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>
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[] = {
202 .end = 0x08000000 - 1,
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 if (gpio_is_valid(GPIO_PORT41))
251 return !gpio_get_value(GPIO_PORT41);
257 static struct resource sh_mmcif_resources[] = {
262 .flags = IORESOURCE_MEM,
266 .start = evt2irq(0x1ac0),
267 .flags = IORESOURCE_IRQ,
271 .start = evt2irq(0x1ae0),
272 .flags = IORESOURCE_IRQ,
276 static struct sh_mmcif_dma sh_mmcif_dma = {
278 .slave_id = SHDMA_SLAVE_MMCIF_RX,
281 .slave_id = SHDMA_SLAVE_MMCIF_TX,
285 static struct sh_mmcif_plat_data sh_mmcif_plat = {
287 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
288 .caps = MMC_CAP_4_BIT_DATA |
291 .get_cd = slot_cn7_get_cd,
292 .dma = &sh_mmcif_dma,
295 static struct platform_device sh_mmcif_device = {
300 .coherent_dma_mask = 0xffffffff,
301 .platform_data = &sh_mmcif_plat,
303 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
304 .resource = sh_mmcif_resources,
308 static struct sh_mobile_sdhi_info sdhi0_info = {
309 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
310 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
313 static struct resource sdhi0_resources[] = {
318 .flags = IORESOURCE_MEM,
321 .start = evt2irq(0x0e00) /* SDHI0 */,
322 .flags = IORESOURCE_IRQ,
326 static struct platform_device sdhi0_device = {
327 .name = "sh_mobile_sdhi",
328 .num_resources = ARRAY_SIZE(sdhi0_resources),
329 .resource = sdhi0_resources,
332 .platform_data = &sdhi0_info,
337 static struct sh_mobile_sdhi_info sdhi1_info = {
338 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
339 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
340 .tmio_ocr_mask = MMC_VDD_165_195,
341 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
342 .tmio_caps = MMC_CAP_NEEDS_POLL,
343 .get_cd = slot_cn7_get_cd,
346 static struct resource sdhi1_resources[] = {
351 .flags = IORESOURCE_MEM,
354 .start = evt2irq(0x0e80),
355 .flags = IORESOURCE_IRQ,
359 static struct platform_device sdhi1_device = {
360 .name = "sh_mobile_sdhi",
361 .num_resources = ARRAY_SIZE(sdhi1_resources),
362 .resource = sdhi1_resources,
365 .platform_data = &sdhi1_info,
370 static void usb1_host_port_power(int port, int power)
372 if (!power) /* only power-on supported for now */
375 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
376 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
379 static struct r8a66597_platdata usb1_host_data = {
381 .port_power = usb1_host_port_power,
384 static struct resource usb1_host_resources[] = {
388 .end = 0xE68B00E6 - 1,
389 .flags = IORESOURCE_MEM,
392 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
393 .flags = IORESOURCE_IRQ,
397 static struct platform_device usb1_host_device = {
398 .name = "r8a66597_hcd",
401 .dma_mask = NULL, /* not use dma */
402 .coherent_dma_mask = 0xffffffff,
403 .platform_data = &usb1_host_data,
405 .num_resources = ARRAY_SIZE(usb1_host_resources),
406 .resource = usb1_host_resources,
409 const static struct fb_videomode ap4evb_lcdc_modes[] = {
411 #ifdef CONFIG_AP4EVB_QHD
412 .name = "R63302(QHD)",
421 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
423 .name = "WVGA Panel",
437 static struct sh_mobile_lcdc_info lcdc_info = {
439 .chan = LCDC_CHAN_MAINLCD,
441 .lcd_cfg = ap4evb_lcdc_modes,
442 .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
446 static struct resource lcdc_resources[] = {
449 .start = 0xfe940000, /* P4-only space */
451 .flags = IORESOURCE_MEM,
454 .start = intcs_evt2irq(0x580),
455 .flags = IORESOURCE_IRQ,
459 static struct platform_device lcdc_device = {
460 .name = "sh_mobile_lcdc_fb",
461 .num_resources = ARRAY_SIZE(lcdc_resources),
462 .resource = lcdc_resources,
464 .platform_data = &lcdc_info,
465 .coherent_dma_mask = ~0,
472 #ifdef CONFIG_AP4EVB_QHD
474 /* KEYSC (Needs SW43 set to ON) */
475 static struct sh_keysc_info keysc_info = {
476 .mode = SH_KEYSC_MODE_1,
480 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
481 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
482 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
483 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
484 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
