4 * Copyright (C) 2010 Magnus Damm
5 * Copyright (C) 2008 Yoshihiro Shimoda
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <linux/clk.h>
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/interrupt.h>
24 #include <linux/irq.h>
25 #include <linux/platform_device.h>
26 #include <linux/delay.h>
27 #include <linux/mfd/sh_mobile_sdhi.h>
28 #include <linux/mfd/tmio.h>
29 #include <linux/mmc/host.h>
30 #include <linux/mtd/mtd.h>
31 #include <linux/mtd/partitions.h>
32 #include <linux/mtd/physmap.h>
33 #include <linux/mmc/sh_mmcif.h>
34 #include <linux/i2c.h>
35 #include <linux/i2c/tsc2007.h>
37 #include <linux/smsc911x.h>
38 #include <linux/sh_intc.h>
39 #include <linux/sh_clk.h>
40 #include <linux/gpio.h>
41 #include <linux/input.h>
42 #include <linux/leds.h>
43 #include <linux/input/sh_keysc.h>
44 #include <linux/usb/r8a66597.h>
46 #include <media/sh_mobile_ceu.h>
47 #include <media/sh_mobile_csi2.h>
48 #include <media/soc_camera.h>
50 #include <sound/sh_fsi.h>
52 #include <video/sh_mobile_hdmi.h>
53 #include <video/sh_mobile_lcdc.h>
54 #include <video/sh_mipi_dsi.h>
56 #include <mach/common.h>
57 #include <mach/irqs.h>
58 #include <mach/sh7372.h>
60 #include <asm/mach-types.h>
61 #include <asm/mach/arch.h>
62 #include <asm/mach/map.h>
63 #include <asm/mach/time.h>
66 * Address Interface BusWidth note
67 * ------------------------------------------------------------------
68 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
69 * 0x0800_0000 user area -
70 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
71 * 0x1400_0000 Ether (LAN9220) 16bit
72 * 0x1600_0000 user area - cannot use with NAND
73 * 0x1800_0000 user area -
75 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
81 * SW1 | SW2 | SW7 | NOR Flash ROM
82 * bit1 | bit1 bit2 | bit1 | Memory allocation
83 * ------+------------+------+------------------
84 * OFF | ON OFF | ON | Area 0
85 * OFF | ON OFF | OFF | Area 4
91 * SW1 | SW2 | SW7 | NAND Flash ROM
92 * bit1 | bit1 bit2 | bit2 | Memory allocation
93 * ------+------------+------+------------------
94 * OFF | ON OFF | ON | FCE 0
95 * OFF | ON OFF | OFF | FCE 1
102 * -----------------------
108 * LCD / IRQ / KEYSC / IrDA
110 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
111 * LCD = 2nd LCDC (WVGA)
115 * -------------+-----------------------+---------------+
116 * ON | KEY / IrDA | LCD |
117 * OFF | KEY / IrDA / IRQ | IRQ |
122 * You can choice display type on menuconfig.
123 * Then, check above dip-switch.
