diff mbox

[U-Boot,v2] imx: i.mx6q: add the initial support for LogicPD i.MX6Q SOM

Message ID 1491071715-21245-1-git-send-email-aford173@gmail.com
State Superseded
Headers show

Commit Message

Adam Ford April 1, 2017, 6:35 p.m. UTC
Logic PD has an i.MX6Q system on module (SOM) with a development kit. The
SOM has a built-in microSD socket, DDR and NAND flash.  The development kit
has an SMSC Ethernet PHY, serial debug port and a variety of peripherals.
This have been verified to boot the i.MX6Q version over either SD
on the development kit or NAND built into the SOM.

Signed-off-by: Adam Ford <aford173@gmail.com>
---
Changes in V2:
  - Alphabetize the modified Kconfig file
  - Clean up README file.
  - Elminate fdt_high and initrd_high and add bootm_size
  - Changed MTDPARTS_DEFAULT to increase the kernel size to 16MB
  - Cleaned up the mx6q_2x_MT41K512M16HA.cfg to include headers,
    replace hard-coded addresses with human-readable ones, and
    remove dead code
  - Updated mx6q_2x_MT41K512M16HA.cfg to use BOOT_OFFSET since SD
    and NAND have the same offset
  - Removed 'ifdef' references that were always true.
  - Removed CPU references that didn't exist.
  - And made local variables static
  - Add reference to worked used to derrive this code

Comments

Jagan Teki April 3, 2017, 12:19 p.m. UTC | #1
+ Stefano

On Sun, Apr 2, 2017 at 12:05 AM, Adam Ford <aford173@gmail.com> wrote:
> Logic PD has an i.MX6Q system on module (SOM) with a development kit. The
> SOM has a built-in microSD socket, DDR and NAND flash.  The development kit
> has an SMSC Ethernet PHY, serial debug port and a variety of peripherals.
> This have been verified to boot the i.MX6Q version over either SD
> on the development kit or NAND built into the SOM.
>
> Signed-off-by: Adam Ford <aford173@gmail.com>
> ---
> Changes in V2:
>   - Alphabetize the modified Kconfig file
>   - Clean up README file.
>   - Elminate fdt_high and initrd_high and add bootm_size
>   - Changed MTDPARTS_DEFAULT to increase the kernel size to 16MB
>   - Cleaned up the mx6q_2x_MT41K512M16HA.cfg to include headers,
>     replace hard-coded addresses with human-readable ones, and
>     remove dead code
>   - Updated mx6q_2x_MT41K512M16HA.cfg to use BOOT_OFFSET since SD
>     and NAND have the same offset
>   - Removed 'ifdef' references that were always true.
>   - Removed CPU references that didn't exist.
>   - And made local variables static
>   - Add reference to worked used to derrive this code
>
> diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
> index 190e5c6..507c70e 100644
> --- a/arch/arm/cpu/armv7/mx6/Kconfig
> +++ b/arch/arm/cpu/armv7/mx6/Kconfig
> @@ -155,6 +155,13 @@ config TARGET_MX6CUBOXI
>         select BOARD_LATE_INIT
>         select SUPPORT_SPL
>
> +config TARGET_MX6LOGICPD
> +       bool "mx6logicpd"
> +       select BOARD_EARLY_INIT_F
> +       select BOARD_LATE_INIT
> +       select DM
> +       select DM_THERMAL

IMHO, Since we are moving i.MX stuff with SPL and dt support a lot of
code can be prevented from board files like pinctrl(PADS), UART, MMC,
I2C, FEC,USB. Please better to start adding new board with
new-features which are supported this will certainly improve
maintainability and align with latest u-boot features.

