On 02/02/2017 15:56, Jagan Teki wrote:
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: Stefano Babic sbabic@denx.de Cc: Matteo Lisi matteo.lisi@engicam.com Cc: Michael Trimarchi michael@amarulasolutions.com Signed-off-by: Jagan Teki jagan@amarulasolutions.com
Changes for v3:
- Update board MAINTAINERS file with arch/arm/dts/imx6ul-isiot-emmc.dts
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 09e3bdb..cde7f41 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -314,6 +314,7 @@ dtb-$(CONFIG_MX6) += imx6ull-14x14-evk.dtb \ imx6q-icore.dtb \ imx6q-icore-rqs.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 0x17070MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x10070MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17070MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17070MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17070MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17070MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17070MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17070MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17070MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17070MX6UL_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..1b5f74e 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
*/ for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { switch (i) {
- mmc1 USDHC2
@@ -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;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
Reviewed by : Stefano Babic |sbabic@denx.de>
Best regards, Stefano Babic