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/mmc/host.h>
29 #include <linux/mtd/mtd.h>
30 #include <linux/mtd/partitions.h>
31 #include <linux/mtd/physmap.h>
32 #include <linux/mmc/host.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/input/sh_keysc.h>
43 #include <linux/usb/r8a66597.h>
45 #include <sound/sh_fsi.h>
47 #include <video/sh_mobile_hdmi.h>
48 #include <video/sh_mobile_lcdc.h>
49 #include <video/sh_mipi_dsi.h>
51 #include <mach/common.h>
52 #include <mach/irqs.h>
53 #include <mach/sh7372.h>
55 #include <asm/mach-types.h>
56 #include <asm/mach/arch.h>
57 #include <asm/mach/map.h>
58 #include <asm/mach/time.h>
61 * Address Interface BusWidth note
62 * ------------------------------------------------------------------
63 * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
64 * 0x0800_0000 user area -
65 * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
66 * 0x1400_0000 Ether (LAN9220) 16bit
67 * 0x1600_0000 user area - cannot use with NAND
68 * 0x1800_0000 user area -
70 * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
76 * SW1 | SW2 | SW7 | NOR Flash ROM
77 * bit1 | bit1 bit2 | bit1 | Memory allocation
78 * ------+------------+------+------------------
79 * OFF | ON OFF | ON | Area 0
80 * OFF | ON OFF | OFF | Area 4
86 * SW1 | SW2 | SW7 | NAND Flash ROM
87 * bit1 | bit1 bit2 | bit2 | Memory allocation
88 * ------+------------+------+------------------
89 * OFF | ON OFF | ON | FCE 0
90 * OFF | ON OFF | OFF | FCE 1
97 * -----------------------
103 * LCD / IRQ / KEYSC / IrDA
105 * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
106 * LCD = 2nd LCDC (WVGA)
110 * -------------+-----------------------+---------------+
111 * ON | KEY / IrDA | LCD |
112 * OFF | KEY / IrDA / IRQ | IRQ |
117 * You can choice display type on menuconfig.
118 * Then, check above dip-switch.
124 * J7 : 1-2 MAX3355E VBUS
133 * SW41 : ON : SH-Mobile AP4 Audio Mode
134 * : OFF : Bluetooth Audio Mode
140 * J22 : select card voltage
145 * | bit1 | bit2 | bit3 | bit4
146 * ------------+------+------+------+-------
147 * MMC0 OFF | OFF | ON | ON | X
148 * SDHI1 OFF | ON | X | OFF | ON
156 static struct mtd_partition nor_flash_partitions[] = {
159 .offset = 0x00000000,
164 .offset = MTDPART_OFS_APPEND,
169 .offset = MTDPART_OFS_APPEND,
170 .size = 8 * 1024 * 1024,
171 .mask_flags = MTD_WRITEABLE,
175 .offset = MTDPART_OFS_APPEND,
176 .size = 8 * 1024 * 1024,
180 .offset = MTDPART_OFS_APPEND,
181 .size = MTDPART_SIZ_FULL,
185 static struct physmap_flash_data nor_flash_data = {
187 .parts = nor_flash_partitions,
188 .nr_parts = ARRAY_SIZE(nor_flash_partitions),
191 static struct resource nor_flash_resources[] = {
194 .end = 0x08000000 - 1,
195 .flags = IORESOURCE_MEM,
199 static struct platform_device nor_flash_device = {
200 .name = "physmap-flash",
202 .platform_data = &nor_flash_data,
204 .num_resources = ARRAY_SIZE(nor_flash_resources),
205 .resource = nor_flash_resources,
209 static struct resource smc911x_resources[] = {
212 .end = 0x16000000 - 1,
213 .flags = IORESOURCE_MEM,
215 .start = evt2irq(0x02c0) /* IRQ6A */,
216 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
220 static struct smsc911x_platform_config smsc911x_info = {
221 .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
