sh: enable deferred io LCDC on Migo-R
Enable LCDC deferred io on Migo-R using 1s delay.
As with other deferred io frame buffers user space code should
use fsync() on the frame buffer device to trigger an update.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index 3e37fb2..cc1408119 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -262,6 +262,8 @@
.sys_bus_cfg = {
.ldmt2r = 0x06000a09,
.ldmt3r = 0x180e3418,
+ /* set 1s delay to encourage fsync() */
+ .deferred_io_msec = 1000,
},
}
#endif