4 * Copyright (C) 2010 Magnus Damm
5 * Copyright (C) 2008 Yoshihiro Shimoda
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <linux/clk.h>
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/interrupt.h>
24 #include <linux/irq.h>
25 #include <linux/platform_device.h>
26 #include <linux/delay.h>
27 #include <linux/mfd/sh_mobile_sdhi.h>
28 #include <linux/mfd/tmio.h>
29 #include <linux/mmc/host.h>
30 #include <linux/mtd/mtd.h>
31 #include <linux/mtd/partitions.h>
32 #include <linux/mtd/physmap.h>
33 #include <linux/mmc/sh_mmcif.h>
34 #include <linux/i2c.h>
35 #include <linux/i2c/tsc2007.h>
37 #include <linux/smsc911x.h>
38 #include <linux/sh_intc.h>
39 #include <linux/sh_clk.h>
40 #include <linux/gpio.h>
41 #include <linux/input.h>
42 #include <linux/leds.h>
43 #include <linux/input/sh_keysc.h>
44 #include <linux/usb/r8a66597.h>
46 #include <media/sh_mobile_ceu.h>
47 #include <media/sh_mobile_csi2.h>
48 #include <media/soc_camera.h>
50 #include <sound/sh_fsi.h>
52 #include <video/sh_mobile_hdmi.h>
53 #include <video/sh_mobile_lcdc.h>
54 #include <video/sh_mipi_dsi.h>
56 #include <mach/common.h>
57 #include <mach/irqs.h>
58 #include <mach/sh7372.h>
60 #include <asm/mach-types.h>
61 #include <asm/mach/arch.h>
62 #include <asm/mach/map.h>
63 #include <asm/mach/time.h>
66 * Address Interface BusWidth note
67 * ------------------------------------------------------------------
68 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
69 * 0x0800_0000 user area -
70 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
71 * 0x1400_0000 Ether (LAN9220) 16bit
72 * 0x1600_0000 user area - cannot use with NAND
73 * 0x1800_0000 user area -
75 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
81 * SW1 | SW2 | SW7 | NOR Flash ROM
82 * bit1 | bit1 bit2 | bit1 | Memory allocation
83 * ------+------------+------+------------------
84 * OFF | ON OFF | ON | Area 0
85 * OFF | ON OFF | OFF | Area 4
91 * SW1 | SW2 | SW7 | NAND Flash ROM
92 * bit1 | bit1 bit2 | bit2 | Memory allocation
93 * ------+------------+------+------------------
94 * OFF | ON OFF | ON | FCE 0
95 * OFF | ON OFF | OFF | FCE 1
102 * -----------------------
108 * LCD / IRQ / KEYSC / IrDA
110 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
111 * LCD = 2nd LCDC (WVGA)
115 * -------------+-----------------------+---------------+
116 * ON | KEY / IrDA | LCD |
117 * OFF | KEY / IrDA / IRQ | IRQ |
122 * You can choice display type on menuconfig.
123 * Then, check above dip-switch.
129 * J7 : 1-2 MAX3355E VBUS
138 * SW41 : ON : SH-Mobile AP4 Audio Mode
139 * : OFF : Bluetooth Audio Mode
145 * J22 : select card voltage
150 * | bit1 | bit2 | bit3 | bit4
151 * ------------+------+------+------+-------
152 * MMC0 OFF | OFF | ON | ON | X
153 * SDHI1 OFF | ON | X | OFF | ON
161 static struct mtd_partition nor_flash_partitions
[] = {
164 .offset
= 0x00000000,
166 .mask_flags
= MTD_WRITEABLE
,
170 .offset
= MTDPART_OFS_APPEND
,
172 .mask_flags
= MTD_WRITEABLE
,
176 .offset
= MTDPART_OFS_APPEND
,
177 .size
= 8 * 1024 * 1024,
178 .mask_flags
= MTD_WRITEABLE
,
182 .offset
= MTDPART_OFS_APPEND
,
183 .size
= 8 * 1024 * 1024,
187 .offset
= MTDPART_OFS_APPEND
,
188 .size
= MTDPART_SIZ_FULL
