/* * Copyright (C) 2011-2012 Freescale Semiconductor, Inc. All Rights Reserved. * * 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; either version 2 of the License, or * (at your option) any later version. * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "usb.h" #include "devices-imx6q.h" #include "crm_regs.h" #include "cpu_op-mx6.h" #define GP_SD3_CD IMX_GPIO_NR(7, 0) #define GP_SD3_WP IMX_GPIO_NR(7, 1) #define GP_SD4_CD IMX_GPIO_NR(2, 6) #define GP_SD4_WP IMX_GPIO_NR(2, 7) #define GP_ECSPI1_CS1 IMX_GPIO_NR(3, 19) #define GP_USB_OTG_PWR IMX_GPIO_NR(3, 22) #define GP_CAP_TCH_INT1 IMX_GPIO_NR(1, 9) #define GP_DRGB_IRQGPIO IMX_GPIO_NR(4, 20) #define GP_USB_HUB_RESET IMX_GPIO_NR(7, 12) #define GP_CAN1_STBY IMX_GPIO_NR(1, 2) #define GP_CAN1_EN IMX_GPIO_NR(1, 4) #define GP_CAN1_ERR IMX_GPIO_NR(1, 7) #define GP_MENU_KEY IMX_GPIO_NR(2, 1) #define GP_BACK_KEY IMX_GPIO_NR(2, 2) #define GP_ONOFF_KEY IMX_GPIO_NR(2, 3) #define GP_HOME_KEY IMX_GPIO_NR(2, 4) #define GP_VOL_UP_KEY IMX_GPIO_NR(7, 13) #define GP_VOL_DOWN_KEY IMX_GPIO_NR(4, 5) #define GP_CSI0_RST IMX_GPIO_NR(1, 8) #define GP_CSI0_PWN IMX_GPIO_NR(1, 6) #define GP_ENET_PHY_INT IMX_GPIO_NR(1, 28) #define N6_WL1271_WL_IRQ IMX_GPIO_NR(6, 14) #define N6_WL1271_WL_EN IMX_GPIO_NR(6, 15) #define N6_WL1271_BT_EN IMX_GPIO_NR(6, 16) #define CAN1_ERR_TEST_PADCFG (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) #define CAN1_ERR_PADCFG (PAD_CTL_PUE | \ PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) #define SD3_WP_PADCFG (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) #define WEAK_PULLUP (PAD_CTL_HYS | PAD_CTL_PKE \ | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP) #define N6_IRQ_PADCFG (PAD_CTL_PUE | PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) #define N6_IRQ_TEST_PADCFG (PAD_CTL_PKE | N6_IRQ_PADCFG) #define N6_EN_PADCFG (PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm) #if defined(CONFIG_MXC_CAMERA_OV5642) || defined(CONFIG_MXC_CAMERA_OV5642_MODULE) \ || defined(CONFIG_MXC_CAMERA_OV5640) || defined(CONFIG_MXC_CAMERA_OV5640_MODULE) #define CSI0_CAMERA #endif #include "pads-mx6_nitrogen6x.h" #define FOR_DL_SOLO #include "pads-mx6_nitrogen6x.h" void __init early_console_setup(unsigned long base, struct clk *clk); static struct clk *sata_clk; extern char *gp_reg_id; extern char *soc_reg_id; extern char *pu_reg_id; static int caam_enabled; extern struct regulator *(*get_cpu_regulator)(void); extern void (*put_cpu_regulator)(void); #define IOMUX_SETUP(pad_list) mxc_iomux_v3_setup_pads(mx6q_##pad_list, \ mx6dl_solo_##pad_list) static int mxc_iomux_v3_setup_pads(iomux_v3_cfg_t *mx6q_pad_list, iomux_v3_cfg_t *mx6dl_solo_pad_list) { iomux_v3_cfg_t *p = cpu_is_mx6q() ? mx6q_pad_list : mx6dl_solo_pad_list; int ret; while (*p) { ret = mxc_iomux_v3_setup_pad(*p); if (ret) return ret; p++; } return 0; } struct gpio n6w_wl1271_gpios[] __initdata = { {.label = "wl1271_int", .gpio = N6_WL1271_WL_IRQ, .flags = GPIOF_DIR_IN}, {.label = "wl1271_bt_en", .gpio = N6_WL1271_BT_EN, .flags = 0}, {.label = "wl1271_wl_en", .gpio = N6_WL1271_WL_EN, .flags = 0}, }; __init static int is_nitrogen6w(void) { int ret = gpio_request_array(n6w_wl1271_gpios, ARRAY_SIZE(n6w_wl1271_gpios)); if (ret) { printk(KERN_ERR "%s gpio_request_array failed(" "%d) for n6w_wl1271_gpios\n", __func__, ret); return ret; } ret = gpio_get_value(N6_WL1271_WL_IRQ); if (ret <= 0) { /* Sabrelite, not nitrogen6w */ gpio_free(N6_WL1271_WL_IRQ); gpio_free(N6_WL1271_WL_EN); gpio_free(N6_WL1271_BT_EN); ret = 0; } return ret; } enum sd_pad_mode { SD_PAD_MODE_LOW_SPEED, SD_PAD_MODE_MED_SPEED, SD_PAD_MODE_HIGH_SPEED, }; static int plt_sd_pad_change(unsigned int index, int clock) { /* LOW speed is the default state of SD pads */ static enum sd_pad_mode pad_mode = SD_PAD_MODE_LOW_SPEED; int i = (index - 1) * SD_SPEED_CNT; if ((index < 1) || (index > 3)) { printk(KERN_ERR "no such SD host controller index %d\n", index); return -EINVAL; } if (clock > 100000000) { if (pad_mode == SD_PAD_MODE_HIGH_SPEED) return 0; pad_mode = SD_PAD_MODE_HIGH_SPEED; i += _200MHZ; } else if (clock > 52000000) { if (pad_mode == SD_PAD_MODE_MED_SPEED) return 0; pad_mode = SD_PAD_MODE_MED_SPEED; i += _100MHZ; } else { if (pad_mode == SD_PAD_MODE_LOW_SPEED) return 