2 * arch/arm/plat-omap/include/mach/fpga.h
4 * Interrupt handler for OMAP-1510 FPGA
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
9 * Copyright (C) 2002 MontaVista Software, Inc.
11 * Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
12 * Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
19 #ifndef __ASM_ARCH_OMAP_FPGA_H
20 #define __ASM_ARCH_OMAP_FPGA_H
22 #if defined(CONFIG_MACH_OMAP_INNOVATOR) && defined(CONFIG_ARCH_OMAP15XX)
23 extern void omap1510_fpga_init_irq(void);
25 #define omap1510_fpga_init_irq() (0)
28 #define fpga_read(reg) __raw_readb(reg)
29 #define fpga_write(val, reg) __raw_writeb(val, reg)
32 * ---------------------------------------------------------------------------
33 * H2/P2 Debug board FPGA
34 * ---------------------------------------------------------------------------
36 /* maps in the FPGA registers and the ETHR registers */
37 #define H2P2_DBG_FPGA_BASE IOMEM(0xE8000000) /* VA */
38 #define H2P2_DBG_FPGA_SIZE SZ_4K /* SIZE */
39 #define H2P2_DBG_FPGA_START 0x04000000 /* PA */
41 #define H2P2_DBG_FPGA_ETHR_START (H2P2_DBG_FPGA_START + 0x300)
42 #define H2P2_DBG_FPGA_FPGA_REV (H2P2_DBG_FPGA_BASE + 0x10) /* FPGA Revision */
43 #define H2P2_DBG_FPGA_BOARD_REV (H2P2_DBG_FPGA_BASE + 0x12) /* Board Revision */
44 #define H2P2_DBG_FPGA_GPIO (H2P2_DBG_FPGA_BASE + 0x14) /* GPIO outputs */
45 #define H2P2_DBG_FPGA_LEDS (H2P2_DBG_FPGA_BASE + 0x16) /* LEDs outputs */
46 #define H2P2_DBG_FPGA_MISC_INPUTS (H2P2_DBG_FPGA_BASE + 0x18) /* Misc inputs */
47 #define H2P2_DBG_FPGA_LAN_STATUS (H2P2_DBG_FPGA_BASE + 0x1A) /* LAN Status line */
48 #define H2P2_DBG_FPGA_LAN_RESET (H2P2_DBG_FPGA_BASE + 0x1C) /* LAN Reset line */
50 /* NOTE: most boards don't have a static mapping for the FPGA ... */
51 struct h2p2_dbg_fpga
{
67 /* plus also 4 rs232 ports ... */
70 /* LEDs definition on debug board (16 LEDs, all physically green) */
71 #define H2P2_DBG_FPGA_LED_GREEN (1 << 15)
72 #define H2P2_DBG_FPGA_LED_AMBER (1 << 14)
73 #define H2P2_DBG_FPGA_LED_RED (1 << 13)
74 #define H2P2_DBG_FPGA_LED_BLUE (1 << 12)
75 /* cpu0 load-meter LEDs */
76 #define H2P2_DBG_FPGA_LOAD_METER (1 << 0) // A bit of fun on our board ...
