include/fsl_lpuart.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright 2016 Freescale Semiconductor, Inc.
   4  *
   5  */
   6
   7 #if defined(CONFIG_ARCH_MX7ULP) || defined(CONFIG_ARCH_IMX8)
   8 struct lpuart_fsl_reg32 {
   9         u32 verid;
  10         u32 param;
  11         u32 global;
  12         u32 pincfg;
  13         u32 baud;
  14         u32 stat;
  15         u32 ctrl;
  16         u32 data;
  17         u32 match;
  18         u32 modir;
  19         u32 fifo;
  20         u32 water;
  21 };
  22 #else
  23 struct lpuart_fsl_reg32 {
  24         u32 baud;
  25         u32 stat;
  26         u32 ctrl;
  27         u32 data;
  28         u32 match;
  29         u32 modir;
  30         u32 fifo;
  31         u32 water;
  32 };
  33 #endif
  34
  35 struct lpuart_fsl {
  36         u8 ubdh;
  37         u8 ubdl;
  38         u8 uc1;
  39         u8 uc2;
  40         u8 us1;
  41         u8 us2;
  42         u8 uc3;
  43         u8 ud;
  44         u8 uma1;
  45         u8 uma2;
  46         u8 uc4;
  47         u8 uc5;
  48         u8 ued;
  49         u8 umodem;
  50         u8 uir;
  51         u8 reserved;
  52         u8 upfifo;
  53         u8 ucfifo;
  54         u8 usfifo;
  55         u8 utwfifo;
  56         u8 utcfifo;
  57         u8 urwfifo;
  58         u8 urcfifo;
  59         u8 rsvd[28];
  60 };
  61
  62 /* Used on i.MX7ULP */
  63 #define LPUART_BAUD_BOTHEDGE_MASK       (0x20000)
  64 #define LPUART_BAUD_OSR_MASK            (0x1F000000)
  65 #define LPUART_BAUD_OSR_SHIFT           (24)
  66 #define LPUART_BAUD_OSR(x)              ((((uint32_t)(x)) << 24) & 0x1F000000)
  67 #define LPUART_BAUD_SBR_MASK            (0x1FFF)
  68 #define LPUART_BAUD_SBR_SHIFT           (0U)
  69 #define LPUART_BAUD_SBR(x)              (((uint32_t)(x)) & 0x1FFF)
  70 #define LPUART_BAUD_M10_MASK            (0x20000000U)
  71 #define LPUART_BAUD_SBNS_MASK           (0x2000U)