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/tmio.h>
28 #include <linux/mmc/host.h>
29 #include <linux/mmc/sh_mobile_sdhi.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>
45 #include <linux/pm_clock.h>
46 #include <linux/dma-mapping.h>
48 #include <media/sh_mobile_ceu.h>
49 #include <media/sh_mobile_csi2.h>
50 #include <media/soc_camera.h>
52 #include <sound/sh_fsi.h>
54 #include <video/sh_mobile_hdmi.h>
55 #include <video/sh_mobile_lcdc.h>
56 #include <video/sh_mipi_dsi.h>
58 #include <mach/common.h>
59 #include <mach/irqs.h>
60 #include <mach/sh7372.h>
62 #include <asm/mach-types.h>
63 #include <asm/mach/arch.h>
64 #include <asm/setup.h>
67 * Address Interface BusWidth note
68 * ------------------------------------------------------------------
69 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
70 * 0x0800_0000 user area -
71 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
72 * 0x1400_0000 Ether (LAN9220) 16bit
73 * 0x1600_0000 user area - cannot use with NAND
74 * 0x1800_0000 user area -
76 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
82 * SW1 | SW2 | SW7 | NOR Flash ROM
83 * bit1 | bit1 bit2 | bit1 | Memory allocation
84 * ------+------------+------+------------------
85 * OFF | ON OFF | ON | Area 0
86 * OFF | ON OFF | OFF | Area 4
92 * SW1 | SW2 | SW7 | NAND Flash ROM
93 * bit1 | bit1 bit2 | bit2 | Memory allocation
94 * ------+------------+------+------------------
95 * OFF | ON OFF | ON | FCE 0
96 * OFF | ON OFF | OFF | FCE 1
103 * -----------------------
109 * LCD / IRQ / KEYSC / IrDA
111 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
112 * LCD = 2nd LCDC (WVGA)
116 * -------------+-----------------------+---------------+
117 * ON | KEY / IrDA | LCD |
118 * OFF | KEY / IrDA / IRQ | IRQ |
123 * You can choice display type on menuconfig.
124 * Then, check above dip-switch.
130 * J7 : 1-2 MAX3355E VBUS
139 * SW41 : ON : SH-Mobile AP4 Audio Mode
140 * : OFF : Bluetooth Audio Mode
146 * J22 : select card voltage
151 * | bit1 | bit2 | bit3 | bit4
152 * ------------+------+------+------+-------
153 * MMC0 OFF | OFF | ON | ON | X
154 * SDHI1 OFF | ON | X | OFF | ON
162 static struct mtd_partition nor_flash_partitions
[] = {
165 .offset
= 0x00000000,
167 .mask_flags
= MTD_WRITEABLE
,
171 .offset
= MTDPART_OFS_APPEND
,
173 .mask_flags
= MTD_WRITEABLE
,
177 .offset
= MTDPART_OFS_APPEND
,
178 .size
= 8 * 1024 * 1024,
179 .mask_flags
= MTD_WRITEABLE
,
183 .offset
= MTDPART_OFS_APPEND
,
184 .size
= 8 * 1024 * 1024,
188 .offset
= MTDPART_OFS_APPEND
,
189 .size
= MTDPART_SIZ_FULL
,
193 static struct physmap_flash_data nor_flash_data
= {
195 .parts
= nor_flash_partitions
,
196 .nr_parts
= ARRAY_SIZE(nor_flash_partitions
),
199 static struct resource nor_flash_resources
[] = {
201 .start
= 0x20000000, /* CS0 shadow instead of regular CS0 */
202 .end
= 0x28000000 - 1, /* needed by USB MASK ROM boot */
203 .flags
= IORESOURCE_MEM
,
207 static struct platform_device nor_flash_device
= {
208 .name
= "physmap-flash",
210 .platform_data
= &nor_flash_data
,
212 .num_resources
= ARRAY_SIZE(nor_flash_resources
),
213 .resource
= nor_flash_resources
,
217 static struct resource smc911x_resources
[] = {
220 .end
= 0x16000000 - 1,
221 .flags
= IORESOURCE_MEM
,
223 .start
= evt2irq(0x02c0) /* IRQ6A */,
224 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_LOWLEVEL
,
228 static struct smsc911x_platform_config smsc911x_info
= {
229 .flags
= SMSC911X_USE_16BIT
| SMSC911X_SAVE_MAC_ADDRESS
,
230 .irq_polarity
= SMSC911X_IRQ_POLARITY_ACTIVE_LOW
,
231 .irq_type
= SMSC911X_IRQ_TYPE_PUSH_PULL
,
234 static struct platform_device smc911x_device
= {
237 .num_resources
