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/regulator/fixed.h>
38 #include <linux/regulator/machine.h>
39 #include <linux/smsc911x.h>
40 #include <linux/sh_intc.h>
41 #include <linux/sh_clk.h>
42 #include <linux/gpio.h>
43 #include <linux/input.h>
44 #include <linux/leds.h>
45 #include <linux/input/sh_keysc.h>
46 #include <linux/usb/r8a66597.h>
47 #include <linux/pm_clock.h>
48 #include <linux/dma-mapping.h>
50 #include <media/sh_mobile_ceu.h>
51 #include <media/sh_mobile_csi2.h>
52 #include <media/soc_camera.h>
54 #include <sound/sh_fsi.h>
55 #include <sound/simple_card.h>
57 #include <video/sh_mobile_hdmi.h>
58 #include <video/sh_mobile_lcdc.h>
59 #include <video/sh_mipi_dsi.h>
61 #include <mach/common.h>
62 #include <mach/irqs.h>
63 #include <mach/sh7372.h>
65 #include <asm/mach-types.h>
66 #include <asm/mach/arch.h>
67 #include <asm/setup.h>
72 * Address Interface BusWidth note
73 * ------------------------------------------------------------------
74 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
75 * 0x0800_0000 user area -
76 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
77 * 0x1400_0000 Ether (LAN9220) 16bit
78 * 0x1600_0000 user area - cannot use with NAND
79 * 0x1800_0000 user area -
81 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
87 * SW1 | SW2 | SW7 | NOR Flash ROM
88 * bit1 | bit1 bit2 | bit1 | Memory allocation
89 * ------+------------+------+------------------
90 * OFF | ON OFF | ON | Area 0
91 * OFF | ON OFF | OFF | Area 4
97 * SW1 | SW2 | SW7 | NAND Flash ROM
98 * bit1 | bit1 bit2 | bit2 | Memory allocation
99 * ------+------------+------+------------------
100 * OFF | ON OFF | ON | FCE 0
101 * OFF | ON OFF | OFF | FCE 1
108 * -----------------------
114 * LCD / IRQ / KEYSC / IrDA
116 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
117 * LCD = 2nd LCDC (WVGA)
121 * -------------+-----------------------+---------------+
122 * ON | KEY / IrDA | LCD |
123 * OFF | KEY / IrDA / IRQ | IRQ |
128 * You can choice display type on menuconfig.
129 * Then, check above dip-switch.
135 * J7 : 1-2 MAX3355E VBUS
144 * SW41 : ON : SH-Mobile AP4 Audio Mode
145 * : OFF : Bluetooth Audio Mode
151 * J22 : select card voltage
156 * | bit1 | bit2 | bit3 | bit4
157 * ------------+------+------+------+-------
158 * MMC0 OFF | OFF | ON | ON | X
159 * SDHI1 OFF | ON | X | OFF | ON
166 /* Dummy supplies, where voltage doesn't matter */
167 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
169 /* J22 default position: 1.8V */
170 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
171 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
172 REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
173 REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
176 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
178 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
179 REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
182 static struct regulator_consumer_supply dummy_supplies[] = {
183 REGULATOR_SUPPLY("vddvario", "smsc911x"),
184 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
188 static struct mtd_partition nor_flash_partitions[] = {
191 .offset = 0x00000000,
193 .mask_flags = MTD_WRITEABLE,
197 .offset = MTDPART_OFS_APPEND,
199 .mask_flags = MTD_WRITEABLE,
203 .offset = MTDPART_OFS_APPEND,
