[PATCH 3/3] ARM: add wandboard support

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From: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>

Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
 arch/arm/boards/Makefile                           |   1 +
 arch/arm/boards/technexion-wandboard/Makefile      |   3 +
 arch/arm/boards/technexion-wandboard/board.c       |  78 +++++
 .../boards/technexion-wandboard/env/boot/mmc2.1    |   3 +
 .../technexion-wandboard/env/init/bootsource       |   7 +
 .../flash-header-technexion-wandboard.imxcfg       |   3 +
 arch/arm/boards/technexion-wandboard/lowlevel.c    | 356 +++++++++++++++++++++
 arch/arm/dts/Makefile                              |   1 +
 arch/arm/dts/imx6dl-wandboard.dts                  |  37 +++
 arch/arm/dts/imx6q-wandboard.dts                   |  37 +++
 arch/arm/mach-imx/Kconfig                          |   5 +
 images/Makefile.imx                                |   5 +
 12 files changed, 536 insertions(+)
 create mode 100644 arch/arm/boards/technexion-wandboard/Makefile
 create mode 100644 arch/arm/boards/technexion-wandboard/board.c
 create mode 100644 arch/arm/boards/technexion-wandboard/env/boot/mmc2.1
 create mode 100644 arch/arm/boards/technexion-wandboard/env/init/bootsource
 create mode 100644 arch/arm/boards/technexion-wandboard/flash-header-technexion-wandboard.imxcfg
 create mode 100644 arch/arm/boards/technexion-wandboard/lowlevel.c
 create mode 100644 arch/arm/dts/imx6dl-wandboard.dts
 create mode 100644 arch/arm/dts/imx6q-wandboard.dts

diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
index 013229d..2229817 100644
--- a/arch/arm/boards/Makefile
+++ b/arch/arm/boards/Makefile
@@ -109,6 +109,7 @@ obj-$(CONFIG_MACH_SOCFPGA_EBV_SOCRATES)		+= ebv-socrates/
 obj-$(CONFIG_MACH_SOCFPGA_TERASIC_SOCKIT)	+= terasic-sockit/
 obj-$(CONFIG_MACH_SOLIDRUN_CUBOX)		+= solidrun-cubox/
 obj-$(CONFIG_MACH_SOLIDRUN_MICROSOM)		+= solidrun-microsom/
+obj-$(CONFIG_MACH_TECHNEXION_WANDBOARD)		+= technexion-wandboard/
 obj-$(CONFIG_MACH_TNY_A9260)			+= tny-a926x/
 obj-$(CONFIG_MACH_TNY_A9263)			+= tny-a926x/
 obj-$(CONFIG_MACH_TNY_A9G20)			+= tny-a926x/
diff --git a/arch/arm/boards/technexion-wandboard/Makefile b/arch/arm/boards/technexion-wandboard/Makefile
new file mode 100644
index 0000000..8fc428c
--- /dev/null
+++ b/arch/arm/boards/technexion-wandboard/Makefile
@@ -0,0 +1,3 @@
+obj-y += board.o flash-header-technexion-wandboard.dcd.o
+extra-y += flash-header-technexion-wandboard.dcd.S flash-header-technexion-wandboard.dcd
+lwl-y += lowlevel.o
diff --git a/arch/arm/boards/technexion-wandboard/board.c b/arch/arm/boards/technexion-wandboard/board.c
new file mode 100644
index 0000000..e7b51cc
--- /dev/null
+++ b/arch/arm/boards/technexion-wandboard/board.c
@@ -0,0 +1,78 @@
+/*
+ * 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; version 2.
