On Mon, Jul 23, 2012 at 05:42:38PM +0800, wei_wang@xxxxxxxxxxxxxx wrote:
> From: Wei WANG <wei_wang@xxxxxxxxxxxxxx>
>
> Realtek card reader core driver is the bus driver for Realtek
> driver-based card reader, which supplies adapter layer to
> be used by lower-level pci/usb card reader and upper-level
> sdmmc/memstick host driver.
>
> Signed-off-by: Wei WANG <wei_wang@xxxxxxxxxxxxxx>
> ---
> Documentation/misc-devices/realtek_cr.txt | 27 ++
> drivers/misc/Kconfig | 1 +
> drivers/misc/Makefile | 1 +
> drivers/misc/realtek_cr/Kconfig | 26 ++
> drivers/misc/realtek_cr/Makefile | 7 +
> drivers/misc/realtek_cr/core/Kconfig | 6 +
> drivers/misc/realtek_cr/core/Makefile | 1 +
> drivers/misc/realtek_cr/core/rtsx_core.c | 492 +++++++++++++++++++++++++++++
> include/linux/rtsx_core.h | 183 +++++++++++
> 9 files changed, 744 insertions(+)
> create mode 100644 Documentation/misc-devices/realtek_cr.txt
> create mode 100644 drivers/misc/realtek_cr/Kconfig
> create mode 100644 drivers/misc/realtek_cr/Makefile
> create mode 100644 drivers/misc/realtek_cr/core/Kconfig
> create mode 100644 drivers/misc/realtek_cr/core/Makefile
> create mode 100644 drivers/misc/realtek_cr/core/rtsx_core.c
> create mode 100644 include/linux/rtsx_core.h
>
> diff --git a/Documentation/misc-devices/realtek_cr.txt b/Documentation/misc-devices/realtek_cr.txt
> new file mode 100644
> index 0000000..b4e6fbe
> --- /dev/null
> +++ b/Documentation/misc-devices/realtek_cr.txt
> @@ -0,0 +1,27 @@
> +Realtek Driver-based Card Reader
> +================================
> +
> +Supported chips:
> +RTS5209
> +RTS5229
> +
> +Contact Email:
> +pc_sw_linux@xxxxxxxxxxxxxx
> +
> +
> +Description
> +-----------
> +
> +Realtek driver-based card reader supports access to many types of memory cards,
> +such as Memory Stick, Memory Stick Pro, Secure Digital and MultiMediaCard.
> +
> +
> +udev rules
> +----------
> +
> +In order to modprobe Realtek SD/MMC interface driver automatically, the following rule
> +should be added to the udev rules file:
> +
> +SUBSYSTEM=="rtsx_cr", ENV{RTSX_CARD_TYPE}=="SD", RUN+="/sbin/modprobe -bv rtsx_sdmmc"
> +
> +Typically, we may edit /lib/udev/rules.d/80-drivers.rules and copy the rule into it in Ubuntu.
> diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
> index 2661f6e..09ce905 100644
> --- a/drivers/misc/Kconfig
> +++ b/drivers/misc/Kconfig
> @@ -517,4 +517,5 @@ source "drivers/misc/lis3lv02d/Kconfig"
> source "drivers/misc/carma/Kconfig"
> source "drivers/misc/altera-stapl/Kconfig"
> source "drivers/misc/mei/Kconfig"
> +source "drivers/misc/realtek_cr/Kconfig"
> endmenu
> diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
> index 456972f..c09f147 100644
> --- a/drivers/misc/Makefile
> +++ b/drivers/misc/Makefile
> @@ -51,3 +51,4 @@ obj-y += carma/
> obj-$(CONFIG_USB_SWITCH_FSA9480) += fsa9480.o
> obj-$(CONFIG_ALTERA_STAPL) +=altera-stapl/
> obj-$(CONFIG_INTEL_MEI) += mei/
> +obj-$(CONFIG_REALTEK_CR_SUPPORT) += realtek_cr/
> diff --git a/drivers/misc/realtek_cr/Kconfig b/drivers/misc/realtek_cr/Kconfig
> new file mode 100644
> index 0000000..303d98a
> --- /dev/null
> +++ b/drivers/misc/realtek_cr/Kconfig
> @@ -0,0 +1,26 @@
> +#
> +# Realtek driver-based card reader
> +#
> +
> +menuconfig REALTEK_CR_SUPPORT
> + tristate "Realtek driver-based card reader"
> + help
> + Realtek driver-based card reader supports access to many types of
> + memory cards, such as Memory Stick, Memory Stick Pro, Secure Digital
> + and MultiMediaCard.
> +
> + If you want to use Realtek driver-based card reader, enable this
> + option and other options below.
> +
> +config REALTEK_CR_DEBUG
> + bool "Realtek driver-based card reader debugging"
> + depends on REALTEK_CR_SUPPORT != n
> + help
> + This is an option for use by developers; most people should
> + say N here. This enables Realtek card reader driver debugging.
> +
> +if REALTEK_CR_SUPPORT
> +
> +source "drivers/misc/realtek_cr/core/Kconfig"
> +
> +endif
Ok, maybe I'm a newbie here but this is a card reader driver and AFAICT
it should be placed under CONFIG_MMC. Why is it under drivers/misc?
--
Regards/Gruss,
Boris.
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