129 * J7 : 1-2 MAX3355E VBUS
138 * SW41 : ON : SH-Mobile AP4 Audio Mode
139 * : OFF : Bluetooth Audio Mode
145 * J22 : select card voltage
150 * | bit1 | bit2 | bit3 | bit4
151 * ------------+------+------+------+-------
152 * MMC0 OFF | OFF | ON | ON | X
153 * SDHI1 OFF | ON | X | OFF | ON
161 static struct mtd_partition nor_flash_partitions[] = {
164 .offset = 0x00000000,
166 .mask_flags = MTD_WRITEABLE,
170 .offset = MTDPART_OFS_APPEND,
172 .mask_flags = MTD_WRITEABLE,
176 .offset = MTDPART_OFS_APPEND,
177 .size = 8 * 1024 * 1024,
178 .mask_flags = MTD_WRITEABLE,
182 .offset = MTDPART_OFS_APPEND,
183 .size = 8 * 1024 * 1024,
187 .offset = MTDPART_OFS_APPEND,
188 .size = MTDPART_SIZ_FULL,
192 static struct physmap_flash_data nor_flash_data = {
194 .parts = nor_flash_partitions,
195 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
198 static struct resource nor_flash_resources[] = {
201 .end = 0x08000000 - 1,
202 .flags = IORESOURCE_MEM,
206 static struct platform_device nor_flash_device = {
207 .name = "physmap-flash",
209 .platform_data = &nor_flash_data,
211 .num_resources = ARRAY_SIZE(nor_flash_resources),
212 .resource = nor_flash_resources,
216 static struct resource smc911x_resources[] = {
219 .end = 0x16000000 - 1,
220 .flags = IORESOURCE_MEM,
222 .start = evt2irq(0x02c0) /* IRQ6A */,
223 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
227 static struct smsc911x_platform_config smsc911x_info = {
228 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
229 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
230 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
233 static struct platform_device smc911x_device = {
236 .num_resources = ARRAY_SIZE(smc911x_resources),
237 .resource = smc911x_resources,
239 .platform_data = &smsc911x_info,
244 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
245 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
247 static int slot_cn7_get_cd(struct platform_device *pdev)
249 if (gpio_is_valid(GPIO_PORT41))
250 return !gpio_get_value(GPIO_PORT41);
256 static struct resource sh_mmcif_resources[] = {
261 .flags = IORESOURCE_MEM,
265 .start = evt2irq(0x1ac0),
266 .flags = IORESOURCE_IRQ,
270 .start = evt2irq(0x1ae0),
271 .flags = IORESOURCE_IRQ,
275 static struct sh_mmcif_plat_data sh_mmcif_plat = {
277 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
278 .caps = MMC_CAP_4_BIT_DATA |
281 .get_cd = slot_cn7_get_cd,
284 static struct platform_device sh_mmcif_device = {
289 .coherent_dma_mask = 0xffffffff,
290 .platform_data = &sh_mmcif_plat,
292 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
293 .resource = sh_mmcif_resources,
297 static struct sh_mobile_sdhi_info sdhi0_info = {
298 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
299 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
302 static struct resource sdhi0_resources[] = {
307 .flags = IORESOURCE_MEM,
310 .start = evt2irq(0x0e00) /* SDHI0 */,
311 .flags = IORESOURCE_IRQ,
315 static struct platform_device sdhi0_device = {
316 .name = "sh_mobile_sdhi",
317 .num_resources = ARRAY_SIZE(sdhi0_resources),
318 .resource = sdhi0_resources,
321 .platform_data = &sdhi0_info,
326 static struct sh_mobile_sdhi_info sdhi1_info = {
327 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
328 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
329 .tmio_ocr_mask = MMC_VDD_165_195,
330 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
331 .tmio_caps = MMC_CAP_NEEDS_POLL,
332 .get_cd = slot_cn7_get_cd,
335 static struct resource sdhi1_resources[] = {
340 .flags = IORESOURCE_MEM,
343 .start = evt2irq(0x0e80),
344 .flags = IORESOURCE_IRQ,
348 static struct platform_device sdhi1_device = {
349 .name = "sh_mobile_sdhi",
350 .num_resources = ARRAY_SIZE(sdhi1_resources),
351 .resource = sdhi1_resources,
354 .platform_data = &sdhi1_info,
359 static void usb1_host_port_power(int port, int power)
361 if (!power) /* only power-on supported for now */
