[U-Boot] [PATCH V7] ARM: mx6: Add support for Kosagi Novena

Nikolay Dimitrov picmaster at mail.bg
Sat Oct 11 07:10:18 CEST 2014


Hi Marek,

On 10/11/2014 04:14 AM, Marek Vasut wrote:
> Add support for the Kosagi Novena board. Currently supported are:
> - I2C busses
> - FEC Ethernet
> - MMC0, MMC1, Booting from MMC
> - SATA
> - USB ports
> - USB Ethernet
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Stefano Babic <sbabic at denx.de>
> Cc: Sean Cross <xobs at kosagi.com>
> Cc: Nikolay Dimitrov <picmaster at mail.bg>
> ---
>   arch/arm/Kconfig                 |   4 +
>   board/kosagi/novena/Kconfig      |  18 ++
>   board/kosagi/novena/Makefile     |  11 +
>   board/kosagi/novena/novena.c     | 343 ++++++++++++++++++++++++
>   board/kosagi/novena/novena_spl.c | 556 +++++++++++++++++++++++++++++++++++++++
>   board/kosagi/novena/setup.cfg    |  47 ++++
>   configs/novena_defconfig         |   4 +
>   include/configs/imx6_spl.h       |   2 +-
>   include/configs/novena.h         | 302 +++++++++++++++++++++
>   9 files changed, 1286 insertions(+), 1 deletion(-)
>   create mode 100644 board/kosagi/novena/Kconfig
>   create mode 100644 board/kosagi/novena/Makefile
>   create mode 100644 board/kosagi/novena/novena.c
>   create mode 100644 board/kosagi/novena/novena_spl.c
>   create mode 100644 board/kosagi/novena/setup.cfg
>   create mode 100644 configs/novena_defconfig
>   create mode 100644 include/configs/novena.h
>
> V2: - Drop the tegra_keyboard_init() comment altogether
>      - Immediatelly return from the SD controller probe function on failure
>      - Rename PFUZE100_PMIC to just PFUZE100
>      - Fix the IMX OTP support with CMD_FUSE
>      - Enabling LVDS clock is still in place, since this is coming soon.
> V3: - Zap rootpath builtin env
> V4: - Zap the checkpatch issues
>      - Update comments
> V5: - Don't configure VGEN1
>      - Set FPGA into reset in SPL
>      - Drop ECSPI1 and add ECSPI3 mux
>      - Drop UART1 and add UART3, UART4 muxes
>      - Add separate mux option for the RGMII pins which doesn't set SPEED field
>      - Move the configuration of RGMII after they were configured in GPIO mode
> V6: - Drop 'string' prop from Kconfig
>      - Zap uSD card detect
>      - Add bigSD write-protect detection
>      - Zap USB hub reset GPIO
> V7: - Zap USB hub reset GPIO configuration
>      - Remove unnecessary zeroing of GD in SPL
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 106aed9..4da1923 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -411,6 +411,9 @@ config TARGET_GW_VENTANA
>   config TARGET_HUMMINGBOARD
>   	bool "Support hummingboard"
>
> +config TARGET_KOSAGI_NOVENA
> +	bool "Support Kosagi Novena"
> +
>   config TARGET_TQMA6
>   	bool "TQ Systems TQMa6 board"
>
> @@ -637,6 +640,7 @@ source "board/imx31_phycore/Kconfig"
>   source "board/isee/igep0033/Kconfig"
>   source "board/jornada/Kconfig"
>   source "board/karo/tx25/Kconfig"
> +source "board/kosagi/novena/Kconfig"
>   source "board/logicpd/imx27lite/Kconfig"
>   source "board/logicpd/imx31_litekit/Kconfig"
>   source "board/mpl/vcma9/Kconfig"
> diff --git a/board/kosagi/novena/Kconfig b/board/kosagi/novena/Kconfig
> new file mode 100644
> index 0000000..4ba6399
> --- /dev/null
> +++ b/board/kosagi/novena/Kconfig
> @@ -0,0 +1,18 @@
> +if TARGET_KOSAGI_NOVENA
> +
> +config SYS_CPU
> +	default "armv7"
> +
> +config SYS_BOARD
> +	default "novena"
> +
> +config SYS_VENDOR
> +	default "kosagi"
> +
> +config SYS_SOC
> +	default "mx6"
> +
> +config SYS_CONFIG_NAME
> +	default "novena"
> +
> +endif
> diff --git a/board/kosagi/novena/Makefile b/board/kosagi/novena/Makefile
> new file mode 100644
> index 0000000..6fba177
> --- /dev/null
> +++ b/board/kosagi/novena/Makefile
> @@ -0,0 +1,11 @@
> +#
> +# Copyright (C) 2014 Marek Vasut <marex at denx.de>
> +#
> +# SPDX-License-Identifier:	GPL-2.0+
> +#
> +
> +ifdef CONFIG_SPL_BUILD
> +obj-y	:= novena_spl.o
> +else
> +obj-y	:= novena.o
> +endif
> diff --git a/board/kosagi/novena/novena.c b/board/kosagi/novena/novena.c
> new file mode 100644
> index 0000000..2361a3c
> --- /dev/null
> +++ b/board/kosagi/novena/novena.c
> @@ -0,0 +1,343 @@
> +/*
> + * Novena board support
> + *
> + * Copyright (C) 2014 Marek Vasut <marex at denx.de>
> + *
> + * SPDX-License-Identifier:	GPL-2.0+
> + */
> +
> +#include <common.h>
> +#include <asm/errno.h>
> +#include <asm/gpio.h>
> +#include <asm/io.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/crm_regs.h>
> +#include <asm/arch/imx-regs.h>
> +#include <asm/arch/iomux.h>
> +#include <asm/arch/mxc_hdmi.h>
> +#include <asm/arch/sys_proto.h>
> +#include <asm/imx-common/boot_mode.h>
> +#include <asm/imx-common/iomux-v3.h>
> +#include <asm/imx-common/mxc_i2c.h>
> +#include <asm/imx-common/sata.h>
> +#include <asm/imx-common/video.h>
> +#include <fsl_esdhc.h>
> +#include <i2c.h>
> +#include <input.h>
> +#include <ipu_pixfmt.h>
> +#include <linux/fb.h>
> +#include <linux/input.h>
> +#include <malloc.h>
> +#include <micrel.h>
> +#include <miiphy.h>
> +#include <mmc.h>
> +#include <netdev.h>
> +#include <power/pmic.h>
> +#include <power/pfuze100_pmic.h>
> +#include <stdio_dev.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +#define NOVENA_BUTTON_GPIO	IMX_GPIO_NR(4, 14)
> +#define NOVENA_SD_WP		IMX_GPIO_NR(1, 2)
> +#define NOVENA_SD_CD		IMX_GPIO_NR(1, 4)
> +
> +/*
> + * GPIO button
> + */