= ARRAY_SIZE(smc911x_resources
),
238 .resource
= smc911x_resources
,
240 .platform_data
= &smsc911x_info
,
245 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
246 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
248 static int slot_cn7_get_cd(struct platform_device
*pdev
)
250 return !gpio_get_value(GPIO_PORT41
);
253 static struct sh_mobile_meram_info meram_info
= {
254 .addr_mode
= SH_MOBILE_MERAM_MODE1
,
257 static struct resource meram_resources
[] = {
262 .flags
= IORESOURCE_MEM
,
268 .flags
= IORESOURCE_MEM
,
272 static struct platform_device meram_device
= {
273 .name
= "sh_mobile_meram",
275 .num_resources
= ARRAY_SIZE(meram_resources
),
276 .resource
= meram_resources
,
278 .platform_data
= &meram_info
,
283 static struct resource sh_mmcif_resources
[] = {
288 .flags
= IORESOURCE_MEM
,
292 .start
= evt2irq(0x1ac0),
293 .flags
= IORESOURCE_IRQ
,
297 .start
= evt2irq(0x1ae0),
298 .flags
= IORESOURCE_IRQ
,
302 static struct sh_mmcif_plat_data sh_mmcif_plat
= {
304 .ocr
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
305 .caps
= MMC_CAP_4_BIT_DATA
|
308 .get_cd
= slot_cn7_get_cd
,
309 .slave_id_tx
= SHDMA_SLAVE_MMCIF_TX
,
310 .slave_id_rx
= SHDMA_SLAVE_MMCIF_RX
,
313 static struct platform_device sh_mmcif_device
= {
318 .coherent_dma_mask
= 0xffffffff,
319 .platform_data
= &sh_mmcif_plat
,
321 .num_resources
= ARRAY_SIZE(sh_mmcif_resources
),
322 .resource
= sh_mmcif_resources
,
326 static struct sh_mobile_sdhi_info sdhi0_info
= {
327 .dma_slave_tx
= SHDMA_SLAVE_SDHI0_TX
,
328 .dma_slave_rx
= SHDMA_SLAVE_SDHI0_RX
,
329 .tmio_caps
= MMC_CAP_SDIO_IRQ
,
332 static struct resource sdhi0_resources
[] = {
337 .flags
= IORESOURCE_MEM
,
340 .start
= evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
341 .flags
= IORESOURCE_IRQ
,
344 .start
= evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
345 .flags
= IORESOURCE_IRQ
,
348 .start
= evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
349 .flags
= IORESOURCE_IRQ
,
353 static struct platform_device sdhi0_device
= {
354 .name
= "sh_mobile_sdhi",
355 .num_resources
= ARRAY_SIZE(sdhi0_resources
),
356 .resource
= sdhi0_resources
,
359 .platform_data
= &sdhi0_info
,
364 static struct sh_mobile_sdhi_info sdhi1_info
= {
365 .dma_slave_tx
= SHDMA_SLAVE_SDHI1_TX
,
366 .dma_slave_rx
= SHDMA_SLAVE_SDHI1_RX
,
367 .tmio_ocr_mask
= MMC_VDD_165_195
,
368 .tmio_flags
= TMIO_MMC_WRPROTECT_DISABLE
,
369 .tmio_caps
= MMC_CAP_NEEDS_POLL
| MMC_CAP_SDIO_IRQ
,
370 .get_cd
= slot_cn7_get_cd
,
373 static struct resource sdhi1_resources
[] = {
378 .flags
= IORESOURCE_MEM
,
381 .start
= evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
382 .flags
= IORESOURCE_IRQ
,
385 .start
= evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
386 .flags
= IORESOURCE_IRQ
,
389 .start
= evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
390 .flags
= IORESOURCE_IRQ
,
394 static struct platform_device sdhi1_device
= {
395 .name
= "sh_mobile_sdhi",
396 .num_resources
= ARRAY_SIZE(sdhi1_resources
),
397 .resource
= sdhi1_resources
,
400 .platform_data
= &sdhi1_info
,
405 static void usb1_host_port_power(int port
, int power
)
407 if (!power
) /* only power-on supported for now */
410 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
411 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
414 static struct r8a66597_platdata usb1_host_data
= {
416 .port_power
= usb1_host_port_power
,
419 static struct resource usb1_host_resources
[] = {
423 .end
= 0xE68B00E6 - 1,
424 .flags
= IORESOURCE_MEM
,
427 .start
= evt2irq(0x1ce0) /* USB1_USB1I0 */,
428 .flags
= IORESOURCE_IRQ
,
432 static struct platform_device usb1_host_device
= {
433 .name
= "r8a66597_hcd",
