arch/m68k/include/asm/coldfire/pwm.h

   1 /*
   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  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef __ATA_H__
  11 #define __ATA_H__
  12
  13 /* Pulse Width Modulation (PWM) */
  14 typedef struct pwm_ctrl {
  15 #ifdef CONFIG_M5272
  16         u8 cr0;
  17         u8 res1[3];
  18         u8 cr1;
  19         u8 res2[3];
  20         u8 cr2;
  21         u8 res3[7];
  22         u8 pwr0;
  23         u8 res4[3];
  24         u8 pwr1;
  25         u8 res5[3];
  26         u8 pwr2;
  27         u8 res6[7];
  28 #else
  29         u8 en;                  /* 0x00 PWM Enable */
  30         u8 pol;                 /* 0x01 Polarity */
  31         u8 clk;                 /* 0x02 Clock Select */
  32         u8 prclk;               /* 0x03 Prescale Clock Select */
  33         u8 cae;                 /* 0x04 Center Align Enable */
  34         u8 ctl;                 /* 0x05 Control */
  35         u16 res1;               /* 0x06 - 0x07 */
  36         u8 scla;                /* 0x08 Scale A */
  37         u8 sclb;                /* 0x09 Scale B */
  38         u16 res2;               /* 0x0A - 0x0B */
  39 #ifdef CONFIG_M5275
  40         u8 cnt[4];              /* 0x0C Channel n Counter */
  41         u16 res3;               /* 0x10 - 0x11 */
  42         u8 per[4];              /* 0x14 Channel n Period */
  43         u16 res4;               /* 0x16 - 0x17 */
  44         u8 dty[4];              /* 0x18 Channel n Duty */
  45 #else
  46         u8 cnt[8];              /* 0x0C Channel n Counter */
  47         u8 per[8];              /* 0x14 Channel n Period */
  48         u8 dty[8];              /* 0x1C Channel n Duty */
  49         u8 sdn;                 /* 0x24 Shutdown */
  50         u8 res3[3];             /* 0x25 - 0x27 */
  51 #endif                          /* CONFIG_M5275 */
  52 #endif                          /* CONFIG_M5272 */
  53 } pwm_t;
  54
  55 #ifdef CONFIG_M5272
  56
  57 #define PWM_CR_EN                       (0x80)
  58 #define PWM_CR_FRC1                     (0x40)
  59 #define PWM_CR_LVL                      (0x20)
  60 #define PWM_CR_CLKSEL(x)                ((x) & 0x0F)
  61 #define PWM_CR_CLKSEL_MASK              (0xF0)
  62
  63 #else
  64
  65 #define PWM_EN_PWMEn(x)                 (1 << ((x) & 0x07))
  66 #define PWM_EN_PWMEn_MASK               (0xF0)
  67
  68 #define PWM_POL_PPOLn(x)                (1 << ((x) & 0x07))
  69 #define PWM_POL_PPOLn_MASK              (0xF0)
  70
  71 #define PWM_CLK_PCLKn(x)                (1 << ((x) & 0x07))
  72 #define PWM_CLK_PCLKn_MASK              (0xF0)
  73
  74 #define PWM_PRCLK_PCKB(x)               (((x) & 0x07) << 4)
  75 #define PWM_PRCLK_PCKB_MASK             (0x8F)
  76 #define PWM_PRCLK_PCKA(x)               ((x) & 0x07)
  77 #define PWM_PRCLK_PCKA_MASK             (0xF8)
  78
  79 #define PWM_CLK_PCLKn(x)                (1 << ((x) & 0x07))
  80 #define PWM_CLK_PCLKn_MASK              (0xF0)
  81
  82 #define PWM_CTL_CON67                   (0x80)
  83 #define PWM_CTL_CON45                   (0x40)
  84 #define PWM_CTL_CON23                   (0x20)
  85 #define PWM_CTL_CON01                   (0x10)
  86 #define PWM_CTL_PSWAR                   (0x08)
  87 #define PWM_CTL_PFRZ                    (0x04)
  88
  89 #define PWM_SDN_IF                      (0x80)
  90 #define PWM_SDN_IE                      (0x40)
  91 #define PWM_SDN_RESTART                 (0x20)
  92 #define PWM_SDN_LVL                     (0x10)
  93 #define PWM_SDN_PWM7IN                  (0x04)
  94 #define PWM_SDN_PWM7IL                  (0x02)
  95 #define PWM_SDN_SDNEN                   (0x01)
  96
  97 #endif                          /* CONFIG_M5272 */
  98
  99 #endif                          /* __ATA_H__ */