From: Tomasz Figa Date: Tue, 23 Aug 2011 02:33:08 +0000 (+0900) Subject: ARM: S3C64XX: Save/restore S3C64XX_SDMA_SEL on suspend/resume X-Git-Tag: firefly_0821_release~3680^2~4184^2~13^2~26^2~3 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=348276f4a37ab98559c8c63cbe2a122b7ff65421;p=firefly-linux-kernel-4.4.55.git ARM: S3C64XX: Save/restore S3C64XX_SDMA_SEL on suspend/resume This patch makes sure that S3C64XX_SDMA_SEL register is preserved during sleep mode, as it is critical for DMA operation and the DMA driver alone does not provide any power management facilities. Signed-off-by: Tomasz Figa Signed-off-by: Kukjin Kim --- diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c index 055e2858b0dd..72e3ab2ac088 100644 --- a/arch/arm/mach-s3c64xx/pm.c +++ b/arch/arm/mach-s3c64xx/pm.c @@ -85,6 +85,8 @@ static struct sleep_save misc_save[] = { SAVE_ITEM(S3C64XX_MEM0CONSLP0), SAVE_ITEM(S3C64XX_MEM0CONSLP1), SAVE_ITEM(S3C64XX_MEM1CONSLP), + + SAVE_ITEM(S3C64XX_SDMA_SEL), }; void s3c_pm_configure_extint(void)