364 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
365 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
368 static struct r8a66597_platdata usb1_host_data = {
370 .port_power = usb1_host_port_power,
373 static struct resource usb1_host_resources[] = {
377 .end = 0xE68B00E6 - 1,
378 .flags = IORESOURCE_MEM,
381 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
382 .flags = IORESOURCE_IRQ,
386 static struct platform_device usb1_host_device = {
387 .name = "r8a66597_hcd",
390 .dma_mask = NULL, /* not use dma */
391 .coherent_dma_mask = 0xffffffff,
392 .platform_data = &usb1_host_data,
394 .num_resources = ARRAY_SIZE(usb1_host_resources),
395 .resource = usb1_host_resources,
398 const static struct fb_videomode ap4evb_lcdc_modes[] = {
400 #ifdef CONFIG_AP4EVB_QHD
401 .name = "R63302(QHD)",
410 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
412 .name = "WVGA Panel",
426 static struct sh_mobile_lcdc_info lcdc_info = {
428 .chan = LCDC_CHAN_MAINLCD,
430 .lcd_cfg = ap4evb_lcdc_modes,
431 .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
435 static struct resource lcdc_resources[] = {
438 .start = 0xfe940000, /* P4-only space */
440 .flags = IORESOURCE_MEM,
443 .start = intcs_evt2irq(0x580),
444 .flags = IORESOURCE_IRQ,
448 static struct platform_device lcdc_device = {
449 .name = "sh_mobile_lcdc_fb",
450 .num_resources = ARRAY_SIZE(lcdc_resources),
451 .resource = lcdc_resources,
453 .platform_data = &lcdc_info,
454 .coherent_dma_mask = ~0,
461 #ifdef CONFIG_AP4EVB_QHD
463 /* KEYSC (Needs SW43 set to ON) */
464 static struct sh_keysc_info keysc_info = {
465 .mode = SH_KEYSC_MODE_1,
469 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
470 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
471 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
472 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
473 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
477 static struct resource keysc_resources[] = {
482 .flags = IORESOURCE_MEM,
485 .start = evt2irq(0x0be0), /* KEYSC_KEY */
486 .flags = IORESOURCE_IRQ,
490 static struct platform_device keysc_device = {
492 .id = 0, /* "keysc0" clock */
493 .num_resources = ARRAY_SIZE(keysc_resources),
494 .resource = keysc_resources,
496 .platform_data = &keysc_info,
501 static struct resource mipidsi0_resources[] = {
505 .flags = IORESOURCE_MEM,
509 static struct sh_mipi_dsi_info mipidsi0_info = {
510 .data_format = MIPI_RGB888,
511 .lcd_chan = &lcdc_info.ch[0],
514 static struct platform_device mipidsi0_device = {
515 .name = "sh-mipi-dsi",
516 .num_resources = ARRAY_SIZE(mipidsi0_resources),
517 .resource = mipidsi0_resources,
520 .platform_data = &mipidsi0_info,
524 /* This function will disappear when we switch to (runtime) PM */
525 static int __init ap4evb_init_display_clk(void)
527 struct clk *lcdc_clk;
528 struct clk *dsitx_clk;
531 lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
532 if (IS_ERR(lcdc_clk))
533 return PTR_ERR(lcdc_clk);
535 dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
536 if (IS_ERR(dsitx_clk)) {
537 ret = PTR_ERR(dsitx_clk);
541 ret = clk_enable(lcdc_clk);
545 ret = clk_enable(dsitx_clk);
552 clk_disable(lcdc_clk);
560 device_initcall(ap4evb_init_display_clk);
562 static struct platform_device *qhd_devices[] __initdata = {
566 #endif /* CONFIG_AP4EVB_QHD */
569 #define IRQ_FSI evt2irq(0x1840)
570 static int __fsi_set_rate(struct clk *clk, long rate, int enable)
578 ret = clk_set_rate(clk, rate);
580 ret = clk_enable(clk);
588 static int __fsi_set_round_rate(struct clk *clk, long rate, int enable)
590 return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable);
593 static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable)
595 struct clk *fsia_ick;
599 fsia_ick = clk_get(dev, "icka");
600 if (IS_ERR(fsia_ick))
601 return PTR_ERR(fsia_ick);
604 * FSIACK is connected to AK4642,
605 * and use external clock pin from it.
