diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-ap4evb.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-ap4evb.c | 1444 |
1 files changed, 1444 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c new file mode 100644 index 00000000..b56dde27 --- /dev/null +++ b/arch/arm/mach-shmobile/board-ap4evb.c @@ -0,0 +1,1444 @@ +/* + * AP4EVB board support + * + * Copyright (C) 2010 Magnus Damm + * Copyright (C) 2008 Yoshihiro Shimoda + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/clk.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/mfd/tmio.h> +#include <linux/mmc/host.h> +#include <linux/mmc/sh_mobile_sdhi.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <linux/mmc/sh_mmcif.h> +#include <linux/i2c.h> +#include <linux/i2c/tsc2007.h> +#include <linux/io.h> +#include <linux/smsc911x.h> +#include <linux/sh_intc.h> +#include <linux/sh_clk.h> +#include <linux/gpio.h> +#include <linux/input.h> +#include <linux/leds.h> +#include <linux/input/sh_keysc.h> +#include <linux/usb/r8a66597.h> +#include <linux/pm_clock.h> +#include <linux/dma-mapping.h> + +#include <media/sh_mobile_ceu.h> +#include <media/sh_mobile_csi2.h> +#include <media/soc_camera.h> + +#include <sound/sh_fsi.h> + +#include <video/sh_mobile_hdmi.h> +#include <video/sh_mobile_lcdc.h> +#include <video/sh_mipi_dsi.h> + +#include <mach/common.h> +#include <mach/irqs.h> +#include <mach/sh7372.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/setup.h> + +/* + * Address Interface BusWidth note + * ------------------------------------------------------------------ + * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON + * 0x0800_0000 user area - + * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF + * 0x1400_0000 Ether (LAN9220) 16bit + * 0x1600_0000 user area - cannot use with NAND + * 0x1800_0000 user area - + * 0x1A00_0000 - + * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit + */ + +/* + * NOR Flash ROM + * + * SW1 | SW2 | SW7 | NOR Flash ROM + * bit1 | bit1 bit2 | bit1 | Memory allocation + * ------+------------+------+------------------ + * OFF | ON OFF | ON | Area 0 + * OFF | ON OFF | OFF | Area 4 + */ + +/* + * NAND Flash ROM + * + * SW1 | SW2 | SW7 | NAND Flash ROM + * bit1 | bit1 bit2 | bit2 | Memory allocation + * ------+------------+------+------------------ + * OFF | ON OFF | ON | FCE 0 + * OFF | ON OFF | OFF | FCE 1 + */ + +/* + * SMSC 9220 + * + * SW1 SMSC 9220 + * ----------------------- + * ON access disable + * OFF access enable + */ + +/* + * LCD / IRQ / KEYSC / IrDA + * + * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen) + * LCD = 2nd LCDC (WVGA) + * + * | SW43 | + * SW3 | ON | OFF | + * -------------+-----------------------+---------------+ + * ON | KEY / IrDA | LCD | + * OFF | KEY / IrDA / IRQ | IRQ | + * + * + * QHD / WVGA display + * + * You can choice display type on menuconfig. + * Then, check above dip-switch. + */ + +/* + * USB + * + * J7 : 1-2 MAX3355E VBUS + * 2-3 DC 5.0V + * + * S39: bit2: off + */ + +/* + * FSI/FSMI + * + * SW41 : ON : SH-Mobile AP4 Audio Mode + * : OFF : Bluetooth Audio Mode + */ + +/* + * MMC0/SDHI1 (CN7) + * + * J22 : select card voltage + * 1-2 pin : 1.8v + * 2-3 pin : 3.3v + * + * SW1 | SW33 + * | bit1 | bit2 | bit3 | bit4 + * ------------+------+------+------+------- + * MMC0 OFF | OFF | ON | ON | X + * SDHI1 OFF | ON | X | OFF | ON + * + * voltage lebel + * CN7 : 1.8v + * CN12: 3.3v + */ + +/* MTD */ +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = 512 * 1024, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "bootenv", + .offset = MTDPART_OFS_APPEND, + .size = 512 * 1024, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "kernel_ro", + .offset = MTDPART_OFS_APPEND, + .size = 8 * 1024 * 1024, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 8 * 1024 * 1024, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 2, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .start = 0x20000000, /* CS0 shadow instead of regular CS0 */ + .end = 0x28000000 - 1, /* needed by