,
192 static struct physmap_flash_data nor_flash_data
= {
194 .parts
= nor_flash_partitions
,
195 .nr_parts
= ARRAY_SIZE(nor_flash_partitions
),
198 static struct resource nor_flash_resources
[] = {
201 .end
= 0x08000000 - 1,
202 .flags
= IORESOURCE_MEM
,
206 static struct platform_device nor_flash_device
= {
207 .name
= "physmap-flash",
209 .platform_data
= &nor_flash_data
,
211 .num_resources
= ARRAY_SIZE(nor_flash_resources
),
212 .resource
= nor_flash_resources
,
216 static struct resource smc911x_resources
[] = {
219 .end
= 0x16000000 - 1,
220 .flags
= IORESOURCE_MEM
,
222 .start
= evt2irq(0x02c0) /* IRQ6A */,
223 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
227 static struct smsc911x_platform_config smsc911x_info
= {
228 .flags
= SMSC911X_USE_16BIT
| SMSC911X_SAVE_MAC_ADDRESS
,
229 .irq_polarity
= SMSC911X_IRQ_POLARITY_ACTIVE_LOW
,
230 .irq_type
= SMSC911X_IRQ_TYPE_PUSH_PULL
,
233 static struct platform_device smc911x_device
= {
236 .num_resources
= ARRAY_SIZE(smc911x_resources
),
237 .resource
= smc911x_resources
,
239 .platform_data
= &smsc911x_info
,
244 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
245 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
247 static int slot_cn7_get_cd(struct platform_device
*pdev
)
249 if (gpio_is_valid(GPIO_PORT41
))
250 return !gpio_get_value(GPIO_PORT41
);
256 static struct resource sh_mmcif_resources
[] = {
261 .flags
= IORESOURCE_MEM
,
265 .start
= evt2irq(0x1ac0),
266 .flags
= IORESOURCE_IRQ
,
270 .start
= evt2irq(0x1ae0),
271 .flags
= IORESOURCE_IRQ
,
275 static struct sh_mmcif_plat_data sh_mmcif_plat
= {
277 .ocr
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
278 .caps
= MMC_CAP_4_BIT_DATA
|
281 .get_cd
= slot_cn7_get_cd
,
284 static struct platform_device sh_mmcif_device
= {
289 .coherent_dma_mask
= 0xffffffff,
290 .platform_data
= &sh_mmcif_plat
,
292 .num_resources
= ARRAY_SIZE(sh_mmcif_resources
),
293 .resource
= sh_mmcif_resources
,
297 static struct sh_mobile_sdhi_info sdhi0_info
= {
298 .dma_slave_tx
= SHDMA_SLAVE_SDHI0_TX
,
299 .dma_slave_rx
= SHDMA_SLAVE_SDHI0_RX
,
302 static struct resource sdhi0_resources
[] = {
307 .flags
= IORESOURCE_MEM
,
310 .start
= evt2irq(0x0e00) /* SDHI0 */,
311 .flags
= IORESOURCE_IRQ
,
315 static struct platform_device sdhi0_device
= {
316 .name
= "sh_mobile_sdhi",
317 .num_resources
= ARRAY_SIZE(sdhi0_resources
),
318 .resource
= sdhi0_resources
,
321 .platform_data
= &sdhi0_info
,
326 static struct sh_mobile_sdhi_info sdhi1_info
= {
327 .dma_slave_tx
= SHDMA_SLAVE_SDHI1_TX
,
328 .dma_slave_rx
= SHDMA_SLAVE_SDHI1_RX
,
329 .tmio_ocr_mask
= MMC_VDD_165_195
,
330 .tmio_flags
= TMIO_MMC_WRPROTECT_DISABLE
,
331 .tmio_caps
= MMC_CAP_NEEDS_POLL
,
332 .get_cd
= slot_cn7_get_cd
,
335 static struct resource sdhi1_resources
[] = {
340 .flags
= IORESOURCE_MEM
,
343 .start
= evt2irq(0x0e80),
344 .flags
= IORESOURCE_IRQ
,
348 static struct platform_device sdhi1_device
= {
349 .name
= "sh_mobile_sdhi",
350 .num_resources
= ARRAY_SIZE(sdhi1_resources
),
351 .resource
= sdhi1_resources
,
354 .platform_data
= &sdhi1_info
,
359 static void usb1_host_port_power(int port
, int power
)
361 if (!power
) /* only power-on supported for now */