222 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
223 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
226 static struct platform_device smc911x_device = {
229 .num_resources = ARRAY_SIZE(smc911x_resources),
230 .resource = smc911x_resources,
232 .platform_data = &smsc911x_info,
237 static struct resource sh_mmcif_resources[] = {
242 .flags = IORESOURCE_MEM,
246 .start = evt2irq(0x1ac0),
247 .flags = IORESOURCE_IRQ,
251 .start = evt2irq(0x1ae0),
252 .flags = IORESOURCE_IRQ,
256 static struct sh_mmcif_plat_data sh_mmcif_plat = {
258 .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
259 .caps = MMC_CAP_4_BIT_DATA |
264 static struct platform_device sh_mmcif_device = {
269 .coherent_dma_mask = 0xffffffff,
270 .platform_data = &sh_mmcif_plat,
272 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
273 .resource = sh_mmcif_resources,
277 static struct sh_mobile_sdhi_info sdhi0_info = {
278 .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX,
279 .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX,
282 static struct resource sdhi0_resources[] = {
287 .flags = IORESOURCE_MEM,
290 .start = evt2irq(0x0e00) /* SDHI0 */,
291 .flags = IORESOURCE_IRQ,
295 static struct platform_device sdhi0_device = {
296 .name = "sh_mobile_sdhi",
297 .num_resources = ARRAY_SIZE(sdhi0_resources),
298 .resource = sdhi0_resources,
301 .platform_data = &sdhi0_info,
306 static struct sh_mobile_sdhi_info sdhi1_info = {
307 .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
308 .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
309 .tmio_ocr_mask = MMC_VDD_165_195,
312 static struct resource sdhi1_resources[] = {
317 .flags = IORESOURCE_MEM,
320 .start = evt2irq(0x0e80),
321 .flags = IORESOURCE_IRQ,
325 static struct platform_device sdhi1_device = {
326 .name = "sh_mobile_sdhi",
327 .num_resources = ARRAY_SIZE(sdhi1_resources),
328 .resource = sdhi1_resources,
331 .platform_data = &sdhi1_info,
336 static void usb1_host_port_power(int port, int power)
338 if (!power) /* only power-on supported for now */
341 /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
342 __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
345 static struct r8a66597_platdata usb1_host_data = {
347 .port_power = usb1_host_port_power,
350 static struct resource usb1_host_resources[] = {
354 .end = 0xE68B00E6 - 1,
355 .flags = IORESOURCE_MEM,
358 .start = evt2irq(0x1ce0) /* USB1_USB1I0 */,
359 .flags = IORESOURCE_IRQ,
363 static struct platform_device usb1_host_device = {
364 .name = "r8a66597_hcd",
367 .dma_mask = NULL, /* not use dma */
368 .coherent_dma_mask = 0xffffffff,
369 .platform_data = &usb1_host_data,
371 .num_resources = ARRAY_SIZE(usb1_host_resources),
372 .resource = usb1_host_resources,
375 static struct sh_mobile_lcdc_info lcdc_info = {
377 .chan = LCDC_CHAN_MAINLCD,
382 static struct resource lcdc_resources[] = {
385 .start = 0xfe940000, /* P4-only space */
387 .flags = IORESOURCE_MEM,
390 .start = intcs_evt2irq(0x580),
391 .flags = IORESOURCE_IRQ,
395 static struct platform_device lcdc_device = {
396 .name = "sh_mobile_lcdc_fb",
397 .num_resources = ARRAY_SIZE(lcdc_resources),
398 .resource = lcdc_resources,
400 .platform_data = &lcdc_info,
401 .coherent_dma_mask = ~0,
