2 * KFR2R09 board support code
4 * Copyright (C) 2009 Magnus Damm
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
10 #include <linux/init.h>
11 #include <linux/platform_device.h>
12 #include <linux/interrupt.h>
13 #include <linux/mmc/host.h>
14 #include <linux/mfd/tmio.h>
15 #include <linux/mtd/physmap.h>
16 #include <linux/mtd/onenand.h>
17 #include <linux/delay.h>
18 #include <linux/clk.h>
19 #include <linux/gpio.h>
20 #include <linux/input.h>
21 #include <linux/input/sh_keysc.h>
22 #include <linux/i2c.h>
23 #include <linux/platform_data/lv5207lp.h>
24 #include <linux/regulator/fixed.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/usb/r8a66597.h>
27 #include <linux/videodev2.h>
28 #include <linux/sh_intc.h>
29 #include <media/i2c/rj54n1cb0c.h>
30 #include <media/soc_camera.h>
31 #include <media/drv-intf/sh_mobile_ceu.h>
32 #include <video/sh_mobile_lcdc.h>
33 #include <asm/suspend.h>
34 #include <asm/clock.h>
35 #include <asm/machvec.h>
37 #include <cpu/sh7724.h>
38 #include <mach/kfr2r09.h>
40 static struct mtd_partition kfr2r09_nor_flash_partitions
[] =
45 .size
= (4 * 1024 * 1024),
46 .mask_flags
= MTD_WRITEABLE
, /* Read-only */
50 .offset
= MTDPART_OFS_APPEND
,
51 .size
= MTDPART_SIZ_FULL
,
55 static struct physmap_flash_data kfr2r09_nor_flash_data
= {
57 .parts
= kfr2r09_nor_flash_partitions
,
58 .nr_parts
= ARRAY_SIZE(kfr2r09_nor_flash_partitions
),
61 static struct resource kfr2r09_nor_flash_resources
[] = {
66 .flags
= IORESOURCE_MEM
,
70 static struct platform_device kfr2r09_nor_flash_device
= {
71 .name
= "physmap-flash",
72 .resource
= kfr2r09_nor_flash_resources
,
73 .num_resources
= ARRAY_SIZE(kfr2r09_nor_flash_resources
),
75 .platform_data
= &kfr2r09_nor_flash_data
,
79 static struct resource kfr2r09_nand_flash_resources
[] = {
84 .flags
= IORESOURCE_MEM
,
88 static struct platform_device kfr2r09_nand_flash_device
= {
89 .name
= "onenand-flash",
90 .resource
= kfr2r09_nand_flash_resources
,
91 .num_resources
= ARRAY_SIZE(kfr2r09_nand_flash_resources
),
94 static struct sh_keysc_info kfr2r09_sh_keysc_info
= {
95 .mode
= SH_KEYSC_MODE_1
, /* KEYOUT0->4, KEYIN0->4 */
99 KEY_PHONE
, KEY_CLEAR
, KEY_MAIL
, KEY_WWW
, KEY_ENTER
,
100 KEY_1
, KEY_2
, KEY_3
, 0, KEY_UP
,
101 KEY_4
, KEY_5
, KEY_6
, 0, KEY_LEFT
,
102 KEY_7
, KEY_8
, KEY_9
, KEY_PROG1
, KEY_RIGHT
,
103 KEY_S
, KEY_0
, KEY_P
, KEY_PROG2
, KEY_DOWN
,
108 static struct resource kfr2r09_sh_keysc_resources
[] = {
113 .flags
= IORESOURCE_MEM
,
116 .start
= evt2irq(0xbe0),
117 .flags
= IORESOURCE_IRQ
,
121 static struct platform_device kfr2r09_sh_keysc_device
= {
123 .id
= 0, /* "keysc0" clock */
124 .num_resources
= ARRAY_SIZE(kfr2r09_sh_keysc_resources
),
125 .resource
= kfr2r09_sh_keysc_resources
,
127 .platform_data
= &kfr2r09_sh_keysc_info
,
131 static const struct fb_videomode kfr2r09_lcdc_modes
[] = {
133 .name
