/* * Copyright 2015 Toradex, Inc. * * Based on vf610twr.c: * Copyright 2013 Freescale Semiconductor, Inc. * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <asm/io.h> #include <asm/arch/imx-regs.h> #include <asm/arch/iomux-vf610.h> #include <asm/arch/ddrmc-vf610.h> #include <asm/arch/crm_regs.h> #include <asm/arch/clock.h> #include <mmc.h> #include <fsl_esdhc.h> #include <miiphy.h> #include <netdev.h> #include <i2c.h> #include <g_dnl.h> #include <asm/gpio.h> #include <usb.h> DECLARE_GLOBAL_DATA_PTR; #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_25ohm | PAD_CTL_OBE_IBE_ENABLE) #define ESDHC_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_HIGH | \ PAD_CTL_DSE_20ohm | PAD_CTL_OBE_IBE_ENABLE) #define ENET_PAD_CTRL (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \ PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE) #define USB_PEN_GPIO 83 #define USB_CDET_GPIO 102 static struct ddrmc_cr_setting colibri_vf_cr_settings[] = { /* levelling */ { DDRMC_CR97_WRLVL_EN, 97 }, { DDRMC_CR98_WRLVL_DL_0(0), 98 }, { DDRMC_CR99_WRLVL_DL_1(0), 99 }, { DDRMC_CR102_RDLVL_REG_EN | DDRMC_CR102_RDLVL_GT_REGEN, 102 }, { DDRMC_CR105_RDLVL_DL_0(0), 105 }, { DDRMC_CR106_RDLVL_GTDL_0(4), 106 }, { DDRMC_CR110_RDLVL_DL_1(0) | DDRMC_CR110_RDLVL_GTDL_1(4), 110 }, /* AXI */ { DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 }, { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 }, { DDRMC_CR120_AXI0_PRI1_RPRI(2) | DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 }, { DDRMC_CR121_AXI0_PRI3_RPRI(2) | DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 }, { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) | DDRMC_CR122_AXI0_PRIRLX(100), 122 }, { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) | DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 }, { DDRMC_CR124_AXI1_PRIRLX(100), 124 }, { DDRMC_CR126_PHY_RDLAT(8), 126 }, { DDRMC_CR132_WRLAT_ADJ(5) | DDRMC_CR132_RDLAT_ADJ(6), 132 }, { DDRMC_CR137_PHYCTL_DL(2), 137 }, { DDRMC_CR138_PHY_WRLV_MXDL(256) | DDRMC_CR138_PHYDRAM_CK_EN(1), 138 }, { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) | DDRMC_CR139_PHY_WRLV_DLL(3) | DDRMC_CR139_PHY_WRLV_EN(3), 139 }, { DDRMC_CR140_PHY_WRLV_WW(64), 140 }, { DDRMC_CR143_RDLV_GAT_MXDL(1536) | DDRMC_CR143_RDLV_MXDL(128), 143 }, { DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) | DDRMC_CR144_PHY_RDLV_DLL(3) | DDRMC_CR144_PHY_RDLV_EN(3), 144 }, { DDRMC_CR145_PHY_RDLV_RR(64), 145 }, { DDRMC_CR146_PHY_RDLVL_RESP(64), 146 }, { DDRMC_CR147_RDLV_RESP_MASK(983040), 147 }, { DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 }, { DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) | DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 }, { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) | DDRMC_CR154_PAD_ZQ_MODE(1) | DDRMC_CR154_DDR_SEL_PAD_CONTR(3) | DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 }, { DDRMC_CR155_PAD_ODT_BYTE1(1) | DDRMC_CR155_PAD_ODT_BYTE0(1), 155 }, { DDRMC_CR158_TWR(6), 158 }, { DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) | DDRMC_CR161_TODTH_WR(2), 161 }, /* end marker */ { 0, -1 } }; static const iomux_v3_cfg_t usb_pads[] = { VF610_PAD_PTD4__GPIO_83, VF610_PAD_PTC29__GPIO_102, }; int dram_init(void) { static const struct ddr3_jedec_timings timings = { .tinit = 5, .trst_pwron = 80000, .cke_inactive = 200000, .wrlat = 5, .caslat_lin = 12, .trc = 21, .trrd = 4, .tccd = 4, .tbst_int_interval = 0, .tfaw = 20, .trp = 6, .twtr = 4, .tras_min = 15, .tmrd = 4, .trtp = 4, .tras_max = 28080, .tmod = 12, .tckesr = 4, .tcke = 3, .trcd_int = 6, .tras_lockout = 0, .tdal = 12, .bstlen = 3, .tdll = 512, .trp_ab = 6, .tref = 3120, .trfc = 64, .tref_int = 0, .tpdex = 3, .txpdll = 10, .txsnr = 48, .txsr = 468, .cksrx = 5, .cksre = 5, .freq_chg_en = 0, .zqcl = 256, .zqinit = 512, .zqcs = 64, .ref_per_zq = 64, .zqcs_rotate = 0, .aprebit = 10, .cmd_age_cnt = 64, .age_cnt = 64, .q_fullness = 7, .odt_rd_mapcs0 = 0, .odt_wr_mapcs0 = 1, .wlmrd = 40, .wldqsen = 25, }; ddrmc_setup_iomux(NULL, 0); ddrmc_ctrl_init_ddr3(&timings, colibri_vf_cr_settings, NULL, 1, 2); gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); return 0; } static void setup_iomux_uart(void) { static const iomux_v3_cfg_t uart_pads[] = { NEW_PAD_CTRL(VF610_PAD_PTB4__UART1_TX, UART_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTB5__UART1_RX, UART_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTB10__UART0_TX, UART_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTB11__UART0_RX, UART_PAD_CTRL), }; imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); } static void setup_iomux_enet(void) { static const iomux_v3_cfg_t enet0_pads[] = { NEW_PAD_CTRL(VF610_PAD_PTA6__RMII0_CLKOUT, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC10__RMII1_MDIO, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC9__RMII1_MDC, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC11__RMII1_CRS_DV, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC12__RMII1_RD1, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC13__RMII1_RD0, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC14__RMII1_RXER, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC15__RMII1_TD1, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC16__RMII1_TD0, ENET_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTC17__RMII1_TXEN, ENET_PAD_CTRL), }; imx_iomux_v3_setup_multiple_pads(enet0_pads, ARRAY_SIZE(enet0_pads)); } static void setup_iomux_i2c(void) { static const iomux_v3_cfg_t i2c0_pads[] = { VF610_PAD_PTB14__I2C0_SCL, VF610_PAD_PTB15__I2C0_SDA, }; imx_iomux_v3_setup_multiple_pads(i2c0_pads, ARRAY_SIZE(i2c0_pads)); } #ifdef CONFIG_NAND_VF610_NFC static void setup_iomux_nfc(void) { static const iomux_v3_cfg_t nfc_pads[] = { VF610_PAD_PTD23__NF_IO7, VF610_PAD_PTD22__NF_IO6, VF610_PAD_PTD21__NF_IO5, VF610_PAD_PTD20__NF_IO4, VF610_PAD_PTD19__NF_IO3, VF610_PAD_PTD18__NF_IO2, VF610_PAD_PTD17__NF_IO1, VF610_PAD_PTD16__NF_IO0, VF610_PAD_PTB24__NF_WE_B, VF610_PAD_PTB25__NF_CE0_B, VF610_PAD_PTB27__NF_RE_B, VF610_PAD_PTC26__NF_RB_B, VF610_PAD_PTC27__NF_ALE, VF610_PAD_PTC28__NF_CLE }; imx_iomux_v3_setup_multiple_pads(nfc_pads, ARRAY_SIZE(nfc_pads)); } #endif #ifdef CONFIG_FSL_DSPI static void setup_iomux_dspi(void) { static const iomux_v3_cfg_t dspi1_pads[] = { VF610_PAD_PTD5__DSPI1_CS0, VF610_PAD_PTD6__DSPI1_SIN, VF610_PAD_PTD7__DSPI1_SOUT, VF610_PAD_PTD8__DSPI1_SCK, }; imx_iomux_v3_setup_multiple_pads(dspi1_pads, ARRAY_SIZE(dspi1_pads)); } #endif #ifdef CONFIG_VYBRID_GPIO static void setup_iomux_gpio(void) { static const iomux_v3_cfg_t gpio_pads[] = { VF610_PAD_PTA17__GPIO_7, VF610_PAD_PTA20__GPIO_10, VF610_PAD_PTA21__GPIO_11, VF610_PAD_PTA30__GPIO_20, VF610_PAD_PTA31__GPIO_21, VF610_PAD_PTB0__GPIO_22, VF610_PAD_PTB1__GPIO_23, VF610_PAD_PTB6__GPIO_28, VF610_PAD_PTB7__GPIO_29, VF610_PAD_PTB8__GPIO_30, VF610_PAD_PTB9__GPIO_31, VF610_PAD_PTB12__GPIO_34, VF610_PAD_PTB13__GPIO_35, VF610_PAD_PTB16__GPIO_38, VF610_PAD_PTB17__GPIO_39, VF610_PAD_PTB18__GPIO_40, VF610_PAD_PTB21__GPIO_43, VF610_PAD_PTB22__GPIO_44, VF610_PAD_PTC0__GPIO_45, VF610_PAD_PTC1__GPIO_46, VF610_PAD_PTC2__GPIO_47, VF610_PAD_PTC3__GPIO_48, VF610_PAD_PTC4__GPIO_49, VF610_PAD_PTC5__GPIO_50, VF610_PAD_PTC6__GPIO_51, VF610_PAD_PTC7__GPIO_52, VF610_PAD_PTC8__GPIO_53, VF610_PAD_PTD31__GPIO_63, VF610_PAD_PTD30__GPIO_64, VF610_PAD_PTD29__GPIO_65, VF610_PAD_PTD28__GPIO_66, VF610_PAD_PTD27__GPIO_67, VF610_PAD_PTD26__GPIO_68, VF610_PAD_PTD25__GPIO_69, VF610_PAD_PTD24__GPIO_70, VF610_PAD_PTD9__GPIO_88, VF610_PAD_PTD10__GPIO_89, VF610_PAD_PTD11__GPIO_90, VF610_PAD_PTD12__GPIO_91, VF610_PAD_PTD13__GPIO_92, VF610_PAD_PTB23__GPIO_93, VF610_PAD_PTB26__GPIO_96, VF610_PAD_PTB28__GPIO_98, VF610_PAD_PTC30__GPIO_103, VF610_PAD_PTA7__GPIO_134, }; imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads)); } #endif #ifdef CONFIG_FSL_ESDHC struct fsl_esdhc_cfg esdhc_cfg[1] = { {ESDHC1_BASE_ADDR}, }; int board_mmc_getcd(struct mmc *mmc) { /* eSDHC1 is always present */ return 1; } int board_mmc_init(bd_t *bis) { static const iomux_v3_cfg_t esdhc1_pads[] = { NEW_PAD_CTRL(VF610_PAD_PTA24__ESDHC1_CLK, ESDHC_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTA25__ESDHC1_CMD, ESDHC_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTA26__ESDHC1_DAT0, ESDHC_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTA27__ESDHC1_DAT1, ESDHC_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTA28__ESDHC1_DAT2, ESDHC_PAD_CTRL), NEW_PAD_CTRL(VF610_PAD_PTA29__ESDHC1_DAT3, ESDHC_PAD_CTRL), }; esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); imx_iomux_v3_setup_multiple_pads( esdhc1_pads, ARRAY_SIZE(esdhc1_pads)); return fsl_esdhc_initialize(bis, &esdhc_cfg[0]); } #endif static inline int is_colibri_vf61(void) { struct mscm *mscm = (struct mscm *)MSCM_BASE_ADDR; /* * Detect board type by Level 2 Cache: VF50 don't have any * Level 2 Cache. */ return !!mscm->cpxcfg1; } static void clock_init(void) { struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR; struct anadig_reg *anadig = (struct anadig_reg *)ANADIG_BASE_ADDR; u32 