204 .size = 8 * 1024 * 1024,
205 .mask_flags = MTD_WRITEABLE,
209 .offset = MTDPART_OFS_APPEND,
210 .size = 8 * 1024 * 1024,
214 .offset = MTDPART_OFS_APPEND,
215 .size = MTDPART_SIZ_FULL,
219 static struct physmap_flash_data nor_flash_data = {
221 .parts = nor_flash_partitions,
222 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
225 static struct resource nor_flash_resources[] = {
227 .start = 0x20000000, /* CS0 shadow instead of regular CS0 */
228 .end = 0x28000000 - 1, /* needed by USB MASK ROM boot */
229 .flags = IORESOURCE_MEM,
233 static struct platform_device nor_flash_device = {
234 .name = "physmap-flash",
236 .platform_data = &nor_flash_data,
238 .num_resources = ARRAY_SIZE(nor_flash_resources),
239 .resource = nor_flash_resources,
243 static struct resource smc911x_resources[] = {
246 .end = 0x16000000 - 1,
247 .flags = IORESOURCE_MEM,
249 .start = evt2irq(0x02c0) /* IRQ6A */,
250 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
254 static struct smsc911x_platform_config smsc911x_info = {
255 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
256 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
257 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
260 static struct platform_device smc911x_device = {
263 .num_resources = ARRAY_SIZE(smc911x_resources),
264 .resource = smc911x_resources,
266 .platform_data = &smsc911x_info,
271 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
272 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
274 static int slot_cn7_get_cd(struct platform_device *pdev)
276 return !gpio_get_value(GPIO_PORT41);
279 static struct sh_mobile_meram_info meram_info = {
280 .addr_mode = SH_MOBILE_MERAM_MODE1,
283 static struct resource meram_resources[] = {
288 .flags = IORESOURCE_MEM,
294 .flags = IORESOURCE_MEM,
298 static struct platform_device meram_device = {
299 .name = "sh_mobile_meram",
301 .num_resources = ARRAY_SIZE(meram_resources),
302 .resource = meram_resources,
304 .platform_data = &meram_info,
309 static struct resource sh_mmcif_resources[] = {
314 .flags = IORESOURCE_MEM,
318 .start = evt2irq(0x1ac0),
319 .flags = IORESOURCE_IRQ,
323 .start = evt2irq(0x1ae0),
324 .flags = IORESOURCE_IRQ,
328 static struct sh_mmcif_plat_data sh_mmcif_plat = {
330 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
331 .caps = MMC_CAP_4_BIT_DATA |
334 .get_cd = slot_cn7_get_cd,
335 .slave_id_tx = SHDMA_SLAVE_MMCIF_TX,
336 .slave_id_rx = SHDMA_SLAVE_MMCIF_RX,
339 static struct platform_device sh_mmcif_device = {
344 .coherent_dma_mask = 0xffffffff,
345 .platform_data = &sh_mmcif_plat,
347 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
348 .resource = sh_mmcif_resources,
352 static struct sh_mobile_sdhi_info sdhi0_info = {
353 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
354 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
355 .tmio_caps = MMC_CAP_SDIO_IRQ,
358 static struct resource sdhi0_resources[] = {
363 .flags = IORESOURCE_MEM,
366 .start = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
367 .flags = IORESOURCE_IRQ,
370 .start = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
371 .flags = IORESOURCE_IRQ,
374 .start = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
375 .flags = IORESOURCE_IRQ,
379 static struct platform_device sdhi0_device = {
380 .name = "sh_mobile_sdhi",
