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 <sound/sh_fsi.h>
48 #include <video/sh_mobile_hdmi.h>
49 #include <video/sh_mobile_lcdc.h>
50 #include <video/sh_mipi_dsi.h>
52 #include <mach/common.h>
53 #include <mach/irqs.h>
54 #include <mach/sh7372.h>
56 #include <asm/mach-types.h>
57 #include <asm/mach/arch.h>
58 #include <asm/mach/map.h>
59 #include <asm/mach/time.h>
62 * Address Interface BusWidth note
63 * ------------------------------------------------------------------
64 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
65 * 0x0800_0000 user area -
66 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
67 * 0x1400_0000 Ether (LAN9220) 16bit
68 * 0x1600_0000 user area - cannot use with NAND
69 * 0x1800_0000 user area -
71 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
77 * SW1 | SW2 | SW7 | NOR Flash ROM
78 * bit1 | bit1 bit2 | bit1 | Memory allocation
79 * ------+------------+------+------------------
80 * OFF | ON OFF | ON | Area 0
81 * OFF | ON OFF | OFF | Area 4
87 * SW1 | SW2 | SW7 | NAND Flash ROM
88 * bit1 | bit1 bit2 | bit2 | Memory allocation
89 * ------+------------+------+------------------
90 * OFF | ON OFF | ON | FCE 0
91 * OFF | ON OFF | OFF | FCE 1
98 * -----------------------
104 * LCD / IRQ / KEYSC / IrDA
106 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
107 * LCD = 2nd LCDC (WVGA)
111 * -------------+-----------------------+---------------+
112 * ON | KEY / IrDA | LCD |
113 * OFF | KEY / IrDA / IRQ | IRQ |
118 * You can choice display type on menuconfig.
119 * Then, check above dip-switch.
125 * J7 : 1-2 MAX3355E VBUS
134 * SW41 : ON : SH-Mobile AP4 Audio Mode
135 * : OFF : Bluetooth Audio Mode
141 * J22 : select card voltage
146 * | bit1 | bit2 | bit3 | bit4
147 * ------------+------+------+------+-------
148 * MMC0 OFF | OFF | ON | ON | X
149 * SDHI1 OFF | ON | X | OFF | ON
157 static struct mtd_partition nor_flash_partitions[] = {
160 .offset = 0x00000000,
165 .offset = MTDPART_OFS_APPEND,
170 .offset = MTDPART_OFS_APPEND,
171 .size = 8 * 1024 * 1024,
172 .mask_flags = MTD_WRITEABLE,
176 .offset = MTDPART_OFS_APPEND,
177 .size = 8 * 1024 * 1024,
181 .offset = MTDPART_OFS_APPEND,
182 .size = MTDPART_SIZ_FULL,
186 static struct physmap_flash_data nor_flash_data = {
188 .parts = nor_flash_partitions,
189 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
192 static struct resource nor_flash_resources[] = {
195 .end = 0x08000000 - 1,
196 .flags = IORESOURCE_MEM,
200 static struct platform_device nor_flash_device = {
201 .name = "physmap-flash",
203 .platform_data = &nor_flash_data,
205 .num_resources = ARRAY_SIZE(nor_flash_resources),
206 .resource = nor_flash_resources,
210 static struct resource smc911x_resources[] = {
213 .end = 0x16000000 - 1,
214 .flags = IORESOURCE_MEM,
216 .start = evt2irq(0x02c0) /* IRQ6A */,
217 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
221 static struct smsc911x_platform_config smsc911x_info = {
222 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
223 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
224 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
227 static struct platform_device smc911x_device = {
230 .num_resources = ARRAY_SIZE(smc911x_resources),
231 .resource = smc911x_resources,
233 .platform_data = &smsc911x_info,
238 static struct resource sh_mmcif_resources[] = {
243 .flags = IORESOURCE_MEM,
247 .start = evt2irq(0x1ac0),
248 .flags = IORESOURCE_IRQ,
252 .start = evt2irq(0x1ae0),
253 .flags = IORESOURCE_IRQ,
257 static struct sh_mmcif_plat_data sh_mmcif_plat = {
259 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
260 .caps = MMC_CAP_4_BIT_DATA |
265 static struct platform_device sh_mmcif_device = {
270 .coherent_dma_mask = 0xffffffff,
271 .platform_data = &sh_mmcif_plat,
273 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
274 .resource = sh_mmcif_resources,
