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/i2c/tsc2007.h>
22 #include <linux/input.h>
23 #include <video/sh_mobile_lcdc.h>
24 #include <media/sh_mobile_ceu.h>
25 #include <asm/heartbeat.h>
26 #include <asm/sh_eth.h>
27 #include <asm/sh_keysc.h>
28 #include <asm/clock.h>
29 #include <cpu/sh7724.h>
32 * Address Interface BusWidth
33 *-----------------------------------------
34 * 0x0000_0000 uboot 16bit
35 * 0x0004_0000 Linux romImage 16bit
36 * 0x0014_0000 MTD for Linux 16bit
37 * 0x0400_0000 Internal I/O 16/32bit
38 * 0x0800_0000 DRAM 32bit
39 * 0x1800_0000 MFI 16bit
43 *------------------------------
44 * DS2[1] = FlashROM write protect ON : write protect
45 * OFF : No write protect
46 * DS2[2] = RMII / TS, SCIF ON : RMII
48 * DS2[3] = Camera / Video ON : Camera
50 * DS2[5] = NTSC_OUT Clock ON : On board OSC
52 * DS2[6-7] = MMC / SD ON-OFF : SD
57 static unsigned char led_pos[] = { 0, 1, 2, 3 };
58 static struct heartbeat_data heartbeat_data = {
64 static struct resource heartbeat_resources[] = {
66 .start = 0xA405012C, /* PTG */
67 .end = 0xA405012E - 1,
68 .flags = IORESOURCE_MEM,
72 static struct platform_device heartbeat_device = {
76 .platform_data = &heartbeat_data,
78 .num_resources = ARRAY_SIZE(heartbeat_resources),
79 .resource = heartbeat_resources,
83 static struct mtd_partition nor_flash_partitions[] = {
85 .name = "boot loader",
87 .size = (5 * 1024 * 1024),
88 .mask_flags = MTD_WRITEABLE, /* force read-only */
91 .offset = MTDPART_OFS_APPEND,
92 .size = MTDPART_SIZ_FULL,
96 static struct physmap_flash_data nor_flash_data = {
98 .parts = nor_flash_partitions,
99 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
102 static struct resource nor_flash_resources[] = {
107 .flags = IORESOURCE_MEM,
111 static struct platform_device nor_flash_device = {
112 .name = "physmap-flash",
113 .resource = nor_flash_resources,
114 .num_resources = ARRAY_SIZE(nor_flash_resources),
116 .platform_data = &nor_flash_data,
121 #define SH_ETH_ADDR (0xA4600000)
122 #define SH_ETH_MAHR (SH_ETH_ADDR + 0x1C0)
123 #define SH_ETH_MALR (SH_ETH_ADDR + 0x1C8)
124 static struct resource sh_eth_resources[] = {
126 .start = SH_ETH_ADDR,
127 .end = SH_ETH_ADDR + 0x1FC,
128 .flags = IORESOURCE_MEM,
132 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
136 struct sh_eth_plat_data sh_eth_plat = {
137 .phy = 0x1f, /* SMSC LAN8700 */
138 .edmac_endian = EDMAC_LITTLE_ENDIAN,
139 .ether_link_active_low = 1
142 static struct platform_device sh_eth_device = {
146 .platform_data = &sh_eth_plat,
148 .num_resources = ARRAY_SIZE(sh_eth_resources),
149 .resource = sh_eth_resources,
153 void usb0_port_power(int port, int power)
155 gpio_set_value(GPIO_PTB4, power);
158 static struct r8a66597_platdata usb0_host_data = {
160 .port_power = usb0_port_power,
163 static struct resource usb0_host_resources[] = {
166 .end = 0xa4d80124 - 1,
167 .flags = IORESOURCE_MEM,
172 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
176 static struct platform_device usb0_host_device = {
177 .name = "r8a66597_hcd",
180 .dma_mask = NULL, /* not use dma */
181 .coherent_dma_mask = 0xffffffff,
182 .platform_data = &usb0_host_data,
184 .num_resources = ARRAY_SIZE(usb0_host_resources),
185 .resource = usb0_host_resources,
191 * CN5 can use both host/function,
192 * and we can determine it by checking PTB[3]
194 * This time only USB1 host is supported.
