2 * Copyright (C) 2009 Renesas Solutions Corp.
4 * Kuninori Morimoto <morimoto.kuninori@renesas.com>
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
11 #include <linux/init.h>
12 #include <linux/device.h>
13 #include <linux/platform_device.h>
14 #include <linux/mtd/physmap.h>
15 #include <linux/gpio.h>
16 #include <linux/interrupt.h>
18 #include <linux/delay.h>
19 #include <linux/usb/r8a66597.h>
20 #include <linux/i2c.h>
21 #include <video/sh_mobile_lcdc.h>
22 #include <media/sh_mobile_ceu.h>
23 #include <asm/heartbeat.h>
24 #include <asm/sh_eth.h>
25 #include <cpu/sh7724.h>
28 * Address Interface BusWidth
29 *-----------------------------------------
30 * 0x0000_0000 uboot 16bit
31 * 0x0004_0000 Linux romImage 16bit
32 * 0x0014_0000 MTD for Linux 16bit
33 * 0x0400_0000 Internal I/O 16/32bit
34 * 0x0800_0000 DRAM 32bit
35 * 0x1800_0000 MFI 16bit
39 static unsigned char led_pos[] = { 0, 1, 2, 3 };
40 static struct heartbeat_data heartbeat_data = {
46 static struct resource heartbeat_resources[] = {
48 .start = 0xA405012C, /* PTG */
49 .end = 0xA405012E - 1,
50 .flags = IORESOURCE_MEM,
54 static struct platform_device heartbeat_device = {
58 .platform_data = &heartbeat_data,
60 .num_resources = ARRAY_SIZE(heartbeat_resources),
61 .resource = heartbeat_resources,
65 static struct mtd_partition nor_flash_partitions[] = {
67 .name = "boot loader",
69 .size = (5 * 1024 * 1024),
70 .mask_flags = MTD_CAP_ROM,
73 .offset = MTDPART_OFS_APPEND,
74 .size = MTDPART_SIZ_FULL,
78 static struct physmap_flash_data nor_flash_data = {
80 .parts = nor_flash_partitions,
81 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
84 static struct resource nor_flash_resources[] = {
89 .flags = IORESOURCE_MEM,
93 static struct platform_device nor_flash_device = {
94 .name = "physmap-flash",
95 .resource = nor_flash_resources,
96 .num_resources = ARRAY_SIZE(nor_flash_resources),
98 .platform_data = &nor_flash_data,
103 #define SH_ETH_ADDR (0xA4600000)
104 #define SH_ETH_MAHR (SH_ETH_ADDR + 0x1C0)
105 #define SH_ETH_MALR (SH_ETH_ADDR + 0x1C8)
106 static struct resource sh_eth_resources[] = {
108 .start = SH_ETH_ADDR,
109 .end = SH_ETH_ADDR + 0x1FC,
110 .flags = IORESOURCE_MEM,
114 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
118 struct sh_eth_plat_data sh_eth_plat = {
119 .phy = 0x1f, /* SMSC LAN8700 */
120 .edmac_endian = EDMAC_LITTLE_ENDIAN,
123 static struct platform_device sh_eth_device = {
127 .platform_data = &sh_eth_plat,
129 .num_resources = ARRAY_SIZE(sh_eth_resources),
130 .resource = sh_eth_resources,
134 void usb0_port_power(int port, int power)
136 gpio_set_value(GPIO_PTB4, power);
139 static struct r8a66597_platdata usb0_host_data = {
141 .port_power = usb0_port_power,
144 static struct resource usb0_host_resources[] = {
147 .end = 0xa4d80124 - 1,
148 .flags = IORESOURCE_MEM,
153 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
157 static struct platform_device usb0_host_device = {
158 .name = "r8a66597_hcd",
161 .dma_mask = NULL, /* not use dma */
162 .coherent_dma_mask = 0xffffffff,
163 .platform_data = &usb0_host_data,
165 .num_resources = ARRAY_SIZE(usb0_host_resources),
166 .resource = usb0_host_resources,
172 * CN5 can use both host/function,
173 * and we can determine it by checking PTB[3]
175 * This time only USB1 host is supported.
