Merge branch 'fix/pcm-jiffies-check' into topic/pcm-jiffies-check
[linux-2.6] / include / linux / fs_uart_pd.h
1 /*
2  * Platform information definitions for the CPM Uart driver.
3  *
4  * 2006 (c) MontaVista Software, Inc.
5  * Vitaly Bordug <vbordug@ru.mvista.com>
6  *
7  * This file is licensed under the terms of the GNU General Public License
8  * version 2. This program is licensed "as is" without any warranty of any
9  * kind, whether express or implied.
10  */
11
12 #ifndef FS_UART_PD_H
13 #define FS_UART_PD_H
14
15 #include <asm/types.h>
16
17 enum fs_uart_id {
18         fsid_smc1_uart,
19         fsid_smc2_uart,
20         fsid_scc1_uart,
21         fsid_scc2_uart,
22         fsid_scc3_uart,
23         fsid_scc4_uart,
24         fs_uart_nr,
25 };
26
27 static inline int fs_uart_id_scc2fsid(int id)
28 {
29     return fsid_scc1_uart + id - 1;
30 }
31
32 static inline int fs_uart_id_fsid2scc(int id)
33 {
34     return id - fsid_scc1_uart + 1;
35 }
36
37 static inline int fs_uart_id_smc2fsid(int id)
38 {
39     return fsid_smc1_uart + id - 1;
40 }
41
42 static inline int fs_uart_id_fsid2smc(int id)
43 {
44     return id - fsid_smc1_uart + 1;
45 }
46
47 struct fs_uart_platform_info {
48         void(*init_ioports)(struct fs_uart_platform_info *);
49         /* device specific information */
50         int fs_no;              /* controller index */
51         char fs_type[4];        /* controller type  */
52         u32 uart_clk;
53         u8 tx_num_fifo;
54         u8 tx_buf_size;
55         u8 rx_num_fifo;
56         u8 rx_buf_size;
57         u8 brg;
58         u8 clk_rx;
59         u8 clk_tx;
60 };
61
62 static inline int fs_uart_get_id(struct fs_uart_platform_info *fpi)
63 {
64         if(strstr(fpi->fs_type, "SMC"))
65                 return fs_uart_id_smc2fsid(fpi->fs_no);
66         if(strstr(fpi->fs_type, "SCC"))
67                 return fs_uart_id_scc2fsid(fpi->fs_no);
68         return fpi->fs_no;
69 }
70
71 #endif