0; pad_mode = SD_PAD_MODE_LOW_SPEED; i += _50MHZ; } return IOMUX_SETUP(sd_pads[i]); } static void sdio_set_power(int on) { pr_debug("%s:%s: set power(%d)\n", __FILE__, __func__, on); gpio_set_value(N6_WL1271_WL_EN,on); } #ifdef CONFIG_WL12XX_PLATFORM_DATA static struct esdhc_platform_data sd2_data = { .always_present = 1, .cd_gpio = -1, .wp_gpio = -1, .keep_power_at_suspend = 0, .caps = MMC_CAP_POWER_OFF_CARD, .platform_pad_change = plt_sd_pad_change, .set_power = sdio_set_power, }; #endif static struct esdhc_platform_data sd3_data = { .cd_gpio = GP_SD3_CD, .wp_gpio = GP_SD3_WP, .keep_power_at_suspend = 1, .platform_pad_change = plt_sd_pad_change, }; static const struct esdhc_platform_data sd4_data __initconst = { .cd_gpio = GP_SD4_CD, .wp_gpio = -1, .keep_power_at_suspend = 1, .platform_pad_change = plt_sd_pad_change, }; static const struct anatop_thermal_platform_data anatop_thermal_data __initconst = { .name = "anatop_thermal", }; static const struct imxuart_platform_data mx6_arm2_uart2_data __initconst = { .flags = IMXUART_HAVE_RTSCTS, }; #if !(defined(CSI0_CAMERA)) static const struct imxuart_platform_data mx6_arm2_uart3_data __initconst = { .flags = IMXUART_HAVE_RTSCTS, }; static const struct imxuart_platform_data mx6_arm2_uart4_data __initconst = { .flags = IMXUART_HAVE_RTSCTS, }; #endif static unsigned short ksz9031_por_cmds[] = { 0x0204, 0x0, /* RX_CTL/TX_CTL output pad skew */ 0x0205, 0x0, /* RXDn pad skew */ 0x0206, 0x0, /* TXDn pad skew */ 0x0208, 0x03ff, /* TXC/RXC pad skew */ 0x0, 0x0 }; static int ksz9031_send_phy_cmds(struct phy_device *phydev, unsigned short* p) { for (;;) { unsigned reg = *p++; unsigned val = *p++; if (reg == 0 && val == 0) break; if (reg < 32) { phy_write(phydev, reg, val); } else { unsigned dev_addr = (reg >> 8) & 0x7f; phy_write(phydev, 0x0d, dev_addr); phy_write(phydev, 0x0e, reg & 0xff); phy_write(phydev, 0x0d, dev_addr | 0x8000); phy_write(phydev, 0x0e, val); } } return 0; } static int fec_phy_init(struct phy_device *phydev) { if ((phydev->phy_id & 0x00fffff0) == PHY_ID_KSZ9031) { ksz9031_send_phy_cmds(phydev, ksz9031_por_cmds); return 0; } /* KSZ9021 */ /* prefer master mode */ phy_write(phydev, 0x9, 0x1f00); /* min rx data delay */ phy_write(phydev, 0x0b, 0x8105); phy_write(phydev, 0x0c, 0x0000); /* min tx data delay */ phy_write(phydev, 0x0b, 0x8106); phy_write(phydev, 0x0c, 0x0000); /* max rx/tx clock delay, min rx/tx control delay */ phy_write(phydev, 0x0b, 0x8104); phy_write(phydev, 0x0c, 0xf0f0); phy_write(phydev, 0x0b, 0x104); return 0; } static struct fec_platform_data fec_data __initdata = { .init = fec_phy_init, .phy = PHY_INTERFACE_MODE_RGMII, .phy_irq = gpio_to_irq(GP_ENET_PHY_INT) }; static int spi_cs[] = { GP_ECSPI1_CS1, }; static const struct spi_imx_master spi_data __initconst = { .chipselect = spi_cs, .num_chipselect = ARRAY_SIZE(spi_cs), }; #ifdef ONE_WIRE static int ecspi2_cs[] = { IMX_GPIO_NR(5, 12), }; static const struct spi_imx_master ecspi2_data __initconst = { .chipselect = ecspi2_cs, .num_chipselect = ARRAY_SIZE(ecspi2_cs), }; #endif #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE) static struct mtd_partition spi_nor_partitions[] = { { .name = "bootloader", .offset = 0, .size = 768*1024, }, { .name = "ubparams", .offset = MTDPART_OFS_APPEND, .size = 8*1024, }, { .name = "unused", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, }, }; static struct flash_platform_data spi_flash_data = { .name = "m25p80", .parts = spi_nor_partitions, .nr_parts = ARRAY_SIZE(spi_nor_partitions), .type = "sst25vf016b", }; #endif static struct spi_board_info spi_nor_device[] __initdata = { #if defined(CONFIG_MTD_M25P80) { .modalias = "m25p80", .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, .chip_select = 0, .platform_data = &spi_flash_data, }, #endif }; static void spi_device_init(void) { spi_register_board_info(spi_nor_device, ARRAY_SIZE(spi_nor_device)); } static struct mxc_audio_platform_data audio_data; static int sgtl5000_init(void) { struct clk *clko; struct clk *new_parent; int rate; clko = clk_get(NULL, "clko_clk"); if (IS_ERR(clko)) { pr_err("can't get CLKO clock.