thanks!
Adam Ford April 3, 2017, 12:33 p.m. UTC | #2
On Mon, Apr 3, 2017 at 7:19 AM, Jagan Teki <jagannadh.teki@gmail.com> wrote:
> + Stefano
>
> On Sun, Apr 2, 2017 at 12:05 AM, Adam Ford <aford173@gmail.com> wrote:
>> Logic PD has an i.MX6Q system on module (SOM) with a development kit. The
>> SOM has a built-in microSD socket, DDR and NAND flash.  The development kit
>> has an SMSC Ethernet PHY, serial debug port and a variety of peripherals.
>> This have been verified to boot the i.MX6Q version over either SD
>> on the development kit or NAND built into the SOM.
>>
>> Signed-off-by: Adam Ford <aford173@gmail.com>
>> ---
>> Changes in V2:
>>   - Alphabetize the modified Kconfig file
>>   - Clean up README file.
>>   - Elminate fdt_high and initrd_high and add bootm_size
>>   - Changed MTDPARTS_DEFAULT to increase the kernel size to 16MB
>>   - Cleaned up the mx6q_2x_MT41K512M16HA.cfg to include headers,
>>     replace hard-coded addresses with human-readable ones, and
>>     remove dead code
>>   - Updated mx6q_2x_MT41K512M16HA.cfg to use BOOT_OFFSET since SD
>>     and NAND have the same offset
>>   - Removed 'ifdef' references that were always true.
>>   - Removed CPU references that didn't exist.
>>   - And made local variables static
>>   - Add reference to worked used to derrive this code
>>
>> diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
>> index 190e5c6..507c70e 100644
>> --- a/arch/arm/cpu/armv7/mx6/Kconfig
>> +++ b/arch/arm/cpu/armv7/mx6/Kconfig
>> @@ -155,6 +155,13 @@ config TARGET_MX6CUBOXI
>>         select BOARD_LATE_INIT
>>         select SUPPORT_SPL
>>
>> +config TARGET_MX6LOGICPD
>> +       bool "mx6logicpd"
>> +       select BOARD_EARLY_INIT_F
>> +       select BOARD_LATE_INIT
>> +       select DM
>> +       select DM_THERMAL
>
> IMHO, Since we are moving i.MX stuff with SPL and dt support a lot of
> code can be prevented from board files like pinctrl(PADS), UART, MMC,
> I2C, FEC,USB. Please better to start adding new board with
> new-features which are supported this will certainly improve
> maintainability and align with latest u-boot features.
>

We're trying to release a new development platform (SabreSD)  that I
used as a model does not do the items you're listing.  I was hoping
that once it got accepted into the U-Boot trunk, that I would do
incremental improvements to bring it more up to date.  I intentionally
set the U-Boot partition large thinking that I would restructure them
later to support SPL without messing up the locations of the rest of
the partitions. It seems to me like the Freescale Sabre boards should
get upgraded if this is a requirement.  Is this really a deal-breaker
to get accepted as a first step?  My goal is to incrementally
integrate those features in as I have time.

adam


> thanks!
> --
> Jagan Teki
> Free Software Engineer | www.openedev.com
> U-Boot, Linux | Upstream Maintainer
> Hyderabad, India.
diff mbox

Patch

diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
index 190e5c6..507c70e 100644
--- a/arch/arm/cpu/armv7/mx6/Kconfig
+++ b/arch/arm/cpu/armv7/mx6/Kconfig
@@ -155,6 +155,13 @@  config TARGET_MX6CUBOXI
 	select BOARD_LATE_INIT
 	select SUPPORT_SPL
 
+config TARGET_MX6LOGICPD
+	bool "mx6logicpd"
+	select BOARD_EARLY_INIT_F
+	select BOARD_LATE_INIT
+	select DM
+	select DM_THERMAL
+
 config TARGET_MX6QARM2
 	bool "mx6qarm2"
 