278 static struct sh_mobile_sdhi_info sdhi0_info = {
279 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
280 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
283 static struct resource sdhi0_resources[] = {
288 .flags = IORESOURCE_MEM,
291 .start = evt2irq(0x0e00) /* SDHI0 */,
292 .flags = IORESOURCE_IRQ,
296 static struct platform_device sdhi0_device = {
297 .name = "sh_mobile_sdhi",
298 .num_resources = ARRAY_SIZE(sdhi0_resources),
299 .resource = sdhi0_resources,
302 .platform_data = &sdhi0_info,
307 static struct sh_mobile_sdhi_info sdhi1_info = {
308 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
309 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
310 .tmio_ocr_mask = MMC_VDD_165_195,
311 .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
314 static struct resource sdhi1_resources[] = {
319 .flags = IORESOURCE_MEM,
322 .start = evt2irq(0x0e80),
323 .flags = IORESOURCE_IRQ,
327 static struct platform_device sdhi1_device = {
328 .name = "sh_mobile_sdhi",
329 .num_resources = ARRAY_SIZE(sdhi1_resources),
330 .resource = sdhi1_resources,
333 .platform_data = &sdhi1_info,
338 static void usb1_host_port_power(int port, int power)
340 if (!power) /* only power-on supported for now */
343 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
344 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
347 static struct r8a66597_platdata usb1_host_data = {
349 .port_power = usb1_host_port_power,
352 static struct resource usb1_host_resources[] = {
356 .end = 0xE68B00E6 - 1,
357 .flags = IORESOURCE_MEM,
360 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
361 .flags = IORESOURCE_IRQ,
365 static struct platform_device usb1_host_device = {
366 .name = "r8a66597_hcd",
369 .dma_mask = NULL, /* not use dma */
370 .coherent_dma_mask = 0xffffffff,
371 .platform_data = &usb1_host_data,
373 .num_resources = ARRAY_SIZE(usb1_host_resources),
374 .resource = usb1_host_resources,
377 const static struct fb_videomode ap4evb_lcdc_modes[] = {
379 #ifdef CONFIG_AP4EVB_QHD
380 .name = "R63302(QHD)",
389 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
391 .name = "WVGA Panel",
405 static struct sh_mobile_lcdc_info lcdc_info = {
407 .chan = LCDC_CHAN_MAINLCD,
409 .lcd_cfg = ap4evb_lcdc_modes,
410 .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
414 static struct resource lcdc_resources[] = {
417 .start = 0xfe940000, /* P4-only space */
419 .flags = IORESOURCE_MEM,
422 .start = intcs_evt2irq(0x580),
423 .flags = IORESOURCE_IRQ,
427 static struct platform_device lcdc_device = {
428 .name = "sh_mobile_lcdc_fb",
429 .num_resources = ARRAY_SIZE(lcdc_resources),
430 .resource = lcdc_resources,
432 .platform_data = &lcdc_info,
433 .coherent_dma_mask = ~0,
440 #ifdef CONFIG_AP4EVB_QHD
442 /* KEYSC (Needs SW43 set to ON) */
443 static struct sh_keysc_info keysc_info = {
444 .mode = SH_KEYSC_MODE_1,
448 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
449 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
450 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
451 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
452 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
456 static struct resource keysc_resources[] = {
461 .flags = IORESOURCE_MEM,
464 .start = evt2irq(0x0be0), /* KEYSC_KEY */
465 .flags = IORESOURCE_IRQ,
469 static struct platform_device keysc_device = {
471 .id = 0, /* "keysc0" clock */
472 .num_resources = ARRAY_SIZE(keysc_resources),
473 .resource = keysc_resources,
475 .platform_data = &keysc_info,
480 static struct resource mipidsi0_resources[] = {
484 .flags = IORESOURCE_MEM,
488 static struct sh_mipi_dsi_info mipidsi0_info = {
489 .data_format = MIPI_RGB888,
490 .lcd_chan = &lcdc_info.ch[0],
493 static struct platform_device mipidsi0_device = {
494 .name = "sh-mipi-dsi",
495 .num_resources = ARRAY_SIZE(mipidsi0_resources),
496 .resource = mipidsi0_resources,
