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,
169 .offset
= MTDPART_OFS_APPEND
,
174 .offset
= MTDPART_OFS_APPEND
,
175 .size
= 8 * 1024 * 1024,
176 .mask_flags
= MTD_WRITEABLE
,
180 .offset
= MTDPART_OFS_APPEND
,
181 .size
= 8 * 1024 * 1024,
185 .offset
= MTDPART_OFS_APPEND
,
186 .size
= MTDPART_SIZ_FULL
,
190 static struct physmap_flash_data nor_flash_data
= {
192 .parts
= nor_flash_partitions
,
193 .nr_parts
= ARRAY_SIZE(nor_flash_partitions
),
196 static struct resource nor_flash_resources
[] = {
199 .end
= 0x08000000 - 1,
200 .flags
= IORESOURCE_MEM
,
204 static struct platform_device nor_flash_device
= {
205 .name
= "physmap-flash",
207 .platform_data
= &nor_flash_data
,
209 .num_resources
= ARRAY_SIZE(nor_flash_resources
),
210 .resource
= nor_flash_resources
,
214 static struct resource smc911x_resources
[] = {
217 .end
= 0x16000000 - 1,
218 .flags
= IORESOURCE_MEM
,
220 .start
= evt2irq(0x02c0) /* IRQ6A */,
221 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
225 static struct smsc911x_platform_config smsc911x_info
= {
226 .flags
= SMSC911X_USE_16BIT
| SMSC911X_SAVE_MAC_ADDRESS
,
227 .irq_polarity
= SMSC911X_IRQ_POLARITY_ACTIVE_LOW
,
228 .irq_type
= SMSC911X_IRQ_TYPE_PUSH_PULL
,
231 static struct platform_device smc911x_device
= {
234 .num_resources
= ARRAY_SIZE(smc911x_resources
),
235 .resource
= smc911x_resources
,
237 .platform_data
= &smsc911x_info
,
242 static struct resource sh_mmcif_resources
[] = {
247 .flags
= IORESOURCE_MEM
,
251 .start
= evt2irq(0x1ac0),
252 .flags
= IORESOURCE_IRQ
,
256 .start
= evt2irq(0x1ae0),
257 .flags
= IORESOURCE_IRQ
,
261 static struct sh_mmcif_plat_data sh_mmcif_plat
= {
263 .ocr
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
264 .caps
= MMC_CAP_4_BIT_DATA
|
269 static struct platform_device sh_mmcif_device
= {
274 .coherent_dma_mask
= 0xffffffff,
275 .platform_data
= &sh_mmcif_plat
,
277 .num_resources
= ARRAY_SIZE(sh_mmcif_resources
),
278 .resource
= sh_mmcif_resources
,
282 static struct sh_mobile_sdhi_info sdhi0_info
= {
283 .dma_slave_tx
= SHDMA_SLAVE_SDHI0_TX
,
284 .dma_slave_rx
= SHDMA_SLAVE_SDHI0_RX
,
287 static struct resource sdhi0_resources
[] = {
292 .flags
= IORESOURCE_MEM
,
295 .start
= evt2irq(0x0e00) /* SDHI0 */,
296 .flags
= IORESOURCE_IRQ
,
300 static struct platform_device sdhi0_device
= {
301 .name
= "sh_mobile_sdhi",
302 .num_resources
= ARRAY_SIZE(sdhi0_resources
),
303 .resource
= sdhi0_resources
,
306 .platform_data
= &sdhi0_info
,
311 static struct sh_mobile_sdhi_info sdhi1_info
= {
312 .dma_slave_tx
= SHDMA_SLAVE_SDHI1_TX
,
313 .dma_slave_rx
= SHDMA_SLAVE_SDHI1_RX
,
314 .tmio_ocr_mask
= MMC_VDD_165_195
,
315 .tmio_flags
= TMIO_MMC_WRPROTECT_DISABLE
,
318 static struct resource sdhi1_resources
[] = {
323 .flags
= IORESOURCE_MEM
,
326 .start
= evt2irq(0x0e80),
327 .flags
= IORESOURCE_IRQ
,
331 static struct platform_device sdhi1_device
= {
332 .name
= "sh_mobile_sdhi",
333 .num_resources
= ARRAY_SIZE(sdhi1_resources
),
334 .resource
