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/host.h>
34 #include <linux/mmc/sh_mmcif.h>
35 #include <linux/i2c.h>
36 #include <linux/i2c/tsc2007.h>
38 #include <linux/smsc911x.h>
39 #include <linux/sh_intc.h>
40 #include <linux/sh_clk.h>
41 #include <linux/gpio.h>
42 #include <linux/input.h>
43 #include <linux/leds.h>
44 #include <linux/input/sh_keysc.h>
45 #include <linux/usb/r8a66597.h>
47 #include <sound/sh_fsi.h>
49 #include <video/sh_mobile_hdmi.h>
50 #include <video/sh_mobile_lcdc.h>
51 #include <video/sh_mipi_dsi.h>
53 #include <mach/common.h>
54 #include <mach/irqs.h>
55 #include <mach/sh7372.h>
57 #include <asm/mach-types.h>
58 #include <asm/mach/arch.h>
59 #include <asm/mach/map.h>
60 #include <asm/mach/time.h>
63 * Address Interface BusWidth note
64 * ------------------------------------------------------------------
65 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
66 * 0x0800_0000 user area -
67 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
68 * 0x1400_0000 Ether (LAN9220) 16bit
69 * 0x1600_0000 user area - cannot use with NAND
70 * 0x1800_0000 user area -
72 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
78 * SW1 | SW2 | SW7 | NOR Flash ROM
79 * bit1 | bit1 bit2 | bit1 | Memory allocation
80 * ------+------------+------+------------------
81 * OFF | ON OFF | ON | Area 0
82 * OFF | ON OFF | OFF | Area 4
88 * SW1 | SW2 | SW7 | NAND Flash ROM
89 * bit1 | bit1 bit2 | bit2 | Memory allocation
90 * ------+------------+------+------------------
91 * OFF | ON OFF | ON | FCE 0
92 * OFF | ON OFF | OFF | FCE 1
99 * -----------------------
105 * LCD / IRQ / KEYSC / IrDA
107 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
108 * LCD = 2nd LCDC (WVGA)
112 * -------------+-----------------------+---------------+
113 * ON | KEY / IrDA | LCD |
114 * OFF | KEY / IrDA / IRQ | IRQ |
119 * You can choice display type on menuconfig.
120 * Then, check above dip-switch.
126 * J7 : 1-2 MAX3355E VBUS
135 * SW41 : ON : SH-Mobile AP4 Audio Mode
136 * : OFF : Bluetooth Audio Mode
142 * J22 : select card voltage
147 * | bit1 | bit2 | bit3 | bit4
148 * ------------+------+------+------+-------
149 * MMC0 OFF | OFF | ON | ON | X
150 * SDHI1 OFF | ON | X | OFF | ON
158 static struct mtd_partition nor_flash_partitions[] = {
161 .offset = 0x00000000,
166 .offset = MTDPART_OFS_APPEND,
171 .offset = MTDPART_OFS_APPEND,
172 .size = 8 * 1024 * 1024,
173 .mask_flags = MTD_WRITEABLE,
177 .offset = MTDPART_OFS_APPEND,
178 .size = 8 * 1024 * 1024,
182 .offset = MTDPART_OFS_APPEND,
183 .size = MTDPART_SIZ_FULL,
187 static struct physmap_flash_data nor_flash_data = {
189 .parts = nor_flash_partitions,
190 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
193 static struct resource nor_flash_resources[] = {
196 .end = 0x08000000 - 1,
197 .flags = IORESOURCE_MEM,
201 static struct platform_device nor_flash_device = {
202 .name = "physmap-flash",
204 .platform_data = &nor_flash_data,
206 .num_resources = ARRAY_SIZE(nor_flash_resources),
207 .resource = nor_flash_resources,
211 static struct resource smc911x_resources[] = {
214 .end = 0x16000000 - 1,
215 .flags = IORESOURCE_MEM,
217 .start = evt2irq(0x02c0) /* IRQ6A */,
218 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
222 static struct smsc911x_platform_config smsc911x_info = {
223 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
224 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