488 static struct resource keysc_resources[] = {
493 .flags = IORESOURCE_MEM,
496 .start = evt2irq(0x0be0), /* KEYSC_KEY */
497 .flags = IORESOURCE_IRQ,
501 static struct platform_device keysc_device = {
503 .id = 0, /* "keysc0" clock */
504 .num_resources = ARRAY_SIZE(keysc_resources),
505 .resource = keysc_resources,
507 .platform_data = &keysc_info,
512 static struct resource mipidsi0_resources[] = {
516 .flags = IORESOURCE_MEM,
521 .flags = IORESOURCE_MEM,
525 static struct sh_mipi_dsi_info mipidsi0_info = {
526 .data_format = MIPI_RGB888,
527 .lcd_chan = &lcdc_info.ch[0],
531 static struct platform_device mipidsi0_device = {
532 .name = "sh-mipi-dsi",
533 .num_resources = ARRAY_SIZE(mipidsi0_resources),
534 .resource = mipidsi0_resources,
537 .platform_data = &mipidsi0_info,
541 static struct platform_device *qhd_devices[] __initdata = {
545 #endif /* CONFIG_AP4EVB_QHD */
548 #define IRQ_FSI evt2irq(0x1840)
549 static int __fsi_set_rate(struct clk *clk, long rate, int enable)
557 ret = clk_set_rate(clk, rate);
559 ret = clk_enable(clk);
567 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
569 return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
572 static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
574 struct clk *fsia_ick;
578 fsia_ick = clk_get(dev, "icka");
579 if (IS_ERR(fsia_ick))
580 return PTR_ERR(fsia_ick);
583 * FSIACK is connected to AK4642,
584 * and use external clock pin from it.
585 * it is parent of fsia_ick now.
587 fsiack = clk_get_parent(fsia_ick);
592 * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
595 * Because the freq_table of external clk (fsiack) are all 0,
596 * the return value of clk_round_rate became 0.
597 * So, it use __fsi_set_rate here.
599 ret = __fsi_set_rate(fsiack, rate, enable);
603 ret = __fsi_set_round_rate(fsia_ick, rate, enable);
604 if ((ret < 0) && enable)
605 __fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */
616 static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
618 struct clk *fsib_clk;
619 struct clk *fdiv_clk = &sh7372_fsidivb_clk;
627 fsib_rate = rate * 256;
628 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
631 fsib_rate = 85428000; /* around 48kHz x 256 x 7 */
632 fdiv_rate = rate * 256;
633 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
636 pr_err("unsupported rate in FSI2 port B\n");
641 fsib_clk = clk_get(dev, "ickb");
642 if (IS_ERR(fsib_clk))
645 ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
647 goto fsi_set_rate_end;
649 /* FSI DIV setting */
650 ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
654 __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
655 goto fsi_set_rate_end;
665 static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable)
670 ret = fsi_ak4642_set_rate(dev, rate, enable);
672 ret = fsi_hdmi_set_rate(dev, rate, enable);
677 static struct sh_fsi_platform_info fsi_info = {
678 .porta_flags = SH_FSI_BRS_INV |
679 SH_FSI_OUT_SLAVE_MODE |
680 SH_FSI_IN_SLAVE_MODE |
684 .portb_flags = SH_FSI_BRS_INV |
688 .set_rate = fsi_set_rate,
691 static struct resource fsi_resources[] = {
695 .end = 0xFE3C0400 - 1,
696 .flags = IORESOURCE_MEM,
700 .flags = IORESOURCE_IRQ,
704 static struct platform_device fsi_device = {
707 .num_resources = ARRAY_SIZE(fsi_resources),
708 .resource = fsi_resources,
710 .platform_data = &fsi_info,
714 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
715 .clock_source = LCDC_CLK_EXTERNAL,
717 .chan = LCDC_CHAN_MAINLCD,
719 .interface_type = RGB24,
721 .flags = LCDC_FLAGS_DWPOL,
725 static struct resource lcdc1_resources[] = {
730 .flags = IORESOURCE_MEM,
733 .start = intcs_evt2irq(0x1780),
734 .flags = IORESOURCE_IRQ,
738 static struct platform_device lcdc1_device = {
739 .name = "sh_mobile_lcdc_fb",
740 .num_resources = ARRAY_SIZE(lcdc1_resources),
741 .resource = lcdc1_resources,
744 .platform_data = &sh_mobile_lcdc1_info,
745 .coherent_dma_mask = ~0,
749 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
750 unsigned long *parent_freq);
753 static struct sh_mobile_hdmi_info hdmi_info = {
754 .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
755 .lcd_dev = &lcdc1_device.dev,
756 .flags = HDMI_SND_SRC_SPDIF,
