am3715 linux ov3640支持

我这边用的psp是 PSP 04.02.00.07,Linux版本用的是TI的2.6.37

仿照mt9t111摄像头驱动写ov3640的驱动,ov3640电源和i2c操作都正常,能获取到sensor的id号

我遇到的问题是用saMmapLoopback测试,

log如下

Media: Opened Media Device
Enumerating media entities
[1]:OMAP3 ISP CCP2
[2]:OMAP3 ISP CCP2 input
[3]:OMAP3 ISP CSI2a
[4]:OMAP3 ISP CSI2a output
[5]:OMAP3 ISP CCDC
[6]:OMAP3 ISP CCDC output
[7]:OMAP3 ISP preview
[8]:OMAP3 ISP preview input
[9]:OMAP3 ISP preview output
[10]:OMAP3 ISP resizer
[11]:OMAP3 ISP resizer input
[12]:OMAP3 ISP resizer output
[13]:OMAP3 ISP AEWB
[14]:OMAP3 ISP AF
[15]:OMAP3 ISP histogram
[16]:OV3640 2-003c
[17]:tvp514x 2-005c
Total number of entities: 17
Enumerating links/pads for entities
pads for entity 1=(0 INPUT) (1 OUTPUT)
[1:1]===>[5:0] INACTIVE

pads for entity 2=(0 OUTPUT)
[2:0]===>[1:0] INACTIVE

pads for entity 3=(0 INPUT) (1 OUTPUT)
[3:1]===>[4:0] INACTIVE
[3:1]===>[5:0] INACTIVE

pads for entity 4=(0 INPUT)

pads for entity 5=(0 INPUT) (1 OUTPUT) (2 OUTPUT)
[5:1]===>[6:0] INACTIVE                                    (该处参考log应该是active的)
[5:2]===>[7:0] INACTIVE
[5:1]===>[10:0] INACTIVE
[5:2]===>[13:0] ACTIVE
[5:2]===>[14:0] ACTIVE
[5:2]===>[15:0] ACTIVE

pads for entity 6=(0 INPUT)

pads for entity 7=(0 INPUT) (1 OUTPUT)
[7:1]===>[9:0] INACTIVE
[7:1]===>[10:0] INACTIVE

pads for entity 8=(0 OUTPUT)
[8:0]===>[7:0] INACTIVE

pads for entity 9=(0 INPUT)

pads for entity 10=(0 INPUT) (1 OUTPUT)
[10:1]===>[12:0] INACTIVE

pads for entity 11=(0 OUTPUT)
[11:0]===>[10:0] INACTIVE

pads for entity 12=(0 INPUT)

pads for entity 13=(0 INPUT)

pads for entity 14=(0 INPUT)

pads for entity 15=(0 INPUT)

pads for entity 16=(0 OUTPUT)
[16:0]===>[5:0] INACTIVE

pads for entity 17=(0 OUTPUT)
[17:0]===>[5:0] INACTIVE

Enabling link [MT9T111]===>[ccdc]
failed to enable link between MT9T111 and ccdc ret =-1

请帮忙分析是哪里出了问题,我该如何添加ov3640到我的项目才能正常工作