225 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
228 static struct platform_device smc911x_device = {
231 .num_resources = ARRAY_SIZE(smc911x_resources),
232 .resource = smc911x_resources,
234 .platform_data = &smsc911x_info,
239 static struct resource sh_mmcif_resources[] = {
244 .flags = IORESOURCE_MEM,
248 .start = evt2irq(0x1ac0),
249 .flags = IORESOURCE_IRQ,
253 .start = evt2irq(0x1ae0),
254 .flags = IORESOURCE_IRQ,
258 static struct sh_mmcif_plat_data sh_mmcif_plat = {
260 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
261 .caps = MMC_CAP_4_BIT_DATA |
266 static struct platform_device sh_mmcif_device = {
271 .coherent_dma_mask = 0xffffffff,
272 .platform_data = &sh_mmcif_plat,
274 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
275 .resource = sh_mmcif_resources,
279 static struct sh_mobile_sdhi_info sdhi0_info = {
280 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
281 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
284 static struct resource sdhi0_resources[] = {
289 .flags = IORESOURCE_MEM,
292 .start = evt2irq(0x0e00) /* SDHI0 */,
293 .flags = IORESOURCE_IRQ,
297 static struct platform_device sdhi0_device = {
298 .name = "sh_mobile_sdhi",
299 .num_resources = ARRAY_SIZE(sdhi0_resources),
300 .resource = sdhi0_resources,
303 .platform_data = &sdhi0_info,
308 static struct sh_mobile_sdhi_info sdhi1_info = {
309 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
310 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
311 .tmio_ocr_mask = MMC_VDD_165_195,
312 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
315 static struct resource sdhi1_resources[] = {
320 .flags = IORESOURCE_MEM,
323 .start = evt2irq(0x0e80),
324 .flags = IORESOURCE_IRQ,
328 static struct platform_device sdhi1_device = {
329 .name = "sh_mobile_sdhi",
330 .num_resources = ARRAY_SIZE(sdhi1_resources),
331 .resource = sdhi1_resources,
334 .platform_data = &sdhi1_info,
339 static void usb1_host_port_power(int port, int power)
341 if (!power) /* only power-on supported for now */
344 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
345 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
348 static struct r8a66597_platdata usb1_host_data = {
350 .port_power = usb1_host_port_power,
353 static struct resource usb1_host_resources[] = {
357 .end = 0xE68B00E6 - 1,
358 .flags = IORESOURCE_MEM,
361 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
362 .flags = IORESOURCE_IRQ,
366 static struct platform_device usb1_host_device = {
367 .name = "r8a66597_hcd",
370 .dma_mask = NULL, /* not use dma */
371 .coherent_dma_mask = 0xffffffff,
372 .platform_data = &usb1_host_data,
374 .num_resources = ARRAY_SIZE(usb1_host_resources),
375 .resource = usb1_host_resources,
378 const static struct fb_videomode ap4evb_lcdc_modes[] = {
380 #ifdef CONFIG_AP4EVB_QHD
381 .name = "R63302(QHD)",
390 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
392 .name = "WVGA Panel",
406 static struct sh_mobile_lcdc_info lcdc_info = {
408 .chan = LCDC_CHAN_MAINLCD,
410 .lcd_cfg = ap4evb_lcdc_modes,
411 .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
415 static struct resource lcdc_resources[] = {
418 .start = 0xfe940000, /* P4-only space */
420 .flags = IORESOURCE_MEM,
423 .start = intcs_evt2irq(0x580),
424 .flags = IORESOURCE_IRQ,
428 static struct platform_device lcdc_device = {
429 .name = "sh_mobile_lcdc_fb",
