2 * MCF5227x Internal Memory Map
4 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
7 * See file CREDITS for list of people who contributed to this
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.
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.
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,
29 /*********************************************************************
30 * DMA Serial Peripheral Interface (DSPI)
31 *********************************************************************/
60 /* Bit definitions and macros for DMCR */
61 #define DSPI_DMCR_HALT (0x00000001)
62 #define DSPI_DMCR_SMPL_PT(x) (((x)&0x00000003)<<8)
63 #define DSPI_DMCR_CRXF (0x00000400)
64 #define DSPI_DMCR_CTXF (0x00000800)
65 #define DSPI_DMCR_DRXF (0x00001000)
66 #define DSPI_DMCR_DTXF (0x00002000)
67 #define DSPI_DMCR_MDIS (0x00004000)
68 #define DSPI_DMCR_CSIS0 (0x00010000)
69 #define DSPI_DMCR_CSIS1 (0x00020000)
70 #define DSPI_DMCR_CSIS2 (0x00040000)
71 #define DSPI_DMCR_CSIS3 (0x00080000)
72 #define DSPI_DMCR_CSIS4 (0x00100000)
73 #define DSPI_DMCR_CSIS5 (0x00200000)
74 #define DSPI_DMCR_CSIS6 (0x00400000)
75 #define DSPI_DMCR_CSIS7 (0x00800000)
76 #define DSPI_DMCR_ROOE (0x01000000)
77 #define DSPI_DMCR_PCSSE (0x02000000)
78 #define DSPI_DMCR_MTFE (0x04000000)
79 #define DSPI_DMCR_FRZ (0x08000000)
80 #define DSPI_DMCR_DCONF(x) (((x)&0x00000003)<<28)
81 #define DSPI_DMCR_CSCK (0x40000000)
82 #define DSPI_DMCR_MSTR (0x80000000)
84 /* Bit definitions and macros for DTCR */
85 #define DSPI_DTCR_SPI_TCNT(x) (((x)&0x0000FFFF)<<16)
87 /* Bit definitions and macros for DCTAR group */
88 #define DSPI_DCTAR_BR(x) (((x)&0x0000000F))
89 #define DSPI_DCTAR_DT(x) (((x)&0x0000000F)<<4)
90 #define DSPI_DCTAR_ASC(x) (((x)&0x0000000F)<<8)
91 #define DSPI_DCTAR_CSSCK(x) (((x)&0x0000000F)<<12)
92 #define DSPI_DCTAR_PBR(x) (((x)&0x00000003)<<16)
93 #define DSPI_DCTAR_PDT(x) (((x)&0x00000003)<<18)
94 #define DSPI_DCTAR_PASC(x) (((x)&0x00000003)<<20)
95 #define DSPI_DCTAR_PCSSCK(x) (((x)&0x00000003)<<22)
96 #define DSPI_DCTAR_LSBFE (0x01000000)
97 #define DSPI_DCTAR_CPHA (0x02000000)
98 #define DSPI_DCTAR_CPOL (0x04000000)
99 #define DSPI_DCTAR_TRSZ(x) (((x)&0x0000000F)<<27)
100 #define DSPI_DCTAR_DBR (0x80000000)
101 #define DSPI_DCTAR_PCSSCK_1CLK (0x00000000)
102 #define DSPI_DCTAR_PCSSCK_3CLK (0x00400000)
103 #define DSPI_DCTAR_PCSSCK_5CLK (0x00800000)
104 #define DSPI_DCTAR_PCSSCK_7CLK (0x00A00000)
105 #define DSPI_DCTAR_PASC_1CLK (0x00000000)
106 #define DSPI_DCTAR_PASC_3CLK (0x00100000)
107 #define DSPI_DCTAR_PASC_5CLK (0x00200000)
108 #define DSPI_DCTAR_PASC_7CLK (0x00300000)
109 #define DSPI_DCTAR_PDT_1CLK (0x00000000)
110 #define DSPI_DCTAR_PDT_3CLK (0x00040000)
111 #define DSPI_DCTAR_PDT_5CLK (0x00080000)
112 #define DSPI_DCTAR_PDT_7CLK (0x000A0000)
113 #define DSPI_DCTAR_PBR_1CLK (0x00000000)
114 #define DSPI_DCTAR_PBR_3CLK (0x00010000)
115 #define DSPI_DCTAR_PBR_5CLK (0x00020000)
116 #define DSPI_DCTAR_PBR_7CLK (0x00030000)
118 /* Bit definitions and macros for DSR */
119 #define DSPI_DSR_RXPTR(x) (((x)&0x0000000F))
120 #define DSPI_DSR_RXCTR(x) (((x)&0x0000000F)<<4)
121 #define DSPI_DSR_TXPTR(x) (((x)&0x0000000F)<<8)
122 #define DSPI_DSR_TXCTR(x) (((x)&0x0000000F)<<12)
123 #define DSPI_DSR_RFDF (0x00020000)
124 #define DSPI_DSR_RFOF (0x00080000)
125 #define DSPI_DSR_TFFF (0x02000000)
126 #define DSPI_DSR_TFUF (0x08000000)
127 #define DSPI_DSR_EOQF (0x10000000)
128 #define DSPI_DSR_TXRXS (0x40000000)
129 #define DSPI_DSR_TCF (0x80000000)
131 /* Bit definitions and macros for DIRSR */
132 #define DSPI_DIRSR_RFDFS (0x00010000)
133 #define DSPI_DIRSR_RFDFE (0x00020000)
134 #define DSPI_DIRSR_RFOFE (0x00080000)
135 #define DSPI_DIRSR_TFFFS (0x01000000)
136 #define DSPI_DIRSR_TFFFE (0x02000000)
137 #define DSPI_DIRSR_TFUFE (0x08000000)
138 #define DSPI_DIRSR_EOQFE (0x10000000)
139 #define DSPI_DIRSR_TCFE (0x80000000)
141 /* Bit definitions and macros for DTFR */
142 #define DSPI_DTFR_TXDATA(x) (((x)&0x0000FFFF))
143 #define DSPI_DTFR_CS0 (0x00010000)
144 #define DSPI_DTFR_CS2 (0x00040000)
145 #define DSPI_DTFR_CS3 (0x00080000)
146 #define DSPI_DTFR_CS5 (0x00200000)
147 #define DSPI_DTFR_CTCNT (0x04000000)
148 #define DSPI_DTFR_EOQ (0x08000000)
149 #define DSPI_DTFR_CTAS(x) (((x)&0x00000007)<<28)
150 #define DSPI_DTFR_CONT (0x80000000)
152 /* Bit definitions and macros for DRFR */
153 #define DSPI_DRFR_RXDATA(x) (((x)&0x0000FFFF))
155 /* Bit definitions and macros for DTFDR group */
156 #define DSPI_DTFDR_TXDATA(x) (((x)&0x0000FFFF))
157 #define DSPI_DTFDR_TXCMD(x) (((x)&0x0000FFFF)<<16)
159 /* Bit definitions and macros for DRFDR group */
160 #define DSPI_DRFDR_RXDATA(x) (((x)&0x0000FFFF))
162 void dspi_init(void);
163 void dspi_tx(int chipsel, u8 attrib, u16 data);
166 #endif /* __DSPI_H__ */