> +#ifdef CONFIG_KEYBOARD
> +static struct input_config button_input;
> +
> +static int novena_gpio_button_read_keys(struct input_config *input)
> +{
> +	int key = KEY_ENTER;
> +	if (gpio_get_value(NOVENA_BUTTON_GPIO))
> +		return 0;
> +	input_send_keycodes(&button_input, &key, 1);
> +	return 1;
> +}
> +
> +static int novena_gpio_button_getc(struct stdio_dev *dev)
> +{
> +	return input_getc(&button_input);
> +}
> +
> +static int novena_gpio_button_tstc(struct stdio_dev *dev)
> +{
> +	return input_tstc(&button_input);
> +}
> +
> +static int novena_gpio_button_init(struct stdio_dev *dev)
> +{
> +	gpio_direction_input(NOVENA_BUTTON_GPIO);
> +	input_set_delays(&button_input, 250, 250);
> +	return 0;
> +}
> +
> +int drv_keyboard_init(void)
> +{
> +	int error;
> +	struct stdio_dev dev = {
> +		.name	= "button",
> +		.flags	= DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM,
> +		.start	= novena_gpio_button_init,
> +		.getc	= novena_gpio_button_getc,
> +		.tstc	= novena_gpio_button_tstc,
> +	};
> +
> +	error = input_init(&button_input, 0);
> +	if (error) {
> +		debug("%s: Cannot set up input\n", __func__);
> +		return -1;
> +	}
> +	button_input.read_keys = novena_gpio_button_read_keys;
> +
> +	error = input_stdio_register(&dev);
> +	if (error)
> +		return error;
> +
> +	return 0;
> +}
> +#endif
> +
> +/*
> + * SDHC
> + */
> +#ifdef CONFIG_FSL_ESDHC
> +static struct fsl_esdhc_cfg usdhc_cfg[] = {
> +	{ USDHC3_BASE_ADDR, 0, 4 },	/* Micro SD */
> +	{ USDHC2_BASE_ADDR, 0, 4 },	/* Big SD */
> +};
> +
> +int board_mmc_getcd(struct mmc *mmc)
> +{
> +	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
> +
> +	/* There is no CD for a microSD card, assume always present. */
> +	if (cfg->esdhc_base == USDHC3_BASE_ADDR)
> +		return 1;
> +	else
> +		return !gpio_get_value(NOVENA_SD_CD);
> +}
> +
> +int board_mmc_getwp(struct mmc *mmc)
> +{
> +	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
> +
> +	/* There is no WP for a microSD card, assume always read-write. */
> +	if (cfg->esdhc_base == USDHC3_BASE_ADDR)
> +		return 0;
> +	else
> +		return gpio_get_value(NOVENA_SD_WP);
> +}
> +
> +
> +int board_mmc_init(bd_t *bis)
> +{
> +	s32 status = 0;
> +	int index;
> +
> +	usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
> +	usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
> +
> +	/* Big SD write-protect and card-detect */
> +	gpio_direction_input(NOVENA_SD_WP);
> +	gpio_direction_input(NOVENA_SD_CD);
> +
> +	for (index = 0; index < ARRAY_SIZE(usdhc_cfg); index++) {
> +		status = fsl_esdhc_initialize(bis, &usdhc_cfg[index]);
> +		if (status)
> +			return status;
> +	}
> +
> +	return status;
> +}
> +#endif
> +
> +/*
> + * Video over HDMI
> + */
> +#if defined(CONFIG_VIDEO_IPUV3)
> +static void enable_hdmi(struct display_info_t const *dev)
> +{
> +	imx_enable_hdmi_phy();
> +}
> +
> +struct display_info_t const displays[] = {
> +	{
> +		/* HDMI Output */
> +		.bus	= -1,
> +		.addr	= 0,
> +		.pixfmt	= IPU_PIX_FMT_RGB24,
> +		.detect	= detect_hdmi,
> +		.enable	= enable_hdmi,
> +		.mode	= {
> +			.name           = "HDMI",
> +			.refresh        = 60,
> +			.xres           = 1024,
> +			.yres           = 768,
> +			.pixclock       = 15385,
> +			.left_margin    = 220,
> +			.right_margin   = 40,
> +			.upper_margin   = 21,
> +			.lower_margin   = 7,
> +			.hsync_len      = 60,
> +			.vsync_len      = 10,
> +			.sync           = FB_SYNC_EXT,
> +			.vmode          = FB_VMODE_NONINTERLACED
> +		}
> +	}
> +};
> +
> +size_t display_count = ARRAY_SIZE(displays);
> +
> +static void setup_display(void)
> +{
> +	struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
> +	struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
> +
> +	enable_ipu_clock();
> +	imx_setup_hdmi();
> +
> +	/* Turn on LDB0,IPU,IPU DI0 clocks */
> +	setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK);
> +
> +	/* set LDB0, LDB1 clk select to 011/011 */
> +	clrsetbits_le32(&mxc_ccm->cs2cdr,
> +			MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK |
> +			MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK,
> +			(3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) |
> +			(3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET));
> +
> +	setbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV);
> +
> +	setbits_le32(&mxc_ccm->chsccdr, CHSCCDR_CLK_SEL_LDB_DI0 <<
> +		     MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
> +
> +	writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES |
> +	       IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH |
> +	       IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW |
> +	       IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG |
> +	       IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT |
> +	       IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
> +	       IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT |
> +	       IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED |
> +	       IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0,
> +	       &iomux->gpr[2]);
> +
> +	clrsetbits_le32(&iomux->gpr[3], IOMUXC_GPR3_LVDS0_MUX_CTL_MASK,
> +			IOMUXC_GPR3_MUX_SRC_IPU1_DI0 <<
> +			IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET);
> +}
> +#endif
> +
> +int board_early_init_f(void)
> +{
> +#if defined(CONFIG_VIDEO_IPUV3)
> +	setup_display();
> +#endif
> +
> +	/* Bring Ethernet PHY out of reset. */
