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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 |
72 |
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