+ *
+ * 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 <asm/armlinux.h>
+#include <asm/io.h>
+#include <bootsource.h>
+#include <common.h>
+#include <environment.h>
+#include <envfs.h>
+#include <gpio.h>
+#include <init.h>
+#include <mach/bbu.h>
+#include <mach/generic.h>
+#include <mach/imx6-regs.h>
+#include <mach/imx6.h>
+#include <mfd/imx6q-iomuxc-gpr.h>
+#include <linux/sizes.h>
+#include <linux/phy.h>
+
+#define PHY_ID_AR8031	0x004dd074
+#define AR_PHY_ID_MASK	0xffffffff
+
+static int ar8031_phy_fixup(struct phy_device *dev)
+{
+	u16 val;
+
+	/* Ar803x phy SmartEEE feature cause link status generates glitch,
+	 * which cause ethernet link down/up issue, so disable SmartEEE
+	 */
+	phy_write(dev, 0xd, 0x3);
+	phy_write(dev, 0xe, 0x805d);
+	phy_write(dev, 0xd, 0x4003);
+
+	val = phy_read(dev, 0xe);
+	phy_write(dev, 0xe, val & ~(1 << 8));
+
+	/* To enable AR8031 ouput a 125MHz clk from CLK_25M */
+	phy_write(dev, 0xd, 0x7);
+	phy_write(dev, 0xe, 0x8016);
+	phy_write(dev, 0xd, 0x4007);
+
+	val = phy_read(dev, 0xe);
+	val &= 0xffe3;
+	val |= 0x18;
+	phy_write(dev, 0xe, val);
+
+	/* introduce tx clock delay */
+	phy_write(dev, 0x1d, 0x5);
+	val = phy_read(dev, 0x1e);
+	val |= 0x0100;
+	phy_write(dev, 0x1e, val);
+
+	return 0;
+}
+
+static int wandboard_device_init(void)
+{
+	if (!of_machine_is_compatible("wand,imx6dl-wandboard"))
+		return 0;
+
+	phy_register_fixup_for_uid(PHY_ID_AR8031, AR_PHY_ID_MASK, ar8031_phy_fixup);
+
+	barebox_set_hostname("wandboard");
+
+	imx6_bbu_internal_mmc_register_handler("mmc", "/dev/mmc2.barebox",
+		BBU_HANDLER_FLAG_DEFAULT);
+
+	return 0;
+}
+device_initcall(wandboard_device_init);
diff --git a/arch/arm/boards/technexion-wandboard/env/boot/mmc2.1 b/arch/arm/boards/technexion-wandboard/env/boot/mmc2.1
new file mode 100644
index 0000000..d11eff7
--- /dev/null
+++ b/arch/arm/boards/technexion-wandboard/env/boot/mmc2.1
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+mount /dev/mmc2.1 && boot /mnt/mmc2.1
diff --git a/arch/arm/boards/technexion-wandboard/env/init/bootsource b/arch/arm/boards/technexion-wandboard/env/init/bootsource
new file mode 100644
index 0000000..732ce5b
--- /dev/null
+++ b/arch/arm/boards/technexion-wandboard/env/init/bootsource
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+if [ -n "$nv.boot.default" ]; then
+	exit
+fi
+
+global.boot.default="mmc2.1 net"
diff --git a/arch/arm/boards/technexion-wandboard/flash-header-technexion-wandboard.imxcfg b/arch/arm/boards/technexion-wandboard/flash-header-technexion-wandboard.imxcfg
new file mode 100644
index 0000000..3362111
--- /dev/null
+++ b/arch/arm/boards/technexion-wandboard/flash-header-technexion-wandboard.imxcfg
@@ -0,0 +1,3 @@
+loadaddr 0x00907000
+soc imx6
+dcdofs 0x400
diff --git a/arch/arm/boards/technexion-wandboard/lowlevel.c b/arch/arm/boards/technexion-wandboard/lowlevel.c
new file mode 100644
index 0000000..d3eb9a0
--- /dev/null
+++ b/arch/arm/boards/technexion-wandboard/lowlevel.c
@@ -0,0 +1,356 @@
+/*
+ * 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; version 2.