196 void usb1_port_power(int port, int power)
198 if (!gpio_get_value(GPIO_PTB3)) {
199 printk(KERN_ERR "USB1 function is not supported\n");
203 gpio_set_value(GPIO_PTB5, power);
206 static struct r8a66597_platdata usb1_host_data = {
208 .port_power = usb1_port_power,
211 static struct resource usb1_host_resources[] = {
214 .end = 0xa4d90124 - 1,
215 .flags = IORESOURCE_MEM,
220 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
224 static struct platform_device usb1_host_device = {
225 .name = "r8a66597_hcd",
228 .dma_mask = NULL, /* not use dma */
229 .coherent_dma_mask = 0xffffffff,
230 .platform_data = &usb1_host_data,
232 .num_resources = ARRAY_SIZE(usb1_host_resources),
233 .resource = usb1_host_resources,
237 static struct sh_mobile_lcdc_info lcdc_info = {
239 .interface_type = RGB18,
240 .chan = LCDC_CHAN_MAINLCD,
243 .sync = 0, /* hsync and vsync are active low */
245 .lcd_size_cfg = { /* 7.0 inch */
254 static struct resource lcdc_resources[] = {
259 .flags = IORESOURCE_MEM,
263 .flags = IORESOURCE_IRQ,
267 static struct platform_device lcdc_device = {
268 .name = "sh_mobile_lcdc_fb",
269 .num_resources = ARRAY_SIZE(lcdc_resources),
270 .resource = lcdc_resources,
272 .platform_data = &lcdc_info,
275 .hwblk_id = HWBLK_LCDC,
280 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
281 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
284 static struct resource ceu0_resources[] = {
289 .flags = IORESOURCE_MEM,
293 .flags = IORESOURCE_IRQ,
296 /* place holder for contiguous memory */
300 static struct platform_device ceu0_device = {
301 .name = "sh_mobile_ceu",
302 .id = 0, /* "ceu0" clock */
303 .num_resources = ARRAY_SIZE(ceu0_resources),
304 .resource = ceu0_resources,
306 .platform_data = &sh_mobile_ceu0_info,
309 .hwblk_id = HWBLK_CEU0,
314 static struct sh_mobile_ceu_info sh_mobile_ceu1_info = {
315 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
318 static struct resource ceu1_resources[] = {
323 .flags = IORESOURCE_MEM,
327 .flags = IORESOURCE_IRQ,
330 /* place holder for contiguous memory */
334 static struct platform_device ceu1_device = {
335 .name = "sh_mobile_ceu",
336 .id = 1, /* "ceu1" clock */
337 .num_resources = ARRAY_SIZE(ceu1_resources),
338 .resource = ceu1_resources,
340 .platform_data = &sh_mobile_ceu1_info,
343 .hwblk_id = HWBLK_CEU1,
348 static struct i2c_board_info i2c1_devices[] = {
350 I2C_BOARD_INFO("r2025sd", 0x32),
355 static struct sh_keysc_info keysc_info = {
356 .mode = SH_KEYSC_MODE_1,
360 .keycodes = { KEY_1, 0, 0, 0, 0,
365 KEY_6, 0, 0, 0, 0, },
368 static struct resource keysc_resources[] = {
373 .flags = IORESOURCE_MEM,
377 .flags = IORESOURCE_IRQ,