606 * it is parent of fsia_ick now.
608 fsiack = clk_get_parent(fsia_ick);
613 * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick
616 * Because the freq_table of external clk (fsiack) are all 0,
617 * the return value of clk_round_rate became 0.
618 * So, it use __fsi_set_rate here.
620 ret = __fsi_set_rate(fsiack, rate, enable);
624 ret = __fsi_set_round_rate(fsia_ick, rate, enable);
625 if ((ret < 0) && enable)
626 __fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */
637 static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable)
639 struct clk *fsib_clk;
640 struct clk *fdiv_clk = &sh7372_fsidivb_clk;
648 fsib_rate = rate * 256;
649 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
652 fsib_rate = 85428000; /* around 48kHz x 256 x 7 */
653 fdiv_rate = rate * 256;
654 ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64;
657 pr_err("unsupported rate in FSI2 port B\n");
662 fsib_clk = clk_get(dev, "ickb");
663 if (IS_ERR(fsib_clk))
666 ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable);
671 /* FSI DIV setting */
672 ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable);
676 __fsi_set_round_rate(fsib_clk, fsib_rate, 0);
683 static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable)
688 ret = fsi_ak4642_set_rate(dev, rate, enable);
690 ret = fsi_hdmi_set_rate(dev, rate, enable);
695 static struct sh_fsi_platform_info fsi_info = {
696 .porta_flags = SH_FSI_BRS_INV |
697 SH_FSI_OUT_SLAVE_MODE |
698 SH_FSI_IN_SLAVE_MODE |
702 .portb_flags = SH_FSI_BRS_INV |
706 .set_rate = fsi_set_rate,
709 static struct resource fsi_resources[] = {
713 .end = 0xFE3C0400 - 1,
714 .flags = IORESOURCE_MEM,
718 .flags = IORESOURCE_IRQ,
722 static struct platform_device fsi_device = {
725 .num_resources = ARRAY_SIZE(fsi_resources),
726 .resource = fsi_resources,
728 .platform_data = &fsi_info,
732 static struct platform_device fsi_ak4643_device = {
733 .name = "sh_fsi2_a_ak4643",
736 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
737 .clock_source = LCDC_CLK_EXTERNAL,
739 .chan = LCDC_CHAN_MAINLCD,
741 .interface_type = RGB24,
743 .flags = LCDC_FLAGS_DWPOL,
747 static struct resource lcdc1_resources[] = {
752 .flags = IORESOURCE_MEM,
755 .start = intcs_evt2irq(0x1780),
756 .flags = IORESOURCE_IRQ,
760 static struct platform_device lcdc1_device = {
761 .name = "sh_mobile_lcdc_fb",
762 .num_resources = ARRAY_SIZE(lcdc1_resources),
763 .resource = lcdc1_resources,
766 .platform_data = &sh_mobile_lcdc1_info,
767 .coherent_dma_mask = ~0,
771 static struct sh_mobile_hdmi_info hdmi_info = {
772 .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
773 .lcd_dev = &lcdc1_device.dev,
774 .flags = HDMI_SND_SRC_SPDIF,
777 static struct resource hdmi_resources[] = {
782 .flags = IORESOURCE_MEM,
785 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
786 .start = evt2irq(0x17e0),
787 .flags = IORESOURCE_IRQ,
791 static struct platform_device hdmi_device = {
792 .name = "sh-mobile-hdmi",
793 .num_resources = ARRAY_SIZE(hdmi_resources),
794 .resource = hdmi_resources,
797 .platform_data = &hdmi_info,
801 static struct gpio_led ap4evb_leds[] = {
804 .gpio = GPIO_PORT185,
805 .default_state = LEDS_GPIO_DEFSTATE_ON,
809 .gpio = GPIO_PORT186,
810 .default_state = LEDS_GPIO_DEFSTATE_ON,
