| /* |
| * 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/sh_mobile_sdhi.h> |
| #include <linux/mfd/tmio.h> |
| #include <linux/mmc/host.h> |
| #include <linux/mtd/mtd.h> |
| #include <linux/mtd/partitions.h> |
| #include <linux/mtd/physmap.h> |
| #include <linux/mmc/host.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 <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/mach/map.h> |
| #include <asm/mach/time.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, |
| }, |
| { |
| .name = "bootenv", |
| .offset = MTDPART_OFS_APPEND, |
| .size = 512 * 1024, |
| }, |
| { |
| .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 = 0x00000000, |
| .end = 0x08000000 - 1, |
| .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, |
| }, |
| }; |
| |
| /* SH_MMCIF */ |
| static struct resource sh_mmcif_resources[] = { |
| [0] = { |
| .name = "SH_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, |
| }; |
| |
| 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, |
| }; |
| |
| static struct resource sdhi0_resources[] = { |
| [0] = { |
| .name = "SDHI0", |
| .start = 0xe6850000, |
| .end = 0xe68501ff, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = evt2irq(0x0e00) /* SDHI0 */, |
| .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, |
| }; |
| |
| static struct resource sdhi1_resources[] = { |
| [0] = { |
| .name = "SDHI1", |
| .start = 0xe6860000, |
| .end = 0xe68601ff, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = evt2irq(0x0e80), |
| .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, |
| }; |
| |
| const static 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 struct sh_mobile_lcdc_info lcdc_info = { |
| .ch[0] = { |
| .chan = LCDC_CHAN_MAINLCD, |
| .bpp = 16, |
| .lcd_cfg = ap4evb_lcdc_modes, |
| .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes), |
| } |
| }; |
| |
| 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, |
| }, |
| }; |
| |
| /* |
| * 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 struct resource mipidsi0_resources[] = { |
| [0] = { |
| .start = 0xffc60000, |
| .end = 0xffc68fff, |
| .flags = IORESOURCE_MEM, |
| }, |
| }; |
| |
| static struct sh_mipi_dsi_info mipidsi0_info = { |
| .data_format = MIPI_RGB888, |
| .lcd_chan = &lcdc_info.ch[0], |
| }; |
| |
| 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, |
| }, |
| }; |
| |
| /* This function will disappear when we switch to (runtime) PM */ |
| static int __init ap4evb_init_display_clk(void) |
| { |
| struct clk *lcdc_clk; |
| struct clk *dsitx_clk; |
| int ret; |
| |
| lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0"); |
| if (IS_ERR(lcdc_clk)) |
| return PTR_ERR(lcdc_clk); |
| |
| dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0"); |
| if (IS_ERR(dsitx_clk)) { |
| ret = PTR_ERR(dsitx_clk); |
| goto eclkdsitxget; |
| } |
| |
| ret = clk_enable(lcdc_clk); |
| if (ret < 0) |
| goto eclklcdcon; |
| |
| ret = clk_enable(dsitx_clk); |
| if (ret < 0) |
| goto eclkdsitxon; |
| |
| return 0; |
| |
| eclkdsitxon: |
| clk_disable(lcdc_clk); |
| eclklcdcon: |
| clk_put(dsitx_clk); |
| eclkdsitxget: |
| clk_put(lcdc_clk); |
| |
| return ret; |
| } |
| device_initcall(ap4evb_init_display_clk); |
| |
| static struct platform_device *qhd_devices[] __initdata = { |
| &mipidsi0_device, |
| &keysc_device, |
| }; |
| #endif /* CONFIG_AP4EVB_QHD */ |
| |
| /* FSI */ |
| #define IRQ_FSI evt2irq(0x1840) |
| #define FSIACKCR 0xE6150018 |
| static void fsiackcr_init(struct clk *clk) |
| { |
| u32 status = __raw_readl(clk->enable_reg); |
| |
| /* use external clock */ |
| status &= ~0x000000ff; |
| status |= 0x00000080; |
| __raw_writel(status, clk->enable_reg); |
| } |
| |
| static struct clk_ops fsiackcr_clk_ops = { |
| .init = fsiackcr_init, |
| }; |
| |
| static struct clk fsiackcr_clk = { |
| .ops = &fsiackcr_clk_ops, |
| .enable_reg = (void __iomem *)FSIACKCR, |
| .rate = 0, /* unknown */ |
| }; |
| |
| static struct sh_fsi_platform_info fsi_info = { |
| .porta_flags = SH_FSI_BRS_INV | |
| SH_FSI_OUT_SLAVE_MODE | |
| SH_FSI_IN_SLAVE_MODE | |
| SH_FSI_OFMT(PCM) | |
| SH_FSI_IFMT(PCM), |
| }; |
| |
| 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, |
| }, |
| }; |
| |
| const static struct fb_videomode ap4evb_hdmi_modes[] = { |
| { |
| .name = "HDMI 720p", |
| .xres = 1280, |
| .yres = 720, |
| |
| /* |
| * If left and right margins are not multiples of 8, |
| * LDHAJR will be adjusted accordingly by the LCDC |
| * driver. Until we start using EDID, these values |
| * might have to be adjusted for different monitors. |
| */ |
| .left_margin = 200, |
| .right_margin = 88, |
| .hsync_len = 48, |
| |
| .upper_margin = 20, |
| .lower_margin = 5, |
| .vsync_len = 5, |
| |
| .pixclock = 13468, |
