fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-m68knommu / mcfpit.h
blobf570cf64fd29b0a2e02937d7686ad1c096ed7715
1 /****************************************************************************/
3 /*
4 * mcfpit.h -- ColdFire internal PIT timer support defines.
6 * (C) Copyright 2003, Greg Ungerer (gerg@snapgear.com)
7 */
9 /****************************************************************************/
10 #ifndef mcfpit_h
11 #define mcfpit_h
12 /****************************************************************************/
16 * Get address specific defines for the 5270/5271, 5280/5282, and 5208.
18 #if defined(CONFIG_M520x)
19 #define MCFPIT_BASE1 0x00080000 /* Base address of TIMER1 */
20 #define MCFPIT_BASE2 0x00084000 /* Base address of TIMER2 */
21 #else
22 #define MCFPIT_BASE1 0x00150000 /* Base address of TIMER1 */
23 #define MCFPIT_BASE2 0x00160000 /* Base address of TIMER2 */
24 #define MCFPIT_BASE3 0x00170000 /* Base address of TIMER3 */
25 #define MCFPIT_BASE4 0x00180000 /* Base address of TIMER4 */
26 #endif
29 * Define the PIT timer register set addresses.
31 #define MCFPIT_PCSR 0x0 /* PIT control register */
32 #define MCFPIT_PMR 0x2 /* PIT modulus register */
33 #define MCFPIT_PCNTR 0x4 /* PIT count register */
36 * Bit definitions for the PIT Control and Status register.
38 #define MCFPIT_PCSR_CLK1 0x0000 /* System clock divisor */
39 #define MCFPIT_PCSR_CLK2 0x0100 /* System clock divisor */
40 #define MCFPIT_PCSR_CLK4 0x0200 /* System clock divisor */
41 #define MCFPIT_PCSR_CLK8 0x0300 /* System clock divisor */
42 #define MCFPIT_PCSR_CLK16 0x0400 /* System clock divisor */
43 #define MCFPIT_PCSR_CLK32 0x0500 /* System clock divisor */
44 #define MCFPIT_PCSR_CLK64 0x0600 /* System clock divisor */
45 #define MCFPIT_PCSR_CLK128 0x0700 /* System clock divisor */
46 #define MCFPIT_PCSR_CLK256 0x0800 /* System clock divisor */
47 #define MCFPIT_PCSR_CLK512 0x0900 /* System clock divisor */
48 #define MCFPIT_PCSR_CLK1024 0x0a00 /* System clock divisor */
49 #define MCFPIT_PCSR_CLK2048 0x0b00 /* System clock divisor */
50 #define MCFPIT_PCSR_CLK4096 0x0c00 /* System clock divisor */
51 #define MCFPIT_PCSR_CLK8192 0x0d00 /* System clock divisor */
52 #define MCFPIT_PCSR_CLK16384 0x0e00 /* System clock divisor */
53 #define MCFPIT_PCSR_CLK32768 0x0f00 /* System clock divisor */
54 #define MCFPIT_PCSR_DOZE 0x0040 /* Clock run in doze mode */
55 #define MCFPIT_PCSR_HALTED 0x0020 /* Clock run in halt mode */
56 #define MCFPIT_PCSR_OVW 0x0010 /* Overwrite PIT counter now */
57 #define MCFPIT_PCSR_PIE 0x0008 /* Enable PIT interrupt */
58 #define MCFPIT_PCSR_PIF 0x0004 /* PIT interrupt flag */
59 #define MCFPIT_PCSR_RLD 0x0002 /* Reload counter */
60 #define MCFPIT_PCSR_EN 0x0001 /* Enable PIT */
61 #define MCFPIT_PCSR_DISABLE 0x0000 /* Disable PIT */
63 /****************************************************************************/
64 #endif /* mcfpit_h */