smart210下linux的一些问题

烧写的是光盘里linux的镜像，有几个问题：

1.Linux下无法调节音量，插上耳机后，调节音量无效，不过静音可用。

2.用友善的测试程序测试EEPROM，一直无法写入，不过可以读取。Android下读写都没问题。
[root@FriendlyARM /dev]# i2c -w
Open /dev/i2c/0 with 8bit mode
  Writing 0x00-0xff into 24C08

0000|  00 01 Error i2c_write_2b: No such device or address
Error at line 81: write error
        sysmsg: No such device or address
[root@FriendlyARM /dev]# i2c -r
Open /dev/i2c/0 with 8bit mode
  Reading 256 bytes from 0x0

0000|  00 4c 6f 6e 67 2c 20 6c   6f 6e 67 20 61 67 6f 20
0010|  74 68 65 72 65 20 6c 69   76 65 64 20 61 20 6b 69
0020|  6e 67 2e 20 48 65 20 6c   6f 76 65 64 20 68 6f 72
0030|  73 65 73 2e 20 4f 6e 65   20 64 61 79 20 68 65 20
0040|  61 73 6b 65 64 20 61 6e   20 61 72 74 69 73 74 20
0050|  74 6f 20 64 72 61 77 20   68 69 6d 20 61 20 62 65
0060|  61 75 74 69 66 75 6c 20   68 6f 72 73 65 2e 20 54
0070|  68 65 20 61 72 74 69 73   74 20 73 61 69 64 2e 2e
0080|  2e 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
0090|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
00a0|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
00b0|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
00c0|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
00d0|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
00e0|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00
00f0|  00 00 00 00 00 00 00 00   00 00 00 00 00 00 00 00

烧写Debian后，发现触摸屏不能用，有什么办法解决吗？