814 .gpio = GPIO_PORT187,
815 .default_state = LEDS_GPIO_DEFSTATE_ON,
819 .gpio = GPIO_PORT188,
820 .default_state = LEDS_GPIO_DEFSTATE_ON,
824 static struct gpio_led_platform_data ap4evb_leds_pdata = {
825 .num_leds = ARRAY_SIZE(ap4evb_leds),
829 static struct platform_device leds_device = {
833 .platform_data = &ap4evb_leds_pdata,
837 static struct i2c_board_info imx074_info = {
838 I2C_BOARD_INFO("imx074", 0x1a),
841 struct soc_camera_link imx074_link = {
843 .board_info = &imx074_info,
845 .module_name = "imx074",
848 static struct platform_device ap4evb_camera = {
849 .name = "soc-camera-pdrv",
852 .platform_data = &imx074_link,
856 static struct sh_csi2_client_config csi2_clients[] = {
858 .phy = SH_CSI2_PHY_MAIN,
861 .pdev = &ap4evb_camera,
865 static struct sh_csi2_pdata csi2_info = {
867 .clients = csi2_clients,
868 .num_clients = ARRAY_SIZE(csi2_clients),
869 .flags = SH_CSI2_ECC | SH_CSI2_CRC,
872 static struct resource csi2_resources[] = {
877 .flags = IORESOURCE_MEM,
880 .start = intcs_evt2irq(0x17a0),
881 .flags = IORESOURCE_IRQ,
885 static struct platform_device csi2_device = {
886 .name = "sh-mobile-csi2",
888 .num_resources = ARRAY_SIZE(csi2_resources),
889 .resource = csi2_resources,
891 .platform_data = &csi2_info,
895 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
896 .flags = SH_CEU_FLAG_USE_8BIT_BUS,
897 .csi2_dev = &csi2_device.dev,
900 static struct resource ceu_resources[] = {
905 .flags = IORESOURCE_MEM,
908 .start = intcs_evt2irq(0x880),
909 .flags = IORESOURCE_IRQ,
912 /* place holder for contiguous memory */
916 static struct platform_device ceu_device = {
917 .name = "sh_mobile_ceu",
918 .id = 0, /* "ceu0" clock */
919 .num_resources = ARRAY_SIZE(ceu_resources),
920 .resource = ceu_resources,
922 .platform_data = &sh_mobile_ceu_info,
926 static struct platform_device *ap4evb_devices[] __initdata = {
944 static int __init hdmi_init_pm_clock(void)
946 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
950 if (IS_ERR(hdmi_ick)) {
951 ret = PTR_ERR(hdmi_ick);
952 pr_err("Cannot get HDMI ICK: %d\n", ret);
956 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
958 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
962 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
964 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
966 pr_err("Cannot get suitable rate: %ld\n", rate);
971 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
973 pr_err("Cannot set rate %ld: %d\n", rate, ret);
977 ret = clk_enable(&sh7372_pllc2_clk);
979 pr_err("Cannot enable pllc2 clock\n");
982 pr_debug("PLLC2 set frequency %lu\n", rate);
984 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
986 pr_err("Cannot set HDMI parent: %d\n", ret);
991 if (!IS_ERR(hdmi_ick))
996 device_initcall(hdmi_init_pm_clock);
998 static int __init fsi_init_pm_clock(void)
1000 struct clk *fsia_ick;
1003 fsia_ick = clk_get(&fsi_device.dev, "icka");
1004 if (IS_ERR(fsia_ick)) {
1005 ret = PTR_ERR(fsia_ick);
1006 pr_err("Cannot get FSI ICK: %d\n", ret);
1010 ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
1012 pr_err("Cannot set FSI-A parent: %d\n", ret);
1018 device_initcall(fsi_init_pm_clock);
1026 * current gpio frame work doesn't have
1027 * the method to control only pull up/down/free.
