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 <linux/input.h>
22 #include <video/sh_mobile_lcdc.h>
23 #include <media/sh_mobile_ceu.h>
24 #include <asm/heartbeat.h>
25 #include <asm/sh_eth.h>
26 #include <asm/sh_keysc.h>
27 #include <asm/clock.h>
28 #include <cpu/sh7724.h>
31 * Address Interface BusWidth
32 *-----------------------------------------
33 * 0x0000_0000 uboot 16bit
34 * 0x0004_0000 Linux romImage 16bit
35 * 0x0014_0000 MTD for Linux 16bit
36 * 0x0400_0000 Internal I/O 16/32bit
37 * 0x0800_0000 DRAM 32bit
38 * 0x1800_0000 MFI 16bit
42 static unsigned char led_pos[] = { 0, 1, 2, 3 };
43 static struct heartbeat_data heartbeat_data = {
49 static struct resource heartbeat_resources[] = {
51 .start = 0xA405012C, /* PTG */
52 .end = 0xA405012E - 1,
53 .flags = IORESOURCE_MEM,
57 static struct platform_device heartbeat_device = {
61 .platform_data = &heartbeat_data,
63 .num_resources = ARRAY_SIZE(heartbeat_resources),
64 .resource = heartbeat_resources,
68 static struct mtd_partition nor_flash_partitions[] = {
70 .name = "boot loader",
72 .size = (5 * 1024 * 1024),
73 .mask_flags = MTD_CAP_ROM,
76 .offset = MTDPART_OFS_APPEND,
77 .size = MTDPART_SIZ_FULL,
81 static struct physmap_flash_data nor_flash_data = {
83 .parts = nor_flash_partitions,
84 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
87 static struct resource nor_flash_resources[] = {
92 .flags = IORESOURCE_MEM,
96 static struct platform_device nor_flash_device = {
97 .name = "physmap-flash",
98 .resource = nor_flash_resources,
99 .num_resources = ARRAY_SIZE(nor_flash_resources),
101 .platform_data = &nor_flash_data,
106 #define SH_ETH_ADDR (0xA4600000)
107 #define SH_ETH_MAHR (SH_ETH_ADDR + 0x1C0)
108 #define SH_ETH_MALR (SH_ETH_ADDR + 0x1C8)
109 static struct resource sh_eth_resources[] = {
111 .start = SH_ETH_ADDR,
112 .end = SH_ETH_ADDR + 0x1FC,
113 .flags = IORESOURCE_MEM,
117 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
121 struct sh_eth_plat_data sh_eth_plat = {
122 .phy = 0x1f, /* SMSC LAN8700 */
123 .edmac_endian = EDMAC_LITTLE_ENDIAN,
124 .ether_link_active_low = 1
127 static struct platform_device sh_eth_device = {
131 .platform_data = &sh_eth_plat,
133 .num_resources = ARRAY_SIZE(sh_eth_resources),
134 .resource = sh_eth_resources,
138 void usb0_port_power(int port, int power)
140 gpio_set_value(GPIO_PTB4, power);
143 static struct r8a66597_platdata usb0_host_data = {
145 .port_power = usb0_port_power,
148 static struct resource usb0_host_resources[] = {
151 .end = 0xa4d80124 - 1,
152 .flags = IORESOURCE_MEM,
157 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
161 static struct platform_device usb0_host_device = {
162 .name = "r8a66597_hcd",
165 .dma_mask = NULL, /* not use dma */
166 .coherent_dma_mask = 0xffffffff,
167 .platform_data = &usb0_host_data,
169 .num_resources = ARRAY_SIZE(usb0_host_resources),
170 .resource = usb0_host_resources,
176 * CN5 can use both host/function,
177 * and we can determine it by checking PTB[3]
179 * This time only USB1 host is supported.