USB MASK ROM boot */ + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .dev = { + .platform_data = &nor_flash_data, + }, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .resource = nor_flash_resources, +}; + +/* SMSC 9220 */ +static struct resource smc911x_resources[] = { + { + .start = 0x14000000, + .end = 0x16000000 - 1, + .flags = IORESOURCE_MEM, + }, { + .start = evt2irq(0x02c0) /* IRQ6A */, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, + }, +}; + +static struct smsc911x_platform_config smsc911x_info = { + .flags = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS, + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, +}; + +static struct platform_device smc911x_device = { + .name = "smsc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smc911x_resources), + .resource = smc911x_resources, + .dev = { + .platform_data = &smsc911x_info, + }, +}; + +/* + * The card detect pin of the top SD/MMC slot (CN7) is active low and is + * connected to GPIO A22 of SH7372 (GPIO_PORT41). + */ +static int slot_cn7_get_cd(struct platform_device *pdev) +{ + return !gpio_get_value(GPIO_PORT41); +} +/* MERAM */ +static struct sh_mobile_meram_info meram_info = { + .addr_mode = SH_MOBILE_MERAM_MODE1, +}; + +static struct resource meram_resources[] = { + [0] = { + .name = "regs", + .start = 0xe8000000, + .end = 0xe807ffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "meram", + .start = 0xe8080000, + .end = 0xe81fffff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device meram_device = { + .name = "sh_mobile_meram", + .id = 0, + .num_resources = ARRAY_SIZE(meram_resources), + .resource = meram_resources, + .dev = { + .platform_data = &meram_info, + }, +}; + +/* SH_MMCIF */ +static struct resource sh_mmcif_resources[] = { + [0] = { + .name = "MMCIF", + .start = 0xE6BD0000, + .end = 0xE6BD00FF, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* MMC ERR */ + .start = evt2irq(0x1ac0), + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* MMC NOR */ + .start = evt2irq(0x1ae0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_mmcif_plat_data sh_mmcif_plat = { + .sup_pclk = 0, + .ocr = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, + .caps = MMC_CAP_4_BIT_DATA | + MMC_CAP_8_BIT_DATA | + MMC_CAP_NEEDS_POLL, + .get_cd = slot_cn7_get_cd, + .slave_id_tx = SHDMA_SLAVE_MMCIF_TX, + .slave_id_rx = SHDMA_SLAVE_MMCIF_RX, +}; + +static struct platform_device sh_mmcif_device = { + .name = "sh_mmcif", + .id = 0, + .dev = { + .dma_mask = NULL, + .coherent_dma_mask = 0xffffffff, + .platform_data = &sh_mmcif_plat, + }, + .num_resources = ARRAY_SIZE(sh_mmcif_resources), + .resource = sh_mmcif_resources, +}; + +/* SDHI0 */ +static struct sh_mobile_sdhi_info sdhi0_info = { + .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, + .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX, + .tmio_caps = MMC_CAP_SDIO_IRQ, +}; + +static struct resource sdhi0_resources[] = { + [0] = { + .name = "SDHI0", + .start = 0xe6850000, + .end = 0xe68500ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */, + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sdhi0_device = { + .name = "sh_mobile_sdhi", + .num_resources = ARRAY_SIZE(sdhi0_resources), + .resource = sdhi0_resources, + .id = 0, + .dev = { + .platform_data = &sdhi0_info, + }, +}; + +/* SDHI1 */ +static struct sh_mobile_sdhi_info sdhi1_info = { + .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX, + .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX, + .tmio_ocr_mask = MMC_VDD_165_195, + .