408 #ifdef CONFIG_AP4EVB_QHD
410 /* KEYSC (Needs SW43 set to ON) */
411 static struct sh_keysc_info keysc_info = {
412 .mode = SH_KEYSC_MODE_1,
416 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
417 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
418 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
419 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
420 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
424 static struct resource keysc_resources[] = {
429 .flags = IORESOURCE_MEM,
432 .start = evt2irq(0x0be0), /* KEYSC_KEY */
433 .flags = IORESOURCE_IRQ,
437 static struct platform_device keysc_device = {
439 .id = 0, /* "keysc0" clock */
440 .num_resources = ARRAY_SIZE(keysc_resources),
441 .resource = keysc_resources,
443 .platform_data = &keysc_info,
448 static struct resource mipidsi0_resources[] = {
452 .flags = IORESOURCE_MEM,
456 static struct sh_mipi_dsi_info mipidsi0_info = {
457 .data_format = MIPI_RGB888,
458 .lcd_chan = &lcdc_info.ch[0],
461 static struct platform_device mipidsi0_device = {
462 .name = "sh-mipi-dsi",
463 .num_resources = ARRAY_SIZE(mipidsi0_resources),
464 .resource = mipidsi0_resources,
467 .platform_data = &mipidsi0_info,
471 /* This function will disappear when we switch to (runtime) PM */
472 static int __init ap4evb_init_display_clk(void)
474 struct clk *lcdc_clk;
475 struct clk *dsitx_clk;
478 lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
479 if (IS_ERR(lcdc_clk))
480 return PTR_ERR(lcdc_clk);
482 dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
483 if (IS_ERR(dsitx_clk)) {
484 ret = PTR_ERR(dsitx_clk);
488 ret = clk_enable(lcdc_clk);
492 ret = clk_enable(dsitx_clk);
499 clk_disable(lcdc_clk);
507 device_initcall(ap4evb_init_display_clk);
509 static struct platform_device *qhd_devices[] __initdata = {
513 #endif /* CONFIG_AP4EVB_QHD */
516 #define IRQ_FSI evt2irq(0x1840)
517 #define FSIACKCR 0xE6150018
518 static void fsiackcr_init(struct clk *clk)
520 u32 status = __raw_readl(clk->enable_reg);
522 /* use external clock */
523 status &= ~0x000000ff;
524 status |= 0x00000080;
525 __raw_writel(status, clk->enable_reg);
528 static struct clk_ops fsiackcr_clk_ops = {
529 .init = fsiackcr_init,
532 static struct clk fsiackcr_clk = {
533 .ops = &fsiackcr_clk_ops,
534 .enable_reg = (void __iomem *)FSIACKCR,
535 .rate = 0, /* unknown */
538 static struct sh_fsi_platform_info fsi_info = {
539 .porta_flags = SH_FSI_BRS_INV |
540 SH_FSI_OUT_SLAVE_MODE |
541 SH_FSI_IN_SLAVE_MODE |
546 static struct resource fsi_resources[] = {
550 .end = 0xFE3C0400 - 1,
551 .flags = IORESOURCE_MEM,
555 .flags = IORESOURCE_IRQ,
559 static struct platform_device fsi_device = {
562 .num_resources = ARRAY_SIZE(fsi_resources),
563 .resource = fsi_resources,
565 .platform_data = &fsi_info,
569 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
570 .clock_source = LCDC_CLK_EXTERNAL,
572 .chan = LCDC_CHAN_MAINLCD,
574 .interface_type = RGB24,
576 .flags = LCDC_FLAGS_DWPOL,
579 /* So far only 720p is supported */
583 * If left and right margins are not multiples of 8,
584 * LDHAJR will be adjusted accordingly by the LCDC
585 * driver. Until we start using EDID, these values
586 * might have to be adjusted for different monitors.