381 .num_resources = ARRAY_SIZE(sdhi0_resources),
382 .resource = sdhi0_resources,
385 .platform_data = &sdhi0_info,
390 static struct sh_mobile_sdhi_info sdhi1_info = {
391 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
392 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
393 .tmio_ocr_mask = MMC_VDD_165_195,
394 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
395 .tmio_caps = MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ,
396 .get_cd = slot_cn7_get_cd,
399 static struct resource sdhi1_resources[] = {
404 .flags = IORESOURCE_MEM,
407 .start = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
408 .flags = IORESOURCE_IRQ,
411 .start = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
412 .flags = IORESOURCE_IRQ,
415 .start = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
416 .flags = IORESOURCE_IRQ,
420 static struct platform_device sdhi1_device = {
421 .name = "sh_mobile_sdhi",
422 .num_resources = ARRAY_SIZE(sdhi1_resources),
423 .resource = sdhi1_resources,
426 .platform_data = &sdhi1_info,
431 static void usb1_host_port_power(int port, int power)
433 if (!power) /* only power-on supported for now */
436 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
437 __raw_writew(__raw_readw(IOMEM(0xE68B0008)) | 0x600, IOMEM(0xE68B0008));
440 static struct r8a66597_platdata usb1_host_data = {
442 .port_power = usb1_host_port_power,
445 static struct resource usb1_host_resources[] = {
449 .end = 0xE68B00E6 - 1,
450 .flags = IORESOURCE_MEM,
453 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
454 .flags = IORESOURCE_IRQ,
458 static struct platform_device usb1_host_device = {
459 .name = "r8a66597_hcd",
462 .dma_mask = NULL, /* not use dma */
463 .coherent_dma_mask = 0xffffffff,
464 .platform_data = &usb1_host_data,
466 .num_resources = ARRAY_SIZE(usb1_host_resources),
467 .resource = usb1_host_resources,
473 #ifdef CONFIG_AP4EVB_QHD
475 /* KEYSC (Needs SW43 set to ON) */
476 static struct sh_keysc_info keysc_info = {
477 .mode = SH_KEYSC_MODE_1,
481 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
482 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
483 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
484 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
485 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
489 static struct resource keysc_resources[] = {
494 .flags = IORESOURCE_MEM,
497 .start = evt2irq(0x0be0), /* KEYSC_KEY */
498 .flags = IORESOURCE_IRQ,
502 static struct platform_device keysc_device = {
504 .id = 0, /* "keysc0" clock */
505 .num_resources = ARRAY_SIZE(keysc_resources),
506 .resource = keysc_resources,
508 .platform_data = &keysc_info,
513 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
517 struct clk *pck = clk_get(&pdev->dev, "dsip_clk");
525 * D-PHY = DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl)
526 * HsByteCLK = D-PHY/8 = 39MHz
529 * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz
531 clk_set_rate(pck, clk_round_rate(pck, 24000000));
542 static struct resource mipidsi0_resources[] = {
546 .flags = IORESOURCE_MEM,
551 .flags = IORESOURCE_MEM,
555 static struct sh_mobile_lcdc_info lcdc_info;
557 static struct sh_mipi_dsi_info mipidsi0_info = {
558 .data_format = MIPI_RGB888,
559 .lcd_chan = &lcdc_info.ch[0],
563 .flags = SH_MIPI_DSI_SYNC_PULSES_MODE |