364 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
365 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
368 static struct r8a66597_platdata usb1_host_data
= {
370 .port_power
= usb1_host_port_power
,
373 static struct resource usb1_host_resources
[] = {
377 .end
= 0xE68B00E6 - 1,
378 .flags
= IORESOURCE_MEM
,
381 .start
= evt2irq(0x1ce0) /* USB1_USB1I0 */,
382 .flags
= IORESOURCE_IRQ
,
386 static struct platform_device usb1_host_device
= {
387 .name
= "r8a66597_hcd",
390 .dma_mask
= NULL
, /* not use dma */
391 .coherent_dma_mask
= 0xffffffff,
392 .platform_data
= &usb1_host_data
,
394 .num_resources
= ARRAY_SIZE(usb1_host_resources
),
395 .resource
= usb1_host_resources
,
398 const static struct fb_videomode ap4evb_lcdc_modes
[] = {
400 #ifdef CONFIG_AP4EVB_QHD
401 .name
= "R63302(QHD)",
410 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
,
412 .name
= "WVGA Panel",
426 static struct sh_mobile_lcdc_info lcdc_info
= {
428 .chan
= LCDC_CHAN_MAINLCD
,
430 .lcd_cfg
= ap4evb_lcdc_modes
,
431 .num_cfg
= ARRAY_SIZE(ap4evb_lcdc_modes
),
435 static struct resource lcdc_resources
[] = {
438 .start
= 0xfe940000, /* P4-only space */
440 .flags
= IORESOURCE_MEM
,
443 .start
= intcs_evt2irq(0x580),
444 .flags
= IORESOURCE_IRQ
,
448 static struct platform_device lcdc_device
= {
449 .name
= "sh_mobile_lcdc_fb",
450 .num_resources
= ARRAY_SIZE(lcdc_resources
),
451 .resource
= lcdc_resources
,
453 .platform_data
= &lcdc_info
,
454 .coherent_dma_mask
= ~0,
461 #ifdef CONFIG_AP4EVB_QHD
463 /* KEYSC (Needs SW43 set to ON) */
464 static struct sh_keysc_info keysc_info
= {
465 .mode
= SH_KEYSC_MODE_1
,
469 KEY_0
, KEY_1
, KEY_2
, KEY_3
, KEY_4
,
470 KEY_5
, KEY_6
, KEY_7
, KEY_8
, KEY_9
,
471 KEY_A
, KEY_B
, KEY_C
, KEY_D
, KEY_E
,
472 KEY_F
, KEY_G
, KEY_H
, KEY_I
, KEY_J
,
473 KEY_K
, KEY_L
, KEY_M
, KEY_N
, KEY_O
,
477 static struct resource keysc_resources
[] = {
482 .flags
= IORESOURCE_MEM
,
485 .start
= evt2irq(0x0be0), /* KEYSC_KEY */
486 .flags
= IORESOURCE_IRQ
,
490 static struct platform_device keysc_device
= {
492 .id
= 0, /* "keysc0" clock */
493 .num_resources
= ARRAY_SIZE(keysc_resources
),
494 .resource
= keysc_resources
,
496 .platform_data
= &keysc_info
,
501 static struct resource mipidsi0_resources
[] = {
505 .flags
= IORESOURCE_MEM
,
509 static struct sh_mipi_dsi_info mipidsi0_info
= {
510 .data_format
= MIPI_RGB888
,
511 .lcd_chan
= &lcdc_info
.ch
[0],
514 static struct platform_device mipidsi0_device
= {
515 .name
= "sh-mipi-dsi",
516 .num_resources
= ARRAY_SIZE(mipidsi0_resources
),
517 .resource
= mipidsi0_resources
,
520 .platform_data
= &mipidsi0_info
,
524 /* This function will disappear when we switch to (runtime) PM */
525 static int __init
ap4evb_init_display_clk(void)
527 struct clk
*lcdc_clk
;
528 struct clk
*dsitx_clk
;
531 lcdc_clk
= clk_get(&lcdc_device
.dev
, "sh_mobile_lcdc_fb.0");
532 if (IS_ERR(lcdc_clk
))
533 return PTR_ERR(lcdc_clk
);
535 dsitx_clk
= clk_get(&mipidsi0_device
.dev
, "sh-mipi-dsi.0");
536 if (IS_ERR(dsitx_clk
)) {
537 ret
= PTR_ERR(dsitx_clk
);
541 ret
= clk_enable(lcdc_clk
);
545 ret
= clk_enable(dsitx_clk
);
552 clk_disable(lcdc_clk
);
560 device_initcall(ap4evb_init_display_clk
