From: Jagan Teki jagan@amarulasolutions.com
Boot from eMMC: -------------- U-Boot SPL 2017.01-00314-gd0cd9cd-dirty (Jan 25 2017 - 13:25:27) Trying to boot from MMC2
U-Boot 2017.01-00314-gd0cd9cd-dirty (Jan 25 2017 - 13:25:27 +0100)
CPU: Freescale i.MX6UL rev1.1 528 MHz (running at 396 MHz) CPU: Industrial temperature grade (-40C to 105C) at 36C Reset cause: POR Model: Engicam Is.IoT MX6UL eMMC Starterkit DRAM: 512 MiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 *** Warning - bad CRC, using default environment
In: serial Out: serial Err: serial switch to partitions #0, OK mmc1(part 0) is current device
Cc: Matteo Lisi matteo.lisi@engicam.com Cc: Michael Trimarchi michael@amarulasolutions.com Reviewed by: Stefano Babic sbabic@denx.de Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- arch/arm/dts/Makefile | 1 + arch/arm/dts/imx6ul-isiot-emmc.dts | 77 +++++++++++++++++++++++++++++++++++ board/engicam/isiotmx6ul/MAINTAINERS | 2 + board/engicam/isiotmx6ul/isiotmx6ul.c | 26 +++++++++++- configs/imx6ul_isiot_emmc_defconfig | 39 ++++++++++++++++++ include/configs/imx6ul_isiot.h | 2 +- 6 files changed, 145 insertions(+), 2 deletions(-) create mode 100644 arch/arm/dts/imx6ul-isiot-emmc.dts create mode 100644 configs/imx6ul_isiot_emmc_defconfig
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index c5c8487..47389b1 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -317,6 +317,7 @@ dtb-$(CONFIG_MX6) += imx6ull-14x14-evk.dtb \ imx6q-icore-rqs.dtb \ imx6sx-sabreauto.dtb \ imx6ul-geam-kit.dtb \ + imx6ul-isiot-emmc.dtb \ imx6ul-isiot-mmc.dtb \ imx6ul-isiot-nand.dtb
diff --git a/arch/arm/dts/imx6ul-isiot-emmc.dts b/arch/arm/dts/imx6ul-isiot-emmc.dts new file mode 100644 index 0000000..677de96 --- /dev/null +++ b/arch/arm/dts/imx6ul-isiot-emmc.dts @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2016 Amarula Solutions B.V. + * Copyright (C) 2016 Engicam S.r.l. + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This file 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. + * + * Or, alternatively + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; + +#include "imx6ul-isiot.dtsi" + +/ { + model = "Engicam Is.IoT MX6UL eMMC Starterkit"; + compatible = "engicam,imx6ul-isiot", "fsl,imx6ul"; +}; + +&usdhc2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc2>; + cd-gpios = <&gpio4 5 GPIO_ACTIVE_LOW>; + bus-width = <8>; + no-1-8-v; + status = "okay"; +}; + +&iomuxc { + pinctrl_usdhc2: usdhc2grp { + fsl,pins = < + MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x17070 + MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x10070 + MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17070 + MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17070 + MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17070 + MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17070 + MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17070 + MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17070 + MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17070 + MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17070 + MX6UL_PAD_NAND_ALE__USDHC2_RESET_B 0x17070 + >; + }; +}; diff --git a/board/engicam/isiotmx6ul/MAINTAINERS b/board/engicam/isiotmx6ul/MAINTAINERS index f4dcfbd..c30cfe7 100644 --- a/board/engicam/isiotmx6ul/MAINTAINERS +++ b/board/engicam/isiotmx6ul/MAINTAINERS @@ -4,7 +4,9 @@ S: Maintained F: board/engicam/isiotmx6ul F: include/configs/imx6ul_isiot.h F: configs/imx6ul_isiot_mmc_defconfig +F: configs/imx6ul_isiot_emmc_defconfig F: configs/imx6ul_isiot_nand_defconfig F: arch/arm/dts/imx6ul-isiot.dtsi F: arch/arm/dts/imx6ul-isiot-mmc.dts +F: arch/arm/dts/imx6ul-isiot-emmc.dts F: arch/arm/dts/imx6ul-isiot-nand.dts diff --git a/board/engicam/isiotmx6ul/isiotmx6ul.c b/board/engicam/isiotmx6ul/isiotmx6ul.c index 07dd501..9cde4fc 100644 --- a/board/engicam/isiotmx6ul/isiotmx6ul.c +++ b/board/engicam/isiotmx6ul/isiotmx6ul.c @@ -153,10 +153,24 @@ static iomux_v3_cfg_t const usdhc1_pads[] = { MX6_PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), };