\n"); return PTR_ERR(clko); } new_parent = clk_get(NULL, "ahb"); if (!IS_ERR(new_parent)) { clk_set_parent(clko, new_parent); clk_put(new_parent); } rate = clk_round_rate(clko, 16000000); if (rate < 8000000 || rate > 27000000) { pr_err("Error:SGTL5000 mclk freq %d out of range!\n", rate); clk_put(clko); return -1; } audio_data.sysclk = rate; clk_set_rate(clko, rate); clk_enable(clko); return 0; } static struct imx_ssi_platform_data ssi_pdata = { .flags = IMX_SSI_DMA | IMX_SSI_SYN, }; static struct mxc_audio_platform_data audio_data = { .ssi_num = 1, .src_port = 2, .ext_port = 4, .init = sgtl5000_init, .hp_gpio = -1, }; static struct platform_device audio_device = { .name = "imx-sgtl5000", }; static struct imxi2c_platform_data i2c_data = { .bitrate = 100000, }; static struct i2c_board_info mxc_i2c0_board_info[] __initdata = { { I2C_BOARD_INFO("sgtl5000", 0x0a), }, { I2C_BOARD_INFO("isl1208", 0x6f), /* Real time clock */ .irq = gpio_to_irq(IMX_GPIO_NR(6, 7)), /* NANDF_CLE */ }, }; static void camera_reset(int power_gp, int poweroff_level, int reset_gp, int reset_gp2) { pr_info("%s: power_gp=0x%x, reset_gp=0x%x reset_gp2=0x%x\n", __func__, power_gp, reset_gp, reset_gp2); /* Camera power down */ gpio_request(power_gp, "cam-pwdn"); gpio_request(reset_gp, "cam-reset"); if (reset_gp2 >= 0) gpio_request(reset_gp2, "cam-reset2"); gpio_direction_output(power_gp, poweroff_level); /* Camera reset */ gpio_direction_output(reset_gp, 0); if (reset_gp2 >= 0) gpio_direction_output(reset_gp2, 0); msleep(1); gpio_set_value(power_gp, poweroff_level ^ 1); msleep(1); gpio_set_value(reset_gp, 1); if (reset_gp2 >= 0) gpio_set_value(reset_gp2, 1); } #if defined(CONFIG_MXC_CAMERA_OV5640_MIPI) || defined(CONFIG_MXC_CAMERA_OV5640_MIPI_MODULE) /* * (ov5640 Mipi) - J16 * NANDF_WP_B GPIO[6]:9 Nitrogen6x - power down, SOM - NC * NANDF_D5 GPIO[2]:5 Nitrogen6x/SOM - CSI0 reset * NANDF_CS0 GPIO[6]:11 reset, old rev SOM jumpered * SD1_DAT1 GPIO[1]:16 24 Mhz XCLK/XVCLK (pwm3) */ struct pwm_device *mipi_pwm; static void ov5640_mipi_camera_io_init(void) { IOMUX_SETUP(mipi_pads); pr_info("%s\n", __func__); mipi_pwm = pwm_request(2, "mipi_clock"); if (IS_ERR(mipi_pwm)) { pr_err("unable to request PWM for mipi_clock\n"); } else { unsigned period = 1000/22; pr_info("got pwm for mipi_clock\n"); pwm_config(mipi_pwm, period >> 1, period); pwm_enable(mipi_pwm); } camera_reset(IMX_GPIO_NR(6, 9), 1, IMX_GPIO_NR(2, 5), IMX_GPIO_NR(6, 11)); /* for mx6dl, mipi virtual channel 1 connect to csi 1*/ if (cpu_is_mx6dl()) mxc_iomux_set_gpr_register(13, 3, 3, 1); } static void ov5640_mipi_camera_powerdown(int powerdown) { if (!IS_ERR(mipi_pwm)) { if (powerdown) { pwm_disable(mipi_pwm); } else { unsigned period = 1000/22; pwm_config(mipi_pwm, period >> 1, period); pwm_enable(mipi_pwm); } } pr_info("%s: powerdown=%d, power_gp=0x%x\n", __func__, powerdown, IMX_GPIO_NR(6, 9)); gpio_set_value(IMX_GPIO_NR(6, 9), powerdown ? 1 : 0); if (!powerdown) msleep(2); } static struct fsl_mxc_camera_platform_data ov5640_mipi_data = { .mclk = 22000000, .csi = 0, .io_init = ov5640_mipi_camera_io_init, .pwdn = ov5640_mipi_camera_powerdown, }; #endif #if defined(CSI0_CAMERA) /* * GPIO_6 GPIO[1]:6 (ov564x) - J5 - CSI0 power down * GPIO_8 GPIO[1]:8 (ov564x) - J5 - CSI0 reset * NANDF_CS0 GPIO[6]:11 (ov564x) - J5 - reset * SD1_DAT0 GPIO[1]:16 (ov564x) - J5 - GP */ static void ov564x_io_init(void) { IOMUX_SETUP(csi0_sensor_pads); camera_reset(GP_CSI0_PWN, 1, GP_CSI0_RST, IMX_GPIO_NR(6, 11)); /* For MX6Q GPR1 bit19 and bit20 meaning: * Bit19: 0 - Enable mipi to IPU1 CSI0 * virtual channel is fixed to 0 * 1 - Enable parallel interface to IPU1 CSI0 * Bit20: 0 - Enable mipi to IPU2 CSI1 * virtual channel is fixed to 3 * 1 - Enable parallel interface to IPU2 CSI1 * IPU1 CSI1 directly connect to mipi csi2, * virtual channel is fixed to 1 * IPU2 CSI0 directly connect to mipi csi2, * virtual channel is fixed to 2 */ if (cpu_is_mx6q()) mxc_iomux_set_gpr_register(1, 19, 1, 1); else mxc_iomux_set_gpr_register(13, 0, 3, 4); } static void ov564x_powerdown(int powerdown) { pr_info("%s: powerdown=%d, power_gp=0x%x\n", __func__, powerdown, GP_CSI0_PWN); gpio_set_value(GP_CSI0_PWN, powerdown ? 