564 SH_MIPI_DSI_HSbyteCLK,
565 .set_dot_clock = sh_mipi_set_dot_clock,
568 static struct platform_device mipidsi0_device = {
569 .name = "sh-mipi-dsi",
570 .num_resources = ARRAY_SIZE(mipidsi0_resources),
571 .resource = mipidsi0_resources,
574 .platform_data = &mipidsi0_info,
578 static struct platform_device *qhd_devices[] __initdata = {
582 #endif /* CONFIG_AP4EVB_QHD */
585 static const struct fb_videomode ap4evb_lcdc_modes[] = {
587 #ifdef CONFIG_AP4EVB_QHD
588 .name = "R63302(QHD)",
597 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
599 .name = "WVGA Panel",
613 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
622 static struct sh_mobile_lcdc_info lcdc_info = {
623 .meram_dev = &meram_info,
625 .chan = LCDC_CHAN_MAINLCD,
626 .fourcc = V4L2_PIX_FMT_RGB565,
627 .lcd_modes = ap4evb_lcdc_modes,
628 .num_modes = ARRAY_SIZE(ap4evb_lcdc_modes),
629 .meram_cfg = &lcd_meram_cfg,
630 #ifdef CONFIG_AP4EVB_QHD
631 .tx_dev = &mipidsi0_device,
636 static struct resource lcdc_resources[] = {
639 .start = 0xfe940000, /* P4-only space */
641 .flags = IORESOURCE_MEM,
644 .start = intcs_evt2irq(0x580),
645 .flags = IORESOURCE_IRQ,
649 static struct platform_device lcdc_device = {
650 .name = "sh_mobile_lcdc_fb",
651 .num_resources = ARRAY_SIZE(lcdc_resources),
652 .resource = lcdc_resources,
654 .platform_data = &lcdc_info,
655 .coherent_dma_mask = ~0,
660 #define IRQ_FSI evt2irq(0x1840)
661 static struct sh_fsi_platform_info fsi_info = {
663 .flags = SH_FSI_BRS_INV,
666 .flags = SH_FSI_BRS_INV |
674 static struct resource fsi_resources[] = {
678 .end = 0xFE3C0400 - 1,
679 .flags = IORESOURCE_MEM,
683 .flags = IORESOURCE_IRQ,
687 static struct platform_device fsi_device = {
690 .num_resources = ARRAY_SIZE(fsi_resources),
691 .resource = fsi_resources,
693 .platform_data = &fsi_info,
697 static struct asoc_simple_dai_init_info fsi2_ak4643_init_info = {
698 .fmt = SND_SOC_DAIFMT_LEFT_J,
699 .codec_daifmt = SND_SOC_DAIFMT_CBM_CFM,
700 .cpu_daifmt = SND_SOC_DAIFMT_CBS_CFS,
704 static struct asoc_simple_card_info fsi2_ak4643_info = {
706 .card = "FSI2A-AK4643",
707 .cpu_dai = "fsia-dai",
708 .codec = "ak4642-codec.0-0013",
709 .platform = "sh_fsi2",
710 .codec_dai = "ak4642-hifi",
711 .init = &fsi2_ak4643_init_info,
714 static struct platform_device fsi_ak4643_device = {
715 .name = "asoc-simple-card",
717 .platform_data = &fsi2_ak4643_info,
722 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
723 unsigned long *parent_freq);
725 static struct sh_mobile_hdmi_info hdmi_info = {
726 .flags = HDMI_SND_SRC_SPDIF,
727 .clk_optimize_parent = ap4evb_clk_optimize,
730 static struct resource hdmi_resources[] = {
735 .flags = IORESOURCE_MEM,
738 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
739 .start = evt2irq(0x17e0),
740 .flags = IORESOURCE_IRQ,
744 static struct platform_device hdmi_device = {
745 .name = "sh-mobile-hdmi",
746 .num_resources = ARRAY_SIZE(hdmi_resources),
747 .resource = hdmi_resources,
750 .platform_data = &hdmi_info,
754 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
755 unsigned long *parent_freq)
757 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
760 if (IS_ERR(hdmi_ick)) {
761 int ret = PTR_ERR(hdmi_ick);
762 pr_err("Cannot get HDMI ICK: %d\n", ret);
766 error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);