381 static struct platform_device keysc_device = {
383 .id = 0, /* keysc0 clock */
384 .num_resources = ARRAY_SIZE(keysc_resources),
385 .resource = keysc_resources,
387 .platform_data = &keysc_info,
390 .hwblk_id = HWBLK_KEYSC,
396 static int ts_get_pendown_state(void)
399 gpio_free(GPIO_FN_INTC_IRQ0);
400 gpio_request(GPIO_PTZ0, NULL);
401 gpio_direction_input(GPIO_PTZ0);
403 val = gpio_get_value(GPIO_PTZ0);
405 gpio_free(GPIO_PTZ0);
406 gpio_request(GPIO_FN_INTC_IRQ0, NULL);
411 static int ts_init(void)
413 gpio_request(GPIO_FN_INTC_IRQ0, NULL);
417 struct tsc2007_platform_data tsc2007_info = {
420 .get_pendown_state = ts_get_pendown_state,
421 .init_platform_hw = ts_init,
424 static struct i2c_board_info ts_i2c_clients = {
425 I2C_BOARD_INFO("tsc2007", 0x48),
427 .platform_data = &tsc2007_info,
432 static struct resource sdhi0_resources[] = {
437 .flags = IORESOURCE_MEM,
441 .flags = IORESOURCE_IRQ,
445 static struct platform_device sdhi0_device = {
446 .name = "sh_mobile_sdhi",
447 .num_resources = ARRAY_SIZE(sdhi0_resources),
448 .resource = sdhi0_resources,
451 .hwblk_id = HWBLK_SDHI0,
456 static struct resource sdhi1_resources[] = {
461 .flags = IORESOURCE_MEM,
465 .flags = IORESOURCE_IRQ,
469 static struct platform_device sdhi1_device = {
470 .name = "sh_mobile_sdhi",
471 .num_resources = ARRAY_SIZE(sdhi1_resources),
472 .resource = sdhi1_resources,
475 .hwblk_id = HWBLK_SDHI1,
479 static struct platform_device *ecovec_devices[] __initdata = {
484 &usb1_host_device, /* USB1 host support */
493 #define EEPROM_ADDR 0x50
494 static u8 mac_read(struct i2c_adapter *a, u8 command)
496 struct i2c_msg msg[2];
500 msg[0].addr = EEPROM_ADDR;
503 msg[0].buf = &command;
505 msg[1].addr = EEPROM_ADDR;
506 msg[1].flags = I2C_M_RD;
510 ret = i2c_transfer(a, msg, 2);
512 printk(KERN_ERR "error %d\n", ret);
520 static void __init sh_eth_init(void)
522 struct i2c_adapter *a = i2c_get_adapter(1);
528 pr_err("can not get I2C 1\n");
532 eth_clk = clk_get(NULL, "eth0");
534 pr_err("can not get eth0 clk\n");
538 /* read MAC address frome EEPROM */
539 for (i = 0; i < MAC_LEN; i++) {
540 mac[i] = mac_read(a, 0x10 + i);
548 ctrl_outl(0x1, SH_ETH_ADDR + 0x0);
551 ctrl_outl((mac[0] << 24) |
554 (mac[3] << 0), SH_ETH_MAHR);
555 ctrl_outl((mac[4] << 8) |
556 (mac[5] << 0), SH_ETH_MALR);
561 #define PORT_HIZA 0xA4050158
562 #define IODRIVEA 0xA405018A
563 static int __init arch_setup(void)
565 /* enable STATUS0, STATUS2 and PDSTATUS */
566 gpio_request(GPIO_FN_STATUS0, NULL);
567 gpio_request(GPIO_FN_STATUS2, NULL);
568 gpio_request(GPIO_FN_PDSTATUS, NULL);
571 gpio_request(GPIO_FN_SCIF0_TXD, NULL);
572 gpio_request(GPIO_FN_SCIF0_RXD, NULL);