181 void usb1_port_power(int port, int power)
183 if (!gpio_get_value(GPIO_PTB3)) {
184 printk(KERN_ERR "USB1 function is not supported\n");
188 gpio_set_value(GPIO_PTB5, power);
191 static struct r8a66597_platdata usb1_host_data = {
193 .port_power = usb1_port_power,
196 static struct resource usb1_host_resources[] = {
199 .end = 0xa4d90124 - 1,
200 .flags = IORESOURCE_MEM,
205 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
209 static struct platform_device usb1_host_device = {
210 .name = "r8a66597_hcd",
213 .dma_mask = NULL, /* not use dma */
214 .coherent_dma_mask = 0xffffffff,
215 .platform_data = &usb1_host_data,
217 .num_resources = ARRAY_SIZE(usb1_host_resources),
218 .resource = usb1_host_resources,
222 static struct sh_mobile_lcdc_info lcdc_info = {
224 .interface_type = RGB18,
225 .chan = LCDC_CHAN_MAINLCD,
228 .sync = 0, /* hsync and vsync are active low */
230 .lcd_size_cfg = { /* 7.0 inch */
239 static struct resource lcdc_resources[] = {
244 .flags = IORESOURCE_MEM,
248 .flags = IORESOURCE_IRQ,
252 static struct platform_device lcdc_device = {
253 .name = "sh_mobile_lcdc_fb",
254 .num_resources = ARRAY_SIZE(lcdc_resources),
255 .resource = lcdc_resources,
257 .platform_data = &lcdc_info,
260 .hwblk_id = HWBLK_LCDC,
265 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
266 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
269 static struct resource ceu0_resources[] = {
274 .flags = IORESOURCE_MEM,
278 .flags = IORESOURCE_IRQ,
281 /* place holder for contiguous memory */
285 static struct platform_device ceu0_device = {
286 .name = "sh_mobile_ceu",
287 .id = 0, /* "ceu0" clock */
288 .num_resources = ARRAY_SIZE(ceu0_resources),
289 .resource = ceu0_resources,
291 .platform_data = &sh_mobile_ceu0_info,
294 .hwblk_id = HWBLK_CEU0,
299 static struct sh_mobile_ceu_info sh_mobile_ceu1_info = {
300 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
303 static struct resource ceu1_resources[] = {
308 .flags = IORESOURCE_MEM,
312 .flags = IORESOURCE_IRQ,
315 /* place holder for contiguous memory */
319 static struct platform_device ceu1_device = {
320 .name = "sh_mobile_ceu",
321 .id = 1, /* "ceu1" clock */
322 .num_resources = ARRAY_SIZE(ceu1_resources),
323 .resource = ceu1_resources,
325 .platform_data = &sh_mobile_ceu1_info,
328 .hwblk_id = HWBLK_CEU1,
333 static struct i2c_board_info i2c1_devices[] = {
335 I2C_BOARD_INFO("r2025sd", 0x32),
340 static struct sh_keysc_info keysc_info = {
341 .mode = SH_KEYSC_MODE_1,
345 .keycodes = { KEY_1, 0, 0, 0, 0,
350 KEY_6, 0, 0, 0, 0, },
353 static struct resource keysc_resources[] = {
358 .flags = IORESOURCE_MEM,
362 .flags = IORESOURCE_IRQ,
366 static struct platform_device keysc_device = {
368 .id = 0, /* keysc0 clock */
369 .num_resources = ARRAY_SIZE(keysc_resources),
370 .resource = keysc_resources,
372 .platform_data = &keysc_info,
375 .hwblk_id = HWBLK_KEYSC,
380 static struct resource sdhi0_resources[] = {
385 .flags = IORESOURCE_MEM,