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE, + .tmio_caps = MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ, + .get_cd = slot_cn7_get_cd, +}; + +static struct resource sdhi1_resources[] = { + [0] = { + .name = "SDHI1", + .start = 0xe6860000, + .end = 0xe68600ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */ + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */ + .flags = IORESOURCE_IRQ, + }, + [3] = { + .start = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */ + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sdhi1_device = { + .name = "sh_mobile_sdhi", + .num_resources = ARRAY_SIZE(sdhi1_resources), + .resource = sdhi1_resources, + .id = 1, + .dev = { + .platform_data = &sdhi1_info, + }, +}; + +/* USB1 */ +static void usb1_host_port_power(int port, int power) +{ + if (!power) /* only power-on supported for now */ + return; + + /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */ + __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008); +} + +static struct r8a66597_platdata usb1_host_data = { + .on_chip = 1, + .port_power = usb1_host_port_power, +}; + +static struct resource usb1_host_resources[] = { + [0] = { + .name = "USBHS", + .start = 0xE68B0000, + .end = 0xE68B00E6 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x1ce0) /* USB1_USB1I0 */, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usb1_host_device = { + .name = "r8a66597_hcd", + .id = 1, + .dev = { + .dma_mask = NULL, /* not use dma */ + .coherent_dma_mask = 0xffffffff, + .platform_data = &usb1_host_data, + }, + .num_resources = ARRAY_SIZE(usb1_host_resources), + .resource = usb1_host_resources, +}; + +/* + * QHD display + */ +#ifdef CONFIG_AP4EVB_QHD + +/* KEYSC (Needs SW43 set to ON) */ +static struct sh_keysc_info keysc_info = { + .mode = SH_KEYSC_MODE_1, + .scan_timing = 3, + .delay = 2500, + .keycodes = { + KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, + KEY_5, KEY_6, KEY_7, KEY_8, KEY_9, + KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, + KEY_F, KEY_G, KEY_H, KEY_I, KEY_J, + KEY_K, KEY_L, KEY_M, KEY_N, KEY_O, + }, +}; + +static struct resource keysc_resources[] = { + [0] = { + .name = "KEYSC", + .start = 0xe61b0000, + .end = 0xe61b0063, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x0be0), /* KEYSC_KEY */ + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device keysc_device = { + .name = "sh_keysc", + .id = 0, /* "keysc0" clock */ + .num_resources = ARRAY_SIZE(keysc_resources), + .resource = keysc_resources, + .dev = { + .platform_data = &keysc_info, + }, +}; + +/* MIPI-DSI */ +static int sh_mipi_set_dot_clock(struct platform_device *pdev, + void __iomem *base, + int enable) +{ + struct clk *pck = clk_get(&pdev->dev, "dsip_clk"); + + if (IS_ERR(pck)) + return PTR_ERR(pck); + + if (enable) { + /* + * DSIPCLK = 24MHz + * D-PHY = DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl) + * HsByteCLK = D-PHY/8 = 39MHz + * + * X * Y * FPS = + * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz + */ + clk_set_rate(pck, clk_round_rate(pck, 24000000)); + clk_enable(pck); + } else { + clk_disable(pck); + } + + clk_put(pck); + + return 0; +} + +static struct resource mipidsi0_resources[] = { + [0] = { + .start = 0xffc60000, + .end = 0xffc63073, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 0xffc68000, + .end = 0xffc680ef, + .flags = IORESOURCE_MEM, + }, +}; + +static struct sh_mobile_lcdc_info lcdc_info; + +static struct sh_mipi_dsi_info mipidsi0_info = { + .data_format = MIPI_RGB888, + .lcd_chan = &lcdc_info.ch[0], + .lane = 2, + .vsynw_offset = 17, + .phyctrl = 0x6 << 8, + .flags = SH_MIPI_DSI_SYNC_PULSES_MODE | + SH_MIPI_DSI_HSbyteCLK, + .set_dot_clock = sh_mipi_set_dot_clock, +}; + +static struct platform_device mipidsi0_device = { + .name = "sh-mipi-dsi", + .num_resources = ARRAY_SIZE(mipidsi0_resources), + .resource = mipidsi0_resources, + .id = 0, + .dev = { + .platform_data = &mipidsi0_info, + }, +}; + +static struct platform_device *qhd_devices[] __initdata = { + &mipidsi0_device, + &keysc_device, +}; +#endif /* CONFIG_AP4EVB_QHD */ + +/* LCDC0 */ +static const struct fb_videomode ap4evb_lcdc_modes[] = { + { +#ifdef CONFIG_AP4EVB_QHD + .name = "R63302(QHD)", + .xres = 544, + .yres = 961, + .left_margin = 72, + .right_margin = 600, + .hsync_len = 16, + .upper_margin = 8, + .lower_margin = 8, + .vsync_len = 2, + .