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 * The card detect pin of the top SD/MMC slot (CN7) is active low and is
240 * connected to GPIO A22 of SH7372 (GPIO_PORT41).
242 static int slot_cn7_get_cd(struct platform_device *pdev)
244 if (gpio_is_valid(GPIO_PORT41))
245 return !gpio_get_value(GPIO_PORT41);
251 static struct resource sh_mmcif_resources[] = {
256 .flags = IORESOURCE_MEM,
260 .start = evt2irq(0x1ac0),
261 .flags = IORESOURCE_IRQ,
265 .start = evt2irq(0x1ae0),
266 .flags = IORESOURCE_IRQ,
270 static struct sh_mmcif_plat_data sh_mmcif_plat = {
272 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
273 .caps = MMC_CAP_4_BIT_DATA |
276 .get_cd = slot_cn7_get_cd,
279 static struct platform_device sh_mmcif_device = {
284 .coherent_dma_mask = 0xffffffff,
285 .platform_data = &sh_mmcif_plat,
287 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
288 .resource = sh_mmcif_resources,
292 static struct sh_mobile_sdhi_info sdhi0_info = {
293 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
294 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
297 static struct resource sdhi0_resources[] = {
302 .flags = IORESOURCE_MEM,
305 .start = evt2irq(0x0e00) /* SDHI0 */,
306 .flags = IORESOURCE_IRQ,
310 static struct platform_device sdhi0_device = {
311 .name = "sh_mobile_sdhi",
312 .num_resources = ARRAY_SIZE(sdhi0_resources),
313 .resource = sdhi0_resources,
316 .platform_data = &sdhi0_info,
321 static struct sh_mobile_sdhi_info sdhi1_info = {
322 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
323 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
324 .tmio_ocr_mask = MMC_VDD_165_195,
325 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
326 .tmio_caps = MMC_CAP_NEEDS_POLL,
327 .get_cd = slot_cn7_get_cd,
330 static struct resource sdhi1_resources[] = {
335 .flags = IORESOURCE_MEM,
338 .start = evt2irq(0x0e80),
339 .flags = IORESOURCE_IRQ,
343 static struct platform_device sdhi1_device = {
344 .name = "sh_mobile_sdhi",
345 .num_resources = ARRAY_SIZE(sdhi1_resources),
346 .resource = sdhi1_resources,
349 .platform_data = &sdhi1_info,
354 static void usb1_host_port_power(int port, int power)
356 if (!power) /* only power-on supported for now */
359 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
360 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
363 static struct r8a66597_platdata usb1_host_data = {
365 .port_power = usb1_host_port_power,
368 static struct resource usb1_host_resources[] = {
372 .end = 0xE68B00E6 - 1,
373 .flags = IORESOURCE_MEM,
376 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
377 .flags = IORESOURCE_IRQ,
381 static struct platform_device usb1_host_device = {
382 .name = "r8a66597_hcd",
385 .dma_mask = NULL, /* not use dma */
386 .coherent_dma_mask = 0xffffffff,
387 .platform_data = &usb1_host_data,
389 .num_resources = ARRAY_SIZE(usb1_host_resources),
390 .resource = usb1_host_resources,
393 static struct sh_mobile_lcdc_info lcdc_info = {
395 .chan = LCDC_CHAN_MAINLCD,
400 static struct resource lcdc_resources[] = {
403 .start = 0xfe940000, /* P4-only space */
405 .flags = IORESOURCE_MEM,
408 .start = intcs_evt2irq(0x580),
409 .flags = IORESOURCE_IRQ,
413 static struct platform_device lcdc_device = {
414 .name = "sh_mobile_lcdc_fb",
415 .num_resources = ARRAY_SIZE(lcdc_resources),
