From: Hiroshi DOYU Date: Mon, 25 Sep 2006 09:41:46 +0000 (+0300) Subject: ARM: OMAP: GPIO: IRQSTATUS2 workaround for retention state X-Git-Tag: v2.6.19-rc1~885^2~18^2~7 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bee7930f4aa501de4e3c793640c3af31fd3867e2;p=pandora-kernel.git ARM: OMAP: GPIO: IRQSTATUS2 workaround for retention state In OMAP2420, an incoming GPIO interrupt always sets both GPIO_IRQSTATUS1 and GPIO_IRQSTATUS2, even if the relevant bit is disabled in GPIO_IRQENABLE1/2 and DSP doesn't use GPIO at all. GPIO_IRQSTATUS1 is for MPU and GPIO_IRQSTATUS2 is for DSP. If IRQSTATUS is set, this will prevent the system from going to idle state. This patch also clears IRQSTATUS2 to avoid the above situation. Signed-off-by: Hiroshi DOYU Signed-off-by: Juha Yrjola Signed-off-by: Tony Lindgren --- Reading git-diff-tree failed