>From 346441c2b0ba1fbcc14b3e0a799919ee9b831d07 Mon Sep 17 00:00:00 2001
From: Sergio Aguirre <saaguirre@xxxxxx>
Date: Tue, 6 Jan 2009 14:17:34 -0600
Subject: [PATCH] MT9P012: QVGA 30fps issue fix
This patch will avoid the black band seen during the
QVGA 30 fps streaming and also improves the image
quality
Signed-off-by: Sergio Aguirre <saaguirre@xxxxxx>
---
drivers/media/video/mt9p012.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/media/video/mt9p012.c b/drivers/media/video/mt9p012.c
index 7633086..8765eb0 100755
--- a/drivers/media/video/mt9p012.c
+++ b/drivers/media/video/mt9p012.c
@@ -706,11 +706,11 @@ unsigned char enter_video_648_30fps_buf[][6] = {
/* hold */
{I2C_REG_GROUPED_PAR_HOLD, 0x00, 0x01, 0x00, 0x00},
{I2C_REG_VT_PIX_CLK_DIV, 0x00, 0x05, 0x00, 0x00},
- {I2C_REG_VT_SYS_CLK_DIV, 0x00, 0x02, 0x00, 0x00},
- {I2C_REG_PRE_PLL_CLK_DIV, 0x00, 0x03, 0x00, 0x00},
+ {I2C_REG_VT_SYS_CLK_DIV, 0x00, 0x01, 0x00, 0x00},
+ {I2C_REG_PRE_PLL_CLK_DIV, 0x00, 0x06, 0x00, 0x00},
{I2C_REG_PLL_MULTIPLIER, 0x00, 0xc0, 0x00, 0x00},
{I2C_REG_OP_PIX_CLK_DIV, 0x00, 0x0a, 0x00, 0x00},
- {I2C_REG_OP_SYS_CLK_DIV, 0x00, 0x02, 0x00, 0x00},
+ {I2C_REG_OP_SYS_CLK_DIV, 0x00, 0x01, 0x00, 0x00},
{I2C_REG_RESERVED_MFR_3064, 0x08, 0x05, 0x00, 0x00},
{I2C_REG_X_OUTPUT_SIZE, I2C_VIDEO_WIDTH_4X_BINN},
{I2C_REG_Y_OUTPUT_SIZE, I2C_VIDEO_HEIGHT_4X_BINN},
@@ -1168,7 +1168,7 @@ static struct mt9p012_pll_settings all_pll_settings[] = {
.fine_int_tm = 1794, .frame_lines = 574, .line_len = 2712,
.min_pll = 92, .max_pll = 128},
/* PLL_648_30FPS */
- {.vt_pix_clk_div = 5, .vt_sys_clk_div = 2, .pre_pll_div = 3,
+ {.vt_pix_clk_div = 5, .vt_sys_clk_div = 1, .pre_pll_div = 6,
.fine_int_tm = 1794, .frame_lines = 1374, .line_len = 3712,
.min_pll = 96, .max_pll = 192},
/* PLL_216_15FPS */
--
1.5.6.5
--
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