_STRING="\nMarvell-Sheevaplug" +CONFIG_DEFAULT_DEVICE_TREE="kirkwood-sheevaplug" CONFIG_BOOTDELAY=3 # CONFIG_DISPLAY_BOARDINFO is not set CONFIG_HUSH_PARSER=y @@ -25,6 +26,7 @@ CONFIG_MTDIDS_DEFAULT="nand0=orion_nand" CONFIG_MTDPARTS_DEFAULT="mtdparts=orion_nand:512K(uboot),512K(env),4M(kernel),-(rootfs)" CONFIG_CMD_UBI=y CONFIG_ISO_PARTITION=y +CONFIG_OF_CONTROL=y CONFIG_ENV_IS_IN_NAND=y CONFIG_MVSATA_IDE=y CONFIG_NETDEVICES=y @@ -34,4 +36,3 @@ CONFIG_USB=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_STORAGE=y CONFIG_LZMA=y -CONFIG_OF_LIBFDT=y