416 .resource = lcdc_resources,
418 .platform_data = &lcdc_info,
419 .coherent_dma_mask = ~0,
426 #ifdef CONFIG_AP4EVB_QHD
428 /* KEYSC (Needs SW43 set to ON) */
429 static struct sh_keysc_info keysc_info = {
430 .mode = SH_KEYSC_MODE_1,
434 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
435 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
436 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
437 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
438 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
442 static struct resource keysc_resources[] = {
447 .flags = IORESOURCE_MEM,
450 .start = evt2irq(0x0be0), /* KEYSC_KEY */
451 .flags = IORESOURCE_IRQ,
455 static struct platform_device keysc_device = {
457 .id = 0, /* "keysc0" clock */
458 .num_resources = ARRAY_SIZE(keysc_resources),
459 .resource = keysc_resources,
461 .platform_data = &keysc_info,
466 static struct resource mipidsi0_resources[] = {
470 .flags = IORESOURCE_MEM,
474 static struct sh_mipi_dsi_info mipidsi0_info = {
475 .data_format = MIPI_RGB888,
476 .lcd_chan = &lcdc_info.ch[0],
479 static struct platform_device mipidsi0_device = {
480 .name = "sh-mipi-dsi",
481 .num_resources = ARRAY_SIZE(mipidsi0_resources),
482 .resource = mipidsi0_resources,
485 .platform_data = &mipidsi0_info,
489 /* This function will disappear when we switch to (runtime) PM */
490 static int __init ap4evb_init_display_clk(void)
492 struct clk *lcdc_clk;
493 struct clk *dsitx_clk;
496 lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
497 if (IS_ERR(lcdc_clk))
498 return PTR_ERR(lcdc_clk);
500 dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
501 if (IS_ERR(dsitx_clk)) {
502 ret = PTR_ERR(dsitx_clk);
506 ret = clk_enable(lcdc_clk);
510 ret = clk_enable(dsitx_clk);
517 clk_disable(lcdc_clk);
525 device_initcall(ap4evb_init_display_clk);
527 static struct platform_device *qhd_devices[] __initdata = {
531 #endif /* CONFIG_AP4EVB_QHD */
534 #define IRQ_FSI evt2irq(0x1840)
535 #define FSIACKCR 0xE6150018
536 static void fsiackcr_init(struct clk *clk)
538 u32 status = __raw_readl(clk->enable_reg);
540 /* use external clock */
541 status &= ~0x000000ff;
542 status |= 0x00000080;
543 __raw_writel(status, clk->enable_reg);
546 static struct clk_ops fsiackcr_clk_ops = {
547 .init = fsiackcr_init,
550 static struct clk fsiackcr_clk = {
551 .ops = &fsiackcr_clk_ops,
552 .enable_reg = (void __iomem *)FSIACKCR,
553 .rate = 0, /* unknown */
556 static struct sh_fsi_platform_info fsi_info = {
557 .porta_flags = SH_FSI_BRS_INV |
558 SH_FSI_OUT_SLAVE_MODE |
559 SH_FSI_IN_SLAVE_MODE |
564 static struct resource fsi_resources[] = {
568 .end = 0xFE3C0400 - 1,
569 .flags = IORESOURCE_MEM,
573 .flags = IORESOURCE_IRQ,
577 static struct platform_device fsi_device = {
580 .num_resources = ARRAY_SIZE(fsi_resources),
581 .resource = fsi_resources,
583 .platform_data = &fsi_info,
587 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
588 .clock_source = LCDC_CLK_EXTERNAL,
590 .chan = LCDC_CHAN_MAINLCD,
592 .interface_type = RGB24,
594 .flags = LCDC_FLAGS_DWPOL,
597 /* So far only 720p is supported */
601 * If left and right margins are not multiples of 8,
602 * LDHAJR will be adjusted accordingly by the LCDC
603 * driver. Until we start using EDID, these values
604 * might have to be adjusted for different monitors.