595 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
600 static struct resource lcdc1_resources[] = {
605 .flags = IORESOURCE_MEM,
608 .start = intcs_evt2irq(0x17a0),
609 .flags = IORESOURCE_IRQ,
613 static struct platform_device lcdc1_device = {
614 .name = "sh_mobile_lcdc_fb",
615 .num_resources = ARRAY_SIZE(lcdc1_resources),
616 .resource = lcdc1_resources,
619 .platform_data = &sh_mobile_lcdc1_info,
620 .coherent_dma_mask = ~0,
624 static struct sh_mobile_hdmi_info hdmi_info = {
625 .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
626 .lcd_dev = &lcdc1_device.dev,
629 static struct resource hdmi_resources[] = {
634 .flags = IORESOURCE_MEM,
637 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
638 .start = evt2irq(0x17e0),
639 .flags = IORESOURCE_IRQ,
643 static struct platform_device hdmi_device = {
644 .name = "sh-mobile-hdmi",
645 .num_resources = ARRAY_SIZE(hdmi_resources),
646 .resource = hdmi_resources,
649 .platform_data = &hdmi_info,
653 static struct platform_device *ap4evb_devices[] __initdata = {
666 static int __init hdmi_init_pm_clock(void)
668 struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
672 if (IS_ERR(hdmi_ick)) {
673 ret = PTR_ERR(hdmi_ick);
674 pr_err("Cannot get HDMI ICK: %d\n", ret);
678 ret = clk_set_parent(&pllc2_clk, &dv_clki_div2_clk);
680 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, pllc2_clk.usecount);
684 pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&pllc2_clk));
686 rate = clk_round_rate(&pllc2_clk, 594000000);
688 pr_err("Cannot get suitable rate: %ld\n", rate);
693 ret = clk_set_rate(&pllc2_clk, rate);
695 pr_err("Cannot set rate %ld: %d\n", rate, ret);
699 pr_debug("PLLC2 set frequency %lu\n", rate);
701 ret = clk_set_parent(hdmi_ick, &pllc2_clk);
703 pr_err("Cannot set HDMI parent: %d\n", ret);
708 if (!IS_ERR(hdmi_ick))
713 device_initcall(hdmi_init_pm_clock);
722 * current gpio frame work doesn't have
723 * the method to control only pull up/down/free.
724 * this function should be replaced by correct gpio function
726 static void __init gpio_no_direction(u32 addr)
728 __raw_writeb(0x00, addr);
731 static void __init gpio_pull_up(u32 addr)
733 u8 data = __raw_readb(addr);
737 __raw_writeb(data, addr);
741 #define IRQ28 evt2irq(0x3380) /* IRQ28A */
742 #define IRQ7 evt2irq(0x02e0) /* IRQ7A */
743 static int ts_get_pendown_state(void)
747 gpio_free(GPIO_FN_IRQ28_123);
748 gpio_free(GPIO_FN_IRQ7_40);
750 gpio_request(GPIO_PORT123, NULL);
751 gpio_request(GPIO_PORT40, NULL);
753 gpio_direction_input(GPIO_PORT123);
754 gpio_direction_input(GPIO_PORT40);
756 val1 = gpio_get_value(GPIO_PORT123);
757 val2 = gpio_get_value(GPIO_PORT40);
759 gpio_request(GPIO_FN_IRQ28_123, NULL); /* for QHD */
760 gpio_request(GPIO_FN_IRQ7_40, NULL); /* for WVGA */
765 #define PORT40CR 0xE6051028
766 #define PORT123CR 0xE605007B
767 static int ts_init(void)
769 gpio_request(GPIO_FN_IRQ28_123, NULL); /* for QHD */
770 gpio_request(GPIO_FN_IRQ7_40, NULL); /* for WVGA */
772 gpio_pull_up(PORT40CR);
773 gpio_pull_up(PORT123CR);
778 static struct tsc2007_platform_data tsc2007_info = {
781 .get_pendown_state = ts_get_pendown_state,
782 .init_platform_hw = ts_init,
785 static struct i2c_board_info tsc_device = {
786 I2C_BOARD_INFO("tsc2007", 0x48),
788 .platform_data = &tsc2007_info,
789 /*.irq is selected on ap4evb_init */
793 static struct i2c_board_info i2c0_devices[] = {
795 I2C_BOARD_INFO("ak4643", 0x13),
799 static struct i2c_board_info i2c1_devices[] = {
801 I2C_BOARD_INFO("r2025sd", 0x32),
805 static struct map_desc ap4evb_io_desc[] __initdata = {
806 /* create a 1:1 entity map for 0xe6xxxxxx
807 * used by CPGA, INTC and PFC.