499 .platform_data = &mipidsi0_info,
503 /* This function will disappear when we switch to (runtime) PM */
504 static int __init ap4evb_init_display_clk(void)
506 struct clk *lcdc_clk;
507 struct clk *dsitx_clk;
510 lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
511 if (IS_ERR(lcdc_clk))
512 return PTR_ERR(lcdc_clk);
514 dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
515 if (IS_ERR(dsitx_clk)) {
516 ret = PTR_ERR(dsitx_clk);
520 ret = clk_enable(lcdc_clk);
524 ret = clk_enable(dsitx_clk);
531 clk_disable(lcdc_clk);
539 device_initcall(ap4evb_init_display_clk);
541 static struct platform_device *qhd_devices[] __initdata = {
545 #endif /* CONFIG_AP4EVB_QHD */
548 #define IRQ_FSI evt2irq(0x1840)
549 static struct sh_fsi_platform_info fsi_info = {
550 .porta_flags = SH_FSI_BRS_INV |
551 SH_FSI_OUT_SLAVE_MODE |
552 SH_FSI_IN_SLAVE_MODE |
557 static struct resource fsi_resources[] = {
561 .end = 0xFE3C0400 - 1,
562 .flags = IORESOURCE_MEM,
566 .flags = IORESOURCE_IRQ,
570 static struct platform_device fsi_device = {
573 .num_resources = ARRAY_SIZE(fsi_resources),
574 .resource = fsi_resources,
576 .platform_data = &fsi_info,
580 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
581 .clock_source = LCDC_CLK_EXTERNAL,
583 .chan = LCDC_CHAN_MAINLCD,
585 .interface_type = RGB24,
587 .flags = LCDC_FLAGS_DWPOL,
591 static struct resource lcdc1_resources[] = {
596 .flags = IORESOURCE_MEM,
599 .start = intcs_evt2irq(0x1780),
600 .flags = IORESOURCE_IRQ,
604 static struct platform_device lcdc1_device = {
605 .name = "sh_mobile_lcdc_fb",
606 .num_resources = ARRAY_SIZE(lcdc1_resources),
607 .resource = lcdc1_resources,
610 .platform_data = &sh_mobile_lcdc1_info,
611 .coherent_dma_mask = ~0,
615 static struct sh_mobile_hdmi_info hdmi_info = {
616 .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
617 .lcd_dev = &lcdc1_device.dev,
620 static struct resource hdmi_resources[] = {
625 .flags = IORESOURCE_MEM,
628 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
629 .start = evt2irq(0x17e0),
630 .flags = IORESOURCE_IRQ,
634 static struct platform_device hdmi_device = {
635 .name = "sh-mobile-hdmi",
636 .num_resources = ARRAY_SIZE(hdmi_resources),
637 .resource = hdmi_resources,
640 .platform_data = &hdmi_info,
644 static struct gpio_led ap4evb_leds[] = {
647 .gpio = GPIO_PORT185,
648 .default_state = LEDS_GPIO_DEFSTATE_ON,
652 .gpio = GPIO_PORT186,
653 .default_state = LEDS_GPIO_DEFSTATE_ON,
657 .gpio = GPIO_PORT187,
658 .default_state = LEDS_GPIO_DEFSTATE_ON,
662 .gpio = GPIO_PORT188,
663 .default_state = LEDS_GPIO_DEFSTATE_ON,
667 static struct gpio_led_platform_data ap4evb_leds_pdata = {
668 .num_leds = ARRAY_SIZE(ap4evb_leds),
672 static struct platform_device leds_device = {
676 .platform_data = &ap4evb_leds_pdata,
680 static struct platform_device *ap4evb_devices[] __initdata = {
694 static int __init hdmi_init_pm_clock(void)
696 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
700 if (IS_ERR(hdmi_ick)) {
701 ret = PTR_ERR(hdmi_ick);
702 pr_err("Cannot get HDMI ICK: %d\n", ret);
706 ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
708 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
712 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
714 rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
716 pr_err("Cannot get suitable rate: %ld\n", rate);
721 ret = clk_set_rate(&sh7372_pllc2_clk, rate);
723 pr_err("Cannot set rate %ld: %d\n", rate, ret);
727 pr_debug("PLLC2 set frequency %lu\n", rate);
729 ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
731 pr_err("Cannot set HDMI parent: %d\n", ret);
736 if (!IS_ERR(hdmi_ick))
741 device_initcall(hdmi_init_pm_clock);
743 #define FSIACK_DUMMY_RATE 48000
744 static int __init fsi_init_pm_clock(void)
746 struct clk *fsia_ick;
750 * FSIACK is connected to AK4642,
751 * and the rate is depend on playing sound rate.