1 : 0); msleep(2); } static struct fsl_mxc_camera_platform_data ov564x_data = { .mclk = 24000000, .mclk_source = 0, .csi = 0, .io_init = ov564x_io_init, .pwdn = ov564x_powerdown, }; #endif static void adv7180_pwdn(int powerdown) { pr_info("%s: powerdown=%d, power_gp=0x%x\n", __func__, powerdown, IMX_GPIO_NR(3, 13)); gpio_set_value(IMX_GPIO_NR(3, 13), powerdown ? 0 : 1); } static void adv7180_io_init(void) { camera_reset(IMX_GPIO_NR(3, 13), 0, IMX_GPIO_NR(3, 14), -1); if (cpu_is_mx6q()) mxc_iomux_set_gpr_register(1, 20, 1, 1); else mxc_iomux_set_gpr_register(13, 3, 3, 4); } static struct fsl_mxc_tvin_platform_data adv7180_data = { .pwdn = adv7180_pwdn, .io_init = adv7180_io_init, .cvbs = true, .ipu = 1, .csi = 1, }; static struct i2c_board_info mxc_i2c1_board_info[] __initdata = { { I2C_BOARD_INFO("mxc_hdmi_i2c", 0x50), }, #if defined(CONFIG_MXC_CAMERA_OV5640_MIPI) || defined(CONFIG_MXC_CAMERA_OV5640_MIPI_MODULE) { I2C_BOARD_INFO("ov5640_mipi", 0x3c), .platform_data = (void *)&ov5640_mipi_data, }, #endif #if defined(CSI0_CAMERA) { I2C_BOARD_INFO("ov564x", 0x3c), .platform_data = (void *)&ov564x_data, }, #endif }; static struct tsc2007_platform_data tsc2007_info = { .model = 2004, .x_plate_ohms = 500, }; static struct fsl_mxc_lcd_platform_data adv7391_data = { .ipu_id = 0, .disp_id = 0, .default_ifmt = IPU_PIX_FMT_BT656, }; static struct i2c_board_info mxc_i2c2_board_info[] __initdata = { { I2C_BOARD_INFO("egalax_ts", 0x4), .irq = gpio_to_irq(GP_CAP_TCH_INT1), }, { I2C_BOARD_INFO("tsc2004", 0x48), .platform_data = &tsc2007_info, .irq = gpio_to_irq(GP_DRGB_IRQGPIO), }, #if defined(CONFIG_TOUCHSCREEN_FT5X06) \ || defined(CONFIG_TOUCHSCREEN_FT5X06_MODULE) { I2C_BOARD_INFO("ft5x06-ts", 0x38), .irq = gpio_to_irq(GP_CAP_TCH_INT1), }, #endif { I2C_BOARD_INFO("mxc_adv739x", 0x2a), .platform_data = (void *)&adv7391_data, }, { I2C_BOARD_INFO("adv7180", 0x20), .platform_data = (void *)&adv7180_data, .irq = gpio_to_irq(IMX_GPIO_NR(5, 0)), /* EIM_WAIT */ }, }; static void usbotg_vbus(bool on) { if (on) gpio_set_value(GP_USB_OTG_PWR, 1); else gpio_set_value(GP_USB_OTG_PWR, 0); } static void __init init_usb(void) { int ret = 0; imx_otg_base = MX6_IO_ADDRESS(MX6Q_USB_OTG_BASE_ADDR); /* disable external charger detect, * or it will affect signal quality at dp . */ ret = gpio_request(GP_USB_OTG_PWR, "usb-pwr"); if (ret) { pr_err("failed to get GPIO USB_OTG_PWR: %d\n", ret); return; } gpio_direction_output(GP_USB_OTG_PWR, 0); mxc_iomux_set_gpr_register(1, 13, 1, 1); mx6_set_otghost_vbus_func(usbotg_vbus); } /* HW Initialization, if return 0, initialization is successful. */ static int init_sata(struct device *dev, void __iomem *addr) { u32 tmpdata; int ret = 0; struct clk *clk; sata_clk = clk_get(dev, "imx_sata_clk"); if (IS_ERR(sata_clk)) { dev_err(dev, "no sata clock.\n"); return PTR_ERR(sata_clk); } ret = clk_enable(sata_clk); if (ret) { dev_err(dev, "can't enable sata clock.\n"); goto put_sata_clk; } /* Set PHY Paremeters, two steps to configure the GPR13, * one write for rest of parameters, mask of first write is 0x07FFFFFD, * and the other one write for setting the mpll_clk_off_b *.rx_eq_val_0(iomuxc_gpr13[26:24]), *.los_lvl(iomuxc_gpr13[23:19]), *.rx_dpll_mode_0(iomuxc_gpr13[18:16]), *.sata_speed(iomuxc_gpr13[15]), *.mpll_ss_en(iomuxc_gpr13[14]), *.tx_atten_0(iomuxc_gpr13[13:11]), *.tx_boost_0(iomuxc_gpr13[10:7]), *.tx_lvl(iomuxc_gpr13[6:2]), *.mpll_ck_off(iomuxc_gpr13[1]), *.tx_edgerate_0(iomuxc_gpr13[0]), */ tmpdata = readl(IOMUXC_GPR13); writel(((tmpdata & ~0x07FFFFFF) | 0x0593A044), IOMUXC_GPR13); /* enable SATA_PHY PLL */ tmpdata = readl(IOMUXC_GPR13); writel(((tmpdata & ~0x2) | 0x2), IOMUXC_GPR13); /* Get the AHB clock rate, and configure the TIMER1MS reg later */ clk = clk_get(NULL, "ahb"); if (IS_ERR(clk)) { dev_err(dev, "no ahb clock.