574 /* enable debug LED */
575 gpio_request(GPIO_PTG0, NULL);
576 gpio_request(GPIO_PTG1, NULL);
577 gpio_request(GPIO_PTG2, NULL);
578 gpio_request(GPIO_PTG3, NULL);
579 gpio_direction_output(GPIO_PTG0, 0);
580 gpio_direction_output(GPIO_PTG1, 0);
581 gpio_direction_output(GPIO_PTG2, 0);
582 gpio_direction_output(GPIO_PTG3, 0);
583 ctrl_outw((ctrl_inw(PORT_HIZA) & ~(0x1 << 1)) , PORT_HIZA);
586 gpio_request(GPIO_PTA1, NULL);
587 gpio_direction_output(GPIO_PTA1, 1);
590 gpio_request(GPIO_FN_RMII_RXD0, NULL);
591 gpio_request(GPIO_FN_RMII_RXD1, NULL);
592 gpio_request(GPIO_FN_RMII_TXD0, NULL);
593 gpio_request(GPIO_FN_RMII_TXD1, NULL);
594 gpio_request(GPIO_FN_RMII_REF_CLK, NULL);
595 gpio_request(GPIO_FN_RMII_TX_EN, NULL);
596 gpio_request(GPIO_FN_RMII_RX_ER, NULL);
597 gpio_request(GPIO_FN_RMII_CRS_DV, NULL);
598 gpio_request(GPIO_FN_MDIO, NULL);
599 gpio_request(GPIO_FN_MDC, NULL);
600 gpio_request(GPIO_FN_LNKSTA, NULL);
603 ctrl_outw(0x0000, 0xA4D80000);
604 ctrl_outw(0x0000, 0xA4D90000);
605 gpio_request(GPIO_PTB3, NULL);
606 gpio_request(GPIO_PTB4, NULL);
607 gpio_request(GPIO_PTB5, NULL);
608 gpio_direction_input(GPIO_PTB3);
609 gpio_direction_output(GPIO_PTB4, 0);
610 gpio_direction_output(GPIO_PTB5, 0);
611 ctrl_outw(0x0600, 0xa40501d4);
612 ctrl_outw(0x0600, 0xa4050192);
615 gpio_request(GPIO_FN_LCDD23, NULL);
616 gpio_request(GPIO_FN_LCDD22, NULL);
617 gpio_request(GPIO_FN_LCDD21, NULL);
618 gpio_request(GPIO_FN_LCDD20, NULL);
619 gpio_request(GPIO_FN_LCDD19, NULL);
620 gpio_request(GPIO_FN_LCDD18, NULL);
621 gpio_request(GPIO_FN_LCDD17, NULL);
622 gpio_request(GPIO_FN_LCDD16, NULL);
623 gpio_request(GPIO_FN_LCDD15, NULL);
624 gpio_request(GPIO_FN_LCDD14, NULL);
625 gpio_request(GPIO_FN_LCDD13, NULL);
626 gpio_request(GPIO_FN_LCDD12, NULL);
627 gpio_request(GPIO_FN_LCDD11, NULL);
628 gpio_request(GPIO_FN_LCDD10, NULL);
629 gpio_request(GPIO_FN_LCDD9, NULL);
630 gpio_request(GPIO_FN_LCDD8, NULL);
631 gpio_request(GPIO_FN_LCDD7, NULL);
632 gpio_request(GPIO_FN_LCDD6, NULL);
633 gpio_request(GPIO_FN_LCDD5, NULL);
634 gpio_request(GPIO_FN_LCDD4, NULL);
635 gpio_request(GPIO_FN_LCDD3, NULL);
636 gpio_request(GPIO_FN_LCDD2, NULL);
637 gpio_request(GPIO_FN_LCDD1, NULL);
638 gpio_request(GPIO_FN_LCDD0, NULL);
639 gpio_request(GPIO_FN_LCDDISP, NULL);
640 gpio_request(GPIO_FN_LCDHSYN, NULL);
641 gpio_request(GPIO_FN_LCDDCK, NULL);
642 gpio_request(GPIO_FN_LCDVSYN, NULL);
643 gpio_request(GPIO_FN_LCDDON, NULL);
644 gpio_request(GPIO_FN_LCDLCLK, NULL);
645 ctrl_outw((ctrl_inw(PORT_HIZA) & ~0x0001), PORT_HIZA);
647 gpio_request(GPIO_PTE6, NULL);
648 gpio_request(GPIO_PTU1, NULL);
649 gpio_request(GPIO_PTR1, NULL);