> +	gpio_set_value(IMX_GPIO_NR(3, 23), 1);
> +
> +	return 0;
> +}
> +
> +int board_init(void)
> +{
> +	/* address of boot parameters */
> +	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
> +
> +#ifdef CONFIG_CMD_SATA
> +	setup_sata();
> +#endif
> +
> +	return 0;
> +}
> +
> +int checkboard(void)
> +{
> +	puts("Board: Novena 4x\n");
> +	return 0;
> +}
> +
> +int dram_init(void)
> +{
> +	gd->ram_size = imx_ddr_size();
> +	return 0;
> +}
> +
> +/* setup board specific PMIC */
> +int power_init_board(void)
> +{
> +	struct pmic *p;
> +	u32 reg;
> +	int ret;
> +
> +	power_pfuze100_init(1);
> +	p = pmic_get("PFUZE100");
> +	if (!p)
> +		return -EINVAL;
> +
> +	ret = pmic_probe(p);
> +	if (ret)
> +		return ret;
> +
> +	pmic_reg_read(p, PFUZE100_DEVICEID, &reg);
> +	printf("PMIC:  PFUZE100 ID=0x%02x\n", reg);
> +
> +	/* Set SWBST to 5.0V and enable (for USB) */
> +	pmic_reg_read(p, PFUZE100_SWBSTCON1, &reg);
> +	reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK);
> +	reg |= (SWBST_5_00V | SWBST_MODE_AUTO);
> +	pmic_reg_write(p, PFUZE100_SWBSTCON1, reg);
> +
> +	return 0;
> +}
> +
> +/* EEPROM configuration data */
> +struct novena_eeprom_data {
> +	uint8_t		signature[6];
> +	uint8_t		version;
> +	uint8_t		reserved;
> +	uint32_t	serial;
> +	uint8_t		mac[6];
> +	uint16_t	features;
> +};
> +
> +int misc_init_r(void)
> +{
> +	struct novena_eeprom_data data;
> +	uchar *datap = (uchar *)&data;
> +	const char *signature = "Novena";
> +	int ret;
> +
> +	/* If 'ethaddr' is already set, do nothing. */
> +	if (getenv("ethaddr"))
> +		return 0;
> +
> +	/* EEPROM is at bus 2. */
> +	ret = i2c_set_bus_num(2);
> +	if (ret) {
> +		puts("Cannot select EEPROM I2C bus.\n");
> +		return 0;
> +	}
> +
> +	/* EEPROM is at address 0x56. */
> +	ret = eeprom_read(0x56, 0, datap, sizeof(data));
> +	if (ret) {
> +		puts("Cannot read I2C EEPROM.\n");
> +		return 0;
> +	}
> +
> +	/* Check EEPROM signature. */
> +	if (memcmp(data.signature, signature, 6)) {
> +		puts("Invalid I2C EEPROM signature.\n");
> +		return 0;
> +	}
> +
> +	/* Set ethernet address from EEPROM. */
> +	eth_setenv_enetaddr("ethaddr", data.mac);
> +
> +	return ret;
> +}
> diff --git a/board/kosagi/novena/novena_spl.c b/board/kosagi/novena/novena_spl.c
> new file mode 100644
> index 0000000..a8389d9
> --- /dev/null
> +++ b/board/kosagi/novena/novena_spl.c
> @@ -0,0 +1,556 @@
> +/*
> + * Novena SPL
> + *
> + * Copyright (C) 2014 Marek Vasut <marex at denx.de>
> + *
> + * SPDX-License-Identifier:     GPL-2.0+
> + */
> +
> +#include <common.h>
> +#include <asm/io.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/iomux.h>
> +#include <asm/arch/mx6-ddr.h>
> +#include <asm/arch/mx6-pins.h>
> +#include <asm/arch/sys_proto.h>
> +#include <asm/gpio.h>
> +#include <asm/imx-common/boot_mode.h>
> +#include <asm/imx-common/iomux-v3.h>
> +#include <asm/imx-common/mxc_i2c.h>
> +#include <i2c.h>
> +#include <mmc.h>
> +#include <fsl_esdhc.h>
> +#include <spl.h>
> +
> +#include <asm/arch/mx6-ddr.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 ENET_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 RGMII_PAD_CTRL						\
> +	(PAD_CTL_PKE | PAD_CTL_PUE |				\
> +	PAD_CTL_PUS_100K_UP | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
> +
> +#define SPI_PAD_CTRL						\
> +	(PAD_CTL_HYS |						\
> +	PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED |		\
> +	PAD_CTL_DSE_40ohm     | PAD_CTL_SRE_FAST)
> +
> +#define I2C_PAD_CTRL						\
> +	(PAD_CTL_PKE | PAD_CTL_PUE |				\
> +	PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_LOW |		\
> +	PAD_CTL_DSE_240ohm  | PAD_CTL_HYS |			\
> +	PAD_CTL_ODE)
> +
> +#define BUTTON_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 PC MUX_PAD_CTRL(I2C_PAD_CTRL)
> +
> +#define NOVENA_AUDIO_PWRON		IMX_GPIO_NR(5, 17)
> +#define NOVENA_FPGA_RESET_N_GPIO	IMX_GPIO_NR(5, 7)
> +#define NOVENA_HDMI_GHOST_HPD		IMX_GPIO_NR(5, 4)
> +#define NOVENA_PCIE_RESET_GPIO		IMX_GPIO_NR(3, 29)
> +#define NOVENA_PCIE_POWER_ON_GPIO	IMX_GPIO_NR(7, 12)
> +#define NOVENA_PCIE_WAKE_UP_GPIO	IMX_GPIO_NR(3, 22)
> +#define NOVENA_PCIE_DISABLE_GPIO	IMX_GPIO_NR(2, 16)
> +
> +/*
> + * Audio
> + */
> +static iomux_v3_cfg_t audio_pads[] = {
> +	/* AUD_PWRON */
> +	MX6_PAD_DISP0_DAT23__GPIO5_IO17 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_audio(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(audio_pads, ARRAY_SIZE(audio_pads));
> +	gpio_direction_output(NOVENA_AUDIO_PWRON, 1);
> +}
> +
> +/*
> + * ENET
> + */
> +static iomux_v3_cfg_t enet_pads1[] = {
> +	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_RGMII_TXC__RGMII_TXC		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_TD0__RGMII_TD0		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_TD1__RGMII_TD1		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_TD2__RGMII_TD2		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_TD3__RGMII_TD3		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL	| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_ENET_REF_CLK__ENET_TX_CLK	| MUX_PAD_CTRL(ENET_PAD_CTRL),
> +	/* pin 35 - 1 (PHY_AD2) on reset */
> +	MX6_PAD_RGMII_RXC__GPIO6_IO30		| MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* pin 32 - 1 - (MODE0) all */
> +	MX6_PAD_RGMII_RD0__GPIO6_IO25		| MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* pin 31 - 1 - (MODE1) all */
