2 * mackerel board support
4 * Copyright (C) 2010 Renesas Solutions Corp.
5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
8 * Copyright (C) 2010 Magnus Damm
9 * Copyright (C) 2008 Yoshihiro Shimoda
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; version 2 of the License.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include <linux/kernel.h>
25 #include <linux/init.h>
26 #include <linux/interrupt.h>
27 #include <linux/irq.h>
28 #include <linux/platform_device.h>
29 #include <linux/gpio.h>
30 #include <linux/input.h>
32 #include <linux/mtd/mtd.h>
33 #include <linux/mtd/partitions.h>
34 #include <linux/mtd/physmap.h>
35 #include <linux/smsc911x.h>
37 #include <video/sh_mobile_lcdc.h>
39 #include <mach/common.h>
40 #include <mach/sh7372.h>
42 #include <asm/mach/arch.h>
43 #include <asm/mach/time.h>
44 #include <asm/mach/map.h>
45 #include <asm/mach-types.h>
48 * Address Interface BusWidth note
49 * ------------------------------------------------------------------
50 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
51 * 0x0800_0000 user area -
52 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
53 * 0x1400_0000 Ether (LAN9220) 16bit
54 * 0x1600_0000 user area - cannot use with NAND
55 * 0x1800_0000 user area -
57 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
63 * SW4 | Boot Area| Master | Remarks
64 * 1 | 2 | 3 | 4 | 5 | 6 | 8 | | Processor|
65 * ----+-----+-----+-----+-----+-----+-----+----------+----------+--------------
66 * ON | ON | OFF | ON | ON | OFF | OFF | External | System | External ROM
67 * ON | ON | ON | ON | ON | OFF | OFF | External | System | ROM Debug
68 * ON | ON | X | ON | OFF | OFF | OFF | Built-in | System | ROM Debug
69 * X | OFF | X | X | X | X | OFF | Built-in | System | MaskROM
70 * OFF | X | X | X | X | X | OFF | Built-in | System | MaskROM
71 * X | X | X | OFF | X | X | OFF | Built-in | System | MaskROM
72 * OFF | ON | OFF | X | X | OFF | ON | External | System | Standalone
73 * ON | OFF | OFF | X | X | OFF | ON | External | Realtime | Standalone
79 * SW1 | SW2 | SW7 | NOR Flash ROM
80 * bit1 | bit1 bit2 | bit1 | Memory allocation
81 * ------+------------+------+------------------
82 * OFF | ON OFF | ON | Area 0
83 * OFF | ON OFF | OFF | Area 4
90 * -----------------------
98 * SW1 | SW2 | SW7 | NAND Flash ROM
99 * bit1 | bit1 bit2 | bit2 | Memory allocation
100 * ------+------------+------+------------------
101 * OFF | ON OFF | ON | FCE 0
102 * OFF | ON OFF | OFF | FCE 1
106 * External interrupt pin settings
108 * IRQX | pin setting | device | level
109 * ------+--------------------+--------------------+-------
110 * IRQ0 | ICR1A.IRQ0SA=0010 | SDHI2 card detect | Low
111 * IRQ6 | ICR1A.IRQ6SA=0011 | Ether(LAN9220) | High
112 * IRQ7 | ICR1A.IRQ7SA=0010 | LCD Tuch Panel | Low
113 * IRQ8 | ICR2A.IRQ8SA=0010 | MMC/SD card detect | Low
114 * IRQ9 | ICR2A.IRQ9SA=0010 | KEY(TCA6408) | Low
115 * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345) | High
116 * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975) | High
121 static struct mtd_partition nor_flash_partitions[] = {
124 .offset = 0x00000000,
126 .mask_flags = MTD_WRITEABLE,
130 .offset = MTDPART_OFS_APPEND,
132 .mask_flags = MTD_WRITEABLE,
136 .offset = MTDPART_OFS_APPEND,
137 .size = 8 * 1024 * 1024,
138 .mask_flags = MTD_WRITEABLE,
142 .offset = MTDPART_OFS_APPEND,
143 .size = 8 * 1024 * 1024,
147 .offset = MTDPART_OFS_APPEND,
148 .size = MTDPART_SIZ_FULL,
152 static struct physmap_flash_data nor_flash_data = {
154 .parts = nor_flash_partitions,
155 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
158 static struct resource nor_flash_resources[] = {
161 .end = 0x08000000 - 1,
162 .flags = IORESOURCE_MEM,
166 static struct platform_device nor_flash_device = {