650 gpio_request(GPIO_PTA2, NULL);
651 gpio_direction_input(GPIO_PTE6);
652 gpio_direction_output(GPIO_PTU1, 0);
653 gpio_direction_output(GPIO_PTR1, 0);
654 gpio_direction_output(GPIO_PTA2, 0);
656 /* I/O buffer drive ability is low */
657 ctrl_outw((ctrl_inw(IODRIVEA) & ~0x00c0) | 0x0040 , IODRIVEA);
659 if (gpio_get_value(GPIO_PTE6)) {
661 lcdc_info.clock_source = LCDC_CLK_EXTERNAL;
662 lcdc_info.ch[0].clock_divider = 1,
663 lcdc_info.ch[0].lcd_cfg.name = "DVI";
664 lcdc_info.ch[0].lcd_cfg.xres = 1280;
665 lcdc_info.ch[0].lcd_cfg.yres = 720;
666 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
667 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
668 lcdc_info.ch[0].lcd_cfg.hsync_len = 40;
669 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
670 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
671 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
673 gpio_set_value(GPIO_PTA2, 1);
674 gpio_set_value(GPIO_PTU1, 1);
678 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
679 lcdc_info.ch[0].clock_divider = 2,
680 lcdc_info.ch[0].lcd_cfg.name = "Panel";
681 lcdc_info.ch[0].lcd_cfg.xres = 800;
682 lcdc_info.ch[0].lcd_cfg.yres = 480;
683 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
684 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
685 lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
686 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
687 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
688 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
690 gpio_set_value(GPIO_PTR1, 1);
694 * LCDDON control is needed for Panel,
695 * but current sh_mobile_lcdc driver doesn't control it.
696 * It is temporary correspondence
698 gpio_request(GPIO_PTF4, NULL);
699 gpio_direction_output(GPIO_PTF4, 1);
701 /* enable TouchScreen */
702 i2c_register_board_info(0, &ts_i2c_clients, 1);
703 set_irq_type(IRQ0, IRQ_TYPE_LEVEL_LOW);
707 gpio_request(GPIO_FN_VIO0_D15, NULL);
708 gpio_request(GPIO_FN_VIO0_D14, NULL);
709 gpio_request(GPIO_FN_VIO0_D13, NULL);
710 gpio_request(GPIO_FN_VIO0_D12, NULL);
711 gpio_request(GPIO_FN_VIO0_D11, NULL);
712 gpio_request(GPIO_FN_VIO0_D10, NULL);
713 gpio_request(GPIO_FN_VIO0_D9, NULL);
714 gpio_request(GPIO_FN_VIO0_D8, NULL);
715 gpio_request(GPIO_FN_VIO0_D7, NULL);
716 gpio_request(GPIO_FN_VIO0_D6, NULL);
717 gpio_request(GPIO_FN_VIO0_D5, NULL);
718 gpio_request(GPIO_FN_VIO0_D4, NULL);
719 gpio_request(GPIO_FN_VIO0_D3, NULL);
720 gpio_request(GPIO_FN_VIO0_D2, NULL);
721 gpio_request(GPIO_FN_VIO0_D1, NULL);
722 gpio_request(GPIO_FN_VIO0_D0, NULL);
723 gpio_request(GPIO_FN_VIO0_VD, NULL);
724 gpio_request(GPIO_FN_VIO0_CLK, NULL);