+ *
+ * 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 <debug_ll.h>
+#include <common.h>
+#include <linux/sizes.h>
+#include <mach/generic.h>
+#include <asm/barebox-arm-head.h>
+#include <asm/barebox-arm.h>
+#include <mach/imx6-mmdc.h>
+#include <mach/imx6-ddr-regs.h>
+#include <mach/imx6.h>
+#include <mach/xload.h>
+#include <mach/esdctl.h>
+#include <serial/imx-uart.h>
+
+static void __udelay(int us)
+{
+	volatile int i;
+
+	for (i = 0; i < us * 4; i++);
+}
+
+/*
+ * Driving strength:
+ *   0x30 == 40 Ohm
+ *   0x28 == 48 Ohm
+ */
+
+#define IMX6DQ_DRIVE_STRENGTH		0x30
+#define IMX6SDL_DRIVE_STRENGTH		0x28
+
+/* configure MX6Q/DUAL mmdc DDR io registers */
+static struct mx6dq_iomux_ddr_regs mx6dq_ddr_ioregs = {
+	.dram_sdclk_0 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdclk_1 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_cas = IMX6DQ_DRIVE_STRENGTH,
+	.dram_ras = IMX6DQ_DRIVE_STRENGTH,
+	.dram_reset = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdcke0 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdcke1 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdba2 = 0x00000000,
+	.dram_sdodt0 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdodt1 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs0 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs1 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs2 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs3 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs4 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs5 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs6 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_sdqs7 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm0 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm1 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm2 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm3 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm4 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm5 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm6 = IMX6DQ_DRIVE_STRENGTH,
+	.dram_dqm7 = IMX6DQ_DRIVE_STRENGTH,
+};
+
+/* configure MX6Q/DUAL mmdc GRP io registers */
+static struct mx6dq_iomux_grp_regs mx6dq_grp_ioregs = {
+	.grp_ddr_type = 0x000c0000,
+	.grp_ddrmode_ctl = 0x00020000,
+	.grp_ddrpke = 0x00000000,
+	.grp_addds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_ctlds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_ddrmode = 0x00020000,
+	.grp_b0ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b1ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b2ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b3ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b4ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b5ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b6ds = IMX6DQ_DRIVE_STRENGTH,
+	.grp_b7ds = IMX6DQ_DRIVE_STRENGTH,
+};
+
+/* configure MX6SOLO/DUALLITE mmdc DDR io registers */
+struct mx6sdl_iomux_ddr_regs mx6sdl_ddr_ioregs = {
+	.dram_sdclk_0 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdclk_1 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_cas = IMX6SDL_DRIVE_STRENGTH,
+	.dram_ras = IMX6SDL_DRIVE_STRENGTH,
+	.dram_reset = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdcke0 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdcke1 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdba2 = 0x00000000,
