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Andrew Victorb85a8912006-12-01 14:37:56 +01001/*
Andrew Victord0760b32007-02-08 09:00:39 +01002 * linux/arch/arm/mach-at91/board-sam9260ek.c
Andrew Victorb85a8912006-12-01 14:37:56 +01003 *
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2006 Atmel
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#include <linux/types.h>
23#include <linux/init.h>
24#include <linux/mm.h>
25#include <linux/module.h>
26#include <linux/platform_device.h>
27#include <linux/spi/spi.h>
Andrew Victor5e9df922008-04-02 22:18:35 +010028#include <linux/spi/at73c213.h>
29#include <linux/clk.h>
Andrew Victorb85a8912006-12-01 14:37:56 +010030
31#include <asm/hardware.h>
32#include <asm/setup.h>
33#include <asm/mach-types.h>
34#include <asm/irq.h>
35
36#include <asm/mach/arch.h>
37#include <asm/mach/map.h>
38#include <asm/mach/irq.h>
39
40#include <asm/arch/board.h>
41#include <asm/arch/gpio.h>
Andrew Victorb85a8912006-12-01 14:37:56 +010042
43#include "generic.h"
44
45
Andrew Victorb85a8912006-12-01 14:37:56 +010046static void __init ek_map_io(void)
47{
48 /* Initialize processor: 18.432 MHz crystal */
49 at91sam9260_initialize(18432000);
50
Andrew Victora3da1222008-04-02 21:47:29 +010051 /* DGBU on ttyS0. (Rx & Tx only) */
52 at91_register_uart(0, 0, 0);
53
54 /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
55 at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
56 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
57 | ATMEL_UART_RI);
58
59 /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
60 at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
61
62 /* set serial console to ttyS0 (ie, DBGU) */
63 at91_set_serial_console(0);
Andrew Victorb85a8912006-12-01 14:37:56 +010064}
65
66static void __init ek_init_irq(void)
67{
68 at91sam9260_init_interrupts(NULL);
69}
70
71
72/*
73 * USB Host port
74 */
75static struct at91_usbh_data __initdata ek_usbh_data = {
76 .ports = 2,
77};
78
79/*
80 * USB Device port
81 */
82static struct at91_udc_data __initdata ek_udc_data = {
83 .vbus_pin = AT91_PIN_PC5,
84 .pullup_pin = 0, /* pull-up driven by UDC */
85};
86
87
88/*
Andrew Victor5e9df922008-04-02 22:18:35 +010089 * Audio
90 */
91static struct at73c213_board_info at73c213_data = {
92 .ssc_id = 0,
93 .shortname = "AT91SAM9260-EK external DAC",
94};
95
96#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
97static void __init at73c213_set_clk(struct at73c213_board_info *info)
98{
99 struct clk *pck0;
100 struct clk *plla;
101
102 pck0 = clk_get(NULL, "pck0");
103 plla = clk_get(NULL, "plla");
104
105 /* AT73C213 MCK Clock */
106 at91_set_B_periph(AT91_PIN_PC1, 0); /* PCK0 */
107
108 clk_set_parent(pck0, plla);
109 clk_put(plla);
110
111 info->dac_clk = pck0;
112}
113#else
114static void __init at73c213_set_clk(struct at73c213_board_info *info) {}
115#endif
116
117/*
Andrew Victorb85a8912006-12-01 14:37:56 +0100118 * SPI devices.