> +	MX6_PAD_RGMII_RD1__GPIO6_IO27		| MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* pin 28 - 1 - (MODE2) all */
> +	MX6_PAD_RGMII_RD2__GPIO6_IO28		| MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* pin 27 - 1 - (MODE3) all */
> +	MX6_PAD_RGMII_RD3__GPIO6_IO29		| MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* pin 33 - 1 - (CLK125_EN) 125Mhz clockout enabled */
> +	MX6_PAD_RGMII_RX_CTL__GPIO6_IO24	| MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* pin 42 PHY nRST */
> +	MX6_PAD_EIM_D23__GPIO3_IO23		| MUX_PAD_CTRL(NO_PAD_CTRL),
> +};
> +
> +static iomux_v3_cfg_t enet_pads2[] = {
> +	MX6_PAD_RGMII_RXC__RGMII_RXC		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_RD0__RGMII_RD0		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_RD1__RGMII_RD1		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_RD2__RGMII_RD2		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_RD3__RGMII_RD3		| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +	MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL	| MUX_PAD_CTRL(RGMII_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_enet(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(enet_pads1, ARRAY_SIZE(enet_pads1));
> +
> +	gpio_direction_output(IMX_GPIO_NR(3, 23), 0);
> +	gpio_direction_output(IMX_GPIO_NR(6, 30), 1);
> +	gpio_direction_output(IMX_GPIO_NR(6, 25), 1);
> +	gpio_direction_output(IMX_GPIO_NR(6, 27), 1);
> +	gpio_direction_output(IMX_GPIO_NR(6, 28), 1);
> +	gpio_direction_output(IMX_GPIO_NR(6, 29), 1);
> +	gpio_direction_output(IMX_GPIO_NR(6, 24), 1);
> +
> +	imx_iomux_v3_setup_multiple_pads(enet_pads2, ARRAY_SIZE(enet_pads2));
> +}
> +
> +/*
> + * FPGA
> + */
> +static iomux_v3_cfg_t fpga_pads[] = {
> +	/* FPGA_RESET_N */
> +	MX6_PAD_DISP0_DAT13__GPIO5_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_fpga(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(fpga_pads, ARRAY_SIZE(fpga_pads));
> +	gpio_direction_output(NOVENA_FPGA_RESET_N_GPIO, 0);
> +}
> +
> +/*
> + * GPIO Button
> + */
> +static iomux_v3_cfg_t button_pads[] = {
> +	/* Debug */
> +	MX6_PAD_KEY_COL4__GPIO4_IO14 | MUX_PAD_CTRL(BUTTON_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_buttons(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(button_pads, ARRAY_SIZE(button_pads));
> +}
> +
> +/*
> + * I2C
> + */
> +/*
> + * I2C1:
> + *  0x1d ... MMA7455L
> + *  0x30 ... SO-DIMM temp sensor
> + *  0x44 ... STMPE610
> + *  0x50 ... SO-DIMM ID
> + */
> +struct i2c_pads_info i2c_pad_info0 = {
> +	.scl = {
> +		.i2c_mode	= MX6_PAD_EIM_D21__I2C1_SCL | PC,
> +		.gpio_mode	= MX6_PAD_EIM_D21__GPIO3_IO21 | PC,
> +		.gp		= IMX_GPIO_NR(3, 21)
> +	},
> +	.sda = {
> +		.i2c_mode	= MX6_PAD_EIM_D28__I2C1_SDA | PC,
> +		.gpio_mode	= MX6_PAD_EIM_D28__GPIO3_IO28 | PC,
> +		.gp		= IMX_GPIO_NR(3, 28)
> +	}
> +};
> +
> +/*
> + * I2C2:
> + *  0x08 ... PMIC
> + *  0x3a ... HDMI DCC
> + *  0x50 ... HDMI DCC
> + */
> +static struct i2c_pads_info i2c_pad_info1 = {
> +	.scl = {
> +		.i2c_mode	= MX6_PAD_EIM_EB2__I2C2_SCL | PC,
> +		.gpio_mode	= MX6_PAD_EIM_EB2__GPIO2_IO30 | PC,
> +		.gp		= IMX_GPIO_NR(2, 30)
> +	},
> +	.sda = {
> +		.i2c_mode	= MX6_PAD_EIM_D16__I2C2_SDA | PC,
> +		.gpio_mode	= MX6_PAD_EIM_D16__GPIO3_IO16 | PC,
> +		.gp		= IMX_GPIO_NR(3, 16)
> +	}
> +};
> +
> +/*
> + * I2C3:
> + *  0x11 ... ES8283
> + *  0x50 ... LCD EDID
> + *  0x56 ... EEPROM
> + */
> +static struct i2c_pads_info i2c_pad_info2 = {
> +	.scl = {
> +		.i2c_mode	= MX6_PAD_EIM_D17__I2C3_SCL | PC,
> +		.gpio_mode	= MX6_PAD_EIM_D17__GPIO3_IO17 | PC,
> +		.gp		= IMX_GPIO_NR(3, 17)
> +	},
> +	.sda = {
> +		.i2c_mode	= MX6_PAD_EIM_D18__I2C3_SDA | PC,
> +		.gpio_mode	= MX6_PAD_EIM_D18__GPIO3_IO18 | PC,
> +		.gp		= IMX_GPIO_NR(3, 18)
> +	}
> +};
> +
> +static void novena_spl_setup_iomux_i2c(void)
> +{
> +	setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info0);
> +	setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
> +	setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
> +}
> +
> +/*
> + * PCI express
> + */
> +#ifdef CONFIG_CMD_PCI
> +static iomux_v3_cfg_t pcie_pads[] = {
> +	/* "Reset" pin */
> +	MX6_PAD_EIM_D29__GPIO3_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* "Power on" pin */
> +	MX6_PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* "Wake up" pin (input) */
> +	MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +	/* "Disable endpoint" (rfkill) pin */
> +	MX6_PAD_EIM_A22__GPIO2_IO16 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_pcie(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(pcie_pads, ARRAY_SIZE(pcie_pads));
> +
> +	/* Ensure PCIe is powered down */
> +	gpio_direction_output(NOVENA_PCIE_POWER_ON_GPIO, 0);
> +
> +	/* Put the card into reset */
> +	gpio_direction_output(NOVENA_PCIE_RESET_GPIO, 0);
> +
> +	/* Input signal to wake system from mPCIe card */
> +	gpio_direction_input(NOVENA_PCIE_WAKE_UP_GPIO);
> +
> +	/* Drive RFKILL high, to ensure the radio is turned on */
> +	gpio_direction_output(NOVENA_PCIE_DISABLE_GPIO, 1);
> +}
> +#else
> +static inline void novena_spl_setup_iomux_pcie(void) {}
> +#endif
> +
> +/*
> + * SDHC
> + */
> +static iomux_v3_cfg_t 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_2__GPIO1_IO02  | MUX_PAD_CTRL(NO_PAD_CTRL), /* WP */
> +	MX6_PAD_GPIO_4__GPIO1_IO04  | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */
> +};
> +
> +static iomux_v3_cfg_t usdhc3_pads[] = {
