rk30sdk:reduce DDR frequency and enable auto self refresh when earlysuspend.
authorcym <cym@rock-chips.com>
Fri, 8 Jun 2012 07:12:59 +0000 (15:12 +0800)
committercym <cym@rock-chips.com>
Fri, 8 Jun 2012 07:12:59 +0000 (15:12 +0800)
commit425c1cef9769e72284dd355ea6614666e00e7d19
tree5e6d0adac813c8292930d3a9e900d94f3251ccdc
parentd6176267ebcf08baaf5909461e98409e67fd895c
rk30sdk:reduce DDR frequency and enable auto self refresh when earlysuspend.

select "Enable DDR frequency scaling" to enable this function,and when select
"Enable DDR frequency scaling" auto select "Sound DMA buffer in internal SRAM"
arch/arm/mach-rk30/Makefile
arch/arm/mach-rk30/ddr.c
arch/arm/mach-rk30/ddr_freq.c [new file with mode: 0644]
arch/arm/mach-rk30/include/mach/ddr.h
arch/arm/plat-rk/Kconfig