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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-10-19 17:06:36 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-10-19 17:06:36 -0400
commit809b4e00baf006a990a73329ba381d536c6fa277 (patch)
treee949e0efd019d6f932537aba762792b07a84351c /arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c
parenta0a55682b83fd5f012afadcf415b030d7424ae68 (diff)
parent79a94c3538bda6869d7bb150b5e02dd3a72314dd (diff)
Merge branch 'devel-stable' into devel
Diffstat (limited to 'arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c')
-rw-r--r--arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c329
1 files changed, 0 insertions, 329 deletions
diff --git a/arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c b/arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c
deleted file mode 100644
index c49f5c003ee1..000000000000
--- a/arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c
+++ /dev/null
@@ -1,329 +0,0 @@
1/*
2 * Copyright (C) 2005 SAN People
3 * Copyright (C) 2008 Atmel
4 * Copyright (C) 2009 Rob Emanuele
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#include <linux/types.h>
22#include <linux/init.h>
23#include <linux/mm.h>
24#include <linux/module.h>
25#include <linux/platform_device.h>
26#include <linux/spi/spi.h>
27#include <linux/spi/at73c213.h>
28#include <linux/clk.h>
29#include <linux/regulator/machine.h>
30#include <linux/regulator/fixed.h>
31#include <linux/regulator/consumer.h>
32
33#include <mach/hardware.h>
34#include <asm/setup.h>
35#include <asm/mach-types.h>
36#include <asm/irq.h>
37
38#include <asm/mach/arch.h>
39#include <asm/mach/map.h>
40#include <asm/mach/irq.h>
41
42#include <mach/board.h>
43#include <mach/gpio.h>
44#include <mach/at91sam9_smc.h>
45
46#include "sam9_smc.h"
47#include "generic.h"
48
49
50static void __init ek_map_io(void)
51{
52 /* Initialize processor: 18.432 MHz crystal */
53 at91sam9260_initialize(18432000);
54
55 /* DGBU on ttyS0. (Rx & Tx only) */
56 at91_register_uart(0, 0, 0);
57
58 /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
59 at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
60 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
61 | ATMEL_UART_RI);
62
63 /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
64 at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
65
66 /* set serial console to ttyS0 (ie, DBGU) */
67 at91_set_serial_console(0);
68}
69
70static void __init ek_init_irq(void)
71{
72 at91sam9260_init_interrupts(NULL);
73}
74
75
76/*
77 * USB Host port
78 */
79static struct at91_usbh_data __initdata ek_usbh_data = {
80 .ports = 2,
81};
82
83/*
84 * USB Device port
85 */
86static struct at91_udc_data __initdata ek_udc_data = {
87 .vbus_pin = AT91_PIN_PC5,
88 .pullup_pin = 0, /* pull-up driven by UDC */
89};
90
91
92/*
93 * SPI devices.
94 */
95static struct spi_board_info ek_spi_devices[] = {
96#if !(defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_AT91))
97 { /* DataFlash chip */
98 .modalias = "mtd_dataflash",
99 .chip_select = 1,
100 .max_speed_hz = 15 * 1000 * 1000,
101 .bus_num = 0,
102 },
103#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
104 { /* DataFlash card */
105 .modalias = "mtd_dataflash",
106 .chip_select = 0,
107 .max_speed_hz = 15 * 1000 * 1000,
108 .bus_num = 0,
109 },
110#endif
111#endif
112};
113
114
115/*
116 * MACB Ethernet device
117 */
118static struct at91_eth_data __initdata ek_macb_data = {
119 .phy_irq_pin = AT91_PIN_PB0,
120 .is_rmii = 1,
121};
122
123
124/*
125 * NAND flash
126 */
127static struct mtd_partition __initdata ek_nand_partition[] = {
128 {
129 .name = "Bootstrap",
130 .offset = 0,
131 .size = 4 * SZ_1M,
132 },
133 {
134 .name = "Partition 1",
135 .offset = MTDPART_OFS_NXTBLK,
136 .size = 60 * SZ_1M,
137 },
138 {
139 .name = "Partition 2",
140 .offset = MTDPART_OFS_NXTBLK,
141 .size = MTDPART_SIZ_FULL,
142 },
143};
144
145static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
146{
147 *num_partitions = ARRAY_SIZE(ek_nand_partition);
148 return ek_nand_partition;
149}
150
151/* det_pin is not connected */
152static struct atmel_nand_data __initdata ek_nand_data = {
153 .ale = 21,
154 .cle = 22,
155 .rdy_pin = AT91_PIN_PC13,
156 .enable_pin = AT91_PIN_PC14,
157 .partition_info = nand_partitions,
158#if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16)
159 .bus_width_16 = 1,
160#else
161 .bus_width_16 = 0,
162#endif