119 */
120static struct spi_board_info ek_spi_devices[] = {
121#if !defined(CONFIG_MMC_AT91)
122 { /* DataFlash chip */
123 .modalias = "mtd_dataflash",
124 .chip_select = 1,
125 .max_speed_hz = 15 * 1000 * 1000,
126 .bus_num = 0,
127 },
128#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
129 { /* DataFlash card */
130 .modalias = "mtd_dataflash",
131 .chip_select = 0,
132 .max_speed_hz = 15 * 1000 * 1000,
133 .bus_num = 0,
134 },
135#endif
136#endif
Andrew Victor93afa752007-05-03 14:39:41 +0100137#if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
Andrew Victorb85a8912006-12-01 14:37:56 +0100138 { /* AT73C213 DAC */
Andrew Victor93afa752007-05-03 14:39:41 +0100139 .modalias = "at73c213",
Andrew Victorb85a8912006-12-01 14:37:56 +0100140 .chip_select = 0,
141 .max_speed_hz = 10 * 1000 * 1000,
142 .bus_num = 1,
Andrew Victor5e9df922008-04-02 22:18:35 +0100143 .mode = SPI_MODE_1,
144 .platform_data = &at73c213_data,
Andrew Victorb85a8912006-12-01 14:37:56 +0100145 },
146#endif
147};
148
149
150/*
151 * MACB Ethernet device
152 */
Sam Ravnborg3e18c8d2007-04-26 00:04:39 -0700153static struct at91_eth_data __initdata ek_macb_data = {
Andrew Victor44853a82006-12-08 11:24:18 +0100154 .phy_irq_pin = AT91_PIN_PA7,
Andrew Victorb85a8912006-12-01 14:37:56 +0100155 .is_rmii = 1,
156};
157
158
159/*
160 * NAND flash
161 */
162static struct mtd_partition __initdata ek_nand_partition[] = {
163 {
164 .name = "Partition 1",
165 .offset = 0,
166 .size = 256 * 1024,
167 },
168 {
169 .name = "Partition 2",
170 .offset = 256 * 1024,
171 .size = MTDPART_SIZ_FULL,
172 },
173};
174
Sam Ravnborg3e18c8d2007-04-26 00:04:39 -0700175static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
Andrew Victorb85a8912006-12-01 14:37:56 +0100176{
177 *num_partitions = ARRAY_SIZE(ek_nand_partition);
178 return ek_nand_partition;
179}
180
181static struct at91_nand_data __initdata ek_nand_data = {
182 .ale = 21,
183 .cle = 22,
184// .det_pin = ... not connected
185 .rdy_pin = AT91_PIN_PC13,
186 .enable_pin = AT91_PIN_PC14,
187 .partition_info = nand_partitions,
188#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
189 .bus_width_16 = 1,
190#else
191 .bus_width_16 = 0,
192#endif
193};
194
195
196/*
197 * MCI (SD/MMC)
198 */
199static struct at91_mmc_data __initdata ek_mmc_data = {
200 .slot_b = 1,
201 .wire4 = 1,
202// .det_pin = ... not connected
203// .wp_pin = ... not connected
204// .vcc_pin = ... not connected
205};
206
Andrew Victor5b7659d2008-04-02 22:20:45 +0100207
208/*
209 * LEDs
210 */
211static struct gpio_led ek_leds[] = {
212 { /* "bottom" led, green, userled1 to be defined */
213 .name = "ds5",
214 .gpio = AT91_PIN_PA6,
215 .active_low = 1,
216 .default_trigger = "none",
217 },
218 { /* "power" led, yellow */
219 .name = "ds1",
220 .gpio = AT91_PIN_PA9,
221 .default_trigger = "heartbeat",
222 }
223};
224
Andrew Victorb85a8912006-12-01 14:37:56 +0100225static void __init ek_board_init(void)
226{
227 /* Serial */
228 at91_add_device_serial();
229 /* USB Host */
230 at91_add_device_usbh(&ek_usbh_data);
231 /* USB Device */
232 at91_add_device_udc(&ek_udc_data);
233 /* SPI */
234 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
235 /* NAND */
236 at91_add_device_nand(&ek_nand_data);
237 /* Ethernet */
238 at91_add_device_eth(&ek_macb_data);
239 /* MMC */
Andrew Victord0760b32007-02-08 09:00:39 +0100240 at91_add_device_mmc(0, &ek_mmc_data);
Andrew Victor93afa752007-05-03 14:39:41 +0100241 /* I2C */
Andrew Victorf230d3f2007-11-19 13:47:20 +0100242 at91_add_device_i2c(NULL, 0);
Andrew Victor5e9df922008-04-02 22:18:35 +0100243 /* SSC (to AT73C213) */
244 at73c213_set_clk(&at73c213_data);
245 at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
Andrew Victor5b7659d2008-04-02 22:20:45 +0100246 /* LEDs */
247 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
Andrew Victorb85a8912006-12-01 14:37:56 +0100248}
249
250MACHINE_START(AT91SAM9260EK, "Atmel AT91SAM9260-EK")
251 /* Maintainer: Atmel */
252 .phys_io = AT91_BASE_SYS,
253 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
254 .boot_params = AT91_SDRAM_BASE + 0x100,
255 .timer = &at91sam926x_timer,
256 .map_io = ek_map_io,
257 .init_irq = ek_init_irq,
258 .init_machine = ek_board_init,
259MACHINE_END