pfd_clk_sel, ddr_clk_sel; clrsetbits_le32(&ccm->ccgr0, CCM_REG_CTRL_MASK, CCM_CCGR0_UART0_CTRL_MASK); #ifdef CONFIG_FSL_DSPI setbits_le32(&ccm->ccgr0, CCM_CCGR0_DSPI1_CTRL_MASK); #endif clrsetbits_le32(&ccm->ccgr1, CCM_REG_CTRL_MASK, CCM_CCGR1_PIT_CTRL_MASK | CCM_CCGR1_WDOGA5_CTRL_MASK); clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK, CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK | CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK | CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK); clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK, CCM_CCGR3_ANADIG_CTRL_MASK | CCM_CCGR3_SCSC_CTRL_MASK); clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK, CCM_CCGR4_WKUP_CTRL_MASK | CCM_CCGR4_CCM_CTRL_MASK | CCM_CCGR4_GPC_CTRL_MASK | CCM_CCGR4_I2C0_CTRL_MASK); clrsetbits_le32(&ccm->ccgr6, CCM_REG_CTRL_MASK, CCM_CCGR6_OCOTP_CTRL_MASK | CCM_CCGR6_DDRMC_CTRL_MASK); clrsetbits_le32(&ccm->ccgr7, CCM_REG_CTRL_MASK, CCM_CCGR7_SDHC1_CTRL_MASK); clrsetbits_le32(&ccm->ccgr9, CCM_REG_CTRL_MASK, CCM_CCGR9_FEC0_CTRL_MASK | CCM_CCGR9_FEC1_CTRL_MASK); clrsetbits_le32(&ccm->ccgr10, CCM_REG_CTRL_MASK, CCM_CCGR10_NFC_CTRL_MASK); #ifdef CONFIG_CI_UDC setbits_le32(&ccm->ccgr1, CCM_CCGR1_USBC0_CTRL_MASK); #endif #ifdef CONFIG_USB_EHCI setbits_le32(&ccm->ccgr7, CCM_CCGR7_USBC1_CTRL_MASK); #endif clrsetbits_le32(&anadig->pll5_ctrl, ANADIG_PLL5_CTRL_BYPASS | ANADIG_PLL5_CTRL_POWERDOWN, ANADIG_PLL5_CTRL_ENABLE | ANADIG_PLL5_CTRL_DIV_SELECT); if (is_colibri_vf61()) { clrsetbits_le32(&anadig->pll2_ctrl, ANADIG_PLL5_CTRL_BYPASS | ANADIG_PLL2_CTRL_POWERDOWN, ANADIG_PLL2_CTRL_ENABLE | ANADIG_PLL2_CTRL_DIV_SELECT); } clrsetbits_le32(&anadig->pll1_ctrl, ANADIG_PLL1_CTRL_POWERDOWN, ANADIG_PLL1_CTRL_ENABLE | ANADIG_PLL1_CTRL_DIV_SELECT); clrsetbits_le32(&ccm->ccr, CCM_CCR_OSCNT_MASK, CCM_CCR_FIRC_EN | CCM_CCR_OSCNT(5)); /* See "Typical PLL Configuration" */ if (is_colibri_vf61()) { pfd_clk_sel = CCM_CCSR_PLL1_PFD_CLK_SEL(1); ddr_clk_sel = CCM_CCSR_DDRC_CLK_SEL(0); } else { pfd_clk_sel = CCM_CCSR_PLL1_PFD_CLK_SEL(3); ddr_clk_sel = CCM_CCSR_DDRC_CLK_SEL(1); } clrsetbits_le32(&ccm->ccsr, CCM_REG_CTRL_MASK, pfd_clk_sel | CCM_CCSR_PLL2_PFD4_EN | CCM_CCSR_PLL2_PFD3_EN | CCM_CCSR_PLL2_PFD2_EN | CCM_CCSR_PLL2_PFD1_EN | CCM_CCSR_PLL1_PFD4_EN | CCM_CCSR_PLL1_PFD3_EN | CCM_CCSR_PLL1_PFD2_EN | CCM_CCSR_PLL1_PFD1_EN | ddr_clk_sel | CCM_CCSR_FAST_CLK_SEL(1) | CCM_CCSR_SYS_CLK_SEL(4)); clrsetbits_le32(&ccm->cacrr, CCM_REG_CTRL_MASK, CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) | CCM_CACRR_ARM_CLK_DIV(0)); clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK, CCM_CSCMR1_ESDHC1_CLK_SEL(3) | CCM_CSCMR1_NFC_CLK_SEL(0)); clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK, CCM_CSCDR1_RMII_CLK_EN); clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK, CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0) | CCM_CSCDR2_NFC_EN); clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK, CCM_CSCDR3_NFC_PRE_DIV(5)); clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK, CCM_CSCMR2_RMII_CLK_SEL(2)); } static