163};
164
165static struct sam9_smc_config __initdata ek_nand_smc_config = {
166 .ncs_read_setup = 0,
167 .nrd_setup = 2,
168 .ncs_write_setup = 0,
169 .nwe_setup = 2,
170
171 .ncs_read_pulse = 4,
172 .nrd_pulse = 4,
173 .ncs_write_pulse = 4,
174 .nwe_pulse = 4,
175
176 .read_cycle = 7,
177 .write_cycle = 7,
178
179 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
180 .tdf_cycles = 3,
181};
182
183static void __init ek_add_device_nand(void)
184{
185 /* setup bus-width (8 or 16) */
186 if (ek_nand_data.bus_width_16)
187 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
188 else
189 ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
190
191 /* configure chip-select 3 (NAND) */
192 sam9_smc_configure(3, &ek_nand_smc_config);
193
194 at91_add_device_nand(&ek_nand_data);
195}
196
197
198/*
199 * MCI (SD/MMC)
200 * wp_pin is not connected
201 */
202#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
203static struct mci_platform_data __initdata ek_mmc_data = {
204 .slot[0] = {
205 .bus_width = 4,
206 .detect_pin = AT91_PIN_PC2,
207 .wp_pin = -ENODEV,
208 },
209 .slot[1] = {
210 .bus_width = 4,
211 .detect_pin = AT91_PIN_PC9,
212 .wp_pin = -ENODEV,
213 },
214
215};
216#else
217static struct at91_mmc_data __initdata ek_mmc_data = {
218 .slot_b = 1, /* Only one slot so use slot B */
219 .wire4 = 1,
220 .det_pin = AT91_PIN_PC9,
221};
222#endif
223
224/*
225 * LEDs
226 */
227static struct gpio_led ek_leds[] = {
228 { /* "bottom" led, green, userled1 to be defined */
229 .name = "ds5",
230 .gpio = AT91_PIN_PB8,
231 .active_low = 1,
232 .default_trigger = "none",
233 },
234 { /* "power" led, yellow */
235 .name = "ds1",
236 .gpio = AT91_PIN_PB9,
237 .default_trigger = "heartbeat",
238 }
239};
240
241#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE)
242static struct regulator_consumer_supply ek_audio_consumer_supplies[] = {
243 REGULATOR_SUPPLY("AVDD", "0-001b"),
244 REGULATOR_SUPPLY("HPVDD", "0-001b"),
245 REGULATOR_SUPPLY("DBVDD", "0-001b"),
246 REGULATOR_SUPPLY("DCVDD", "0-001b"),
247};
248
249static struct regulator_init_data ek_avdd_reg_init_data = {
250 .constraints = {
251 .name = "3V3",
252 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
253 },
254 .consumer_supplies = ek_audio_consumer_supplies,
255 .num_consumer_supplies = ARRAY_SIZE(ek_audio_consumer_supplies),
256};
257
258static struct fixed_voltage_config ek_vdd_pdata = {
259 .supply_name = "board-3V3",
260 .microvolts = 3300000,
261 .gpio = -EINVAL,
262 .enabled_at_boot = 0,
263 .init_data = &ek_avdd_reg_init_data,
264};
265static struct platform_device ek_voltage_regulator = {
266 .name = "reg-fixed-voltage",
267 .id = -1,
268 .num_resources = 0,
269 .dev = {
270 .platform_data = &ek_vdd_pdata,
271 },
272};
273static void __init ek_add_regulators(void)
274{
275 platform_device_register(&ek_voltage_regulator);
276}
277#else
278static void __init ek_add_regulators(void) {}
279#endif
280
281static struct i2c_board_info __initdata ek_i2c_devices[] = {
282 {
283 I2C_BOARD_INFO("24c512", 0x50),
284 },
285};
286
287
288static void __init ek_board_init(void)
289{
290 /* Serial */
291 at91_add_device_serial();
292 /* USB Host */
293 at91_add_device_usbh(&ek_usbh_data);
294 /* USB Device */
295 at91_add_device_udc(&ek_udc_data);
296 /* SPI */
297 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
298 /* NAND */
299 ek_add_device_nand();
300 /* Ethernet */
301 at91_add_device_eth(&ek_macb_data);
302 /* Regulators */
303 ek_add_regulators();
304 /* MMC */
305#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
306 at91_add_device_mci(0, &ek_mmc_data);
307#else
308 at91_add_device_mmc(0, &ek_mmc_data);
309#endif
310 /* I2C */
311 at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
312 /* LEDs */
313 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
314 /* PCK0 provides MCLK to the WM8731 */
315 at91_set_B_periph(AT91_PIN_PC1, 0);
316 /* SSC (for WM8731) */
317 at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
318}
319
320MACHINE_START(AT91SAM9G20EK_2MMC, "Atmel AT91SAM9G20-EK 2 MMC Slot Mod")
321 /* Maintainer: Rob Emanuele */
322 .phys_io = AT91_BASE_SYS,
323 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
324 .boot_params = AT91_SDRAM_BASE + 0x100,
325 .timer = &at91sam926x_timer,
326 .map_io = ek_map_io,
327 .init_irq = ek_init_irq,
328 .init_machine = ek_board_init,
329MACHINE_END
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