= sdhi1_resources
,
337 .platform_data
= &sdhi1_info
,
342 static void usb1_host_port_power(int port
, int power
)
344 if (!power
) /* only power-on supported for now */
347 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
348 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
351 static struct r8a66597_platdata usb1_host_data
= {
353 .port_power
= usb1_host_port_power
,
356 static struct resource usb1_host_resources
[] = {
360 .end
= 0xE68B00E6 - 1,
361 .flags
= IORESOURCE_MEM
,
364 .start
= evt2irq(0x1ce0) /* USB1_USB1I0 */,
365 .flags
= IORESOURCE_IRQ
,
369 static struct platform_device usb1_host_device
= {
370 .name
= "r8a66597_hcd",
373 .dma_mask
= NULL
, /* not use dma */
374 .coherent_dma_mask
= 0xffffffff,
375 .platform_data
= &usb1_host_data
,
377 .num_resources
= ARRAY_SIZE(usb1_host_resources
),
378 .resource
= usb1_host_resources
,
381 const static struct fb_videomode ap4evb_lcdc_modes
[] = {
383 #ifdef CONFIG_AP4EVB_QHD
384 .name
= "R63302(QHD)",
393 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
,
395 .name
= "WVGA Panel",
409 static struct sh_mobile_lcdc_info lcdc_info
= {
411 .chan
= LCDC_CHAN_MAINLCD
,
413 .lcd_cfg
= ap4evb_lcdc_modes
,
414 .num_cfg
= ARRAY_SIZE(ap4evb_lcdc_modes
),
418 static struct resource lcdc_resources
[] = {
421 .start
= 0xfe940000, /* P4-only space */
423 .flags
= IORESOURCE_MEM
,
426 .start
= intcs_evt2irq(0x580),
427 .flags
= IORESOURCE_IRQ
,
431 static struct platform_device lcdc_device
= {
432 .name
= "sh_mobile_lcdc_fb",
433 .num_resources
= ARRAY_SIZE(lcdc_resources
),
434 .resource
= lcdc_resources
,
436 .platform_data
= &lcdc_info
,
437 .coherent_dma_mask
= ~0,
444 #ifdef CONFIG_AP4EVB_QHD
446 /* KEYSC (Needs SW43 set to ON) */
447 static struct sh_keysc_info keysc_info
= {
448 .mode
= SH_KEYSC_MODE_1
,
452 KEY_0
, KEY_1
, KEY_2
, KEY_3
, KEY_4
,
453 KEY_5
, KEY_6
, KEY_7
, KEY_8
, KEY_9
,
454 KEY_A
, KEY_B
, KEY_C
, KEY_D
, KEY_E
,
455 KEY_F
, KEY_G
, KEY_H
, KEY_I
, KEY_J
,
456 KEY_K
, KEY_L
, KEY_M
, KEY_N
, KEY_O
,
460 static struct resource keysc_resources
[] = {
465 .flags
= IORESOURCE_MEM
,
468 .start
= evt2irq(0x0be0), /* KEYSC_KEY */
469 .flags
= IORESOURCE_IRQ
,
473 static struct platform_device keysc_device
= {
475 .id
= 0, /* "keysc0" clock */
476 .num_resources
= ARRAY_SIZE(keysc_resources
),
477 .resource
= keysc_resources
,
479 .platform_data
= &keysc_info
,
484 static struct resource mipidsi0_resources
[] = {
488 .flags
= IORESOURCE_MEM
,
492 static struct sh_mipi_dsi_info mipidsi0_info
= {
493 .data_format
= MIPI_RGB888
,
494 .lcd_chan
= &lcdc_info
.ch
[0],
497 static struct platform_device mipidsi0_device
= {
498 .name
= "sh-mipi-dsi",
499 .num_resources
= ARRAY_SIZE(mipidsi0_resources
),
500 .resource
= mipidsi0_resources
,
503 .platform_data
= &mipidsi0_info
,
507 /* This function will disappear when we switch to (runtime) PM */
508 static int __init
ap4evb_init_display_clk(void)
510 struct clk
*lcdc_clk
;
511 struct clk
*dsitx_clk
;
514 lcdc_clk