\n"); ret = PTR_ERR(clk); goto release_sata_clk; } tmpdata = clk_get_rate(clk) / 1000; clk_put(clk); ret = sata_init(addr, tmpdata); if (ret == 0) return ret; release_sata_clk: clk_disable(sata_clk); put_sata_clk: clk_put(sata_clk); return ret; } static void exit_sata(struct device *dev) { clk_disable(sata_clk); clk_put(sata_clk); } static struct ahci_platform_data sata_data = { .init = init_sata, .exit = exit_sata, }; static struct gpio flexcan_gpios[] = { { GP_CAN1_ERR, GPIOF_DIR_IN, "flexcan1-err" }, { GP_CAN1_EN, GPIOF_OUT_INIT_LOW, "flexcan1-en" }, { GP_CAN1_STBY, GPIOF_OUT_INIT_LOW, "flexcan1-stby" }, }; static void flexcan0_mc33902_switch(int enable) { gpio_set_value(GP_CAN1_EN, enable); gpio_set_value(GP_CAN1_STBY, enable); } static void flexcan0_tja1040_switch(int enable) { gpio_set_value(GP_CAN1_STBY, enable ^ 1); } static const struct flexcan_platform_data flexcan0_mc33902_pdata __initconst = { .transceiver_switch = flexcan0_mc33902_switch, }; static const struct flexcan_platform_data flexcan0_tja1040_pdata __initconst = { .transceiver_switch = flexcan0_tja1040_switch, }; static struct viv_gpu_platform_data imx6_gpu_pdata __initdata = { .reserved_mem_size = SZ_128M, }; static struct imx_asrc_platform_data imx_asrc_data = { .channel_bits = 4, .clk_map_ver = 2, }; static struct ipuv3_fb_platform_data fb_data[] = { { /*fb0*/ .disp_dev = "ldb", .interface_pix_fmt = IPU_PIX_FMT_RGB666, .mode_str = "LDB-XGA", .default_bpp = 16, .int_clk = false, }, { .disp_dev = "lcd", .interface_pix_fmt = IPU_PIX_FMT_RGB565, .mode_str = "CLAA-WVGA", .default_bpp = 16, .int_clk = false, }, { .disp_dev = "ldb", .interface_pix_fmt = IPU_PIX_FMT_RGB666, .mode_str = "LDB-SVGA", .default_bpp = 16, .int_clk = false, }, { .disp_dev = "ldb", .interface_pix_fmt = IPU_PIX_FMT_RGB666, .mode_str = "LDB-VGA", .default_bpp = 16, .int_clk = false, }, }; static void hdmi_init(int ipu_id, int disp_id) { int hdmi_mux_setting; if ((ipu_id > 1) || (ipu_id < 0)) { pr_err("Invalid IPU select for HDMI: %d. Set to 0\n", ipu_id); ipu_id = 0; } if ((disp_id > 1) || (disp_id < 0)) { pr_err("Invalid DI select for HDMI: %d. Set to 0\n", disp_id); disp_id = 0; } /* Configure the connection between IPU1/2 and HDMI */ hdmi_mux_setting = 2*ipu_id + disp_id; /* GPR3, bits 2-3 = HDMI_MUX_CTL */ mxc_iomux_set_gpr_register(3, 2, 2, hdmi_mux_setting); /* Set HDMI event as SDMA event2 while Chip version later than TO1.2 */ if ((mx6q_revision() > IMX_CHIP_REVISION_1_1)) mxc_iomux_set_gpr_register(0, 0, 1, 1); } /* On mx6x sbarelite board i2c2 iomux with hdmi ddc, * the pins default work at i2c2 function, when hdcp enable, the pins should work at ddc function */ static void hdmi_enable_ddc_pin(void) { IOMUX_SETUP(hdmi_ddc_pads); } static void hdmi_disable_ddc_pin(void) { IOMUX_SETUP(i2c2_pads); } static struct fsl_mxc_hdmi_platform_data hdmi_data = { .init = hdmi_init, .enable_pins = hdmi_enable_ddc_pin, .disable_pins = hdmi_disable_ddc_pin, }; static struct fsl_mxc_hdmi_core_platform_data hdmi_core_data = { .ipu_id = 0, .disp_id = 1, }; static void lcd_enable_pins(void) { pr_info("%s\n", __func__); IOMUX_SETUP(lcd_pads_enable); } static void lcd_disable_pins(void) { pr_info("%s\n", __func__); IOMUX_SETUP(lcd_pads_disable); } static struct fsl_mxc_lcd_platform_data lcdif_data = { .ipu_id = 0, .disp_id = 0, .default_ifmt = IPU_PIX_FMT_RGB565, .enable_pins = lcd_enable_pins, .disable_pins = lcd_disable_pins, }; static struct fsl_mxc_ldb_platform_data ldb_data = { .ipu_id = 1, .disp_id = 0, .ext_ref = 1, .mode = LDB_SEP0, .sec_ipu_id = 1, .sec_disp_id = 1, }; static struct fsl_mxc_lcd_platform_data bt656_data = { .ipu_id = 0, .disp_id = 0, .default_ifmt = IPU_PIX_FMT_BT656, }; static struct imx_ipuv3_platform_data ipu_data[] = { { .rev = 4, .csi_clk[0] = "clko2_clk", }, { .rev = 4, .csi_clk[0] = "clko2_clk", }, }; static struct fsl_mxc_capture_platform_data capture_data[] = { #if defined(CSI0_CAMERA) { .ipu = 0, .csi = 0, .mclk_source = 0, .is_mipi = 0, }, #endif #if defined(CONFIG_MXC_CAMERA_OV5640_MIPI) || defined(CONFIG_MXC_CAMERA_OV5640_MIPI_MODULE) { .ipu = 0, .csi = 0, .mclk_source = 0, .is_mipi = 1, }, #endif #if defined(CONFIG_MXC_TVIN_ADV7180) || defined(CONFIG_MXC_TVIN_ADV7180_MODULE) { .ipu = 1, .csi = 1, .mclk_source = 0, .is_mipi = 0, }, #endif }; static void suspend_enter(void) { /* suspend preparation */ } static void suspend_exit(void) { /* resume restore */ } static const struct pm_platform_data pm_data __initconst = { .name = "imx_pm", .suspend_enter = suspend_enter, .suspend_exit = suspend_exit, }; #define GPIO_BUTTON(gpio_num, ev_code, act_low, descr, wake) \ { \ .gpio = gpio_num, \ .type = EV_KEY, \ .code = ev_code, \ .active_low = act_low, \ .desc = "btn " descr, \ .wakeup = wake, \ } static struct gpio_keys_button buttons[] = { GPIO_BUTTON(GP_ONOFF_KEY, KEY_POWER, 