]> git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blame - arch/arm/plat-omap/include/plat/fpga.h
omap1: Fix innovator FPGA init for multi-omap
[mirror_ubuntu-zesty-kernel.git] / arch / arm / plat-omap / include / plat / fpga.h
CommitLineData
1da177e4 1/*
a09e64fb 2 * arch/arm/plat-omap/include/mach/fpga.h
1da177e4
LT
3 *
4 * Interrupt handler for OMAP-1510 FPGA
5 *
6 * Copyright (C) 2001 RidgeRun, Inc.
7 * Author: Greg Lonnon <glonnon@ridgerun.com>
8 *
9 * Copyright (C) 2002 MontaVista Software, Inc.
10 *
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>
13 *
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.
17 */
18
19#ifndef __ASM_ARCH_OMAP_FPGA_H
20#define __ASM_ARCH_OMAP_FPGA_H
21
1da177e4 22extern void omap1510_fpga_init_irq(void);
1da177e4
LT
23
24#define fpga_read(reg) __raw_readb(reg)
25#define fpga_write(val, reg) __raw_writeb(val, reg)
26
27/*
28 * ---------------------------------------------------------------------------
29 * H2/P2 Debug board FPGA
30 * ---------------------------------------------------------------------------
31 */
32/* maps in the FPGA registers and the ETHR registers */
0062f104
RK
33#define H2P2_DBG_FPGA_BASE IOMEM(0xE8000000) /* VA */
34#define H2P2_DBG_FPGA_SIZE SZ_4K /* SIZE */
35#define H2P2_DBG_FPGA_START 0x04000000 /* PA */
1da177e4
LT
36
37#define H2P2_DBG_FPGA_ETHR_START (H2P2_DBG_FPGA_START + 0x300)
38#define H2P2_DBG_FPGA_FPGA_REV (H2P2_DBG_FPGA_BASE + 0x10) /* FPGA Revision */
39#define H2P2_DBG_FPGA_BOARD_REV (H2P2_DBG_FPGA_BASE + 0x12) /* Board Revision */
40#define H2P2_DBG_FPGA_GPIO (H2P2_DBG_FPGA_BASE + 0x14) /* GPIO outputs */
41#define H2P2_DBG_FPGA_LEDS (H2P2_DBG_FPGA_BASE + 0x16) /* LEDs outputs */
42#define H2P2_DBG_FPGA_MISC_INPUTS (H2P2_DBG_FPGA_BASE + 0x18) /* Misc inputs */
43#define H2P2_DBG_FPGA_LAN_STATUS (H2P2_DBG_FPGA_BASE + 0x1A) /* LAN Status line */
44#define H2P2_DBG_FPGA_LAN_RESET (H2P2_DBG_FPGA_BASE + 0x1C) /* LAN Reset line */
45
46/* NOTE: most boards don't have a static mapping for the FPGA ... */
47struct h2p2_dbg_fpga {
48 /* offset 0x00 */
49 u16 smc91x[8];
50 /* offset 0x10 */
51 u16 fpga_rev;
52 u16 board_rev;
53 u16 gpio_outputs;
54 u16 leds;
55 /* offset 0x18 */
56 u16 misc_inputs;
57 u16 lan_status;
58 u16 lan_reset;
59 u16 reserved0;
60 /* offset 0x20 */
61 u16 ps2_data;
62 u16 ps2_ctrl;
63 /* plus also 4 rs232 ports ... */
64};
65
66/* LEDs definition on debug board (16 LEDs, all physically green) */
67#define H2P2_DBG_FPGA_LED_GREEN (1 << 15)
68#define H2P2_DBG_FPGA_LED_AMBER (1 << 14)
69#define H2P2_DBG_FPGA_LED_RED (1 << 13)
70#define H2P2_DBG_FPGA_LED_BLUE (1 << 12)
71/* cpu0 load-meter LEDs */
72#define H2P2_DBG_FPGA_LOAD_METER (1 << 0) // A bit of fun on our board ...