757 .clk_optimize_parent = ap4evb_clk_optimize,
760 static struct resource hdmi_resources[] = {
765 .flags = IORESOURCE_MEM,
768 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
769 .start = evt2irq(0x17e0),
770 .flags = IORESOURCE_IRQ,
774 static struct platform_device hdmi_device = {
775 .name = "sh-mobile-hdmi",
776 .num_resources = ARRAY_SIZE(hdmi_resources),
777 .resource = hdmi_resources,
780 .platform_data = &hdmi_info,
784 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
785 unsigned long *parent_freq)
787 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
790 if (IS_ERR(hdmi_ick)) {
791 int ret = PTR_ERR(hdmi_ick);
792 pr_err("Cannot get HDMI ICK: %d\n", ret);
796 error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);
803 static struct gpio_led ap4evb_leds[] = {
806 .gpio = GPIO_PORT185,
807 .default_state = LEDS_GPIO_DEFSTATE_ON,
811 .gpio = GPIO_PORT186,
812 .default_state = LEDS_GPIO_DEFSTATE_ON,
816 .gpio = GPIO_PORT187,
817 .default_state = LEDS_GPIO_DEFSTATE_ON,
821 .gpio = GPIO_PORT188,
822 .default_state = LEDS_GPIO_DEFSTATE_ON,
826 static struct gpio_led_platform_data ap4evb_leds_pdata = {
827 .num_leds = ARRAY_SIZE(ap4evb_leds),
831 static struct platform_device leds_device = {
835 .platform_data = &ap4evb_leds_pdata,
839 static struct i2c_board_info imx074_info = {
840 I2C_BOARD_INFO("imx074", 0x1a),
843 struct soc_camera_link imx074_link = {
845 .board_info = &imx074_info,
847 .module_name = "imx074",
850 static struct platform_device ap4evb_camera = {
851 .name = "soc-camera-pdrv",
854 .platform_data = &imx074_link,
858 static struct sh_csi2_client_config csi2_clients[] = {
860 .phy = SH_CSI2_PHY_MAIN,
863 .pdev = &ap4evb_camera,
867 static struct sh_csi2_pdata csi2_info = {
869 .clients = csi2_clients,
870 .num_clients = ARRAY_SIZE(csi2_clients),
871 .flags = SH_CSI2_ECC | SH_CSI2_CRC,
874 static struct resource csi2_resources[] = {
879 .flags = IORESOURCE_MEM,
882 .start = intcs_evt2irq(0x17a0),
883 .flags = IORESOURCE_IRQ,
887 static struct platform_device csi2_device = {
888 .name = "sh-mobile-csi2",
890 .num_resources = ARRAY_SIZE(csi2_resources),
891 .resource = csi2_resources,
893 .platform_data = &csi2_info,
897 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
898 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
899 .csi2_dev = &csi2_device.dev,
902 static struct resource ceu_resources[] = {
907 .flags = IORESOURCE_MEM,
910 .start = intcs_evt2irq(0x880),
911 .flags = IORESOURCE_IRQ,
914 /* place holder for contiguous memory */
918 static struct platform_device ceu_device = {
919 .name = "sh_mobile_ceu",
920 .id = 0, /* "ceu0" clock */
921 .num_resources = ARRAY_SIZE(ceu_resources),
922 .resource = ceu_resources,
924 .platform_data = &sh_mobile_ceu_info,
928 static struct platform_device *ap4evb_devices[] __initdata = {
945 static int __init hdmi_init_pm_clock(void)
947 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
951 if (IS_ERR(hdmi_ick)) {
952 ret = PTR_ERR(hdmi_ick);
953 pr_err("Cannot get HDMI ICK: %d\n", ret);
957 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
959 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
963 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
965 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
967 pr_err("Cannot get suitable rate: %ld\n", rate);
972 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
974 pr_err("Cannot set rate %ld: %d\n", rate, ret);
978 ret = clk_enable(&sh7372_pllc2_clk);
980 pr_err("Cannot enable pllc2 clock\n");
983 pr_debug("PLLC2 set frequency %lu\n", rate);
985 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
987 pr_err("Cannot set HDMI parent: %d\n", ret);
992 if (!IS_ERR(hdmi_ick))
997 device_initcall(hdmi_init_pm_clock);
999 static int __init fsi_init_pm_clock(void)
1001 struct clk *fsia_ick;
1004 fsia_ick = clk_get(&fsi_device.dev, "icka");
1005 if (IS_ERR(fsia_ick)) {
1006 ret = PTR_ERR(fsia_ick);
1007 pr_err("Cannot get FSI ICK: %d\n", ret);
1011 ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
1013 pr_err("Cannot set FSI-A parent: %d\n", ret);
1019 device_initcall(fsi_init_pm_clock);
1027 * current gpio frame work doesn't have
1028 * the method to control only pull up/down/free.