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, +#else + .name = "WVGA Panel", + .xres = 800, + .yres = 480, + .left_margin = 220, + .right_margin = 110, + .hsync_len = 70, + .upper_margin = 20, + .lower_margin = 5, + .vsync_len = 5, + .sync = 0, +#endif + }, +}; + +static const struct sh_mobile_meram_cfg lcd_meram_cfg = { + .icb[0] = { + .meram_size = 0x40, + }, + .icb[1] = { + .meram_size = 0x40, + }, +}; + +static struct sh_mobile_lcdc_info lcdc_info = { + .meram_dev = &meram_info, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .fourcc = V4L2_PIX_FMT_RGB565, + .lcd_modes = ap4evb_lcdc_modes, + .num_modes = ARRAY_SIZE(ap4evb_lcdc_modes), + .meram_cfg = &lcd_meram_cfg, +#ifdef CONFIG_AP4EVB_QHD + .tx_dev = &mipidsi0_device, +#endif + } +}; + +static struct resource lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe943fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x580), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc_resources), + .resource = lcdc_resources, + .dev = { + .platform_data = &lcdc_info, + .coherent_dma_mask = ~0, + }, +}; + +/* FSI */ +#define IRQ_FSI evt2irq(0x1840) +static int __fsi_set_rate(struct clk *clk, long rate, int enable) +{ + int ret = 0; + + if (rate <= 0) + return ret; + + if (enable) { + ret = clk_set_rate(clk, rate); + if (0 == ret) + ret = clk_enable(clk); + } else { + clk_disable(clk); + } + + return ret; +} + +static int __fsi_set_round_rate(struct clk *clk, long rate, int enable) +{ + return __fsi_set_rate(clk, clk_round_rate(clk, rate), enable); +} + +static int fsi_ak4642_set_rate(struct device *dev, int rate, int enable) +{ + struct clk *fsia_ick; + struct clk *fsiack; + int ret = -EIO; + + fsia_ick = clk_get(dev, "icka"); + if (IS_ERR(fsia_ick)) + return PTR_ERR(fsia_ick); + + /* + * FSIACK is connected to AK4642, + * and use external clock pin from it. + * it is parent of fsia_ick now. + */ + fsiack = clk_get_parent(fsia_ick); + if (!fsiack) + goto fsia_ick_out; + + /* + * we get 1/1 divided clock by setting same rate to fsiack and fsia_ick + * + ** FIXME ** + * Because the freq_table of external clk (fsiack) are all 0, + * the return value of clk_round_rate became 0. + * So, it use __fsi_set_rate here. + */ + ret = __fsi_set_rate(fsiack, rate, enable); + if (ret < 0) + goto fsiack_out; + + ret = __fsi_set_round_rate(fsia_ick, rate, enable); + if ((ret < 0) && enable) + __fsi_set_round_rate(fsiack, rate, 0); /* disable FSI ACK */ + +fsiack_out: + clk_put(fsiack); + +fsia_ick_out: + clk_put(fsia_ick); + + return 0; +} + +static int fsi_hdmi_set_rate(struct device *dev, int rate, int enable) +{ + struct clk *fsib_clk; + struct clk *fdiv_clk = &sh7372_fsidivb_clk; + long fsib_rate = 0; + long fdiv_rate = 0; + int ackmd_bpfmd; + int ret; + + switch (rate) { + case 44100: + fsib_rate = rate * 256; + ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64; + break; + case 48000: + fsib_rate = 85428000; /* around 48kHz x 256 x 7 */ + fdiv_rate = rate * 256; + ackmd_bpfmd = SH_FSI_ACKMD_256 | SH_FSI_BPFMD_64; + break; + default: + pr_err("unsupported rate in FSI2 port B\n"); + return -EINVAL; + } + + /* FSI B setting */ + fsib_clk = clk_get(dev, "ickb"); + if (IS_ERR(fsib_clk)) + return -EIO; + + ret = __fsi_set_round_rate(fsib_clk, fsib_rate, enable); + if (ret < 0) + goto fsi_set_rate_end; + + /* FSI DIV setting */ + ret = __fsi_set_round_rate(fdiv_clk, fdiv_rate, enable); + if (ret < 0) { + /* disable FSI B */ + if (enable) + __fsi_set_round_rate(fsib_clk, fsib_rate, 0); + goto fsi_set_rate_end; + } + + ret = ackmd_bpfmd; + +fsi_set_rate_end: + clk_put(fsib_clk); + return ret; +} + +static struct sh_fsi_platform_info fsi_info = { + .port_a = { + .flags = SH_FSI_BRS_INV, + .set_rate = fsi_ak4642_set_rate, + }, + .port_b = { + .flags = SH_FSI_BRS_INV | + SH_FSI_BRM_INV | + SH_FSI_LRS_INV | + SH_FSI_FMT_SPDIF, + .set_rate = fsi_hdmi_set_rate, + }, +}; + +static struct resource fsi_resources[] = { + [0] = { + .name = "FSI", + .start = 0xFE3C0000, + .end = 0xFE3C0400 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_FSI, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device fsi_device = { + .name = "sh_fsi2", + .id = -1, + .num_resources = ARRAY_SIZE(fsi_resources), + .resource = fsi_resources, + .dev = { + .platform_data = &fsi_info, + }, +}; + +static struct fsi_ak4642_info fsi2_ak4643_info = { + .name = "AK4643", + .card = "FSI2A-AK4643", + .cpu_dai = "fsia-dai", + .codec = "ak4642-codec.0-0013", + .platform = "sh_fsi2", + .id = FSI_PORT_A, +}; + +static struct platform_device fsi_ak4643_device = { + .name = "fsi-ak4642-audio", + .dev = { + .platform_data = &fsi2_ak4643_info, + }, +}; + +/* LCDC1 */ +static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq, + unsigned long *parent_freq); + +static struct sh_mobile_hdmi_info hdmi_info = { + .flags = HDMI_SND_SRC_SPDIF, + .clk_optimize_parent = ap4evb_clk_optimize, +}; + +static struct resource hdmi_resources[] = { + [0] = { + .name = "HDMI", + .start = 0xe6be0000, + .end = 0xe6be00ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* There's also an HDMI interrupt on INTCS @ 0x18e0 */ + .start = evt2irq(0x17e0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device hdmi_device = { + .name = "sh-mobile-hdmi", + .num_resources = ARRAY_SIZE(hdmi_resources), + .resource = hdmi_resources, + .id = -1, + .dev = { + .platform_data = &hdmi_info, + }, +}; + +static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq, + unsigned long *parent_freq) +{ + struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick"); + long error; + + if (IS_ERR(hdmi_ick)) { + int ret = PTR_ERR(hdmi_ick); + pr_err("Cannot get HDMI ICK: %d\n", ret); + return ret; + } + + error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64); + + clk_put(hdmi_ick); + + return error; +} + +static const struct sh_mobile_meram_cfg hdmi_meram_cfg = { + .icb[0] = { + .meram_size = 0x100, + }, + .icb[1] = { + .meram_size = 0x100, + }, +}; + +static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = { + .clock_source = LCDC_CLK_EXTERNAL, + .meram_dev = &meram_info, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .fourcc = V4L2_PIX_FMT_RGB565, + .interface_type = RGB24, + .clock_divider = 1, + .flags = LCDC_FLAGS_DWPOL, + .meram_cfg = &hdmi_meram_cfg, + .tx_dev = &hdmi_device, + } +}; + +static struct resource lcdc1_resources[] = { + [0] = { + .name = "LCDC1", + .start = 0xfe944000, + .end = 0xfe947fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x1780), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc1_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc1_resources), + .resource = lcdc1_resources, + .id = 1, + .dev = { + .platform_data = &sh_mobile_lcdc1_info, + .coherent_dma_mask = ~0, + }, +}; + +static struct platform_device fsi_hdmi_device = { + .name = "sh_fsi2_b_hdmi", +}; + +static struct gpio_led ap4evb_leds[] = { + { + .name = "led4", + .gpio = GPIO_PORT185, + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + { + .name = "led2", + .gpio = GPIO_PORT186, + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + { + .name = "led3", + .gpio = GPIO_PORT187, + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + { + .name = "led1", + .gpio = GPIO_PORT188, + .default_state = LEDS_GPIO_DEFSTATE_ON, + } +}; + +static struct gpio_led_platform_data ap4evb_leds_pdata = { + .num_leds = ARRAY_SIZE(ap4evb_leds), + .leds = ap4evb_leds, +}; + +static struct platform_device leds_device = { + .name = "leds-gpio", + .id = 0, + .dev = { + .platform_data = &ap4evb_leds_pdata, + }, +}; + +static struct i2c_board_info imx074_info = { + I2C_BOARD_INFO("imx074", 0x1a), +}; + +static struct soc_camera_link imx074_link = { + .bus_id = 0, + .board_info = &imx074_info, + .i2c_adapter_id = 0, + .module_name = "imx074", +}; + +static struct platform_device ap4evb_camera = { + .name = "soc-camera-pdrv", + .id = 0, + .dev = { + .platform_data = &imx074_link, + }, +}; + +static struct sh_csi2_client_config csi2_clients[] = { + { + .phy = SH_CSI2_PHY_MAIN, + .lanes = 0, /* default: 2 lanes */ + .channel = 0, + .pdev = &ap4evb_camera, + }, +}; + +static struct sh_csi2_pdata csi2_info = { + .type = SH_CSI2C, + .clients = csi2_clients, + .num_clients = ARRAY_SIZE(csi2_clients), + .flags = SH_CSI2_ECC | SH_CSI2_CRC, +}; + +static struct resource csi2_resources[] = { + [0] = { + .name = "CSI2", + .start = 0xffc90000, + .end = 0xffc90fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x17a0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_mobile_ceu_companion csi2 = { + .id = 0, + .num_resources = ARRAY_SIZE(csi2_resources), + .resource = csi2_resources, + .platform_data = &csi2_info, +}; + +static struct sh_mobile_ceu_info sh_mobile_ceu_info = { + .flags = SH_CEU_FLAG_USE_8BIT_BUS, + .csi2 = &csi2, +}; + +static struct resource ceu_resources[] = { + [0] = { + .name = "CEU", + .start = 0xfe910000, + .end = 0xfe91009f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x880), + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device ceu_device = { + .name = "sh_mobile_ceu", + .id = 0, /* "ceu0" clock */ + .num_resources = ARRAY_SIZE(ceu_resources), + .resource = ceu_resources, + .dev = { + .platform_data = &sh_mobile_ceu_info, + .coherent_dma_mask = 0xffffffff, + }, +}; + +static struct platform_device *ap4evb_devices[] __initdata = { + &leds_device, + &nor_flash_device, + &smc911x_device, + &sdhi0_device, + &sdhi1_device, + &usb1_host_device, + &fsi_device, + &fsi_ak4643_device, + &fsi_hdmi_device, + &sh_mmcif_device, + &hdmi_device, + &lcdc_device, + &lcdc1_device, + &ceu_device, + &ap4evb_camera, + &meram_device, +}; + +static void __init hdmi_init_pm_clock(void) +{ + struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick"); + int ret; + long rate; + + if (IS_ERR(hdmi_ick)) { + ret = PTR_ERR(hdmi_ick); + pr_err("Cannot get HDMI ICK: %d\n", ret); + goto out; + } + + ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk); + if (ret < 0) { + pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount); + goto out; + } + + pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk)); + + rate = clk_round_rate(&sh7372_pllc2_clk, 594000000); + if (rate < 0) { + pr_err("Cannot get suitable rate: %ld\n", rate); + ret = rate; + goto out; + } + + ret = clk_set_rate(&sh7372_pllc2_clk, rate); + if (ret < 0) { + pr_err("Cannot set rate %ld: %d\n", rate, ret); + goto out; + } + + pr_debug("PLLC2 set frequency %lu\n", rate); + + ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk); + if (ret < 0) + pr_err("Cannot set HDMI parent: %d\n", ret); + +out: + if (!IS_ERR(hdmi_ick)) + clk_put(hdmi_ick); +} + +static void __init fsi_init_pm_clock(void) +{ + struct clk *fsia_ick; + int ret; + + fsia_ick = clk_get(&fsi_device.dev, "icka"); + if (IS_ERR(fsia_ick)) { + ret = PTR_ERR(fsia_ick); + pr_err("Cannot get FSI ICK: %d\n", ret); + return; + } + + ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk); + if (ret < 0) + pr_err("Cannot set FSI-A parent: %d\n", ret); + + clk_put(fsia_ick); +} + +/* + * FIXME !! + * + * gpio_no_direction + * are quick_hack. + * + * current gpio frame work doesn't have + * the method to control only pull up/down/free. + * this function should be replaced by correct gpio function + */ +static void __init gpio_no_direction(u32 addr) +{ + __raw_writeb(0x00, addr); +} + +/* TouchScreen */ +#ifdef CONFIG_AP4EVB_QHD +# define GPIO_TSC_IRQ GPIO_FN_IRQ28_123 +# define GPIO_TSC_PORT GPIO_PORT123 +#else /* WVGA */ +# define GPIO_TSC_IRQ GPIO_FN_IRQ7_40 +# define GPIO_TSC_PORT GPIO_PORT40 +#endif + +#define IRQ28 evt2irq(0x3380) /* IRQ28A */ +#define IRQ7 evt2irq(0x02e0) /* IRQ7A */ +static int ts_get_pendown_state(void) +{ + int val; + + gpio_free(GPIO_TSC_IRQ); + + gpio_request(GPIO_TSC_PORT, NULL); + + gpio_direction_input(GPIO_TSC_PORT); + + val = gpio_get_value(GPIO_TSC_PORT); + + gpio_request(GPIO_TSC_IRQ, NULL); + + return !val; +} + +static int ts_init(void) +{ + gpio_request(GPIO_TSC_IRQ, NULL); + + return 0; +} + +static struct tsc2007_platform_data tsc2007_info = { + .model = 2007, + .x_plate_ohms = 180, + .get_pendown_state = ts_get_pendown_state, + .init_platform_hw = ts_init, +}; + +static struct i2c_board_info