1 //#include <device/smbus_def.h>
3 #define SMBUS_WAIT_UNTIL_READY_TIMEOUT -2
4 #define SMBUS_WAIT_UNTIL_DONE_TIMEOUT -3
8 #define SMB_CTRL_STS 0x02
11 #define SMB_CTRL2 0x05
12 #define SMB_CTRL3 0x06
14 #define SMB_STS_SLVSTP (0x01 << 7)
15 #define SMB_STS_SDAST (0x01 << 6)
16 #define SMB_STS_BER (0x01 << 5)
17 #define SMB_STS_NEGACK (0x01 << 4)
18 #define SMB_STS_STASTR (0x01 << 3)
19 #define SMB_STS_NMATCH (0x01 << 2)
20 #define SMB_STS_MASTER (0x01 << 1)
21 #define SMB_STS_XMIT (0x01 << 0)
23 #define SMB_CSTS_TGSCL (0x01 << 5)
24 #define SMB_CSTS_TSDA (0x01 << 4)
25 #define SMB_CSTS_GCMTCH (0x01 << 3)
26 #define SMB_CSTS_MATCH (0x01 << 2)
27 #define SMB_CSTS_BB (0x01 << 1)
28 #define SMB_CSTS_BUSY (0x01 << 0)
30 #define SMB_CTRL1_STASTRE (0x01 << 7)
31 #define SMB_CTRL1_NMINTE (0x01 << 6)
32 #define SMB_CTRL1_GCMEN (0x01 << 5)
33 #define SMB_CTRL1_ACK (0x01 << 4)
34 #define SMB_CTRL1_RSVD (0x01 << 3)
35 #define SMB_CTRL1_INTEN (0x01 << 2)
36 #define SMB_CTRL1_STOP (0x01 << 1)
37 #define SMB_CTRL1_START (0x01 << 0)
39 #define SMB_ADD_SAEN (0x01 << 7)
41 #define SMB_CTRL2_ENABLE 0x01
43 #define SMBUS_TIMEOUT (100*1000*10)
44 #define SMBUS_STATUS_MASK 0xfbff
46 #define SMBUS_IO_BASE 0x6000