73#define H2P2_DBG_FPGA_LOAD_METER_SIZE 11
74#define H2P2_DBG_FPGA_LOAD_METER_MASK ((1 << H2P2_DBG_FPGA_LOAD_METER_SIZE) - 1)
75
9ad5897c
TL
76#define H2P2_DBG_FPGA_P2_LED_TIMER (1 << 0)
77#define H2P2_DBG_FPGA_P2_LED_IDLE (1 << 1)
1da177e4
LT
78
79/*
80 * ---------------------------------------------------------------------------
81 * OMAP-1510 FPGA
82 * ---------------------------------------------------------------------------
83 */
0062f104
RK
84#define OMAP1510_FPGA_BASE IOMEM(0xE8000000) /* VA */
85#define OMAP1510_FPGA_SIZE SZ_4K
86#define OMAP1510_FPGA_START 0x08000000 /* PA */
1da177e4
LT
87
88/* Revision */
89#define OMAP1510_FPGA_REV_LOW (OMAP1510_FPGA_BASE + 0x0)
90#define OMAP1510_FPGA_REV_HIGH (OMAP1510_FPGA_BASE + 0x1)
91
92#define OMAP1510_FPGA_LCD_PANEL_CONTROL (OMAP1510_FPGA_BASE + 0x2)
93#define OMAP1510_FPGA_LED_DIGIT (OMAP1510_FPGA_BASE + 0x3)
94#define INNOVATOR_FPGA_HID_SPI (OMAP1510_FPGA_BASE + 0x4)
95#define OMAP1510_FPGA_POWER (OMAP1510_FPGA_BASE + 0x5)
96
97/* Interrupt status */
98#define OMAP1510_FPGA_ISR_LO (OMAP1510_FPGA_BASE + 0x6)
99#define OMAP1510_FPGA_ISR_HI (OMAP1510_FPGA_BASE + 0x7)
100
101/* Interrupt mask */
102#define OMAP1510_FPGA_IMR_LO (OMAP1510_FPGA_BASE + 0x8)
103#define OMAP1510_FPGA_IMR_HI (OMAP1510_FPGA_BASE + 0x9)
104
105/* Reset registers */
106#define OMAP1510_FPGA_HOST_RESET (OMAP1510_FPGA_BASE + 0xa)
107#define OMAP1510_FPGA_RST (OMAP1510_FPGA_BASE + 0xb)
108
109#define OMAP1510_FPGA_AUDIO (OMAP1510_FPGA_BASE + 0xc)
110#define OMAP1510_FPGA_DIP (OMAP1510_FPGA_BASE + 0xe)
111#define OMAP1510_FPGA_FPGA_IO (OMAP1510_FPGA_BASE + 0xf)
112#define OMAP1510_FPGA_UART1 (OMAP1510_FPGA_BASE + 0x14)
113#define OMAP1510_FPGA_UART2 (OMAP1510_FPGA_BASE + 0x15)
114#define OMAP1510_FPGA_OMAP1510_STATUS (OMAP1510_FPGA_BASE + 0x16)
115#define OMAP1510_FPGA_BOARD_REV (OMAP1510_FPGA_BASE + 0x18)
116#define OMAP1510P1_PPT_DATA (OMAP1510_FPGA_BASE + 0x100)
117#define OMAP1510P1_PPT_STATUS (OMAP1510_FPGA_BASE + 0x101)
118#define OMAP1510P1_PPT_CONTROL (OMAP1510_FPGA_BASE + 0x102)
119
120#define OMAP1510_FPGA_TOUCHSCREEN (OMAP1510_FPGA_BASE + 0x204)
121
122#define INNOVATOR_FPGA_INFO (OMAP1510_FPGA_BASE + 0x205)
123#define INNOVATOR_FPGA_LCD_BRIGHT_LO (OMAP1510_FPGA_BASE + 0x206)
124#define INNOVATOR_FPGA_LCD_BRIGHT_HI (OMAP1510_FPGA_BASE + 0x207)
125#define INNOVATOR_FPGA_LED_GRN_LO (OMAP1510_FPGA_BASE + 0x208)
126#define INNOVATOR_FPGA_LED_GRN_HI (OMAP1510_FPGA_BASE + 0x209)
127#define INNOVATOR_FPGA_LED_RED_LO (OMAP1510_FPGA_BASE + 0x20a)
128#define INNOVATOR_FPGA_LED_RED_HI (OMAP1510_FPGA_BASE + 0x20b)
129#define INNOVATOR_FPGA_CAM_USB_CONTROL (OMAP1510_FPGA_BASE + 0x20c)
130#define INNOVATOR_FPGA_EXP_CONTROL (OMAP1510_FPGA_BASE + 0x20d)
131#define INNOVATOR_FPGA_ISR2 (OMAP1510_FPGA_BASE + 0x20e)
132#define INNOVATOR_FPGA_IMR2 (OMAP1510_FPGA_BASE + 0x210)
133
134#define OMAP1510_FPGA_ETHR_START (OMAP1510_FPGA_START + 0x300)
135
136/*
137 * Power up Giga UART driver, turn on HID clock.
138 * Turn off BT power, since we're not using it and it
139 * draws power.