773 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
782 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
783 .clock_source = LCDC_CLK_EXTERNAL,
784 .meram_dev = &meram_info,
786 .chan = LCDC_CHAN_MAINLCD,
787 .fourcc = V4L2_PIX_FMT_RGB565,
788 .interface_type = RGB24,
790 .flags = LCDC_FLAGS_DWPOL,
791 .meram_cfg = &hdmi_meram_cfg,
792 .tx_dev = &hdmi_device,
796 static struct resource lcdc1_resources[] = {
801 .flags = IORESOURCE_MEM,
804 .start = intcs_evt2irq(0x1780),
805 .flags = IORESOURCE_IRQ,
809 static struct platform_device lcdc1_device = {
810 .name = "sh_mobile_lcdc_fb",
811 .num_resources = ARRAY_SIZE(lcdc1_resources),
812 .resource = lcdc1_resources,
815 .platform_data = &sh_mobile_lcdc1_info,
816 .coherent_dma_mask = ~0,
820 static struct asoc_simple_dai_init_info fsi2_hdmi_init_info = {
821 .cpu_daifmt = SND_SOC_DAIFMT_CBM_CFM,
824 static struct asoc_simple_card_info fsi2_hdmi_info = {
826 .card = "FSI2B-HDMI",
827 .cpu_dai = "fsib-dai",
828 .codec = "sh-mobile-hdmi",
829 .platform = "sh_fsi2",
830 .codec_dai = "sh_mobile_hdmi-hifi",
831 .init = &fsi2_hdmi_init_info,
834 static struct platform_device fsi_hdmi_device = {
835 .name = "asoc-simple-card",
838 .platform_data = &fsi2_hdmi_info,
842 static struct gpio_led ap4evb_leds[] = {
845 .gpio = GPIO_PORT185,
846 .default_state = LEDS_GPIO_DEFSTATE_ON,
850 .gpio = GPIO_PORT186,
851 .default_state = LEDS_GPIO_DEFSTATE_ON,
855 .gpio = GPIO_PORT187,
856 .default_state = LEDS_GPIO_DEFSTATE_ON,
860 .gpio = GPIO_PORT188,
861 .default_state = LEDS_GPIO_DEFSTATE_ON,
865 static struct gpio_led_platform_data ap4evb_leds_pdata = {
866 .num_leds = ARRAY_SIZE(ap4evb_leds),
870 static struct platform_device leds_device = {
874 .platform_data = &ap4evb_leds_pdata,
878 static struct i2c_board_info imx074_info = {
879 I2C_BOARD_INFO("imx074", 0x1a),
882 static struct soc_camera_link imx074_link = {
884 .board_info = &imx074_info,
886 .module_name = "imx074",
889 static struct platform_device ap4evb_camera = {
890 .name = "soc-camera-pdrv",
893 .platform_data = &imx074_link,
897 static struct sh_csi2_client_config csi2_clients[] = {
899 .phy = SH_CSI2_PHY_MAIN,
900 .lanes = 0, /* default: 2 lanes */
902 .pdev = &ap4evb_camera,
906 static struct sh_csi2_pdata csi2_info = {
908 .clients = csi2_clients,
909 .num_clients = ARRAY_SIZE(csi2_clients),
910 .flags = SH_CSI2_ECC | SH_CSI2_CRC,
913 static struct resource csi2_resources[] = {
918 .flags = IORESOURCE_MEM,
921 .start = intcs_evt2irq(0x17a0),
922 .flags = IORESOURCE_IRQ,
926 static struct sh_mobile_ceu_companion csi2 = {
928 .num_resources = ARRAY_SIZE(csi2_resources),
929 .resource = csi2_resources,
930 .platform_data = &csi2_info,
933 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
934 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
940 static struct resource ceu_resources[] = {
945 .flags = IORESOURCE_MEM,
948 .start = intcs_evt2irq(0x880),
949 .flags = IORESOURCE_IRQ,
952 /* place holder for contiguous memory */
956 static struct platform_device ceu_device = {
957 .name = "sh_mobile_ceu",
958 .id = 0, /* "ceu0" clock */
959 .num_resources = ARRAY_SIZE(ceu_resources),
960 .resource = ceu_resources,
962 .platform_data = &sh_mobile_ceu_info,
963 .coherent_dma_mask = 0xffffffff,
967 static struct platform_device *ap4evb_devices[] __initdata = {
