[PATCH 1/5] fix-kill-clocks-unused.patch

Andy Green andy at openmoko.com
Fri Aug 22 01:17:28 CEST 2008


We leave a lot of funny clocks up in things like camera unit.  This
pares it down to just what we use in Qi.

Signed-off-by: Andy Green <andy at openmoko.com>
---

 src/start.S |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/start.S b/src/start.S
index ef7ff2d..7e02ecf 100644
--- a/src/start.S
+++ b/src/start.S
@@ -116,9 +116,9 @@ start_code:
 	mov	r1, #CLKDIVN_val
 	str	r1, [r0]
 
-	/* enable uart */
+	/* enable only CPU peripheral block clocks we actually use */
 	ldr	r0, =0x4c00000c		/* clkcon */
-	ldr	r1, =0x7fff0		/* all clocks on */
+	ldr	r1, =0x3d10		/* uart, pwm, gpio, nand clocks on */
 	str	r1, [r0]
 
 	/* gpio UART2 init, H port */




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