77 #define H2P2_DBG_FPGA_LOAD_METER_SIZE 11
78 #define H2P2_DBG_FPGA_LOAD_METER_MASK ((1 << H2P2_DBG_FPGA_LOAD_METER_SIZE) - 1)
80 #define H2P2_DBG_FPGA_P2_LED_TIMER (1 << 0)
81 #define H2P2_DBG_FPGA_P2_LED_IDLE (1 << 1)
84 * ---------------------------------------------------------------------------
86 * ---------------------------------------------------------------------------
88 #define OMAP1510_FPGA_BASE IOMEM(0xE8000000) /* VA */
89 #define OMAP1510_FPGA_SIZE SZ_4K
90 #define OMAP1510_FPGA_START 0x08000000 /* PA */
93 #define OMAP1510_FPGA_REV_LOW (OMAP1510_FPGA_BASE + 0x0)
94 #define OMAP1510_FPGA_REV_HIGH (OMAP1510_FPGA_BASE + 0x1)
96 #define OMAP1510_FPGA_LCD_PANEL_CONTROL (OMAP1510_FPGA_BASE + 0x2)
97 #define OMAP1510_FPGA_LED_DIGIT (OMAP1510_FPGA_BASE + 0x3)
98 #define INNOVATOR_FPGA_HID_SPI (OMAP1510_FPGA_BASE + 0x4)
99 #define OMAP1510_FPGA_POWER (OMAP1510_FPGA_BASE + 0x5)
101 /* Interrupt status */
102 #define OMAP1510_FPGA_ISR_LO (OMAP1510_FPGA_BASE + 0x6)
103 #define OMAP1510_FPGA_ISR_HI (OMAP1510_FPGA_BASE + 0x7)
106 #define OMAP1510_FPGA_IMR_LO (OMAP1510_FPGA_BASE + 0x8)
107 #define OMAP1510_FPGA_IMR_HI (OMAP1510_FPGA_BASE + 0x9)
109 /* Reset registers */
110 #define OMAP1510_FPGA_HOST_RESET (OMAP1510_FPGA_BASE + 0xa)
111 #define OMAP1510_FPGA_RST (OMAP1510_FPGA_BASE + 0xb)
113 #define OMAP1510_FPGA_AUDIO (OMAP1510_FPGA_BASE + 0xc)
114 #define OMAP1510_FPGA_DIP (OMAP1510_FPGA_BASE + 0xe)
115 #define OMAP1510_FPGA_FPGA_IO (OMAP1510_FPGA_BASE + 0xf)
116 #define OMAP1510_FPGA_UART1 (OMAP1510_FPGA_BASE + 0x14)
117 #define OMAP1510_FPGA_UART2 (OMAP1510_FPGA_BASE + 0x15)
118 #define OMAP1510_FPGA_OMAP1510_STATUS (OMAP1510_FPGA_BASE + 0x16)
119 #define OMAP1510_FPGA_BOARD_REV (OMAP1510_FPGA_BASE + 0x18)
120 #define OMAP1510P1_PPT_DATA (OMAP1510_FPGA_BASE + 0x100)
121 #define OMAP1510P1_PPT_STATUS (OMAP1510_FPGA_BASE + 0x101)
122 #define OMAP1510P1_PPT_CONTROL (OMAP1510_FPGA_BASE + 0x102)
124 #define OMAP1510_FPGA_TOUCHSCREEN (OMAP1510_FPGA_BASE + 0x204)
126 #define INNOVATOR_FPGA_INFO (OMAP1510_FPGA_BASE + 0x205)
127 #define INNOVATOR_FPGA_LCD_BRIGHT_LO (OMAP1510_FPGA_BASE + 0x206)
128 #define INNOVATOR_FPGA_LCD_BRIGHT_HI (OMAP1510_FPGA_BASE + 0x207)
129 #define INNOVATOR_FPGA_LED_GRN_LO (OMAP1510_FPGA_BASE + 0x208)
130 #define INNOVATOR_FPGA_LED_GRN_HI (OMAP1510_FPGA_BASE + 0x209)
131 #define INNOVATOR_FPGA_LED_RED_LO (OMAP1510_FPGA_BASE + 0x20a)
132 #define INNOVATOR_FPGA_LED_RED_HI (OMAP1510_FPGA_BASE + 0x20b)
133 #define INNOVATOR_FPGA_CAM_USB_CONTROL (OMAP1510_FPGA_BASE + 0x20c)
134 #define INNOVATOR_FPGA_EXP_CONTROL (OMAP1510_FPGA_BASE + 0x20d)
135 #define INNOVATOR_FPGA_ISR2 (OMAP1510_FPGA_BASE + 0x20e)
136 #define INNOVATOR_FPGA_IMR2 (OMAP1510_FPGA_BASE + 0x210)
138 #define OMAP1510_FPGA_ETHR_START (OMAP1510_FPGA_START + 0x300)
141 * Power up Giga UART driver, turn on HID clock.
