s3c-fb: CPUFREQ frequency scaling support
Add support for CPU frequency scaling in the S3C24XX video driver.
Signed-off-by: Simtec Linux Team <linux@simtec.co.uk>
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/s3c2410fb.h b/drivers/video/s3c2410fb.h
index 9a6ba3e..47a17bd 100644
--- a/drivers/video/s3c2410fb.h
+++ b/drivers/video/s3c2410fb.h
@@ -29,8 +29,13 @@
enum s3c_drv_type drv_type;
struct s3c2410fb_hw regs;
+ unsigned long clk_rate;
unsigned int palette_ready;
+#ifdef CONFIG_CPU_FREQ
+ struct notifier_block freq_transition;
+#endif
+
/* keep these registers in case we need to re-write palette */
u32 palette_buffer[256];
u32 pseudo_pal[16];