);
562 static struct platform_device
*qhd_devices
[] __initdata
= {
566 #endif /* CONFIG_AP4EVB_QHD */
569 #define IRQ_FSI evt2irq(0x1840)
571 static int fsi_set_rate(int is_porta
, int rate
)
573 struct clk
*fsib_clk
;
574 struct clk
*fdiv_clk
= &sh7372_fsidivb_clk
;
577 /* set_rate is not needed if port A */
581 fsib_clk
= clk_get(NULL
, "fsib_clk");
582 if (IS_ERR(fsib_clk
))
587 clk_set_rate(fsib_clk
, clk_round_rate(fsib_clk
, 11283000));
588 ret
= SH_FSI_ACKMD_256
| SH_FSI_BPFMD_64
;
591 clk_set_rate(fsib_clk
, clk_round_rate(fsib_clk
, 85428000));
592 clk_set_rate(fdiv_clk
, clk_round_rate(fdiv_clk
, 12204000));
593 ret
= SH_FSI_ACKMD_256
| SH_FSI_BPFMD_64
;
596 pr_err("unsupported rate in FSI2 port B\n");
606 static struct sh_fsi_platform_info fsi_info
= {
607 .porta_flags
= SH_FSI_BRS_INV
|
608 SH_FSI_OUT_SLAVE_MODE
|
609 SH_FSI_IN_SLAVE_MODE
|
613 .portb_flags
= SH_FSI_BRS_INV
|
617 .set_rate
= fsi_set_rate
,
620 static struct resource fsi_resources
[] = {
624 .end
= 0xFE3C0400 - 1,
625 .flags
= IORESOURCE_MEM
,
629 .flags
= IORESOURCE_IRQ
,
633 static struct platform_device fsi_device
= {
636 .num_resources
= ARRAY_SIZE(fsi_resources
),
637 .resource
= fsi_resources
,
639 .platform_data
= &fsi_info
,
643 static struct platform_device fsi_ak4643_device
= {
644 .name
= "sh_fsi2_a_ak4643",
647 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info
= {
648 .clock_source
= LCDC_CLK_EXTERNAL
,
650 .chan
= LCDC_CHAN_MAINLCD
,
652 .interface_type
= RGB24
,
654 .flags
= LCDC_FLAGS_DWPOL
,
658 static struct resource lcdc1_resources
[] = {
663 .flags
= IORESOURCE_MEM
,
666 .start
= intcs_evt2irq(0x1780),
667 .flags
= IORESOURCE_IRQ
,
671 static struct platform_device lcdc1_device
= {
672 .name
= "sh_mobile_lcdc_fb",
673 .num_resources
= ARRAY_SIZE(lcdc1_resources
),
674 .resource
= lcdc1_resources
,
677 .platform_data
= &sh_mobile_lcdc1_info
,
678 .coherent_dma_mask
= ~0,
682 static struct sh_mobile_hdmi_info hdmi_info
= {
683 .lcd_chan
= &sh_mobile_lcdc1_info
.ch
[0],
684 .lcd_dev
= &lcdc1_device
.dev
,
685 .flags
= HDMI_SND_SRC_SPDIF
,
688 static struct resource hdmi_resources
[] = {
693 .flags
= IORESOURCE_MEM
,
696 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
697 .start
= evt2irq(0x17e0),
698 .flags
= IORESOURCE_IRQ
,
702 static struct platform_device hdmi_device
= {
703 .name
= "sh-mobile-hdmi",
704 .num_resources
= ARRAY_SIZE(hdmi_resources
),
705 .resource
= hdmi_resources
,
708 .platform_data
= &hdmi_info
,
712 static struct gpio_led ap4evb_leds
[] = {
715 .gpio
= GPIO_PORT185
,
716 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
720 .gpio
= GPIO_PORT186
,
721 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
725 .gpio
= GPIO_PORT187
,
726 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
730 .gpio
= GPIO_PORT188
,
731 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
735 static struct gpio_led_platform_data ap4evb_leds_pdata
= {
736 .num_leds
= ARRAY_SIZE(ap4evb_leds
),
740 static struct platform_device leds_device
= {
744 .platform_data
= &ap4evb_leds_pdata
,
748 static struct i2c_board_info imx074_info
= {
749 I2C_BOARD_INFO("imx074", 0x1a),
752 struct soc_camera_link imx074_link