389 .flags = IORESOURCE_IRQ,
393 static struct platform_device sdhi0_device = {
394 .name = "sh_mobile_sdhi",
395 .num_resources = ARRAY_SIZE(sdhi0_resources),
396 .resource = sdhi0_resources,
399 .hwblk_id = HWBLK_SDHI0,
404 static struct resource sdhi1_resources[] = {
409 .flags = IORESOURCE_MEM,
413 .flags = IORESOURCE_IRQ,
417 static struct platform_device sdhi1_device = {
418 .name = "sh_mobile_sdhi",
419 .num_resources = ARRAY_SIZE(sdhi1_resources),
420 .resource = sdhi1_resources,
423 .hwblk_id = HWBLK_SDHI1,
427 static struct platform_device *ecovec_devices[] __initdata = {
432 &usb1_host_device, /* USB1 host support */
441 #define EEPROM_ADDR 0x50
442 static u8 mac_read(struct i2c_adapter *a, u8 command)
444 struct i2c_msg msg[2];
448 msg[0].addr = EEPROM_ADDR;
451 msg[0].buf = &command;
453 msg[1].addr = EEPROM_ADDR;
454 msg[1].flags = I2C_M_RD;
458 ret = i2c_transfer(a, msg, 2);
460 printk(KERN_ERR "error %d\n", ret);
468 static void __init sh_eth_init(void)
470 struct i2c_adapter *a = i2c_get_adapter(1);
476 pr_err("can not get I2C 1\n");
480 eth_clk = clk_get(NULL, "eth0");
482 pr_err("can not get eth0 clk\n");
486 /* read MAC address frome EEPROM */
487 for (i = 0; i < MAC_LEN; i++) {
488 mac[i] = mac_read(a, 0x10 + i);
496 ctrl_outl(0x1, SH_ETH_ADDR + 0x0);
499 ctrl_outl((mac[0] << 24) |
502 (mac[3] << 0), SH_ETH_MAHR);
503 ctrl_outl((mac[4] << 8) |
504 (mac[5] << 0), SH_ETH_MALR);
509 #define PORT_HIZA 0xA4050158
510 #define IODRIVEA 0xA405018A
511 static int __init arch_setup(void)
514 gpio_request(GPIO_FN_SCIF0_TXD, NULL);
515 gpio_request(GPIO_FN_SCIF0_RXD, NULL);
517 /* enable debug LED */
518 gpio_request(GPIO_PTG0, NULL);
519 gpio_request(GPIO_PTG1, NULL);
520 gpio_request(GPIO_PTG2, NULL);
521 gpio_request(GPIO_PTG3, NULL);
522 gpio_direction_output(GPIO_PTG0, 0);
523 gpio_direction_output(GPIO_PTG1, 0);
524 gpio_direction_output(GPIO_PTG2, 0);
525 gpio_direction_output(GPIO_PTG3, 0);
526 ctrl_outw((ctrl_inw(PORT_HIZA) & ~(0x1 << 1)) , PORT_HIZA);
529 gpio_request(GPIO_PTA1, NULL);
530 gpio_direction_output(GPIO_PTA1, 1);
533 gpio_request(GPIO_FN_RMII_RXD0, NULL);
534 gpio_request(GPIO_FN_RMII_RXD1, NULL);
535 gpio_request(GPIO_FN_RMII_TXD0, NULL);
536 gpio_request(GPIO_FN_RMII_TXD1, NULL);
537 gpio_request(GPIO_FN_RMII_REF_CLK, NULL);
538 gpio_request(GPIO_FN_RMII_TX_EN, NULL);
539 gpio_request(GPIO_FN_RMII_RX_ER, NULL);
540 gpio_request(GPIO_FN_RMII_CRS_DV, NULL);
541 gpio_request(GPIO_FN_MDIO, NULL);
542 gpio_request(GPIO_FN_MDC, NULL);
543 gpio_request(GPIO_FN_LNKSTA, NULL);
546 ctrl_outw(0x0000, 0xA4D80000);
547 ctrl_outw(0x0000, 0xA4D90000);
548 gpio_request(GPIO_PTB3, NULL);
549 gpio_request(GPIO_PTB4, NULL);
550 gpio_request(GPIO_PTB5, NULL);
551 gpio_direction_input(GPIO_PTB3);
552 gpio_direction_output(GPIO_PTB4, 0);
553 gpio_direction_output(GPIO_PTB5, 0);
554 ctrl_outw(0x0600, 0xa40501d4);
555 ctrl_outw(0x0600, 0xa4050192);
558 gpio_request(GPIO_FN_LCDD23, NULL);