436 .dma_mask
= NULL
, /* not use dma */
437 .coherent_dma_mask
= 0xffffffff,
438 .platform_data
= &usb1_host_data
,
440 .num_resources
= ARRAY_SIZE(usb1_host_resources
),
441 .resource
= usb1_host_resources
,
447 #ifdef CONFIG_AP4EVB_QHD
449 /* KEYSC (Needs SW43 set to ON) */
450 static struct sh_keysc_info keysc_info
= {
451 .mode
= SH_KEYSC_MODE_1
,
455 KEY_0
, KEY_1
, KEY_2
, KEY_3
, KEY_4
,
456 KEY_5
, KEY_6
, KEY_7
, KEY_8
, KEY_9
,
457 KEY_A
, KEY_B
, KEY_C
, KEY_D
, KEY_E
,
458 KEY_F
, KEY_G
, KEY_H
, KEY_I
, KEY_J
,
459 KEY_K
, KEY_L
, KEY_M
, KEY_N
, KEY_O
,
463 static struct resource keysc_resources
[] = {
468 .flags
= IORESOURCE_MEM
,
471 .start
= evt2irq(0x0be0), /* KEYSC_KEY */
472 .flags
= IORESOURCE_IRQ
,
476 static struct platform_device keysc_device
= {
478 .id
= 0, /* "keysc0" clock */
479 .num_resources
= ARRAY_SIZE(keysc_resources
),
480 .resource
= keysc_resources
,
482 .platform_data
= &keysc_info
,
487 static int sh_mipi_set_dot_clock(struct platform_device
*pdev
,
491 struct clk
*pck
= clk_get(&pdev
->dev
, "dsip_clk");
499 * D-PHY = DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl)
500 * HsByteCLK = D-PHY/8 = 39MHz
503 * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz
505 clk_set_rate(pck
, clk_round_rate(pck
, 24000000));
516 static struct resource mipidsi0_resources
[] = {
520 .flags
= IORESOURCE_MEM
,
525 .flags
= IORESOURCE_MEM
,
529 static struct sh_mobile_lcdc_info lcdc_info
;
531 static struct sh_mipi_dsi_info mipidsi0_info
= {
532 .data_format
= MIPI_RGB888
,
533 .lcd_chan
= &lcdc_info
.ch
[0],
537 .flags
= SH_MIPI_DSI_SYNC_PULSES_MODE
|
538 SH_MIPI_DSI_HSbyteCLK
,
539 .set_dot_clock
= sh_mipi_set_dot_clock
,
542 static struct platform_device mipidsi0_device
= {
543 .name
= "sh-mipi-dsi",
544 .num_resources
= ARRAY_SIZE(mipidsi0_resources
),
545 .resource
= mipidsi0_resources
,
548 .platform_data
= &mipidsi0_info
,
552 static struct platform_device
*qhd_devices
[] __initdata
= {
556 #endif /* CONFIG_AP4EVB_QHD */
559 static const struct fb_videomode ap4evb_lcdc_modes
[] = {
561 #ifdef CONFIG_AP4EVB_QHD
562 .name
= "R63302(QHD)",
571 .sync
= FB_SYNC_VERT_HIGH_ACT
| FB_SYNC_HOR_HIGH_ACT
,
573 .name
= "WVGA Panel",
587 static const struct sh_mobile_meram_cfg lcd_meram_cfg
= {
596 static struct sh_mobile_lcdc_info lcdc_info
= {
597 .meram_dev
= &meram_info
,
599 .chan
= LCDC_CHAN_MAINLCD
,
600 .fourcc
= V4L2_PIX_FMT_RGB565
,
601 .lcd_modes
= ap4evb_lcdc_modes
,
602 .num_modes
= ARRAY_SIZE(ap4evb_lcdc_modes
),
603 .meram_cfg
= &lcd_meram_cfg
,
604 #ifdef CONFIG_AP4EVB_QHD
605 .tx_dev
= &mipidsi0_device
,
610 static struct resource lcdc_resources
[] = {
613 .start
= 0xfe940000, /* P4-only space */
615 .flags
= IORESOURCE_MEM
,
618 .start
= intcs_evt2irq(0x580),
619 .flags
= IORESOURCE_IRQ
,
623 static struct platform_device lcdc_device
= {
624 .name
= "sh_mobile_lcdc_fb",
625 .num_resources
= ARRAY_SIZE(lcdc_resources
),
626 .resource
= lcdc_resources
,
628 .platform_data
= &lcdc_info
,
629 .coherent_dma_mask
= ~0,
634 #define IRQ_FSI evt2irq(0x1840)
635 static int __fsi_set_rate(struct clk
*clk
, long rate
, int enable
)
643 ret
= clk_set_rate(clk
, rate
);
645 ret
= clk_enable(clk
);
653 static int __fsi_set_round_rate(struct clk
*clk
, long rate
, int enable
)
655 return __fsi_set_rate(clk
, clk_round_rate(clk
, rate
), enable
);
658 static int fsi_ak4642_set_rate(struct device
*dev
, int rate
, int enable
)
660 struct clk
*fsia_ick
;
664 fsia_ick
= clk_get(dev
, "icka");
665 if (IS_ERR(fsia_ick
))
666 return PTR_ERR(fsia_ick
);
669 * FSIACK is connected to AK4642,
670 * and use external clock pin from it.
671 * it is parent of fsia_ick now.