= {
754 .board_info
= &imx074_info
,
756 .module_name
= "imx074",
759 static struct platform_device ap4evb_camera
= {
760 .name
= "soc-camera-pdrv",
763 .platform_data
= &imx074_link
,
767 static struct sh_csi2_client_config csi2_clients
[] = {
769 .phy
= SH_CSI2_PHY_MAIN
,
772 .pdev
= &ap4evb_camera
,
776 static struct sh_csi2_pdata csi2_info
= {
778 .clients
= csi2_clients
,
779 .num_clients
= ARRAY_SIZE(csi2_clients
),
780 .flags
= SH_CSI2_ECC
| SH_CSI2_CRC
,
783 static struct resource csi2_resources
[] = {
788 .flags
= IORESOURCE_MEM
,
791 .start
= intcs_evt2irq(0x17a0),
792 .flags
= IORESOURCE_IRQ
,
796 static struct platform_device csi2_device
= {
797 .name
= "sh-mobile-csi2",
799 .num_resources
= ARRAY_SIZE(csi2_resources
),
800 .resource
= csi2_resources
,
802 .platform_data
= &csi2_info
,
806 static struct sh_mobile_ceu_info sh_mobile_ceu_info
= {
807 .flags
= SH_CEU_FLAG_USE_8BIT_BUS
,
808 .csi2_dev
= &csi2_device
.dev
,
811 static struct resource ceu_resources
[] = {
816 .flags
= IORESOURCE_MEM
,
819 .start
= intcs_evt2irq(0x880),
820 .flags
= IORESOURCE_IRQ
,
823 /* place holder for contiguous memory */
827 static struct platform_device ceu_device
= {
828 .name
= "sh_mobile_ceu",
829 .id
= 0, /* "ceu0" clock */
830 .num_resources
= ARRAY_SIZE(ceu_resources
),
831 .resource
= ceu_resources
,
833 .platform_data
= &sh_mobile_ceu_info
,
837 static struct platform_device
*ap4evb_devices
[] __initdata
= {
855 static int __init
hdmi_init_pm_clock(void)
857 struct clk
*hdmi_ick
= clk_get(&hdmi_device
.dev
, "ick");
861 if (IS_ERR(hdmi_ick
)) {
862 ret
= PTR_ERR(hdmi_ick
);
863 pr_err("Cannot get HDMI ICK: %d\n", ret
);
867 ret
= clk_set_parent(&sh7372_pllc2_clk
, &sh7372_dv_clki_div2_clk
);
869 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret
, sh7372_pllc2_clk
.usecount
);
873 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk
));
875 rate
= clk_round_rate(&sh7372_pllc2_clk
, 594000000);
877 pr_err("Cannot get suitable rate: %ld\n", rate
);
882 ret
= clk_set_rate(&sh7372_pllc2_clk
, rate
);
884 pr_err("Cannot set rate %ld: %d\n", rate
, ret
);
888 pr_debug("PLLC2 set frequency %lu\n", rate
);
890 ret
= clk_set_parent(hdmi_ick
, &sh7372_pllc2_clk
);
892 pr_err("Cannot set HDMI parent: %d\n", ret
);
897 if (!IS_ERR(hdmi_ick
))
902 device_initcall(hdmi_init_pm_clock
);
904 #define FSIACK_DUMMY_RATE 48000
905 static int __init
fsi_init_pm_clock(void)
907 struct clk
*fsia_ick
;
911 * FSIACK is connected to AK4642,
912 * and the rate is depend on playing sound rate.
913 * So, set dummy rate (= 48k) here
915 ret
= clk_set_rate(&sh7372_fsiack_clk
, FSIACK_DUMMY_RATE
);
917 pr_err("Cannot set FSIACK dummy rate: %d\n", ret
);
921 fsia_ick
= clk_get(&fsi_device
.dev
, "icka");
922 if (IS_ERR(fsia_ick
)) {
923 ret
= PTR_ERR(fsia_ick
);
924 pr_err("Cannot get FSI ICK: %d\n", ret
);
928 ret
= clk_set_parent(fsia_ick
, &sh7372_fsiack_clk
);
930 pr_err("Cannot set FSI-A parent: %d\n", ret
);
934 ret
= clk_set_rate(fsia_ick
, FSIACK_DUMMY_RATE
);
936 pr_err("Cannot set FSI-A rate: %d\n", ret
);
943 device_initcall(fsi_init_pm_clock
);
951 * current gpio frame work doesn't have
952 * the method to control only pull up/down/free.