613 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
618 static struct resource lcdc1_resources[] = {
623 .flags = IORESOURCE_MEM,
626 .start = intcs_evt2irq(0x17a0),
627 .flags = IORESOURCE_IRQ,
631 static struct platform_device lcdc1_device = {
632 .name = "sh_mobile_lcdc_fb",
633 .num_resources = ARRAY_SIZE(lcdc1_resources),
634 .resource = lcdc1_resources,
637 .platform_data = &sh_mobile_lcdc1_info,
638 .coherent_dma_mask = ~0,
642 static struct sh_mobile_hdmi_info hdmi_info = {
643 .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
644 .lcd_dev = &lcdc1_device.dev,
647 static struct resource hdmi_resources[] = {
652 .flags = IORESOURCE_MEM,
655 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
656 .start = evt2irq(0x17e0),
657 .flags = IORESOURCE_IRQ,
661 static struct platform_device hdmi_device = {
662 .name = "sh-mobile-hdmi",
663 .num_resources = ARRAY_SIZE(hdmi_resources),
664 .resource = hdmi_resources,
667 .platform_data = &hdmi_info,
671 static struct gpio_led ap4evb_leds[] = {
674 .gpio = GPIO_PORT185,
675 .default_state = LEDS_GPIO_DEFSTATE_ON,
679 .gpio = GPIO_PORT186,
680 .default_state = LEDS_GPIO_DEFSTATE_ON,
684 .gpio = GPIO_PORT187,
685 .default_state = LEDS_GPIO_DEFSTATE_ON,
689 .gpio = GPIO_PORT188,
690 .default_state = LEDS_GPIO_DEFSTATE_ON,
694 static struct gpio_led_platform_data ap4evb_leds_pdata = {
695 .num_leds = ARRAY_SIZE(ap4evb_leds),
699 static struct platform_device leds_device = {
703 .platform_data = &ap4evb_leds_pdata,
707 static struct platform_device *ap4evb_devices[] __initdata = {
721 static int __init hdmi_init_pm_clock(void)
723 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
727 if (IS_ERR(hdmi_ick)) {
728 ret = PTR_ERR(hdmi_ick);
729 pr_err("Cannot get HDMI ICK: %d\n", ret);
733 ret = clk_set_parent(&pllc2_clk, &dv_clki_div2_clk);
735 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, pllc2_clk.usecount);
739 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&pllc2_clk));
741 rate = clk_round_rate(&pllc2_clk, 594000000);
743 pr_err("Cannot get suitable rate: %ld\n", rate);
748 ret = clk_set_rate(&pllc2_clk, rate);
750 pr_err("Cannot set rate %ld: %d\n", rate, ret);
754 pr_debug("PLLC2 set frequency %lu\n", rate);
756 ret = clk_set_parent(hdmi_ick, &pllc2_clk);
758 pr_err("Cannot set HDMI parent: %d\n", ret);
763 if (!IS_ERR(hdmi_ick))
768 device_initcall(hdmi_init_pm_clock);
777 * current gpio frame work doesn't have
778 * the method to control only pull up/down/free.
779 * this function should be replaced by correct gpio function
781 static void __init gpio_no_direction(u32 addr)
783 __raw_writeb(0x00, addr);
786 static void __init gpio_pull_up(u32 addr)
788 u8 data = __raw_readb(addr);
792 __raw_writeb(data, addr);
796 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
797 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
798 static int ts_get_pendown_state(void)
802 gpio_free(GPIO_FN_IRQ28_123);
803 gpio_free(GPIO_FN_IRQ7_40);
805 gpio_request(GPIO_PORT123, NULL);
806 gpio_request(GPIO_PORT40, NULL);
808 gpio_direction_input(GPIO_PORT123);
809 gpio_direction_input(GPIO_PORT40);
811 val1 = gpio_get_value(GPIO_PORT123);
812 val2 = gpio_get_value(GPIO_PORT40);
814 gpio_request(GPIO_FN_IRQ28_123, NULL); /* for QHD */
815 gpio_request(GPIO_FN_IRQ7_40, NULL); /* for WVGA */
820 #define PORT40CR 0xE6051028
821 #define PORT123CR 0xE605007B
822 static int ts_init(void)
824 gpio_request(GPIO_FN_IRQ28_123, NULL); /* for QHD */
825 gpio_request(GPIO_FN_IRQ7_40, NULL); /* for WVGA */
827 gpio_pull_up(PORT40CR);
828 gpio_pull_up(PORT123CR);
833 static struct tsc2007_platform_data tsc2007_info = {
836 .get_pendown_state = ts_get_pendown_state,
837 .init_platform_hw = ts_init,
840 static struct i2c_board_info tsc_device = {
841 I2C_BOARD_INFO("tsc2007", 0x48),
843 .platform_data = &tsc2007_info,
844 /*.irq is selected on ap4evb_init */
848 static struct i2c_board_info i2c0_devices[] = {
850 I2C_BOARD_INFO("ak4643", 0x13),
854 static struct i2c_board_info i2c1_devices[] = {
856 I2C_BOARD_INFO("r2025sd", 0x32),
860 static struct map_desc ap4evb_io_desc[] __initdata = {
861 /* create a 1:1 entity map for 0xe6xxxxxx
862 * used by CPGA, INTC and PFC.