986 static void __init hdmi_init_pm_clock(void)
988 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
992 if (IS_ERR(hdmi_ick)) {
993 ret = PTR_ERR(hdmi_ick);
994 pr_err("Cannot get HDMI ICK: %d\n", ret);
998 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
1000 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
1004 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
1006 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
1008 pr_err("Cannot get suitable rate: %ld\n", rate);
1013 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
1015 pr_err("Cannot set rate %ld: %d\n", rate, ret);
1019 pr_debug("PLLC2 set frequency %lu\n", rate);
1021 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
1023 pr_err("Cannot set HDMI parent: %d\n", ret);
1026 if (!IS_ERR(hdmi_ick))
1031 #ifdef CONFIG_AP4EVB_QHD
1032 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
1033 # define GPIO_TSC_PORT GPIO_PORT123
1035 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
1036 # define GPIO_TSC_PORT GPIO_PORT40
1039 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
1040 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
1041 static int ts_get_pendown_state(void)
1045 gpio_free(GPIO_TSC_IRQ);
1047 gpio_request(GPIO_TSC_PORT, NULL);
1049 gpio_direction_input(GPIO_TSC_PORT);
1051 val = gpio_get_value(GPIO_TSC_PORT);
1053 gpio_request(GPIO_TSC_IRQ, NULL);
1058 static int ts_init(void)
1060 gpio_request(GPIO_TSC_IRQ, NULL);
1065 static struct tsc2007_platform_data tsc2007_info = {
1067 .x_plate_ohms = 180,
1068 .get_pendown_state = ts_get_pendown_state,
1069 .init_platform_hw = ts_init,
1072 static struct i2c_board_info tsc_device = {
1073 I2C_BOARD_INFO("tsc2007", 0x48),
1075 .platform_data = &tsc2007_info,
1076 /*.irq is selected on ap4evb_init */
1080 static struct i2c_board_info i2c0_devices[] = {
1082 I2C_BOARD_INFO("ak4643", 0x13),
1086 static struct i2c_board_info i2c1_devices[] = {
1088 I2C_BOARD_INFO("r2025sd", 0x32),
1093 #define GPIO_PORT9CR IOMEM(0xE6051009)
1094 #define GPIO_PORT10CR IOMEM(0xE605100A)
1095 #define USCCR1 IOMEM(0xE6058144)
1096 static void __init ap4evb_init(void)
1098 struct pm_domain_device domain_devices[] = {
1099 { "A4LC", &lcdc1_device, },
1100 { "A4LC", &lcdc_device, },
1101 { "A4MP", &fsi_device, },
1102 { "A3SP", &sh_mmcif_device, },
1103 { "A3SP", &sdhi0_device, },
1104 { "A3SP", &sdhi1_device, },
1105 { "A4R", &ceu_device, },
1110 regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
1111 ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
1112 regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
1113 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
1114 regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
1116 /* External clock source */
1117 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1119 sh7372_pinmux_init();
1122 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1123 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1125 /* enable SMSC911X */
1126 gpio_request(GPIO_FN_CS5A, NULL);
1127 gpio_request(GPIO_FN_IRQ6_39, NULL);
1129 /* enable Debug switch (S6) */
1130 gpio_request(GPIO_PORT32, NULL);
1131 gpio_request(GPIO_PORT33, NULL);
1132 gpio_request(GPIO_PORT34, NULL);
1133 gpio_request(GPIO_PORT35, NULL);
1134 gpio_direction_input(GPIO_PORT32);
1135 gpio_direction_input(GPIO_PORT33);