810 .virtual = 0xe6000000,
811 .pfn = __phys_to_pfn(0xe6000000),
813 .type = MT_DEVICE_NONSHARED
817 static void __init ap4evb_map_io(void)
819 iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
821 /* setup early devices and console here as well */
822 sh7372_add_early_devices();
823 shmobile_setup_console();
826 #define GPIO_PORT9CR 0xE6051009
827 #define GPIO_PORT10CR 0xE605100A
828 static void __init ap4evb_init(void)
833 sh7372_pinmux_init();
836 gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
837 gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
839 /* enable SMSC911X */
840 gpio_request(GPIO_FN_CS5A, NULL);
841 gpio_request(GPIO_FN_IRQ6_39, NULL);
843 /* enable LED 1 - 4 */
844 gpio_request(GPIO_PORT185, NULL);
845 gpio_request(GPIO_PORT186, NULL);
846 gpio_request(GPIO_PORT187, NULL);
847 gpio_request(GPIO_PORT188, NULL);
848 gpio_direction_output(GPIO_PORT185, 1);
849 gpio_direction_output(GPIO_PORT186, 1);
850 gpio_direction_output(GPIO_PORT187, 1);
851 gpio_direction_output(GPIO_PORT188, 1);
852 gpio_export(GPIO_PORT185, 0);
853 gpio_export(GPIO_PORT186, 0);
854 gpio_export(GPIO_PORT187, 0);
855 gpio_export(GPIO_PORT188, 0);
857 /* enable Debug switch (S6) */
858 gpio_request(GPIO_PORT32, NULL);
859 gpio_request(GPIO_PORT33, NULL);
860 gpio_request(GPIO_PORT34, NULL);
861 gpio_request(GPIO_PORT35, NULL);
862 gpio_direction_input(GPIO_PORT32);
863 gpio_direction_input(GPIO_PORT33);
864 gpio_direction_input(GPIO_PORT34);
865 gpio_direction_input(GPIO_PORT35);
866 gpio_export(GPIO_PORT32, 0);
867 gpio_export(GPIO_PORT33, 0);
868 gpio_export(GPIO_PORT34, 0);
869 gpio_export(GPIO_PORT35, 0);
872 gpio_request(GPIO_FN_SDHICD0, NULL);
873 gpio_request(GPIO_FN_SDHIWP0, NULL);
874 gpio_request(GPIO_FN_SDHICMD0, NULL);
875 gpio_request(GPIO_FN_SDHICLK0, NULL);
876 gpio_request(GPIO_FN_SDHID0_3, NULL);
877 gpio_request(GPIO_FN_SDHID0_2, NULL);
878 gpio_request(GPIO_FN_SDHID0_1, NULL);
879 gpio_request(GPIO_FN_SDHID0_0, NULL);
882 gpio_request(GPIO_FN_SDHICMD1, NULL);
883 gpio_request(GPIO_FN_SDHICLK1, NULL);
884 gpio_request(GPIO_FN_SDHID1_3, NULL);
885 gpio_request(GPIO_FN_SDHID1_2, NULL);
886 gpio_request(GPIO_FN_SDHID1_1, NULL);
887 gpio_request(GPIO_FN_SDHID1_0, NULL);
890 gpio_request(GPIO_FN_MMCD0_0, NULL);
891 gpio_request(GPIO_FN_MMCD0_1, NULL);
892 gpio_request(GPIO_FN_MMCD0_2, NULL);
893 gpio_request(GPIO_FN_MMCD0_3, NULL);
894 gpio_request(GPIO_FN_MMCD0_4, NULL);
895 gpio_request(GPIO_FN_MMCD0_5, NULL);
896 gpio_request(GPIO_FN_MMCD0_6, NULL);
897 gpio_request(GPIO_FN_MMCD0_7, NULL);
898 gpio_request(GPIO_FN_MMCCMD0, NULL);
899 gpio_request(GPIO_FN_MMCCLK0, NULL);
902 gpio_request(GPIO_FN_VBUS0_1, NULL);
903 gpio_request(GPIO_FN_IDIN_1_18, NULL);
