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authorTomi Valkeinen <tomi.valkeinen@nokia.com>2009-08-07 11:26:12 +0300
committerTomi Valkeinen <tomi.valkeinen@nokia.com>2009-12-09 11:44:32 +0200
commitb90f8e7296c39a13225fb0c0dfde1922fcf47ba7 (patch)
treeb0ae2839deb5f6a0a5d19400eb65c4256a22970a
parent2b876f95d03e226394b5d360c86127cbefaf614b (diff)
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>
-rw-r--r--arch/arm/mach-omap2/sdrc.c16
-rw-r--r--arch/arm/plat-omap/include/plat/sdrc.h9
2 files changed, 24 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c
index 9a592199321..cbfbd142e94 100644
--- a/arch/arm/mach-omap2/sdrc.c
+++ b/arch/arm/mach-omap2/sdrc.c
@@ -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));
+}
+
diff --git a/arch/arm/plat-omap/include/plat/sdrc.h b/arch/arm/plat-omap/include/plat/sdrc.h
index f704030d2a7..7b76f50564b 100644
--- a/arch/arm/plat-omap/include/plat/sdrc.h
+++ b/arch/arm/plat-omap/include/plat/sdrc.h
@@ -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 {