= "TX07D34VM0AAA",
142 .sync
= FB_SYNC_HOR_HIGH_ACT
| FB_SYNC_VERT_HIGH_ACT
,
146 static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info
= {
147 .clock_source
= LCDC_CLK_BUS
,
149 .chan
= LCDC_CHAN_MAINLCD
,
150 .fourcc
= V4L2_PIX_FMT_RGB565
,
151 .interface_type
= SYS18
,
153 .flags
= LCDC_FLAGS_DWPOL
,
154 .lcd_modes
= kfr2r09_lcdc_modes
,
155 .num_modes
= ARRAY_SIZE(kfr2r09_lcdc_modes
),
159 .setup_sys
= kfr2r09_lcd_setup
,
160 .start_transfer
= kfr2r09_lcd_start
,
163 .ldmt2r
= 0x07010904,
164 .ldmt3r
= 0x14012914,
165 /* set 1s delay to encourage fsync() */
166 .deferred_io_msec
= 1000,
171 static struct resource kfr2r09_sh_lcdc_resources
[] = {
174 .start
= 0xfe940000, /* P4-only space */
176 .flags
= IORESOURCE_MEM
,
179 .start
= evt2irq(0xf40),
180 .flags
= IORESOURCE_IRQ
,
184 static struct platform_device kfr2r09_sh_lcdc_device
= {
185 .name
= "sh_mobile_lcdc_fb",
186 .num_resources
= ARRAY_SIZE(kfr2r09_sh_lcdc_resources
),
187 .resource
= kfr2r09_sh_lcdc_resources
,
189 .platform_data
= &kfr2r09_sh_lcdc_info
,
193 static struct lv5207lp_platform_data kfr2r09_backlight_data
= {
194 .fbdev
= &kfr2r09_sh_lcdc_device
.dev
,
199 static struct i2c_board_info kfr2r09_backlight_board_info
= {
200 I2C_BOARD_INFO("lv5207lp", 0x75),
201 .platform_data
= &kfr2r09_backlight_data
,
204 static struct r8a66597_platdata kfr2r09_usb0_gadget_data
= {
208 static struct resource kfr2r09_usb0_gadget_resources
[] = {
212 .flags
= IORESOURCE_MEM
,
215 .start
= evt2irq(0xa20),
216 .end
= evt2irq(0xa20),
217 .flags
= IORESOURCE_IRQ
| IRQF_TRIGGER_LOW
,
221 static struct platform_device kfr2r09_usb0_gadget_device
= {
222 .name
= "r8a66597_udc",
225 .dma_mask
= NULL
, /* not use dma */
226 .coherent_dma_mask
= 0xffffffff,
227 .platform_data
= &kfr2r09_usb0_gadget_data
,
229 .num_resources
= ARRAY_SIZE(kfr2r09_usb0_gadget_resources
),
230 .resource
= kfr2r09_usb0_gadget_resources
,
233 static struct sh_mobile_ceu_info sh_mobile_ceu_info
= {
234 .flags
= SH_CEU_FLAG_USE_8BIT_BUS
,
237 static struct resource kfr2r09_ceu_resources
[] = {
242 .flags
= IORESOURCE_MEM
,
245 .start
= evt2irq(0x880),
246 .end
= evt2irq(0x880),
247 .flags
= IORESOURCE_IRQ
,
250 /* place holder for contiguous memory */
254 static struct platform_device kfr2r09_ceu_device
= {
255 .name
= "sh_mobile_ceu",
256 .id
= 0, /* "ceu0" clock */
257 .num_resources
= ARRAY_SIZE(kfr2r09_ceu_resources
),
258 .resource
= kfr2r09_ceu_resources
,
260 .platform_data
= &sh_mobile_ceu_info
,
264 static struct i2c_board_info kfr2r09_i2c_camera
= {
265 I2C_BOARD_INFO("rj54n1cb0c", 0x50),
268 static struct clk
*camera_clk
;
270 /* set VIO_CKO clock to 25MHz */
271 #define CEU_MCLK_FREQ 25000000
273 #define DRVCRB 0xA405018C
274 static int camera_power(struct device
*dev
, int mode
)
281 camera_clk
= clk_get(NULL
, "video_clk");
282 if (IS_ERR(camera_clk
))