140 */
141#define OMAP1510_FPGA_RESET_VALUE 0x42
142
143#define OMAP1510_FPGA_PCR_IF_PD0 (1 << 7)
144#define OMAP1510_FPGA_PCR_COM2_EN (1 << 6)
145#define OMAP1510_FPGA_PCR_COM1_EN (1 << 5)
146#define OMAP1510_FPGA_PCR_EXP_PD0 (1 << 4)
147#define OMAP1510_FPGA_PCR_EXP_PD1 (1 << 3)
148#define OMAP1510_FPGA_PCR_48MHZ_CLK (1 << 2)
149#define OMAP1510_FPGA_PCR_4MHZ_CLK (1 << 1)
150#define OMAP1510_FPGA_PCR_RSRVD_BIT0 (1 << 0)
151
152/*
153 * Innovator/OMAP1510 FPGA HID register bit definitions
154 */
155#define OMAP1510_FPGA_HID_SCLK (1<<0) /* output */
156#define OMAP1510_FPGA_HID_MOSI (1<<1) /* output */
157#define OMAP1510_FPGA_HID_nSS (1<<2) /* output 0/1 chip idle/select */
158#define OMAP1510_FPGA_HID_nHSUS (1<<3) /* output 0/1 host active/suspended */
159#define OMAP1510_FPGA_HID_MISO (1<<4) /* input */
160#define OMAP1510_FPGA_HID_ATN (1<<5) /* input 0/1 chip idle/ATN */
161#define OMAP1510_FPGA_HID_rsrvd (1<<6)
162#define OMAP1510_FPGA_HID_RESETn (1<<7) /* output - 0/1 USAR reset/run */
163
164/* The FPGA IRQ is cascaded through GPIO_13 */
165#define OMAP1510_INT_FPGA (IH_GPIO_BASE + 13)
166
167/* IRQ Numbers for interrupts muxed through the FPGA */
44f78f43
TL
168#define OMAP1510_INT_FPGA_ATN (OMAP_FPGA_IRQ_BASE + 0)
169#define OMAP1510_INT_FPGA_ACK (OMAP_FPGA_IRQ_BASE + 1)
170#define OMAP1510_INT_FPGA2 (OMAP_FPGA_IRQ_BASE + 2)
171#define OMAP1510_INT_FPGA3 (OMAP_FPGA_IRQ_BASE + 3)
172#define OMAP1510_INT_FPGA4 (OMAP_FPGA_IRQ_BASE + 4)
173#define OMAP1510_INT_FPGA5 (OMAP_FPGA_IRQ_BASE + 5)
174#define OMAP1510_INT_FPGA6 (OMAP_FPGA_IRQ_BASE + 6)
175#define OMAP1510_INT_FPGA7 (OMAP_FPGA_IRQ_BASE + 7)
176#define OMAP1510_INT_FPGA8 (OMAP_FPGA_IRQ_BASE + 8)
177#define OMAP1510_INT_FPGA9 (OMAP_FPGA_IRQ_BASE + 9)
178#define OMAP1510_INT_FPGA10 (OMAP_FPGA_IRQ_BASE + 10)
179#define OMAP1510_INT_FPGA11 (OMAP_FPGA_IRQ_BASE + 11)
180#define OMAP1510_INT_FPGA12 (OMAP_FPGA_IRQ_BASE + 12)
181#define OMAP1510_INT_ETHER (OMAP_FPGA_IRQ_BASE + 13)
182#define OMAP1510_INT_FPGAUART1 (OMAP_FPGA_IRQ_BASE + 14)
183#define OMAP1510_INT_FPGAUART2 (OMAP_FPGA_IRQ_BASE + 15)
184#define OMAP1510_INT_FPGA_TS (OMAP_FPGA_IRQ_BASE + 16)
185#define OMAP1510_INT_FPGA17 (OMAP_FPGA_IRQ_BASE + 17)
186#define OMAP1510_INT_FPGA_CAM (OMAP_FPGA_IRQ_BASE + 18)
187#define OMAP1510_INT_FPGA_RTC_A (OMAP_FPGA_IRQ_BASE + 19)
188#define OMAP1510_INT_FPGA_RTC_B (OMAP_FPGA_IRQ_BASE + 20)
189#define OMAP1510_INT_FPGA_CD (OMAP_FPGA_IRQ_BASE + 21)
190#define OMAP1510_INT_FPGA22 (OMAP_FPGA_IRQ_BASE + 22)
191#define OMAP1510_INT_FPGA23 (OMAP_FPGA_IRQ_BASE + 23)
1da177e4
LT
192
193#endif