diff options
Diffstat (limited to 'packages/linux/linux-rp-2.6.24/tosa/0021-Add-an-empty-drivers-gpio-directory-for-gpiolib-infr.patch')
| -rw-r--r-- | packages/linux/linux-rp-2.6.24/tosa/0021-Add-an-empty-drivers-gpio-directory-for-gpiolib-infr.patch | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/packages/linux/linux-rp-2.6.24/tosa/0021-Add-an-empty-drivers-gpio-directory-for-gpiolib-infr.patch b/packages/linux/linux-rp-2.6.24/tosa/0021-Add-an-empty-drivers-gpio-directory-for-gpiolib-infr.patch deleted file mode 100644 index 3f8512128a..0000000000 --- a/packages/linux/linux-rp-2.6.24/tosa/0021-Add-an-empty-drivers-gpio-directory-for-gpiolib-infr.patch +++ /dev/null @@ -1,121 +0,0 @@ -From b77665c545bc260d2b93add129413e4a724d7e6e Mon Sep 17 00:00:00 2001 -From: David Brownell <dbrownell@users.sourceforge.net> -Date: Fri, 18 Jan 2008 00:35:00 +0300 -Subject: [PATCH 21/64] Add an empty drivers/gpio directory for gpiolib infrastructure and GPIO - expanders. It will be populated by later patches. - -This won't be the only place to hold such gpio_chip code. Many external chips -add a few GPIOs as secondary functionality (such as MFD drivers) and platform -code frequently needs to closely integrate GPIO and IRQ support. - -This is placed *early* in the build/link sequence since it's common for other -drivers to depend on GPIOs to do their work, so they must be initialized early -in the device_initcall() sequence. - -Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> -Acked-by: Jean Delvare <khali@linux-fr.org> -Cc: Eric Miao <eric.miao@marvell.com> -Cc: Sam Ravnborg <sam@ravnborg.org> -Cc: Haavard Skinnemoen <hskinnemoen@atmel.com> -Cc: Philipp Zabel <philipp.zabel@gmail.com> -Cc: Russell King <rmk@arm.linux.org.uk> -Cc: Ben Gardner <bgardner@wabtec.com> -Signed-off-by: Andrew Morton <akpm@linux-foundation.org> ---- - arch/arm/Kconfig | 2 ++ - drivers/Kconfig | 2 ++ - drivers/Makefile | 1 + - drivers/gpio/Kconfig | 32 ++++++++++++++++++++++++++++++++ - drivers/gpio/Makefile | 3 +++ - 5 files changed, 40 insertions(+), 0 deletions(-) - create mode 100644 drivers/gpio/Kconfig - create mode 100644 drivers/gpio/Makefile - -diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig -index 10faf9c..06ca241 100644 ---- a/arch/arm/Kconfig -+++ b/arch/arm/Kconfig -@@ -1042,6 +1042,8 @@ source "drivers/i2c/Kconfig" - - source "drivers/spi/Kconfig" - -+source "drivers/gpio/Kconfig" -+ - source "drivers/w1/Kconfig" - - source "drivers/power/Kconfig" -diff --git a/drivers/Kconfig b/drivers/Kconfig -index f4076d9..90e295a 100644 ---- a/drivers/Kconfig -+++ b/drivers/Kconfig -@@ -52,6 +52,8 @@ source "drivers/i2c/Kconfig" - - source "drivers/spi/Kconfig" - -+source "drivers/gpio/Kconfig" -+ - source "drivers/w1/Kconfig" - - source "drivers/power/Kconfig" -diff --git a/drivers/Makefile b/drivers/Makefile -index 8cb37e3..8e5101f 100644 ---- a/drivers/Makefile -+++ b/drivers/Makefile -@@ -5,6 +5,7 @@ - # Rewritten to use lists instead of if-statements. - # - -+obj-$(CONFIG_HAVE_GPIO_LIB) += gpio/ - obj-$(CONFIG_PCI) += pci/ - obj-$(CONFIG_PARISC) += parisc/ - obj-$(CONFIG_RAPIDIO) += rapidio/ -diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig -new file mode 100644 -index 0000000..560687c ---- /dev/null -+++ b/drivers/gpio/Kconfig -@@ -0,0 +1,32 @@ -+# -+# GPIO infrastructure and expanders -+# -+ -+config HAVE_GPIO_LIB -+ bool -+ help -+ Platforms select gpiolib if they use this infrastructure -+ for all their GPIOs, usually starting with ones integrated -+ into SOC processors. -+ -+menu "GPIO Support" -+ depends on HAVE_GPIO_LIB -+ -+config DEBUG_GPIO -+ bool "Debug GPIO calls" -+ depends on DEBUG_KERNEL -+ help -+ Say Y here to add some extra checks and diagnostics to GPIO calls. -+ The checks help ensure that GPIOs have been properly initialized -+ before they are used and that sleeping calls aren not made from -+ nonsleeping contexts. They can make bitbanged serial protocols -+ slower. The diagnostics help catch the type of setup errors -+ that are most common when setting up new platforms or boards. -+ -+# put expanders in the right section, in alphabetical order -+ -+comment "I2C GPIO expanders:" -+ -+comment "SPI GPIO expanders:" -+ -+endmenu -diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile -new file mode 100644 -index 0000000..cdbba6b ---- /dev/null -+++ b/drivers/gpio/Makefile -@@ -0,0 +1,3 @@ -+# gpio support: dedicated expander chips, etc -+ -+ccflags-$(CONFIG_DEBUG_GPIO) += -DDEBUG --- -1.5.3.8 - |