673 fsiack
= clk_get_parent(fsia_ick
);
678 * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
681 * Because the freq_table of external clk (fsiack) are all 0,
682 * the return value of clk_round_rate became 0.
683 * So, it use __fsi_set_rate here.
685 ret
= __fsi_set_rate(fsiack
, rate
, enable
);
689 ret
= __fsi_set_round_rate(fsia_ick
, rate
, enable
);
690 if ((ret
< 0) && enable
)
691 __fsi_set_round_rate(fsiack
, rate
, 0); /* disable FSI ACK */
702 static int fsi_hdmi_set_rate(struct device
*dev
, int rate
, int enable
)
704 struct clk
*fsib_clk
;
705 struct clk
*fdiv_clk
= &sh7372_fsidivb_clk
;
713 fsib_rate
= rate
* 256;
714 ackmd_bpfmd
= SH_FSI_ACKMD_256
| SH_FSI_BPFMD_64
;
717 fsib_rate
= 85428000; /* around 48kHz x 256 x 7 */
718 fdiv_rate
= rate
* 256;
719 ackmd_bpfmd
= SH_FSI_ACKMD_256
| SH_FSI_BPFMD_64
;
722 pr_err("unsupported rate in FSI2 port B\n");
727 fsib_clk
= clk_get(dev
, "ickb");
728 if (IS_ERR(fsib_clk
))
731 ret
= __fsi_set_round_rate(fsib_clk
, fsib_rate
, enable
);
733 goto fsi_set_rate_end
;
735 /* FSI DIV setting */
736 ret
= __fsi_set_round_rate(fdiv_clk
, fdiv_rate
, enable
);
740 __fsi_set_round_rate(fsib_clk
, fsib_rate
, 0);
741 goto fsi_set_rate_end
;
751 static struct sh_fsi_platform_info fsi_info
= {
753 .flags
= SH_FSI_BRS_INV
,
754 .set_rate
= fsi_ak4642_set_rate
,
757 .flags
= SH_FSI_BRS_INV
|
761 .set_rate
= fsi_hdmi_set_rate
,
765 static struct resource fsi_resources
[] = {
769 .end
= 0xFE3C0400 - 1,
770 .flags
= IORESOURCE_MEM
,
774 .flags
= IORESOURCE_IRQ
,
778 static struct platform_device fsi_device
= {
781 .num_resources
= ARRAY_SIZE(fsi_resources
),
782 .resource
= fsi_resources
,
784 .platform_data
= &fsi_info
,
788 static struct fsi_ak4642_info fsi2_ak4643_info
= {
790 .card
= "FSI2A-AK4643",
791 .cpu_dai
= "fsia-dai",
792 .codec
= "ak4642-codec.0-0013",
793 .platform
= "sh_fsi2",
797 static struct platform_device fsi_ak4643_device
= {
798 .name
= "fsi-ak4642-audio",
800 .platform_data
= &fsi2_ak4643_info
,
805 static long ap4evb_clk_optimize(unsigned long target
, unsigned long *best_freq
,
806 unsigned long *parent_freq
);
808 static struct sh_mobile_hdmi_info hdmi_info
= {
809 .flags
= HDMI_SND_SRC_SPDIF
,
810 .clk_optimize_parent
= ap4evb_clk_optimize
,
813 static struct resource hdmi_resources
[] = {
818 .flags
= IORESOURCE_MEM
,
821 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
822 .start
= evt2irq(0x17e0),
823 .flags
= IORESOURCE_IRQ
,
827 static struct platform_device hdmi_device
= {
828 .name
= "sh-mobile-hdmi",
829 .num_resources
= ARRAY_SIZE(hdmi_resources
),
830 .resource
= hdmi_resources
,
833 .platform_data
= &hdmi_info
,
837 static long ap4evb_clk_optimize(unsigned long target
, unsigned long *best_freq
,
838 unsigned long *parent_freq
)
840 struct clk
*hdmi_ick
= clk_get(&hdmi_device
.dev
, "ick");
843 if (IS_ERR(hdmi_ick
)) {
844 int ret
= PTR_ERR(hdmi_ick
);
845 pr_err("Cannot get HDMI ICK: %d\n", ret
);
849 error
= clk_round_parent(hdmi_ick
, target
, best_freq
, parent_freq
, 1, 64);
856 static const struct sh_mobile_meram_cfg hdmi_meram_cfg
= {
865 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info
= {
866 .clock_source
= LCDC_CLK_EXTERNAL
,
867 .meram_dev
= &meram_info
,
869 .chan
= LCDC_CHAN_MAINLCD
,
870 .fourcc
= V4L2_PIX_FMT_RGB565
,
871 .interface_type
= RGB24
,
873 .flags
= LCDC_FLAGS_DWPOL
,
874 .meram_cfg
= &hdmi_meram_cfg
,
875 .tx_dev
= &hdmi_device
,
879 static struct resource lcdc1_resources
[] = {
884 .flags
= IORESOURCE_MEM
,
887 .start
= intcs_evt2irq(0x1780),
888 .flags
= IORESOURCE_IRQ
,
892 static struct platform_device lcdc1_device
= {
893 .name
= "sh_mobile_lcdc_fb",
894 .num_resources
= ARRAY_SIZE(lcdc1_resources
),