@@ -404,6 +411,7 @@  source "board/gateworks/gw_ventana/Kconfig"
 source "board/kosagi/novena/Kconfig"
 source "board/samtec/vining_2000/Kconfig"
 source "board/liebherr/mccmon6/Kconfig"
+source "board/logicpd/imx6/Kconfig"
 source "board/seco/Kconfig"
 source "board/solidrun/mx6cuboxi/Kconfig"
 source "board/technexion/pico-imx6ul/Kconfig"
diff --git a/board/logicpd/imx6/Kconfig b/board/logicpd/imx6/Kconfig
new file mode 100644
index 0000000..f5e2f58
--- /dev/null
+++ b/board/logicpd/imx6/Kconfig
@@ -0,0 +1,12 @@ 
+if TARGET_MX6LOGICPD
+
+config SYS_BOARD
+       default "imx6"
+
+config SYS_VENDOR
+       default "logicpd"
+
+config SYS_CONFIG_NAME
+       default "imx6_logic"
+
+endif
diff --git a/board/logicpd/imx6/MAINTAINERS b/board/logicpd/imx6/MAINTAINERS
new file mode 100644
index 0000000..5db7d2c
--- /dev/null
+++ b/board/logicpd/imx6/MAINTAINERS
@@ -0,0 +1,6 @@ 
+MX6LOGICPD BOARD
+M:     Adam Ford <aford173@gmail.com>
+S:     Maintained
+F:     board/logicpd/imx6/
+F:     include/configs/imx6_logic.h
+F:     configs/imx6q_logic_defconfig
diff --git a/board/logicpd/imx6/Makefile b/board/logicpd/imx6/Makefile
new file mode 100644
index 0000000..397bc5e
--- /dev/null
+++ b/board/logicpd/imx6/Makefile
@@ -0,0 +1,11 @@ 
+#
+# Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
+#
+# (C) Copyright 2011 Freescale Semiconductor, Inc.
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+obj-y  := imx6logic.o
+obj-$(CONFIG_POWER_PFUZE100)   += ../../freescale/common/pfuze.o
+
diff --git a/board/logicpd/imx6/README b/board/logicpd/imx6/README
new file mode 100644
index 0000000..7c9b6bd
--- /dev/null
+++ b/board/logicpd/imx6/README
@@ -0,0 +1,37 @@ 
+U-Boot for LogicPD i.MX6 Development Kit
+----------------------------------------
+
+This file contains information for the port of U-Boot to the Logic PD Development kit.
+
+Logic PD has an i.MX6 System On Module (SOM) and a correspondong development
+board.  SOM has a built-in microSD socket, DDR and NAND flash.  The development kit has
+an SMSC Ethernet PHY, serial debug port and a variety of peripherals.
+
+On the intial release, the SOM came with an i.MX6D and i.MX6Q.
+
+For more details about Logic PD i.MX6 Development kit, visit:
+https://www.logicpd.com/
+
+Building U-Boot for Logic PD Development Kit
+--------------------------------------------
+To build U-Boot for the Dual and Quad variants:
+
+ make imx6q_logic_defconfig
+ make u-boot.imx ARCH=arm CROSS_COMPILE=arm-linux-
+
+
+Flashing U-Boot into the SD card
+--------------------------------
+
+See README.imximage for details on booting from SD
+
+Flashing U-Boot into NAND
+-------------------------
+Once in Linux with MTD support for the NAND on /dev/mtd0, program U-Boot with the following:
+with:
+
+  kobs-ng init -v -x u-boot.imx
+
+Additional Support Documentation can be found at:
+https://support.logicpd.com/
+
diff --git a/board/logicpd/imx6/imx6logic.c b/board/logicpd/imx6/imx6logic.c
new file mode 100644
index 0000000..0efa65c
--- /dev/null
+++ b/board/logicpd/imx6/imx6logic.c
@@ -0,0 +1,343 @@ 
+/*
+ * Copyright (C) 2017 Logic PD, Inc.
+ *
+ * Author: Adam Ford <aford173@gmail.com>
+ *
+ * Based on SabreSD by Fabio Estevam <fabio.estevam@freescale.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <asm/arch/clock.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/mx6-pins.h>
+#include <linux/errno.h>
+#include <asm/gpio.h>
+#include <asm/imx-common/mxc_i2c.h>
+#include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/boot_mode.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <miiphy.h>
+#include <netdev.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/io.h>
+#include <asm/arch/sys_proto.h>
+#include <i2c.h>
+#include <power/pmic.h>
+#include <power/pfuze100_pmic.h>
+#include "../../freescale/common/pfuze.h"
+#include <asm/arch/mx6-ddr.h>
+#include <usb.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |            \
+	PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |               \
+	PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
+
+#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE |            \