904 gpio_request(GPIO_FN_PWEN_1_115, NULL);
905 gpio_request(GPIO_FN_OVCN_1_114, NULL);
906 gpio_request(GPIO_FN_EXTLP_1, NULL);
907 gpio_request(GPIO_FN_OVCN2_1, NULL);
910 __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */
913 gpio_request(GPIO_FN_FSIAIBT, NULL);
914 gpio_request(GPIO_FN_FSIAILR, NULL);
915 gpio_request(GPIO_FN_FSIAISLD, NULL);
916 gpio_request(GPIO_FN_FSIAOSLD, NULL);
917 gpio_request(GPIO_PORT161, NULL);
918 gpio_direction_output(GPIO_PORT161, 0); /* slave */
920 gpio_request(GPIO_PORT9, NULL);
921 gpio_request(GPIO_PORT10, NULL);
922 gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */
923 gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
925 /* set SPU2 clock to 119.6 MHz */
926 clk = clk_get(NULL, "spu_clk");
928 clk_set_rate(clk, clk_round_rate(clk, 119600000));
932 /* change parent of FSI A */
933 clk = clk_get(NULL, "fsia_clk");
935 clk_register(&fsiackcr_clk);
936 clk_set_parent(clk, &fsiackcr_clk);
941 * set irq priority, to avoid sound chopping
942 * when NFS rootfs is used
943 * FSI(3) > SMSC911X(2)
945 intc_set_priority(IRQ_FSI, 3);
947 i2c_register_board_info(0, i2c0_devices,
948 ARRAY_SIZE(i2c0_devices));
950 i2c_register_board_info(1, i2c1_devices,
951 ARRAY_SIZE(i2c1_devices));
953 #ifdef CONFIG_AP4EVB_QHD
959 gpio_request(GPIO_FN_KEYOUT0, NULL);
960 gpio_request(GPIO_FN_KEYOUT1, NULL);
961 gpio_request(GPIO_FN_KEYOUT2, NULL);
962 gpio_request(GPIO_FN_KEYOUT3, NULL);
963 gpio_request(GPIO_FN_KEYOUT4, NULL);
964 gpio_request(GPIO_FN_KEYIN0_136, NULL);
965 gpio_request(GPIO_FN_KEYIN1_135, NULL);
966 gpio_request(GPIO_FN_KEYIN2_134, NULL);
967 gpio_request(GPIO_FN_KEYIN3_133, NULL);
968 gpio_request(GPIO_FN_KEYIN4, NULL);
970 /* enable TouchScreen */
971 set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
973 tsc_device.irq = IRQ28;
974 i2c_register_board_info(1, &tsc_device, 1);
977 lcdc_info.clock_source = LCDC_CLK_PERIPHERAL;
978 lcdc_info.ch[0].interface_type = RGB24;
979 lcdc_info.ch[0].clock_divider = 1;
980 lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL;
981 lcdc_info.ch[0].lcd_cfg.name = "R63302(QHD)";
982 lcdc_info.ch[0].lcd_cfg.xres = 544;
983 lcdc_info.ch[0].lcd_cfg.yres = 961;
984 lcdc_info.ch[0].lcd_cfg.left_margin = 72;
985 lcdc_info.ch[0].lcd_cfg.right_margin = 600;
986 lcdc_info.ch[0].lcd_cfg.hsync_len = 16;
987 lcdc_info.ch[0].lcd_cfg.upper_margin = 8;
988 lcdc_info.ch[0].lcd_cfg.lower_margin = 8;
989 lcdc_info.ch[0].lcd_cfg.vsync_len = 2;
990 lcdc_info.ch[0].lcd_cfg.sync = FB_SYNC_VERT_HIGH_ACT |
991 FB_SYNC_HOR_HIGH_ACT;
992 lcdc_info.ch[0].lcd_size_cfg.width = 44;
993 lcdc_info.ch[0].lcd_size_cfg.height = 79;
995 platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1001 gpio_request(GPIO_FN_LCDD17, NULL);
