• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  *  linux/include/asm-arm/arch-pxa/balloon3.h
3  *
4  *  Authors:	Nick Bane and Wookey
5  *  Created:	Oct, 2005
6  *  Copyright:	Toby Churchill Ltd
7  *  Cribbed from mainstone.c, by Nicholas Pitre
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13 
14 #ifndef ASM_ARCH_BALLOON3_H
15 #define ASM_ARCH_BALLOON3_H
16 
17 #include "irqs.h" /* PXA_NR_BUILTIN_GPIO */
18 
19 enum balloon3_features {
20 	BALLOON3_FEATURE_OHCI,
21 	BALLOON3_FEATURE_MMC,
22 	BALLOON3_FEATURE_CF,
23 	BALLOON3_FEATURE_AUDIO,
24 	BALLOON3_FEATURE_TOPPOLY,
25 };
26 
27 #define BALLOON3_FPGA_PHYS	PXA_CS4_PHYS
28 #define BALLOON3_FPGA_VIRT	IOMEM(0xf1000000)	/* as per balloon2 */
29 #define BALLOON3_FPGA_LENGTH	0x01000000
30 
31 #define	BALLOON3_FPGA_SETnCLR		(0x1000)
32 
33 /* FPGA / CPLD registers for CF socket */
34 #define	BALLOON3_CF_STATUS_REG		(BALLOON3_FPGA_VIRT + 0x00e00008)
35 #define	BALLOON3_CF_CONTROL_REG		(BALLOON3_FPGA_VIRT + 0x00e00008)
36 /* FPGA / CPLD version register */
37 #define	BALLOON3_FPGA_VER		(BALLOON3_FPGA_VIRT + 0x00e0001c)
38 /* FPGA / CPLD registers for NAND flash */
39 #define	BALLOON3_NAND_BASE		(PXA_CS4_PHYS + 0x00e00000)
40 #define	BALLOON3_NAND_IO_REG		(BALLOON3_FPGA_VIRT + 0x00e00000)
41 #define	BALLOON3_NAND_CONTROL2_REG	(BALLOON3_FPGA_VIRT + 0x00e00010)
42 #define	BALLOON3_NAND_STAT_REG		(BALLOON3_FPGA_VIRT + 0x00e00014)
43 #define	BALLOON3_NAND_CONTROL_REG	(BALLOON3_FPGA_VIRT + 0x00e00014)
44 
45 /* fpga/cpld interrupt control register */
46 #define BALLOON3_INT_CONTROL_REG	(BALLOON3_FPGA_VIRT + 0x00e0000C)
47 #define BALLOON3_VERSION_REG		(BALLOON3_FPGA_VIRT + 0x00e0001c)
48 
49 #define BALLOON3_SAMOSA_ADDR_REG	(BALLOON3_FPGA_VIRT + 0x00c00000)
50 #define BALLOON3_SAMOSA_DATA_REG	(BALLOON3_FPGA_VIRT + 0x00c00004)
51 #define BALLOON3_SAMOSA_STATUS_REG	(BALLOON3_FPGA_VIRT + 0x00c0001c)
52 
53 /* CF Status Register bits (read-only) bits */
54 #define BALLOON3_CF_nIRQ		(1 << 0)
55 #define BALLOON3_CF_nSTSCHG_BVD1	(1 << 1)
56 
57 /* CF Control Set Register bits / CF Control Clear Register bits (write-only) */
58 #define BALLOON3_CF_RESET		(1 << 0)
59 #define BALLOON3_CF_ENABLE		(1 << 1)
60 #define BALLOON3_CF_ADD_ENABLE		(1 << 2)
61 
62 /* CF Interrupt sources */
63 #define BALLOON3_BP_CF_NRDY_IRQ		BALLOON3_IRQ(0)
64 #define BALLOON3_BP_NSTSCHG_IRQ		BALLOON3_IRQ(1)
65 
66 /* NAND Control register */
67 #define	BALLOON3_NAND_CONTROL_FLWP	(1 << 7)
68 #define	BALLOON3_NAND_CONTROL_FLSE	(1 << 6)
69 #define	BALLOON3_NAND_CONTROL_FLCE3	(1 << 5)
70 #define	BALLOON3_NAND_CONTROL_FLCE2	(1 << 4)
71 #define	BALLOON3_NAND_CONTROL_FLCE1	(1 << 3)
72 #define	BALLOON3_NAND_CONTROL_FLCE0	(1 << 2)
73 #define	BALLOON3_NAND_CONTROL_FLALE	(1 << 1)
74 #define	BALLOON3_NAND_CONTROL_FLCLE	(1 << 0)
75 
76 /* NAND Status register */
77 #define	BALLOON3_NAND_STAT_RNB		(1 << 0)
78 
79 /* NAND Control2 register */
80 #define	BALLOON3_NAND_CONTROL2_16BIT	(1 << 0)
81 
82 /* GPIOs for irqs */
83 #define BALLOON3_GPIO_AUX_NIRQ		(94)
84 #define BALLOON3_GPIO_CODEC_IRQ		(95)
85 
86 /* Timer and Idle LED locations */
87 #define BALLOON3_GPIO_LED_NAND		(9)
88 #define BALLOON3_GPIO_LED_IDLE		(10)
89 
90 /* backlight control */
91 #define BALLOON3_GPIO_RUN_BACKLIGHT	(99)
92 
93 #define BALLOON3_GPIO_S0_CD		(105)
94 
95 /* NAND */
96 #define BALLOON3_GPIO_RUN_NAND		(102)
97 
98 /* PCF8574A Leds */
99 #define	BALLOON3_PCF_GPIO_BASE		160
100 #define	BALLOON3_PCF_GPIO_LED0		(BALLOON3_PCF_GPIO_BASE + 0)
101 #define	BALLOON3_PCF_GPIO_LED1		(BALLOON3_PCF_GPIO_BASE + 1)