+	PAD_CTL_PUS_47K_UP  | PAD_CTL_SPEED_LOW |               \
+	PAD_CTL_DSE_80ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
+
+#define NAND_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |            \
+	PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED   |             \
+	PAD_CTL_DSE_40ohm   | PAD_CTL_HYS)
+
+#define ENET_PAD_CTRL  (PAD_CTL_PUS_100K_UP |                   \
+	PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
+
+#define I2C_PAD_CTRL   (                       \
+	PAD_CTL_SPEED_LOW |                                 \
+	PAD_CTL_DSE_60ohm | PAD_CTL_HYS |                       \
+	PAD_CTL_ODE | PAD_CTL_SRE_SLOW)
+
+#define EPDC_PAD_CTRL    (PAD_CTL_PKE | PAD_CTL_SPEED_MED |    \
+	PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
+
+#define I2C_PMIC       2
+#define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL)
+
+int dram_init(void)
+{
+	gd->ram_size = imx_ddr_size();
+	return 0;
+}
+
+static iomux_v3_cfg_t const uart1_pads[] = {
+	MX6_PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const uart2_pads[] = {
+	MX6_PAD_SD4_DAT4__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_SD4_DAT5__UART2_RTS_B | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_SD4_DAT6__UART2_CTS_B | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_SD4_DAT7__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const uart3_pads[] = {
+	MX6_PAD_EIM_D23__UART3_CTS_B | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_EIM_D24__UART3_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_EIM_D25__UART3_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+	MX6_PAD_EIM_EB3__UART3_RTS_B | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const enet_pads[] = {
+	MX6_PAD_ENET_MDIO__ENET_MDIO      | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_MDC__ENET_MDC        | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_GPIO_16__ENET_REF_CLK	  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_RXD0__ENET_RX_DATA0  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_RXD1__ENET_RX_DATA1  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_TXD0__ENET_TX_DATA0  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_TXD1__ENET_TX_DATA1  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_CRS_DV__ENET_RX_EN	  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_RX_ER__ENET_RX_ER	  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	MX6_PAD_ENET_TX_EN__ENET_TX_EN	  | MUX_PAD_CTRL(ENET_PAD_CTRL),
+	/* LAN8710A PHY Reset */
+	MX6_PAD_KEY_ROW1__GPIO4_IO09      | MUX_PAD_CTRL(EPDC_PAD_CTRL),
+	/* LAN8710A nINT Signal */
+	MX6_PAD_KEY_ROW0__GPIO4_IO07      | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static void setup_iomux_enet(void)
+{
+	struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
+
+	imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
+
+	/* Set GPIO_16 as ENET_REF_CLK_OUT */
+	setbits_le32(&iomuxc_regs->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK);
+
+	/* Ensure nINT is input */
+	gpio_direction_input(IMX_GPIO_NR(4, 7));
+
+	/* Reset LAN8710A PHY */
+	gpio_direction_output(IMX_GPIO_NR(4, 9) , 0);
+	udelay(150);
+	gpio_set_value(IMX_GPIO_NR(4, 9), 1);
+	mdelay(50);
+}
+
+static iomux_v3_cfg_t const usdhc1_pads[] = {
+	MX6_PAD_SD1_DAT1__SD1_DATA1     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_CMD__SD1_CMD        | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT0__SD1_DATA0     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT1__SD1_DATA1     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT2__SD1_DATA2     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD1_DAT3__SD1_DATA3     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_NANDF_CS3__GPIO6_IO16   | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const usdhc2_pads[] = {
+	MX6_PAD_SD2_CLK__SD2_CLK        | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD2_CMD__SD2_CMD        | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD2_DAT0__SD2_DATA0     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD2_DAT1__SD2_DATA1     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD2_DAT2__SD2_DATA2     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_SD2_DAT3__SD2_DATA3     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	MX6_PAD_GPIO_4__GPIO1_IO04      | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+