752 * So, set dummy rate (= 48k) here
754 ret = clk_set_rate(&sh7372_fsiack_clk, FSIACK_DUMMY_RATE);
756 pr_err("Cannot set FSIACK dummy rate: %d\n", ret);
760 fsia_ick = clk_get(&fsi_device.dev, "icka");
761 if (IS_ERR(fsia_ick)) {
762 ret = PTR_ERR(fsia_ick);
763 pr_err("Cannot get FSI ICK: %d\n", ret);
767 ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
769 pr_err("Cannot set FSI-A parent: %d\n", ret);
773 ret = clk_set_rate(fsia_ick, FSIACK_DUMMY_RATE);
775 pr_err("Cannot set FSI-A rate: %d\n", ret);
782 device_initcall(fsi_init_pm_clock);
790 * current gpio frame work doesn't have
791 * the method to control only pull up/down/free.
792 * this function should be replaced by correct gpio function
794 static void __init gpio_no_direction(u32 addr)
796 __raw_writeb(0x00, addr);
800 #ifdef CONFIG_AP4EVB_QHD
801 # define GPIO_TSC_IRQ GPIO_FN_IRQ28_123
802 # define GPIO_TSC_PORT GPIO_PORT123
804 # define GPIO_TSC_IRQ GPIO_FN_IRQ7_40
805 # define GPIO_TSC_PORT GPIO_PORT40
808 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
809 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
810 static int ts_get_pendown_state(void)
814 gpio_free(GPIO_TSC_IRQ);
816 gpio_request(GPIO_TSC_PORT, NULL);
818 gpio_direction_input(GPIO_TSC_PORT);
820 val = gpio_get_value(GPIO_TSC_PORT);
822 gpio_request(GPIO_TSC_IRQ, NULL);
827 static int ts_init(void)
829 gpio_request(GPIO_TSC_IRQ, NULL);
834 static struct tsc2007_platform_data tsc2007_info = {
837 .get_pendown_state = ts_get_pendown_state,
838 .init_platform_hw = ts_init,
841 static struct i2c_board_info tsc_device = {
842 I2C_BOARD_INFO("tsc2007", 0x48),
844 .platform_data = &tsc2007_info,
845 /*.irq is selected on ap4evb_init */
849 static struct i2c_board_info i2c0_devices[] = {
851 I2C_BOARD_INFO("ak4643", 0x13),
855 static struct i2c_board_info i2c1_devices[] = {
857 I2C_BOARD_INFO("r2025sd", 0x32),
861 static struct map_desc ap4evb_io_desc[] __initdata = {
862 /* create a 1:1 entity map for 0xe6xxxxxx
863 * used by CPGA, INTC and PFC.
