[PATCH 01/20] OMAP2: Add funcs for writing SMS_ROT_* registers

From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
To: linux-fbdev-devel@lists.sourceforge.net
Cc: linux-omap@vger.kernel.org, Tomi Valkeinen <tomi.valkeinen@nokia.com>
Subject: [PATCH 01/20] OMAP2: Add funcs for writing SMS_ROT_* registers
Date: Fri,  7 Aug 2009 15:27:39 +0300	[thread overview]
Message-ID: <1249648078-7780-2-git-send-email-tomi.valkeinen@nokia.com> (raw)
In-Reply-To: <1249648078-7780-1-git-send-email-tomi.valkeinen@nokia.com>

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 |    8 +++++++-
 2 files changed, 23 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c
index 2045441..56f6dab 100644
--- a/arch/arm/mach-omap2/sdrc.c
+++ b/arch/arm/mach-omap2/sdrc.c
@@ -111,3 +111,19 @@ void __init omap2_sdrc_init(struct omap_sdrc_params *sp)
 		(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 adc7352..4199c19 100644
--- a/arch/arm/plat-omap/include/mach/sdrc.h
+++ b/arch/arm/plat-omap/include/mach/sdrc.h
@@ -75,7 +75,10 @@
 
 /* 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 */
 
 
@@ -104,6 +107,9 @@ struct omap_sdrc_params {
 
 void __init omap2_sdrc_init(struct omap_sdrc_params *sp);
 struct omap_sdrc_params *omap2_sdrc_get_params(unsigned long r);
+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
 
-- 
1.6.4