+static struct i2c_pads_info i2c_pad_info3 = {
+	.scl = {
+		.i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gp = IMX_GPIO_NR(3, 17)
+	},
+	.sda = {
+		.i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | MUX_PAD_CTRL(I2C_PAD_CTRL),
+		.gp = IMX_GPIO_NR(3, 18)
+	}
+};
+
+static void setup_iomux_uart(void)
+{
+	imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
+	imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads));
+	imx_iomux_v3_setup_multiple_pads(uart3_pads, ARRAY_SIZE(uart3_pads));
+}
+
+static iomux_v3_cfg_t const pmic_pads[] = {
+	MX6_PAD_SD4_DAT0__GPIO2_IO08	| MUX_PAD_CTRL(NO_PAD_CTRL),
+	MX6_PAD_SD4_DAT3__GPIO2_IO11	| MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static void setup_pmic_pins(void)
+{
+	imx_iomux_v3_setup_multiple_pads(pmic_pads, ARRAY_SIZE(pmic_pads));
+}
+
+static iomux_v3_cfg_t const nand_pads[] = {
+	MX6_PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_ALE__NAND_ALE  | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_CLE__NAND_CLE  | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_WP_B__NAND_WP_B  | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_RB0__NAND_READY_B   | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D0__NAND_DATA00    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D1__NAND_DATA01    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D2__NAND_DATA02    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D3__NAND_DATA03    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D4__NAND_DATA04    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D5__NAND_DATA05    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D6__NAND_DATA06    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_NANDF_D7__NAND_DATA07    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_SD4_CLK__NAND_WE_B    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+	MX6_PAD_SD4_CMD__NAND_RE_B    | MUX_PAD_CTRL(NAND_PAD_CTRL),
+};
+
+static void setup_nand_pins(void)
+{
+	imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads));
+}
+
+
+struct fsl_esdhc_cfg usdhc_cfg[] = {
+	{USDHC1_BASE_ADDR},
+	{USDHC2_BASE_ADDR},
+};
+
+#define USDHC1_CD_GPIO IMX_GPIO_NR(6, 16)
+#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4)
+
+int board_mmc_get_env_dev(int devno)
+{
+	return devno - 1;
+}
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
+	int ret = 0;
+
+	switch (cfg->esdhc_base) {
+	case USDHC1_BASE_ADDR:
+		ret = !gpio_get_value(USDHC1_CD_GPIO);
+		break;
+	case USDHC2_BASE_ADDR:
+		ret = !gpio_get_value(USDHC2_CD_GPIO);
+		break;
+	}
+
+	return ret;
+}
+
+int board_mmc_init(bd_t *bis)
+{
+	int ret;
+	int i;
+
+	/*
+	* According to the board_mmc_init() the following map is done:
+	* (U-Boot device node)    (Physical Port)
+	* mmc0                    SOM
+	* mmc1                    Baseboard
+	*/
+	for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
+		switch (i) {
+		case 0:
+			imx_iomux_v3_setup_multiple_pads(
+				   usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
+			gpio_direction_input(USDHC1_CD_GPIO);
+			usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
+			break;
+		case 1:
+			imx_iomux_v3_setup_multiple_pads(
+				   usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
+			gpio_direction_input(USDHC2_CD_GPIO);
+			usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+			break;
+		default:
+			printf("Warning: you configured more USDHC controllers");
+			printf("(%d) then supported by the board (%d)\n",
+			       i + 1, CONFIG_SYS_FSL_USDHC_NUM);
+			return -EINVAL;
+		}
+
+		ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+		if (ret)
+			return ret;
+	}
+	return 0;
+}
+
+int board_phy_config(struct phy_device *phydev)
+{
+	if (phydev->drv->config)
+		phydev->drv->config(phydev);
+
+	return 0;
+}
+
+/*
+ * Do not overwrite the console
+ * Use always serial for U-Boot console
+ */
+int overwrite_console(void)
+{
+	return 1;
+}
+
