[U-Boot] [PATCH V3 12/19] i2c: lpi2c: add lpi2c driver for i.MX7ULP

Heiko Schocher hs at denx.de
Thu Feb 23 03:49:42 UTC 2017


Hello Peng,

Am 22.02.2017 um 09:21 schrieb Peng Fan:
> Add lpi2c driver for i.MX7ULP.
> Need to enable the two options to use this driver:
> CONFIG_DM_I2C=y
> CONFIG_SYS_LPI2C_IMX=y
>
> Signed-off-by: Peng Fan <peng.fan at nxp.com>
> Cc: Stefano Babic <sbabic at denx.de>
> Cc: Heiko Schocher <hs at denx.de>
> ---
>
> V3:
>   none
> V2:
>   none
>
>   arch/arm/include/asm/arch-mx7ulp/imx_lpi2c.h | 520 +++++++++++++++++++++++++++
>   drivers/i2c/Kconfig                          |   6 +
>   drivers/i2c/Makefile                         |   1 +
>   drivers/i2c/imx_lpi2c.c                      | 462 ++++++++++++++++++++++++
>   4 files changed, 989 insertions(+)
>   create mode 100644 arch/arm/include/asm/arch-mx7ulp/imx_lpi2c.h
>   create mode 100644 drivers/i2c/imx_lpi2c.c
>

just a nitpick ...

[...]
> diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
> index 39f62da..0bee0c4 100644
> --- a/drivers/i2c/Kconfig
> +++ b/drivers/i2c/Kconfig
> @@ -109,6 +109,12 @@ config SYS_I2C_INTEL
>   	  the I2C API meaning that any I2C operations will immediately fail
>   	  for now.
>
> +config SYS_LPI2C_IMX
> +	bool "NXP i.MX LPI2C driver"
> +	depends on ARCH_MX7ULP
> +	help
> +	  Add support for the NXP i.MX LPI2C driver.
> +
>   config SYS_I2C_MXC
>   	bool "NXP i.MX I2C driver"
>   	depends on MX6
> diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
> index 7c86198..2cbe3bc 100644
> --- a/drivers/i2c/Makefile
> +++ b/drivers/i2c/Makefile
> @@ -24,6 +24,7 @@ obj-$(CONFIG_SYS_I2C_FSL) += fsl_i2c.o
>   obj-$(CONFIG_SYS_I2C_FTI2C010) += fti2c010.o
>   obj-$(CONFIG_SYS_I2C_IHS) += ihs_i2c.o
>   obj-$(CONFIG_SYS_I2C_INTEL) += intel_i2c.o
> +obj-$(CONFIG_SYS_LPI2C_IMX) += imx_lpi2c.o

All I2C config symbls have an "I2C" ... and you name the driver
imx_lpi2c, but the config symbol lpi2c_imx ... can you please
rename it to CONFIG_SYS_I2C_IMX_LPI2C and sort the list alphabetical?
(heh... with the rename it is on the correct place ;-)

Thanks!

Beside of this, you can add my:

Acked-by: Heiko Schocher <hs at denx.de>

bye,
Heiko
-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany


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