866 .virtual = 0xe6000000,
867 .pfn = __phys_to_pfn(0xe6000000),
869 .type = MT_DEVICE_NONSHARED
873 static void __init ap4evb_map_io(void)
875 iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
877 /* setup early devices and console here as well */
878 sh7372_add_early_devices();
879 shmobile_setup_console();
882 #define GPIO_PORT9CR 0xE6051009
883 #define GPIO_PORT10CR 0xE605100A
884 static void __init ap4evb_init(void)
889 sh7372_pinmux_init();
892 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
893 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
895 /* enable SMSC911X */
896 gpio_request(GPIO_FN_CS5A, NULL);
897 gpio_request(GPIO_FN_IRQ6_39, NULL);
899 /* enable Debug switch (S6) */
900 gpio_request(GPIO_PORT32, NULL);
901 gpio_request(GPIO_PORT33, NULL);
902 gpio_request(GPIO_PORT34, NULL);
903 gpio_request(GPIO_PORT35, NULL);
904 gpio_direction_input(GPIO_PORT32);
905 gpio_direction_input(GPIO_PORT33);
906 gpio_direction_input(GPIO_PORT34);
907 gpio_direction_input(GPIO_PORT35);
908 gpio_export(GPIO_PORT32, 0);
909 gpio_export(GPIO_PORT33, 0);
910 gpio_export(GPIO_PORT34, 0);
911 gpio_export(GPIO_PORT35, 0);
914 gpio_request(GPIO_FN_SDHICD0, NULL);
915 gpio_request(GPIO_FN_SDHIWP0, NULL);
916 gpio_request(GPIO_FN_SDHICMD0, NULL);
917 gpio_request(GPIO_FN_SDHICLK0, NULL);
918 gpio_request(GPIO_FN_SDHID0_3, NULL);
919 gpio_request(GPIO_FN_SDHID0_2, NULL);
920 gpio_request(GPIO_FN_SDHID0_1, NULL);
921 gpio_request(GPIO_FN_SDHID0_0, NULL);
924 gpio_request(GPIO_FN_SDHICMD1, NULL);
925 gpio_request(GPIO_FN_SDHICLK1, NULL);
926 gpio_request(GPIO_FN_SDHID1_3, NULL);
927 gpio_request(GPIO_FN_SDHID1_2, NULL);
928 gpio_request(GPIO_FN_SDHID1_1, NULL);
929 gpio_request(GPIO_FN_SDHID1_0, NULL);
932 gpio_request(GPIO_FN_MMCD0_0, NULL);
933 gpio_request(GPIO_FN_MMCD0_1, NULL);
934 gpio_request(GPIO_FN_MMCD0_2, NULL);
935 gpio_request(GPIO_FN_MMCD0_3, NULL);
936 gpio_request(GPIO_FN_MMCD0_4, NULL);
937 gpio_request(GPIO_FN_MMCD0_5, NULL);
938 gpio_request(GPIO_FN_MMCD0_6, NULL);
939 gpio_request(GPIO_FN_MMCD0_7, NULL);
940 gpio_request(GPIO_FN_MMCCMD0, NULL);
941 gpio_request(GPIO_FN_MMCCLK0, NULL);
944 gpio_request(GPIO_FN_VBUS0_1, NULL);
945 gpio_request(GPIO_FN_IDIN_1_18, NULL);
946 gpio_request(GPIO_FN_PWEN_1_115, NULL);
947 gpio_request(GPIO_FN_OVCN_1_114, NULL);
948 gpio_request(GPIO_FN_EXTLP_1, NULL);
949 gpio_request(GPIO_FN_OVCN2_1, NULL);
952 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
955 gpio_request(GPIO_FN_FSIAIBT, NULL);
956 gpio_request(GPIO_FN_FSIAILR, NULL);
957 gpio_request(GPIO_FN_FSIAISLD, NULL);
958 gpio_request(GPIO_FN_FSIAOSLD, NULL);
959 gpio_request(GPIO_PORT161, NULL);
960 gpio_direction_output(GPIO_PORT161, 0); /* slave */
962 gpio_request(GPIO_PORT9, NULL);
963 gpio_request(GPIO_PORT10, NULL);
964 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
965 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
967 /* set SPU2 clock to 119.6 MHz */
968 clk = clk_get(NULL, "spu_clk");
970 clk_set_rate(clk, clk_round_rate(clk, 119600000));
975 * set irq priority, to avoid sound chopping
976 * when NFS rootfs is used
977 * FSI(3) > SMSC911X(2)
979 intc_set_priority(IRQ_FSI, 3);
981 i2c_register_board_info(0, i2c0_devices,
982 ARRAY_SIZE(i2c0_devices));
984 i2c_register_board_info(1, i2c1_devices,
985 ARRAY_SIZE(i2c1_devices));
987 #ifdef CONFIG_AP4EVB_QHD
990 * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
991 * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