895 .resource
= lcdc1_resources
,
898 .platform_data
= &sh_mobile_lcdc1_info
,
899 .coherent_dma_mask
= ~0,
903 static struct platform_device fsi_hdmi_device
= {
904 .name
= "sh_fsi2_b_hdmi",
907 static struct gpio_led ap4evb_leds
[] = {
910 .gpio
= GPIO_PORT185
,
911 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
915 .gpio
= GPIO_PORT186
,
916 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
920 .gpio
= GPIO_PORT187
,
921 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
925 .gpio
= GPIO_PORT188
,
926 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
930 static struct gpio_led_platform_data ap4evb_leds_pdata
= {
931 .num_leds
= ARRAY_SIZE(ap4evb_leds
),
935 static struct platform_device leds_device
= {
939 .platform_data
= &ap4evb_leds_pdata
,
943 static struct i2c_board_info imx074_info
= {
944 I2C_BOARD_INFO("imx074", 0x1a),
947 static struct soc_camera_link imx074_link
= {
949 .board_info
= &imx074_info
,
951 .module_name
= "imx074",
954 static struct platform_device ap4evb_camera
= {
955 .name
= "soc-camera-pdrv",
958 .platform_data
= &imx074_link
,
962 static struct sh_csi2_client_config csi2_clients
[] = {
964 .phy
= SH_CSI2_PHY_MAIN
,
965 .lanes
= 0, /* default: 2 lanes */
967 .pdev
= &ap4evb_camera
,
971 static struct sh_csi2_pdata csi2_info
= {
973 .clients
= csi2_clients
,
974 .num_clients
= ARRAY_SIZE(csi2_clients
),
975 .flags
= SH_CSI2_ECC
| SH_CSI2_CRC
,
978 static struct resource csi2_resources
[] = {
983 .flags
= IORESOURCE_MEM
,
986 .start
= intcs_evt2irq(0x17a0),
987 .flags
= IORESOURCE_IRQ
,
991 static struct sh_mobile_ceu_companion csi2
= {
993 .num_resources
= ARRAY_SIZE(csi2_resources
),
994 .resource
= csi2_resources
,
995 .platform_data
= &csi2_info
,
998 static struct sh_mobile_ceu_info sh_mobile_ceu_info
= {
999 .flags
= SH_CEU_FLAG_USE_8BIT_BUS
,
1003 static struct resource ceu_resources
[] = {
1006 .start
= 0xfe910000,
1008 .flags
= IORESOURCE_MEM
,
1011 .start
= intcs_evt2irq(0x880),
1012 .flags
= IORESOURCE_IRQ
,
1015 /* place holder for contiguous memory */
1019 static struct platform_device ceu_device
= {
1020 .name
= "sh_mobile_ceu",
1021 .id
= 0, /* "ceu0" clock */
1022 .num_resources
= ARRAY_SIZE(ceu_resources
),
1023 .resource
= ceu_resources
,
1025 .platform_data
= &sh_mobile_ceu_info
,
1026 .coherent_dma_mask
= 0xffffffff,
1030 static struct platform_device
*ap4evb_devices
[] __initdata
= {
1049 static void __init
hdmi_init_pm_clock(void)
1051 struct clk
*hdmi_ick
= clk_get(&hdmi_device
.dev
, "ick");
1055 if (IS_ERR(hdmi_ick
)) {
1056 ret
= PTR_ERR(hdmi_ick
);
1057 pr_err("Cannot get HDMI ICK: %d\n", ret
);
1061 ret
= clk_set_parent(&sh7372_pllc2_clk
, &sh7372_dv_clki_div2_clk
);
1063 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret
, sh7372_pllc2_clk
.usecount
);
1067 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk
));
1069 rate
= clk_round_rate(&sh7372_pllc2_clk
, 594000000);
1071 pr_err("Cannot get suitable rate: %ld\n", rate
);
1076 ret
= clk_set_rate(&sh7372_pllc2_clk
, rate
);
1078 pr_err("Cannot set rate %ld: %d\n", rate
, ret
);
1082 pr_debug("PLLC2 set frequency %lu\n", rate
);
1084 ret
= clk_set_parent(hdmi_ick
, &sh7372_pllc2_clk
);
1086 pr_err("Cannot set HDMI parent: %d\n", ret
);
1089 if (!IS_ERR(hdmi_ick
))
1093 static void __init
fsi_init_pm_clock(void)
1095 struct clk
*fsia_ick
;
1098 fsia_ick
= clk_get(&fsi_device
.dev
, "icka");
1099 if (IS_ERR(fsia_ick
)) {
1100 ret
= PTR_ERR(fsia_ick
);
1101 pr_err("Cannot get FSI ICK: %d\n", ret
);
1105 ret
= clk_set_parent(fsia_ick
, &sh7372_fsiack_clk
);
1107 pr_err("Cannot set FSI-A parent: %d\n", ret
);
1118 * current gpio frame work doesn't have
1119 * the method to control only pull up/down/free.