1136 gpio_direction_input(GPIO_PORT34);
1137 gpio_direction_input(GPIO_PORT35);
1138 gpio_export(GPIO_PORT32, 0);
1139 gpio_export(GPIO_PORT33, 0);
1140 gpio_export(GPIO_PORT34, 0);
1141 gpio_export(GPIO_PORT35, 0);
1144 gpio_request(GPIO_FN_SDHICD0, NULL);
1145 gpio_request(GPIO_FN_SDHIWP0, NULL);
1146 gpio_request(GPIO_FN_SDHICMD0, NULL);
1147 gpio_request(GPIO_FN_SDHICLK0, NULL);
1148 gpio_request(GPIO_FN_SDHID0_3, NULL);
1149 gpio_request(GPIO_FN_SDHID0_2, NULL);
1150 gpio_request(GPIO_FN_SDHID0_1, NULL);
1151 gpio_request(GPIO_FN_SDHID0_0, NULL);
1154 gpio_request(GPIO_FN_SDHICMD1, NULL);
1155 gpio_request(GPIO_FN_SDHICLK1, NULL);
1156 gpio_request(GPIO_FN_SDHID1_3, NULL);
1157 gpio_request(GPIO_FN_SDHID1_2, NULL);
1158 gpio_request(GPIO_FN_SDHID1_1, NULL);
1159 gpio_request(GPIO_FN_SDHID1_0, NULL);
1162 gpio_request(GPIO_FN_MMCD0_0, NULL);
1163 gpio_request(GPIO_FN_MMCD0_1, NULL);
1164 gpio_request(GPIO_FN_MMCD0_2, NULL);
1165 gpio_request(GPIO_FN_MMCD0_3, NULL);
1166 gpio_request(GPIO_FN_MMCD0_4, NULL);
1167 gpio_request(GPIO_FN_MMCD0_5, NULL);
1168 gpio_request(GPIO_FN_MMCD0_6, NULL);
1169 gpio_request(GPIO_FN_MMCD0_7, NULL);
1170 gpio_request(GPIO_FN_MMCCMD0, NULL);
1171 gpio_request(GPIO_FN_MMCCLK0, NULL);
1174 gpio_request(GPIO_FN_VBUS0_1, NULL);
1175 gpio_request(GPIO_FN_IDIN_1_18, NULL);
1176 gpio_request(GPIO_FN_PWEN_1_115, NULL);
1177 gpio_request(GPIO_FN_OVCN_1_114, NULL);
1178 gpio_request(GPIO_FN_EXTLP_1, NULL);
1179 gpio_request(GPIO_FN_OVCN2_1, NULL);
1182 __raw_writew(0x8a0a, IOMEM(0xE6058130)); /* USBCR4 */
1184 /* enable FSI2 port A (ak4643) */
1185 gpio_request(GPIO_FN_FSIAIBT, NULL);
1186 gpio_request(GPIO_FN_FSIAILR, NULL);
1187 gpio_request(GPIO_FN_FSIAISLD, NULL);
1188 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1189 gpio_request(GPIO_PORT161, NULL);
1190 gpio_direction_output(GPIO_PORT161, 0); /* slave */
1192 gpio_request(GPIO_PORT9, NULL);
1193 gpio_request(GPIO_PORT10, NULL);
1194 gpio_direction_none(GPIO_PORT9CR); /* FSIAOBT needs no direction */
1195 gpio_direction_none(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1197 /* card detect pin for MMC slot (CN7) */
1198 gpio_request(GPIO_PORT41, NULL);
1199 gpio_direction_input(GPIO_PORT41);
1201 /* setup FSI2 port B (HDMI) */
1202 gpio_request(GPIO_FN_FSIBCK, NULL);
1203 __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1205 /* set SPU2 clock to 119.6 MHz */
1206 clk = clk_get(NULL, "spu_clk");
1208 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1213 * set irq priority, to avoid sound chopping
1214 * when NFS rootfs is used
1215 * FSI(3) > SMSC911X(2)
1217 intc_set_priority(IRQ_FSI, 3);
1219 i2c_register_board_info(0, i2c0_devices,
1220 ARRAY_SIZE(i2c0_devices));
1222 i2c_register_board_info(1, i2c1_devices,
1223 ARRAY_SIZE(i2c1_devices));
1225 #ifdef CONFIG_AP4EVB_QHD
1228 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1229 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1233 gpio_request(GPIO_FN_KEYOUT0, NULL);
1234 gpio_request(GPIO_FN_KEYOUT1, NULL);
1235 gpio_request(GPIO_FN_KEYOUT2, NULL);
1236 gpio_request(GPIO_FN_KEYOUT3, NULL);
1237 gpio_request(GPIO_FN_KEYOUT4, NULL);
1238 gpio_request(GPIO_FN_KEYIN0_136, NULL);
1239 gpio_request(GPIO_FN_KEYIN1_135, NULL);
1240 gpio_request(GPIO_FN_KEYIN2_134, NULL);
1241 gpio_request(GPIO_FN_KEYIN3_133, NULL);