= clk_get(&lcdc_device
.dev
, "sh_mobile_lcdc_fb.0");
515 if (IS_ERR(lcdc_clk
))
516 return PTR_ERR(lcdc_clk
);
518 dsitx_clk
= clk_get(&mipidsi0_device
.dev
, "sh-mipi-dsi.0");
519 if (IS_ERR(dsitx_clk
)) {
520 ret
= PTR_ERR(dsitx_clk
);
524 ret
= clk_enable(lcdc_clk
);
528 ret
= clk_enable(dsitx_clk
);
535 clk_disable(lcdc_clk
);
543 device_initcall(ap4evb_init_display_clk
);
545 static struct platform_device
*qhd_devices
[] __initdata
= {
549 #endif /* CONFIG_AP4EVB_QHD */
552 #define IRQ_FSI evt2irq(0x1840)
553 static struct sh_fsi_platform_info fsi_info
= {
554 .porta_flags
= SH_FSI_BRS_INV
|
555 SH_FSI_OUT_SLAVE_MODE
|
556 SH_FSI_IN_SLAVE_MODE
|
561 static struct resource fsi_resources
[] = {
565 .end
= 0xFE3C0400 - 1,
566 .flags
= IORESOURCE_MEM
,
570 .flags
= IORESOURCE_IRQ
,
574 static struct platform_device fsi_device
= {
577 .num_resources
= ARRAY_SIZE(fsi_resources
),
578 .resource
= fsi_resources
,
580 .platform_data
= &fsi_info
,
584 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info
= {
585 .clock_source
= LCDC_CLK_EXTERNAL
,
587 .chan
= LCDC_CHAN_MAINLCD
,
589 .interface_type
= RGB24
,
591 .flags
= LCDC_FLAGS_DWPOL
,
595 static struct resource lcdc1_resources
[] = {
600 .flags
= IORESOURCE_MEM
,
603 .start
= intcs_evt2irq(0x1780),
604 .flags
= IORESOURCE_IRQ
,
608 static struct platform_device lcdc1_device
= {
609 .name
= "sh_mobile_lcdc_fb",
610 .num_resources
= ARRAY_SIZE(lcdc1_resources
),
611 .resource
= lcdc1_resources
,
614 .platform_data
= &sh_mobile_lcdc1_info
,
615 .coherent_dma_mask
= ~0,
619 static struct sh_mobile_hdmi_info hdmi_info
= {
620 .lcd_chan
= &sh_mobile_lcdc1_info
.ch
[0],
621 .lcd_dev
= &lcdc1_device
.dev
,
624 static struct resource hdmi_resources
[] = {
629 .flags
= IORESOURCE_MEM
,
632 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
633 .start
= evt2irq(0x17e0),
634 .flags
= IORESOURCE_IRQ
,
638 static struct platform_device hdmi_device
= {
639 .name
= "sh-mobile-hdmi",
640 .num_resources
= ARRAY_SIZE(hdmi_resources
),
641 .resource
= hdmi_resources
,
644 .platform_data
= &hdmi_info
,
648 static struct gpio_led ap4evb_leds
[] = {
651 .gpio
= GPIO_PORT185
,
652 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
656 .gpio
= GPIO_PORT186
,
657 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
661 .gpio
= GPIO_PORT187
,
662 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
666 .gpio
= GPIO_PORT188
,
667 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
671 static struct gpio_led_platform_data ap4evb_leds_pdata
= {
672 .num_leds
= ARRAY_SIZE(ap4evb_leds
),
676 static struct platform_device leds_device
= {
680 .platform_data
= &ap4evb_leds_pdata
,
684 static struct i2c_board_info imx074_info
= {
685 I2C_BOARD_INFO("imx074", 0x1a),
688 struct soc_camera_link imx074_link
= {
690 .board_info
= &imx074_info
,
692 .module_name
= "imx074",
695 static struct platform_device ap4evb_camera
= {
696 .name
= "soc-camera-pdrv",
699 .platform_data
= &imx074_link
,