1120 * this function should be replaced by correct gpio function
1122 static void __init
gpio_no_direction(u32 addr
)
1124 __raw_writeb(0x00, addr
);
1128 #ifdef CONFIG_AP4EVB_QHD
1129 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
1130 # define GPIO_TSC_PORT GPIO_PORT123
1132 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
1133 # define GPIO_TSC_PORT GPIO_PORT40
1136 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
1137 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
1138 static int ts_get_pendown_state(void)
1142 gpio_free(GPIO_TSC_IRQ
);
1144 gpio_request(GPIO_TSC_PORT
, NULL
);
1146 gpio_direction_input(GPIO_TSC_PORT
);
1148 val
= gpio_get_value(GPIO_TSC_PORT
);
1150 gpio_request(GPIO_TSC_IRQ
, NULL
);
1155 static int ts_init(void)
1157 gpio_request(GPIO_TSC_IRQ
, NULL
);
1162 static struct tsc2007_platform_data tsc2007_info
= {
1164 .x_plate_ohms
= 180,
1165 .get_pendown_state
= ts_get_pendown_state
,
1166 .init_platform_hw
= ts_init
,
1169 static struct i2c_board_info tsc_device
= {
1170 I2C_BOARD_INFO("tsc2007", 0x48),
1172 .platform_data
= &tsc2007_info
,
1173 /*.irq is selected on ap4evb_init */
1177 static struct i2c_board_info i2c0_devices
[] = {
1179 I2C_BOARD_INFO("ak4643", 0x13),
1183 static struct i2c_board_info i2c1_devices
[] = {
1185 I2C_BOARD_INFO("r2025sd", 0x32),
1190 #define GPIO_PORT9CR 0xE6051009
1191 #define GPIO_PORT10CR 0xE605100A
1192 #define USCCR1 0xE6058144
1193 static void __init
ap4evb_init(void)
1198 /* External clock source */
1199 clk_set_rate(&sh7372_dv_clki_clk
, 27000000);
1201 sh7372_pinmux_init();
1204 gpio_request(GPIO_FN_SCIFA0_TXD
, NULL
);
1205 gpio_request(GPIO_FN_SCIFA0_RXD
, NULL
);
1207 /* enable SMSC911X */
1208 gpio_request(GPIO_FN_CS5A
, NULL
);
1209 gpio_request(GPIO_FN_IRQ6_39
, NULL
);
1211 /* enable Debug switch (S6) */
1212 gpio_request(GPIO_PORT32
, NULL
);
1213 gpio_request(GPIO_PORT33
, NULL
);
1214 gpio_request(GPIO_PORT34
, NULL
);
1215 gpio_request(GPIO_PORT35
, NULL
);
1216 gpio_direction_input(GPIO_PORT32
);
1217 gpio_direction_input(GPIO_PORT33
);
1218 gpio_direction_input(GPIO_PORT34
);
1219 gpio_direction_input(GPIO_PORT35
);
1220 gpio_export(GPIO_PORT32
, 0);
1221 gpio_export(GPIO_PORT33
, 0);
1222 gpio_export(GPIO_PORT34
, 0);
1223 gpio_export(GPIO_PORT35
, 0);
1226 gpio_request(GPIO_FN_SDHICD0
, NULL
);
1227 gpio_request(GPIO_FN_SDHIWP0
, NULL
);
1228 gpio_request(GPIO_FN_SDHICMD0
, NULL
);
1229 gpio_request(GPIO_FN_SDHICLK0
, NULL
);
1230 gpio_request(GPIO_FN_SDHID0_3
, NULL
);
1231 gpio_request(GPIO_FN_SDHID0_2
, NULL
);
1232 gpio_request(GPIO_FN_SDHID0_1
, NULL
);
1233 gpio_request(GPIO_FN_SDHID0_0
, NULL
);
1236 gpio_request(GPIO_FN_SDHICMD1
, NULL
);
1237 gpio_request(GPIO_FN_SDHICLK1
, NULL
);
1238 gpio_request(GPIO_FN_SDHID1_3
, NULL
);
1239 gpio_request(GPIO_FN_SDHID1_2
, NULL
);
1240 gpio_request(GPIO_FN_SDHID1_1
, NULL
);
1241 gpio_request(GPIO_FN_SDHID1_0
, NULL
);
1244 gpio_request(GPIO_FN_MMCD0_0
, NULL
);
1245 gpio_request(GPIO_FN_MMCD0_1
, NULL
);
1246 gpio_request(GPIO_FN_MMCD0_2
, NULL
);
1247 gpio_request(GPIO_FN_MMCD0_3