+	.dram_sdodt0 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdodt1 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs0 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs1 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs2 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs3 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs4 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs5 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs6 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_sdqs7 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm0 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm1 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm2 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm3 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm4 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm5 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm6 = IMX6SDL_DRIVE_STRENGTH,
+	.dram_dqm7 = IMX6SDL_DRIVE_STRENGTH,
+};
+
+/* configure MX6SOLO/DUALLITE mmdc GRP io registers */
+struct mx6sdl_iomux_grp_regs mx6sdl_grp_ioregs = {
+	.grp_ddr_type = 0x000c0000,
+	.grp_ddrmode_ctl = 0x00020000,
+	.grp_ddrpke = 0x00000000,
+	.grp_addds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_ctlds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_ddrmode = 0x00020000,
+	.grp_b0ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b1ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b2ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b3ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b4ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b5ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b6ds = IMX6SDL_DRIVE_STRENGTH,
+	.grp_b7ds = IMX6SDL_DRIVE_STRENGTH,
+};
+
+/* H5T04G63AFR-PB */
+static struct mx6_ddr3_cfg h5t04g63afr = {
+	.mem_speed = 1600,
+	.density = 4,
+	.width = 16,
+	.banks = 8,
+	.rowaddr = 15,
+	.coladdr = 10,
+	.pagesz = 2,
+	.trcd = 1375,
+	.trcmin = 4875,
+	.trasmin = 3500,
+};
+
+/* H5TQ2G63DFR-H9 */
+static struct mx6_ddr3_cfg h5tq2g63dfr = {
+	.mem_speed = 1333,
+	.density = 2,
+	.width = 16,
+	.banks = 8,
+	.rowaddr = 14,
+	.coladdr = 10,
+	.pagesz = 2,
+	.trcd = 1350,
+	.trcmin = 4950,
+	.trasmin = 3600,
+};
+
+static struct mx6_mmdc_calibration mx6q_2g_mmdc_calib = {
+	.p0_mpwldectrl0 = 0x001f001f,
+	.p0_mpwldectrl1 = 0x001f001f,
+	.p1_mpwldectrl0 = 0x001f001f,
+	.p1_mpwldectrl1 = 0x001f001f,
+	.p0_mpdgctrl0 = 0x4301030d,
+	.p0_mpdgctrl1 = 0x03020277,
+	.p1_mpdgctrl0 = 0x4300030a,
+	.p1_mpdgctrl1 = 0x02780248,
+	.p0_mprddlctl = 0x4536393b,
+	.p1_mprddlctl = 0x36353441,
+	.p0_mpwrdlctl = 0x41414743,
+	.p1_mpwrdlctl = 0x462f453f,
+};
+
+/* DDR 64bit 2GB */
+static struct mx6_ddr_sysinfo mem_q = {
+	.dsize		= 2,
+	.cs1_mirror	= 0,
+	.cs_density	= 16,
+	.ncs		= 1,
+	.bi_on		= 1,
+	.rtt_nom	= 1,
+	.rtt_wr		= 0,
+	.ralat		= 5,
+	.walat		= 0,
+	.mif3_mode	= 3,
+	.rst_to_cke	= 0x23,
+	.sde_to_rst	= 0x10,
+};
+
+static struct mx6_mmdc_calibration mx6dl_1g_mmdc_calib = {
+	.p0_mpwldectrl0 = 0x001f001f,
+	.p0_mpwldectrl1 = 0x001f001f,
+	.p1_mpwldectrl0 = 0x001f001f,
+	.p1_mpwldectrl1 = 0x001f001f,
+	.p0_mpdgctrl0 = 0x420e020e,
+	.p0_mpdgctrl1 = 0x02000200,
+	.p1_mpdgctrl0 = 0x42020202,
+	.p1_mpdgctrl1 = 0x01720172,
+	.p0_mprddlctl = 0x494c4f4c,
+	.p1_mprddlctl = 0x4a4c4c49,
+	.p0_mpwrdlctl = 0x3f3f3133,
+	.p1_mpwrdlctl = 0x39373f2e,
+};
+
+static struct mx6_mmdc_calibration mx6s_512m_mmdc_calib = {