703 static struct sh_csi2_client_config csi2_clients
[] = {
705 .phy
= SH_CSI2_PHY_MAIN
,
708 .pdev
= &ap4evb_camera
,
712 static struct sh_csi2_pdata csi2_info
= {
714 .clients
= csi2_clients
,
715 .num_clients
= ARRAY_SIZE(csi2_clients
),
716 .flags
= SH_CSI2_ECC
| SH_CSI2_CRC
,
719 static struct resource csi2_resources
[] = {
724 .flags
= IORESOURCE_MEM
,
727 .start
= intcs_evt2irq(0x17a0),
728 .flags
= IORESOURCE_IRQ
,
732 static struct platform_device csi2_device
= {
733 .name
= "sh-mobile-csi2",
735 .num_resources
= ARRAY_SIZE(csi2_resources
),
736 .resource
= csi2_resources
,
738 .platform_data
= &csi2_info
,
742 static struct sh_mobile_ceu_info sh_mobile_ceu_info
= {
743 .flags
= SH_CEU_FLAG_USE_8BIT_BUS
,
744 .csi2_dev
= &csi2_device
.dev
,
747 static struct resource ceu_resources
[] = {
752 .flags
= IORESOURCE_MEM
,
755 .start
= intcs_evt2irq(0x880),
756 .flags
= IORESOURCE_IRQ
,
759 /* place holder for contiguous memory */
763 static struct platform_device ceu_device
= {
764 .name
= "sh_mobile_ceu",
765 .id
= 0, /* "ceu0" clock */
766 .num_resources
= ARRAY_SIZE(ceu_resources
),
767 .resource
= ceu_resources
,
769 .platform_data
= &sh_mobile_ceu_info
,
773 static struct platform_device
*ap4evb_devices
[] __initdata
= {
790 static int __init
hdmi_init_pm_clock(void)
792 struct clk
*hdmi_ick
= clk_get(&hdmi_device
.dev
, "ick");
796 if (IS_ERR(hdmi_ick
)) {
797 ret
= PTR_ERR(hdmi_ick
);
798 pr_err("Cannot get HDMI ICK: %d\n", ret
);
802 ret
= clk_set_parent(&sh7372_pllc2_clk
, &sh7372_dv_clki_div2_clk
);
804 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret
, sh7372_pllc2_clk
.usecount
);
808 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk
));
810 rate
= clk_round_rate(&sh7372_pllc2_clk
, 594000000);
812 pr_err("Cannot get suitable rate: %ld\n", rate
);
817 ret
= clk_set_rate(&sh7372_pllc2_clk
, rate
);
819 pr_err("Cannot set rate %ld: %d\n", rate
, ret
);
823 pr_debug("PLLC2 set frequency %lu\n", rate
);
825 ret
= clk_set_parent(hdmi_ick
, &sh7372_pllc2_clk
);
827 pr_err("Cannot set HDMI parent: %d\n", ret
);
832 if (!IS_ERR(hdmi_ick
))
837 device_initcall(hdmi_init_pm_clock
);
839 #define FSIACK_DUMMY_RATE 48000
840 static int __init
fsi_init_pm_clock(void)
842 struct clk
*fsia_ick
;
846 * FSIACK is connected to AK4642,
847 * and the rate is depend on playing sound rate.
848 * So, set dummy rate (= 48k) here
850 ret
= clk_set_rate(&sh7372_fsiack_clk
, FSIACK_DUMMY_RATE
);
852 pr_err("Cannot set FSIACK dummy rate: %d\n", ret
);
856 fsia_ick
= clk_get(&fsi_device
.dev
, "icka");
857 if (IS_ERR(fsia_ick
)) {
858 ret
= PTR_ERR(fsia_ick
);
859 pr_err("Cannot get FSI ICK: %d\n", ret
);
863 ret
= clk_set_parent(fsia_ick
, &sh7372_fsiack_clk
);
865 pr_err("Cannot set FSI-A parent: %d\n", ret
);
869 ret
= clk_set_rate(fsia_ick
, FSIACK_DUMMY_RATE
);
871 pr_err("Cannot set FSI-A rate: %d\n", ret
);
878 device_initcall(fsi_init_pm_clock
);
886 * current gpio frame work doesn't have
887 * the method to control only pull up/down/free.
