lkml.org 
[lkml]   [2012]   [Feb]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH 1/2] gpio: enable SUS_GPIO[3:0] resume powered gpio, explicitly on Intel SCH.
Resume powered gpio pins SUS_GPIO[3:0] on Intel SCH may be
disabled by BIOS setting, need to enable them explicitly.

Signed-off-by: Denis Turischev <denis@compulab.co.il>
---
drivers/gpio/gpio-sch.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-sch.c b/drivers/gpio/gpio-sch.c
index 8cadf4d..f287016 100644
--- a/drivers/gpio/gpio-sch.c
+++ b/drivers/gpio/gpio-sch.c
@@ -218,10 +218,9 @@ static int __devinit sch_gpio_probe(struct platform_device *pdev)
*/
outb(0x3, gpio_ba + CGEN + 1);
/*
- * SUS_GPIO[2:0] enabled by default
- * Enable SUS_GPIO3 resume powered gpio explicitly
+ * Enable SUS_GPIO[3:0] resume powered gpio explicitly
*/
- outb(0x8, gpio_ba + RGEN);
+ outb(0xF, gpio_ba + RGEN);
break;

case PCI_DEVICE_ID_INTEL_ITC_LPC:
--
1.7.5.4


\
 
 \ /
  Last update: 2012-02-12 17:45    [W:0.036 / U:1.576 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site