953 * this function should be replaced by correct gpio function
955 static void __init
gpio_no_direction(u32 addr
)
957 __raw_writeb(0x00, addr
);
961 #ifdef CONFIG_AP4EVB_QHD
962 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
963 # define GPIO_TSC_PORT GPIO_PORT123
965 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
966 # define GPIO_TSC_PORT GPIO_PORT40
969 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
970 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
971 static int ts_get_pendown_state(void)
975 gpio_free(GPIO_TSC_IRQ
);
977 gpio_request(GPIO_TSC_PORT
, NULL
);
979 gpio_direction_input(GPIO_TSC_PORT
);
981 val
= gpio_get_value(GPIO_TSC_PORT
);
983 gpio_request(GPIO_TSC_IRQ
, NULL
);
988 static int ts_init(void)
990 gpio_request(GPIO_TSC_IRQ
, NULL
);
995 static struct tsc2007_platform_data tsc2007_info
= {
998 .get_pendown_state
= ts_get_pendown_state
,
999 .init_platform_hw
= ts_init
,
1002 static struct i2c_board_info tsc_device
= {
1003 I2C_BOARD_INFO("tsc2007", 0x48),
1005 .platform_data
= &tsc2007_info
,
1006 /*.irq is selected on ap4evb_init */
1010 static struct i2c_board_info i2c0_devices
[] = {
1012 I2C_BOARD_INFO("ak4643", 0x13),
1016 static struct i2c_board_info i2c1_devices
[] = {
1018 I2C_BOARD_INFO("r2025sd", 0x32),
1022 static struct map_desc ap4evb_io_desc
[] __initdata
= {
1023 /* create a 1:1 entity map for 0xe6xxxxxx
1024 * used by CPGA, INTC and PFC.
1027 .virtual = 0xe6000000,
1028 .pfn
= __phys_to_pfn(0xe6000000),
1029 .length
= 256 << 20,
1030 .type
= MT_DEVICE_NONSHARED
1034 static void __init
ap4evb_map_io(void)
1036 iotable_init(ap4evb_io_desc
, ARRAY_SIZE(ap4evb_io_desc
));
1038 /* setup early devices and console here as well */
1039 sh7372_add_early_devices();
1040 shmobile_setup_console();
1043 #define GPIO_PORT9CR 0xE6051009
1044 #define GPIO_PORT10CR 0xE605100A
1045 #define USCCR1 0xE6058144
1046 static void __init
ap4evb_init(void)
1051 sh7372_pinmux_init();
1054 gpio_request(GPIO_FN_SCIFA0_TXD
, NULL
);
1055 gpio_request(GPIO_FN_SCIFA0_RXD
, NULL
);
1057 /* enable SMSC911X */
1058 gpio_request(GPIO_FN_CS5A
, NULL
);
1059 gpio_request(GPIO_FN_IRQ6_39
, NULL
);
1061 /* enable Debug switch (S6) */
1062 gpio_request(GPIO_PORT32
, NULL
);
1063 gpio_request(GPIO_PORT33
, NULL
);
1064 gpio_request(GPIO_PORT34
, NULL
);
1065 gpio_request(GPIO_PORT35
, NULL
);
1066 gpio_direction_input(GPIO_PORT32
);
1067 gpio_direction_input(GPIO_PORT33
);
1068 gpio_direction_input(GPIO_PORT34
);
1069 gpio_direction_input(GPIO_PORT35
);
1070 gpio_export(GPIO_PORT32
, 0);
1071 gpio_export(GPIO_PORT33
, 0);
1072 gpio_export(GPIO_PORT34
, 0);
1073 gpio_export(GPIO_PORT35
, 0);
1076 gpio_request(GPIO_FN_SDHICD0
, NULL
);
1077 gpio_request(GPIO_FN_SDHIWP0
, NULL
);
1078 gpio_request(GPIO_FN_SDHICMD0
, NULL
);
1079 gpio_request(GPIO_FN_SDHICLK0
, NULL
);
1080 gpio_request(GPIO_FN_SDHID0_3
, NULL
);
1081 gpio_request(GPIO_FN_SDHID0_2
, NULL
);
1082 gpio_request(GPIO_FN_SDHID0_1
, NULL
);
1083 gpio_request(GPIO_FN_SDHID0_0
, NULL
);
1086 gpio_request(GPIO_FN_SDHICMD1