1002 gpio_request(GPIO_FN_LCDD16, NULL);
1003 gpio_request(GPIO_FN_LCDD15, NULL);
1004 gpio_request(GPIO_FN_LCDD14, NULL);
1005 gpio_request(GPIO_FN_LCDD13, NULL);
1006 gpio_request(GPIO_FN_LCDD12, NULL);
1007 gpio_request(GPIO_FN_LCDD11, NULL);
1008 gpio_request(GPIO_FN_LCDD10, NULL);
1009 gpio_request(GPIO_FN_LCDD9, NULL);
1010 gpio_request(GPIO_FN_LCDD8, NULL);
1011 gpio_request(GPIO_FN_LCDD7, NULL);
1012 gpio_request(GPIO_FN_LCDD6, NULL);
1013 gpio_request(GPIO_FN_LCDD5, NULL);
1014 gpio_request(GPIO_FN_LCDD4, NULL);
1015 gpio_request(GPIO_FN_LCDD3, NULL);
1016 gpio_request(GPIO_FN_LCDD2, NULL);
1017 gpio_request(GPIO_FN_LCDD1, NULL);
1018 gpio_request(GPIO_FN_LCDD0, NULL);
1019 gpio_request(GPIO_FN_LCDDISP, NULL);
1020 gpio_request(GPIO_FN_LCDDCK, NULL);
1022 gpio_request(GPIO_PORT189, NULL); /* backlight */
1023 gpio_direction_output(GPIO_PORT189, 1);
1025 gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1026 gpio_direction_output(GPIO_PORT151, 1);
1028 lcdc_info.clock_source = LCDC_CLK_BUS;
1029 lcdc_info.ch[0].interface_type = RGB18;
1030 lcdc_info.ch[0].clock_divider = 2;
1031 lcdc_info.ch[0].flags = 0;
1032 lcdc_info.ch[0].lcd_cfg.name = "WVGA Panel";
1033 lcdc_info.ch[0].lcd_cfg.xres = 800;
1034 lcdc_info.ch[0].lcd_cfg.yres = 480;
1035 lcdc_info.ch[0].lcd_cfg.left_margin = 220;
1036 lcdc_info.ch[0].lcd_cfg.right_margin = 110;
1037 lcdc_info.ch[0].lcd_cfg.hsync_len = 70;
1038 lcdc_info.ch[0].lcd_cfg.upper_margin = 20;
1039 lcdc_info.ch[0].lcd_cfg.lower_margin = 5;
1040 lcdc_info.ch[0].lcd_cfg.vsync_len = 5;
1041 lcdc_info.ch[0].lcd_cfg.sync = 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 set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1048 tsc_device.irq = IRQ7;
1049 i2c_register_board_info(0, &tsc_device, 1);
1050 #endif /* CONFIG_AP4EVB_QHD */
1052 sh7372_add_standard_devices();
1055 gpio_request(GPIO_FN_HDMI_HPD, NULL);
1056 gpio_request(GPIO_FN_HDMI_CEC, NULL);
1058 /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1059 #define SRCR4 0xe61580bc
1060 srcr4 = __raw_readl(SRCR4);
1061 __raw_writel(srcr4 | (1 << 13), SRCR4);
1063 __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1065 platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1068 static void __init ap4evb_timer_init(void)
1070 sh7372_clock_init();
1071 shmobile_timer.init();
1073 /* External clock source */
1074 clk_set_rate(&dv_clki_clk, 27000000);
1077 static struct sys_timer ap4evb_timer = {
1078 .init = ap4evb_timer_init,
1081 MACHINE_START(AP4EVB, "ap4evb")
1082 .phys_io = 0xe6000000,
1083 .io_pg_offst = ((0xe6000000) >> 18) & 0xfffc,
1084 .map_io = ap4evb_map_io,
1085 .init_irq = sh7372_init_irq,
1086 .init_machine = ap4evb_init,
1087 .timer = &ap4evb_timer,