888 * this function should be replaced by correct gpio function
890 static void __init
gpio_no_direction(u32 addr
)
892 __raw_writeb(0x00, addr
);
896 #ifdef CONFIG_AP4EVB_QHD
897 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
898 # define GPIO_TSC_PORT GPIO_PORT123
900 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
901 # define GPIO_TSC_PORT GPIO_PORT40
904 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
905 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
906 static int ts_get_pendown_state(void)
910 gpio_free(GPIO_TSC_IRQ
);
912 gpio_request(GPIO_TSC_PORT
, NULL
);
914 gpio_direction_input(GPIO_TSC_PORT
);
916 val
= gpio_get_value(GPIO_TSC_PORT
);
918 gpio_request(GPIO_TSC_IRQ
, NULL
);
923 static int ts_init(void)
925 gpio_request(GPIO_TSC_IRQ
, NULL
);
930 static struct tsc2007_platform_data tsc2007_info
= {
933 .get_pendown_state
= ts_get_pendown_state
,
934 .init_platform_hw
= ts_init
,
937 static struct i2c_board_info tsc_device
= {
938 I2C_BOARD_INFO("tsc2007", 0x48),
940 .platform_data
= &tsc2007_info
,
941 /*.irq is selected on ap4evb_init */
945 static struct i2c_board_info i2c0_devices
[] = {
947 I2C_BOARD_INFO("ak4643", 0x13),
951 static struct i2c_board_info i2c1_devices
[] = {
953 I2C_BOARD_INFO("r2025sd", 0x32),
957 static struct map_desc ap4evb_io_desc
[] __initdata
= {
958 /* create a 1:1 entity map for 0xe6xxxxxx
959 * used by CPGA, INTC and PFC.
962 .virtual = 0xe6000000,
963 .pfn
= __phys_to_pfn(0xe6000000),
965 .type
= MT_DEVICE_NONSHARED
969 static void __init
ap4evb_map_io(void)
971 iotable_init(ap4evb_io_desc
, ARRAY_SIZE(ap4evb_io_desc
));
973 /* setup early devices and console here as well */
974 sh7372_add_early_devices();
975 shmobile_setup_console();
978 #define GPIO_PORT9CR 0xE6051009
979 #define GPIO_PORT10CR 0xE605100A
980 static void __init
ap4evb_init(void)
985 sh7372_pinmux_init();
988 gpio_request(GPIO_FN_SCIFA0_TXD
, NULL
);
989 gpio_request(GPIO_FN_SCIFA0_RXD
, NULL
);
991 /* enable SMSC911X */
992 gpio_request(GPIO_FN_CS5A
, NULL
);
993 gpio_request(GPIO_FN_IRQ6_39
, NULL
);
995 /* enable Debug switch (S6) */
996 gpio_request(GPIO_PORT32
, NULL
);
997 gpio_request(GPIO_PORT33
, NULL
);
998 gpio_request(GPIO_PORT34
, NULL
);
999 gpio_request(GPIO_PORT35
, NULL
);
1000 gpio_direction_input(GPIO_PORT32
);
1001 gpio_direction_input(GPIO_PORT33
);
1002 gpio_direction_input(GPIO_PORT34
);
1003 gpio_direction_input(GPIO_PORT35
);
1004 gpio_export(GPIO_PORT32
, 0);
1005 gpio_export(GPIO_PORT33
, 0);
1006 gpio_export(GPIO_PORT34
, 0);
1007 gpio_export(GPIO_PORT35
, 0);
1010 gpio_request(GPIO_FN_SDHICD0
, NULL
);
1011 gpio_request(GPIO_FN_SDHIWP0
, NULL
);
1012 gpio_request(GPIO_FN_SDHICMD0
, NULL
);
1013 gpio_request(GPIO_FN_SDHICLK0
, NULL
);
1014 gpio_request(GPIO_FN_SDHID0_3
, NULL
);
1015 gpio_request(GPIO_FN_SDHID0_2
, NULL
);
1016 gpio_request(GPIO_FN_SDHID0_1
, NULL
);
1017 gpio_request(GPIO_FN_SDHID0_0
