[PATCH] ARM: mxs: add support for I2SE's duckbill series
Michael Heimpold
mhei at heimpold.de
Tue Nov 5 16:07:50 EST 2013
Signed-off-by: Michael Heimpold <mhei at heimpold.de>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/imx28-duckbill.dts | 118 ++++++++++++++++++++++++++++++++++
arch/arm/mach-mxs/mach-mxs.c | 13 ++++
3 files changed, 132 insertions(+)
create mode 100644 arch/arm/boot/dts/imx28-duckbill.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 802720e..f0fbc09 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -158,6 +158,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
imx28-cfa10056.dtb \
imx28-cfa10057.dtb \
imx28-cfa10058.dtb \
+ imx28-duckbill.dtb \
imx28-evk.dtb \
imx28-m28evk.dtb \
imx28-sps1.dtb \
diff --git a/arch/arm/boot/dts/imx28-duckbill.dts b/arch/arm/boot/dts/imx28-duckbill.dts
new file mode 100644
index 0000000..bd231e7
--- /dev/null
+++ b/arch/arm/boot/dts/imx28-duckbill.dts
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2013 Michael Heimpold <mhei at 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 at 80000000 {
+ apbh at 80000000 {
+ ssp0: ssp at 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 = <®_3p3v>;
+ status = "okay";
+ };
+
+ pinctrl at 80018000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hog_pins_a>;
+
+ hog_pins_a: hog at 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 at 0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x3043 /* MX28_PAD_AUART1_RX__GPIO_3_4 */
+ 0x3053 /* MX28_PAD_AUART1_TX__GPIO_3_5 */
+ >;
+ fsl,drive-strength = <0>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <0>;
+ };
+ };
+ };
+
+ apbx at 80040000 {
+ duart: serial at 80074000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&duart_pins_a>;
+ status = "okay";
+ };
+
+ usbphy0: usbphy at 8007c000 {
+ status = "okay";
+ };
+ };
+ };
+
+ ahb at 80080000 {
+ usb0: usb at 80080000 {
+ status = "okay";
+ };
+
+ mac0: ethernet at 800f0000 {
+ phy-mode = "rmii";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mac0_pins_a>;
+ phy-supply = <®_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 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 98f6e2a..60073c7 100644
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -159,6 +159,7 @@ enum mac_oui {
OUI_FSL,
OUI_DENX,
OUI_CRYSTALFONTZ,
+ OUI_I2SE,
};
static void __init update_fec_mac_prop(enum mac_oui oui)
@@ -213,6 +214,11 @@ 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;
@@ -332,6 +338,11 @@ 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 const char __init *mxs_get_soc_id(void)
{
struct device_node *np;
@@ -459,6 +470,8 @@ 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();
of_platform_populate(NULL, of_default_bus_match_table,
NULL, parent);
--
1.7.10.4
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