1028 * this function should be replaced by correct gpio function
1030 static void __init gpio_no_direction(u32 addr)
1032 __raw_writeb(0x00, addr);
1036 #ifdef CONFIG_AP4EVB_QHD
1037 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
1038 # define GPIO_TSC_PORT GPIO_PORT123
1040 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
1041 # define GPIO_TSC_PORT GPIO_PORT40
1044 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
1045 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
1046 static int ts_get_pendown_state(void)
1050 gpio_free(GPIO_TSC_IRQ);
1052 gpio_request(GPIO_TSC_PORT, NULL);
1054 gpio_direction_input(GPIO_TSC_PORT);
1056 val = gpio_get_value(GPIO_TSC_PORT);
1058 gpio_request(GPIO_TSC_IRQ, NULL);
1063 static int ts_init(void)
1065 gpio_request(GPIO_TSC_IRQ, NULL);
1070 static struct tsc2007_platform_data tsc2007_info = {
1072 .x_plate_ohms = 180,
1073 .get_pendown_state = ts_get_pendown_state,
1074 .init_platform_hw = ts_init,
1077 static struct i2c_board_info tsc_device = {
1078 I2C_BOARD_INFO("tsc2007", 0x48),
1080 .platform_data = &tsc2007_info,
1081 /*.irq is selected on ap4evb_init */
1085 static struct i2c_board_info i2c0_devices[] = {
1087 I2C_BOARD_INFO("ak4643", 0x13),
1091 static struct i2c_board_info i2c1_devices[] = {
1093 I2C_BOARD_INFO("r2025sd", 0x32),
1097 static struct map_desc ap4evb_io_desc[] __initdata = {
1098 /* create a 1:1 entity map for 0xe6xxxxxx
1099 * used by CPGA, INTC and PFC.
1102 .virtual = 0xe6000000,
1103 .pfn = __phys_to_pfn(0xe6000000),
1104 .length = 256 << 20,
1105 .type = MT_DEVICE_NONSHARED
1109 static void __init ap4evb_map_io(void)
1111 iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
1113 /* setup early devices and console here as well */
1114 sh7372_add_early_devices();
1115 shmobile_setup_console();
1118 #define GPIO_PORT9CR 0xE6051009
1119 #define GPIO_PORT10CR 0xE605100A
1120 #define USCCR1 0xE6058144
1121 static void __init ap4evb_init(void)
1126 sh7372_pinmux_init();
1129 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1130 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1132 /* enable SMSC911X */
1133 gpio_request(GPIO_FN_CS5A, NULL);
1134 gpio_request(GPIO_FN_IRQ6_39, NULL);
1136 /* enable Debug switch (S6) */
1137 gpio_request(GPIO_PORT32, NULL);
1138 gpio_request(GPIO_PORT33, NULL);
1139 gpio_request(GPIO_PORT34, NULL);
1140 gpio_request(GPIO_PORT35, NULL);
1141 gpio_direction_input(GPIO_PORT32);
1142 gpio_direction_input(GPIO_PORT33);
1143 gpio_direction_input(GPIO_PORT34);
1144 gpio_direction_input(GPIO_PORT35);
1145 gpio_export(GPIO_PORT32, 0);
1146 gpio_export(GPIO_PORT33, 0);
1147 gpio_export(GPIO_PORT34, 0);
1148 gpio_export(GPIO_PORT35, 0);
1151 gpio_request(GPIO_FN_SDHICD0, NULL);
1152 gpio_request(GPIO_FN_SDHIWP0, NULL);
1153 gpio_request(GPIO_FN_SDHICMD0, NULL);
1154 gpio_request(GPIO_FN_SDHICLK0, NULL);
1155 gpio_request(GPIO_FN_SDHID0_3, NULL);
1156 gpio_request(GPIO_FN_SDHID0_2, NULL);
1157 gpio_request(GPIO_FN_SDHID0_1, NULL);