, NULL
);
1248 gpio_request(GPIO_FN_MMCD0_4
, NULL
);
1249 gpio_request(GPIO_FN_MMCD0_5
, NULL
);
1250 gpio_request(GPIO_FN_MMCD0_6
, NULL
);
1251 gpio_request(GPIO_FN_MMCD0_7
, NULL
);
1252 gpio_request(GPIO_FN_MMCCMD0
, NULL
);
1253 gpio_request(GPIO_FN_MMCCLK0
, NULL
);
1256 gpio_request(GPIO_FN_VBUS0_1
, NULL
);
1257 gpio_request(GPIO_FN_IDIN_1_18
, NULL
);
1258 gpio_request(GPIO_FN_PWEN_1_115
, NULL
);
1259 gpio_request(GPIO_FN_OVCN_1_114
, NULL
);
1260 gpio_request(GPIO_FN_EXTLP_1
, NULL
);
1261 gpio_request(GPIO_FN_OVCN2_1
, NULL
);
1264 __raw_writew(0x8a0a, 0xE6058130); /* USBCR4 */
1266 /* enable FSI2 port A (ak4643) */
1267 gpio_request(GPIO_FN_FSIAIBT
, NULL
);
1268 gpio_request(GPIO_FN_FSIAILR
, NULL
);
1269 gpio_request(GPIO_FN_FSIAISLD
, NULL
);
1270 gpio_request(GPIO_FN_FSIAOSLD
, NULL
);
1271 gpio_request(GPIO_PORT161
, NULL
);
1272 gpio_direction_output(GPIO_PORT161
, 0); /* slave */
1274 gpio_request(GPIO_PORT9
, NULL
);
1275 gpio_request(GPIO_PORT10
, NULL
);
1276 gpio_no_direction(GPIO_PORT9CR
); /* FSIAOBT needs no direction */
1277 gpio_no_direction(GPIO_PORT10CR
); /* FSIAOLR needs no direction */
1279 /* card detect pin for MMC slot (CN7) */
1280 gpio_request(GPIO_PORT41
, NULL
);
1281 gpio_direction_input(GPIO_PORT41
);
1283 /* setup FSI2 port B (HDMI) */
1284 gpio_request(GPIO_FN_FSIBCK
, NULL
);
1285 __raw_writew(__raw_readw(USCCR1
) & ~(1 << 6), USCCR1
); /* use SPDIF */
1287 /* set SPU2 clock to 119.6 MHz */
1288 clk
= clk_get(NULL
, "spu_clk");
1290 clk_set_rate(clk
, clk_round_rate(clk
, 119600000));
1295 * set irq priority, to avoid sound chopping
1296 * when NFS rootfs is used
1297 * FSI(3) > SMSC911X(2)
1299 intc_set_priority(IRQ_FSI
, 3);
1301 i2c_register_board_info(0, i2c0_devices
,
1302 ARRAY_SIZE(i2c0_devices
));
1304 i2c_register_board_info(1, i2c1_devices
,
1305 ARRAY_SIZE(i2c1_devices
));
1307 #ifdef CONFIG_AP4EVB_QHD
1310 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1311 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1315 gpio_request(GPIO_FN_KEYOUT0
, NULL
);
1316 gpio_request(GPIO_FN_KEYOUT1
, NULL
);
1317 gpio_request(GPIO_FN_KEYOUT2
, NULL
);
1318 gpio_request(GPIO_FN_KEYOUT3
, NULL
);
1319 gpio_request(GPIO_FN_KEYOUT4
, NULL
);
1320 gpio_request(GPIO_FN_KEYIN0_136
, NULL
);
1321 gpio_request(GPIO_FN_KEYIN1_135
, NULL
);
1322 gpio_request(GPIO_FN_KEYIN2_134
, NULL
);
1323 gpio_request(GPIO_FN_KEYIN3_133
, NULL
);
1324 gpio_request(GPIO_FN_KEYIN4
, NULL
);
1326 /* enable TouchScreen */
1327 irq_set_irq_type(IRQ28
, IRQ_TYPE_LEVEL_LOW
);
1329 tsc_device
.irq
= IRQ28
;
1330 i2c_register_board_info(1, &tsc_device
, 1);
1333 lcdc_info
.clock_source
= LCDC_CLK_PERIPHERAL
;
1334 lcdc_info
.ch
[0].interface_type
= RGB24
;
1335 lcdc_info
.ch
[0].clock_divider
= 1;
1336 lcdc_info
.ch
[0].flags
= LCDC_FLAGS_DWPOL
;
1337 lcdc_info
.ch
[0].panel_cfg
.width
= 44;
1338 lcdc_info
.ch
[0].panel_cfg
.height
= 79;
1340 platform_add_devices(qhd_devices
, ARRAY_SIZE(qhd_devices
));
1344 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1345 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1348 gpio_request(GPIO_FN_LCDD17