| .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, |
| }, |
| }; |
| |
| static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = { |
| .clock_source = LCDC_CLK_EXTERNAL, |
| .ch[0] = { |
| .chan = LCDC_CHAN_MAINLCD, |
| .bpp = 16, |
| .interface_type = RGB24, |
| .clock_divider = 1, |
| .flags = LCDC_FLAGS_DWPOL, |
| .lcd_cfg = ap4evb_hdmi_modes, |
| .num_cfg = ARRAY_SIZE(ap4evb_hdmi_modes), |
| } |
| }; |
| |
| static struct resource lcdc1_resources[] = { |
| [0] = { |
| .name = "LCDC1", |
| .start = 0xfe944000, |
| .end = 0xfe947fff, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = intcs_evt2irq(0x17a0), |
| .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 sh_mobile_hdmi_info hdmi_info = { |
| .lcd_chan = &sh_mobile_lcdc1_info.ch[0], |
| .lcd_dev = &lcdc1_device.dev, |
| }; |
| |
| 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 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 platform_device *ap4evb_devices[] __initdata = { |
| &leds_device, |
| &nor_flash_device, |
| &smc911x_device, |
| &sdhi0_device, |
| &sdhi1_device, |
| &usb1_host_device, |
| &fsi_device, |
| &sh_mmcif_device, |
| &lcdc1_device, |
| &lcdc_device, |
| &hdmi_device, |
| }; |
| |
| static int __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(&pllc2_clk, &dv_clki_div2_clk); |
| if (ret < 0) { |
| pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, pllc2_clk.usecount); |
| goto out; |
| } |
| |
| pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&pllc2_clk)); |
| |
| rate = clk_round_rate(&pllc2_clk, 594000000); |
| if (rate < 0) { |
| pr_err("Cannot get suitable rate: %ld\n", rate); |
| ret = rate; |
| goto out; |
| } |
| |
| ret = clk_set_rate(&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, &pllc2_clk); |
| if (ret < 0) { |
| pr_err("Cannot set HDMI parent: %d\n", ret); |
| goto out; |
| } |
| |
| out: |
| if (!IS_ERR(hdmi_ick)) |
| clk_put(hdmi_ick); |
| return ret; |
| } |
| |
| device_initcall(hdmi_init_pm_clock); |
| |
| /* |
| * 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 */ |
| #define IRQ28 evt2irq(0x3380) /* IRQ28A */ |
| #define IRQ7 evt2irq(0x02e0) /* IRQ7A */ |
| static struct tsc2007_platform_data tsc2007_info = { |
| .model = 2007, |
| .x_plate_ohms = 1000, |
| }; |
| |
| 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), |
| }, |
| }; |
| |
| static struct map_desc ap4evb_io_desc[] __initdata = { |
| /* create a 1:1 entity map for 0xe6xxxxxx |
| * used by CPGA, INTC and PFC. |
| */ |
| { |
| .virtual = 0xe6000000, |
| .pfn = __phys_to_pfn(0xe6000000), |
| .length = 256 << 20, |
| .type = MT_DEVICE_NONSHARED |
| }, |
| }; |
| |
| static void __init ap4evb_map_io(void) |
| { |
| iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc)); |
| |
| /* setup early devices and console here as well */ |
| sh7372_add_early_devices(); |
| shmobile_setup_console(); |
| } |
| |
| #define GPIO_PORT9CR 0xE6051009 |
| #define GPIO_PORT10CR 0xE605100A |
| static void __init ap4evb_init(void) |
| { |
| u32 srcr4; |
| struct clk *clk; |
| |
| 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); /* USBCR2 */ |
| |
| /* enable FSI2 */ |
| 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 */ |
| |
| /* 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); |
| } |
| |
| /* change parent of FSI A */ |
| clk = clk_get(NULL, "fsia_clk"); |
| if (!IS_ERR(clk)) { |
| clk_register(&fsiackcr_clk); |
| clk_set_parent(clk, &fsiackcr_clk); |
| 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 */ |
| gpio_request(GPIO_FN_IRQ28_123, NULL); |
| 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].lcd_size_cfg.width = 44; |
| lcdc_info.ch[0].lcd_size_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 = 2; |
| lcdc_info.ch[0].flags = 0; |
| lcdc_info.ch[0].lcd_size_cfg.width = 152; |
| lcdc_info.ch[0].lcd_size_cfg.height = 91; |
| |
| /* enable TouchScreen */ |
| gpio_request(GPIO_FN_IRQ7_40, NULL); |
| set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW); |
| |
| tsc_device.irq = IRQ7; |
| i2c_register_board_info(0, &tsc_device, 1); |
| #endif /* CONFIG_AP4EVB_QHD */ |
| |
| 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)); |
| } |
| |
| static void __init ap4evb_timer_init(void) |
| { |
| sh7372_clock_init(); |
| shmobile_timer.init(); |
| |
| /* External clock source */ |
| clk_set_rate(&dv_clki_clk, 27000000); |
| } |
| |
| static struct sys_timer ap4evb_timer = { |
| .init = ap4evb_timer_init, |
| }; |
| |
| MACHINE_START(AP4EVB, "ap4evb") |
| .phys_io = 0xe6000000, |
| .io_pg_offst = ((0xe6000000) >> 18) & 0xfffc, |
| .map_io = ap4evb_map_io, |
| .init_irq = sh7372_init_irq, |
| .init_machine = ap4evb_init, |
| .timer = &ap4evb_timer, |
| MACHINE_END |