[U-Boot] [PATCH] odroid: fix g2d sclk rate

Joonyoung Shim jy0922.shim at samsung.com
Fri Jan 23 09:30:07 CET 2015


G2D core should be provided 200MHz clock rate.

Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>
---
 board/samsung/odroid/odroid.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/board/samsung/odroid/odroid.c b/board/samsung/odroid/odroid.c
index b7d2381..1554b9d 100644
--- a/board/samsung/odroid/odroid.c
+++ b/board/samsung/odroid/odroid.c
@@ -248,12 +248,12 @@ static void board_clock_init(void)
 	 * MOUTc2c = 800 Mhz
 	 * MOUTpwi = 108 MHz
 	 *
-	 * sclk_g2d_acp = MOUTg2d / (ratio + 1) = 400 (1)
+	 * sclk_g2d_acp = MOUTg2d / (ratio + 1) = 200 (3)
 	 * sclk_c2c = MOUTc2c / (ratio + 1) = 400 (1)
 	 * aclk_c2c = sclk_c2c / (ratio + 1) = 200 (1)
 	 * sclk_pwi = MOUTpwi / (ratio + 1) = 18 (5)
 	 */
-	set = G2D_ACP_RATIO(1) | C2C_RATIO(1) | PWI_RATIO(5) |
+	set = G2D_ACP_RATIO(3) | C2C_RATIO(1) | PWI_RATIO(5) |
 	      C2C_ACLK_RATIO(1) | DVSEM_RATIO(1) | DPM_RATIO(1);
 
 	clrsetbits_le32(&clk->div_dmc1, clr, set);
-- 
1.9.1



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