559 gpio_request(GPIO_FN_LCDD22, NULL);
560 gpio_request(GPIO_FN_LCDD21, NULL);
561 gpio_request(GPIO_FN_LCDD20, NULL);
562 gpio_request(GPIO_FN_LCDD19, NULL);
563 gpio_request(GPIO_FN_LCDD18, NULL);
564 gpio_request(GPIO_FN_LCDD17, NULL);
565 gpio_request(GPIO_FN_LCDD16, NULL);
566 gpio_request(GPIO_FN_LCDD15, NULL);
567 gpio_request(GPIO_FN_LCDD14, NULL);
568 gpio_request(GPIO_FN_LCDD13, NULL);
569 gpio_request(GPIO_FN_LCDD12, NULL);
570 gpio_request(GPIO_FN_LCDD11, NULL);
571 gpio_request(GPIO_FN_LCDD10, NULL);
572 gpio_request(GPIO_FN_LCDD9, NULL);
573 gpio_request(GPIO_FN_LCDD8, NULL);
574 gpio_request(GPIO_FN_LCDD7, NULL);
575 gpio_request(GPIO_FN_LCDD6, NULL);
576 gpio_request(GPIO_FN_LCDD5, NULL);
577 gpio_request(GPIO_FN_LCDD4, NULL);
578 gpio_request(GPIO_FN_LCDD3, NULL);
579 gpio_request(GPIO_FN_LCDD2, NULL);
580 gpio_request(GPIO_FN_LCDD1, NULL);
581 gpio_request(GPIO_FN_LCDD0, NULL);
582 gpio_request(GPIO_FN_LCDDISP, NULL);
583 gpio_request(GPIO_FN_LCDHSYN, NULL);
584 gpio_request(GPIO_FN_LCDDCK, NULL);
585 gpio_request(GPIO_FN_LCDVSYN, NULL);
586 gpio_request(GPIO_FN_LCDDON, NULL);
587 gpio_request(GPIO_FN_LCDLCLK, NULL);
588 ctrl_outw((ctrl_inw(PORT_HIZA) & ~0x0001), PORT_HIZA);
590 gpio_request(GPIO_PTE6, NULL);
591 gpio_request(GPIO_PTU1, NULL);
592 gpio_request(GPIO_PTR1, NULL);
593 gpio_request(GPIO_PTA2, NULL);
594 gpio_direction_input(GPIO_PTE6);
595 gpio_direction_output(GPIO_PTU1, 0);
596 gpio_direction_output(GPIO_PTR1, 0);
597 gpio_direction_output(GPIO_PTA2, 0);
599 /* I/O buffer drive ability is low */
600 ctrl_outw((ctrl_inw(IODRIVEA) & ~0x00c0) | 0x0040 , IODRIVEA);
602 if (gpio_get_value(GPIO_PTE6)) {
604 lcdc_info.clock_source = LCDC_CLK_EXTERNAL;
605 lcdc_info.ch[0].clock_divider = 1,
606 lcdc_info.ch[0].lcd_cfg.name = "DVI";
607 lcdc_info.ch[0].lcd_cfg.xres = 1280;
608 lcdc_info.ch[0].lcd_cfg.yres = 720;
609 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
610 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
611 lcdc_info.ch[0].lcd_cfg.hsync_len = 40;
612 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
613 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
614 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
616 gpio_set_value(GPIO_PTA2, 1);
617 gpio_set_value(GPIO_PTU1, 1);
621 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
622 lcdc_info.ch[0].clock_divider = 2,
623 lcdc_info.ch[0].lcd_cfg.name = "Panel";
624 lcdc_info.ch[0].lcd_cfg.xres = 800;
625 lcdc_info.ch[0].lcd_cfg.yres = 480;
626 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
627 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
628 lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
629 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
630 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
631 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
633 gpio_set_value(GPIO_PTR1, 1);
637 * LCDDON control is needed for Panel,
638 * but current sh_mobile_lcdc driver doesn't control it.