177 void usb1_port_power(int port, int power)
179 if (!gpio_get_value(GPIO_PTB3)) {
180 printk(KERN_ERR "USB1 function is not supported\n");
184 gpio_set_value(GPIO_PTB5, power);
187 static struct r8a66597_platdata usb1_host_data = {
189 .port_power = usb1_port_power,
192 static struct resource usb1_host_resources[] = {
195 .end = 0xa4d90124 - 1,
196 .flags = IORESOURCE_MEM,
201 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
205 static struct platform_device usb1_host_device = {
206 .name = "r8a66597_hcd",
209 .dma_mask = NULL, /* not use dma */
210 .coherent_dma_mask = 0xffffffff,
211 .platform_data = &usb1_host_data,
213 .num_resources = ARRAY_SIZE(usb1_host_resources),
214 .resource = usb1_host_resources,
218 static struct sh_mobile_lcdc_info lcdc_info = {
220 .interface_type = RGB18,
221 .chan = LCDC_CHAN_MAINLCD,
224 .sync = 0, /* hsync and vsync are active low */
226 .lcd_size_cfg = { /* 7.0 inch */
235 static struct resource lcdc_resources[] = {
240 .flags = IORESOURCE_MEM,
244 .flags = IORESOURCE_IRQ,
248 static struct platform_device lcdc_device = {
249 .name = "sh_mobile_lcdc_fb",
250 .num_resources = ARRAY_SIZE(lcdc_resources),
251 .resource = lcdc_resources,
253 .platform_data = &lcdc_info,
256 .hwblk_id = HWBLK_LCDC,
261 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
262 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
265 static struct resource ceu0_resources[] = {
270 .flags = IORESOURCE_MEM,
274 .flags = IORESOURCE_IRQ,
277 /* place holder for contiguous memory */
281 static struct platform_device ceu0_device = {
282 .name = "sh_mobile_ceu",
283 .id = 0, /* "ceu0" clock */
284 .num_resources = ARRAY_SIZE(ceu0_resources),
285 .resource = ceu0_resources,
287 .platform_data = &sh_mobile_ceu0_info,
290 .hwblk_id = HWBLK_CEU0,
295 static struct sh_mobile_ceu_info sh_mobile_ceu1_info = {
296 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
299 static struct resource ceu1_resources[] = {
304 .flags = IORESOURCE_MEM,
308 .flags = IORESOURCE_IRQ,
311 /* place holder for contiguous memory */
315 static struct platform_device ceu1_device = {
316 .name = "sh_mobile_ceu",
317 .id = 1, /* "ceu1" clock */
318 .num_resources = ARRAY_SIZE(ceu1_resources),
319 .resource = ceu1_resources,
321 .platform_data = &sh_mobile_ceu1_info,
324 .hwblk_id = HWBLK_CEU1,
329 static struct i2c_board_info i2c1_devices[] = {
331 I2C_BOARD_INFO("r2025sd", 0x32),
335 static struct platform_device *ecovec_devices[] __initdata = {
340 &usb1_host_device, /* USB1 host support */
346 #define EEPROM_ADDR 0x50
347 static u8 mac_read(struct i2c_adapter *a, u8 command)
349 struct i2c_msg msg[2];
353 msg[0].addr = EEPROM_ADDR;
356 msg[0].buf = &command;
358 msg[1].addr = EEPROM_ADDR;
359 msg[1].flags = I2C_M_RD;
363 ret = i2c_transfer(a, msg, 2);
365 printk(KERN_ERR "error %d\n", ret);
373 static void __init sh_eth_init(void)
375 struct i2c_adapter *a = i2c_get_adapter(1);
381 pr_err("can not get I2C 1\n");
385 eth_clk = clk_get(NULL, "eth0");
387 pr_err("can not get eth0 clk\n");
391 /* read MAC address frome EEPROM */
392 for (i = 0; i < MAC_LEN; i++) {
393 mac[i] = mac_read(a, 0x10 + i);
401 ctrl_outl(0x1, SH_ETH_ADDR + 0x0);
404 ctrl_outl((mac[0] << 24) |
407 (mac[3] << 0), SH_ETH_MAHR);