+int board_eth_init(bd_t *bis)
+{
+	setup_iomux_enet();
+	return cpu_eth_init(bis);
+}
+
+int board_early_init_f(void)
+{
+	setup_iomux_uart();
+	setup_pmic_pins();
+	setup_nand_pins();
+	return 0;
+}
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+	enable_fec_anatop_clock(0, ENET_50MHZ);
+	setup_i2c(2, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE, &i2c_pad_info3);
+	return 0;
+}
+
+int power_init_board(void)
+{
+	struct pmic *p;
+
+	p = pfuze_common_init(I2C_PMIC);
+	if (!p)
+		return -ENODEV;
+
+	return pfuze_mode_init(p, APS_PFM);
+}
+
+static const struct boot_mode board_boot_modes[] = {
+	/* 4 bit bus width */
+	/* 4 bit bus width */
+	{"sd1",  MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)},
+	{"sd2",  MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)},
+	{NULL,   0},
+};
+
+
+int board_late_init(void)
+{
+	add_board_boot_modes(board_boot_modes);
+	setenv("board_name", "imx6logic");
+
+	if (is_mx6dq()) {
+		setenv("board_rev", "MX6DQ");
+		setenv("fdt_file", "imx6q-logicpd.dtb");
+	}
+	return 0;
+}
+
+int checkboard(void)
+{
+	puts("Board: Logic PD i.MX6 SOM\n");
+	return 0;
+}
diff --git a/board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg b/board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg
new file mode 100644
index 0000000..b206548
--- /dev/null
+++ b/board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg
@@ -0,0 +1,112 @@ 
+/*
+ * Copyright (C) 2017 Logic PD, Inc.
+ * Adam Ford <aford173@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ *
+ * Refer doc/README.imximage for more details about how-to configure
+ * and create imximage boot image
+ *
+ * The syntax is taken as close as possible with the kwbimage
+ */
+
+#include <asm/imx-common/imximage.cfg>
+
+/* image version */
+IMAGE_VERSION 2
+
+BOOT_OFFSET FLASH_OFFSET_STANDARD
+
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type           Address        Value
+ *
+ * where:
+ *      Addr-type register length (1,2 or 4 bytes)
+ *      Address   absolute address of the register
+ *      value     value to be stored in the register
+ */
+
+#define __ASSEMBLY__
+#include <config.h>
+#include "asm/arch-mx6/mx6-ddr.h"
+#include "asm/arch-mx6/iomux.h"
+#include "asm/arch-mx6/crm_regs.h"
+
+DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000
+DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000
+DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000030
+DATA 4, MX6_IOM_DRAM_CAS, 0x00000030
+DATA 4, MX6_IOM_DRAM_RAS, 0x00000030
+DATA 4, MX6_IOM_GRP_ADDDS, 0x00000030
+DATA 4, MX6_IOM_DRAM_RESET, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000
+DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000030
+DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030
+DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000
+DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000030
+DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000030
+DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000
+DATA 4, MX6_IOM_GRP_B0DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B1DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B2DS, 0x00000030
+DATA 4, MX6_IOM_GRP_B3DS, 0x00000030
+DATA 4, MX6_IOM_DRAM_DQM0, 0x00000030
+DATA 4, MX6_IOM_DRAM_DQM1, 0x00000030
+DATA 4, MX6_IOM_DRAM_DQM2, 0x00000030
+DATA 4, MX6_IOM_DRAM_DQM3, 0x00000030
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000
+DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xA1390003
+DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x002D003A
+DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x0038002B
+DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x03340338
+DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x0334032C
+DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x4036383C
+DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x2E384038
+DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333
+DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800
+DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036
+DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040
+DATA 4, MX6_MMDC_P0_MDCFG0, 0xB8BE7955
+DATA 4, MX6_MMDC_P0_MDCFG1, 0xFF328F64
+DATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB
+DATA 4, MX6_MMDC_P0_MDMISC, 0x00011740
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000
+DATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2
+DATA 4, MX6_MMDC_P0_MDOR, 0x00BE1023
+DATA 4, MX6_MMDC_P0_MDASP, 0x00000047
+DATA 4, MX6_MMDC_P0_MDCTL, 0x85190000
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00888032
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00008031
+DATA 4, MX6_MMDC_P0_MDSCR, 0x19408030
+DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040
+DATA 4, MX6_MMDC_P0_MDREF, 0x00007800
+DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00000007
+DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576
+DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006
+DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000
+
+/* set the default clock gate to save power */
+DATA 4, CCM_CCGR0, 0x00C03F3F
+DATA 4, CCM_CCGR1, 0x0030FC03
+DATA 4, CCM_CCGR2, 0x0FFFC000
+DATA 4, CCM_CCGR3, 0x3FF00000
+DATA 4, CCM_CCGR4, 0xFFFFF300
+DATA 4, CCM_CCGR5, 0x0F0000F3
+DATA 4, CCM_CCGR6, 0x00000FFF
+
+/* enable AXI cache for VDOA/VPU/IPU */
+DATA 4 MX6_IOMUXC_GPR4 0xF00000CF
+/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
+DATA 4 MX6_IOMUXC_GPR6 0x007F007F
+DATA 4 MX6_IOMUXC_GPR7 0x007F007F
diff --git a/configs/imx6q_logic_defconfig b/configs/imx6q_logic_defconfig
new file mode 100644
index 0000000..1526d38
--- /dev/null
+++ b/configs/imx6q_logic_defconfig
@@ -0,0 +1,30 @@ 
+CONFIG_ARM=y
+CONFIG_ARCH_MX6=y
+CONFIG_TARGET_MX6LOGICPD=y
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/logicpd/imx6/mx6q_2x_MT41K512M16HA.cfg,MX6Q"
+CONFIG_BOOTDELAY=3
+# CONFIG_CONSOLE_MUX is not set
+CONFIG_SYS_CONSOLE_IS_IN_ENV=y
+CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="i.MX6 Logic # "
+CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
+CONFIG_CMD_NAND=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_NAND_MXS=y
+CONFIG_DISPLAY_CPUINFO=y
+CONFIG_CMD_MEMTEST=y
+CONFIG_OF_LIBFDT=y
diff --git a/include/configs/imx6_logic.h b/include/configs/imx6_logic.h
new file mode 100644
index 0000000..cb09407
--- /dev/null
+++ b/include/configs/imx6_logic.h
@@ -0,0 +1,198 @@ 
+/*
+ * Copyright (C) 2017 Logic PD, Inc.
+ *
+ * Configuration settings for the LogicPD i.MX6 SOM.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __IMX6LOGIC_CONFIG_H
+#define __IMX6LOGIC_CONFIG_H
+
+#define CONFIG_MXC_UART_BASE   UART1_BASE
+#define CONSOLE_DEV            "ttymxc0"
+
+#include <config_distro_defaults.h>
+#include "mx6_common.h"
+
+#define CONFIG_IMX_THERMAL
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN          (10 * SZ_1M)
+
+#define CONFIG_MXC_UART
+
+/* MMC Configs */
+#define CONFIG_SYS_FSL_ESDHC_ADDR      0
+#define CONFIG_SYS_FSL_USDHC_NUM       2
+#define CONFIG_MMCROOT         "/dev/mmcblk1p2" /* Dev kit SD card */
+
+/* Ethernet Configs */
+#define CONFIG_FEC_MXC
+#define CONFIG_MII
+#define IMX_FEC_BASE                   ENET_BASE_ADDR
+#define CONFIG_FEC_XCV_TYPE            RMII
+#define CONFIG_ETHPRIME                "FEC"
+#define CONFIG_FEC_MXC_PHYADDR         0
+#define CONFIG_PHYLIB
+#define CONFIG_PHY_SMSC
+
+/* Command definition */
+#define CONFIG_CMD_BMODE
+
+#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"script=boot.scr\0" \
+	"image=zImage\0" \
+	"bootm_size=0x10000000\0" \
+	"fdt_addr_r=0x18000000\0" \
+	"fdt_addr=0x18000000\0" \
+	"ramdisk_addr_r=0x13000000\0" \
+	"ramdiskaddr=0x13000000\0" \
+	"kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \
+	"ramdisk_file=rootfs.cpio.uboot\0" \
+	"boot_fdt=try\0" \
+	"ip_dyn=yes\0" \
+	"console=" CONSOLE_DEV "\0" \
+	"mmcdev=1\0" \
+	"mmcpart=1\0" \
+	"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
+	"nandroot=ubi0:rootfs rootfstype=ubifs\0" \
+	"mmcargs=setenv bootargs console=${console},${baudrate}" \
+	" root=${mmcroot} ${mtdparts}\0" \
+	"nandargs=setenv bootargs console=${console},${baudrate}" \
+	" ubi.mtd=fs root=${nandroot} ${mtdparts}\0" \
+	"ramargs=setenv bootargs console=${console},${baudrate}" \
+	" root=/dev/ram rw ${mtdparts}\0"                    \
+	"loadbootscript=" \