430 .num_resources = ARRAY_SIZE(lcdc_resources),
431 .resource = lcdc_resources,
433 .platform_data = &lcdc_info,
434 .coherent_dma_mask = ~0,
441 #ifdef CONFIG_AP4EVB_QHD
443 /* KEYSC (Needs SW43 set to ON) */
444 static struct sh_keysc_info keysc_info = {
445 .mode = SH_KEYSC_MODE_1,
449 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
450 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
451 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
452 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
453 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
457 static struct resource keysc_resources[] = {
462 .flags = IORESOURCE_MEM,
465 .start = evt2irq(0x0be0), /* KEYSC_KEY */
466 .flags = IORESOURCE_IRQ,
470 static struct platform_device keysc_device = {
472 .id = 0, /* "keysc0" clock */
473 .num_resources = ARRAY_SIZE(keysc_resources),
474 .resource = keysc_resources,
476 .platform_data = &keysc_info,
481 static struct resource mipidsi0_resources[] = {
485 .flags = IORESOURCE_MEM,
489 static struct sh_mipi_dsi_info mipidsi0_info = {
490 .data_format = MIPI_RGB888,
491 .lcd_chan = &lcdc_info.ch[0],
494 static struct platform_device mipidsi0_device = {
495 .name = "sh-mipi-dsi",
496 .num_resources = ARRAY_SIZE(mipidsi0_resources),
497 .resource = mipidsi0_resources,
500 .platform_data = &mipidsi0_info,
504 /* This function will disappear when we switch to (runtime) PM */
505 static int __init ap4evb_init_display_clk(void)
507 struct clk *lcdc_clk;
508 struct clk *dsitx_clk;
511 lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
512 if (IS_ERR(lcdc_clk))
513 return PTR_ERR(lcdc_clk);
515 dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
516 if (IS_ERR(dsitx_clk)) {
517 ret = PTR_ERR(dsitx_clk);
521 ret = clk_enable(lcdc_clk);
525 ret = clk_enable(dsitx_clk);
532 clk_disable(lcdc_clk);
540 device_initcall(ap4evb_init_display_clk);
542 static struct platform_device *qhd_devices[] __initdata = {
546 #endif /* CONFIG_AP4EVB_QHD */
549 #define IRQ_FSI evt2irq(0x1840)
550 #define FSIACKCR 0xE6150018
551 static void fsiackcr_init(struct clk *clk)
553 u32 status = __raw_readl(clk->enable_reg);
555 /* use external clock */
556 status &= ~0x000000ff;
557 status |= 0x00000080;
558 __raw_writel(status, clk->enable_reg);
561 static struct clk_ops fsiackcr_clk_ops = {
562 .init = fsiackcr_init,
565 static struct clk fsiackcr_clk = {
566 .ops = &fsiackcr_clk_ops,
567 .enable_reg = (void __iomem *)FSIACKCR,
568 .rate = 0, /* unknown */
571 static struct sh_fsi_platform_info fsi_info = {
572 .porta_flags = SH_FSI_BRS_INV |
573 SH_FSI_OUT_SLAVE_MODE |
574 SH_FSI_IN_SLAVE_MODE |
579 static struct resource fsi_resources[] = {
583 .end = 0xFE3C0400 - 1,
584 .flags = IORESOURCE_MEM,
588 .flags = IORESOURCE_IRQ,
592 static struct platform_device fsi_device = {
595 .num_resources = ARRAY_SIZE(fsi_resources),
596 .resource = fsi_resources,
598 .platform_data = &fsi_info,
602 const static struct fb_videomode ap4evb_hdmi_modes[] = {
609 * If left and right margins are not multiples of 8,
610 * LDHAJR will be adjusted accordingly by the LCDC
611 * driver. Until we start using EDID, these values
612 * might have to be adjusted for different monitors.
623 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
627 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
628 .clock_source = LCDC_CLK_EXTERNAL,
630 .chan = LCDC_CHAN_MAINLCD,
