diff options
Diffstat (limited to 'arch/arm/mach-omap2/include/mach/serial.h')
-rw-r--r-- | arch/arm/mach-omap2/include/mach/serial.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/include/mach/serial.h b/arch/arm/mach-omap2/include/mach/serial.h new file mode 100644 index 000000000000..70eda00db7a4 --- /dev/null +++ b/arch/arm/mach-omap2/include/mach/serial.h | |||
@@ -0,0 +1,103 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2009 Texas Instruments | ||
3 | * Added OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com> | ||
4 | * | ||
5 | * This program is distributed in the hope that it will be useful, | ||
6 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
7 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
8 | * GNU General Public License for more details. | ||
9 | */ | ||
10 | |||
11 | /* | ||
12 | * Memory entry used for the DEBUG_LL UART configuration, relative to | ||
13 | * start of RAM. See also uncompress.h and debug-macro.S. | ||
14 | * | ||
15 | * Note that using a memory location for storing the UART configuration | ||
16 | * has at least two limitations: | ||
17 | * | ||
18 | * 1. Kernel uncompress code cannot overlap OMAP_UART_INFO as the | ||
19 | * uncompress code could then partially overwrite itself | ||
20 | * 2. We assume printascii is called at least once before paging_init, | ||
21 | * and addruart has a chance to read OMAP_UART_INFO | ||
22 | */ | ||
23 | #define OMAP_UART_INFO_OFS 0x3ffc | ||
24 | |||
25 | /* OMAP2 serial ports */ | ||
26 | #define OMAP2_UART1_BASE 0x4806a000 | ||
27 | #define OMAP2_UART2_BASE 0x4806c000 | ||
28 | #define OMAP2_UART3_BASE 0x4806e000 | ||
29 | |||
30 | /* OMAP3 serial ports */ | ||
31 | #define OMAP3_UART1_BASE OMAP2_UART1_BASE | ||
32 | #define OMAP3_UART2_BASE OMAP2_UART2_BASE | ||
33 | #define OMAP3_UART3_BASE 0x49020000 | ||
34 | #define OMAP3_UART4_BASE 0x49042000 /* Only on 36xx */ | ||
35 | #define OMAP3_UART4_AM35XX_BASE 0x4809E000 /* Only on AM35xx */ | ||
36 | |||
37 | /* OMAP4 serial ports */ | ||
38 | #define OMAP4_UART1_BASE OMAP2_UART1_BASE | ||
39 | #define OMAP4_UART2_BASE OMAP2_UART2_BASE | ||
40 | #define OMAP4_UART3_BASE 0x48020000 | ||
41 | #define OMAP4_UART4_BASE 0x4806e000 | ||
42 | |||
43 | /* TI81XX serial ports */ | ||
44 | #define TI81XX_UART1_BASE 0x48020000 | ||
45 | #define TI81XX_UART2_BASE 0x48022000 | ||
46 | #define TI81XX_UART3_BASE 0x48024000 | ||
47 | |||
48 | /* AM3505/3517 UART4 */ | ||
49 | #define AM35XX_UART4_BASE 0x4809E000 /* Only on AM3505/3517 */ | ||
50 | |||
51 | /* AM33XX serial port */ | ||
52 | #define AM33XX_UART1_BASE 0x44E09000 | ||
53 | |||
54 | /* OMAP5 serial ports */ | ||
55 | #define OMAP5_UART1_BASE OMAP2_UART1_BASE | ||
56 | #define OMAP5_UART2_BASE OMAP2_UART2_BASE | ||
57 | #define OMAP5_UART3_BASE OMAP4_UART3_BASE | ||
58 | #define OMAP5_UART4_BASE OMAP4_UART4_BASE | ||
59 | #define OMAP5_UART5_BASE 0x48066000 | ||
60 | #define OMAP5_UART6_BASE 0x48068000 | ||
61 | |||
62 | /* External port on Zoom2/3 */ | ||
63 | #define ZOOM_UART_BASE 0x10000000 | ||
64 | #define ZOOM_UART_VIRT 0xfa400000 | ||
65 | |||
66 | #define OMAP_PORT_SHIFT 2 | ||
67 | #define ZOOM_PORT_SHIFT 1 | ||
68 | |||
69 | #define OMAP24XX_BASE_BAUD (48000000/16) | ||
70 | |||
71 | /* | ||
72 | * DEBUG_LL port encoding stored into the UART1 scratchpad register by | ||
73 | * decomp_setup in uncompress.h | ||
74 | */ | ||
75 | #define OMAP2UART1 21 | ||
76 | #define OMAP2UART2 22 | ||
77 | #define OMAP2UART3 23 | ||
78 | #define OMAP3UART1 OMAP2UART1 | ||
79 | #define OMAP3UART2 OMAP2UART2 | ||
80 | #define OMAP3UART3 33 | ||
81 | #define OMAP3UART4 34 /* Only on 36xx */ | ||
82 | #define OMAP4UART1 OMAP2UART1 | ||
83 | #define OMAP4UART2 OMAP2UART2 | ||
84 | #define OMAP4UART3 43 | ||
85 | #define OMAP4UART4 44 | ||
86 | #define TI81XXUART1 81 | ||
87 | #define TI81XXUART2 82 | ||
88 | #define TI81XXUART3 83 | ||
89 | #define AM33XXUART1 84 | ||
90 | #define OMAP5UART3 OMAP4UART3 | ||
91 | #define OMAP5UART4 OMAP4UART4 | ||
92 | #define ZOOM_UART 95 /* Only on zoom2/3 */ | ||
93 | |||
94 | #ifndef __ASSEMBLER__ | ||
95 | |||
96 | struct omap_board_data; | ||
97 | struct omap_uart_port_info; | ||
98 | |||
99 | extern void omap_serial_init(void); | ||
100 | extern void omap_serial_board_init(struct omap_uart_port_info *platform_data); | ||
101 | extern void omap_serial_init_port(struct omap_board_data *bdata, | ||
102 | struct omap_uart_port_info *platform_data); | ||
103 | #endif | ||