diff mbox

[U-Boot,4/4] imx6: icorem6_rqs: Add eMMC boot support

Message ID 1484089820-6987-5-git-send-email-jagan@openedev.com
State Changes Requested
Delegated to: Stefano Babic
Headers show

Commit Message

Jagan Teki Jan. 10, 2017, 11:10 p.m. UTC 
From: Jagan Teki <jagan@amarulasolutions.com>

Boot from eMMC:
--------------
U-Boot SPL 2017.01-00005-g5986ea7-dirty (Jan 10 2017 - 23:56:16)
Trying to boot from MMC2

U-Boot 2017.01-00005-g5986ea7-dirty (Jan 10 2017 - 23:56:16 +0100)

CPU:   Freescale i.MX6D rev1.2 at 792 MHz
Reset cause: POR
Model: Engicam i.CoreM6 Quad/Dual RQS Starter Kit
DRAM:  512 MiB
MMC:   FSL_SDHC: 0, FSL_SDHC: 1
mmc_init: -70, time 38
*** Warning - MMC init failed, using default environment

In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
Hit any key to stop autoboot:  0
icorem6qdl-rqs>

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>
---
 board/engicam/icorem6_rqs/MAINTAINERS   |  1 +
 board/engicam/icorem6_rqs/icorem6_rqs.c | 24 +++++++++++++++++++--
 configs/imx6q_icore_rqs_emmc_defconfig  | 38 +++++++++++++++++++++++++++++++++
 include/configs/imx6qdl_icore_rqs.h     |  2 +-
 4 files changed, 62 insertions(+), 3 deletions(-)
 create mode 100644 configs/imx6q_icore_rqs_emmc_defconfig
diff mbox

Patch

diff --git a/board/engicam/icorem6_rqs/MAINTAINERS b/board/engicam/icorem6_rqs/MAINTAINERS
index 0556211..25ac83f 100644
--- a/board/engicam/icorem6_rqs/MAINTAINERS
+++ b/board/engicam/icorem6_rqs/MAINTAINERS
@@ -4,4 +4,5 @@  S:	Maintained
 F:	board/engicam/icorem6_rqs
 F:	include/configs/imx6qdl_icore_rqs.h
 F:	configs/imx6q_icore_rqs_mmc_defconfig
+F:	configs/imx6q_icore_rqs_emmc_defconfig
 F:	configs/imx6dl_icore_rqs_mmc_defconfig
diff --git a/board/engicam/icorem6_rqs/icorem6_rqs.c b/board/engicam/icorem6_rqs/icorem6_rqs.c
index fc602a1..31a910c 100644
--- a/board/engicam/icorem6_rqs/icorem6_rqs.c
+++ b/board/engicam/icorem6_rqs/icorem6_rqs.c
@@ -77,8 +77,22 @@  static iomux_v3_cfg_t const usdhc3_pads[] = {
 	IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 };
 
-struct fsl_esdhc_cfg usdhc_cfg[1] = {
+static iomux_v3_cfg_t const usdhc4_pads[] = {
+	IOMUX_PADS(PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+        IOMUX_PADS(PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+};
+
+struct fsl_esdhc_cfg usdhc_cfg[2] = {
 	{USDHC3_BASE_ADDR, 1, 4},
+	{USDHC4_BASE_ADDR, 1, 8},
 };
 
 int board_mmc_getcd(struct mmc *mmc)
@@ -88,6 +102,7 @@  int board_mmc_getcd(struct mmc *mmc)
 
 	switch (cfg->esdhc_base) {
 	case USDHC3_BASE_ADDR:
+	case USDHC4_BASE_ADDR:
 		ret = 1;
 		break;
 	}
@@ -102,7 +117,8 @@  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				USDHC3
+	* mmc0			USDHC3
+	* mmc1			USDHC4
 	*/
 	for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
 		switch (i) {
@@ -110,6 +126,10 @@  int board_mmc_init(bd_t *bis)
 			SETUP_IOMUX_PADS(usdhc3_pads);
 			usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
 			break;
+		case 1:
+			SETUP_IOMUX_PADS(usdhc4_pads);
+			usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
+			break;
 		default:
 			printf("Warning - USDHC%d controller not supporting\n",
 			       i + 1);
diff --git a/configs/imx6q_icore_rqs_emmc_defconfig b/configs/imx6q_icore_rqs_emmc_defconfig
new file mode 100644
index 0000000..fc54b5a
--- /dev/null
+++ b/configs/imx6q_icore_rqs_emmc_defconfig
@@ -0,0 +1,38 @@ 
+CONFIG_ARM=y
+CONFIG_ARCH_MX6=y
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_TARGET_MX6Q_ICORE_RQS=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="imx6q-icore-rqs"
+CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/imx-common/spl_sd.cfg,ENV_IS_IN_MMC"
+CONFIG_BOOTDELAY=3
+CONFIG_DEFAULT_FDT_FILE="imx6q-icore-rqs.dtb"
+CONFIG_SPL=y
+CONFIG_HUSH_PARSER=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_SYS_PROMPT="icorem6qdl-rqs> "
+# 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
diff --git a/include/configs/imx6qdl_icore_rqs.h b/include/configs/imx6qdl_icore_rqs.h
index 6f7195d..cd94c5f 100644
--- a/include/configs/imx6qdl_icore_rqs.h
+++ b/include/configs/imx6qdl_icore_rqs.h
@@ -124,7 +124,7 @@ 
 /* 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