102 #define	BALLOON3_PCF_GPIO_LED2		(BALLOON3_PCF_GPIO_BASE + 2)
103 #define	BALLOON3_PCF_GPIO_LED3		(BALLOON3_PCF_GPIO_BASE + 3)
104 #define	BALLOON3_PCF_GPIO_LED4		(BALLOON3_PCF_GPIO_BASE + 4)
105 #define	BALLOON3_PCF_GPIO_LED5		(BALLOON3_PCF_GPIO_BASE + 5)
106 #define	BALLOON3_PCF_GPIO_LED6		(BALLOON3_PCF_GPIO_BASE + 6)
107 #define	BALLOON3_PCF_GPIO_LED7		(BALLOON3_PCF_GPIO_BASE + 7)
108 
109 /* FPGA Interrupt Mask/Acknowledge Register */
110 #define BALLOON3_INT_S0_IRQ		(1 << 0)  /* PCMCIA 0 IRQ */
111 #define BALLOON3_INT_S0_STSCHG		(1 << 1)  /* PCMCIA 0 status changed */
112 
113 /* CPLD (and FPGA) interface definitions */
114 #define CPLD_LCD0_DATA_SET             0x00
115 #define CPLD_LCD0_DATA_CLR             0x10
116 #define CPLD_LCD0_COMMAND_SET          0x01
117 #define CPLD_LCD0_COMMAND_CLR          0x11
118 #define CPLD_LCD1_DATA_SET             0x02
119 #define CPLD_LCD1_DATA_CLR             0x12
120 #define CPLD_LCD1_COMMAND_SET          0x03
121 #define CPLD_LCD1_COMMAND_CLR          0x13
122 
123 #define CPLD_MISC_SET                  0x07
124 #define CPLD_MISC_CLR                  0x17
125 #define CPLD_MISC_LOON_NRESET_BIT      0
126 #define CPLD_MISC_LOON_UNSUSP_BIT      1
127 #define CPLD_MISC_RUN_5V_BIT           2
128 #define CPLD_MISC_CHG_D0_BIT           3
129 #define CPLD_MISC_CHG_D1_BIT           4
130 #define CPLD_MISC_DAC_NCS_BIT          5
131 
132 #define CPLD_LCD_SET                   0x08
133 #define CPLD_LCD_CLR                   0x18
134 #define CPLD_LCD_BACKLIGHT_EN_0_BIT    0
135 #define CPLD_LCD_BACKLIGHT_EN_1_BIT    1
136 #define CPLD_LCD_LED_RED_BIT           4
137 #define CPLD_LCD_LED_GREEN_BIT         5
138 #define CPLD_LCD_NRESET_BIT            7
139 
140 #define CPLD_LCD_RO_SET                0x09
141 #define CPLD_LCD_RO_CLR                0x19
142 #define CPLD_LCD_RO_LCD0_nWAIT_BIT     0
143 #define CPLD_LCD_RO_LCD1_nWAIT_BIT     1
144 
145 #define CPLD_SERIAL_SET                0x0a
146 #define CPLD_SERIAL_CLR                0x1a
147 #define CPLD_SERIAL_GSM_RI_BIT         0
148 #define CPLD_SERIAL_GSM_CTS_BIT        1
149 #define CPLD_SERIAL_GSM_DTR_BIT        2
150 #define CPLD_SERIAL_LPR_CTS_BIT        3
151 #define CPLD_SERIAL_TC232_CTS_BIT      4
152 #define CPLD_SERIAL_TC232_DSR_BIT      5
153 
154 #define CPLD_SROUTING_SET              0x0b
155 #define CPLD_SROUTING_CLR              0x1b
156 #define CPLD_SROUTING_MSP430_LPR       0
157 #define CPLD_SROUTING_MSP430_TC232     1
158 #define CPLD_SROUTING_MSP430_GSM       2
159 #define CPLD_SROUTING_LOON_LPR         (0 << 4)
160 #define CPLD_SROUTING_LOON_TC232       (1 << 4)
161 #define CPLD_SROUTING_LOON_GSM         (2 << 4)
162 
163 #define CPLD_AROUTING_SET              0x0c
164 #define CPLD_AROUTING_CLR              0x1c
165 #define CPLD_AROUTING_MIC2PHONE_BIT    0
166 #define CPLD_AROUTING_PHONE2INT_BIT    1
167 #define CPLD_AROUTING_PHONE2EXT_BIT    2
168 #define CPLD_AROUTING_LOONL2INT_BIT    3
169 #define CPLD_AROUTING_LOONL2EXT_BIT    4
170 #define CPLD_AROUTING_LOONR2PHONE_BIT  5
171 #define CPLD_AROUTING_LOONR2INT_BIT    6
172 #define CPLD_AROUTING_LOONR2EXT_BIT    7
173 
174 /* Balloon3 Interrupts */
175 #define BALLOON3_IRQ(x)		(IRQ_BOARD_START + (x))
176 
177 #define BALLOON3_AUX_NIRQ	PXA_GPIO_TO_IRQ(BALLOON3_GPIO_AUX_NIRQ)
178 #define BALLOON3_CODEC_IRQ	PXA_GPIO_TO_IRQ(BALLOON3_GPIO_CODEC_IRQ)
179 
180 #define BALLOON3_NR_IRQS	(IRQ_BOARD_START + 16)
181 
182 extern int balloon3_has(enum balloon3_features feature);
183 
184 #endif
185