283 return PTR_ERR(camera_clk
);
285 rate
= clk_round_rate(camera_clk
, CEU_MCLK_FREQ
);
286 ret
= clk_set_rate(camera_clk
, rate
);
292 * use 1.8 V for VccQ_VIO
293 * use 2.85V for VccQ_SR
295 __raw_writew((__raw_readw(DRVCRB
) & ~0x0003) | 0x0001, DRVCRB
);
298 ret
= gpio_request(GPIO_PTB4
, NULL
);
301 ret
= gpio_request(GPIO_PTB7
, NULL
);
305 ret
= gpio_direction_output(GPIO_PTB4
, 1);
307 ret
= gpio_direction_output(GPIO_PTB7
, 1);
312 ret
= clk_enable(camera_clk
); /* start VIO_CKO */
321 clk_disable(camera_clk
);
323 gpio_set_value(GPIO_PTB7
, 0);
325 gpio_set_value(GPIO_PTB4
, 0);
326 gpio_free(GPIO_PTB7
);
328 gpio_free(GPIO_PTB4
);
335 static struct rj54n1_pdata rj54n1_priv
= {
336 .mclk_freq
= CEU_MCLK_FREQ
,
340 static struct soc_camera_link rj54n1_link
= {
341 .power
= camera_power
,
342 .board_info
= &kfr2r09_i2c_camera
,
344 .priv
= &rj54n1_priv
,
347 static struct platform_device kfr2r09_camera
= {
348 .name
= "soc-camera-pdrv",
351 .platform_data
= &rj54n1_link
,
355 /* Fixed 3.3V regulator to be used by SDHI0 */
356 static struct regulator_consumer_supply fixed3v3_power_consumers
[] =
358 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
359 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
362 static struct resource kfr2r09_sh_sdhi0_resources
[] = {
367 .flags
= IORESOURCE_MEM
,
370 .start
= evt2irq(0xe80),
371 .flags
= IORESOURCE_IRQ
,
375 static struct tmio_mmc_data sh7724_sdhi0_data
= {
376 .chan_priv_tx
= (void *)SHDMA_SLAVE_SDHI0_TX
,
377 .chan_priv_rx
= (void *)SHDMA_SLAVE_SDHI0_RX
,
378 .flags
= TMIO_MMC_WRPROTECT_DISABLE
,
379 .capabilities
= MMC_CAP_SDIO_IRQ
,
382 static struct platform_device kfr2r09_sh_sdhi0_device
= {
383 .name
= "sh_mobile_sdhi",
384 .num_resources
= ARRAY_SIZE(kfr2r09_sh_sdhi0_resources
),
385 .resource
= kfr2r09_sh_sdhi0_resources
,
387 .platform_data
= &sh7724_sdhi0_data
,
391 static struct platform_device
*kfr2r09_devices
[] __initdata
= {
392 &kfr2r09_nor_flash_device
,
393 &kfr2r09_nand_flash_device
,
394 &kfr2r09_sh_keysc_device
,
395 &kfr2r09_sh_lcdc_device
,
398 &kfr2r09_sh_sdhi0_device
,
401 #define BSC_CS0BCR 0xfec10004
402 #define BSC_CS0WCR 0xfec10024
403 #define BSC_CS4BCR 0xfec10010
404 #define BSC_CS4WCR 0xfec10030
405 #define PORT_MSELCRB 0xa4050182
408 static int kfr2r09_usb0_gadget_i2c_setup(void)
410 struct i2c_adapter
*a
;
412 unsigned char buf
[2];
415 a
= i2c_get_adapter(0);
419 /* set bit 1 (the second bit) of chip at 0x09, register 0x13 */
425 ret
= i2c_transfer(a
, &msg
, 1);
433 msg
.flags
= I2C_M_RD
;
434 ret
= i2c_transfer(a
, &msg
, 1);
438 buf
[1] = buf
[0] | (1 << 1);
444 ret
= i2c_transfer(a
, &msg
, 1);
451 static int kfr2r09_serial_i2c_setup(void)
453 struct i2c_adapter
*a
;
455 unsigned char buf
[2];
458 a
= i2c_get_adapter(0);
462 /* set bit 6 (the 7th bit) of chip at 0x09, register 0x13 */
468 ret
= i2c_transfer(a
, &msg