995 gpio_request(GPIO_FN_KEYOUT0, NULL);
996 gpio_request(GPIO_FN_KEYOUT1, NULL);
997 gpio_request(GPIO_FN_KEYOUT2, NULL);
998 gpio_request(GPIO_FN_KEYOUT3, NULL);
999 gpio_request(GPIO_FN_KEYOUT4, NULL);
1000 gpio_request(GPIO_FN_KEYIN0_136, NULL);
1001 gpio_request(GPIO_FN_KEYIN1_135, NULL);
1002 gpio_request(GPIO_FN_KEYIN2_134, NULL);
1003 gpio_request(GPIO_FN_KEYIN3_133, NULL);
1004 gpio_request(GPIO_FN_KEYIN4, NULL);
1006 /* enable TouchScreen */
1007 set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1009 tsc_device.irq = IRQ28;
1010 i2c_register_board_info(1, &tsc_device, 1);
1013 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
1014 lcdc_info.ch[0].interface_type = RGB24;
1015 lcdc_info.ch[0].clock_divider = 1;
1016 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
1017 lcdc_info.ch[0].lcd_size_cfg.width = 44;
1018 lcdc_info.ch[0].lcd_size_cfg.height = 79;
1020 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1024 * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1025 * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1028 gpio_request(GPIO_FN_LCDD17, NULL);
1029 gpio_request(GPIO_FN_LCDD16, NULL);
1030 gpio_request(GPIO_FN_LCDD15, NULL);
1031 gpio_request(GPIO_FN_LCDD14, NULL);
1032 gpio_request(GPIO_FN_LCDD13, NULL);
1033 gpio_request(GPIO_FN_LCDD12, NULL);
1034 gpio_request(GPIO_FN_LCDD11, NULL);
1035 gpio_request(GPIO_FN_LCDD10, NULL);
1036 gpio_request(GPIO_FN_LCDD9, NULL);
1037 gpio_request(GPIO_FN_LCDD8, NULL);
1038 gpio_request(GPIO_FN_LCDD7, NULL);
1039 gpio_request(GPIO_FN_LCDD6, NULL);
1040 gpio_request(GPIO_FN_LCDD5, NULL);
1041 gpio_request(GPIO_FN_LCDD4, NULL);
1042 gpio_request(GPIO_FN_LCDD3, NULL);
1043 gpio_request(GPIO_FN_LCDD2, NULL);
1044 gpio_request(GPIO_FN_LCDD1, NULL);
1045 gpio_request(GPIO_FN_LCDD0, NULL);
1046 gpio_request(GPIO_FN_LCDDISP, NULL);
1047 gpio_request(GPIO_FN_LCDDCK, NULL);
1049 gpio_request(GPIO_PORT189, NULL); /* backlight */
1050 gpio_direction_output(GPIO_PORT189, 1);
1052 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1053 gpio_direction_output(GPIO_PORT151, 1);
1055 lcdc_info.clock_source = LCDC_CLK_BUS;
1056 lcdc_info.ch[0].interface_type = RGB18;
1057 lcdc_info.ch[0].clock_divider = 2;
1058 lcdc_info.ch[0].flags = 0;
1059 lcdc_info.ch[0].lcd_size_cfg.width = 152;
1060 lcdc_info.ch[0].lcd_size_cfg.height = 91;
1062 /* enable TouchScreen */
1063 set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1065 tsc_device.irq = IRQ7;
1066 i2c_register_board_info(0, &tsc_device, 1);
1067 #endif /* CONFIG_AP4EVB_QHD */
1069 sh7372_add_standard_devices();
1072 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1073 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1075 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1076 #define SRCR4 0xe61580bc
1077 srcr4 = __raw_readl(SRCR4);
1078 __raw_writel(srcr4 | (1 << 13), SRCR4);
1080 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1082 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1085 static void __init ap4evb_timer_init(void)
1087 sh7372_clock_init();
1088 shmobile_timer.init();
1090 /* External clock source */
1091 clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1094 static struct sys_timer ap4evb_timer = {
1095 .init = ap4evb_timer_init,
1098 MACHINE_START(AP4EVB, "ap4evb")
1099 .phys_io = 0xe6000000,
1100 .io_pg_offst = ((0xe6000000) >> 18) & 0xfffc,
1101 .map_io = ap4evb_map_io,
1102 .init_irq = sh7372_init_irq,
1103 .init_machine = ap4evb_init,
1104 .timer = &ap4evb_timer,