1, "key-power", 1), GPIO_BUTTON(GP_MENU_KEY, KEY_MENU, 1, "key-memu", 0), GPIO_BUTTON(GP_HOME_KEY, KEY_HOME, 1, "key-home", 0), GPIO_BUTTON(GP_BACK_KEY, KEY_BACK, 1, "key-back", 0), GPIO_BUTTON(GP_VOL_UP_KEY, KEY_VOLUMEUP, 1, "volume-up", 0), #ifndef ONE_WIRE GPIO_BUTTON(GP_VOL_DOWN_KEY, KEY_VOLUMEDOWN, 1, "volume-down", 0), #endif }; #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) static struct gpio_keys_platform_data button_data = { .buttons = buttons, .nbuttons = ARRAY_SIZE(buttons), }; static struct platform_device button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, .dev = { .platform_data = &button_data, } }; static void __init add_device_buttons(void) { platform_device_register(&button_device); } #else static void __init add_device_buttons(void) { int i; for (i=0; i < ARRAY_SIZE(buttons);i++) { int gpio = buttons[i].gpio; pr_debug("%s: exporting gpio %d\n", __func__, gpio); gpio_export(gpio,1); } } #endif #ifdef CONFIG_WL12XX_PLATFORM_DATA static void wl1271_set_power(bool enable) { if (0 == enable) { gpio_set_value(N6_WL1271_WL_EN, 0); /* momentarily disable */ mdelay(2); gpio_set_value(N6_WL1271_WL_EN, 1); } } struct wl12xx_platform_data n6q_wlan_data __initdata = { .irq = gpio_to_irq(N6_WL1271_WL_IRQ), .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */ .set_power = wl1271_set_power, }; static struct regulator_consumer_supply n6q_vwl1271_consumers[] = { REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx.1"), }; static struct regulator_init_data n6q_vwl1271_init = { .constraints = { .name = "VDD_1.8V", .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = ARRAY_SIZE(n6q_vwl1271_consumers), .consumer_supplies = n6q_vwl1271_consumers, }; static struct fixed_voltage_config n6q_vwl1271_reg_config = { .supply_name = "vwl1271", .microvolts = 1800000, /* 1.80V */ .gpio = N6_WL1271_WL_EN, .startup_delay = 70000, /* 70ms */ .enable_high = 1, .enabled_at_boot = 0, .init_data = &n6q_vwl1271_init, }; static struct platform_device n6q_vwl1271_reg_devices = { .name = "reg-fixed-voltage", .id = 4, .dev = { .platform_data = &n6q_vwl1271_reg_config, }, }; #endif static struct regulator_consumer_supply vmmc_consumers[] = { REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx.2"), REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx.3"), }; static struct regulator_init_data vmmc_init = { .num_consumer_supplies = ARRAY_SIZE(vmmc_consumers), .consumer_supplies = vmmc_consumers, }; static struct fixed_voltage_config vmmc_reg_config = { .supply_name = "vmmc", .microvolts = 3300000, .gpio = -1, .init_data = &vmmc_init, }; static struct platform_device vmmc_reg_devices = { .name = "reg-fixed-voltage", .id = 3, .dev = { .platform_data = &vmmc_reg_config, }, }; #ifdef CONFIG_SND_SOC_SGTL5000 static struct regulator_consumer_supply sgtl5000_consumer_vdda = { .supply = "VDDA", .dev_name = "0-000a", }; static struct regulator_consumer_supply sgtl5000_consumer_vddio = { .supply = "VDDIO", .dev_name = "0-000a", }; static struct regulator_consumer_supply sgtl5000_consumer_vddd = { .supply = "VDDD", .dev_name = "0-000a", }; static struct regulator_init_data sgtl5000_vdda_reg_initdata = { .num_consumer_supplies = 1, .consumer_supplies = &sgtl5000_consumer_vdda, }; static struct regulator_init_data sgtl5000_vddio_reg_initdata = { .num_consumer_supplies = 1, .consumer_supplies = &sgtl5000_consumer_vddio, }; static struct regulator_init_data sgtl5000_vddd_reg_initdata = { .num_consumer_supplies = 1, .consumer_supplies = &sgtl5000_consumer_vddd, }; static struct fixed_voltage_config sgtl5000_vdda_reg_config = { .supply_name = "VDDA", .microvolts = 2500000, .gpio = -1, .init_data = &sgtl5000_vdda_reg_initdata, }; static struct fixed_voltage_config sgtl5000_vddio_reg_config = { .supply_name = "VDDIO", .microvolts = 3300000, .gpio = -1, .init_data = &sgtl5000_vddio_reg_initdata, }; static struct fixed_voltage_config sgtl5000_vddd_reg_config = { .supply_name = "VDDD", .microvolts = 0, .gpio = -1, .init_data = &sgtl5000_vddd_reg_initdata, }; static struct platform_device sgtl5000_vdda_reg_devices = { .name = "reg-fixed-voltage", .id = 0, .dev = { .platform_data = &sgtl5000_vdda_reg_config, }, }; static struct platform_device