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omap3: make SDRC SHARING setting configurable

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Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
This commit is contained in:
Albert ARIBAUD \(3ADEV\) 2015-01-16 09:09:48 +01:00 committed by Tom Rini
parent 168f594765
commit 03843da5d5
2 changed files with 6 additions and 1 deletions
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6
arch/arm/cpu/armv7/omap3/sdrc.c
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@ -135,6 +135,9 @@ void do_sdrc_init(u32 cs, u32 early)
sdrc_actim_base0 = (struct sdrc_actim *)SDRC_ACTIM_CTRL0_BASE;
sdrc_actim_base1 = (struct sdrc_actim *)SDRC_ACTIM_CTRL1_BASE;
/* set some default timings */
timings.sharing = SDRC_SHARING;
/*
* When called in the early context this may be SPL and we will
* need to set all of the timings. This ends up being board
@ -145,6 +148,7 @@ void do_sdrc_init(u32 cs, u32 early)
* setup CS1.
*/
#ifdef CONFIG_SPL_BUILD
/* set/modify board-specific timings */
get_board_mem_timings(&timings);
#endif
if (early) {
@ -155,7 +159,7 @@ void do_sdrc_init(u32 cs, u32 early)
writel(0, &sdrc_base->sysconfig);
/* setup sdrc to ball mux */
writel(SDRC_SHARING, &sdrc_base->sharing);
writel(timings.sharing, &sdrc_base->sharing);
/* Disable Power Down of CKE because of 1 CKE on combo part */
writel(WAKEUPPROC | SRFRONRESET | PAGEPOLICY_HIGH,

1
arch/arm/include/asm/arch-omap3/sys_proto.h
View File

@ -23,6 +23,7 @@ struct emu_hal_params {
/* Board SDRC timing values */
struct board_sdrc_timings {
u32 sharing;
u32 mcfg;
u32 ctrla;
u32 ctrlb;