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 .timer = &shmobile_timer,