[U-Boot] [PATCH 2/2] warp7: Add initial support

Peng Fan van.freenix at gmail.com
Mon Feb 29 06:15:43 CET 2016


Hi Fabio,

On Fri, Feb 26, 2016 at 03:16:10PM -0300, Fabio Estevam wrote:
>From: Fabio Estevam <fabio.estevam at nxp.com>
>
>Add the basic support for Warp7 board.
>
>For more information about this reference design, please visit:
>
>https://www.element14.com/community/docs/DOC-79058/l/warp-7-the-next-generation-wearable-reference-platform
>
>Signed-off-by: Fabio Estevam <fabio.estevam at nxp.com>
>---
> arch/arm/cpu/armv7/mx7/Kconfig |   6 ++
> board/warp7/Kconfig            |   9 +++
> board/warp7/MAINTAINERS        |   6 ++
> board/warp7/Makefile           |   6 ++
> board/warp7/imximage.cfg       |  95 ++++++++++++++++++++++++++
> board/warp7/warp7.c            | 102 ++++++++++++++++++++++++++++
> configs/warp7_defconfig        |  12 ++++
> include/configs/warp7.h        | 149 +++++++++++++++++++++++++++++++++++++++++
> 8 files changed, 385 insertions(+)
> create mode 100644 board/warp7/Kconfig
> create mode 100644 board/warp7/MAINTAINERS
> create mode 100644 board/warp7/Makefile
> create mode 100644 board/warp7/imximage.cfg
> create mode 100644 board/warp7/warp7.c
> create mode 100644 configs/warp7_defconfig
> create mode 100644 include/configs/warp7.h
>
>diff --git a/arch/arm/cpu/armv7/mx7/Kconfig b/arch/arm/cpu/armv7/mx7/Kconfig
>index 97d6238..58d9bbf 100644
>--- a/arch/arm/cpu/armv7/mx7/Kconfig
>+++ b/arch/arm/cpu/armv7/mx7/Kconfig
>@@ -18,11 +18,17 @@ config TARGET_MX7DSABRESD
> 	select DM
> 	select DM_THERMAL
> 
>+config TARGET_WARP7
>+	bool "warp7"
>+	select DM
>+	select DM_THERMAL
>+
> endchoice
> 
> config SYS_SOC
> 	default "mx7"
> 
> source "board/freescale/mx7dsabresd/Kconfig"
>+source "board/warp7/Kconfig"
> 
> endif
>diff --git a/board/warp7/Kconfig b/board/warp7/Kconfig
>new file mode 100644
>index 0000000..61c33fb
>--- /dev/null
>+++ b/board/warp7/Kconfig
>@@ -0,0 +1,9 @@
>+if TARGET_WARP7
>+
>+config SYS_BOARD
>+	default "warp7"
>+
>+config SYS_CONFIG_NAME
>+	default "warp7"
>+
>+endif
>diff --git a/board/warp7/MAINTAINERS b/board/warp7/MAINTAINERS
>new file mode 100644
>index 0000000..1d3ee29
>--- /dev/null
>+++ b/board/warp7/MAINTAINERS
>@@ -0,0 +1,6 @@
>+WARP7 BOARD
>+M:	Fabio Estevam <fabio.estevam at nxp.com>
>+S:	Maintained
>+F:	board/warp7/
>+F:	include/configs/warp7.h
>+F:	configs/warp7_defconfig
>diff --git a/board/warp7/Makefile b/board/warp7/Makefile
>new file mode 100644
>index 0000000..f39d1d8
>--- /dev/null
>+++ b/board/warp7/Makefile
>@@ -0,0 +1,6 @@
>+# (C) Copyright 2016 NXP Semiconductors
>+#
>+# SPDX-License-Identifier:	GPL-2.0+
>+#
>+
>+obj-y  := warp7.o
>diff --git a/board/warp7/imximage.cfg b/board/warp7/imximage.cfg
>new file mode 100644
>index 0000000..e7b6d30
>--- /dev/null
>+++ b/board/warp7/imximage.cfg
>@@ -0,0 +1,95 @@
>+/*
>+ * Copyright (C) 2016 NXP Semiconductors
>+ *
>+ * SPDX-License-Identifier:	GPL-2.0
>+ *
>+ * Refer docs/README.imxmage for more details about how-to configure
>+ * and create imximage boot image
>+ *
>+ * The syntax is taken as close as possible with the kwbimage
>+ */
>+
>+#define __ASSEMBLY__
>+#include <config.h>
>+
>+IMAGE_VERSION	2
>+BOOT_FROM	sd
>+
>+/*
>+ * 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
>+ */
>+
