[PATCH] gpio: add Penwell gpio support

From 963f6e83843b0f94f8a5337def6e897ec5bb99bf Mon Sep 17 00:00:00 2001 From: Alek Du <alek.du@intel.com> Date: Thu, 25 Feb 2010 14:32:46 +0800 Subject: [PATCH] gpio: add Penwell gpio support Intel Penwell chip has two 96 pins GPIO blocks, ...

Message posted on the May 18th, 2010 - 3:50 AM ET

[PATCH][GPIO] Add IRQ edge setter to gpiolib

Hi all, please find a patch that adds IRQ edge set-up mechanism to sysfs that can be called from the kernel. This functionality can be very useful for embedded systems, as it permits kernel to do GPIO set-up during boot stage. Configuration which ...

Message posted on the October 5th, 2012 - 8:30 AM ET

[PATCH] gpio/langwell: re-read the IRQ status register after each iteration

Spotted by Grant Likely. The IRQ status register should be re-read after each iteration. Otherwise the loop misses the interrupt if it gets raised immediately after handled. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> ...

Message posted on the May 10th, 2012 - 6:10 AM ET

[PATCH] GPIO/TCA6424: merge I2C transactions, remove cast

From 1a80280e20dfef57c6bc6429e5bdf7e10d10fda9 Mon Sep 17 00:00:00 2001 From: Andreas Schallenberg <Andreas.Schallenberg@3alitytechnica.com> Date: Fri, 18 May 2012 16:20:31 +0200 Subject: [PATCH] GPIO/TCA6424: merge I2C transactions, remove ...

Message posted on the May 18th, 2012 - 11:10 AM ET

[PATCH] gpio: em: Add Device Tree support

From: Magnus Damm <damm@opensource.se> Update the Emma Mobile GPIO driver to add DT support. The patch simply adds a two-cell xlate function and updates the probe code to allow configuration via DT using the "ngpios" property plus ...

Message posted on the February 26th, 2013 - 8:30 AM ET

[PATCH] gpio/mxc: add chained_irq_enter/exit() to mx3_gpio_irq_handler()

The mx3_gpio_irq_handler() is also called on imx6q which has GIC as the primary interrupt controller. As GIC implements the fasteoi flow control, we need to add chained_irq_enter/exit() to mx3_gpio_irq_handler() for signaling EOI, otherwise system ...

Message posted on the September 21st, 2011 - 9:20 AM ET

[PATCH] gpio: em: Make use of devm functions

From: Magnus Damm <damm@opensource.se> Update the Emma Mobile GPIO driver to make use of devm functions. This simplifies the error handling and makes the code more compact. Signed-off-by: Magnus Damm <damm@opensource.se> Applies to ...

Message posted on the March 27th, 2013 - 1:10 AM ET

[PATCH] gpio: em: Make use of devm functions

From: Magnus Damm <damm@opensource.se> Update the Emma Mobile GPIO driver to make use of devm functions. This simplifies the error handling and makes the code more compact. Signed-off-by: Magnus Damm <damm@opensource.se> Written on ...

Message posted on the March 13th, 2013 - 6:10 AM ET

[RFC PATCH] GPIO: add control of powerdown modes and pull-up/down configurations.

This GPIO framework patch adds the control on the powerdown mode and pull-up/down configurations. Some architectures have "powerdown mode" registers that configure the behaviors of GPIO ports when the processor is in a powerdown state ...

Message posted on the August 30th, 2010 - 4:00 AM ET

[PATCH] gpio/ml_ioh_gpio: ML7213 GPIO driver

ML7213 is companion chip for Intel Atom E6xx series. This driver can be used for OKI SEMICONDUCTOR ML7213 IOH(Input/Output Hub) which is for IVI(In-Vehicle Infotainment) use. This driver can access the IOH's GPIO device. Signed-off-by: Tomoya ...

Message posted on the December 23rd, 2010 - 7:00 AM ET

[PATCH] gpio: Add generic driver for simple memory mapped controllers

The simple memory mapped GPIO controllers may be found in various onboard FPGAs that are used to control board's switches, LEDs, chip-selects, Ethernet/USB PHY power, etc. Usually these controllers do not privide any means of pin setup (in/out/open ...

Message posted on the August 25th, 2010 - 3:50 PM ET

[PATCH] gpio: stmpe: fix error path

Free allocated memory. Call stmpe_disable() if it was enabled. Signed-off-by: Vasiliy Kulikov <segooon@gmail.com> Compile tested. Maybe It needs better error path. drivers/gpio/stmpe-gpio.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 ...

Message posted on the September 12th, 2010 - 3:00 PM ET

[PATCH] GPIO: rdc321x fix inverted gpio data out registers

rdc_gpio_set_value_impl has the gpio data registers 1 and 2 inverted, fix this. Signed-off-by: Bernhard Loos <bernhardloos@gmail.com> Signed-off-by: Florian Fainelli <florian@openwrt.org> diff --git a/drivers/gpio/rdc321x-gpio.c ...

Message posted on the May 16th, 2010 - 6:10 AM ET

Re: [PATCH] GPIO: add support for NXP 74HC164 GPIO expander

On Sat, 8/28/10, Florian Fainelli <florian@openwrt.org> wrote: This patch adds support for NXP's 74HC164 GPIO expander. The 74164 parts are standard 74xxx series discrete logic parts sold by many vendors as 8 bit shift registers ... and ...

Message posted on the August 28th, 2010 - 7:20 PM ET

patch gpio