sgtl5000_vddio_reg_devices = { .name = "reg-fixed-voltage", .id = 1, .dev = { .platform_data = &sgtl5000_vddio_reg_config, }, }; static struct platform_device sgtl5000_vddd_reg_devices = { .name = "reg-fixed-voltage", .id = 2, .dev = { .platform_data = &sgtl5000_vddd_reg_config, }, }; #endif /* CONFIG_SND_SOC_SGTL5000 */ static int imx6_init_audio(void) { mxc_register_device(&audio_device, &audio_data); imx6q_add_imx_ssi(1, &ssi_pdata); #ifdef CONFIG_SND_SOC_SGTL5000 platform_device_register(&sgtl5000_vdda_reg_devices); platform_device_register(&sgtl5000_vddio_reg_devices); platform_device_register(&sgtl5000_vddd_reg_devices); #endif return 0; } /* PWM1_PWMO: backlight control on DRGB connector */ static struct platform_pwm_backlight_data pwm1_backlight_data = { .pwm_id = 0, /* pin SD1_DATA3 - PWM1 */ .max_brightness = 256, .dft_brightness = 256, .pwm_period_ns = 1000000000/32768, }; static struct mxc_pwm_platform_data pwm3_data = { .clk_select = PWM_CLK_HIGHPERF, }; /* PWM4_PWMO: backlight control on LDB connector */ static struct platform_pwm_backlight_data pwm4_backlight_data = { .pwm_id = 3, /* pin SD1_CMD - PWM4 */ .max_brightness = 256, .dft_brightness = 128, .pwm_period_ns = 50000, }; static struct mxc_dvfs_platform_data dvfscore_data = { .reg_id = "cpu_vddgp", .soc_id = "cpu_vddsoc", .pu_id = "cpu_vddvpu", .clk1_id = "cpu_clk", .clk2_id = "gpc_dvfs_clk", .gpc_cntr_offset = MXC_GPC_CNTR_OFFSET, .ccm_cdcr_offset = MXC_CCM_CDCR_OFFSET, .ccm_cacrr_offset = MXC_CCM_CACRR_OFFSET, .ccm_cdhipr_offset = MXC_CCM_CDHIPR_OFFSET, .prediv_mask = 0x1F800, .prediv_offset = 11, .prediv_val = 3, .div3ck_mask = 0xE0000000, .div3ck_offset = 29, .div3ck_val = 2, .emac_val = 0x08, .upthr_val = 25, .dnthr_val = 9, .pncthr_val = 33, .upcnt_val = 10, .dncnt_val = 10, .delay_time = 80, }; static void __init fixup_mxc_board(struct machine_desc *desc, struct tag *tags, char **cmdline, struct meminfo *mi) { } static struct mipi_csi2_platform_data mipi_csi2_pdata = { .ipu_id = 0, .csi_id = 0, .v_channel = 0, .lanes = 2, .dphy_clk = "mipi_pllref_clk", .pixel_clk = "emi_clk", }; static int __init caam_setup(char *__unused) { caam_enabled = 1; return 1; } early_param("caam", caam_setup); static const struct imx_pcie_platform_data pcie_data __initconst = { .pcie_pwr_en = -EINVAL, .pcie_rst = -EINVAL, //GP_CAP_TCH_INT1, .pcie_wake_up = -EINVAL, .pcie_dis = -EINVAL, }; /*! * Board specific initialization. */ static void __init board_init(void) { int i, j; int ret; struct clk *clko2; struct clk *new_parent; int rate; int isn6 ; #ifdef ONE_WIRE int one_wire_gp; #endif IOMUX_SETUP(common_pads); lcd_disable_pins(); isn6 = is_nitrogen6w(); if (isn6) { audio_data.ext_port = 3; sd3_data.wp_gpio = -1 ; IOMUX_SETUP(nitrogen6x_pads); } else { IOMUX_SETUP(sabrelite_pads); } printk(KERN_ERR "------------ Board type %s\n", isn6 ? "Nitrogen6X/W" : "Sabre Lite"); #ifdef CONFIG_FEC_1588 /* Set GPIO_16 input for IEEE-1588 ts_clk and RMII reference clock * For MX6 GPR1 bit21 meaning: * Bit21: 0 - GPIO_16 pad output * 1 - GPIO_16 pad input */ mxc_iomux_set_gpr_register(1, 21, 1, 1); #endif gp_reg_id = dvfscore_data.reg_id; soc_reg_id = dvfscore_data.soc_id; pu_reg_id = dvfscore_data.pu_id; imx6q_add_imx_uart(0, NULL); #ifdef ONE_WIRE one_wire_gp = IMX_GPIO_NR(4, 5); gpio_request(one_wire_gp, "one-wire-12v"); gpio_direction_output(one_wire_gp, 1); gpio_export(one_wire_gp, 1); #endif imx6q_add_imx_uart(1, NULL); if (isn6) imx6q_add_imx_uart(2, &mx6_arm2_uart2_data); #if !defined(CSI0_CAMERA) imx6q_add_imx_uart(3, &mx6_arm2_uart3_data); imx6q_add_imx_uart(4, &mx6_arm2_uart4_data); #endif if (!cpu_is_mx6q()) { ldb_data.ipu_id = 0; ldb_data.sec_ipu_id = 0; } imx6q_add_mxc_hdmi_core(&hdmi_core_data); imx6q_add_ipuv3(0, &ipu_data[0]); if (cpu_is_mx6q()) { imx6q_add_ipuv3(1, &ipu_data[1]); j = ARRAY_SIZE(fb_data); } else { j = (ARRAY_SIZE(fb_data) + 1) / 2; adv7180_data.ipu = 0; } for (i = 0; i < j; i++) imx6q_add_ipuv3fb(i, &fb_data[i]); imx6q_add_vdoa(); imx6q_add_lcdif(&lcdif_data); imx6q_add_ldb(&ldb_data); imx6q_add_v4l2_output(0); imx6q_add_bt656(&bt656_data); for (i = 0; i < ARRAY_SIZE(capture_data); i++) { if (!cpu_is_mx6q()) capture_data[i].ipu = 