+	.p0_mpwldectrl0 = 0x0040003c,
+	.p0_mpwldectrl1 = 0x0032003e,
+	.p0_mpdgctrl0 = 0x42350231,
+	.p0_mpdgctrl1 = 0x021a0218,
+	.p0_mprddlctl = 0x4b4b4e49,
+	.p0_mpwrdlctl = 0x3f3f3035,
+};
+
+/* DDR 64bit 1GB */
+static struct mx6_ddr_sysinfo mem_dl = {
+	.dsize		= 2,
+	.cs1_mirror	= 0,
+	.cs_density	= 8,
+	.ncs		= 1,
+	.bi_on		= 1,
+	.rtt_nom	= 1,
+	.rtt_wr		= 0,
+	.ralat		= 5,
+	.walat		= 0,
+	.mif3_mode	= 3,
+	.rst_to_cke	= 0x23,
+	.sde_to_rst	= 0x10,
+};
+
+/* DDR 32bit 512MB */
+static struct mx6_ddr_sysinfo mem_s = {
+	.dsize		= 1,
+	.cs1_mirror	= 0,
+	.cs_density	= 4,
+	.ncs		= 1,
+	.bi_on		= 1,
+	.rtt_nom	= 1,
+	.rtt_wr		= 0,
+	.ralat		= 5,
+	.walat		= 0,
+	.mif3_mode	= 3,
+	.rst_to_cke	= 0x23,
+	.sde_to_rst	= 0x10,
+};
+
+static unsigned long wandboard_dram_init(void)
+{
+	int cpu_type = __imx6_cpu_type();
+	unsigned long memsize;
+
+	switch (cpu_type) {
+	case  IMX6_CPUTYPE_IMX6S:
+		mx6sdl_dram_iocfg(32, &mx6sdl_ddr_ioregs, &mx6sdl_grp_ioregs);
+		mx6_dram_cfg(&mem_s, &mx6s_512m_mmdc_calib, &h5tq2g63dfr);
+		memsize = SZ_512M;
+		break;
+	case IMX6_CPUTYPE_IMX6DL:
+		mx6sdl_dram_iocfg(64, &mx6sdl_ddr_ioregs, &mx6sdl_grp_ioregs);
+		mx6_dram_cfg(&mem_dl, &mx6dl_1g_mmdc_calib, &h5tq2g63dfr);
+		memsize = SZ_1G;
+		break;
+	case IMX6_CPUTYPE_IMX6Q:
+		mx6dq_dram_iocfg(64, &mx6dq_ddr_ioregs, &mx6dq_grp_ioregs);
+		mx6_dram_cfg(&mem_q, &mx6q_2g_mmdc_calib, &h5t04g63afr);
+		memsize = SZ_2G;
+		break;
+	default:
+		return 0;
+	}
+
+	__udelay(100);
+
+	mmdc_do_write_level_calibration();
+	mmdc_do_dqs_calibration();
+#ifdef DEBUG
+	mmdc_print_calibration_results();
+#endif
+	return memsize;
+}
+
+static void setup_uart(void)
+{
+	void __iomem *iomuxbase = (void *)MX6_IOMUXC_BASE_ADDR;
+
+	/* mux the uart */
+	writel(0x00000003, iomuxbase + 0x4c);
+	writel(0x00000000, iomuxbase + 0x8fc);
+
+	imx6_ungate_all_peripherals();
+	imx6_uart_setup((void *)MX6_UART1_BASE_ADDR);
+	pbl_set_putc(imx_uart_putc, (void *)MX6_UART1_BASE_ADDR);
+
+	pr_debug("\n");
+}
+
+static void wandboard_init(void)
+{
+	unsigned long sdram_size;
+
+	setup_uart();
+
+	if (get_pc() > 0x10000000)
+		return;
+
+	sdram_size = wandboard_dram_init();
+
+	pr_debug("SDRAM init finished. SDRAM size 0x%08lx\n", sdram_size);
+
+	imx6_esdhc_start_image(2);
+	pr_info("Loading image from SPI flash\n");
+	imx6_spi_start_image(0);
+}
+
+extern char __dtb_z_imx6dl_wandboard_start[];
+extern char __dtb_z_imx6q_wandboard_start[];
+
+static noinline void wandboard_start(void)
+{
+	int cpu_type = __imx6_cpu_type();
+	void *dtb;
+
+	wandboard_init();
+
+	switch (cpu_type) {
+	case IMX6_CPUTYPE_IMX6S:
+	case IMX6_CPUTYPE_IMX6DL:
+		dtb = __dtb_z_imx6dl_wandboard_start;
+		break;
+	case IMX6_CPUTYPE_IMX6Q:
+		dtb = __dtb_z_imx6q_wandboard_start;
+		break;
+	default:
+		hang();
+	}
+
+	imx6q_barebox_entry(dtb);
+}
+
+ENTRY_FUNCTION(start_imx6_wandboard, r0, r1, r2)
+{
+	imx6_cpu_lowlevel_init();
+
+	arm_setup_stack(0x0091ffb0);
+
+	relocate_to_current_adr();
+	setup_c();
+	barrier();
+
+	wandboard_start();
+}
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 60880e4..c87bd93 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -52,6 +52,7 @@ pbl-dtb-$(CONFIG_MACH_SOCFPGA_EBV_SOCRATES) += socfpga_cyclone5_socrates.dtb.o
 pbl-dtb-$(CONFIG_MACH_SOCFPGA_TERASIC_SOCKIT) += socfpga_cyclone5_sockit.dtb.o
 pbl-dtb-$(CONFIG_MACH_SOLIDRUN_CUBOX) += dove-cubox-bb.dtb.o
 pbl-dtb-$(CONFIG_MACH_SOLIDRUN_MICROSOM) += imx6dl-hummingboard.dtb.o