167 .name = "physmap-flash",
169 .platform_data = &nor_flash_data,
171 .num_resources = ARRAY_SIZE(nor_flash_resources),
172 .resource = nor_flash_resources,
176 static struct resource smc911x_resources[] = {
179 .end = 0x16000000 - 1,
180 .flags = IORESOURCE_MEM,
182 .start = evt2irq(0x02c0) /* IRQ6A */,
183 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
187 static struct smsc911x_platform_config smsc911x_info = {
188 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
189 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
190 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
193 static struct platform_device smc911x_device = {
196 .num_resources = ARRAY_SIZE(smc911x_resources),
197 .resource = smc911x_resources,
199 .platform_data = &smsc911x_info,
204 static struct fb_videomode mackerel_lcdc_modes[] = {
206 .name = "WVGA Panel",
219 static struct sh_mobile_lcdc_info lcdc_info = {
220 .clock_source = LCDC_CLK_BUS,
222 .chan = LCDC_CHAN_MAINLCD,
224 .lcd_cfg = mackerel_lcdc_modes,
225 .num_cfg = ARRAY_SIZE(mackerel_lcdc_modes),
226 .interface_type = RGB24,
229 .lcd_size_cfg.width = 152,
230 .lcd_size_cfg.height = 91,
234 static struct resource lcdc_resources[] = {
239 .flags = IORESOURCE_MEM,
242 .start = intcs_evt2irq(0x580),
243 .flags = IORESOURCE_IRQ,
247 static struct platform_device lcdc_device = {
248 .name = "sh_mobile_lcdc_fb",
249 .num_resources = ARRAY_SIZE(lcdc_resources),
250 .resource = lcdc_resources,
252 .platform_data = &lcdc_info,
253 .coherent_dma_mask = ~0,
257 static struct platform_device *mackerel_devices[] __initdata = {
263 static struct map_desc mackerel_io_desc[] __initdata = {
264 /* create a 1:1 entity map for 0xe6xxxxxx
265 * used by CPGA, INTC and PFC.
268 .virtual = 0xe6000000,
269 .pfn = __phys_to_pfn(0xe6000000),
271 .type = MT_DEVICE_NONSHARED
275 static void __init mackerel_map_io(void)
277 iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc));
279 /* setup early devices and console here as well */
280 sh7372_add_early_devices();
281 shmobile_setup_console();
284 static void __init mackerel_init(void)
286 sh7372_pinmux_init();
289 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
290 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
292 /* enable SMSC911X */
293 gpio_request(GPIO_FN_CS5A, NULL);
294 gpio_request(GPIO_FN_IRQ6_39, NULL);
297 gpio_request(GPIO_FN_LCDD17, NULL);
298 gpio_request(GPIO_FN_LCDD16, NULL);
299 gpio_request(GPIO_FN_LCDD15, NULL);
300 gpio_request(GPIO_FN_LCDD14, NULL);
301 gpio_request(GPIO_FN_LCDD13, NULL);
302 gpio_request(GPIO_FN_LCDD12, NULL);
303 gpio_request(GPIO_FN_LCDD11, NULL);
304 gpio_request(GPIO_FN_LCDD10, NULL);
305 gpio_request(GPIO_FN_LCDD9, NULL);
306 gpio_request(GPIO_FN_LCDD8, NULL);
307 gpio_request(GPIO_FN_LCDD7, NULL);
308 gpio_request(GPIO_FN_LCDD6, NULL);
309 gpio_request(GPIO_FN_LCDD5, NULL);
310 gpio_request(GPIO_FN_LCDD4, NULL);
311 gpio_request(GPIO_FN_LCDD3, NULL);
312 gpio_request(GPIO_FN_LCDD2, NULL);
313 gpio_request(GPIO_FN_LCDD1, NULL);
314 gpio_request(GPIO_FN_LCDD0, NULL);
315 gpio_request(GPIO_FN_LCDDISP, NULL);
316 gpio_request(GPIO_FN_LCDDCK, NULL);
318 gpio_request(GPIO_PORT31, NULL); /* backlight */
319 gpio_direction_output(GPIO_PORT31, 1);
321 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
322 gpio_direction_output(GPIO_PORT151, 1);
325 sh7372_add_standard_devices();
327 platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
330 static void __init mackerel_timer_init(void)
333 shmobile_timer.init();
336 static struct sys_timer mackerel_timer = {
337 .init = mackerel_timer_init,
340 MACHINE_START(MACKEREL, "mackerel")
341 .map_io = mackerel_map_io,
342 .init_irq = sh7372_init_irq,
343 .init_machine = mackerel_init,
344 .timer = &mackerel_timer,