408 ctrl_outl((mac[4] << 8) |
409 (mac[5] << 0), SH_ETH_MALR);
414 #define PORT_HIZA 0xA4050158
415 #define IODRIVEA 0xA405018A
416 static int __init arch_setup(void)
419 gpio_request(GPIO_FN_SCIF0_TXD, NULL);
420 gpio_request(GPIO_FN_SCIF0_RXD, NULL);
422 /* enable debug LED */
423 gpio_request(GPIO_PTG0, NULL);
424 gpio_request(GPIO_PTG1, NULL);
425 gpio_request(GPIO_PTG2, NULL);
426 gpio_request(GPIO_PTG3, NULL);
427 gpio_direction_output(GPIO_PTG0, 0);
428 gpio_direction_output(GPIO_PTG1, 0);
429 gpio_direction_output(GPIO_PTG2, 0);
430 gpio_direction_output(GPIO_PTG3, 0);
431 ctrl_outw((ctrl_inw(PORT_HIZA) & ~(0x1 << 1)) , PORT_HIZA);
434 gpio_request(GPIO_PTA1, NULL);
435 gpio_direction_output(GPIO_PTA1, 1);
438 gpio_request(GPIO_FN_RMII_RXD0, NULL);
439 gpio_request(GPIO_FN_RMII_RXD1, NULL);
440 gpio_request(GPIO_FN_RMII_TXD0, NULL);
441 gpio_request(GPIO_FN_RMII_TXD1, NULL);
442 gpio_request(GPIO_FN_RMII_REF_CLK, NULL);
443 gpio_request(GPIO_FN_RMII_TX_EN, NULL);
444 gpio_request(GPIO_FN_RMII_RX_ER, NULL);
445 gpio_request(GPIO_FN_RMII_CRS_DV, NULL);
446 gpio_request(GPIO_FN_MDIO, NULL);
447 gpio_request(GPIO_FN_MDC, NULL);
448 gpio_request(GPIO_FN_LNKSTA, NULL);
451 ctrl_outw(0x0000, 0xA4D80000);
452 gpio_request(GPIO_PTB3, NULL);
453 gpio_request(GPIO_PTB4, NULL);
454 gpio_request(GPIO_PTB5, NULL);
455 gpio_direction_input(GPIO_PTB3);
456 gpio_direction_output(GPIO_PTB4, 0);
457 gpio_direction_output(GPIO_PTB5, 0);
458 ctrl_outw(0x0600, 0xa40501d4);
459 ctrl_outw(0x0600, 0xa4050192);
462 gpio_request(GPIO_FN_LCDD23, NULL);
463 gpio_request(GPIO_FN_LCDD22, NULL);
464 gpio_request(GPIO_FN_LCDD21, NULL);
465 gpio_request(GPIO_FN_LCDD20, NULL);
466 gpio_request(GPIO_FN_LCDD19, NULL);
467 gpio_request(GPIO_FN_LCDD18, NULL);
468 gpio_request(GPIO_FN_LCDD17, NULL);
469 gpio_request(GPIO_FN_LCDD16, NULL);
470 gpio_request(GPIO_FN_LCDD15, NULL);
471 gpio_request(GPIO_FN_LCDD14, NULL);
472 gpio_request(GPIO_FN_LCDD13, NULL);
473 gpio_request(GPIO_FN_LCDD12, NULL);
474 gpio_request(GPIO_FN_LCDD11, NULL);
475 gpio_request(GPIO_FN_LCDD10, NULL);
476 gpio_request(GPIO_FN_LCDD9, NULL);
477 gpio_request(GPIO_FN_LCDD8, NULL);
478 gpio_request(GPIO_FN_LCDD7, NULL);
479 gpio_request(GPIO_FN_LCDD6, NULL);
480 gpio_request(GPIO_FN_LCDD5, NULL);
481 gpio_request(GPIO_FN_LCDD4, NULL);
482 gpio_request(GPIO_FN_LCDD3, NULL);
483 gpio_request(GPIO_FN_LCDD2, NULL);
484 gpio_request(GPIO_FN_LCDD1, NULL);
485 gpio_request(GPIO_FN_LCDD0, NULL);
486 gpio_request(GPIO_FN_LCDDISP, NULL);
487 gpio_request(GPIO_FN_LCDHSYN, NULL);
488 gpio_request(GPIO_FN_LCDDCK, NULL);
489 gpio_request(GPIO_FN_LCDVSYN, NULL);
490 gpio_request(GPIO_FN_LCDDON, NULL);
491 gpio_request(GPIO_FN_LCDLCLK, NULL);
492 ctrl_outw((ctrl_inw(PORT_HIZA) & ~0x0001), PORT_HIZA);
494 gpio_request(GPIO_PTE6, NULL);
495 gpio_request(GPIO_PTU1, NULL);
496 gpio_request(GPIO_PTR1, NULL);
497 gpio_request(GPIO_PTA2, NULL);
498 gpio_direction_input(GPIO_PTE6);
499 gpio_direction_output(GPIO_PTU1, 0);
500 gpio_direction_output(GPIO_PTR1, 0);
501 gpio_direction_output(GPIO_PTA2, 0);
503 /* I/O buffer drive ability is low */
504 ctrl_outw((ctrl_inw(IODRIVEA) & ~0x00c0) | 0x0040 , IODRIVEA);
506 if (gpio_get_value(GPIO_PTE6)) {
508 lcdc_info.clock_source = LCDC_CLK_EXTERNAL;
