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Subject[PATCH 01/18] OMAP2: Add funcs for writing SMS_ROT_* registers
Date
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>
---
arch/arm/mach-omap2/sdrc.c | 16 ++++++++++++++++
arch/arm/plat-omap/include/mach/sdrc.h | 9 ++++++++-
2 files changed, 24 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c
index 9e3bd4f..6a5a2c5 100644
--- a/arch/arm/mach-omap2/sdrc.c
+++ b/arch/arm/mach-omap2/sdrc.c
@@ -133,3 +133,19 @@ void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
(1 << SDRC_POWER_PAGEPOLICY_SHIFT);
sdrc_write_reg(l, SDRC_POWER);
}
+
+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/mach/sdrc.h b/arch/arm/plat-omap/include/mach/sdrc.h
index 0be18e4..6438f0f 100644
--- a/arch/arm/plat-omap/include/mach/sdrc.h
+++ b/arch/arm/plat-omap/include/mach/sdrc.h
@@ -79,7 +79,10 @@

/* 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 */


@@ -112,6 +115,10 @@ int omap2_sdrc_get_params(unsigned long r,
struct omap_sdrc_params **sdrc_cs0,
struct omap_sdrc_params **sdrc_cs1);

+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 {
--
1.6.4


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