1242 gpio_request(GPIO_FN_KEYIN4, NULL);
1244 /* enable TouchScreen */
1245 irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1247 tsc_device.irq = IRQ28;
1248 i2c_register_board_info(1, &tsc_device, 1);
1251 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
1252 lcdc_info.ch[0].interface_type = RGB24;
1253 lcdc_info.ch[0].clock_divider = 1;
1254 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
1255 lcdc_info.ch[0].panel_cfg.width = 44;
1256 lcdc_info.ch[0].panel_cfg.height = 79;
1258 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1262 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1263 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1266 gpio_request(GPIO_FN_LCDD17, NULL);
1267 gpio_request(GPIO_FN_LCDD16, NULL);
1268 gpio_request(GPIO_FN_LCDD15, NULL);
1269 gpio_request(GPIO_FN_LCDD14, NULL);
1270 gpio_request(GPIO_FN_LCDD13, NULL);
1271 gpio_request(GPIO_FN_LCDD12, NULL);
1272 gpio_request(GPIO_FN_LCDD11, NULL);
1273 gpio_request(GPIO_FN_LCDD10, NULL);
1274 gpio_request(GPIO_FN_LCDD9, NULL);
1275 gpio_request(GPIO_FN_LCDD8, NULL);
1276 gpio_request(GPIO_FN_LCDD7, NULL);
1277 gpio_request(GPIO_FN_LCDD6, NULL);
1278 gpio_request(GPIO_FN_LCDD5, NULL);
1279 gpio_request(GPIO_FN_LCDD4, NULL);
1280 gpio_request(GPIO_FN_LCDD3, NULL);
1281 gpio_request(GPIO_FN_LCDD2, NULL);
1282 gpio_request(GPIO_FN_LCDD1, NULL);
1283 gpio_request(GPIO_FN_LCDD0, NULL);
1284 gpio_request(GPIO_FN_LCDDISP, NULL);
1285 gpio_request(GPIO_FN_LCDDCK, NULL);
1287 gpio_request(GPIO_PORT189, NULL); /* backlight */
1288 gpio_direction_output(GPIO_PORT189, 1);
1290 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1291 gpio_direction_output(GPIO_PORT151, 1);
1293 lcdc_info.clock_source = LCDC_CLK_BUS;
1294 lcdc_info.ch[0].interface_type = RGB18;
1295 lcdc_info.ch[0].clock_divider = 3;
1296 lcdc_info.ch[0].flags = 0;
1297 lcdc_info.ch[0].panel_cfg.width = 152;
1298 lcdc_info.ch[0].panel_cfg.height = 91;
1300 /* enable TouchScreen */
1301 irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1303 tsc_device.irq = IRQ7;
1304 i2c_register_board_info(0, &tsc_device, 1);
1305 #endif /* CONFIG_AP4EVB_QHD */
1310 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1314 /* MIPI-CSI stuff */
1315 gpio_request(GPIO_FN_VIO_CKO, NULL);
1317 clk = clk_get(NULL, "vck1_clk");
1319 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1324 sh7372_add_standard_devices();
1327 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1328 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1330 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1331 #define SRCR4 IOMEM(0xe61580bc)
1332 srcr4 = __raw_readl(SRCR4);
1333 __raw_writel(srcr4 | (1 << 13), SRCR4);
1335 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1337 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1339 rmobile_add_devices_to_domains(domain_devices,
1340 ARRAY_SIZE(domain_devices));
1342 hdmi_init_pm_clock();
1344 pm_clk_add(&fsi_device.dev, "spu2");
1345 pm_clk_add(&lcdc1_device.dev, "hdmi");
1348 MACHINE_START(AP4EVB, "ap4evb")
1349 .map_io = sh7372_map_io,
1350 .init_early = sh7372_add_early_devices,
1351 .init_irq = sh7372_init_irq,
1352 .handle_irq = shmobile_handle_irq_intc,
1353 .init_machine = ap4evb_init,
1354 .init_late = sh7372_pm_init_late,
1355 .timer = &shmobile_timer,