, NULL
);
1020 gpio_request(GPIO_FN_SDHICMD1
, NULL
);
1021 gpio_request(GPIO_FN_SDHICLK1
, NULL
);
1022 gpio_request(GPIO_FN_SDHID1_3
, NULL
);
1023 gpio_request(GPIO_FN_SDHID1_2
, NULL
);
1024 gpio_request(GPIO_FN_SDHID1_1
, NULL
);
1025 gpio_request(GPIO_FN_SDHID1_0
, NULL
);
1028 gpio_request(GPIO_FN_MMCD0_0
, NULL
);
1029 gpio_request(GPIO_FN_MMCD0_1
, NULL
);
1030 gpio_request(GPIO_FN_MMCD0_2
, NULL
);
1031 gpio_request(GPIO_FN_MMCD0_3
, NULL
);
1032 gpio_request(GPIO_FN_MMCD0_4
, NULL
);
1033 gpio_request(GPIO_FN_MMCD0_5
, NULL
);
1034 gpio_request(GPIO_FN_MMCD0_6
, NULL
);
1035 gpio_request(GPIO_FN_MMCD0_7
, NULL
);
1036 gpio_request(GPIO_FN_MMCCMD0
, NULL
);
1037 gpio_request(GPIO_FN_MMCCLK0
, NULL
);
1040 gpio_request(GPIO_FN_VBUS0_1
, NULL
);
1041 gpio_request(GPIO_FN_IDIN_1_18
, NULL
);
1042 gpio_request(GPIO_FN_PWEN_1_115
, NULL
);
1043 gpio_request(GPIO_FN_OVCN_1_114
, NULL
);
1044 gpio_request(GPIO_FN_EXTLP_1
, NULL
);
1045 gpio_request(GPIO_FN_OVCN2_1
, NULL
);
1048 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
1051 gpio_request(GPIO_FN_FSIAIBT
, NULL
);
1052 gpio_request(GPIO_FN_FSIAILR
, NULL
);
1053 gpio_request(GPIO_FN_FSIAISLD
, NULL
);
1054 gpio_request(GPIO_FN_FSIAOSLD
, NULL
);
1055 gpio_request(GPIO_PORT161
, NULL
);
1056 gpio_direction_output(GPIO_PORT161
, 0); /* slave */
1058 gpio_request(GPIO_PORT9
, NULL
);
1059 gpio_request(GPIO_PORT10
, NULL
);
1060 gpio_no_direction(GPIO_PORT9CR
); /* FSIAOBT needs no direction */
1061 gpio_no_direction(GPIO_PORT10CR
); /* FSIAOLR needs no direction */
1063 /* set SPU2 clock to 119.6 MHz */
1064 clk
= clk_get(NULL
, "spu_clk");
1066 clk_set_rate(clk
, clk_round_rate(clk
, 119600000));
1071 * set irq priority, to avoid sound chopping
1072 * when NFS rootfs is used
1073 * FSI(3) > SMSC911X(2)
1075 intc_set_priority(IRQ_FSI
, 3);
1077 i2c_register_board_info(0, i2c0_devices
,
1078 ARRAY_SIZE(i2c0_devices
));
1080 i2c_register_board_info(1, i2c1_devices
,
1081 ARRAY_SIZE(i2c1_devices
));
1083 #ifdef CONFIG_AP4EVB_QHD
1086 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1087 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1091 gpio_request(GPIO_FN_KEYOUT0
, NULL
);
1092 gpio_request(GPIO_FN_KEYOUT1
, NULL
);
1093 gpio_request(GPIO_FN_KEYOUT2
, NULL
);
1094 gpio_request(GPIO_FN_KEYOUT3
, NULL
);
1095 gpio_request(GPIO_FN_KEYOUT4
, NULL
);
1096 gpio_request(GPIO_FN_KEYIN0_136
, NULL
);
1097 gpio_request(GPIO_FN_KEYIN1_135
, NULL
);
1098 gpio_request(GPIO_FN_KEYIN2_134
, NULL
);
1099 gpio_request(GPIO_FN_KEYIN3_133
, NULL
);
1100 gpio_request(GPIO_FN_KEYIN4
, NULL
);
1102 /* enable TouchScreen */
1103 set_irq_type(IRQ28
, IRQ_TYPE_LEVEL_LOW
);
1105 tsc_device
.irq
= IRQ28
;
1106 i2c_register_board_info(1, &tsc_device
, 1);
1109 lcdc_info
.clock_source
= LCDC_CLK_PERIPHERAL
;
1110 lcdc_info
.ch
[0].interface_type
= RGB24
;
1111 lcdc_info
.ch
[0].clock_divider
= 1;
1112 lcdc_info