632 .interface_type = RGB24,
634 .flags = LCDC_FLAGS_DWPOL,
635 .lcd_cfg = ap4evb_hdmi_modes,
636 .num_cfg = ARRAY_SIZE(ap4evb_hdmi_modes),
640 static struct resource lcdc1_resources[] = {
645 .flags = IORESOURCE_MEM,
648 .start = intcs_evt2irq(0x17a0),
649 .flags = IORESOURCE_IRQ,
653 static struct platform_device lcdc1_device = {
654 .name = "sh_mobile_lcdc_fb",
655 .num_resources = ARRAY_SIZE(lcdc1_resources),
656 .resource = lcdc1_resources,
659 .platform_data = &sh_mobile_lcdc1_info,
660 .coherent_dma_mask = ~0,
664 static struct sh_mobile_hdmi_info hdmi_info = {
665 .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
666 .lcd_dev = &lcdc1_device.dev,
669 static struct resource hdmi_resources[] = {
674 .flags = IORESOURCE_MEM,
677 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
678 .start = evt2irq(0x17e0),
679 .flags = IORESOURCE_IRQ,
683 static struct platform_device hdmi_device = {
684 .name = "sh-mobile-hdmi",
685 .num_resources = ARRAY_SIZE(hdmi_resources),
686 .resource = hdmi_resources,
689 .platform_data = &hdmi_info,
693 static struct gpio_led ap4evb_leds[] = {
696 .gpio = GPIO_PORT185,
697 .default_state = LEDS_GPIO_DEFSTATE_ON,
701 .gpio = GPIO_PORT186,
702 .default_state = LEDS_GPIO_DEFSTATE_ON,
706 .gpio = GPIO_PORT187,
707 .default_state = LEDS_GPIO_DEFSTATE_ON,
711 .gpio = GPIO_PORT188,
712 .default_state = LEDS_GPIO_DEFSTATE_ON,
716 static struct gpio_led_platform_data ap4evb_leds_pdata = {
717 .num_leds = ARRAY_SIZE(ap4evb_leds),
721 static struct platform_device leds_device = {
725 .platform_data = &ap4evb_leds_pdata,
729 static struct platform_device *ap4evb_devices[] __initdata = {
743 static int __init hdmi_init_pm_clock(void)
745 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
749 if (IS_ERR(hdmi_ick)) {
750 ret = PTR_ERR(hdmi_ick);
751 pr_err("Cannot get HDMI ICK: %d\n", ret);
755 ret = clk_set_parent(&pllc2_clk, &dv_clki_div2_clk);
757 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, pllc2_clk.usecount);
761 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&pllc2_clk));
763 rate = clk_round_rate(&pllc2_clk, 594000000);
765 pr_err("Cannot get suitable rate: %ld\n", rate);
770 ret = clk_set_rate(&pllc2_clk, rate);
772 pr_err("Cannot set rate %ld: %d\n", rate, ret);
776 pr_debug("PLLC2 set frequency %lu\n", rate);
778 ret = clk_set_parent(hdmi_ick, &pllc2_clk);
780 pr_err("Cannot set HDMI parent: %d\n", ret);
785 if (!IS_ERR(hdmi_ick))
790 device_initcall(hdmi_init_pm_clock);
798 * current gpio frame work doesn't have
799 * the method to control only pull up/down/free.
800 * this function should be replaced by correct gpio function
802 static void __init gpio_no_direction(u32 addr)
804 __raw_writeb(0x00, addr);
808 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
809 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
810 static struct tsc2007_platform_data tsc2007_info = {
812 .x_plate_ohms = 1000,
815 static struct i2c_board_info tsc_device = {
816 I2C_BOARD_INFO("tsc2007", 0x48),
818 .platform_data = &tsc2007_info,
819 /*.irq is selected on ap4evb_init */
823 static struct i2c_board_info i2c0_devices[] = {
825 I2C_BOARD_INFO("ak4643", 0x13),
829 static struct i2c_board_info i2c1_devices[] = {
831 I2C_BOARD_INFO("r2025sd", 0x32),
835 static struct map_desc ap4evb_io_desc[] __initdata = {
836 /* create a 1:1 entity map for 0xe6xxxxxx
837 * used by CPGA, INTC and PFC.
