Add support for the Crystalfontz CFA-10036 board

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Brian Lilly <brian@crystalfontz.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

8 files changed, 170 insertions, 0 deletions

diff --git a/arch/arm/boards/crystalfontz-cfa10036/Makefile b/arch/arm/boards/crystalfontz-cfa10036/Makefile
new file mode 100644
index 0000000000..75f0020c09
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/Makefile
@@ -0,0 +1 @@
+obj-y += cfa10036.o
diff --git a/arch/arm/boards/crystalfontz-cfa10036/cfa10036.c b/arch/arm/boards/crystalfontz-cfa10036/cfa10036.c
new file mode 100644
index 0000000000..e454afd36c
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/cfa10036.c
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2010 Juergen Beisert, Pengutronix <kernel@pengutronix.de>
+ * Copyright (C) 2011 Marc Kleine-Budde, Pengutronix <mkl@pengutronix.de>
+ * Copyright (C) 2011 Wolfram Sang, Pengutronix <w.sang@pengutronix.de>
+ * Copyright (C) 2012 Maxime Ripard, Free Electrons <maxime.ripard@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <common.h>
+#include <environment.h>
+#include <errno.h>
+#include <fec.h>
+#include <gpio.h>
+#include <init.h>
+#include <mci.h>
+#include <io.h>
+
+#include <mach/clock.h>
+#include <mach/imx-regs.h>
+#include <mach/iomux-imx28.h>
+#include <mach/mci.h>
+
+#include <asm/armlinux.h>
+#include <asm/mmu.h>
+
+#include <mach/fb.h>
+
+#include <generated/mach-types.h>
+
+/* setup the CPU card internal signals */
+static const uint32_t cfa10036_pads[] = {
+	/* duart */
+	FUNC(2) | PORTF(3, 2) | VE_3_3V,
+	FUNC(2) | PORTF(3, 3) | VE_3_3V,
+
+	/* mmc0 */
+	SSP0_D0 | VE_3_3V | PULLUP(1),
+	SSP0_D1 | VE_3_3V | PULLUP(1),
+	SSP0_D2 | VE_3_3V | PULLUP(1),
+	SSP0_D3 | VE_3_3V | PULLUP(1),
+	SSP0_D4 | VE_3_3V | PULLUP(1),
+	SSP0_D5 | VE_3_3V | PULLUP(1),
+	SSP0_D6 | VE_3_3V | PULLUP(1),
+	SSP0_D7 | VE_3_3V | PULLUP(1),
+	SSP0_CMD | VE_3_3V | PULLUP(1),
+	SSP0_CD | VE_3_3V | PULLUP(1),
+	SSP0_SCK | VE_3_3V | BITKEEPER(0),
+	/* MCI slot power control 1 = off */
+	PWM3_GPIO | VE_3_3V | GPIO_OUT | GPIO_VALUE(0),
+};
+
+static struct mxs_mci_platform_data mci_pdata = {
+	.caps = MMC_MODE_8BIT,
+	.voltages = MMC_VDD_32_33 | MMC_VDD_33_34,	/* fixed to 3.3 V */
+	.f_min = 400 * 1000,
+	.f_max = 25000000,
+};
+
+static int cfa10036_mem_init(void)
+{
+	arm_add_mem_device("ram0", IMX_MEMORY_BASE, 128 * 1024 * 1024);
+
+	return 0;
+}
+mem_initcall(cfa10036_mem_init);
+
+static int cfa10036_devices_init(void)
+{
+	int i;
+
+	/* initizalize muxing */
+	for (i = 0; i < ARRAY_SIZE(cfa10036_pads); i++)
+		imx_gpio_mode(cfa10036_pads[i]);
+
+	/* enable IOCLK0 to run at the PLL frequency */
+	imx_set_ioclk(0, 480000000);
+	/* run the SSP unit clock at 100 MHz */
+	imx_set_sspclk(0, 100000000, 1);
+
+	armlinux_set_bootparams((void *)IMX_MEMORY_BASE + 0x100);
+	armlinux_set_architecture(MACH_TYPE_CFA10036);
+
+	add_generic_device("mxs_mci", 0, NULL, IMX_SSP0_BASE, 0,
+			   IORESOURCE_MEM, &mci_pdata);
+
+	return 0;
+}
+device_initcall(cfa10036_devices_init);
+
+static int cfa10036_console_init(void)
+{
+	add_generic_device("stm_serial", 0, NULL, IMX_DBGUART_BASE, 8192,
+			   IORESOURCE_MEM, NULL);
+
+	return 0;
+}
+console_initcall(cfa10036_console_init);
diff --git a/arch/arm/boards/crystalfontz-cfa10036/config.h b/arch/arm/boards/crystalfontz-cfa10036/config.h
new file mode 100644
index 0000000000..8f18fda7cc
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/config.h
@@ -0,0 +1,16 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _CONFIG_H_
+# define _CONFIG_H_
+
+#endif /* _CONFIG_H_ */
diff --git a/arch/arm/boards/crystalfontz-cfa10036/env/boot/mmc-ext3 b/arch/arm/boards/crystalfontz-cfa10036/env/boot/mmc-ext3
new file mode 100644
index 0000000000..7d7eb50b37
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/env/boot/mmc-ext3
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	boot-menu-add-entry "$0" "MMC (ext)"
+	exit
+fi
+
+global.bootm.image="/mnt/disk0.1/zImage-cfa10036"
+global.bootm.oftree="/mnt/disk0.1/oftree-cfa10036"
+bootargs-root-ext -r 3 -m mmcblk0p3
diff --git a/arch/arm/boards/crystalfontz-cfa10036/env/init/automount b/arch/arm/boards/crystalfontz-cfa10036/env/init/automount
new file mode 100644
index 0000000000..fe67e55c5a
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/env/init/automount
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	init-menu-add-entry "$0" "Automountpoints"
+	exit
+fi
+
+mkdir -p /mnt/disk0.1
+automount -d /mnt/disk0.1 '[ -e /dev/disk0.1 ] && mount /dev/disk0.1 fat /mnt/disk0.1'
diff --git a/arch/arm/boards/crystalfontz-cfa10036/env/init/bootargs-base b/arch/arm/boards/crystalfontz-cfa10036/env/init/bootargs-base
new file mode 100644
index 0000000000..4dda5501e3
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/env/init/bootargs-base
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	init-menu-add-entry "$0" "Base bootargs"
+	exit
+fi
+
+global.linux.bootargs.base="console=ttyAMA0,115200"
diff --git a/arch/arm/boards/crystalfontz-cfa10036/env/init/general b/arch/arm/boards/crystalfontz-cfa10036/env/init/general
new file mode 100644
index 0000000000..5cb3a7504c
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/env/init/general
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	init-menu-add-entry "$0" "general config settings"
+	exit
+fi
+
+# timeout in seconds before the default boot entry is started
+global.autoboot_timeout=3
+
+# default boot entry (one of /env/boot/*)
+global.boot.default=mmc-ext3
diff --git a/arch/arm/boards/crystalfontz-cfa10036/env/init/hostname b/arch/arm/boards/crystalfontz-cfa10036/env/init/hostname
new file mode 100644
index 0000000000..1dbe346fdf
--- /dev/null
+++ b/arch/arm/boards/crystalfontz-cfa10036/env/init/hostname
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+if [ "$1" = menu ]; then
+	init-menu-add-entry "$0" "hostname"
+	exit
+fi
+
+global.hostname=cfa10036