mxs: add support for I2SE Duckbill devices

Signed-off-by: Michael Heimpold <[email protected]>
Signed-off-by: Zoltan HERPAI <[email protected]>

SVN-Revision: 38407

target/linux/mxs/files/arch/arm/boot/dts/imx28-duckbill.dts

@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2013 Michael Heimpold <[email protected]>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "imx28.dtsi"
+
+/ {
+	model = "I2SE Duckbill";
+	compatible = "i2se,duckbill", "fsl,imx28";
+
+	memory {
+		reg = <0x40000000 0x08000000>;
+	};
+
+	apb@80000000 {
+		apbh@80000000 {
+			ssp0: ssp@80010000 {
+				compatible = "fsl,imx28-mmc";
+				pinctrl-names = "default";
+				pinctrl-0 = <&mmc0_8bit_pins_a
+					&mmc0_cd_cfg &mmc0_sck_cfg>;
+				bus-width = <8>;
+				vmmc-supply = <&reg_3p3v>;
+				status = "okay";
+			};
+
+			pinctrl@80018000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&hog_pins_a>;
+
+				hog_pins_a: hog@0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x40d3 /* MX28_PAD_ENET0_RX_CLK__GPIO_4_13, PHY Reset */
+					>;
+					fsl,drive-strength = <0>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <0>;
+				};
+
+				led_pins_a: led_gpio@0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x3003 /* MX28_PAD_AUART0_RX__GPIO_3_0 */
+						0x3013 /* MX28_PAD_AUART0_TX__GPIO_3_1 */
+					>;
+					fsl,drive-strength = <0>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <0>;
+				};
+			};
+		};
+
+		apbx@80040000 {
+			duart: serial@80074000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&duart_pins_a>;
+				status = "okay";
+			};
+
+			usbphy0: usbphy@8007c000 {
+				status = "okay";
+			};
+		};
+	};
+
+	ahb@80080000 {
+		usb0: usb@80080000 {
+			status = "okay";
+		};
+
+		mac0: ethernet@800f0000 {
+			phy-mode = "rmii";
+			pinctrl-names = "default";
+			pinctrl-0 = <&mac0_pins_a>;
+			phy-supply = <&reg_3p3v>;
+			phy-reset-gpios = <&gpio4 13 0>;
+			phy-reset-duration = <100>;
+			status = "okay";
+		};
+	};
+
+	regulators {
+		compatible = "simple-bus";
+
+		reg_3p3v: 3p3v {
+			compatible = "regulator-fixed";
+			regulator-name = "3P3V";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-always-on;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pins_a>;
+
+		status {
+			label = "duckbill:green:status";
+			gpios = <&gpio3 0 0>;
+		};
+
+		failure {
+			label = "duckbill:red:status";
+			gpios = <&gpio3 1 0>;
+		};
+	};
+};

target/linux/mxs/image/Makefile

@@ -9,7 +9,8 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
 BOARDS:= \
-	imx23-olinuxino
+	imx23-olinuxino \
+	imx28-duckbill
 
 define Image/BuildKernel/olinuxino-bootlet
 	cat $(LINUX_DIR)/arch/arm/boot/zImage $(LINUX_DIR)/arch/arm/boot/dts/imx23-olinuxino.dtb > $(STAGING_DIR)/zImage_dtb

target/linux/mxs/patches/200-duckbill.patch

@@ -0,0 +1,57 @@
+diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
+index f0895c5..3ec78a1 100644
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -131,6 +131,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
+ 	imx28-cfa10037.dtb \
+ 	imx28-cfa10049.dtb \
+ 	imx28-evk.dtb \
++	imx28-duckbill.dtb \
+ 	imx28-m28evk.dtb \
+ 	imx28-sps1.dtb \
+ 	imx28-tx28.dtb
+diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
+index 5b62b64..63916c5 100644
+--- a/arch/arm/mach-mxs/mach-mxs.c
++++ b/arch/arm/mach-mxs/mach-mxs.c
+@@ -175,6 +175,7 @@ enum mac_oui {
+ 	OUI_FSL,
+ 	OUI_DENX,
+ 	OUI_CRYSTALFONTZ,
++	OUI_I2SE,
+ };
+ 
+ static void __init update_fec_mac_prop(enum mac_oui oui)
+@@ -229,6 +230,11 @@ static void __init update_fec_mac_prop(enum mac_oui oui)
+ 			macaddr[1] = 0xb9;
+ 			macaddr[2] = 0xe1;
+ 			break;
++		case OUI_I2SE:
++			macaddr[0] = 0x00;
++			macaddr[1] = 0x01;
++			macaddr[2] = 0x87;
++			break;
+ 		}
+ 		val = ocotp[i];
+ 		macaddr[3] = (val >> 16) & 0xff;
+@@ -362,6 +368,11 @@ static void __init cfa10037_init(void)
+ 	update_fec_mac_prop(OUI_CRYSTALFONTZ);
+ }
+ 
++static void __init duckbill_init(void)
++{
++	update_fec_mac_prop(OUI_I2SE);
++}
++
+ static void __init mxs_machine_init(void)
+ {
+ 	if (of_machine_is_compatible("fsl,imx28-evk"))
+@@ -372,6 +383,8 @@ static void __init mxs_machine_init(void)
+ 		cfa10037_init();
+ 	else if (of_machine_is_compatible("crystalfontz,cfa10049"))
+ 		cfa10049_init();
++	else if (of_machine_is_compatible("i2se,duckbill"))
++		duckbill_init();
+ 
+ 	of_platform_populate(NULL, of_default_bus_match_table,
+ 			     mxs_auxdata_lookup, NULL);

target/linux/mxs/profiles/02-duckbill.mk

@@ -0,0 +1,20 @@
+#
+# Copyright (C) 2013 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+define Profile/duckbill
+  NAME:=I2SE Duckbill series
+  DEPENDS:=+@TARGET_ROOTFS_INCLUDE_KERNEL +@TARGET_ROOTFS_INCLUDE_DTB
+  PACKAGES+= \
+	-dnsmasq -firewall -ppp -ip6tables -iptables -6relayd -mtd uboot-envtools \
+	kmod-leds-gpio kmod-ledtrig-timer kmod-usb-mxs-phy -kmod-ipt-nathelper
+endef
+
+define Profile/duckbill/Description
+	I2SE's Duckbill devices
+endef
+
+$(eval $(call Profile,duckbill))