.ch
[0].flags
= LCDC_FLAGS_DWPOL
;
1113 lcdc_info
.ch
[0].lcd_size_cfg
.width
= 44;
1114 lcdc_info
.ch
[0].lcd_size_cfg
.height
= 79;
1116 platform_add_devices(qhd_devices
, ARRAY_SIZE(qhd_devices
));
1120 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1121 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1124 gpio_request(GPIO_FN_LCDD17
, NULL
);
1125 gpio_request(GPIO_FN_LCDD16
, NULL
);
1126 gpio_request(GPIO_FN_LCDD15
, NULL
);
1127 gpio_request(GPIO_FN_LCDD14
, NULL
);
1128 gpio_request(GPIO_FN_LCDD13
, NULL
);
1129 gpio_request(GPIO_FN_LCDD12
, NULL
);
1130 gpio_request(GPIO_FN_LCDD11
, NULL
);
1131 gpio_request(GPIO_FN_LCDD10
, NULL
);
1132 gpio_request(GPIO_FN_LCDD9
, NULL
);
1133 gpio_request(GPIO_FN_LCDD8
, NULL
);
1134 gpio_request(GPIO_FN_LCDD7
, NULL
);
1135 gpio_request(GPIO_FN_LCDD6
, NULL
);
1136 gpio_request(GPIO_FN_LCDD5
, NULL
);
1137 gpio_request(GPIO_FN_LCDD4
, NULL
);
1138 gpio_request(GPIO_FN_LCDD3
, NULL
);
1139 gpio_request(GPIO_FN_LCDD2
, NULL
);
1140 gpio_request(GPIO_FN_LCDD1
, NULL
);
1141 gpio_request(GPIO_FN_LCDD0
, NULL
);
1142 gpio_request(GPIO_FN_LCDDISP
, NULL
);
1143 gpio_request(GPIO_FN_LCDDCK
, NULL
);
1145 gpio_request(GPIO_PORT189
, NULL
); /* backlight */
1146 gpio_direction_output(GPIO_PORT189
, 1);
1148 gpio_request(GPIO_PORT151
, NULL
); /* LCDDON */
1149 gpio_direction_output(GPIO_PORT151
, 1);
1151 lcdc_info
.clock_source
= LCDC_CLK_BUS
;
1152 lcdc_info
.ch
[0].interface_type
= RGB18
;
1153 lcdc_info
.ch
[0].clock_divider
= 2;
1154 lcdc_info
.ch
[0].flags
= 0;
1155 lcdc_info
.ch
[0].lcd_size_cfg
.width
= 152;
1156 lcdc_info
.ch
[0].lcd_size_cfg
.height
= 91;
1158 /* enable TouchScreen */
1159 set_irq_type(IRQ7
, IRQ_TYPE_LEVEL_LOW
);
1161 tsc_device
.irq
= IRQ7
;
1162 i2c_register_board_info(0, &tsc_device
, 1);
1163 #endif /* CONFIG_AP4EVB_QHD */
1168 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1172 /* MIPI-CSI stuff */
1173 gpio_request(GPIO_FN_VIO_CKO
, NULL
);
1175 clk
= clk_get(NULL
, "vck1_clk");
1177 clk_set_rate(clk
, clk_round_rate(clk
, 13000000));
1182 sh7372_add_standard_devices();
1185 gpio_request(GPIO_FN_HDMI_HPD
, NULL
);
1186 gpio_request(GPIO_FN_HDMI_CEC
, NULL
);
1188 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1189 #define SRCR4 0xe61580bc
1190 srcr4
= __raw_readl(SRCR4
);
1191 __raw_writel(srcr4
| (1 << 13), SRCR4
);
1193 __raw_writel(srcr4
& ~(1 << 13), SRCR4
);
1195 platform_add_devices(ap4evb_devices
, ARRAY_SIZE(ap4evb_devices
));
1198 static void __init
ap4evb_timer_init(void)
1200 sh7372_clock_init();
1201 shmobile_timer
.init();
1203 /* External clock source */
1204 clk_set_rate(&sh7372_dv_clki_clk
, 27000000);
1207 static struct sys_timer ap4evb_timer
= {
1208 .init
= ap4evb_timer_init
,
1211 MACHINE_START(AP4EVB
, "ap4evb")
1212 .map_io
= ap4evb_map_io
,
1213 .init_irq
= sh7372_init_irq
,
1214 .init_machine
= ap4evb_init
,
1215 .timer
= &ap4evb_timer
,