>+DATA 4 0x30340004 0x4F400005
>+
>+DATA 4 0x30391000 0x00000002
>+DATA 4 0x307a0000 0x03040008
>+DATA 4 0x307a0064 0x00200038
>+DATA 4 0x307a0490 0x00000001
>+DATA 4 0x307a00d0 0x00350001
>+DATA 4 0x307a00dc 0x00c3000a
>+DATA 4 0x307a00e0 0x00010000
>+DATA 4 0x307a00e4 0x00110006
>+DATA 4 0x307a00f4 0x0000033f
>+DATA 4 0x307a0100 0x0a0e110b
>+DATA 4 0x307a0104 0x00020211
>+DATA 4 0x307a0108 0x03060708
>+DATA 4 0x307a010c 0x00a0500c
>+DATA 4 0x307a0110 0x05020307
>+DATA 4 0x307a0114 0x02020404
>+DATA 4 0x307a0118 0x02020003
>+DATA 4 0x307a011c 0x00000202
>+DATA 4 0x307a0120 0x00000202
>+
>+DATA 4 0x307a0180 0x00600018
>+DATA 4 0x307a0184 0x00e00100
>+DATA 4 0x307a0190 0x02098205
>+DATA 4 0x307a0194 0x00060303
>+DATA 4 0x307a01a0 0x80400003
>+DATA 4 0x307a01a4 0x00100020
>+DATA 4 0x307a01a8 0x80100004
>+
>+DATA 4 0x307a0200 0x00000015
>+DATA 4 0x307a0204 0x00161616
>+DATA 4 0x307a0210 0x00000f0f
>+DATA 4 0x307a0214 0x04040404
>+DATA 4 0x307a0218 0x0f0f0404
>+
>+DATA 4 0x307a0240 0x06000600
>+DATA 4 0x307a0244 0x00000000
>+DATA 4 0x30391000 0x00000000
>+DATA 4 0x30790000 0x17421e40
>+DATA 4 0x30790004 0x10210100
>+DATA 4 0x30790008 0x00010000
>+DATA 4 0x30790010 0x0007080c
>+DATA 4 0x307900b0 0x1010007e
>+
>+DATA 4 0x3079001C 0x01010000
>+DATA 4 0x3079009c 0x00000d6e
>+
>+DATA 4 0x30790030 0x06060606
>+DATA 4 0x30790020 0x0a0a0a0a
>+DATA 4 0x30790050 0x01000008
>+DATA 4 0x30790050 0x00000008
>+DATA 4 0x30790018 0x0000000f
>+DATA 4 0x307900c0 0x0e487304
>+DATA 4 0x307900c0 0x0e4c7304
>+DATA 4 0x307900c0 0x0e4c7306
>+DATA 4 0x307900c0 0x0e4c7304
>+
>+CHECK_BITS_SET 4 0x307900c4 0x1
>+
>+DATA 4 0x307900c0 0x0e487304
>+
>+DATA 4 0x30384130 0x00000000
>+DATA 4 0x30340020 0x00000178
>+DATA 4 0x30384130 0x00000002
>+
>+CHECK_BITS_SET 4 0x307a0004 0x1
>diff --git a/board/warp7/warp7.c b/board/warp7/warp7.c
>new file mode 100644
>index 0000000..8c5bf9a
>--- /dev/null
>+++ b/board/warp7/warp7.c
>@@ -0,0 +1,102 @@
>+/*
>+ * Copyright (C) 2016 NXP Semiconductors
>+ * Author: Fabio Estevam <fabio.estevam at nxp.com>
>+ *
>+ * SPDX-License-Identifier:	GPL-2.0+
>+ */
>+
>+#include <asm/arch/clock.h>
>+#include <asm/arch/imx-regs.h>
>+#include <asm/arch/mx7-pins.h>
>+#include <asm/arch/sys_proto.h>
>+#include <asm/gpio.h>
>+#include <asm/imx-common/iomux-v3.h>
>+#include <asm/io.h>
>+#include <common.h>
>+#include <fsl_esdhc.h>
>+#include <mmc.h>
>+#include <asm/arch/crm_regs.h>
>+#include <usb.h>
>+
>+DECLARE_GLOBAL_DATA_PTR;
>+
>+#define UART_PAD_CTRL  (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU100KOHM | \
>+			PAD_CTL_HYS)
>+#define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW |	\
>+			PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
>+
>+int dram_init(void)
>+{
>+	gd->ram_size = PHYS_SDRAM_SIZE;
>+
>+	return 0;
>+}
>+
>+static iomux_v3_cfg_t const uart1_pads[] = {
>+	MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
>+	MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
>+};
>+
>+static iomux_v3_cfg_t const usdhc3_pads[] = {
>+	MX7D_PAD_SD3_CLK__SD3_CLK     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_CMD__SD3_CMD     | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_DATA7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
>+	MX7D_PAD_SD3_RESET_B__SD3_RESET_B | MUX_PAD_CTRL(USDHC_PAD_CTRL),