1029 * this function should be replaced by correct gpio function
1031 static void __init gpio_no_direction(u32 addr)
1033 __raw_writeb(0x00, addr);
1037 #ifdef CONFIG_AP4EVB_QHD
1038 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
1039 # define GPIO_TSC_PORT GPIO_PORT123
1041 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
1042 # define GPIO_TSC_PORT GPIO_PORT40
1045 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
1046 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
1047 static int ts_get_pendown_state(void)
1051 gpio_free(GPIO_TSC_IRQ);
1053 gpio_request(GPIO_TSC_PORT, NULL);
1055 gpio_direction_input(GPIO_TSC_PORT);
1057 val = gpio_get_value(GPIO_TSC_PORT);
1059 gpio_request(GPIO_TSC_IRQ, NULL);
1064 static int ts_init(void)
1066 gpio_request(GPIO_TSC_IRQ, NULL);
1071 static struct tsc2007_platform_data tsc2007_info = {
1073 .x_plate_ohms = 180,
1074 .get_pendown_state = ts_get_pendown_state,
1075 .init_platform_hw = ts_init,
1078 static struct i2c_board_info tsc_device = {
1079 I2C_BOARD_INFO("tsc2007", 0x48),
1081 .platform_data = &tsc2007_info,
1082 /*.irq is selected on ap4evb_init */
1086 static struct i2c_board_info i2c0_devices[] = {
1088 I2C_BOARD_INFO("ak4643", 0x13),
1092 static struct i2c_board_info i2c1_devices[] = {
1094 I2C_BOARD_INFO("r2025sd", 0x32),
1098 static struct map_desc ap4evb_io_desc[] __initdata = {
1099 /* create a 1:1 entity map for 0xe6xxxxxx
1100 * used by CPGA, INTC and PFC.
1103 .virtual = 0xe6000000,
1104 .pfn = __phys_to_pfn(0xe6000000),
1105 .length = 256 << 20,
1106 .type = MT_DEVICE_NONSHARED
1110 static void __init ap4evb_map_io(void)
1112 iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
1114 /* setup early devices and console here as well */
1115 sh7372_add_early_devices();
1116 shmobile_setup_console();
1119 #define GPIO_PORT9CR 0xE6051009
1120 #define GPIO_PORT10CR 0xE605100A
1121 #define USCCR1 0xE6058144
1122 static void __init ap4evb_init(void)
1127 sh7372_pinmux_init();
1130 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1131 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1133 /* enable SMSC911X */
1134 gpio_request(GPIO_FN_CS5A, NULL);
1135 gpio_request(GPIO_FN_IRQ6_39, NULL);
1137 /* enable Debug switch (S6) */
1138 gpio_request(GPIO_PORT32, NULL);
1139 gpio_request(GPIO_PORT33, NULL);
1140 gpio_request(GPIO_PORT34, NULL);
1141 gpio_request(GPIO_PORT35, NULL);
1142 gpio_direction_input(GPIO_PORT32);
1143 gpio_direction_input(GPIO_PORT33);
1144 gpio_direction_input(GPIO_PORT34);
1145 gpio_direction_input(GPIO_PORT35);
1146 gpio_export(GPIO_PORT32, 0);
1147 gpio_export(GPIO_PORT33, 0);
1148 gpio_export(GPIO_PORT34, 0);
1149 gpio_export(GPIO_PORT35, 0);
1152 gpio_request(GPIO_FN_SDHICD0, NULL);
1153 gpio_request(GPIO_FN_SDHIWP0, NULL);
1154 gpio_request(GPIO_FN_SDHICMD0, NULL);
1155 gpio_request(GPIO_FN_SDHICLK0, NULL);
1156 gpio_request(GPIO_FN_SDHID0_3, NULL);
1157 gpio_request(GPIO_FN_SDHID0_2, NULL);
1158 gpio_request(GPIO_FN_SDHID0_1, NULL);
1159 gpio_request(GPIO_FN_SDHID0_0, NULL);
