RTEMS 5.2
•All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Macros Modules Pages
component_spi.h
1/* ---------------------------------------------------------------------------- */
2/* Atmel Microcontroller Software Support */
3/* SAM Software Package License */
4/* ---------------------------------------------------------------------------- */
5/* Copyright (c) 2015, Atmel Corporation */
6/* */
7/* All rights reserved. */
8/* */
9/* Redistribution and use in source and binary forms, with or without */
10/* modification, are permitted provided that the following condition is met: */
11/* */
12/* - Redistributions of source code must retain the above copyright notice, */
13/* this list of conditions and the disclaimer below. */
14/* */
15/* Atmel's name may not be used to endorse or promote products derived from */
16/* this software without specific prior written permission. */
17/* */
18/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */
19/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
20/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */
21/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */
22/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
23/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
24/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
25/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
26/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
27/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
28/* ---------------------------------------------------------------------------- */
29
30#ifndef _SAMS70_SPI_COMPONENT_
31#define _SAMS70_SPI_COMPONENT_
32
33/* ============================================================================= */
35/* ============================================================================= */
38
39#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
41typedef struct {
42 __O uint32_t SPI_CR;
43 __IO uint32_t SPI_MR;
44 __I uint32_t SPI_RDR;
45 __O uint32_t SPI_TDR;
46 __I uint32_t SPI_SR;
47 __O uint32_t SPI_IER;
48 __O uint32_t SPI_IDR;
49 __I uint32_t SPI_IMR;
50 __I uint32_t Reserved1[4];
51 __IO uint32_t SPI_CSR[4];
52 __I uint32_t Reserved2[41];
53 __IO uint32_t SPI_WPMR;
54 __I uint32_t SPI_WPSR;
55} Spi;
56#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
57/* -------- SPI_CR : (SPI Offset: 0x00) Control Register -------- */
58#define SPI_CR_SPIEN (0x1u << 0)
59#define SPI_CR_SPIDIS (0x1u << 1)
60#define SPI_CR_SWRST (0x1u << 7)
61#define SPI_CR_LASTXFER (0x1u << 24)
62/* -------- SPI_MR : (SPI Offset: 0x04) Mode Register -------- */
63#define SPI_MR_MSTR (0x1u << 0)
64#define SPI_MR_PS (0x1u << 1)
65#define SPI_MR_PCSDEC (0x1u << 2)
66#define SPI_MR_MODFDIS (0x1u << 4)
67#define SPI_MR_WDRBT (0x1u << 5)
68#define SPI_MR_LLB (0x1u << 7)
69#define SPI_MR_PCS_Pos 16
70#define SPI_MR_PCS_Msk (0xfu << SPI_MR_PCS_Pos)
71#define SPI_MR_PCS(value) ((SPI_MR_PCS_Msk & ((value) << SPI_MR_PCS_Pos)))
72#define SPI_MR_DLYBCS_Pos 24
73#define SPI_MR_DLYBCS_Msk (0xffu << SPI_MR_DLYBCS_Pos)
74#define SPI_MR_DLYBCS(value) ((SPI_MR_DLYBCS_Msk & ((value) << SPI_MR_DLYBCS_Pos)))
75/* -------- SPI_RDR : (SPI Offset: 0x08) Receive Data Register -------- */
76#define SPI_RDR_RD_Pos 0
77#define SPI_RDR_RD_Msk (0xffffu << SPI_RDR_RD_Pos)
78#define SPI_RDR_PCS_Pos 16
79#define SPI_RDR_PCS_Msk (0xfu << SPI_RDR_PCS_Pos)
80/* -------- SPI_TDR : (SPI Offset: 0x0C) Transmit Data Register -------- */
81#define SPI_TDR_TD_Pos 0
82#define SPI_TDR_TD_Msk (0xffffu << SPI_TDR_TD_Pos)
83#define SPI_TDR_TD(value) ((SPI_TDR_TD_Msk & ((value) << SPI_TDR_TD_Pos)))
84#define SPI_TDR_PCS_Pos 16
85#define SPI_TDR_PCS_Msk (0xfu << SPI_TDR_PCS_Pos)