Will this pin be used? I did not see code to use this.

>+};
>+
>+static void setup_iomux_uart(void)
>+{
>+	imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
>+};
>+
>+static struct fsl_esdhc_cfg usdhc_cfg[1] = {
>+	{USDHC3_BASE_ADDR},
>+};
>+
>+int board_mmc_getcd(struct mmc *mmc)
>+{
>+		/* Assume uSDHC3 emmc is always present */
>+		return 1;
>+}
>+
>+int board_mmc_init(bd_t *bis)
>+{
>+	imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
>+	usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
>+
>+	return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
>+}
>+
>+int board_early_init_f(void)
>+{
>+	setup_iomux_uart();
>+
>+	return 0;
>+}
>+
>+int board_init(void)
>+{
>+	/* address of boot parameters */
>+	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
>+
>+	return 0;
>+}
>+
>+int checkboard(void)
>+{
>+	puts("Board: WARP7\n");
>+
>+	return 0;
>+}
>+
>+int board_usb_phy_mode(int port)
>+{
>+	return USB_INIT_DEVICE;
>+}
>diff --git a/configs/warp7_defconfig b/configs/warp7_defconfig
>new file mode 100644
>index 0000000..6f911e7
>--- /dev/null
>+++ b/configs/warp7_defconfig
>@@ -0,0 +1,12 @@
>+CONFIG_ARM=y
>+CONFIG_ARCH_MX7=y
>+CONFIG_TARGET_WARP7=y
>+CONFIG_IMX_RDC=y
>+CONFIG_IMX_BOOTAUX=y

default enable RDC and BOOTAUX?

>+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/warp7/imximage.cfg,MX7D"

I just an idea that we move the MX7D to Kconfig entry using "SELECT MX7D",
how do you think?