1162 gpio_request(GPIO_FN_SDHICMD1, NULL);
1163 gpio_request(GPIO_FN_SDHICLK1, NULL);
1164 gpio_request(GPIO_FN_SDHID1_3, NULL);
1165 gpio_request(GPIO_FN_SDHID1_2, NULL);
1166 gpio_request(GPIO_FN_SDHID1_1, NULL);
1167 gpio_request(GPIO_FN_SDHID1_0, NULL);
1170 gpio_request(GPIO_FN_MMCD0_0, NULL);
1171 gpio_request(GPIO_FN_MMCD0_1, NULL);
1172 gpio_request(GPIO_FN_MMCD0_2, NULL);
1173 gpio_request(GPIO_FN_MMCD0_3, NULL);
1174 gpio_request(GPIO_FN_MMCD0_4, NULL);
1175 gpio_request(GPIO_FN_MMCD0_5, NULL);
1176 gpio_request(GPIO_FN_MMCD0_6, NULL);
1177 gpio_request(GPIO_FN_MMCD0_7, NULL);
1178 gpio_request(GPIO_FN_MMCCMD0, NULL);
1179 gpio_request(GPIO_FN_MMCCLK0, NULL);
1182 gpio_request(GPIO_FN_VBUS0_1, NULL);
1183 gpio_request(GPIO_FN_IDIN_1_18, NULL);
1184 gpio_request(GPIO_FN_PWEN_1_115, NULL);
1185 gpio_request(GPIO_FN_OVCN_1_114, NULL);
1186 gpio_request(GPIO_FN_EXTLP_1, NULL);
1187 gpio_request(GPIO_FN_OVCN2_1, NULL);
1190 __raw_writew(0x8a0a, 0xE6058130); /* USBCR4 */
1192 /* enable FSI2 port A (ak4643) */
1193 gpio_request(GPIO_FN_FSIAIBT, NULL);
1194 gpio_request(GPIO_FN_FSIAILR, NULL);
1195 gpio_request(GPIO_FN_FSIAISLD, NULL);
1196 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1197 gpio_request(GPIO_PORT161, NULL);
1198 gpio_direction_output(GPIO_PORT161, 0); /* slave */
1200 gpio_request(GPIO_PORT9, NULL);
1201 gpio_request(GPIO_PORT10, NULL);
1202 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
1203 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1205 /* card detect pin for MMC slot (CN7) */
1206 gpio_request(GPIO_PORT41, NULL);
1207 gpio_direction_input(GPIO_PORT41);
1209 /* setup FSI2 port B (HDMI) */
1210 gpio_request(GPIO_FN_FSIBCK, NULL);
1211 __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1213 /* set SPU2 clock to 119.6 MHz */
1214 clk = clk_get(NULL, "spu_clk");
1216 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1221 * set irq priority, to avoid sound chopping
1222 * when NFS rootfs is used
1223 * FSI(3) > SMSC911X(2)
1225 intc_set_priority(IRQ_FSI, 3);
1227 i2c_register_board_info(0, i2c0_devices,
1228 ARRAY_SIZE(i2c0_devices));
1230 i2c_register_board_info(1, i2c1_devices,
1231 ARRAY_SIZE(i2c1_devices));
1233 #ifdef CONFIG_AP4EVB_QHD
1236 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1237 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1241 gpio_request(GPIO_FN_KEYOUT0, NULL);
1242 gpio_request(GPIO_FN_KEYOUT1, NULL);
1243 gpio_request(GPIO_FN_KEYOUT2, NULL);
1244 gpio_request(GPIO_FN_KEYOUT3, NULL);
1245 gpio_request(GPIO_FN_KEYOUT4, NULL);
1246 gpio_request(GPIO_FN_KEYIN0_136, NULL);
1247 gpio_request(GPIO_FN_KEYIN1_135, NULL);
1248 gpio_request(GPIO_FN_KEYIN2_134, NULL);
1249 gpio_request(GPIO_FN_KEYIN3_133, NULL);
1250 gpio_request(GPIO_FN_KEYIN4, NULL);
1252 /* enable TouchScreen */
1253 set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1255 tsc_device.irq = IRQ28;
1256 i2c_register_board_info(1, &tsc_device, 1);
1259 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
