ARM: mxs: add support for I2SE's duckbill series

Signed-off-by: Michael Heimpold <mhei@heimpold.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 5ef1b30..107069d 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -185,6 +185,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
        imx28-cfa10056.dtb \
        imx28-cfa10057.dtb \
        imx28-cfa10058.dtb \
+       imx28-duckbill.dtb \
        imx28-evk.dtb \
        imx28-m28cu3.dtb \
        imx28-m28evk.dtb \

diff --git a/arch/arm/boot/dts/imx28-duckbill.dts b/arch/arm/boot/dts/imx28-duckbill.dts
new file mode 100644 (file)
index 0000000..5f326c1
--- /dev/null
+++ b/arch/arm/boot/dts/imx28-duckbill.dts
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2013 Michael Heimpold <mhei@heimpold.de>
+ *
+ * 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 = <
+                                               MX28_PAD_ENET0_RX_CLK__GPIO_4_13 /* PHY Reset */
+                                       >;
+                                       fsl,drive-strength = <MXS_DRIVE_4mA>;
+                                       fsl,voltage = <MXS_VOLTAGE_HIGH>;
+                                       fsl,pull-up = <MXS_PULL_DISABLE>;
+                               };
+
+                               led_pins_a: led_gpio@0 {
+                                       reg = <0>;
+                                       fsl,pinmux-ids = <
+                                               MX28_PAD_AUART1_RX__GPIO_3_4
+                                               MX28_PAD_AUART1_TX__GPIO_3_5
+                                       >;
+                                       fsl,drive-strength = <MXS_DRIVE_4mA>;
+                                       fsl,voltage = <MXS_VOLTAGE_HIGH>;
+                                       fsl,pull-up = <MXS_PULL_DISABLE>;
+                               };
+                       };
+               };
+
+               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";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               reg_3p3v: regulator@0 {
+                       compatible = "regulator-fixed";
+                       reg = <0>;
+                       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 5 0>;
+               };
+
+               failure {
+                       label = "duckbill:red:status";
+                       gpios = <&gpio3 4 0>;
+               };
+       };
+};

diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
index 1dc5acd..3982e12 100644 (file)
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -157,6 +157,7 @@ enum mac_oui {
        OUI_FSL,
        OUI_DENX,
        OUI_CRYSTALFONTZ,
+       OUI_I2SE,
 };
 
 static void __init update_fec_mac_prop(enum mac_oui oui)
@@ -211,6 +212,11 @@ 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;
@@ -330,6 +336,11 @@ static void __init crystalfontz_init(void)
        update_fec_mac_prop(OUI_CRYSTALFONTZ);
 }
 
+static void __init duckbill_init(void)
+{
+       update_fec_mac_prop(OUI_I2SE);
+}
+
 static void __init m28cu3_init(void)
 {
        update_fec_mac_prop(OUI_DENX);
@@ -462,6 +473,8 @@ static void __init mxs_machine_init(void)
                apx4devkit_init();
        else if (of_machine_is_compatible("crystalfontz,cfa10036"))
                crystalfontz_init();
+       else if (of_machine_is_compatible("i2se,duckbill"))
+               duckbill_init();
        else if (of_machine_is_compatible("msr,m28cu3"))
                m28cu3_init();