840 .virtual = 0xe6000000,
841 .pfn = __phys_to_pfn(0xe6000000),
843 .type = MT_DEVICE_NONSHARED
847 static void __init ap4evb_map_io(void)
849 iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
851 /* setup early devices and console here as well */
852 sh7372_add_early_devices();
853 shmobile_setup_console();
856 #define GPIO_PORT9CR 0xE6051009
857 #define GPIO_PORT10CR 0xE605100A
858 static void __init ap4evb_init(void)
863 sh7372_pinmux_init();
866 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
867 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
869 /* enable SMSC911X */
870 gpio_request(GPIO_FN_CS5A, NULL);
871 gpio_request(GPIO_FN_IRQ6_39, NULL);
873 /* enable Debug switch (S6) */
874 gpio_request(GPIO_PORT32, NULL);
875 gpio_request(GPIO_PORT33, NULL);
876 gpio_request(GPIO_PORT34, NULL);
877 gpio_request(GPIO_PORT35, NULL);
878 gpio_direction_input(GPIO_PORT32);
879 gpio_direction_input(GPIO_PORT33);
880 gpio_direction_input(GPIO_PORT34);
881 gpio_direction_input(GPIO_PORT35);
882 gpio_export(GPIO_PORT32, 0);
883 gpio_export(GPIO_PORT33, 0);
884 gpio_export(GPIO_PORT34, 0);
885 gpio_export(GPIO_PORT35, 0);
888 gpio_request(GPIO_FN_SDHICD0, NULL);
889 gpio_request(GPIO_FN_SDHIWP0, NULL);
890 gpio_request(GPIO_FN_SDHICMD0, NULL);
891 gpio_request(GPIO_FN_SDHICLK0, NULL);
892 gpio_request(GPIO_FN_SDHID0_3, NULL);
893 gpio_request(GPIO_FN_SDHID0_2, NULL);
894 gpio_request(GPIO_FN_SDHID0_1, NULL);
895 gpio_request(GPIO_FN_SDHID0_0, NULL);
898 gpio_request(GPIO_FN_SDHICMD1, NULL);
899 gpio_request(GPIO_FN_SDHICLK1, NULL);
900 gpio_request(GPIO_FN_SDHID1_3, NULL);
901 gpio_request(GPIO_FN_SDHID1_2, NULL);
902 gpio_request(GPIO_FN_SDHID1_1, NULL);
903 gpio_request(GPIO_FN_SDHID1_0, NULL);
906 gpio_request(GPIO_FN_MMCD0_0, NULL);
907 gpio_request(GPIO_FN_MMCD0_1, NULL);
908 gpio_request(GPIO_FN_MMCD0_2, NULL);
909 gpio_request(GPIO_FN_MMCD0_3, NULL);
910 gpio_request(GPIO_FN_MMCD0_4, NULL);
911 gpio_request(GPIO_FN_MMCD0_5, NULL);
912 gpio_request(GPIO_FN_MMCD0_6, NULL);
913 gpio_request(GPIO_FN_MMCD0_7, NULL);
914 gpio_request(GPIO_FN_MMCCMD0, NULL);
915 gpio_request(GPIO_FN_MMCCLK0, NULL);
918 gpio_request(GPIO_FN_VBUS0_1, NULL);
919 gpio_request(GPIO_FN_IDIN_1_18, NULL);
920 gpio_request(GPIO_FN_PWEN_1_115, NULL);
921 gpio_request(GPIO_FN_OVCN_1_114, NULL);
922 gpio_request(GPIO_FN_EXTLP_1, NULL);
923 gpio_request(GPIO_FN_OVCN2_1, NULL);
926 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
929 gpio_request(GPIO_FN_FSIAIBT, NULL);
930 gpio_request(GPIO_FN_FSIAILR, NULL);
931 gpio_request(GPIO_FN_FSIAISLD, NULL);
932 gpio_request(GPIO_FN_FSIAOSLD, NULL);
933 gpio_request(GPIO_PORT161, NULL);
934 gpio_direction_output(GPIO_PORT161, 0); /* slave */
936 gpio_request(GPIO_PORT9, NULL);
937 gpio_request(GPIO_PORT10, NULL);
938 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
939 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
941 /* set SPU2 clock to 119.6 MHz */
942 clk = clk_get(NULL, "spu_clk");
944 clk_set_rate(clk, clk_round_rate(clk, 119600000));
948 /* change parent of FSI A */
949 clk = clk_get(NULL, "fsia_clk");
951 clk_register(&fsiackcr_clk);
952 clk_set_parent(clk, &fsiackcr_clk);
957 * set irq priority, to avoid sound chopping
958 * when NFS rootfs is used
959 * FSI(3) > SMSC911X(2)
961 intc_set_priority(IRQ_FSI, 3);
963 i2c_register_board_info(0, i2c0_devices,
964 ARRAY_SIZE(i2c0_devices));
966 i2c_register_board_info(1, i2c1_devices,
967 ARRAY_SIZE(i2c1_devices));
969 #ifdef CONFIG_AP4EVB_QHD
972 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