tsc_device = { + I2C_BOARD_INFO("tsc2007", 0x48), + .type = "tsc2007", + .platform_data = &tsc2007_info, + /*.irq is selected on ap4evb_init */ +}; + +/* I2C */ +static struct i2c_board_info i2c0_devices[] = { + { + I2C_BOARD_INFO("ak4643", 0x13), + }, +}; + +static struct i2c_board_info i2c1_devices[] = { + { + I2C_BOARD_INFO("r2025sd", 0x32), + }, +}; + + +#define GPIO_PORT9CR 0xE6051009 +#define GPIO_PORT10CR 0xE605100A +#define USCCR1 0xE6058144 +static void __init ap4evb_init(void) +{ + u32 srcr4; + struct clk *clk; + + /* External clock source */ + clk_set_rate(&sh7372_dv_clki_clk, 27000000); + + sh7372_pinmux_init(); + + /* enable SCIFA0 */ + gpio_request(GPIO_FN_SCIFA0_TXD, NULL); + gpio_request(GPIO_FN_SCIFA0_RXD, NULL); + + /* enable SMSC911X */ + gpio_request(GPIO_FN_CS5A, NULL); + gpio_request(GPIO_FN_IRQ6_39, NULL); + + /* enable Debug switch (S6) */ + gpio_request(GPIO_PORT32, NULL); + gpio_request(GPIO_PORT33, NULL); + gpio_request(GPIO_PORT34, NULL); + gpio_request(GPIO_PORT35, NULL); + gpio_direction_input(GPIO_PORT32); + gpio_direction_input(GPIO_PORT33); + gpio_direction_input(GPIO_PORT34); + gpio_direction_input(GPIO_PORT35); + gpio_export(GPIO_PORT32, 0); + gpio_export(GPIO_PORT33, 0); + gpio_export(GPIO_PORT34, 0); + gpio_export(GPIO_PORT35, 0); + + /* SDHI0 */ + gpio_request(GPIO_FN_SDHICD0, NULL); + gpio_request(GPIO_FN_SDHIWP0, NULL); + gpio_request(GPIO_FN_SDHICMD0, NULL); + gpio_request(GPIO_FN_SDHICLK0, NULL); + gpio_request(GPIO_FN_SDHID0_3, NULL); + gpio_request(GPIO_FN_SDHID0_2, NULL); + gpio_request(GPIO_FN_SDHID0_1, NULL); + gpio_request(GPIO_FN_SDHID0_0, NULL); + + /* SDHI1 */ + gpio_request(GPIO_FN_SDHICMD1, NULL); + gpio_request(GPIO_FN_SDHICLK1, NULL); + gpio_request(GPIO_FN_SDHID1_3, NULL); + gpio_request(GPIO_FN_SDHID1_2, NULL); + gpio_request(GPIO_FN_SDHID1_1, NULL); + gpio_request(GPIO_FN_SDHID1_0, NULL); + + /* MMCIF */ + gpio_request(GPIO_FN_MMCD0_0, NULL); + gpio_request(GPIO_FN_MMCD0_1, NULL); + gpio_request(GPIO_FN_MMCD0_2, NULL); + gpio_request(GPIO_FN_MMCD0_3, NULL); + gpio_request(GPIO_FN_MMCD0_4, NULL); + gpio_request(GPIO_FN_MMCD0_5, NULL); + gpio_request(GPIO_FN_MMCD0_6, NULL); + gpio_request(GPIO_FN_MMCD0_7, NULL); + gpio_request(GPIO_FN_MMCCMD0, NULL); + gpio_request(GPIO_FN_MMCCLK0, NULL); + + /* USB enable */ + gpio_request(GPIO_FN_VBUS0_1, NULL); + gpio_request(GPIO_FN_IDIN_1_18, NULL); + gpio_request(GPIO_FN_PWEN_1_115, NULL); + gpio_request(GPIO_FN_OVCN_1_114, NULL); + gpio_request(GPIO_FN_EXTLP_1, NULL); + gpio_request(GPIO_FN_OVCN2_1, NULL); + + /* setup USB phy */ + __raw_writew(0x8a0a, 0xE6058130); /* USBCR4 */ + + /* enable FSI2 port A (ak4643) */ + gpio_request(GPIO_FN_FSIAIBT, NULL); + gpio_request(GPIO_FN_FSIAILR, NULL); + gpio_request(GPIO_FN_FSIAISLD, NULL); + gpio_request(GPIO_FN_FSIAOSLD, NULL); + gpio_request(GPIO_PORT161, NULL); + gpio_direction_output(GPIO_PORT161, 0); /* slave */ + + gpio_request(GPIO_PORT9, NULL); + gpio_request(GPIO_PORT10, NULL); + gpio_no_direction(GPIO_PORT9CR); /* FSIAOBT needs no direction */ + gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */ + + /* card detect pin for MMC slot (CN7) */ + gpio_request(GPIO_PORT41, NULL); + gpio_direction_input(GPIO_PORT41); + + /* setup FSI2 port B (HDMI) */ + gpio_request(GPIO_FN_FSIBCK, NULL); + __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */ + + /* set SPU2 clock to 119.6 MHz */ + clk = clk_get(NULL, "spu_clk"); + if (!IS_ERR(clk)) { + clk_set_rate(clk, clk_round_rate(clk, 119600000)); + clk_put(clk); + } + + /* + * set irq priority, to avoid sound chopping + * when NFS rootfs is used + * FSI(3) > SMSC911X(2) + */ + intc_set_priority(IRQ_FSI, 3); + + i2c_register_board_info(0, i2c0_devices, + ARRAY_SIZE(i2c0_devices)); + + i2c_register_board_info(1, i2c1_devices, + ARRAY_SIZE(i2c1_devices)); + +#ifdef CONFIG_AP4EVB_QHD + + /* + * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and + * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON. + */ + + /* enable KEYSC */ + gpio_request(GPIO_FN_KEYOUT0, NULL); + gpio_request(GPIO_FN_KEYOUT1, NULL); + gpio_request(GPIO_FN_KEYOUT2, NULL); + gpio_request(GPIO_FN_KEYOUT3, NULL); + gpio_request(GPIO_FN_KEYOUT4, NULL); + gpio_request(GPIO_FN_KEYIN0_136, NULL); + gpio_request(GPIO_FN_KEYIN1_135, NULL); + gpio_request(GPIO_FN_KEYIN2_134, NULL); + gpio_request(GPIO_FN_KEYIN3_133, NULL); + gpio_request(GPIO_FN_KEYIN4, NULL); + + /* enable TouchScreen */ + irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW); + + tsc_device.irq = IRQ28; + i2c_register_board_info(1, &tsc_device, 1); + + /* LCDC0 */ + lcdc_info.clock_source = LCDC_CLK_PERIPHERAL; + lcdc_info.ch[0].interface_type = RGB24; + lcdc_info.ch[0].clock_divider = 1; + lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL; + lcdc_info.ch[0].panel_cfg.width = 44; + lcdc_info.ch[0].panel_cfg.height = 79; + + platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices)); + +#else + /* + * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and + * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF. + */ + + gpio_request(GPIO_FN_LCDD17, NULL); + gpio_request(GPIO_FN_LCDD16, NULL); + gpio_request(GPIO_FN_LCDD15, NULL); + gpio_request(GPIO_FN_LCDD14, NULL); + gpio_request(GPIO_FN_LCDD13, NULL); + gpio_request(GPIO_FN_LCDD12, NULL); + gpio_request(GPIO_FN_LCDD11, NULL); + gpio_request(GPIO_FN_LCDD10, NULL); + gpio_request(GPIO_FN_LCDD9, NULL); + gpio_request(GPIO_FN_LCDD8, NULL); + gpio_request(GPIO_FN_LCDD7, NULL); + gpio_request(GPIO_FN_LCDD6, NULL); + gpio_request(GPIO_FN_LCDD5, NULL); + gpio_request(GPIO_FN_LCDD4, NULL); + gpio_request(GPIO_FN_LCDD3, NULL); + gpio_request(GPIO_FN_LCDD2, NULL); + gpio_request(GPIO_FN_LCDD1, NULL); + gpio_request(GPIO_FN_LCDD0, NULL); + gpio_request(GPIO_FN_LCDDISP, NULL); + gpio_request(GPIO_FN_LCDDCK, NULL); + + gpio_request(GPIO_PORT189, NULL); /* backlight */ + gpio_direction_output(GPIO_PORT189, 1); + + gpio_request(GPIO_PORT151, NULL); /* LCDDON */ + gpio_direction_output(GPIO_PORT151, 1); + + lcdc_info.clock_source = LCDC_CLK_BUS; + lcdc_info.ch[0].interface_type = RGB18; + lcdc_info.ch[0].clock_divider = 3; + lcdc_info.ch[0].flags = 0; + lcdc_info.ch[0].panel_cfg.width = 152; + lcdc_info.ch[0].panel_cfg.height = 91; + + /* enable TouchScreen */ + irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW); + + tsc_device.irq = IRQ7; + i2c_register_board_info(0, &tsc_device, 1); +#endif /* CONFIG_AP4EVB_QHD */ + + /* CEU */ + + /* + * TODO: reserve memory for V4L2 DMA buffers, when a suitable API + * becomes available + */ + + /* MIPI-CSI stuff */ + gpio_request(GPIO_FN_VIO_CKO, NULL); + + clk = clk_get(NULL, "vck1_clk"); + if (!IS_ERR(clk)) { + clk_set_rate(clk, clk_round_rate(clk, 13000000)); + clk_enable(clk); + clk_put(clk); + } + + sh7372_add_standard_devices(); + + /* HDMI */ + gpio_request(GPIO_FN_HDMI_HPD, NULL); + gpio_request(GPIO_FN_HDMI_CEC, NULL); + + /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */ +#define SRCR4 0xe61580bc + srcr4 = __raw_readl(SRCR4); + __raw_writel(srcr4 | (1 << 13), SRCR4); + udelay(50); + __raw_writel(srcr4 & ~(1 << 13), SRCR4); + + platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices)); + + sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc1_device); + sh7372_add_device_to_domain(&sh7372_a4lc, &lcdc_device); + sh7372_add_device_to_domain(&sh7372_a4mp, &fsi_device); + + sh7372_add_device_to_domain(&sh7372_a3sp, &sh_mmcif_device); + sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi0_device); + sh7372_add_device_to_domain(&sh7372_a3sp, &sdhi1_device); + sh7372_add_device_to_domain(&sh7372_a4r, &ceu_device); + + hdmi_init_pm_clock(); + fsi_init_pm_clock(); + sh7372_pm_init(); + pm_clk_add(&fsi_device.dev, "spu2"); + pm_clk_add(&lcdc1_device.dev, "hdmi"); +} + +MACHINE_START(AP4EVB, "ap4evb") + .map_io = sh7372_map_io, + .init_early = sh7372_add_early_devices, + .init_irq = sh7372_init_irq, + .handle_irq = shmobile_handle_irq_intc, + .init_machine = ap4evb_init, + .timer = &shmobile_timer, +MACHINE_END |