1158 gpio_request(GPIO_FN_SDHID0_0, NULL);
1161 gpio_request(GPIO_FN_SDHICMD1, NULL);
1162 gpio_request(GPIO_FN_SDHICLK1, NULL);
1163 gpio_request(GPIO_FN_SDHID1_3, NULL);
1164 gpio_request(GPIO_FN_SDHID1_2, NULL);
1165 gpio_request(GPIO_FN_SDHID1_1, NULL);
1166 gpio_request(GPIO_FN_SDHID1_0, NULL);
1169 gpio_request(GPIO_FN_MMCD0_0, NULL);
1170 gpio_request(GPIO_FN_MMCD0_1, NULL);
1171 gpio_request(GPIO_FN_MMCD0_2, NULL);
1172 gpio_request(GPIO_FN_MMCD0_3, NULL);
1173 gpio_request(GPIO_FN_MMCD0_4, NULL);
1174 gpio_request(GPIO_FN_MMCD0_5, NULL);
1175 gpio_request(GPIO_FN_MMCD0_6, NULL);
1176 gpio_request(GPIO_FN_MMCD0_7, NULL);
1177 gpio_request(GPIO_FN_MMCCMD0, NULL);
1178 gpio_request(GPIO_FN_MMCCLK0, NULL);
1181 gpio_request(GPIO_FN_VBUS0_1, NULL);
1182 gpio_request(GPIO_FN_IDIN_1_18, NULL);
1183 gpio_request(GPIO_FN_PWEN_1_115, NULL);
1184 gpio_request(GPIO_FN_OVCN_1_114, NULL);
1185 gpio_request(GPIO_FN_EXTLP_1, NULL);
1186 gpio_request(GPIO_FN_OVCN2_1, NULL);
1189 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
1191 /* enable FSI2 port A (ak4643) */
1192 gpio_request(GPIO_FN_FSIAIBT, NULL);
1193 gpio_request(GPIO_FN_FSIAILR, NULL);
1194 gpio_request(GPIO_FN_FSIAISLD, NULL);
1195 gpio_request(GPIO_FN_FSIAOSLD, NULL);
1196 gpio_request(GPIO_PORT161, NULL);
1197 gpio_direction_output(GPIO_PORT161, 0); /* slave */
1199 gpio_request(GPIO_PORT9, NULL);
1200 gpio_request(GPIO_PORT10, NULL);
1201 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
1202 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1204 /* card detect pin for MMC slot (CN7) */
1205 gpio_request(GPIO_PORT41, NULL);
1206 gpio_direction_input(GPIO_PORT41);
1208 /* setup FSI2 port B (HDMI) */
1209 gpio_request(GPIO_FN_FSIBCK, NULL);
1210 __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1212 /* set SPU2 clock to 119.6 MHz */
1213 clk = clk_get(NULL, "spu_clk");
1215 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1220 * set irq priority, to avoid sound chopping
1221 * when NFS rootfs is used
1222 * FSI(3) > SMSC911X(2)
1224 intc_set_priority(IRQ_FSI, 3);
1226 i2c_register_board_info(0, i2c0_devices,
1227 ARRAY_SIZE(i2c0_devices));
1229 i2c_register_board_info(1, i2c1_devices,
1230 ARRAY_SIZE(i2c1_devices));
1232 #ifdef CONFIG_AP4EVB_QHD
1235 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1236 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1240 gpio_request(GPIO_FN_KEYOUT0, NULL);
1241 gpio_request(GPIO_FN_KEYOUT1, NULL);
1242 gpio_request(GPIO_FN_KEYOUT2, NULL);
1243 gpio_request(GPIO_FN_KEYOUT3, NULL);
1244 gpio_request(GPIO_FN_KEYOUT4, NULL);
1245 gpio_request(GPIO_FN_KEYIN0_136, NULL);
1246 gpio_request(GPIO_FN_KEYIN1_135, NULL);
1247 gpio_request(GPIO_FN_KEYIN2_134, NULL);
1248 gpio_request(GPIO_FN_KEYIN3_133, NULL);
1249 gpio_request(GPIO_FN_KEYIN4, NULL);
1251 /* enable TouchScreen */
1252 set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1254 tsc_device.irq = IRQ28;
1255 i2c_register_board_info(1, &tsc_device, 1);
1258 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