973 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
977 gpio_request(GPIO_FN_KEYOUT0, NULL);
978 gpio_request(GPIO_FN_KEYOUT1, NULL);
979 gpio_request(GPIO_FN_KEYOUT2, NULL);
980 gpio_request(GPIO_FN_KEYOUT3, NULL);
981 gpio_request(GPIO_FN_KEYOUT4, NULL);
982 gpio_request(GPIO_FN_KEYIN0_136, NULL);
983 gpio_request(GPIO_FN_KEYIN1_135, NULL);
984 gpio_request(GPIO_FN_KEYIN2_134, NULL);
985 gpio_request(GPIO_FN_KEYIN3_133, NULL);
986 gpio_request(GPIO_FN_KEYIN4, NULL);
988 /* enable TouchScreen */
989 gpio_request(GPIO_FN_IRQ28_123, NULL);
990 set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
992 tsc_device.irq = IRQ28;
993 i2c_register_board_info(1, &tsc_device, 1);
996 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
997 lcdc_info.ch[0].interface_type = RGB24;
998 lcdc_info.ch[0].clock_divider = 1;
999 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
1000 lcdc_info.ch[0].lcd_size_cfg.width = 44;
1001 lcdc_info.ch[0].lcd_size_cfg.height = 79;
1003 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1007 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1008 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1011 gpio_request(GPIO_FN_LCDD17, NULL);
1012 gpio_request(GPIO_FN_LCDD16, NULL);
1013 gpio_request(GPIO_FN_LCDD15, NULL);
1014 gpio_request(GPIO_FN_LCDD14, NULL);
1015 gpio_request(GPIO_FN_LCDD13, NULL);
1016 gpio_request(GPIO_FN_LCDD12, NULL);
1017 gpio_request(GPIO_FN_LCDD11, NULL);
1018 gpio_request(GPIO_FN_LCDD10, NULL);
1019 gpio_request(GPIO_FN_LCDD9, NULL);
1020 gpio_request(GPIO_FN_LCDD8, NULL);
1021 gpio_request(GPIO_FN_LCDD7, NULL);
1022 gpio_request(GPIO_FN_LCDD6, NULL);
1023 gpio_request(GPIO_FN_LCDD5, NULL);
1024 gpio_request(GPIO_FN_LCDD4, NULL);
1025 gpio_request(GPIO_FN_LCDD3, NULL);
1026 gpio_request(GPIO_FN_LCDD2, NULL);
1027 gpio_request(GPIO_FN_LCDD1, NULL);
1028 gpio_request(GPIO_FN_LCDD0, NULL);
1029 gpio_request(GPIO_FN_LCDDISP, NULL);
1030 gpio_request(GPIO_FN_LCDDCK, NULL);
1032 gpio_request(GPIO_PORT189, NULL); /* backlight */
1033 gpio_direction_output(GPIO_PORT189, 1);
1035 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1036 gpio_direction_output(GPIO_PORT151, 1);
1038 lcdc_info.clock_source = LCDC_CLK_BUS;
1039 lcdc_info.ch[0].interface_type = RGB18;
1040 lcdc_info.ch[0].clock_divider = 2;
1041 lcdc_info.ch[0].flags = 0;
1042 lcdc_info.ch[0].lcd_size_cfg.width = 152;
1043 lcdc_info.ch[0].lcd_size_cfg.height = 91;
1045 /* enable TouchScreen */
1046 gpio_request(GPIO_FN_IRQ7_40, NULL);
1047 set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1049 tsc_device.irq = IRQ7;
1050 i2c_register_board_info(0, &tsc_device, 1);
1051 #endif /* CONFIG_AP4EVB_QHD */
1053 sh7372_add_standard_devices();
1056 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1057 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1059 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1060 #define SRCR4 0xe61580bc
1061 srcr4 = __raw_readl(SRCR4);
1062 __raw_writel(srcr4 | (1 << 13), SRCR4);
1064 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1066 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1069 static void __init ap4evb_timer_init(void)
1071 sh7372_clock_init();
1072 shmobile_timer.init();
1074 /* External clock source */
1075 clk_set_rate(&dv_clki_clk, 27000000);
1078 static struct sys_timer ap4evb_timer = {
1079 .init = ap4evb_timer_init,
1082 MACHINE_START(AP4EVB, "ap4evb")
1083 .phys_io = 0xe6000000,
1084 .io_pg_offst = ((0xe6000000) >> 18) & 0xfffc,
1085 .map_io = ap4evb_map_io,
1086 .init_irq = sh7372_init_irq,
1087 .init_machine = ap4evb_init,
1088 .timer = &ap4evb_timer,