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

Jagan Teki jagan at openedev.com
Tue Dec 6 18:25:04 CET 2016


On Tue, Dec 6, 2016 at 3:10 PM, Heiko Schocher <hs at denx.de> wrote:
> Hello Jagan,
>
>
> Am 06.12.2016 um 00:01 schrieb Jagan Teki:
>>
>> From: Jagan Teki <jagan at amarulasolutions.com>
>>
>> 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 at denx.de>
>> Cc: Heiko Schocher <hs at denx.de>
>> Cc: Matteo Lisi <matteo.lisi at engicam.com>
>> Cc: Michael Trimarchi <michael at amarulasolutions.com>
>> Signed-off-by: Jagan Teki <jagan at 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
>
>
> You remove here SPL I2C support ... is this intented ?

Yes.

thanks!
-- 
Jagan Teki
Free Software Engineer | www.openedev.com
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.


More information about the U-Boot mailing list