1259 lcdc_info.ch[0].interface_type = RGB24;
1260 lcdc_info.ch[0].clock_divider = 1;
1261 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
1262 lcdc_info.ch[0].lcd_size_cfg.width = 44;
1263 lcdc_info.ch[0].lcd_size_cfg.height = 79;
1265 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1269 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1270 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1273 gpio_request(GPIO_FN_LCDD17, NULL);
1274 gpio_request(GPIO_FN_LCDD16, NULL);
1275 gpio_request(GPIO_FN_LCDD15, NULL);
1276 gpio_request(GPIO_FN_LCDD14, NULL);
1277 gpio_request(GPIO_FN_LCDD13, NULL);
1278 gpio_request(GPIO_FN_LCDD12, NULL);
1279 gpio_request(GPIO_FN_LCDD11, NULL);
1280 gpio_request(GPIO_FN_LCDD10, NULL);
1281 gpio_request(GPIO_FN_LCDD9, NULL);
1282 gpio_request(GPIO_FN_LCDD8, NULL);
1283 gpio_request(GPIO_FN_LCDD7, NULL);
1284 gpio_request(GPIO_FN_LCDD6, NULL);
1285 gpio_request(GPIO_FN_LCDD5, NULL);
1286 gpio_request(GPIO_FN_LCDD4, NULL);
1287 gpio_request(GPIO_FN_LCDD3, NULL);
1288 gpio_request(GPIO_FN_LCDD2, NULL);
1289 gpio_request(GPIO_FN_LCDD1, NULL);
1290 gpio_request(GPIO_FN_LCDD0, NULL);
1291 gpio_request(GPIO_FN_LCDDISP, NULL);
1292 gpio_request(GPIO_FN_LCDDCK, NULL);
1294 gpio_request(GPIO_PORT189, NULL); /* backlight */
1295 gpio_direction_output(GPIO_PORT189, 1);
1297 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1298 gpio_direction_output(GPIO_PORT151, 1);
1300 lcdc_info.clock_source = LCDC_CLK_BUS;
1301 lcdc_info.ch[0].interface_type = RGB18;
1302 lcdc_info.ch[0].clock_divider = 2;
1303 lcdc_info.ch[0].flags = 0;
1304 lcdc_info.ch[0].lcd_size_cfg.width = 152;
1305 lcdc_info.ch[0].lcd_size_cfg.height = 91;
1307 /* enable TouchScreen */
1308 set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1310 tsc_device.irq = IRQ7;
1311 i2c_register_board_info(0, &tsc_device, 1);
1312 #endif /* CONFIG_AP4EVB_QHD */
1317 * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1321 /* MIPI-CSI stuff */
1322 gpio_request(GPIO_FN_VIO_CKO, NULL);
1324 clk = clk_get(NULL, "vck1_clk");
1326 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1331 sh7372_add_standard_devices();
1334 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1335 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1337 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1338 #define SRCR4 0xe61580bc
1339 srcr4 = __raw_readl(SRCR4);
1340 __raw_writel(srcr4 | (1 << 13), SRCR4);
1342 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1344 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1347 static void __init ap4evb_timer_init(void)
1349 sh7372_clock_init();
1350 shmobile_timer.init();
1352 /* External clock source */
1353 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1356 static struct sys_timer ap4evb_timer = {
1357 .init = ap4evb_timer_init,
1360 MACHINE_START(AP4EVB, "ap4evb")
1361 .map_io = ap4evb_map_io,
1362 .init_irq = sh7372_init_irq,
1363 .init_machine = ap4evb_init,
1364 .timer = &ap4evb_timer,