[U-Boot] [PATCH v3 13/13] imx6: icorem6: Add I2C support

Jagan Teki
2016-12-05T23:01:00Z

Add I2C support for Engicam i.CoreM6 qdl board.

icorem6qdl> i2c bus
Bus 0: i2c at 021a0000
Bus 1: i2c at 021a4000
Bus 2: i2c at 021a8000
icorem6qdl> i2c dev 2
Setting bus to 2
icorem6qdl> i2c speed 100000
Setting bus speed to 100000 Hz
icorem6qdl> i2c probe
Valid chip addresses: 2C
icorem6qdl> i2c md 2C 0xff
00ff: 00 00 00 00 0f f0 01 64 ff ff 00 00 00 00 00 00 .......d........

Cc: Stefano Babic <sbabic@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
arch/arm/cpu/armv7/mx6/Kconfig | 1 +
configs/imx6qdl_icore_mmc_defconfig | 3 ++-
configs/imx6qdl_icore_nand_defconfig | 3 ++-
3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/arm/cpu/armv7/mx6/Kconfig b/arch/arm/cpu/armv7/mx6/Kconfig
index f1ec75d..b686476 100644
--- a/arch/arm/cpu/armv7/mx6/Kconfig
+++ b/arch/arm/cpu/armv7/mx6/Kconfig
@@ -110,6 +110,7 @@ config TARGET_MX6Q_ICORE
select DM
select DM_ETH
select DM_GPIO
+ select DM_I2C
select DM_MMC
select DM_THERMAL
select SUPPORT_SPL
diff --git a/configs/imx6qdl_icore_mmc_defconfig b/configs/imx6qdl_icore_mmc_defconfig
index 6fa85de..5f09425 100644
--- a/configs/imx6qdl_icore_mmc_defconfig
+++ b/configs/imx6qdl_icore_mmc_defconfig
@@ -17,6 +17,7 @@ CONFIG_SYS_MAXARGS=32
# CONFIG_DM_MMC_OPS is not set
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
CONFIG_CMD_MII=y
CONFIG_CMD_PING=y
CONFIG_CMD_MEMTEST=y
@@ -33,6 +34,7 @@ CONFIG_MXC_UART=y
CONFIG_IMX_THERMAL=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_IMX6=y
+CONFIG_SYS_I2C_MXC=y
CONFIG_VIDEO=y
CONFIG_VIDEO_IPUV3=y
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
@@ -40,7 +42,6 @@ CONFIG_SPL_LIBDISK_SUPPORT=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
CONFIG_SPL_SERIAL_SUPPORT=y
-CONFIG_SPL_I2C_SUPPORT=y
CONFIG_SPL_GPIO_SUPPORT=y
CONFIG_SPL_WATCHDOG_SUPPORT=y
CONFIG_SPL_EXT_SUPPORT=y
diff --git a/configs/imx6qdl_icore_nand_defconfig b/configs/imx6qdl_icore_nand_defconfig
index b32eea9..af3a9f8 100644
--- a/configs/imx6qdl_icore_nand_defconfig
+++ b/configs/imx6qdl_icore_nand_defconfig
@@ -15,6 +15,7 @@ CONFIG_SYS_MAXARGS=32
# CONFIG_CMD_IMLS is not set
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
CONFIG_CMD_MII=y
CONFIG_CMD_PING=y
CONFIG_CMD_MEMTEST=y
@@ -29,13 +30,13 @@ CONFIG_IMX_THERMAL=y
# CONFIG_DM_MMC_OPS is not set
CONFIG_PINCTRL=y
CONFIG_PINCTRL_IMX6=y
+CONFIG_SYS_I2C_MXC=y
CONFIG_VIDEO=y
CONFIG_VIDEO_IPUV3=y
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
CONFIG_SPL_SERIAL_SUPPORT=y
-CONFIG_SPL_I2C_SUPPORT=y
CONFIG_SPL_GPIO_SUPPORT=y
CONFIG_SPL_WATCHDOG_SUPPORT=y
CONFIG_SPL_DMA_SUPPORT=y
--
1.9.1