, NULL
);
1349 gpio_request(GPIO_FN_LCDD16
, NULL
);
1350 gpio_request(GPIO_FN_LCDD15
, NULL
);
1351 gpio_request(GPIO_FN_LCDD14
, NULL
);
1352 gpio_request(GPIO_FN_LCDD13
, NULL
);
1353 gpio_request(GPIO_FN_LCDD12
, NULL
);
1354 gpio_request(GPIO_FN_LCDD11
, NULL
);
1355 gpio_request(GPIO_FN_LCDD10
, NULL
);
1356 gpio_request(GPIO_FN_LCDD9
, NULL
);
1357 gpio_request(GPIO_FN_LCDD8
, NULL
);
1358 gpio_request(GPIO_FN_LCDD7
, NULL
);
1359 gpio_request(GPIO_FN_LCDD6
, NULL
);
1360 gpio_request(GPIO_FN_LCDD5
, NULL
);
1361 gpio_request(GPIO_FN_LCDD4
, NULL
);
1362 gpio_request(GPIO_FN_LCDD3
, NULL
);
1363 gpio_request(GPIO_FN_LCDD2
, NULL
);
1364 gpio_request(GPIO_FN_LCDD1
, NULL
);
1365 gpio_request(GPIO_FN_LCDD0
, NULL
);
1366 gpio_request(GPIO_FN_LCDDISP
, NULL
);
1367 gpio_request(GPIO_FN_LCDDCK
, NULL
);
1369 gpio_request(GPIO_PORT189
, NULL
); /* backlight */
1370 gpio_direction_output(GPIO_PORT189
, 1);
1372 gpio_request(GPIO_PORT151
, NULL
); /* LCDDON */
1373 gpio_direction_output(GPIO_PORT151
, 1);
1375 lcdc_info
.clock_source
= LCDC_CLK_BUS
;
1376 lcdc_info
.ch
[0].interface_type
= RGB18
;
1377 lcdc_info
.ch
[0].clock_divider
= 3;
1378 lcdc_info
.ch
[0].flags
= 0;
1379 lcdc_info
.ch
[0].panel_cfg
.width
= 152;
1380 lcdc_info
.ch
[0].panel_cfg
.height
= 91;
1382 /* enable TouchScreen */
1383 irq_set_irq_type(IRQ7
, IRQ_TYPE_LEVEL_LOW
);
1385 tsc_device
.irq
= IRQ7
;
1386 i2c_register_board_info(0, &tsc_device
, 1);
1387 #endif /* CONFIG_AP4EVB_QHD */
1392 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1396 /* MIPI-CSI stuff */
1397 gpio_request(GPIO_FN_VIO_CKO
, NULL
);
1399 clk
= clk_get(NULL
, "vck1_clk");
1401 clk_set_rate(clk
, clk_round_rate(clk
, 13000000));
1406 sh7372_add_standard_devices();
1409 gpio_request(GPIO_FN_HDMI_HPD
, NULL
);
1410 gpio_request(GPIO_FN_HDMI_CEC
, NULL
);
1412 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1413 #define SRCR4 0xe61580bc
1414 srcr4
= __raw_readl(SRCR4
);
1415 __raw_writel(srcr4
| (1 << 13), SRCR4
);
1417 __raw_writel(srcr4
& ~(1 << 13), SRCR4
);
1419 platform_add_devices(ap4evb_devices
, ARRAY_SIZE(ap4evb_devices
));
1421 sh7372_add_device_to_domain(&sh7372_a4lc
, &lcdc1_device
);
1422 sh7372_add_device_to_domain(&sh7372_a4lc
, &lcdc_device
);
1423 sh7372_add_device_to_domain(&sh7372_a4mp
, &fsi_device
);
1425 sh7372_add_device_to_domain(&sh7372_a3sp
, &sh_mmcif_device
);
1426 sh7372_add_device_to_domain(&sh7372_a3sp
, &sdhi0_device
);
1427 sh7372_add_device_to_domain(&sh7372_a3sp
, &sdhi1_device
);
1428 sh7372_add_device_to_domain(&sh7372_a4r
, &ceu_device
);
1430 hdmi_init_pm_clock();
1431 fsi_init_pm_clock();
1433 pm_clk_add(&fsi_device
.dev
, "spu2");
1434 pm_clk_add(&lcdc1_device
.dev
, "hdmi");
1437 MACHINE_START(AP4EVB
, "ap4evb")
1438 .map_io
= sh7372_map_io
,
1439 .init_early
= sh7372_add_early_devices
,
1440 .init_irq
= sh7372_init_irq
,
1441 .handle_irq
= shmobile_handle_irq_intc
,
1442 .init_machine
= ap4evb_init
,
1443 .init_late
= shmobile_init_late
,
1444 .timer
= &shmobile_timer
,