>+# CONFIG_CMD_BOOTD is not set
>+# CONFIG_CMD_IMI is not set
>+# CONFIG_CMD_IMLS is not set
>+# CONFIG_CMD_XIMG is not set
>+CONFIG_CMD_GPIO=y
>+# CONFIG_CMD_SETEXPR is not set
>diff --git a/include/configs/warp7.h b/include/configs/warp7.h
>new file mode 100644
>index 0000000..97c8bc8
>--- /dev/null
>+++ b/include/configs/warp7.h
>@@ -0,0 +1,149 @@
>+/*
>+ * Copyright (C) 2016 NXP Semiconductors
>+ *
>+ * Configuration settings for the i.MX7S Warp board.
>+ *
>+ * SPDX-License-Identifier:	GPL-2.0+
>+ */
>+
>+#ifndef __WARP7_CONFIG_H
>+#define __WARP7_CONFIG_H
>+
>+#define CONFIG_BOOTDELAY                1
>+#include "mx7_common.h"
>+
>+#define PHYS_SDRAM_SIZE			SZ_512M
>+
>+#define CONFIG_BOARD_EARLY_INIT_F
>+
>+/* MMC Config*/
>+#define CONFIG_SYS_FSL_ESDHC_ADDR       USDHC3_BASE_ADDR
>+#define CONFIG_SUPPORT_EMMC_BOOT
>+#define CONFIG_SYS_FSL_ESDHC_HAS_DDR_MODE
>+#define CONFIG_SYS_MMC_IMG_LOAD_PART	1
>+
>+#define CONFIG_DFU_ENV_SETTINGS \
>+	"dfu_alt_info=image raw 0 0x800000;"\
>+		"u-boot raw 0 0x4000;"\
>+		"bootimg part 0 1;"\
>+		"rootfs part 0 2\0" \
>+
>+#define CONFIG_EXTRA_ENV_SETTINGS \
>+	CONFIG_DFU_ENV_SETTINGS \
>+	"script=boot.scr\0" \
>+	"image=zImage\0" \
>+	"console=ttymxc0\0" \
>+	"fdt_high=0xffffffff\0" \
>+	"initrd_high=0xffffffff\0" \
>+	"fdt_file=imx7d-warp.dtb\0" \
>+	"fdt_addr=0x83000000\0" \
>+	"boot_fdt=try\0" \
>+	"ip_dyn=yes\0" \
>+	"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
>+	"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
>+	"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
>+	"mmcargs=setenv bootargs console=${console},${baudrate} " \
>+		"root=${mmcroot}\0" \
>+	"loadbootscript=" \
>+		"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
>+	"bootscript=echo Running bootscript from mmc ...; " \
>+		"source\0" \
>+	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
>+	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
>+	"mmcboot=echo Booting from mmc ...; " \
>+		"run mmcargs; " \
>+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
>+			"if run loadfdt; 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" \
>+
>+#define CONFIG_BOOTCOMMAND \
>+	   "mmc dev ${mmcdev};" \
>+	   "mmc dev ${mmcdev}; if mmc rescan; then " \
>+		   "if run loadbootscript; then " \
>+			   "run bootscript; " \
>+		   "else " \
>+			   "if run loadimage; then " \
>+				   "run mmcboot; " \
>+			   "fi; " \
>+		   "fi; " \
>+	   "fi"
>+
>+#define CONFIG_CMD_MEMTEST
>+#define CONFIG_SYS_MEMTEST_START	0x80000000
>+#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + 0x20000000)
>+
>+#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
>+#define CONFIG_SYS_HZ			1000
>+
>+#define CONFIG_STACKSIZE		SZ_128K
>+
>+/* 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)
>+
>+/* FLASH and environment organization */
>+#define CONFIG_SYS_NO_FLASH
>+#define CONFIG_ENV_SIZE			SZ_8K
>+#define CONFIG_ENV_IS_IN_MMC
>+
>+#define CONFIG_ENV_OFFSET		(8 * SZ_64K)
>+#define CONFIG_SYS_FSL_USDHC_NUM	1
>+
>+#define CONFIG_SYS_MMC_ENV_DEV		0
>+#define CONFIG_SYS_MMC_ENV_PART		0
>+#define CONFIG_MMCROOT			"/dev/mmcblk2p2"
>+
>+/* USB Configs */
>+#define CONFIG_CMD_USB
>+#define CONFIG_USB_EHCI
>+#define CONFIG_USB_EHCI_MX7
>+#define CONFIG_USB_STORAGE
>+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
>+
>+#define CONFIG_MXC_USB_PORTSC		(PORT_PTS_UTMI | PORT_PTS_PTW)
>+#define CONFIG_MXC_USB_FLAGS		0
>+#define CONFIG_USB_MAX_CONTROLLER_COUNT 1 /* Only OTG1 port enabled */
>+
>+#define CONFIG_IMX_THERMAL
>+
>+#define CONFIG_CI_UDC
>+#define CONFIG_USBD_HS
>+#define CONFIG_USB_GADGET_DUALSPEED
>+
>+#define CONFIG_USB_GADGET
>+#define CONFIG_CMD_USB_MASS_STORAGE
>+#define CONFIG_USB_FUNCTION_MASS_STORAGE
>+#define CONFIG_USB_GADGET_DOWNLOAD
>+#define CONFIG_USB_GADGET_VBUS_DRAW	2
>+
>+#define CONFIG_G_DNL_VENDOR_NUM		0x0525
>+#define CONFIG_G_DNL_PRODUCT_NUM	0xa4a5
>+#define CONFIG_G_DNL_MANUFACTURER	"FSL"
>+
>+/* USB Device Firmware Update support */
>+#define CONFIG_CMD_DFU
>+#define CONFIG_USB_FUNCTION_DFU
>+#define CONFIG_DFU_MMC
>+#define CONFIG_SYS_DFU_DATA_BUF_SIZE	SZ_16M
>+#define DFU_DEFAULT_POLL_TIMEOUT	300
>+
>+#endif

Reviewed-by: Peng Fan <peng.fan at nxp.com>

Regards,
Peng.

>-- 
>1.9.1
>
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