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 <judge.packham@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/arch/arm/dts/kirkwood-sheevaplug-common.dtsi b/arch/arm/dts/kirkwood-sheevaplug-common.dtsi
new file mode 100644 (file)
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 <gmbnomis@gmail.com>
+ */
+
+#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>;
+       };
+};
+
+&eth0 {
+       status = "okay";
+       ethernet0-port@0 {
+               phy-handle = <&ethphy0>;
+       };
+};

diff --git a/arch/arm/dts/kirkwood-sheevaplug.dts b/arch/arm/dts/kirkwood-sheevaplug.dts
new file mode 100644 (file)
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 <gmbnomis@gmail.com>
+ */
+
+/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 (file)
--- 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