> +	MX6_PAD_SD3_CLK__SD3_CLK    | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +	MX6_PAD_SD3_CMD__SD3_CMD    | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +	MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +	MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +	MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +	MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_sdhc(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
> +	imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
> +
> +	/* Big SD write-protect and card-detect */
> +	gpio_direction_input(IMX_GPIO_NR(1, 2));
> +	gpio_direction_input(IMX_GPIO_NR(1, 4));
> +}
> +
> +/*
> + * SPI
> + */
> +#ifdef CONFIG_MXC_SPI
> +static iomux_v3_cfg_t ecspi3_pads[] = {
> +	/* SS1 */
> +	MX6_PAD_DISP0_DAT1__ECSPI3_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +	MX6_PAD_DISP0_DAT2__ECSPI3_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +	MX6_PAD_DISP0_DAT0__ECSPI3_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +	MX6_PAD_DISP0_DAT3__GPIO4_IO24 | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +	MX6_PAD_DISP0_DAT4__GPIO4_IO25 | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +	MX6_PAD_DISP0_DAT5__GPIO4_IO26 | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +	MX6_PAD_DISP0_DAT7__ECSPI3_RDY | MUX_PAD_CTRL(SPI_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_spi(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(ecspi3_pads, ARRAY_SIZE(ecspi3_pads));
> +	/* De-assert the nCS */
> +	gpio_direction_output(MX6_PAD_DISP0_DAT3__GPIO4_IO24, 1);
> +	gpio_direction_output(MX6_PAD_DISP0_DAT4__GPIO4_IO25, 1);
> +	gpio_direction_output(MX6_PAD_DISP0_DAT5__GPIO4_IO26, 1);
> +}
> +#else
> +static void novena_spl_setup_iomux_spi(void) {}
> +#endif
> +
> +/*
> + * UART
> + */
> +static iomux_v3_cfg_t const uart2_pads[] = {
> +	MX6_PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
> +	MX6_PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
> +};
> +
> +static iomux_v3_cfg_t const uart3_pads[] = {
> +	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),
> +};
> +
> +static iomux_v3_cfg_t const uart4_pads[] = {
> +	MX6_PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
> +	MX6_PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
> +	MX6_PAD_CSI0_DAT16__UART4_CTS_B | MUX_PAD_CTRL(UART_PAD_CTRL),
> +	MX6_PAD_CSI0_DAT17__UART4_RTS_B | MUX_PAD_CTRL(UART_PAD_CTRL),
> +
> +};
> +
> +static void novena_spl_setup_iomux_uart(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads));
> +	imx_iomux_v3_setup_multiple_pads(uart3_pads, ARRAY_SIZE(uart3_pads));
> +	imx_iomux_v3_setup_multiple_pads(uart4_pads, ARRAY_SIZE(uart4_pads));
> +}
> +
> +/*
> + * Video
> + */
> +#ifdef CONFIG_VIDEO
> +static iomux_v3_cfg_t hdmi_pads[] = {
> +	/* "Ghost HPD" pin */
> +	MX6_PAD_EIM_A24__GPIO5_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL),
> +};
> +
> +static void novena_spl_setup_iomux_video(void)
> +{
> +	imx_iomux_v3_setup_multiple_pads(hdmi_pads, ARRAY_SIZE(hdmi_pads));
> +	gpio_direction_input(NOVENA_HDMI_GHOST_HPD);
> +}
> +#else
> +static inline void novena_spl_setup_iomux_video(void) {}
> +#endif
> +
> +/*
> + * SPL boots from uSDHC card
> + */
> +#ifdef CONFIG_FSL_ESDHC
> +static struct fsl_esdhc_cfg usdhc_cfg = {
> +	USDHC3_BASE_ADDR, 0, 4
> +};
> +
> +int board_mmc_getcd(struct mmc *mmc)
> +{
> +	/* There is no CD for a microSD card, assume always present. */
> +	return 1;
> +}
> +
> +int board_mmc_init(bd_t *bis)
> +{
> +	usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
> +	return fsl_esdhc_initialize(bis, &usdhc_cfg);
> +}
> +#endif
> +
> +/* Configure MX6Q/DUAL mmdc DDR io registers */
> +static struct mx6dq_iomux_ddr_regs novena_ddr_ioregs = {
> +	/* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */
> +	.dram_sdclk_0		= 0x00020038,
> +	.dram_sdclk_1		= 0x00020038,
> +	.dram_cas		= 0x00000038,
> +	.dram_ras		= 0x00000038,
> +	.dram_reset		= 0x00000038,
> +	/* SDCKE[0:1]: 100k pull-up */
> +	.dram_sdcke0		= 0x00003000,
> +	.dram_sdcke1		= 0x00003000,
> +	/* SDBA2: pull-up disabled */
> +	.dram_sdba2		= 0x00000000,
> +	/* SDODT[0:1]: 100k pull-up, 40 ohm */
> +	.dram_sdodt0		= 0x00000038,
> +	.dram_sdodt1		= 0x00000038,
> +	/* SDQS[0:7]: Differential input, 40 ohm */
> +	.dram_sdqs0		= 0x00000038,
> +	.dram_sdqs1		= 0x00000038,
> +	.dram_sdqs2		= 0x00000038,
> +	.dram_sdqs3		= 0x00000038,
> +	.dram_sdqs4		= 0x00000038,
> +	.dram_sdqs5		= 0x00000038,
> +	.dram_sdqs6		= 0x00000038,
> +	.dram_sdqs7		= 0x00000038,
> +
> +	/* DQM[0:7]: Differential input, 40 ohm */
> +	.dram_dqm0		= 0x00000038,
> +	.dram_dqm1		= 0x00000038,
> +	.dram_dqm2		= 0x00000038,
> +	.dram_dqm3		= 0x00000038,
> +	.dram_dqm4		= 0x00000038,
> +	.dram_dqm5		= 0x00000038,
> +	.dram_dqm6		= 0x00000038,
> +	.dram_dqm7		= 0x00000038,
> +};
> +
> +/* Configure MX6Q/DUAL mmdc GRP io registers */
> +static struct mx6dq_iomux_grp_regs novena_grp_ioregs = {
> +	/* DDR3 */
> +	.grp_ddr_type		= 0x000c0000,
> +	.grp_ddrmode_ctl	= 0x00020000,
> +	/* Disable DDR pullups */
> +	.grp_ddrpke		= 0x00000000,
> +	/* ADDR[00:16], SDBA[0:1]: 40 ohm */
> +	.grp_addds		= 0x00000038,
> +	/* CS0/CS1/SDBA2/CKE0/CKE1/SDWE: 40 ohm */
> +	.grp_ctlds		= 0x00000038,
> +	/* DATA[00:63]: Differential input, 40 ohm */
> +	.grp_ddrmode		= 0x00020000,
> +	.grp_b0ds		= 0x00000038,
> +	.grp_b1ds		= 0x00000038,
> +	.grp_b2ds		= 0x00000038,