725 gpio_request(GPIO_FN_VIO0_FLD, NULL);
726 gpio_request(GPIO_FN_VIO0_HD, NULL);
727 platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20);
730 gpio_request(GPIO_FN_VIO1_D7, NULL);
731 gpio_request(GPIO_FN_VIO1_D6, NULL);
732 gpio_request(GPIO_FN_VIO1_D5, NULL);
733 gpio_request(GPIO_FN_VIO1_D4, NULL);
734 gpio_request(GPIO_FN_VIO1_D3, NULL);
735 gpio_request(GPIO_FN_VIO1_D2, NULL);
736 gpio_request(GPIO_FN_VIO1_D1, NULL);
737 gpio_request(GPIO_FN_VIO1_D0, NULL);
738 gpio_request(GPIO_FN_VIO1_FLD, NULL);
739 gpio_request(GPIO_FN_VIO1_HD, NULL);
740 gpio_request(GPIO_FN_VIO1_VD, NULL);
741 gpio_request(GPIO_FN_VIO1_CLK, NULL);
742 platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20);
745 gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
746 gpio_request(GPIO_FN_KEYOUT4_IN6, NULL);
747 gpio_request(GPIO_FN_KEYOUT3, NULL);
748 gpio_request(GPIO_FN_KEYOUT2, NULL);
749 gpio_request(GPIO_FN_KEYOUT1, NULL);
750 gpio_request(GPIO_FN_KEYOUT0, NULL);
751 gpio_request(GPIO_FN_KEYIN0, NULL);
753 /* enable user debug switch */
754 gpio_request(GPIO_PTR0, NULL);
755 gpio_request(GPIO_PTR4, NULL);
756 gpio_request(GPIO_PTR5, NULL);
757 gpio_request(GPIO_PTR6, NULL);
758 gpio_direction_input(GPIO_PTR0);
759 gpio_direction_input(GPIO_PTR4);
760 gpio_direction_input(GPIO_PTR5);
761 gpio_direction_input(GPIO_PTR6);
764 gpio_request(GPIO_FN_SDHI0CD, NULL);
765 gpio_request(GPIO_FN_SDHI0WP, NULL);
766 gpio_request(GPIO_FN_SDHI0CMD, NULL);
767 gpio_request(GPIO_FN_SDHI0CLK, NULL);
768 gpio_request(GPIO_FN_SDHI0D3, NULL);
769 gpio_request(GPIO_FN_SDHI0D2, NULL);
770 gpio_request(GPIO_FN_SDHI0D1, NULL);
771 gpio_request(GPIO_FN_SDHI0D0, NULL);
774 gpio_request(GPIO_FN_SDHI1CD, NULL);
775 gpio_request(GPIO_FN_SDHI1WP, NULL);
776 gpio_request(GPIO_FN_SDHI1CMD, NULL);
777 gpio_request(GPIO_FN_SDHI1CLK, NULL);
778 gpio_request(GPIO_FN_SDHI1D3, NULL);
779 gpio_request(GPIO_FN_SDHI1D2, NULL);
780 gpio_request(GPIO_FN_SDHI1D1, NULL);
781 gpio_request(GPIO_FN_SDHI1D0, NULL);
783 gpio_request(GPIO_PTB6, NULL);
784 gpio_request(GPIO_PTB7, NULL);
785 gpio_direction_output(GPIO_PTB6, 1);
786 gpio_direction_output(GPIO_PTB7, 1);
788 /* I/O buffer drive ability is high for SDHI1 */
789 ctrl_outw((ctrl_inw(IODRIVEA) & ~0x3000) | 0x2000 , IODRIVEA);
791 /* enable I2C device */
792 i2c_register_board_info(1, i2c1_devices,
793 ARRAY_SIZE(i2c1_devices));
795 return platform_add_devices(ecovec_devices,
796 ARRAY_SIZE(ecovec_devices));
798 arch_initcall(arch_setup);
800 static int __init devices_setup(void)
805 device_initcall(devices_setup);
807 static struct sh_machine_vector mv_ecovec __initmv = {
808 .mv_name = "R0P7724 (EcoVec)",