865 .virtual = 0xe6000000,
866 .pfn = __phys_to_pfn(0xe6000000),
868 .type = MT_DEVICE_NONSHARED
872 static void __init ap4evb_map_io(void)
874 iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
876 /* setup early devices and console here as well */
877 sh7372_add_early_devices();
878 shmobile_setup_console();
881 #define GPIO_PORT9CR 0xE6051009
882 #define GPIO_PORT10CR 0xE605100A
883 static void __init ap4evb_init(void)
888 sh7372_pinmux_init();
891 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
892 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
894 /* enable SMSC911X */
895 gpio_request(GPIO_FN_CS5A, NULL);
896 gpio_request(GPIO_FN_IRQ6_39, NULL);
898 /* enable Debug switch (S6) */
899 gpio_request(GPIO_PORT32, NULL);
900 gpio_request(GPIO_PORT33, NULL);
901 gpio_request(GPIO_PORT34, NULL);
902 gpio_request(GPIO_PORT35, NULL);
903 gpio_direction_input(GPIO_PORT32);
904 gpio_direction_input(GPIO_PORT33);
905 gpio_direction_input(GPIO_PORT34);
906 gpio_direction_input(GPIO_PORT35);
907 gpio_export(GPIO_PORT32, 0);
908 gpio_export(GPIO_PORT33, 0);
909 gpio_export(GPIO_PORT34, 0);
910 gpio_export(GPIO_PORT35, 0);
913 gpio_request(GPIO_FN_SDHICD0, NULL);
914 gpio_request(GPIO_FN_SDHIWP0, NULL);
915 gpio_request(GPIO_FN_SDHICMD0, NULL);
916 gpio_request(GPIO_FN_SDHICLK0, NULL);
917 gpio_request(GPIO_FN_SDHID0_3, NULL);
918 gpio_request(GPIO_FN_SDHID0_2, NULL);
919 gpio_request(GPIO_FN_SDHID0_1, NULL);
920 gpio_request(GPIO_FN_SDHID0_0, NULL);
923 gpio_request(GPIO_FN_SDHICMD1, NULL);
924 gpio_request(GPIO_FN_SDHICLK1, NULL);
925 gpio_request(GPIO_FN_SDHID1_3, NULL);
926 gpio_request(GPIO_FN_SDHID1_2, NULL);
927 gpio_request(GPIO_FN_SDHID1_1, NULL);
928 gpio_request(GPIO_FN_SDHID1_0, NULL);
931 gpio_request(GPIO_FN_MMCD0_0, NULL);
932 gpio_request(GPIO_FN_MMCD0_1, NULL);
933 gpio_request(GPIO_FN_MMCD0_2, NULL);
934 gpio_request(GPIO_FN_MMCD0_3, NULL);
935 gpio_request(GPIO_FN_MMCD0_4, NULL);
936 gpio_request(GPIO_FN_MMCD0_5, NULL);
937 gpio_request(GPIO_FN_MMCD0_6, NULL);
938 gpio_request(GPIO_FN_MMCD0_7, NULL);
939 gpio_request(GPIO_FN_MMCCMD0, NULL);
940 gpio_request(GPIO_FN_MMCCLK0, NULL);
943 gpio_request(GPIO_FN_VBUS0_1, NULL);
944 gpio_request(GPIO_FN_IDIN_1_18, NULL);
945 gpio_request(GPIO_FN_PWEN_1_115, NULL);
946 gpio_request(GPIO_FN_OVCN_1_114, NULL);
947 gpio_request(GPIO_FN_EXTLP_1, NULL);
948 gpio_request(GPIO_FN_OVCN2_1, NULL);
951 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
954 gpio_request(GPIO_FN_FSIAIBT, NULL);
955 gpio_request(GPIO_FN_FSIAILR, NULL);
956 gpio_request(GPIO_FN_FSIAISLD, NULL);
957 gpio_request(GPIO_FN_FSIAOSLD, NULL);
958 gpio_request(GPIO_PORT161, NULL);