1260 lcdc_info.ch[0].interface_type = RGB24;
1261 lcdc_info.ch[0].clock_divider = 1;
1262 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
1263 lcdc_info.ch[0].lcd_size_cfg.width = 44;
1264 lcdc_info.ch[0].lcd_size_cfg.height = 79;
1266 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1270 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1271 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1274 gpio_request(GPIO_FN_LCDD17, NULL);
1275 gpio_request(GPIO_FN_LCDD16, NULL);
1276 gpio_request(GPIO_FN_LCDD15, NULL);
1277 gpio_request(GPIO_FN_LCDD14, NULL);
1278 gpio_request(GPIO_FN_LCDD13, NULL);
1279 gpio_request(GPIO_FN_LCDD12, NULL);
1280 gpio_request(GPIO_FN_LCDD11, NULL);
1281 gpio_request(GPIO_FN_LCDD10, NULL);
1282 gpio_request(GPIO_FN_LCDD9, NULL);
1283 gpio_request(GPIO_FN_LCDD8, NULL);
1284 gpio_request(GPIO_FN_LCDD7, NULL);
1285 gpio_request(GPIO_FN_LCDD6, NULL);
1286 gpio_request(GPIO_FN_LCDD5, NULL);
1287 gpio_request(GPIO_FN_LCDD4, NULL);
1288 gpio_request(GPIO_FN_LCDD3, NULL);
1289 gpio_request(GPIO_FN_LCDD2, NULL);
1290 gpio_request(GPIO_FN_LCDD1, NULL);
1291 gpio_request(GPIO_FN_LCDD0, NULL);
1292 gpio_request(GPIO_FN_LCDDISP, NULL);
1293 gpio_request(GPIO_FN_LCDDCK, NULL);
1295 gpio_request(GPIO_PORT189, NULL); /* backlight */
1296 gpio_direction_output(GPIO_PORT189, 1);
1298 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1299 gpio_direction_output(GPIO_PORT151, 1);
1301 lcdc_info.clock_source = LCDC_CLK_BUS;
1302 lcdc_info.ch[0].interface_type = RGB18;
1303 lcdc_info.ch[0].clock_divider = 2;
1304 lcdc_info.ch[0].flags = 0;
1305 lcdc_info.ch[0].lcd_size_cfg.width = 152;
1306 lcdc_info.ch[0].lcd_size_cfg.height = 91;
1308 /* enable TouchScreen */
1309 set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1311 tsc_device.irq = IRQ7;
1312 i2c_register_board_info(0, &tsc_device, 1);
1313 #endif /* CONFIG_AP4EVB_QHD */
1318 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1322 /* MIPI-CSI stuff */
1323 gpio_request(GPIO_FN_VIO_CKO, NULL);
1325 clk = clk_get(NULL, "vck1_clk");
1327 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1332 sh7372_add_standard_devices();
1335 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1336 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1338 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1339 #define SRCR4 0xe61580bc
1340 srcr4 = __raw_readl(SRCR4);
1341 __raw_writel(srcr4 | (1 << 13), SRCR4);
1343 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1345 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1348 static void __init ap4evb_timer_init(void)
1350 sh7372_clock_init();
1351 shmobile_timer.init();
1353 /* External clock source */
1354 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1357 static struct sys_timer ap4evb_timer = {
1358 .init = ap4evb_timer_init,
1361 MACHINE_START(AP4EVB, "ap4evb")
1362 .map_io = ap4evb_map_io,
1363 .init_irq = sh7372_init_irq,
1364 .handle_irq = shmobile_handle_irq_intc,
1365 .init_machine = ap4evb_init,
1366 .timer = &ap4evb_timer,