1 /* SPDX-License-Identifier: GPL-2.0 */
2 /************************************************************************
3  * Include file for TRIZEPS4 SoM and ConXS eval-board
4  * Copyright (c) Jürgen Schindele
5  * 2006
6  ************************************************************************/
7 
8 /*
9  * Includes/Defines
10  */
11 #ifndef _TRIPEPS4_H_
12 #define _TRIPEPS4_H_
13 
14 #include "addr-map.h"
15 #include "irqs.h" /* PXA_GPIO_TO_IRQ */
16 
17 /* physical memory regions */
18 #define TRIZEPS4_FLASH_PHYS	(PXA_CS0_PHYS)  /* Flash region */
19 #define TRIZEPS4_DISK_PHYS	(PXA_CS1_PHYS)  /* Disk On Chip region */
20 #define TRIZEPS4_ETH_PHYS	(PXA_CS2_PHYS)  /* Ethernet DM9000 region */
21 #define TRIZEPS4_PIC_PHYS	(PXA_CS3_PHYS)	/* Logic chip on ConXS-Board */
22 #define TRIZEPS4_SDRAM_BASE	0xa0000000      /* SDRAM region */
23 
24 				/* Logic on ConXS-board CSFR register*/
25 #define TRIZEPS4_CFSR_PHYS	(PXA_CS3_PHYS)
26 				/* Logic on ConXS-board BOCR register*/
27 #define TRIZEPS4_BOCR_PHYS	(PXA_CS3_PHYS+0x02000000)
28 				/* Logic on ConXS-board IRCR register*/
29 #define TRIZEPS4_IRCR_PHYS	(PXA_CS3_PHYS+0x02400000)
30 				/* Logic on ConXS-board UPSR register*/
31 #define TRIZEPS4_UPSR_PHYS	(PXA_CS3_PHYS+0x02800000)
32 				/* Logic on ConXS-board DICR register*/
33 #define TRIZEPS4_DICR_PHYS	(PXA_CS3_PHYS+0x03800000)
34 
35 /* virtual memory regions */
36 #define TRIZEPS4_DISK_VIRT	0xF0000000	/* Disk On Chip region */
37 
38 #define TRIZEPS4_PIC_VIRT	0xF0100000	/* not used */
39 #define TRIZEPS4_CFSR_VIRT	0xF0100000
40 #define TRIZEPS4_BOCR_VIRT	0xF0200000
41 #define TRIZEPS4_DICR_VIRT	0xF0300000
42 #define TRIZEPS4_IRCR_VIRT	0xF0400000
43 #define TRIZEPS4_UPSR_VIRT	0xF0500000
44 
45 /* size of flash */
46 #define TRIZEPS4_FLASH_SIZE	0x02000000	/* Flash size 32 MB */
47 
48 /* Ethernet Controller Davicom DM9000 */
49 #define GPIO_DM9000		101
50 #define TRIZEPS4_ETH_IRQ	PXA_GPIO_TO_IRQ(GPIO_DM9000)
51 
52 /* UCB1400 audio / TS-controller */
53 #define GPIO_UCB1400		1
54 #define TRIZEPS4_UCB1400_IRQ	PXA_GPIO_TO_IRQ(GPIO_UCB1400)
55 
56 /* PCMCIA socket Compact Flash */
57 #define GPIO_PCD		11		/* PCMCIA Card Detect */
58 #define TRIZEPS4_CD_IRQ		PXA_GPIO_TO_IRQ(GPIO_PCD)
59 #define GPIO_PRDY		13		/* READY / nINT */
60 #define TRIZEPS4_READY_NINT	PXA_GPIO_TO_IRQ(GPIO_PRDY)
61 
62 /* MMC socket */
63 #define GPIO_MMC_DET		12
64 #define TRIZEPS4_MMC_IRQ	PXA_GPIO_TO_IRQ(GPIO_MMC_DET)
65 
66 /* DOC NAND chip */
67 #define GPIO_DOC_LOCK           94
68 #define GPIO_DOC_IRQ            93
69 #define TRIZEPS4_DOC_IRQ        PXA_GPIO_TO_IRQ(GPIO_DOC_IRQ)
70 
71 /* SPI interface */
72 #define GPIO_SPI                53
73 #define TRIZEPS4_SPI_IRQ        PXA_GPIO_TO_IRQ(GPIO_SPI)
74 
75 /* LEDS using tx2 / rx2 */
76 #define GPIO_SYS_BUSY_LED	46
77 #define GPIO_HEARTBEAT_LED	47
78 
79 /* Off-module PIC on ConXS board */
80 #define GPIO_PIC		0
81 #define TRIZEPS4_PIC_IRQ	PXA_GPIO_TO_IRQ(GPIO_PIC)
82 
83 #ifdef CONFIG_MACH_TRIZEPS_CONXS
