diff options
Diffstat (limited to 'include/asm-arm/arch-ks8695/regs-uart.h')
-rw-r--r-- | include/asm-arm/arch-ks8695/regs-uart.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ks8695/regs-uart.h b/include/asm-arm/arch-ks8695/regs-uart.h new file mode 100644 index 000000000000..a27cb20502a3 --- /dev/null +++ b/include/asm-arm/arch-ks8695/regs-uart.h | |||
@@ -0,0 +1,92 @@ | |||
1 | /* | ||
2 | * linux/include/asm-arm/arch-ks8695/regs-uart.h | ||
3 | * | ||
4 | * Copyright (C) 2006 Ben Dooks <ben@simtec.co.uk> | ||
5 | * Copyright (C) 2006 Simtec Electronics | ||
6 | * | ||
7 | * KS8695 - UART register and bit definitions. | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | */ | ||
13 | |||
14 | #ifndef KS8695_UART_H | ||
15 | #define KS8695_UART_H | ||
16 | |||
17 | #define KS8695_UART_OFFSET (0xF0000 + 0xE000) | ||
18 | #define KS8695_UART_VA (KS8695_IO_VA + KS8695_UART_OFFSET) | ||
19 | #define KS8695_UART_PA (KS8695_IO_PA + KS8695_UART_OFFSET) | ||
20 | |||
21 | |||
22 | /* | ||
23 | * UART registers | ||
24 | */ | ||
25 | #define KS8695_URRB (0x00) /* Receive Buffer Register */ | ||
26 | #define KS8695_URTH (0x04) /* Transmit Holding Register */ | ||
27 | #define KS8695_URFC (0x08) /* FIFO Control Register */ | ||
28 | #define KS8695_URLC (0x0C) /* Line Control Register */ | ||
29 | #define KS8695_URMC (0x10) /* Modem Control Register */ | ||
30 | #define KS8695_URLS (0x14) /* Line Status Register */ | ||
31 | #define KS8695_URMS (0x18) /* Modem Status Register */ | ||
32 | #define KS8695_URBD (0x1C) /* Baud Rate Divisor Register */ | ||
33 | #define KS8695_USR (0x20) /* Status Register */ | ||
34 | |||
35 | |||
36 | /* FIFO Control Register */ | ||
37 | #define URFC_URFRT (3 << 6) /* Receive FIFO Trigger Level */ | ||
38 | #define URFC_URFRT_1 (0 << 6) | ||
39 | #define URFC_URFRT_4 (1 << 6) | ||
40 | #define URFC_URFRT_8 (2 << 6) | ||
41 | #define URFC_URFRT_14 (3 << 6) | ||
42 | #define URFC_URTFR (1 << 2) /* Transmit FIFO Reset */ | ||
43 | #define URFC_URRFR (1 << 1) /* Receive FIFO Reset */ | ||
44 | #define URFC_URFE (1 << 0) /* FIFO Enable */ | ||
45 | |||
46 | /* Line Control Register */ | ||
47 | #define URLC_URSBC (1 << 6) /* Set Break Condition */ | ||
48 | #define URLC_PARITY (7 << 3) /* Parity */ | ||
49 | #define URPE_NONE (0 << 3) | ||
50 | #define URPE_ODD (1 << 3) | ||
51 | #define URPE_EVEN (3 << 3) | ||
52 | #define URPE_MARK (5 << 3) | ||
53 | #define URPE_SPACE (7 << 3) | ||
54 | #define URLC_URSB (1 << 2) /* Stop Bits */ | ||
55 | #define URLC_URCL (3 << 0) /* Character Length */ | ||
56 | #define URCL_5 (0 << 0) | ||
57 | #define URCL_6 (1 << 0) | ||
58 | #define URCL_7 (2 << 0) | ||
59 | #define URCL_8 (3 << 0) | ||
60 | |||
61 | /* Modem Control Register */ | ||
62 | #define URMC_URLB (1 << 4) /* Loop-back mode */ | ||
63 | #define URMC_UROUT2 (1 << 3) /* OUT2 signal */ | ||
64 | #define URMC_UROUT1 (1 << 2) /* OUT1 signal */ | ||
65 | #define URMC_URRTS (1 << 1) /* Request to Send */ | ||
66 | #define URMC_URDTR (1 << 0) /* Data Terminal Ready */ | ||
67 | |||
68 | /* Line Status Register */ | ||
69 | #define URLS_URRFE (1 << 7) /* Receive FIFO Error */ | ||
70 | #define URLS_URTE (1 << 6) /* Transmit Empty */ | ||
71 | #define URLS_URTHRE (1 << 5) /* Transmit Holding Register Empty */ | ||
72 | #define URLS_URBI (1 << 4) /* Break Interrupt */ | ||
73 | #define URLS_URFE (1 << 3) /* Framing Error */ | ||
74 | #define URLS_URPE (1 << 2) /* Parity Error */ | ||
75 | #define URLS_URROE (1 << 1) /* Receive Overrun Error */ | ||
76 | #define URLS_URDR (1 << 0) /* Receive Data Ready */ | ||
77 | |||
78 | /* Modem Status Register */ | ||
79 | #define URMS_URDCD (1 << 7) /* Data Carrier Detect */ | ||
80 | #define URMS_URRI (1 << 6) /* Ring Indicator */ | ||
81 | #define URMS_URDSR (1 << 5) /* Data Set Ready */ | ||
82 | #define URMS_URCTS (1 << 4) /* Clear to Send */ | ||
83 | #define URMS_URDDCD (1 << 3) /* Delta Data Carrier Detect */ | ||
84 | #define URMS_URTERI (1 << 2) /* Trailing Edge Ring Indicator */ | ||
85 | #define URMS_URDDST (1 << 1) /* Delta Data Set Ready */ | ||
86 | #define URMS_URDCTS (1 << 0) /* Delta Clear to Send */ | ||
87 | |||
88 | /* Status Register */ | ||
89 | #define USR_UTI (1 << 0) /* Timeout Indication */ | ||
90 | |||
91 | |||
92 | #endif | ||