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* [PATCH v2] ARM: mxs: Add support for the Armadeus Systems APF28 module
@ 2012-10-17 16:53 julien.boibessot at free.fr
  2012-10-18  5:26 ` Shawn Guo
  0 siblings, 1 reply; 2+ messages in thread
From: julien.boibessot at free.fr @ 2012-10-17 16:53 UTC (permalink / raw)
  To: linux-arm-kernel

From: Julien Boibessot <julien.boibessot@armadeus.com>

The APF28 is a small SOM built around an i.MX28 processor with 128MBytes DDR2,
256MBytes NAND Flash and an Ethernet PHY.

Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com>
Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@armadeus.com>
---
 Changes since v1 (as advised by Shawn Guo):
 * add imx28-apf28.dtb to arch/arm/boot/dts/Makefile
 * fix partitions declaration for gpmi-nand in imx28-apf28.dts

 arch/arm/boot/dts/Makefile        |    3 +-
 arch/arm/boot/dts/imx28-apf28.dts |   85 +++++++++++++++++++++++++++++++++++++
 arch/arm/mach-mxs/mach-mxs.c      |    7 +++
 3 files changed, 94 insertions(+), 1 deletions(-)
 create mode 100644 arch/arm/boot/dts/imx28-apf28.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index c1ce813..5baf5a0 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -59,7 +59,8 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
 	imx28-cfa10049.dtb \
 	imx28-evk.dtb \
 	imx28-m28evk.dtb \
-	imx28-tx28.dtb
+	imx28-tx28.dtb \
+	imx28-apf28.dtb
 dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
 	omap3-beagle-xm.dtb \
 	omap3-evm.dtb \
diff --git a/arch/arm/boot/dts/imx28-apf28.dts b/arch/arm/boot/dts/imx28-apf28.dts
new file mode 100644
index 0000000..7eb0758
--- /dev/null
+++ b/arch/arm/boot/dts/imx28-apf28.dts
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2012 Armadeus Systems - <support@armadeus.com>
+ *
+ * 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 = "Armadeus Systems APF28 module";
+	compatible = "armadeus,imx28-apf28", "fsl,imx28";
+
+	memory {
+		reg = <0x40000000 0x08000000>;
+	};
+
+	apb at 80000000 {
+		apbh at 80000000 {
+			gpmi-nand at 8000c000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
+				status = "okay";
+
+				partition at 0 {
+					label = "u-boot";
+					reg = <0x0 0x300000>;
+				};
+
+				partition at 300000 {
+					label = "env";
+					reg = <0x300000 0x80000>;
+				};
+
+				partition at 380000 {
+					label = "env2";
+					reg = <0x380000 0x80000>;
+				};
+
+				partition at 400000 {
+					label = "dtb";
+					reg = <0x400000 0x80000>;
+				};
+
+				partition at 480000 {
+					label = "splash";
+					reg = <0x480000 0x80000>;
+				};
+
+				partition at 500000 {
+					label = "kernel";
+					reg = <0x500000 0x800000>;
+				};
+
+				partition at d00000 {
+					label = "rootfs";
+					reg = <0xd00000 0xf300000>;
+				};
+			};
+		};
+
+		apbx at 80040000 {
+			duart: serial at 80074000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&duart_pins_a>;
+				status = "okay";
+			};
+		};
+	};
+
+	ahb at 80080000 {
+		mac0: ethernet at 800f0000 {
+			phy-mode = "rmii";
+			pinctrl-names = "default";
+			pinctrl-0 = <&mac0_pins_a>;
+			phy-reset-gpios = <&gpio4 13 0>;
+			status = "okay";
+		};
+	};
+};
diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
index b8c452a..9cfb25c 100644
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -367,6 +367,11 @@ static void __init cfa10049_init(void)
 	update_fec_mac_prop(OUI_CRYSTALFONTZ);
 }
 
+static void __init apf28_init(void)
+{
+	enable_clk_enet_out();
+}
+
 static void __init mxs_machine_init(void)
 {
 	if (of_machine_is_compatible("fsl,imx28-evk"))
@@ -379,6 +384,8 @@ static void __init mxs_machine_init(void)
 		apx4devkit_init();
 	else if (of_machine_is_compatible("crystalfontz,cfa10049"))
 		cfa10049_init();
+	else if (of_machine_is_compatible("armadeus,imx28-apf28"))
+		apf28_init();
 
 	of_platform_populate(NULL, of_default_bus_match_table,
 			     mxs_auxdata_lookup, NULL);
-- 
1.7.5.4

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2012-10-17 16:53 [PATCH v2] ARM: mxs: Add support for the Armadeus Systems APF28 module julien.boibessot at free.fr
2012-10-18  5:26 ` Shawn Guo

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