639 * It is temporary correspondence
641 gpio_request(GPIO_PTF4, NULL);
642 gpio_direction_output(GPIO_PTF4, 1);
646 gpio_request(GPIO_FN_VIO0_D15, NULL);
647 gpio_request(GPIO_FN_VIO0_D14, NULL);
648 gpio_request(GPIO_FN_VIO0_D13, NULL);
649 gpio_request(GPIO_FN_VIO0_D12, NULL);
650 gpio_request(GPIO_FN_VIO0_D11, NULL);
651 gpio_request(GPIO_FN_VIO0_D10, NULL);
652 gpio_request(GPIO_FN_VIO0_D9, NULL);
653 gpio_request(GPIO_FN_VIO0_D8, NULL);
654 gpio_request(GPIO_FN_VIO0_D7, NULL);
655 gpio_request(GPIO_FN_VIO0_D6, NULL);
656 gpio_request(GPIO_FN_VIO0_D5, NULL);
657 gpio_request(GPIO_FN_VIO0_D4, NULL);
658 gpio_request(GPIO_FN_VIO0_D3, NULL);
659 gpio_request(GPIO_FN_VIO0_D2, NULL);
660 gpio_request(GPIO_FN_VIO0_D1, NULL);
661 gpio_request(GPIO_FN_VIO0_D0, NULL);
662 gpio_request(GPIO_FN_VIO0_VD, NULL);
663 gpio_request(GPIO_FN_VIO0_CLK, NULL);
664 gpio_request(GPIO_FN_VIO0_FLD, NULL);
665 gpio_request(GPIO_FN_VIO0_HD, NULL);
666 platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20);
669 gpio_request(GPIO_FN_VIO1_D7, NULL);
670 gpio_request(GPIO_FN_VIO1_D6, NULL);
671 gpio_request(GPIO_FN_VIO1_D5, NULL);
672 gpio_request(GPIO_FN_VIO1_D4, NULL);
673 gpio_request(GPIO_FN_VIO1_D3, NULL);
674 gpio_request(GPIO_FN_VIO1_D2, NULL);
675 gpio_request(GPIO_FN_VIO1_D1, NULL);
676 gpio_request(GPIO_FN_VIO1_D0, NULL);
677 gpio_request(GPIO_FN_VIO1_FLD, NULL);
678 gpio_request(GPIO_FN_VIO1_HD, NULL);
679 gpio_request(GPIO_FN_VIO1_VD, NULL);
680 gpio_request(GPIO_FN_VIO1_CLK, NULL);
681 platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20);
684 gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
685 gpio_request(GPIO_FN_KEYOUT4_IN6, NULL);
686 gpio_request(GPIO_FN_KEYOUT3, NULL);
687 gpio_request(GPIO_FN_KEYOUT2, NULL);
688 gpio_request(GPIO_FN_KEYOUT1, NULL);
689 gpio_request(GPIO_FN_KEYOUT0, NULL);
690 gpio_request(GPIO_FN_KEYIN0, NULL);
692 /* enable user debug switch */
693 gpio_request(GPIO_PTR0, NULL);
694 gpio_request(GPIO_PTR4, NULL);
695 gpio_request(GPIO_PTR5, NULL);
696 gpio_request(GPIO_PTR6, NULL);
697 gpio_direction_input(GPIO_PTR0);
698 gpio_direction_input(GPIO_PTR4);
699 gpio_direction_input(GPIO_PTR5);
700 gpio_direction_input(GPIO_PTR6);
703 gpio_request(GPIO_FN_SDHI0CD, NULL);
704 gpio_request(GPIO_FN_SDHI0WP, NULL);
705 gpio_request(GPIO_FN_SDHI0CMD, NULL);
706 gpio_request(GPIO_FN_SDHI0CLK, NULL);
707 gpio_request(GPIO_FN_SDHI0D3, NULL);
708 gpio_request(GPIO_FN_SDHI0D2, NULL);
709 gpio_request(GPIO_FN_SDHI0D1, NULL);
710 gpio_request(GPIO_FN_SDHI0D0, NULL);
713 gpio_request(GPIO_FN_SDHI1CD, NULL);
714 gpio_request(GPIO_FN_SDHI1WP, NULL);
715 gpio_request(GPIO_FN_SDHI1CMD, NULL);
716 gpio_request(GPIO_FN_SDHI1CLK, NULL);
717 gpio_request(GPIO_FN_SDHI1D3, NULL);
718 gpio_request(GPIO_FN_SDHI1D2, NULL);
719 gpio_request(GPIO_FN_SDHI1D1, NULL);
720 gpio_request(GPIO_FN_SDHI1D0, NULL);
722 gpio_request(GPIO_PTB6, NULL);
723 gpio_request(GPIO_PTB7, NULL);
724 gpio_direction_output(GPIO_PTB6, 1);
725 gpio_direction_output(GPIO_PTB7, 1);
727 /* I/O buffer drive ability is high for SDHI1 */
728 ctrl_outw((ctrl_inw(IODRIVEA) & ~0x3000) | 0x2000 , IODRIVEA);
730 /* enable I2C device */
731 i2c_register_board_info(1, i2c1_devices,
732 ARRAY_SIZE(i2c1_devices));
734 return platform_add_devices(ecovec_devices,
735 ARRAY_SIZE(ecovec_devices));
737 arch_initcall(arch_setup);
739 static int __init devices_setup(void)
744 device_initcall(devices_setup);
747 static struct sh_machine_vector mv_ecovec __initmv = {
748 .mv_name = "R0P7724 (EcoVec)",