+static iomux_v3_cfg_t const usdhc2_pads[] = { + MX6_PAD_NAND_ALE__USDHC2_RESET_B | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_RE_B__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_WE_B__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_DATA00__USDHC2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_DATA01__USDHC2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_DATA02__USDHC2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_DATA03__USDHC2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_DATA04__USDHC2_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NAND_DATA05__USDHC2_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), +}; + #define USDHC1_CD_GPIO IMX_GPIO_NR(1, 19) +#define USDHC2_CD_GPIO IMX_GPIO_NR(4, 5)
-struct fsl_esdhc_cfg usdhc_cfg[1] = { +struct fsl_esdhc_cfg usdhc_cfg[2] = { {USDHC1_BASE_ADDR, 0, 4}, + {USDHC2_BASE_ADDR, 0, 8}, };
int board_mmc_getcd(struct mmc *mmc) @@ -168,6 +182,9 @@ int board_mmc_getcd(struct mmc *mmc) 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; @@ -181,6 +198,7 @@ int board_mmc_init(bd_t *bis) * According to the board_mmc_init() the following map is done: * (U-boot device node) (Physical Port) * mmc0 USDHC1 + * mmc1 USDHC2 */ for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { switch (i) { @@ -190,6 +208,12 @@ int board_mmc_init(bd_t *bis) gpio_direction_input(USDHC1_CD_GPIO); usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); break; + case 1: + imx_iomux_v3_setup_multiple_pads( + usdhc1_pads, ARRAY_SIZE(usdhc2_pads)); + gpio_direction_input(USDHC2_CD_GPIO); + usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + break; default: printf("Warning - USDHC%d controller not supporting\n", i + 1); diff --git a/configs/imx6ul_isiot_emmc_defconfig b/configs/imx6ul_isiot_emmc_defconfig new file mode 100644 index 0000000..94fe808 --- /dev/null +++ b/configs/imx6ul_isiot_emmc_defconfig @@ -0,0 +1,39 @@ +CONFIG_ARM=y +CONFIG_ARCH_MX6=y +CONFIG_SPL_GPIO_SUPPORT=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_TARGET_MX6UL_ISIOT=y +CONFIG_SPL_EXT_SUPPORT=y +CONFIG_SPL_LIBDISK_SUPPORT=y +CONFIG_SPL_SERIAL_SUPPORT=y +CONFIG_SPL_WATCHDOG_SUPPORT=y +CONFIG_DEFAULT_DEVICE_TREE="imx6ul-isiot-emmc" +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/imx-common/spl_sd.cfg,ENV_IS_IN_MMC" +CONFIG_BOOTDELAY=3 +CONFIG_DEFAULT_FDT_FILE="imx6ul-isiot-emmc.dtb" +CONFIG_SPL=y +CONFIG_HUSH_PARSER=y +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_FIT_SIGNATURE=y +CONFIG_SYS_PROMPT="isiotmx6ul> " +# CONFIG_CMD_IMLS is not set +CONFIG_CMD_MEMTEST=y +CONFIG_CMD_MMC=y +CONFIG_CMD_GPIO=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_BLK is not set +# CONFIG_DM_MMC_OPS is not set +CONFIG_FEC_MXC=y +CONFIG_PINCTRL=y +CONFIG_PINCTRL_IMX6=y +CONFIG_MXC_UART=y +CONFIG_IMX_THERMAL=y diff --git a/include/configs/imx6ul_isiot.h b/include/configs/imx6ul_isiot.h index 10311d0..1b0e436 100644 --- a/include/configs/imx6ul_isiot.h +++ b/include/configs/imx6ul_isiot.h @@ -145,7 +145,7 @@ /* MMC */ #ifdef CONFIG_FSL_USDHC # define CONFIG_SYS_MMC_ENV_DEV 0 -# define CONFIG_SYS_FSL_USDHC_NUM 1 +# define CONFIG_SYS_FSL_USDHC_NUM 2 # define CONFIG_SYS_FSL_ESDHC_ADDR 0 #endif