509 lcdc_info.ch[0].clock_divider = 1,
510 lcdc_info.ch[0].lcd_cfg.name = "DVI";
511 lcdc_info.ch[0].lcd_cfg.xres = 1280;
512 lcdc_info.ch[0].lcd_cfg.yres = 720;
513 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
514 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
515 lcdc_info.ch[0].lcd_cfg.hsync_len = 40;
516 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
517 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
518 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
520 gpio_set_value(GPIO_PTA2, 1);
521 gpio_set_value(GPIO_PTU1, 1);
525 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
526 lcdc_info.ch[0].clock_divider = 2,
527 lcdc_info.ch[0].lcd_cfg.name = "Panel";
528 lcdc_info.ch[0].lcd_cfg.xres = 800;
529 lcdc_info.ch[0].lcd_cfg.yres = 480;
530 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
531 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
532 lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
533 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
534 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
535 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
537 gpio_set_value(GPIO_PTR1, 1);
541 * LCDDON control is needed for Panel,
542 * but current sh_mobile_lcdc driver doesn't control it.
543 * It is temporary correspondence
545 gpio_request(GPIO_PTF4, NULL);
546 gpio_direction_output(GPIO_PTF4, 1);
550 gpio_request(GPIO_FN_VIO0_D15, NULL);
551 gpio_request(GPIO_FN_VIO0_D14, NULL);
552 gpio_request(GPIO_FN_VIO0_D13, NULL);
553 gpio_request(GPIO_FN_VIO0_D12, NULL);
554 gpio_request(GPIO_FN_VIO0_D11, NULL);
555 gpio_request(GPIO_FN_VIO0_D10, NULL);
556 gpio_request(GPIO_FN_VIO0_D9, NULL);
557 gpio_request(GPIO_FN_VIO0_D8, NULL);
558 gpio_request(GPIO_FN_VIO0_D7, NULL);
559 gpio_request(GPIO_FN_VIO0_D6, NULL);
560 gpio_request(GPIO_FN_VIO0_D5, NULL);
561 gpio_request(GPIO_FN_VIO0_D4, NULL);
562 gpio_request(GPIO_FN_VIO0_D3, NULL);
563 gpio_request(GPIO_FN_VIO0_D2, NULL);
564 gpio_request(GPIO_FN_VIO0_D1, NULL);
565 gpio_request(GPIO_FN_VIO0_D0, NULL);
566 gpio_request(GPIO_FN_VIO0_VD, NULL);
567 gpio_request(GPIO_FN_VIO0_CLK, NULL);
568 gpio_request(GPIO_FN_VIO0_FLD, NULL);
569 gpio_request(GPIO_FN_VIO0_HD, NULL);
570 platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20);
573 gpio_request(GPIO_FN_VIO1_D7, NULL);
574 gpio_request(GPIO_FN_VIO1_D6, NULL);
575 gpio_request(GPIO_FN_VIO1_D5, NULL);
576 gpio_request(GPIO_FN_VIO1_D4, NULL);
577 gpio_request(GPIO_FN_VIO1_D3, NULL);
578 gpio_request(GPIO_FN_VIO1_D2, NULL);
579 gpio_request(GPIO_FN_VIO1_D1, NULL);
580 gpio_request(GPIO_FN_VIO1_D0, NULL);
581 gpio_request(GPIO_FN_VIO1_FLD, NULL);
582 gpio_request(GPIO_FN_VIO1_HD, NULL);
583 gpio_request(GPIO_FN_VIO1_VD, NULL);
584 gpio_request(GPIO_FN_VIO1_CLK, NULL);
585 platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20);
587 /* enable I2C device */
588 i2c_register_board_info(1, i2c1_devices,
589 ARRAY_SIZE(i2c1_devices));
591 return platform_add_devices(ecovec_devices,
592 ARRAY_SIZE(ecovec_devices));
594 arch_initcall(arch_setup);
596 static int __init devices_setup(void)
601 device_initcall(devices_setup);
604 static struct sh_machine_vector mv_ecovec __initmv = {
605 .mv_name = "R0P7724 (EcoVec)",