, 1);
476 msg
.flags
= I2C_M_RD
;
477 ret
= i2c_transfer(a
, &msg
, 1);
481 buf
[1] = buf
[0] | (1 << 6);
487 ret
= i2c_transfer(a
, &msg
, 1);
494 static int kfr2r09_usb0_gadget_i2c_setup(void)
499 static int kfr2r09_serial_i2c_setup(void)
505 static int kfr2r09_usb0_gadget_setup(void)
509 gpio_request(GPIO_PTN4
, NULL
); /* USB_DET */
510 gpio_direction_input(GPIO_PTN4
);
511 plugged_in
= gpio_get_value(GPIO_PTN4
);
513 return -ENODEV
; /* no cable plugged in */
515 if (kfr2r09_usb0_gadget_i2c_setup() != 0)
516 return -ENODEV
; /* unable to configure using i2c */
518 __raw_writew((__raw_readw(PORT_MSELCRB
) & ~0xc000) | 0x8000, PORT_MSELCRB
);
519 gpio_request(GPIO_FN_PDSTATUS
, NULL
); /* R-standby disables USB clock */
520 gpio_request(GPIO_PTV6
, NULL
); /* USBCLK_ON */
521 gpio_direction_output(GPIO_PTV6
, 1); /* USBCLK_ON = H */
522 msleep(20); /* wait 20ms to let the clock settle */
523 clk_enable(clk_get(NULL
, "usb0"));
524 __raw_writew(0x0600, 0xa40501d4);
529 extern char kfr2r09_sdram_enter_start
;
530 extern char kfr2r09_sdram_enter_end
;
531 extern char kfr2r09_sdram_leave_start
;
532 extern char kfr2r09_sdram_leave_end
;
534 static int __init
kfr2r09_devices_setup(void)
536 /* register board specific self-refresh code */
537 sh_mobile_register_self_refresh(SUSP_SH_STANDBY
| SUSP_SH_SF
|
539 &kfr2r09_sdram_enter_start
,
540 &kfr2r09_sdram_enter_end
,
541 &kfr2r09_sdram_leave_start
,
542 &kfr2r09_sdram_leave_end
);
544 regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers
,
545 ARRAY_SIZE(fixed3v3_power_consumers
), 3300000);
547 /* enable SCIF1 serial port for YC401 console support */
548 gpio_request(GPIO_FN_SCIF1_RXD
, NULL
);
549 gpio_request(GPIO_FN_SCIF1_TXD
, NULL
);
550 kfr2r09_serial_i2c_setup(); /* ECONTMSK(bit6=L10ONEN) set 1 */
551 gpio_request(GPIO_PTG3
, NULL
); /* HPON_ON */
552 gpio_direction_output(GPIO_PTG3
, 1); /* HPON_ON = H */
554 /* setup NOR flash at CS0 */
555 __raw_writel(0x36db0400, BSC_CS0BCR
);
556 __raw_writel(0x00000500, BSC_CS0WCR
);
558 /* setup NAND flash at CS4 */
559 __raw_writel(0x36db0400, BSC_CS4BCR
);
560 __raw_writel(0x00000500, BSC_CS4WCR
);
562 /* setup KEYSC pins */
563 gpio_request(GPIO_FN_KEYOUT0
, NULL
);
564 gpio_request(GPIO_FN_KEYOUT1
, NULL
);
565 gpio_request(GPIO_FN_KEYOUT2
, NULL
);
566 gpio_request(GPIO_FN_KEYOUT3
, NULL
);
567 gpio_request(GPIO_FN_KEYOUT4_IN6
, NULL
);
568 gpio_request(GPIO_FN_KEYIN0
, NULL
);
569 gpio_request(GPIO_FN_KEYIN1
, NULL
);
570 gpio_request(GPIO_FN_KEYIN2
, NULL
);
571 gpio_request(GPIO_FN_KEYIN3
, NULL
);
572 gpio_request(GPIO_FN_KEYIN4
, NULL
);
573 gpio_request(GPIO_FN_KEYOUT5_IN5
, NULL
);
575 /* setup LCDC pins for SYS panel */
576 gpio_request(GPIO_FN_LCDD17
, NULL
);
577 gpio_request(GPIO_FN_LCDD16
, NULL
);
578 gpio_request(GPIO_FN_LCDD15
, NULL
);
579 gpio_request(GPIO_FN_LCDD14
, NULL
);