0; imx6q_add_v4l2_capture(i, &capture_data[i]); } imx6q_add_mipi_csi2(&mipi_csi2_pdata); imx6q_add_imx_snvs_rtc(); if (1 == caam_enabled) imx6q_add_imx_caam(); imx6q_add_imx_i2c(0, &i2c_data); imx6q_add_imx_i2c(1, &i2c_data); imx6q_add_imx_i2c(2, &i2c_data); /* * SABRE Lite does not have an ISL1208 RTC */ i2c_register_board_info(0, mxc_i2c0_board_info, isn6 ? ARRAY_SIZE(mxc_i2c0_board_info) : ARRAY_SIZE(mxc_i2c0_board_info)-1); i2c_register_board_info(1, mxc_i2c1_board_info, ARRAY_SIZE(mxc_i2c1_board_info)); i2c_register_board_info(2, mxc_i2c2_board_info, ARRAY_SIZE(mxc_i2c2_board_info)); /* SPI */ imx6q_add_ecspi(0, &spi_data); #ifdef ONE_WIRE imx6q_add_ecspi(1, &ecspi2_data); #endif spi_device_init(); imx6q_add_mxc_hdmi(&hdmi_data); imx6q_add_anatop_thermal_imx(1, &anatop_thermal_data); imx6_init_fec(fec_data); imx6q_add_pm_imx(0, &pm_data); imx6q_add_sdhci_usdhc_imx(2, &sd3_data); imx6q_add_sdhci_usdhc_imx(3, &sd4_data); imx_add_viv_gpu(&imx6_gpu_data, &imx6_gpu_pdata); init_usb(); if (cpu_is_mx6q()) imx6q_add_ahci(0, &sata_data); imx6q_add_vpu(); imx6_init_audio(); platform_device_register(&vmmc_reg_devices); imx_asrc_data.asrc_core_clk = clk_get(NULL, "asrc_clk"); imx_asrc_data.asrc_audio_clk = clk_get(NULL, "asrc_serial_clk"); imx6q_add_asrc(&imx_asrc_data); /* release USB Hub reset */ gpio_set_value(GP_USB_HUB_RESET, 1); imx6q_add_mxc_pwm(0); imx6q_add_mxc_pwm(1); imx6q_add_mxc_pwm_pdata(2, &pwm3_data); imx6q_add_mxc_pwm(3); imx6q_add_mxc_pwm_backlight(0, &pwm1_backlight_data); imx6q_add_mxc_pwm_backlight(3, &pwm4_backlight_data); imx6q_add_otp(); imx6q_add_viim(); imx6q_add_imx2_wdt(0, NULL); imx6q_add_dma(); imx6q_add_dvfs_core(&dvfscore_data); add_device_buttons(); imx6q_add_hdmi_soc(); imx6q_add_hdmi_soc_dai(); ret = gpio_request_array(flexcan_gpios, ARRAY_SIZE(flexcan_gpios)); if (ret) { pr_err("failed to request flexcan1-gpios: %d\n", ret); } else { int ret = gpio_get_value(GP_CAN1_ERR); if (ret == 0) { imx6q_add_flexcan0(&flexcan0_tja1040_pdata); pr_info("Flexcan NXP tja1040\n"); } else if (ret == 1) { IOMUX_SETUP(mc33902_flexcan_pads); imx6q_add_flexcan0(&flexcan0_mc33902_pdata); pr_info("Flexcan Freescale mc33902\n"); } else { pr_info("Flexcan gpio_get_value CAN1_ERR failed\n"); } } clko2 = clk_get(NULL, "clko2_clk"); if (IS_ERR(clko2)) pr_err("can't get CLKO2 clock.\n"); new_parent = clk_get(NULL, "osc_clk"); if (!IS_ERR(new_parent)) { clk_set_parent(clko2, new_parent); clk_put(new_parent); } rate = clk_round_rate(clko2, 24000000); clk_set_rate(clko2, rate); clk_enable(clko2); imx6q_add_busfreq(); #ifdef CONFIG_WL12XX_PLATFORM_DATA if (isn6) { imx6q_add_sdhci_usdhc_imx(1, &sd2_data); /* WL12xx WLAN Init */ if (wl12xx_set_platform_data(&n6q_wlan_data)) pr_err("error setting wl12xx data\n"); platform_device_register(&n6q_vwl1271_reg_devices); gpio_set_value(N6_WL1271_WL_EN, 1); /* momentarily enable */ gpio_set_value(N6_WL1271_BT_EN, 1); mdelay(2); gpio_set_value(N6_WL1271_WL_EN, 0); gpio_set_value(N6_WL1271_BT_EN, 0); gpio_free(N6_WL1271_WL_EN); gpio_free(N6_WL1271_BT_EN); mdelay(1); } #endif imx6q_add_pcie(&pcie_data); imx6_add_armpmu(); imx6q_add_perfmon(0); imx6q_add_perfmon(1); imx6q_add_perfmon(2); } extern void __iomem *twd_base; static void __init timer_init(void) { struct clk *uart_clk; #ifdef CONFIG_LOCAL_TIMERS twd_base = ioremap(LOCAL_TWD_ADDR, SZ_256); BUG_ON(!twd_base); #endif mx6_clocks_init(32768, 24000000, 0, 0); uart_clk = clk_get_sys("imx-uart.0", NULL); early_console_setup(UART2_BASE_ADDR, uart_clk); } static struct sys_timer timer __initdata = { .init = timer_init, }; static void __init reserve(void) { #if defined(CONFIG_MXC_GPU_VIV) || defined(CONFIG_MXC_GPU_VIV_MODULE) phys_addr_t phys; if (imx6_gpu_pdata.reserved_mem_size) { phys = memblock_alloc_base(imx6_gpu_pdata.reserved_mem_size, SZ_4K, SZ_1G); memblock_remove(phys, imx6_gpu_pdata.reserved_mem_size); imx6_gpu_pdata.reserved_mem_base = phys; } #endif } /* * initialize __mach_desc_MX6Q_SABRELITE data structure. */ MACHINE_START(MX6_NITROGEN6X, "Boundary Devices Nitrogen6X/SABRE Lite Board") /* Maintainer: Boundary Devices */ .boot_params = MX6_PHYS_OFFSET + 0x100, .fixup = fixup_mxc_board, .map_io = mx6_map_io, .init_irq = mx6_init_irq, .init_machine = board_init, .timer = &timer, .reserve = reserve, MACHINE_END