Re: [PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-25 Thread eric miao
> > From: eric miao <[EMAIL PROTECTED]> > > > > This patch adds the generic IRQ support for the PCA9539 on-chip GPIOs. > > This one bothers me a bit on some technical grounds. One problem is > that these chips are not designed for reliable IRQ management, so no > matter what a driver does it

Re: [PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-25 Thread eric miao
From: eric miao [EMAIL PROTECTED] This patch adds the generic IRQ support for the PCA9539 on-chip GPIOs. This one bothers me a bit on some technical grounds. One problem is that these chips are not designed for reliable IRQ management, so no matter what a driver does it can't deliver

Re: [PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-23 Thread David Brownell
> From: eric miao <[EMAIL PROTECTED]> > > This patch adds the generic IRQ support for the PCA9539 on-chip GPIOs. This one bothers me a bit on some technical grounds. One problem is that these chips are not designed for reliable IRQ management, so no matter what a driver does it can't deliver

Re: [PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-23 Thread David Brownell
From: eric miao [EMAIL PROTECTED] This patch adds the generic IRQ support for the PCA9539 on-chip GPIOs. This one bothers me a bit on some technical grounds. One problem is that these chips are not designed for reliable IRQ management, so no matter what a driver does it can't deliver that.

Re: [PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-16 Thread eric miao
[updated according to David's suggestion to handle the error of I2C transfer] >From c9b78718488dadc702f40789bd532d1f1765d76e Mon Sep 17 00:00:00 2001 From: eric miao <[EMAIL PROTECTED]> Date: Mon, 10 Dec 2007 17:24:36 +0800 Subject: [PATCH] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO

Re: [PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-16 Thread eric miao
[updated according to David's suggestion to handle the error of I2C transfer] From c9b78718488dadc702f40789bd532d1f1765d76e Mon Sep 17 00:00:00 2001 From: eric miao [EMAIL PROTECTED] Date: Mon, 10 Dec 2007 17:24:36 +0800 Subject: [PATCH] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO

[PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-14 Thread eric miao
>From b45be77acbf592b9c2085ed03ab5f16d780fa8c7 Mon Sep 17 00:00:00 2001 From: eric miao <[EMAIL PROTECTED]> Date: Mon, 10 Dec 2007 17:24:36 +0800 Subject: [PATCH] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander This patch adds the generic IRQ support for the PCA9539 on-chip

[PATCH 2.6.24-rc5-mm 2/3] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander

2007-12-14 Thread eric miao
From b45be77acbf592b9c2085ed03ab5f16d780fa8c7 Mon Sep 17 00:00:00 2001 From: eric miao [EMAIL PROTECTED] Date: Mon, 10 Dec 2007 17:24:36 +0800 Subject: [PATCH] gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander This patch adds the generic IRQ support for the PCA9539 on-chip GPIOs.