+pbl-dtb-$(CONFIG_MACH_TECHNEXION_WANDBOARD) += imx6q-wandboard.dtb.o imx6dl-wandboard.dtb.o
 pbl-dtb-$(CONFIG_MACH_TORADEX_COLIBRI_T20) += tegra20-colibri-iris.dtb.o
 pbl-dtb-$(CONFIG_MACH_TOSHIBA_AC100) += tegra20-paz00.dtb.o
 pbl-dtb-$(CONFIG_MACH_TQMA53) += imx53-mba53.dtb.o
diff --git a/arch/arm/dts/imx6dl-wandboard.dts b/arch/arm/dts/imx6dl-wandboard.dts
new file mode 100644
index 0000000..a867400
--- /dev/null
+++ b/arch/arm/dts/imx6dl-wandboard.dts
@@ -0,0 +1,37 @@
+#include <arm/imx6dl-wandboard.dts>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6dl.dtsi"
+
+/ {
+	chosen {
+		linux,stdout-path = &uart1;
+
+		environment@0 {
+			compatible = "barebox,environment";
+			device-path = &environment_usdhc3;
+		};
+	};
+
+	memory {
+		reg = <0x0 0x0>;
+	};
+};
+
+&ocotp {
+	barebox,provide-mac-address = <&fec 0x620>;
+};
+
+&usdhc3 {
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	partition@0 {
+		label = "barebox";
+		reg = <0x0 0xc0000>;
+	};
+
+	environment_usdhc3: partition@c0000 {
+		label = "barebox-environment";
+		reg = <0xc0000 0x40000>;
+	};
+};
diff --git a/arch/arm/dts/imx6q-wandboard.dts b/arch/arm/dts/imx6q-wandboard.dts
new file mode 100644
index 0000000..26d8a00
--- /dev/null
+++ b/arch/arm/dts/imx6q-wandboard.dts
@@ -0,0 +1,37 @@
+#include <arm/imx6q-wandboard.dts>
+#include <dt-bindings/gpio/gpio.h>
+#include "imx6q.dtsi"
+
+/ {
+	chosen {
+		linux,stdout-path = &uart1;
+
+		environment@0 {
+			compatible = "barebox,environment";
+			device-path = &environment_usdhc3;
+		};
+	};
+
+	memory {
+		reg = <0x0 0x0>;
+	};
+};
+
+&ocotp {
+	barebox,provide-mac-address = <&fec 0x620>;
+};
+
+&usdhc3 {
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	partition@0 {
+		label = "barebox";
+		reg = <0x0 0xc0000>;
+	};
+
+	environment_usdhc3: partition@c0000 {
+		label = "barebox-environment";
+		reg = <0xc0000 0x40000>;
+	};
+};
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index f2dc52d..0a7b517 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -330,6 +330,11 @@ config MACH_SOLIDRUN_MICROSOM
 	bool "SolidRun MicroSOM based devices"
 	select ARCH_IMX6
 
+config MACH_TECHNEXION_WANDBOARD
+	bool "Technexion Wandboard"
+	select ARCH_IMX6
+	select ARM_USE_COMPRESSED_DTB
+
 config MACH_EMBEST_RIOTBOARD
 	bool "Embest RIoTboard"
 	select ARCH_IMX6
diff --git a/images/Makefile.imx b/images/Makefile.imx
index c33b153..f2a415a 100644
--- a/images/Makefile.imx
+++ b/images/Makefile.imx
@@ -207,6 +207,11 @@ CFG_start_imx6dl_hummingboard.pblx.imximg = $(board)/solidrun-microsom/flash-hea
 FILE_barebox-solidrun-imx6dl-hummingboard.img = start_imx6dl_hummingboard.pblx.imximg
 image-$(CONFIG_MACH_SOLIDRUN_MICROSOM) += barebox-solidrun-imx6dl-hummingboard.img
 
+pblx-$(CONFIG_MACH_TECHNEXION_WANDBOARD) += start_imx6_wandboard
+CFG_start_imx6_wandboard.imx-sram-img = $(board)/technexion-wandboard/flash-header-technexion-wandboard.imxcfg
+FILE_barebox-imx6-wandboard.img = start_imx6_wandboard.imx-sram-img
+image-$(CONFIG_MACH_TECHNEXION_WANDBOARD) += barebox-imx6-wandboard.img
+
 pblx-$(CONFIG_MACH_NITROGEN6X) += start_imx6q_nitrogen6x_1g
 CFG_start_imx6q_nitrogen6x_1g.pblx.imximg = $(board)/boundarydevices-nitrogen6x/flash-header-nitrogen6q-1g.imxcfg
 FILE_barebox-boundarydevices-imx6q-nitrogen6x-1g.img = start_imx6q_nitrogen6x_1g.pblx.imximg
-- 
2.6.1


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