> +	.grp_b3ds		= 0x00000038,
> +	.grp_b4ds		= 0x00000038,
> +	.grp_b5ds		= 0x00000038,
> +	.grp_b6ds		= 0x00000038,
> +	.grp_b7ds		= 0x00000038,
> +};
> +
> +static struct mx6_mmdc_calibration novena_mmdc_calib = {
> +	/* write leveling calibration determine */
> +	.p0_mpwldectrl0		= 0x00420048,
> +	.p0_mpwldectrl1		= 0x006f0059,
> +	.p1_mpwldectrl0		= 0x005a0104,
> +	.p1_mpwldectrl1		= 0x01070113,
> +	/* Read DQS Gating calibration */
> +	.p0_mpdgctrl0		= 0x437c040b,
> +	.p0_mpdgctrl1		= 0x0413040e,
> +	.p1_mpdgctrl0		= 0x444f0446,
> +	.p1_mpdgctrl1		= 0x044d0422,
> +	/* Read Calibration: DQS delay relative to DQ read access */
> +	.p0_mprddlctl		= 0x4c424249,
> +	.p1_mprddlctl		= 0x4e48414f,
> +	/* Write Calibration: DQ/DM delay relative to DQS write access */
> +	.p0_mpwrdlctl		= 0x42414641,
> +	.p1_mpwrdlctl		= 0x46374b43,
> +};
> +
> +static struct mx6_ddr_sysinfo novena_ddr_info = {
> +	/* Width of data bus: 0=16, 1=32, 2=64 */
> +	.dsize		= 2,
> +	/* Config for full 4GB range so that get_mem_size() works */
> +	.cs_density	= 32,	/* 32Gb per CS */
> +	/* Single chip select */
> +	.ncs		= 1,
> +	.cs1_mirror	= 0,
> +	.rtt_wr		= 1,	/* RTT_Wr = RZQ/4 */
> +	.rtt_nom	= 2,	/* RTT_Nom = RZQ/2 */
> +	.walat		= 3,	/* Write additional latency */
> +	.ralat		= 7,	/* Read additional latency */
> +	.mif3_mode	= 3,	/* Command prediction working mode */
> +	.bi_on		= 1,	/* Bank interleaving enabled */
> +	.sde_to_rst	= 0x10,	/* 14 cycles, 200us (JEDEC default) */
> +	.rst_to_cke	= 0x23,	/* 33 cycles, 500us (JEDEC default) */
> +};
> +
> +static struct mx6_ddr3_cfg elpida_4gib_1600 = {
> +	.mem_speed	= 1600,
> +	.density	= 4,
> +	.width		= 64,
> +	.banks		= 8,
> +	.rowaddr	= 16,
> +	.coladdr	= 10,
> +	.pagesz		= 2,
> +	.trcd		= 1300,
> +	.trcmin		= 4900,
> +	.trasmin	= 3590,
> +};
> +
> +/*
> + * called from C runtime startup code (arch/arm/lib/crt0.S:_main)
> + * - we have a stack and a place to store GD, both in SRAM
> + * - no variable global data is available
> + */
> +void board_init_f(ulong dummy)
> +{
> +	/* setup AIPS and disable watchdog */
> +	arch_cpu_init();
> +
> +	/* setup GP timer */
> +	timer_init();
> +
> +#ifdef CONFIG_BOARD_POSTCLK_INIT
> +	board_postclk_init();
> +#endif
> +#ifdef CONFIG_FSL_ESDHC
> +	get_clocks();
> +#endif
> +
> +	/* Setup IOMUX and configure basics. */
> +	novena_spl_setup_iomux_audio();
> +	novena_spl_setup_iomux_buttons();
> +	novena_spl_setup_iomux_enet();
> +	novena_spl_setup_iomux_fpga();
> +	novena_spl_setup_iomux_i2c();
> +	novena_spl_setup_iomux_pcie();
> +	novena_spl_setup_iomux_sdhc();
> +	novena_spl_setup_iomux_spi();
> +	novena_spl_setup_iomux_uart();
> +	novena_spl_setup_iomux_video();
> +
> +	/* UART clocks enabled and gd valid - init serial console */
> +	preloader_console_init();
> +
> +	/* Start the DDR DRAM */
> +	mx6dq_dram_iocfg(64, &novena_ddr_ioregs, &novena_grp_ioregs);
> +	mx6_dram_cfg(&novena_ddr_info, &novena_mmdc_calib, &elpida_4gib_1600);
> +
> +	/* Clear the BSS. */
> +	memset(__bss_start, 0, __bss_end - __bss_start);
> +
> +	/* load/boot image from boot device */
> +	board_init_r(NULL, 0);
> +}
> +
> +void reset_cpu(ulong addr)
> +{
> +}
> diff --git a/board/kosagi/novena/setup.cfg b/board/kosagi/novena/setup.cfg
> new file mode 100644
> index 0000000..18d139c
> --- /dev/null
> +++ b/board/kosagi/novena/setup.cfg
> @@ -0,0 +1,47 @@
> +/*
> + * Copyright (C) 2014 Marek Vasut <marex at denx.de>
> + *
> + * 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
> + */
> +
> +/* image version */
> +IMAGE_VERSION 2
> +
> +/* Boot Device : sd */
> +BOOT_FROM sd
> +
> +#define __ASSEMBLY__
> +#include <config.h>
> +#include "asm/arch/iomux.h"
> +#include "asm/arch/crm_regs.h"
> +
> +/* 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 /* enable NAND/GPMI/BCH clocks */
> +DATA 4, CCM_CCGR5, 0x0F0000C3
> +DATA 4, CCM_CCGR6, 0x000003FF
> +
> +/* 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
> +
> +/*
> + * Setup CCM_CCOSR register as follows:
> + *
> + * cko1_en  = 1    --> CKO1 enabled
> + * cko1_div = 111  --> divide by 8
> + * cko1_sel = 1011 --> ahb_clk_root
> + *
> + * This sets CKO1 at ahb_clk_root/8 = 132/8 = 16.5 MHz
> + */
> +DATA 4, CCM_CCOSR, 0x000000fb
> diff --git a/configs/novena_defconfig b/configs/novena_defconfig
> new file mode 100644
> index 0000000..a560afb
> --- /dev/null
> +++ b/configs/novena_defconfig
> @@ -0,0 +1,4 @@
> +CONFIG_SPL=y
> +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/kosagi/novena/setup.cfg,MX6Q,SPL"
> ++S:CONFIG_ARM=y
> ++S:CONFIG_TARGET_KOSAGI_NOVENA=y
> diff --git a/include/configs/imx6_spl.h b/include/configs/imx6_spl.h
> index 970460d..52fe9cf 100644
> --- a/include/configs/imx6_spl.h
> +++ b/include/configs/imx6_spl.h
> @@ -27,7 +27,7 @@
>   #define CONFIG_SYS_THUMB_BUILD
>   #define CONFIG_SPL_LDSCRIPT	"arch/arm/cpu/armv7/omap-common/u-boot-spl.lds"
>   #define CONFIG_SPL_TEXT_BASE		0x00908000
> -#define CONFIG_SPL_MAX_SIZE		(64 * 1024)
> +#define CONFIG_SPL_MAX_SIZE		0x10000
>   #define CONFIG_SPL_START_S_PATH		"arch/arm/cpu/armv7"
>   #define CONFIG_SPL_STACK		0x0091FFB8
>   #define CONFIG_SPL_LIBCOMMON_SUPPORT
> diff --git a/include/configs/novena.h b/include/configs/novena.h
> new file mode 100644
> index 0000000..6b120f7
> --- /dev/null
> +++ b/include/configs/novena.h
> @@ -0,0 +1,302 @@
> +/*
> + * Configuration settings for the Novena U-boot.
