x86/efi: Enforce CONFIG_RELOCATABLE for EFI boot stub
[linux/fpc-iii.git] / arch / arm / mach-at91 / board-pcontrol-g20.c
blob65c0d6b5ecba751bc19435083fd7c44162032ff9
1 /*
2 * Copyright (C) 2010 Christian Glindkamp <christian.glindkamp@taskit.de>
3 * taskit GmbH
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * copied and adjusted from board-stamp9g20.c
21 * by Peter Gsellmann <pgsellmann@portner-elektronik.at>
24 #include <linux/mm.h>
25 #include <linux/platform_device.h>
26 #include <linux/gpio.h>
27 #include <linux/w1-gpio.h>
29 #include <asm/mach-types.h>
30 #include <asm/mach/arch.h>
32 #include <mach/at91sam9_smc.h>
34 #include "at91_aic.h"
35 #include "board.h"
36 #include "sam9_smc.h"
37 #include "generic.h"
38 #include "stamp9g20.h"
41 static void __init pcontrol_g20_init_early(void)
43 stamp9g20_init_early();
46 static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { {
47 .ncs_read_setup = 16,
48 .nrd_setup = 18,
49 .ncs_write_setup = 16,
50 .nwe_setup = 18,
52 .ncs_read_pulse = 63,
53 .nrd_pulse = 55,
54 .ncs_write_pulse = 63,
55 .nwe_pulse = 55,
57 .read_cycle = 127,
58 .write_cycle = 127,
60 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE
61 | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_SELECT
62 | AT91_SMC_DBW_8 | AT91_SMC_PS_4
63 | AT91_SMC_TDFMODE,
64 .tdf_cycles = 3,
65 }, {
66 .ncs_read_setup = 0,
67 .nrd_setup = 0,
68 .ncs_write_setup = 0,
69 .nwe_setup = 1,
71 .ncs_read_pulse = 8,
72 .nrd_pulse = 8,
73 .ncs_write_pulse = 5,
74 .nwe_pulse = 4,
76 .read_cycle = 8,
77 .write_cycle = 7,
79 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE
80 | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_SELECT
81 | AT91_SMC_DBW_16 | AT91_SMC_PS_8
82 | AT91_SMC_TDFMODE,
83 .tdf_cycles = 1,
84 } };
86 static void __init add_device_pcontrol(void)
88 /* configure chip-select 4 (IO compatible to 8051 X4 ) */
89 sam9_smc_configure(0, 4, &pcontrol_smc_config[0]);
90 /* configure chip-select 7 (FerroRAM 256KiBx16bit MR2A16A D4 ) */
91 sam9_smc_configure(0, 7, &pcontrol_smc_config[1]);
96 * USB Host port
98 static struct at91_usbh_data __initdata usbh_data = {
99 .ports = 2,
100 .vbus_pin = {-EINVAL, -EINVAL},
101 .overcurrent_pin= {-EINVAL, -EINVAL},
106 * USB Device port
108 static struct at91_udc_data __initdata pcontrol_g20_udc_data = {
109 .vbus_pin = AT91_PIN_PA22, /* Detect +5V bus voltage */
110 .pullup_pin = AT91_PIN_PA4, /* K-state, active low */
115 * MACB Ethernet device
117 static struct macb_platform_data __initdata macb_data = {
118 .phy_irq_pin = AT91_PIN_PA28,
119 .is_rmii = 1,
124 * I2C devices: eeprom and phy/switch
126 static struct i2c_board_info __initdata pcontrol_g20_i2c_devices[] = {
127 { /* D7 address width=2, 8KiB */
128 I2C_BOARD_INFO("24c64", 0x50)
129 }, { /* D8 address width=1, 1 byte has 32 bits! */
130 I2C_BOARD_INFO("lan9303", 0x0a)
131 }, };
135 * LEDs
137 static struct gpio_led pcontrol_g20_leds[] = {
139 .name = "LED1", /* red H5 */
140 .gpio = AT91_PIN_PB18,
141 .active_low = 1,
142 .default_trigger = "none", /* supervisor */
143 }, {
144 .name = "LED2", /* yellow H7 */
145 .gpio = AT91_PIN_PB19,
146 .active_low = 1,
147 .default_trigger = "mmc0", /* SD-card activity */
148 }, {
149 .name = "LED3", /* green H2 */
150 .gpio = AT91_PIN_PB20,
151 .active_low = 1,
152 .default_trigger = "heartbeat", /* blinky */
153 }, {
154 .name = "LED4", /* red H3 */
155 .gpio = AT91_PIN_PC6,
156 .active_low = 1,
157 .default_trigger = "none", /* connection lost */
158 }, {
159 .name = "LED5", /* yellow H6 */
160 .gpio = AT91_PIN_PC7,
161 .active_low = 1,
162 .default_trigger = "none", /* unsent data */
163 }, {
164 .name = "LED6", /* green H1 */
165 .gpio = AT91_PIN_PC9,
166 .active_low = 1,
167 .default_trigger = "none", /* snafu */
173 * SPI devices
175 static struct spi_board_info pcontrol_g20_spi_devices[] = {
177 .modalias = "spidev", /* HMI port X4 */
178 .chip_select = 1,
179 .max_speed_hz = 50 * 1000 * 1000,
180 .bus_num = 0,
181 }, {
182 .modalias = "spidev", /* piggyback A2 */
183 .chip_select = 0,
184 .max_speed_hz = 50 * 1000 * 1000,
185 .bus_num = 1,
190 static void __init pcontrol_g20_board_init(void)
192 /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) piggyback A2 */
193 at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS
194 | ATMEL_UART_RTS);
196 /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) isolated RS485 X5 */
197 at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS
198 | ATMEL_UART_RTS);
200 /* USART2 on ttyS3. (Rx, Tx) 9bit-Bus Multidrop-mode X4 */
201 at91_register_uart(AT91SAM9260_ID_US4, 3, 0);
202 stamp9g20_board_init();
203 at91_add_device_usbh(&usbh_data);
204 at91_add_device_eth(&macb_data);
205 at91_add_device_i2c(pcontrol_g20_i2c_devices,
206 ARRAY_SIZE(pcontrol_g20_i2c_devices));
207 add_device_pcontrol();
208 at91_add_device_spi(pcontrol_g20_spi_devices,
209 ARRAY_SIZE(pcontrol_g20_spi_devices));
210 at91_add_device_udc(&pcontrol_g20_udc_data);
211 at91_gpio_leds(pcontrol_g20_leds,
212 ARRAY_SIZE(pcontrol_g20_leds));
213 /* piggyback A2 */
214 at91_set_gpio_output(AT91_PIN_PB31, 1);
218 MACHINE_START(PCONTROL_G20, "PControl G20")
219 /* Maintainer: pgsellmann@portner-elektronik.at */
220 .init_time = at91sam926x_pit_init,
221 .map_io = at91_map_io,
222 .handle_irq = at91_aic_handle_irq,
223 .init_early = pcontrol_g20_init_early,
224 .init_irq = at91_init_irq_default,
225 .init_machine = pcontrol_g20_board_init,
226 MACHINE_END