959 gpio_direction_output(GPIO_PORT161, 0); /* slave */
961 gpio_request(GPIO_PORT9, NULL);
962 gpio_request(GPIO_PORT10, NULL);
963 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
964 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
966 /* card detect pin for MMC slot (CN7) */
967 gpio_request(GPIO_PORT41, NULL);
968 gpio_direction_input(GPIO_PORT41);
970 /* set SPU2 clock to 119.6 MHz */
971 clk = clk_get(NULL, "spu_clk");
973 clk_set_rate(clk, clk_round_rate(clk, 119600000));
977 /* change parent of FSI A */
978 clk = clk_get(NULL, "fsia_clk");
980 clk_register(&fsiackcr_clk);
981 clk_set_parent(clk, &fsiackcr_clk);
986 * set irq priority, to avoid sound chopping
987 * when NFS rootfs is used
988 * FSI(3) > SMSC911X(2)
990 intc_set_priority(IRQ_FSI, 3);
992 i2c_register_board_info(0, i2c0_devices,
993 ARRAY_SIZE(i2c0_devices));
995 i2c_register_board_info(1, i2c1_devices,
996 ARRAY_SIZE(i2c1_devices));
998 #ifdef CONFIG_AP4EVB_QHD
1004 gpio_request(GPIO_FN_KEYOUT0, NULL);
1005 gpio_request(GPIO_FN_KEYOUT1, NULL);
1006 gpio_request(GPIO_FN_KEYOUT2, NULL);
1007 gpio_request(GPIO_FN_KEYOUT3, NULL);
1008 gpio_request(GPIO_FN_KEYOUT4, NULL);
1009 gpio_request(GPIO_FN_KEYIN0_136, NULL);
1010 gpio_request(GPIO_FN_KEYIN1_135, NULL);
1011 gpio_request(GPIO_FN_KEYIN2_134, NULL);
1012 gpio_request(GPIO_FN_KEYIN3_133, NULL);
1013 gpio_request(GPIO_FN_KEYIN4, NULL);
1015 /* enable TouchScreen */
1016 set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1018 tsc_device.irq = IRQ28;
1019 i2c_register_board_info(1, &tsc_device, 1);
1022 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
1023 lcdc_info.ch[0].interface_type = RGB24;
1024 lcdc_info.ch[0].clock_divider = 1;
1025 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
1026 lcdc_info.ch[0].lcd_cfg.name = "R63302(QHD)";
1027 lcdc_info.ch[0].lcd_cfg.xres = 544;
1028 lcdc_info.ch[0].lcd_cfg.yres = 961;
1029 lcdc_info.ch[0].lcd_cfg.left_margin = 72;
1030 lcdc_info.ch[0].lcd_cfg.right_margin = 600;
1031 lcdc_info.ch[0].lcd_cfg.hsync_len = 16;
1032 lcdc_info.ch[0].lcd_cfg.upper_margin = 8;
1033 lcdc_info.ch[0].lcd_cfg.lower_margin = 8;
1034 lcdc_info.ch[0].lcd_cfg.vsync_len = 2;
1035 lcdc_info.ch[0].lcd_cfg.sync = FB_SYNC_VERT_HIGH_ACT |
1036 FB_SYNC_HOR_HIGH_ACT;
1037 lcdc_info.ch[0].lcd_size_cfg.width = 44;
1038 lcdc_info.ch[0].lcd_size_cfg.height = 79;
1040 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1046 gpio_request(GPIO_FN_LCDD17, NULL);
1047 gpio_request(GPIO_FN_LCDD16, NULL);
1048 gpio_request(GPIO_FN_LCDD15, NULL);
1049 gpio_request(GPIO_FN_LCDD14, NULL);
1050 gpio_request(GPIO_FN_LCDD13, NULL);
