On Mon, Jul 2, 2018 at 3:22 AM Enric Balletbo i Serra
<enric.balletbo@xxxxxxxxxxxxx> wrote:
>
> There are some cros-ec transport drivers (I2C, SPI) living in MFD, while
> others (LPC) living in drivers/platform. The transport drivers are more
> platform specific. So, move the I2C and SPI transport drivers to the
> platform/chrome directory. The patch also removes the MFD_ prefix of
> their Kconfig symbols.
>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
Reviewed-by: Guenter Roeck <groeck@xxxxxxxxxxxx>
> ---
>
> drivers/mfd/Kconfig | 20 -------------------
> drivers/mfd/Makefile | 2 --
> drivers/platform/chrome/Kconfig | 20 +++++++++++++++++++
> drivers/platform/chrome/Makefile | 2 ++
> .../{mfd => platform/chrome}/cros_ec_i2c.c | 0
> .../{mfd => platform/chrome}/cros_ec_spi.c | 0
> 6 files changed, 22 insertions(+), 22 deletions(-)
> rename drivers/{mfd => platform/chrome}/cros_ec_i2c.c (100%)
> rename drivers/{mfd => platform/chrome}/cros_ec_spi.c (100%)
>
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index b860eb5aa194..013458e728dc 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -202,26 +202,6 @@ config MFD_CROS_EC
> You also need to enable the driver for the bus you are using. The
> protocol for talking to the EC is defined by the bus driver.
>
> -config MFD_CROS_EC_I2C
> - tristate "ChromeOS Embedded Controller (I2C)"
> - depends on MFD_CROS_EC && I2C
> -
> - help
> - If you say Y here, you get support for talking to the ChromeOS
> - EC through an I2C bus. This uses a simple byte-level protocol with
> - a checksum. Failing accesses will be retried three times to
> - improve reliability.
> -
> -config MFD_CROS_EC_SPI
> - tristate "ChromeOS Embedded Controller (SPI)"
> - depends on MFD_CROS_EC && SPI
> -
> - ---help---
> - If you say Y here, you get support for talking to the ChromeOS EC
> - through a SPI bus, using a byte-level protocol. Since the EC's
> - response time cannot be guaranteed, we support ignoring
> - 'pre-amble' bytes before the response actually starts.
> -
> config MFD_CROS_EC_CHARDEV
> tristate "Chrome OS Embedded Controller userspace device interface"
> depends on MFD_CROS_EC
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index e9fd20dba18d..d13e859d7c1e 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -14,8 +14,6 @@ obj-$(CONFIG_MFD_BCM590XX) += bcm590xx.o
> obj-$(CONFIG_MFD_BD9571MWV) += bd9571mwv.o
> cros_ec_core-objs := cros_ec.o
> obj-$(CONFIG_MFD_CROS_EC) += cros_ec_core.o
> -obj-$(CONFIG_MFD_CROS_EC_I2C) += cros_ec_i2c.o
> -obj-$(CONFIG_MFD_CROS_EC_SPI) += cros_ec_spi.o
> obj-$(CONFIG_MFD_CROS_EC_CHARDEV) += cros_ec_dev.o
> obj-$(CONFIG_MFD_EXYNOS_LPASS) += exynos-lpass.o
>
> diff --git a/drivers/platform/chrome/Kconfig b/drivers/platform/chrome/Kconfig
> index cb0df9eb3e0f..16b1615958aa 100644
> --- a/drivers/platform/chrome/Kconfig
> +++ b/drivers/platform/chrome/Kconfig
> @@ -52,6 +52,26 @@ config CHROMEOS_TBMC
> config CROS_EC_CTL
> tristate
>
> +config CROS_EC_I2C
> + tristate "ChromeOS Embedded Controller (I2C)"
> + depends on MFD_CROS_EC && I2C
> +
> + help
> + If you say Y here, you get support for talking to the ChromeOS
> + EC through an I2C bus. This uses a simple byte-level protocol with
> + a checksum. Failing accesses will be retried three times to
> + improve reliability.
> +
> +config CROS_EC_SPI
> + tristate "ChromeOS Embedded Controller (SPI)"
> + depends on MFD_CROS_EC && SPI
> +
> + ---help---
> + If you say Y here, you get support for talking to the ChromeOS EC
> + through a SPI bus, using a byte-level protocol. Since the EC's
> + response time cannot be guaranteed, we support ignoring
> + 'pre-amble' bytes before the response actually starts.
> +
> config CROS_EC_LPC
> tristate "ChromeOS Embedded Controller (LPC)"
> depends on MFD_CROS_EC && ACPI && (X86 || COMPILE_TEST)
> diff --git a/drivers/platform/chrome/Makefile b/drivers/platform/chrome/Makefile
> index e44c37a63fa9..cd591bf872bb 100644
> --- a/drivers/platform/chrome/Makefile
> +++ b/drivers/platform/chrome/Makefile
> @@ -6,6 +6,8 @@ obj-$(CONFIG_CHROMEOS_TBMC) += chromeos_tbmc.o
> cros_ec_ctl-objs := cros_ec_sysfs.o cros_ec_lightbar.o \
> cros_ec_vbc.o cros_ec_debugfs.o
> obj-$(CONFIG_CROS_EC_CTL) += cros_ec_ctl.o
> +obj-$(CONFIG_CROS_EC_I2C) += cros_ec_i2c.o
> +obj-$(CONFIG_CROS_EC_SPI) += cros_ec_spi.o
> cros_ec_lpcs-objs := cros_ec_lpc.o cros_ec_lpc_reg.o
> cros_ec_lpcs-$(CONFIG_CROS_EC_LPC_MEC) += cros_ec_lpc_mec.o
> obj-$(CONFIG_CROS_EC_LPC) += cros_ec_lpcs.o
> diff --git a/drivers/mfd/cros_ec_i2c.c b/drivers/platform/chrome/cros_ec_i2c.c
> similarity index 100%
> rename from drivers/mfd/cros_ec_i2c.c
> rename to drivers/platform/chrome/cros_ec_i2c.c
> diff --git a/drivers/mfd/cros_ec_spi.c b/drivers/platform/chrome/cros_ec_spi.c
> similarity index 100%
> rename from drivers/mfd/cros_ec_spi.c
> rename to drivers/platform/chrome/cros_ec_spi.c
> --
> 2.18.0
>
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