, NULL
);
1087 gpio_request(GPIO_FN_SDHICLK1
, NULL
);
1088 gpio_request(GPIO_FN_SDHID1_3
, NULL
);
1089 gpio_request(GPIO_FN_SDHID1_2
, NULL
);
1090 gpio_request(GPIO_FN_SDHID1_1
, NULL
);
1091 gpio_request(GPIO_FN_SDHID1_0
, NULL
);
1094 gpio_request(GPIO_FN_MMCD0_0
, NULL
);
1095 gpio_request(GPIO_FN_MMCD0_1
, NULL
);
1096 gpio_request(GPIO_FN_MMCD0_2
, NULL
);
1097 gpio_request(GPIO_FN_MMCD0_3
, NULL
);
1098 gpio_request(GPIO_FN_MMCD0_4
, NULL
);
1099 gpio_request(GPIO_FN_MMCD0_5
, NULL
);
1100 gpio_request(GPIO_FN_MMCD0_6
, NULL
);
1101 gpio_request(GPIO_FN_MMCD0_7
, NULL
);
1102 gpio_request(GPIO_FN_MMCCMD0
, NULL
);
1103 gpio_request(GPIO_FN_MMCCLK0
, NULL
);
1106 gpio_request(GPIO_FN_VBUS0_1
, NULL
);
1107 gpio_request(GPIO_FN_IDIN_1_18
, NULL
);
1108 gpio_request(GPIO_FN_PWEN_1_115
, NULL
);
1109 gpio_request(GPIO_FN_OVCN_1_114
, NULL
);
1110 gpio_request(GPIO_FN_EXTLP_1
, NULL
);
1111 gpio_request(GPIO_FN_OVCN2_1
, NULL
);
1114 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
1116 /* enable FSI2 port A (ak4643) */
1117 gpio_request(GPIO_FN_FSIAIBT
, NULL
);
1118 gpio_request(GPIO_FN_FSIAILR
, NULL
);
1119 gpio_request(GPIO_FN_FSIAISLD
, NULL
);
1120 gpio_request(GPIO_FN_FSIAOSLD
, NULL
);
1121 gpio_request(GPIO_PORT161
, NULL
);
1122 gpio_direction_output(GPIO_PORT161
, 0); /* slave */
1124 gpio_request(GPIO_PORT9
, NULL
);
1125 gpio_request(GPIO_PORT10
, NULL
);
1126 gpio_no_direction(GPIO_PORT9CR
); /* FSIAOBT needs no direction */
1127 gpio_no_direction(GPIO_PORT10CR
); /* FSIAOLR needs no direction */
1129 /* card detect pin for MMC slot (CN7) */
1130 gpio_request(GPIO_PORT41
, NULL
);
1131 gpio_direction_input(GPIO_PORT41
);
1133 /* setup FSI2 port B (HDMI) */
1134 gpio_request(GPIO_FN_FSIBCK
, NULL
);
1135 __raw_writew(__raw_readw(USCCR1
) & ~(1 << 6), USCCR1
); /* use SPDIF */
1137 /* set SPU2 clock to 119.6 MHz */
1138 clk
= clk_get(NULL
, "spu_clk");
1140 clk_set_rate(clk
, clk_round_rate(clk
, 119600000));
1145 * set irq priority, to avoid sound chopping
1146 * when NFS rootfs is used
1147 * FSI(3) > SMSC911X(2)
1149 intc_set_priority(IRQ_FSI
, 3);
1151 i2c_register_board_info(0, i2c0_devices
,
1152 ARRAY_SIZE(i2c0_devices
));
1154 i2c_register_board_info(1, i2c1_devices
,
1155 ARRAY_SIZE(i2c1_devices
));
1157 #ifdef CONFIG_AP4EVB_QHD
1160 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1161 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1165 gpio_request(GPIO_FN_KEYOUT0
, NULL
);
1166 gpio_request(GPIO_FN_KEYOUT1
, NULL
);
1167 gpio_request(GPIO_FN_KEYOUT2
, NULL
);
1168 gpio_request(GPIO_FN_KEYOUT3
, NULL
);
1169 gpio_request(GPIO_FN_KEYOUT4
, NULL
);
1170 gpio_request(GPIO_FN_KEYIN0_136
, NULL
);
1171 gpio_request(GPIO_FN_KEYIN1_135
, NULL
);
1172 gpio_request(GPIO_FN_KEYIN2_134
, NULL
);
1173 gpio_request(GPIO_FN_KEYIN3_133
, NULL
);
1174 gpio_request(GPIO_FN_KEYIN4
, NULL
);
1176 /* enable TouchScreen */
1177 set_irq_type(IRQ28
, IRQ_TYPE_LEVEL_LOW
);
1179 tsc_device
.irq
= IRQ28
;
1180 i2c_register_board_info(1, &tsc_device
, 1);
1183 lcdc_info
