Patchwork [v3] ARM: mxs: Add support for the Armadeus Systems APF28 module

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Submitter julien.boibessot@free.fr
Date Oct. 18, 2012, 9:50 a.m.
Message ID <1350553826-28057-1-git-send-email-julien.boibessot@free.fr>
Download mbox | patch
Permalink /patch/192254/
State New
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Comments

julien.boibessot@free.fr - Oct. 18, 2012, 9:50 a.m.
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 v2 (as advised by Shawn Guo):
 * respect alphabetic order in arch/arm/boot/dts/Makefile

 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        |    1 +
 arch/arm/boot/dts/imx28-apf28.dts |   85 +++++++++++++++++++++++++++++++++++++
 arch/arm/mach-mxs/mach-mxs.c      |    7 +++
 3 files changed, 93 insertions(+), 0 deletions(-)
 create mode 100644 arch/arm/boot/dts/imx28-apf28.dts
Shawn Guo - Oct. 19, 2012, 8:46 a.m.
On Thu, Oct 18, 2012 at 11:50:26AM +0200, julien.boibessot@free.fr wrote:
> 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>

Applied, thanks.

Patch

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index c1ce813..9bca96f 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -54,6 +54,7 @@  dtb-$(CONFIG_ARCH_MXC) += imx51-babbage.dtb \
 dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
 	imx23-olinuxino.dtb \
 	imx23-stmp378x_devb.dtb \
+	imx28-apf28.dtb \
 	imx28-apx4devkit.dtb \
 	imx28-cfa10036.dtb \
 	imx28-cfa10049.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@80000000 {
+		apbh@80000000 {
+			gpmi-nand@8000c000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
+				status = "okay";
+
+				partition@0 {
+					label = "u-boot";
+					reg = <0x0 0x300000>;
+				};
+
+				partition@300000 {
+					label = "env";
+					reg = <0x300000 0x80000>;
+				};
+
+				partition@380000 {
+					label = "env2";
+					reg = <0x380000 0x80000>;
+				};
+
+				partition@400000 {
+					label = "dtb";
+					reg = <0x400000 0x80000>;
+				};
+
+				partition@480000 {
+					label = "splash";
+					reg = <0x480000 0x80000>;
+				};
+
+				partition@500000 {
+					label = "kernel";
+					reg = <0x500000 0x800000>;
+				};
+
+				partition@d00000 {
+					label = "rootfs";
+					reg = <0xd00000 0xf300000>;
+				};
+			};
+		};
+
+		apbx@80040000 {
+			duart: serial@80074000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&duart_pins_a>;
+				status = "okay";
+			};
+		};
+	};
+
+	ahb@80080000 {
+		mac0: ethernet@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);