86#define SPI_TDR_PCS(value) ((SPI_TDR_PCS_Msk & ((value) << SPI_TDR_PCS_Pos)))
87#define SPI_TDR_LASTXFER (0x1u << 24)
88/* -------- SPI_SR : (SPI Offset: 0x10) Status Register -------- */
89#define SPI_SR_RDRF (0x1u << 0)
90#define SPI_SR_TDRE (0x1u << 1)
91#define SPI_SR_MODF (0x1u << 2)
92#define SPI_SR_OVRES (0x1u << 3)
93#define SPI_SR_NSSR (0x1u << 8)
94#define SPI_SR_TXEMPTY (0x1u << 9)
95#define SPI_SR_UNDES (0x1u << 10)
96#define SPI_SR_SPIENS (0x1u << 16)
97/* -------- SPI_IER : (SPI Offset: 0x14) Interrupt Enable Register -------- */
98#define SPI_IER_RDRF (0x1u << 0)
99#define SPI_IER_TDRE (0x1u << 1)
100#define SPI_IER_MODF (0x1u << 2)
101#define SPI_IER_OVRES (0x1u << 3)
102#define SPI_IER_NSSR (0x1u << 8)
103#define SPI_IER_TXEMPTY (0x1u << 9)
104#define SPI_IER_UNDES (0x1u << 10)
105/* -------- SPI_IDR : (SPI Offset: 0x18) Interrupt Disable Register -------- */
106#define SPI_IDR_RDRF (0x1u << 0)
107#define SPI_IDR_TDRE (0x1u << 1)
108#define SPI_IDR_MODF (0x1u << 2)
109#define SPI_IDR_OVRES (0x1u << 3)
110#define SPI_IDR_NSSR (0x1u << 8)
111#define SPI_IDR_TXEMPTY (0x1u << 9)
112#define SPI_IDR_UNDES (0x1u << 10)
113/* -------- SPI_IMR : (SPI Offset: 0x1C) Interrupt Mask Register -------- */
114#define SPI_IMR_RDRF (0x1u << 0)
115#define SPI_IMR_TDRE (0x1u << 1)
116#define SPI_IMR_MODF (0x1u << 2)
117#define SPI_IMR_OVRES (0x1u << 3)
118#define SPI_IMR_NSSR (0x1u << 8)
119#define SPI_IMR_TXEMPTY (0x1u << 9)
120#define SPI_IMR_UNDES (0x1u << 10)
121/* -------- SPI_CSR[4] : (SPI Offset: 0x30) Chip Select Register -------- */
122#define SPI_CSR_CPOL (0x1u << 0)
123#define SPI_CSR_NCPHA (0x1u << 1)
124#define SPI_CSR_CSNAAT (0x1u << 2)
125#define SPI_CSR_CSAAT (0x1u << 3)
126#define SPI_CSR_BITS_Pos 4
127#define SPI_CSR_BITS_Msk (0xfu << SPI_CSR_BITS_Pos)
128#define SPI_CSR_BITS(value) ((SPI_CSR_BITS_Msk & ((value) << SPI_CSR_BITS_Pos)))
129#define SPI_CSR_BITS_8_BIT (0x0u << 4)
130#define SPI_CSR_BITS_9_BIT (0x1u << 4)
131#define SPI_CSR_BITS_10_BIT (0x2u << 4)
132#define SPI_CSR_BITS_11_BIT (0x3u << 4)
133#define SPI_CSR_BITS_12_BIT (0x4u << 4)
134#define SPI_CSR_BITS_13_BIT (0x5u << 4)
135#define SPI_CSR_BITS_14_BIT (0x6u << 4)
136#define SPI_CSR_BITS_15_BIT (0x7u << 4)
137#define SPI_CSR_BITS_16_BIT (0x8u << 4)
138#define SPI_CSR_SCBR_Pos 8
139#define SPI_CSR_SCBR_Msk (0xffu << SPI_CSR_SCBR_Pos)
140#define SPI_CSR_SCBR(value) ((SPI_CSR_SCBR_Msk & ((value) << SPI_CSR_SCBR_Pos)))
141#define SPI_CSR_DLYBS_Pos 16
142#define SPI_CSR_DLYBS_Msk (0xffu << SPI_CSR_DLYBS_Pos)
143#define SPI_CSR_DLYBS(value) ((SPI_CSR_DLYBS_Msk & ((value) << SPI_CSR_DLYBS_Pos)))
144#define SPI_CSR_DLYBCT_Pos 24
145#define SPI_CSR_DLYBCT_Msk (0xffu << SPI_CSR_DLYBCT_Pos)
146#define SPI_CSR_DLYBCT(value) ((SPI_CSR_DLYBCT_Msk & ((value) << SPI_CSR_DLYBCT_Pos)))
147/* -------- SPI_WPMR : (SPI Offset: 0xE4) Write Protection Mode Register -------- */
148#define SPI_WPMR_WPEN (0x1u << 0)
149#define SPI_WPMR_WPKEY_Pos 8
150#define SPI_WPMR_WPKEY_Msk (0xffffffu << SPI_WPMR_WPKEY_Pos)
151#define SPI_WPMR_WPKEY(value) ((SPI_WPMR_WPKEY_Msk & ((value) << SPI_WPMR_WPKEY_Pos)))
152#define SPI_WPMR_WPKEY_PASSWD (0x535049u << 8)
153/* -------- SPI_WPSR : (SPI Offset: 0xE8) Write Protection Status Register -------- */
154#define SPI_WPSR_WPVS (0x1u << 0)
155#define SPI_WPSR_WPVSRC_Pos 8
156#define SPI_WPSR_WPVSRC_Msk (0xffu << SPI_WPSR_WPVSRC_Pos)
159
160
161#endif /* _SAMS70_SPI_COMPONENT_ */
__O
#define __O
Definition: core_cm7.h:286
__IO
#define __IO
Definition: core_cm7.h:287
__I
#define __I
Definition: core_cm7.h:284
Spi
Spi hardware registers.
Definition: component_spi.h:41
Generated by doxygen 1.9.4