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TsiChung Liew012522f2008-10-21 10:03:07 +00001/*
2 * Pulse Width Modulation Memory Map
3 *
4 * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 */
25
26#ifndef __ATA_H__
27#define __ATA_H__
28
29/* Pulse Width Modulation (PWM) */
30typedef struct pwm_ctrl {
31#ifdef CONFIG_M5272
32 u8 cr0;
33 u8 res1[3];
34 u8 cr1;
35 u8 res2[3];
36 u8 cr2;
37 u8 res3[7];
38 u8 pwr0;
39 u8 res4[3];
40 u8 pwr1;
41 u8 res5[3];
42 u8 pwr2;
43 u8 res6[7];
44#else
45 u8 en; /* 0x00 PWM Enable */
46 u8 pol; /* 0x01 Polarity */
47 u8 clk; /* 0x02 Clock Select */
48 u8 prclk; /* 0x03 Prescale Clock Select */
49 u8 cae; /* 0x04 Center Align Enable */
50 u8 ctl; /* 0x05 Control */
51 u16 res1; /* 0x06 - 0x07 */
52 u8 scla; /* 0x08 Scale A */
53 u8 sclb; /* 0x09 Scale B */
54 u16 res2; /* 0x0A - 0x0B */
55#ifdef CONFIG_M5275
56 u8 cnt[4]; /* 0x0C Channel n Counter */
57 u16 res3; /* 0x10 - 0x11 */
58 u8 per[4]; /* 0x14 Channel n Period */
59 u16 res4; /* 0x16 - 0x17 */
60 u8 dty[4]; /* 0x18 Channel n Duty */
61#else
62 u8 cnt[8]; /* 0x0C Channel n Counter */
63 u8 per[8]; /* 0x14 Channel n Period */
64 u8 dty[8]; /* 0x1C Channel n Duty */
65 u8 sdn; /* 0x24 Shutdown */
66 u8 res3[3]; /* 0x25 - 0x27 */
67#endif /* CONFIG_M5275 */
68#endif /* CONFIG_M5272 */
69} pwm_t;
70
71#ifdef CONFIG_M5272
72
73#define PWM_CR_EN (0x80)
74#define PWM_CR_FRC1 (0x40)
75#define PWM_CR_LVL (0x20)
76#define PWM_CR_CLKSEL(x) ((x) & 0x0F)
77#define PWM_CR_CLKSEL_MASK (0xF0)
78
79#else
80
81#define PWM_EN_PWMEn(x) (1 << ((x) & 0x07))
82#define PWM_EN_PWMEn_MASK (0xF0)
83
84#define PWM_POL_PPOLn(x) (1 << ((x) & 0x07))
85#define PWM_POL_PPOLn_MASK (0xF0)
86
87#define PWM_CLK_PCLKn(x) (1 << ((x) & 0x07))
88#define PWM_CLK_PCLKn_MASK (0xF0)
89
90#define PWM_PRCLK_PCKB(x) (((x) & 0x07) << 4)
91#define PWM_PRCLK_PCKB_MASK (0x8F)
92#define PWM_PRCLK_PCKA(x) ((x) & 0x07)
93#define PWM_PRCLK_PCKA_MASK (0xF8)
94
95#define PWM_CLK_PCLKn(x) (1 << ((x) & 0x07))
96#define PWM_CLK_PCLKn_MASK (0xF0)
97
98#define PWM_CTL_CON67 (0x80)
99#define PWM_CTL_CON45 (0x40)
100#define PWM_CTL_CON23 (0x20)
101#define PWM_CTL_CON01 (0x10)
102#define PWM_CTL_PSWAR (0x08)
103#define PWM_CTL_PFRZ (0x04)
104
105#define PWM_SDN_IF (0x80)
106#define PWM_SDN_IE (0x40)
107#define PWM_SDN_RESTART (0x20)
108#define PWM_SDN_LVL (0x10)
109#define PWM_SDN_PWM7IN (0x04)
110#define PWM_SDN_PWM7IL (0x02)
111#define PWM_SDN_SDNEN (0x01)
112
113#endif /* CONFIG_M5272 */
114
115#endif /* __ATA_H__ */