+	"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
+	"bootscript=echo Running bootscript from mmc ...;" \
+	" source\0" \
+	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};" \
+	" setenv kernelsize ${filesize}\0" \
+	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+	"loadramdisk=fatload mmc ${mmcdev}:${mmcpart} ${ramdiskaddr} ${ramdisk_file};" \
+	" setenv ramdisksize ${filesize}\0" \
+	"mmcboot=echo Booting from mmc...; run mmcargs; run loadimage;" \
+	" run loadfdt; bootz ${loadaddr} - ${fdt_addr}\0" \
+	"mmcramboot=run ramargs; run loadimage;" \
+	" run loadfdt; run loadramdisk;" \
+	" bootz ${loadaddr} ${ramdiskaddr} ${fdt_addr}\0" \
+	"nandboot=echo Booting from nand ...; " \
+	" run nandargs;" \
+	" nand read ${loadaddr} kernel ${kernelsize};" \
+	" nand read ${fdt_addr} dtb;" \
+	" bootz ${loadaddr} - ${fdt_addr}\0" \
+	"nandramboot=echo Booting RAMdisk from nand ...; " \
+	" nand read ${ramdiskaddr} fs ${ramdisksize};" \
+	" nand read ${loadaddr} kernel ${kernelsize};" \
+	" nand read ${fdt_addr} dtb;" \
+	" run ramargs;" \
+	" bootz ${loadaddr} ${ramdiskaddr} ${fdt_addr}\0" \
+	"netargs=setenv bootargs console=${console},${baudrate} " \
+	"root=/dev/nfs" \
+	" ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+	"netboot=echo Booting from net ...; " \
+	"run netargs; " \
+	"if test ${ip_dyn} = yes; then " \
+		"setenv get_cmd dhcp; " \
+	"else " \
+		"setenv get_cmd tftp; " \
+	"fi; " \
+	"${get_cmd} ${image}; " \
+	"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+		"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+			"bootz ${loadaddr} - ${fdt_addr}; " \
+		"else " \
+			"if test ${boot_fdt} = try; then " \
+				"bootz; " \
+				"else " \
+				"echo WARN: Cannot load the DT; " \
+			"fi; " \
+		"fi; " \
+	"else " \
+	       "bootz; " \
+	"fi;\0" \
+	"autoboot=mmc dev ${mmcdev};" \
+	"if mmc rescan; then " \
+		"if run loadbootscript; then " \
+			"run bootscript; " \
+		"else " \
+		"if run loadimage; then " \
+			"run mmcboot; " \
+		"else run netboot; " \
+		"fi; " \
+	"fi; " \
+	"else run netboot; fi"
+#define CONFIG_BOOTCOMMAND \
+	"run autoboot"
+
+#define CONFIG_ARP_TIMEOUT     200UL
+
+#define CONFIG_SYS_MEMTEST_START       0x10000000
+#define CONFIG_SYS_MEMTEST_END         0x10010000
+#define CONFIG_SYS_MEMTEST_SCRATCH     0x10800000
+
+#define CONFIG_STACKSIZE               (128 * 1024)
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS           1
+#define PHYS_SDRAM                     MMDC0_ARB_BASE_ADDR
+#define CONFIG_SYS_SDRAM_BASE          PHYS_SDRAM
+#define CONFIG_SYS_INIT_RAM_ADDR       IRAM_BASE_ADDR
+#define CONFIG_SYS_INIT_RAM_SIZE       IRAM_SIZE
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+/* Environment organization */
+#define CONFIG_ENV_SIZE                        (8 * 1024)
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_OFFSET             0x400000
+#define CONFIG_ENV_SECT_SIZE          CONFIG_ENV_SIZE
+
+
+/* I2C Configs */
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_MXC
+#define CONFIG_SYS_I2C_MXC_I2C1
+#define CONFIG_SYS_I2C_MXC_I2C2
+#define CONFIG_SYS_I2C_MXC_I2C3
+#define CONFIG_SYS_I2C_SPEED	400000
+#define CONFIG_SYS_I2C_SLAVE	0x8
+
+/* NAND flash command */
+
+#define CONFIG_CMD_NAND_TRIMFFS
+
+/* NAND stuff */
+#define CONFIG_SYS_MAX_NAND_DEVICE     1
+#define CONFIG_SYS_NAND_BASE           0x40000000
+#define CONFIG_SYS_NAND_5_ADDR_CYCLE
+#define CONFIG_SYS_NAND_ONFI_DETECTION
+#define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_NAND_U_BOOT_OFFS	0x200000
+
+/* MTD device */
+# define CONFIG_MTD_DEVICE
+# define CONFIG_CMD_MTDPARTS
+# define CONFIG_MTD_PARTITIONS
+# define MTDIDS_DEFAULT		"nand0=gpmi-nand"
+# define MTDPARTS_DEFAULT	"mtdparts=gpmi-nand:4m(uboot)," \
+					"1m(env),16m(kernel),1m(dtb),-(fs)"
+
+/* DMA stuff, needed for GPMI/MXS NAND support */
+#define CONFIG_APBH_DMA
+#define CONFIG_APBH_DMA_BURST
+#define CONFIG_APBH_DMA_BURST8
+
+/* PMIC */
+#define CONFIG_POWER
+#define CONFIG_POWER_I2C
+#define CONFIG_POWER_PFUZE100
+#define CONFIG_POWER_PFUZE100_I2C_ADDR 0x08
+
+#endif                         /* __IMX6LOGIC_CONFIG_H */