.clock_source
= LCDC_CLK_PERIPHERAL
;
1184 lcdc_info
.ch
[0].interface_type
= RGB24
;
1185 lcdc_info
.ch
[0].clock_divider
= 1;
1186 lcdc_info
.ch
[0].flags
= LCDC_FLAGS_DWPOL
;
1187 lcdc_info
.ch
[0].lcd_size_cfg
.width
= 44;
1188 lcdc_info
.ch
[0].lcd_size_cfg
.height
= 79;
1190 platform_add_devices(qhd_devices
, ARRAY_SIZE(qhd_devices
));
1194 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1195 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1198 gpio_request(GPIO_FN_LCDD17
, NULL
);
1199 gpio_request(GPIO_FN_LCDD16
, NULL
);
1200 gpio_request(GPIO_FN_LCDD15
, NULL
);
1201 gpio_request(GPIO_FN_LCDD14
, NULL
);
1202 gpio_request(GPIO_FN_LCDD13
, NULL
);
1203 gpio_request(GPIO_FN_LCDD12
, NULL
);
1204 gpio_request(GPIO_FN_LCDD11
, NULL
);
1205 gpio_request(GPIO_FN_LCDD10
, NULL
);
1206 gpio_request(GPIO_FN_LCDD9
, NULL
);
1207 gpio_request(GPIO_FN_LCDD8
, NULL
);
1208 gpio_request(GPIO_FN_LCDD7
, NULL
);
1209 gpio_request(GPIO_FN_LCDD6
, NULL
);
1210 gpio_request(GPIO_FN_LCDD5
, NULL
);
1211 gpio_request(GPIO_FN_LCDD4
, NULL
);
1212 gpio_request(GPIO_FN_LCDD3
, NULL
);
1213 gpio_request(GPIO_FN_LCDD2
, NULL
);
1214 gpio_request(GPIO_FN_LCDD1
, NULL
);
1215 gpio_request(GPIO_FN_LCDD0
, NULL
);
1216 gpio_request(GPIO_FN_LCDDISP
, NULL
);
1217 gpio_request(GPIO_FN_LCDDCK
, NULL
);
1219 gpio_request(GPIO_PORT189
, NULL
); /* backlight */
1220 gpio_direction_output(GPIO_PORT189
, 1);
1222 gpio_request(GPIO_PORT151
, NULL
); /* LCDDON */
1223 gpio_direction_output(GPIO_PORT151
, 1);
1225 lcdc_info
.clock_source
= LCDC_CLK_BUS
;
1226 lcdc_info
.ch
[0].interface_type
= RGB18
;
1227 lcdc_info
.ch
[0].clock_divider
= 2;
1228 lcdc_info
.ch
[0].flags
= 0;
1229 lcdc_info
.ch
[0].lcd_size_cfg
.width
= 152;
1230 lcdc_info
.ch
[0].lcd_size_cfg
.height
= 91;
1232 /* enable TouchScreen */
1233 set_irq_type(IRQ7
, IRQ_TYPE_LEVEL_LOW
);
1235 tsc_device
.irq
= IRQ7
;
1236 i2c_register_board_info(0, &tsc_device
, 1);
1237 #endif /* CONFIG_AP4EVB_QHD */
1242 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1246 /* MIPI-CSI stuff */
1247 gpio_request(GPIO_FN_VIO_CKO
, NULL
);
1249 clk
= clk_get(NULL
, "vck1_clk");
1251 clk_set_rate(clk
, clk_round_rate(clk
, 13000000));
1256 sh7372_add_standard_devices();
1259 gpio_request(GPIO_FN_HDMI_HPD
, NULL
);
1260 gpio_request(GPIO_FN_HDMI_CEC
, NULL
);
1262 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1263 #define SRCR4 0xe61580bc
1264 srcr4
= __raw_readl(SRCR4
);
1265 __raw_writel(srcr4
| (1 << 13), SRCR4
);
1267 __raw_writel(srcr4
& ~(1 << 13), SRCR4
);
1269 platform_add_devices(ap4evb_devices
, ARRAY_SIZE(ap4evb_devices
));
1272 static void __init
ap4evb_timer_init(void)
1274 sh7372_clock_init();
1275 shmobile_timer
.init();
1277 /* External clock source */
1278 clk_set_rate(&sh7372_dv_clki_clk
, 27000000);
1281 static struct sys_timer ap4evb_timer
= {
1282 .init
= ap4evb_timer_init
,
1285 MACHINE_START(AP4EVB
, "ap4evb")
1286 .map_io
= ap4evb_map_io
,
1287 .init_irq
= sh7372_init_irq
,
1288 .init_machine
= ap4evb_init
,
1289 .timer
= &ap4evb_timer
,