> + *
> + * Copyright (C) 2014 Marek Vasut <marex at denx.de>
> + *
> + * SPDX-License-Identifier:	GPL-2.0+
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +/* System configurations */
> +#define CONFIG_MX6
> +#define CONFIG_SYS_MX6_HCLK		24000000
> +#define CONFIG_SYS_MX6_CLK32		32768
> +#define CONFIG_BOARD_EARLY_INIT_F
> +#define CONFIG_MISC_INIT_R
> +#define CONFIG_DISPLAY_BOARDINFO
> +#define CONFIG_DISPLAY_CPUINFO
> +#define CONFIG_DOS_PARTITION
> +#define CONFIG_FAT_WRITE
> +#define CONFIG_FIT
> +#define CONFIG_KEYBOARD
> +#define CONFIG_MXC_GPIO
> +#define CONFIG_OF_LIBFDT
> +#define CONFIG_REGEX
> +#define CONFIG_SYS_GENERIC_BOARD
> +#define CONFIG_SYS_NO_FLASH
> +
> +#include "configs/mx6_common.h"
> +#include <asm/arch/imx-regs.h>
> +#include <asm/imx-common/gpio.h>
> +#include <config_cmd_default.h>
> +
> +/* U-Boot Commands */
> +#define CONFIG_CMD_ASKENV
> +#define CONFIG_CMD_BMODE
> +#define CONFIG_CMD_BOOTZ
> +#define CONFIG_CMD_CACHE
> +#define CONFIG_CMD_DHCP
> +#define CONFIG_CMD_EEPROM
> +#define CONFIG_CMD_EXT4
> +#define CONFIG_CMD_EXT4_WRITE
> +#define CONFIG_CMD_FAT
> +#define CONFIG_CMD_FS_GENERIC
> +#define CONFIG_CMD_I2C
> +#define CONFIG_CMD_FUSE
> +#define CONFIG_CMD_MII
> +#define CONFIG_CMD_MMC
> +#define CONFIG_CMD_NET
> +#define CONFIG_CMD_PCI
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_SATA
> +#define CONFIG_CMD_SETEXPR
> +#define CONFIG_CMD_TIME
> +#define CONFIG_CMD_USB
> +#define CONFIG_VIDEO
> +
> +/* U-Boot general configurations */
> +#define CONFIG_SYS_LONGHELP
> +#define CONFIG_SYS_CBSIZE	1024		/* Console I/O buffer size */
> +#define CONFIG_SYS_PBSIZE	\
> +	(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
> +						/* Print buffer size */
> +#define CONFIG_SYS_MAXARGS	32		/* Max number of command args */
> +#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE
> +						/* Boot argument buffer size */
> +#define CONFIG_VERSION_VARIABLE			/* U-BOOT version */
> +#define CONFIG_AUTO_COMPLETE			/* Command auto complete */
> +#define CONFIG_CMDLINE_EDITING			/* Command history etc */
> +#define CONFIG_SYS_HUSH_PARSER
> +
> +/* U-Boot environment */
> +#define CONFIG_ENV_OVERWRITE
> +#define CONFIG_ENV_SIZE			(16 * 1024)
> +/*
> + * Environment is on MMC, starting at offset 512KiB from start of the card.
> + * Please place first partition at offset 1MiB from the start of the card
> + * as recommended by GNU/fdisk. See below for details:
> + * http://homepage.ntlworld.com./jonathan.deboynepollard/FGA/disc-partition-alignment.html
> + */
> +#ifdef CONFIG_CMD_MMC
> +#define CONFIG_ENV_IS_IN_MMC
> +#define CONFIG_SYS_MMC_ENV_DEV		0
> +#define CONFIG_ENV_OFFSET		(512 * 1024)
> +#define CONFIG_ENV_SIZE_REDUND		CONFIG_ENV_SIZE
> +#define CONFIG_ENV_OFFSET_REDUND	\
> +		(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
> +#else
> +#define CONFIG_ENV_IS_NOWHERE
> +#endif
> +
> +/* Booting Linux */
> +#define CONFIG_BOOTDELAY		5
> +#define CONFIG_BOOTFILE			"fitImage"
> +#define CONFIG_BOOTARGS			"console=ttymxc1,115200 "
> +#define CONFIG_BOOTCOMMAND		"run net_nfs"
> +#define CONFIG_LOADADDR			0x18000000
> +#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
> +#define CONFIG_HOSTNAME			novena
> +
> +/* Physical Memory Map */
> +#define CONFIG_NR_DRAM_BANKS		1
> +#define PHYS_SDRAM			MMDC0_ARB_BASE_ADDR
> +#define PHYS_SDRAM_SIZE			0xF0000000
> +
> +#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)
> +
> +#define CONFIG_SYS_MEMTEST_START	0x10000000
> +#define CONFIG_SYS_MEMTEST_END		0x20000000
> +
> +#define CONFIG_SYS_MALLOC_LEN		(64 * 1024 * 1024)
> +
> +/* SPL */
> +#define CONFIG_SPL_FAT_SUPPORT
> +#define CONFIG_SPL_MMC_SUPPORT
> +#include "imx6_spl.h"			/* common IMX6 SPL configuration */
> +
> +#define CONFIG_CMDLINE_TAG
> +#define CONFIG_SETUP_MEMORY_TAGS
> +#define CONFIG_INITRD_TAG
> +#define CONFIG_REVISION_TAG
> +
> +/* Ethernet Configuration */
> +#ifdef CONFIG_CMD_NET
> +#define CONFIG_FEC_MXC
> +#define CONFIG_MII
> +#define IMX_FEC_BASE			ENET_BASE_ADDR
> +#define CONFIG_FEC_XCV_TYPE		RGMII
> +#define CONFIG_ETHPRIME			"FEC"
> +#define CONFIG_FEC_MXC_PHYADDR		0x7
> +#define CONFIG_PHYLIB
> +#define CONFIG_PHY_MICREL
> +#define CONFIG_PHY_MICREL_KSZ9021
> +#define CONFIG_ARP_TIMEOUT		200UL
> +#endif
> +
> +/* I2C */
> +#define CONFIG_SYS_I2C
> +#define CONFIG_SYS_I2C_MXC
> +#define CONFIG_I2C_MULTI_BUS
> +#define CONFIG_I2C_MXC
> +#define CONFIG_SYS_I2C_SPEED		100000
> +
> +/* I2C EEPROM */
> +#ifdef CONFIG_CMD_EEPROM
> +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
> +#define CONFIG_SYS_SPD_BUS_NUM		2
> +#endif
> +
> +/* MMC Configs */
> +#ifdef CONFIG_CMD_MMC
> +#define CONFIG_MMC
> +#define CONFIG_GENERIC_MMC
> +#define CONFIG_BOUNCE_BUFFER
