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OMAP2: Add funcs for writing SMS_ROT_* registers 

SMS_ROT_* registers are used by VRFB rotation engine.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Tomi Valkeinen 2009-08-07 11:26:12 +03:00
parent 2b876f95d0
commit b90f8e7296
2 changed files with 24 additions and 1 deletions
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16
arch/arm/mach-omap2/sdrc.c
View File

@ -160,3 +160,19 @@ void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
sdrc_write_reg(l, SDRC_POWER);
omap2_sms_save_context();
}
void omap2_sms_write_rot_control(u32 val, unsigned ctx)
{
sms_write_reg(val, SMS_ROT_CONTROL(ctx));
}
void omap2_sms_write_rot_size(u32 val, unsigned ctx)
{
sms_write_reg(val, SMS_ROT_SIZE(ctx));
}
void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx)
{
sms_write_reg(val, SMS_ROT_PHYSICAL_BA(ctx));
}

9
arch/arm/plat-omap/include/plat/sdrc.h
View File

@ -94,7 +94,10 @@
/* SMS register offsets - read/write with sms_{read,write}_reg() */
#define SMS_SYSCONFIG 0x010
#define SMS_SYSCONFIG 0x010
#define SMS_ROT_CONTROL(context) (0x180 + 0x10 * context)
#define SMS_ROT_SIZE(context) (0x184 + 0x10 * context)
#define SMS_ROT_PHYSICAL_BA(context) (0x188 + 0x10 * context)
/* REVISIT: fill in other SMS registers here */
@ -129,6 +132,10 @@ int omap2_sdrc_get_params(unsigned long r,
void omap2_sms_save_context(void);
void omap2_sms_restore_context(void);
void omap2_sms_write_rot_control(u32 val, unsigned ctx);
void omap2_sms_write_rot_size(u32 val, unsigned ctx);
void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx);
#ifdef CONFIG_ARCH_OMAP2
struct memory_timings {