1051 gpio_request(GPIO_FN_LCDD12, NULL);
1052 gpio_request(GPIO_FN_LCDD11, NULL);
1053 gpio_request(GPIO_FN_LCDD10, NULL);
1054 gpio_request(GPIO_FN_LCDD9, NULL);
1055 gpio_request(GPIO_FN_LCDD8, NULL);
1056 gpio_request(GPIO_FN_LCDD7, NULL);
1057 gpio_request(GPIO_FN_LCDD6, NULL);
1058 gpio_request(GPIO_FN_LCDD5, NULL);
1059 gpio_request(GPIO_FN_LCDD4, NULL);
1060 gpio_request(GPIO_FN_LCDD3, NULL);
1061 gpio_request(GPIO_FN_LCDD2, NULL);
1062 gpio_request(GPIO_FN_LCDD1, NULL);
1063 gpio_request(GPIO_FN_LCDD0, NULL);
1064 gpio_request(GPIO_FN_LCDDISP, NULL);
1065 gpio_request(GPIO_FN_LCDDCK, NULL);
1067 gpio_request(GPIO_PORT189, NULL); /* backlight */
1068 gpio_direction_output(GPIO_PORT189, 1);
1070 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1071 gpio_direction_output(GPIO_PORT151, 1);
1073 lcdc_info.clock_source = LCDC_CLK_BUS;
1074 lcdc_info.ch[0].interface_type = RGB18;
1075 lcdc_info.ch[0].clock_divider = 2;
1076 lcdc_info.ch[0].flags = 0;
1077 lcdc_info.ch[0].lcd_cfg.name = "WVGA Panel";
1078 lcdc_info.ch[0].lcd_cfg.xres = 800;
1079 lcdc_info.ch[0].lcd_cfg.yres = 480;
1080 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
1081 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
1082 lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
1083 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
1084 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
1085 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
1086 lcdc_info.ch[0].lcd_cfg.sync = 0;
1087 lcdc_info.ch[0].lcd_size_cfg.width = 152;
1088 lcdc_info.ch[0].lcd_size_cfg.height = 91;
1090 /* enable TouchScreen */
1091 set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1093 tsc_device.irq = IRQ7;
1094 i2c_register_board_info(0, &tsc_device, 1);
1095 #endif /* CONFIG_AP4EVB_QHD */
1097 sh7372_add_standard_devices();
1100 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1101 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1103 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1104 #define SRCR4 0xe61580bc
1105 srcr4 = __raw_readl(SRCR4);
1106 __raw_writel(srcr4 | (1 << 13), SRCR4);
1108 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1110 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1113 static void __init ap4evb_timer_init(void)
1115 sh7372_clock_init();
1116 shmobile_timer.init();
1118 /* External clock source */
1119 clk_set_rate(&dv_clki_clk, 27000000);
1122 static struct sys_timer ap4evb_timer = {
1123 .init = ap4evb_timer_init,
1126 MACHINE_START(AP4EVB, "ap4evb")
1127 .map_io = ap4evb_map_io,
1128 .init_irq = sh7372_init_irq,
1129 .init_machine = ap4evb_init,
1130 .timer = &ap4evb_timer,