void mscm_init(void) { struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_IR_BASE_ADDR; int i; for (i = 0; i < MSCM_IRSPRC_NUM; i++) writew(MSCM_IRSPRC_CP0_EN, &mscmir->irsprc[i]); } int board_phy_config(struct phy_device *phydev) { if (phydev->drv->config) phydev->drv->config(phydev); return 0; } int board_early_init_f(void) { clock_init(); mscm_init(); setup_iomux_uart(); setup_iomux_enet(); setup_iomux_i2c(); #ifdef CONFIG_NAND_VF610_NFC setup_iomux_nfc(); #endif #ifdef CONFIG_VYBRID_GPIO setup_iomux_gpio(); #endif #ifdef CONFIG_FSL_DSPI setup_iomux_dspi(); #endif return 0; } #ifdef CONFIG_BOARD_LATE_INIT int board_late_init(void) { struct src *src = (struct src *)SRC_BASE_ADDR; /* Default memory arguments */ if (!getenv("memargs")) { switch (gd->ram_size) { case 0x08000000: /* 128 MB */ setenv("memargs", "mem=128M"); break; case 0x10000000: /* 256 MB */ setenv("memargs", "mem=256M"); break; default: printf("Failed detecting RAM size.\n"); } } if (((src->sbmr2 & SRC_SBMR2_BMOD_MASK) >> SRC_SBMR2_BMOD_SHIFT) == SRC_SBMR2_BMOD_SERIAL) { printf("Serial Downloader recovery mode, disable autoboot\n"); setenv("bootdelay", "-1"); } return 0; } #endif /* CONFIG_BOARD_LATE_INIT */ int board_init(void) { struct scsc_reg *scsc = (struct scsc_reg *)SCSC_BASE_ADDR; /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; /* * Enable external 32K Oscillator * * The internal clock experiences significant drift * so we must use the external oscillator in order * to maintain correct time in the hwclock */ setbits_le32(&scsc->sosc_ctr, SCSC_SOSC_CTR_SOSC_EN); #ifdef CONFIG_USB_EHCI_VF gpio_request(USB_CDET_GPIO, "usb-cdet-gpio"); #endif return 0; } int checkboard(void) { if (is_colibri_vf61()) puts("Board: Colibri VF61\n"); else puts("Board: Colibri VF50\n"); return 0; } int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name) { unsigned short usb_pid; put_unaligned(CONFIG_TRDX_VID, &dev->idVendor); if (is_colibri_vf61()) usb_pid = CONFIG_TRDX_PID_COLIBRI_VF61IT; else usb_pid = CONFIG_TRDX_PID_COLIBRI_VF50IT; put_unaligned(usb_pid, &dev->idProduct); return 0; } #ifdef CONFIG_USB_EHCI_VF int board_ehci_hcd_init(int port) { imx_iomux_v3_setup_multiple_pads(usb_pads, ARRAY_SIZE(usb_pads)); switch (port) { case 0: /* USBC does not have PEN, also configured as USB client only */ break; case 1: gpio_request(USB_PEN_GPIO, "usb-pen-gpio"); gpio_direction_output(USB_PEN_GPIO, 0); break; } return 0; } int board_usb_phy_mode(int port) { switch (port) { case 0: /* * Port 0 is used only in client mode on Colibri Vybrid modules * Check for state of USB client gpio pin and accordingly return * USB_INIT_DEVICE or USB_INIT_HOST. */ if (gpio_get_value(USB_CDET_GPIO)) return USB_INIT_DEVICE; else return USB_INIT_HOST; case 1: /* Port 1 is used only in host mode on Colibri Vybrid modules */ return USB_INIT_HOST; default: /* * There are only two USB controllers on Vybrid. Ideally we will * not reach here. However return USB_INIT_HOST if we do. */ return USB_INIT_HOST; } } #endif