142 * Turn off BT power, since we're not using it and it
145 #define OMAP1510_FPGA_RESET_VALUE 0x42
147 #define OMAP1510_FPGA_PCR_IF_PD0 (1 << 7)
148 #define OMAP1510_FPGA_PCR_COM2_EN (1 << 6)
149 #define OMAP1510_FPGA_PCR_COM1_EN (1 << 5)
150 #define OMAP1510_FPGA_PCR_EXP_PD0 (1 << 4)
151 #define OMAP1510_FPGA_PCR_EXP_PD1 (1 << 3)
152 #define OMAP1510_FPGA_PCR_48MHZ_CLK (1 << 2)
153 #define OMAP1510_FPGA_PCR_4MHZ_CLK (1 << 1)
154 #define OMAP1510_FPGA_PCR_RSRVD_BIT0 (1 << 0)
157 * Innovator/OMAP1510 FPGA HID register bit definitions
159 #define OMAP1510_FPGA_HID_SCLK (1<<0) /* output */
160 #define OMAP1510_FPGA_HID_MOSI (1<<1) /* output */
161 #define OMAP1510_FPGA_HID_nSS (1<<2) /* output 0/1 chip idle/select */
162 #define OMAP1510_FPGA_HID_nHSUS (1<<3) /* output 0/1 host active/suspended */
163 #define OMAP1510_FPGA_HID_MISO (1<<4) /* input */
164 #define OMAP1510_FPGA_HID_ATN (1<<5) /* input 0/1 chip idle/ATN */
165 #define OMAP1510_FPGA_HID_rsrvd (1<<6)
166 #define OMAP1510_FPGA_HID_RESETn (1<<7) /* output - 0/1 USAR reset/run */
168 /* The FPGA IRQ is cascaded through GPIO_13 */
169 #define OMAP1510_INT_FPGA (IH_GPIO_BASE + 13)
171 /* IRQ Numbers for interrupts muxed through the FPGA */
172 #define OMAP1510_INT_FPGA_ATN (OMAP_FPGA_IRQ_BASE + 0)
173 #define OMAP1510_INT_FPGA_ACK (OMAP_FPGA_IRQ_BASE + 1)
174 #define OMAP1510_INT_FPGA2 (OMAP_FPGA_IRQ_BASE + 2)
175 #define OMAP1510_INT_FPGA3 (OMAP_FPGA_IRQ_BASE + 3)
176 #define OMAP1510_INT_FPGA4 (OMAP_FPGA_IRQ_BASE + 4)
177 #define OMAP1510_INT_FPGA5 (OMAP_FPGA_IRQ_BASE + 5)
178 #define OMAP1510_INT_FPGA6 (OMAP_FPGA_IRQ_BASE + 6)
179 #define OMAP1510_INT_FPGA7 (OMAP_FPGA_IRQ_BASE + 7)
180 #define OMAP1510_INT_FPGA8 (OMAP_FPGA_IRQ_BASE + 8)
181 #define OMAP1510_INT_FPGA9 (OMAP_FPGA_IRQ_BASE + 9)
182 #define OMAP1510_INT_FPGA10 (OMAP_FPGA_IRQ_BASE + 10)
183 #define OMAP1510_INT_FPGA11 (OMAP_FPGA_IRQ_BASE + 11)
184 #define OMAP1510_INT_FPGA12 (OMAP_FPGA_IRQ_BASE + 12)
185 #define OMAP1510_INT_ETHER (OMAP_FPGA_IRQ_BASE + 13)
186 #define OMAP1510_INT_FPGAUART1 (OMAP_FPGA_IRQ_BASE + 14)
187 #define OMAP1510_INT_FPGAUART2 (OMAP_FPGA_IRQ_BASE + 15)
188 #define OMAP1510_INT_FPGA_TS (OMAP_FPGA_IRQ_BASE + 16)
189 #define OMAP1510_INT_FPGA17 (OMAP_FPGA_IRQ_BASE + 17)
190 #define OMAP1510_INT_FPGA_CAM (OMAP_FPGA_IRQ_BASE + 18)
191 #define OMAP1510_INT_FPGA_RTC_A (OMAP_FPGA_IRQ_BASE + 19)
192 #define OMAP1510_INT_FPGA_RTC_B (OMAP_FPGA_IRQ_BASE + 20)
193 #define OMAP1510_INT_FPGA_CD (OMAP_FPGA_IRQ_BASE + 21)
194 #define OMAP1510_INT_FPGA22 (OMAP_FPGA_IRQ_BASE + 22)
195 #define OMAP1510_INT_FPGA23 (OMAP_FPGA_IRQ_BASE + 23)
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