> +#define CONFIG_FSL_ESDHC
> +#define CONFIG_FSL_USDHC
> +#define CONFIG_SYS_FSL_ESDHC_ADDR	0
> +#define CONFIG_SYS_FSL_USDHC_NUM	2
> +#endif
> +
> +/* OCOTP Configs */
> +#ifdef CONFIG_CMD_FUSE
> +#define CONFIG_MXC_OCOTP
> +#endif
> +
> +/* PCI express */
> +#undef CONFIG_CMD_PCI	/* Disable to prevent Linux from hanging on MX6 */
> +#ifdef CONFIG_CMD_PCI
> +#define CONFIG_PCI
> +#define CONFIG_PCI_PNP
> +#define CONFIG_PCI_SCAN_SHOW
> +#define CONFIG_PCIE_IMX
> +#define CONFIG_PCIE_IMX_PERST_GPIO	IMX_GPIO_NR(3, 29)
> +#define CONFIG_PCIE_IMX_POWER_GPIO	IMX_GPIO_NR(7, 12)
> +#endif
> +
> +/* PMIC */
> +#define CONFIG_POWER
> +#define CONFIG_POWER_I2C
> +#define CONFIG_POWER_PFUZE100
> +#define CONFIG_POWER_PFUZE100_I2C_ADDR	0x08
> +
> +/* SATA Configs */
> +#ifdef CONFIG_CMD_SATA
> +#define CONFIG_DWC_AHSATA
> +#define CONFIG_SYS_SATA_MAX_DEVICE	1
> +#define CONFIG_DWC_AHSATA_PORT_ID	0
> +#define CONFIG_DWC_AHSATA_BASE_ADDR	SATA_ARB_BASE_ADDR
> +#define CONFIG_LBA48
> +#define CONFIG_LIBATA
> +#endif
> +
> +/* UART */
> +#define CONFIG_MXC_UART
> +#define CONFIG_MXC_UART_BASE		UART2_BASE
> +#define CONFIG_BAUDRATE			115200
> +#define CONFIG_CONS_INDEX		1
> +
> +/* USB Configs */
> +#ifdef CONFIG_CMD_USB
> +#define CONFIG_USB_EHCI
> +#define CONFIG_USB_EHCI_MX6
> +#define CONFIG_USB_STORAGE
> +#define CONFIG_USB_KEYBOARD
> +#define CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP
> +#define CONFIG_USB_HOST_ETHER
> +#define CONFIG_USB_ETHER_ASIX
> +#define CONFIG_USB_ETHER_SMSC95XX
> +#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
> +#define CONFIG_MXC_USB_PORTSC		(PORT_PTS_UTMI | PORT_PTS_PTW)
> +#define CONFIG_MXC_USB_FLAGS		0
> +/* Gadget part */
> +#define CONFIG_CI_UDC
> +#define CONFIG_USBD_HS
> +#define CONFIG_USB_GADGET_DUALSPEED
> +#define CONFIG_USB_ETHER
> +#define CONFIG_USB_ETH_CDC
> +#define CONFIG_NETCONSOLE
> +#endif
> +
> +/* Video output */
> +#ifdef CONFIG_VIDEO
> +#define CONFIG_VIDEO
> +#define CONFIG_VIDEO_IPUV3
> +#define CONFIG_CFB_CONSOLE
> +#define CONFIG_VGA_AS_SINGLE_DEVICE
> +#define CONFIG_SYS_CONSOLE_IS_IN_ENV
> +#define CONFIG_VIDEO_BMP_RLE8
> +#define CONFIG_SPLASH_SCREEN
> +#define CONFIG_BMP_16BPP
> +#define CONFIG_VIDEO_LOGO
> +#define CONFIG_IPUV3_CLK		260000000
> +#define CONFIG_CMD_HDMIDETECT
> +#define CONFIG_CONSOLE_MUX
> +#define CONFIG_IMX_HDMI
> +#define CONFIG_IMX_VIDEO_SKIP
> +#endif
> +
> +/* Extra U-Boot environment. */
> +#define CONFIG_EXTRA_ENV_SETTINGS					\
> +	"fdt_high=0xffffffff\0"						\
> +	"initrd_high=0xffffffff\0"					\
> +	"consdev=ttymxc1\0"						\
> +	"baudrate=115200\0"						\
> +	"bootdev=/dev/mmcblk0p1\0"					\
> +	"rootdev=/dev/mmcblk0p2\0"					\
> +	"netdev=eth0\0"							\
> +	"rootpath=/opt/eldk-5.5/armv7a-hf/rootfs-qte-sdk\0"		\
> +	"kernel_addr_r=0x18000000\0"					\
> +	"addcons="							\
> +		"setenv bootargs ${bootargs} "				\
> +		"console=${consdev},${baudrate}\0"			\
> +	"addip="							\
> +		"setenv bootargs ${bootargs} "				\
> +		"ip=${ipaddr}:${serverip}:${gatewayip}:"		\
> +			"${netmask}:${hostname}:${netdev}:off\0"	\
> +	"addmisc="							\
> +		"setenv bootargs ${bootargs} ${miscargs}\0"		\
> +	"addargs=run addcons addmisc\0"					\
> +	"mmcload="							\
> +		"mmc rescan ; "						\
> +		"ext4load mmc 0:1 ${kernel_addr_r} ${bootfile}\0"	\
> +	"netload="							\
> +		"tftp ${kernel_addr_r} ${hostname}/${bootfile}\0"	\
> +	"miscargs=nohlt panic=1\0"					\
> +	"mmcargs=setenv bootargs root=${rootdev} rw rootwait\0"		\
> +	"nfsargs="							\
> +		"setenv bootargs root=/dev/nfs rw "			\
> +			"nfsroot=${serverip}:${rootpath},v3,tcp\0"	\
> +	"mmc_mmc="							\
> +		"run mmcload mmcargs addargs ; "			\
> +		"bootm ${kernel_addr_r}\0"				\
> +	"mmc_nfs="							\
> +		"run mmcload nfsargs addip addargs ; "			\
> +		"bootm ${kernel_addr_r}\0"				\
> +	"net_mmc="							\
> +		"run netload mmcargs addargs ; "			\
> +		"bootm ${kernel_addr_r}\0"				\
> +	"net_nfs="							\
> +		"run netload nfsargs addip addargs ; "			\
> +		"bootm ${kernel_addr_r}\0"				\
> +	"update_sd_spl_filename=SPL\0"					\
> +	"update_sd_uboot_filename=u-boot.img\0"				\
> +	"update_sd_firmware="	/* Update the SD firmware partition */	\
> +		"if mmc rescan ; then "					\
> +		"if dhcp ${update_sd_spl_filename} ; then "		\
> +		"mmc write ${loadaddr} 2 0x200 ; "			\
> +		"fi ; "							\
> +		"if dhcp ${update_sd_uboot_filename} ; then "		\
> +		"fatwrite mmc 0:1 ${loadaddr} u-boot.img ${filesize} ; "\
> +		"fi ; "							\
> +		"fi\0"							\
> +
> +#endif				/* __CONFIG_H */
>

Reviewed-by: Nikolay Dimitrov <picmaster at mail.bg>

No more comments from my side. Thanks for the hard work!

Regards,
Nikolay


More information about the U-Boot mailing list