84 /* for CONXS base board define these registers */
85 #define CFSR_P2V(x)	((x) - TRIZEPS4_CFSR_PHYS + TRIZEPS4_CFSR_VIRT)
86 #define CFSR_V2P(x)	((x) - TRIZEPS4_CFSR_VIRT + TRIZEPS4_CFSR_PHYS)
87 
88 #define BCR_P2V(x)	((x) - TRIZEPS4_BOCR_PHYS + TRIZEPS4_BOCR_VIRT)
89 #define BCR_V2P(x)	((x) - TRIZEPS4_BOCR_VIRT + TRIZEPS4_BOCR_PHYS)
90 
91 #define DCR_P2V(x)	((x) - TRIZEPS4_DICR_PHYS + TRIZEPS4_DICR_VIRT)
92 #define DCR_V2P(x)	((x) - TRIZEPS4_DICR_VIRT + TRIZEPS4_DICR_PHYS)
93 
94 #define IRCR_P2V(x)	((x) - TRIZEPS4_IRCR_PHYS + TRIZEPS4_IRCR_VIRT)
95 #define IRCR_V2P(x)	((x) - TRIZEPS4_IRCR_VIRT + TRIZEPS4_IRCR_PHYS)
96 
97 #ifndef __ASSEMBLY__
CFSR_readw(void)98 static inline unsigned short CFSR_readw(void)
99 {
100 	/* [Compact Flash Status Register] is read only */
101 	return *((unsigned short *)CFSR_P2V(0x0C000000));
102 }
BCR_writew(unsigned short value)103 static inline void BCR_writew(unsigned short value)
104 {
105 	/* [Board Control Regsiter] is write only */
106 	*((unsigned short *)BCR_P2V(0x0E000000)) = value;
107 }
DCR_writew(unsigned short value)108 static inline void DCR_writew(unsigned short value)
109 {
110 	/* [Display Control Register] is write only */
111 	*((unsigned short *)DCR_P2V(0x0E000000)) = value;
112 }
IRCR_writew(unsigned short value)113 static inline void IRCR_writew(unsigned short value)
114 {
115 	/* [InfraRed data Control Register] is write only */
116 	*((unsigned short *)IRCR_P2V(0x0E000000)) = value;
117 }
118 #else
119 #define ConXS_CFSR		CFSR_P2V(0x0C000000)
120 #define ConXS_BCR		BCR_P2V(0x0E000000)
121 #define ConXS_DCR		DCR_P2V(0x0F800000)
122 #define ConXS_IRCR		IRCR_P2V(0x0F800000)
123 #endif
124 #else
125 /* for whatever baseboard define function registers */
CFSR_readw(void)126 static inline unsigned short CFSR_readw(void)
127 {
128 	return 0;
129 }
BCR_writew(unsigned short value)130 static inline void BCR_writew(unsigned short value)
131 {
132 	;
133 }
DCR_writew(unsigned short value)134 static inline void DCR_writew(unsigned short value)
135 {
136 	;
137 }
IRCR_writew(unsigned short value)138 static inline void IRCR_writew(unsigned short value)
139 {
140 	;
141 }
142 #endif	/* CONFIG_MACH_TRIZEPS_CONXS */
143 
144 #define ConXS_CFSR_BVD_MASK	0x0003
145 #define ConXS_CFSR_BVD1		(1 << 0)
146 #define ConXS_CFSR_BVD2		(1 << 1)
147 #define ConXS_CFSR_VS_MASK	0x000C
148 #define ConXS_CFSR_VS1		(1 << 2)
149 #define ConXS_CFSR_VS2		(1 << 3)
150 #define ConXS_CFSR_VS_5V	(0x3 << 2)
151 #define ConXS_CFSR_VS_3V3	0x0
152 
153 #define ConXS_BCR_S0_POW_EN0	(1 << 0)
154 #define ConXS_BCR_S0_POW_EN1	(1 << 1)
155 #define ConXS_BCR_L_DISP	(1 << 4)
156 #define ConXS_BCR_CF_BUF_EN	(1 << 5)
157 #define ConXS_BCR_CF_RESET	(1 << 7)
158 #define ConXS_BCR_S0_VCC_3V3	0x1
159 #define ConXS_BCR_S0_VCC_5V0	0x2
160 #define ConXS_BCR_S0_VPP_12V	0x4
161 #define ConXS_BCR_S0_VPP_3V3	0x8
162 
163 #define ConXS_IRCR_MODE		(1 << 0)
164 #define ConXS_IRCR_SD		(1 << 1)
165 
166 #endif /* _TRIPEPS4_H_ */
167