580 gpio_request(GPIO_FN_LCDD13
, NULL
);
581 gpio_request(GPIO_FN_LCDD12
, NULL
);
582 gpio_request(GPIO_FN_LCDD11
, NULL
);
583 gpio_request(GPIO_FN_LCDD10
, NULL
);
584 gpio_request(GPIO_FN_LCDD9
, NULL
);
585 gpio_request(GPIO_FN_LCDD8
, NULL
);
586 gpio_request(GPIO_FN_LCDD7
, NULL
);
587 gpio_request(GPIO_FN_LCDD6
, NULL
);
588 gpio_request(GPIO_FN_LCDD5
, NULL
);
589 gpio_request(GPIO_FN_LCDD4
, NULL
);
590 gpio_request(GPIO_FN_LCDD3
, NULL
);
591 gpio_request(GPIO_FN_LCDD2
, NULL
);
592 gpio_request(GPIO_FN_LCDD1
, NULL
);
593 gpio_request(GPIO_FN_LCDD0
, NULL
);
594 gpio_request(GPIO_FN_LCDRS
, NULL
); /* LCD_RS */
595 gpio_request(GPIO_FN_LCDCS
, NULL
); /* LCD_CS/ */
596 gpio_request(GPIO_FN_LCDRD
, NULL
); /* LCD_RD/ */
597 gpio_request(GPIO_FN_LCDWR
, NULL
); /* LCD_WR/ */
598 gpio_request(GPIO_FN_LCDVSYN
, NULL
); /* LCD_VSYNC */
599 gpio_request(GPIO_PTE4
, NULL
); /* LCD_RST/ */
600 gpio_direction_output(GPIO_PTE4
, 1);
601 gpio_request(GPIO_PTF4
, NULL
); /* PROTECT/ */
602 gpio_direction_output(GPIO_PTF4
, 1);
603 gpio_request(GPIO_PTU0
, NULL
); /* LEDSTDBY/ */
604 gpio_direction_output(GPIO_PTU0
, 1);
606 /* setup USB function */
607 if (kfr2r09_usb0_gadget_setup() == 0)
608 platform_device_register(&kfr2r09_usb0_gadget_device
);
611 gpio_request(GPIO_FN_VIO_CKO
, NULL
);
612 gpio_request(GPIO_FN_VIO0_CLK
, NULL
);
613 gpio_request(GPIO_FN_VIO0_VD
, NULL
);
614 gpio_request(GPIO_FN_VIO0_HD
, NULL
);
615 gpio_request(GPIO_FN_VIO0_FLD
, NULL
);
616 gpio_request(GPIO_FN_VIO0_D7
, NULL
);
617 gpio_request(GPIO_FN_VIO0_D6
, NULL
);
618 gpio_request(GPIO_FN_VIO0_D5
, NULL
);
619 gpio_request(GPIO_FN_VIO0_D4
, NULL
);
620 gpio_request(GPIO_FN_VIO0_D3
, NULL
);
621 gpio_request(GPIO_FN_VIO0_D2
, NULL
);
622 gpio_request(GPIO_FN_VIO0_D1
, NULL
);
623 gpio_request(GPIO_FN_VIO0_D0
, NULL
);
625 platform_resource_setup_memory(&kfr2r09_ceu_device
, "ceu", 4 << 20);
627 /* SDHI0 connected to yc304 */
628 gpio_request(GPIO_FN_SDHI0CD
, NULL
);
629 gpio_request(GPIO_FN_SDHI0D3
, NULL
);
630 gpio_request(GPIO_FN_SDHI0D2
, NULL
);
631 gpio_request(GPIO_FN_SDHI0D1
, NULL
);
632 gpio_request(GPIO_FN_SDHI0D0
, NULL
);
633 gpio_request(GPIO_FN_SDHI0CMD
, NULL
);
634 gpio_request(GPIO_FN_SDHI0CLK
, NULL
);
636 i2c_register_board_info(0, &kfr2r09_backlight_board_info
, 1);
638 return platform_add_devices(kfr2r09_devices
,
639 ARRAY_SIZE(kfr2r09_devices
));
641 device_initcall(kfr2r09_devices_setup
);
643 /* Return the board specific boot mode pin configuration */
644 static int kfr2r09_mode_pins(void)
646 /* MD0=1, MD1=1, MD2=0: Clock Mode 3
647 * MD3=0: 16-bit Area0 Bus Width
648 * MD5=1: Little Endian
649 * MD8=1: Test Mode Disabled
651 return MODE_PIN0
| MODE_PIN1
| MODE_PIN5
| MODE_PIN8
;
657 static struct sh_machine_vector mv_kfr2r09 __initmv
= {
658 .mv_name
= "kfr2r09",
659 .mv_mode_pins
= kfr2r09_mode_pins
,