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authorRostislav Lisovy <lisovy@gmail.com>2015-02-09 15:48:05 +0100
committerTony Lindgren <tony@atomide.com>2015-03-16 13:48:06 -0700
commit5b5e49af054a315bda68fec3eb935637aa72be31 (patch)
treeeccd25db7830dc949c65a36a4a507f6f67d889bc
parent11d938d494890f09cf22252615cd2d0f2332f429 (diff)
downloadop-kernel-dev-5b5e49af054a315bda68fec3eb935637aa72be31.zip
op-kernel-dev-5b5e49af054a315bda68fec3eb935637aa72be31.tar.gz
ARM: dts: am335x: Add Chiliboard DTS
Chiliboard uses ChiliSOM as its base. Hardware specification: * ChiliSOM (am335x, PMIC, DRAM, NAND) * Ethernet PHY (id 0) * USB host (usb1) * microSD slot * 2x GPIO LED Signed-off-by: Rostislav Lisovy <lisovy@jablotron.cz> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/boot/dts/Makefile3
-rw-r--r--arch/arm/boot/dts/am335x-chiliboard.dts112
2 files changed, 114 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index a1c776b..b316b38 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -401,7 +401,8 @@ dtb-$(CONFIG_SOC_AM33XX) += \
am335x-evmsk.dtb \
am335x-nano.dtb \
am335x-pepper.dtb \
- am335x-lxm.dtb
+ am335x-lxm.dtb \
+ am335x-chiliboard.dtb
dtb-$(CONFIG_ARCH_OMAP4) += \
omap4-duovero-parlor.dtb \
omap4-panda.dtb \
diff --git a/arch/arm/boot/dts/am335x-chiliboard.dts b/arch/arm/boot/dts/am335x-chiliboard.dts
new file mode 100644
index 0000000..310da20
--- /dev/null
+++ b/arch/arm/boot/dts/am335x-chiliboard.dts
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2015 Jablotron s.r.o. -- http://www.jablotron.com/
+ * Author: Rostislav Lisovy <lisovy@jablotron.cz>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+#include "am335x-chilisom.dtsi"
+
+/ {
+ model = "AM335x Chiliboard";
+ compatible = "grinn,am335x-chiliboard", "grinn,am335x-chilisom",
+ "ti,am33xx";
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&led_gpio_pins>;
+
+ led0 {
+ label = "led0";
+ gpios = <&gpio3 7 GPIO_ACTIVE_LOW>;
+ default-state = "keep";
+ linux,default-trigger = "heartbeat";
+ };
+
+ led1 {
+ label = "led1";
+ gpios = <&gpio3 8 GPIO_ACTIVE_LOW>;
+ default-state = "keep";
+ };
+ };
+};
+
+&am33xx_pinmux {
+ usb1_drvvbus: usb1_drvvbus {
+ pinctrl-single,pins = <
+ 0x234 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* usb1_drvvbus.usb1_drvvbus */
+ >;
+ };
+
+ sd_pins: pinmux_sd_card {
+ pinctrl-single,pins = <
+ 0xf0 (PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
+ 0xf4 (PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
+ 0xf8 (PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
+ 0xfc (PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
+ 0x100 (PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
+ 0x104 (PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
+ 0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
+ >;
+ };
+
+ led_gpio_pins: led_gpio_pins {
+ pinctrl-single,pins = <
+ 0x1e4 (PIN_OUTPUT | MUX_MODE7) /* emu0.gpio3_7 */
+ 0x1e8 (PIN_OUTPUT | MUX_MODE7) /* emu1.gpio3_8 */
+ >;
+ };
+};
+
+&ldo4_reg {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+};
+
+/* Ethernet */
+&cpsw_emac0 {
+ phy_id = <&davinci_mdio>, <0>;
+ phy-mode = "rmii";
+};
+
+&phy_sel {
+ rmii-clock-ext;
+};
+
+/* USB */
+&usb {
+ status = "okay";
+};
+
+&usb_ctrl_mod {
+ status = "okay";
+};
+
+&usb1_phy {
+ status = "okay";
+};
+
+&usb1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb1_drvvbus>;
+
+ status = "okay";
+ dr_mode = "host";
+};
+
+&cppi41dma {
+ status = "okay";
+};
+
+/* microSD */
+&mmc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sd_pins>;
+ vmmc-supply = <&ldo4_reg>;
+ bus-width = <0x4>;
+ cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+};
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