/* * Copyright (C) 2011 Freescale Semiconductor, Inc. * Jason Liu * * See file CREDITS for list of people who contributed to this * project. * * 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., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24) DECLARE_GLOBAL_DATA_PTR; int dram_init(void) { u32 size1, size2; size1 = get_ram_size((void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); size2 = get_ram_size((void *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE); gd->ram_size = size1 + size2; return 0; } void dram_init_banksize(void) { gd->bd->bi_dram[0].start = PHYS_SDRAM_1; gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; gd->bd->bi_dram[1].start = PHYS_SDRAM_2; gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; } u32 get_board_rev(void) { struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE; struct fuse_bank *bank = &iim->bank[0]; struct fuse_bank0_regs *fuse = (struct fuse_bank0_regs *)bank->fuse_regs; int rev = readl(&fuse->gp[6]); if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR)) rev = 0; return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8; } static void setup_iomux_uart(void) { /* UART1 RXD */ mxc_request_iomux(MX53_PIN_CSI0_D11, IOMUX_CONFIG_ALT2); mxc_iomux_set_pad(MX53_PIN_CSI0_D11, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU | PAD_CTL_ODE_OPENDRAIN_ENABLE); mxc_iomux_set_input(MX53_UART1_IPP_UART_RXD_MUX_SELECT_INPUT, 0x1); /* UART1 TXD */ mxc_request_iomux(MX53_PIN_CSI0_D10, IOMUX_CONFIG_ALT2); mxc_iomux_set_pad(MX53_PIN_CSI0_D10, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU | PAD_CTL_ODE_OPENDRAIN_ENABLE); } #ifdef CONFIG_USB_EHCI_MX5 int board_ehci_hcd_init(int port) { /* request VBUS power enable pin, GPIO7_8 */ mxc_request_iomux(MX53_PIN_ATA_DA_2, IOMUX_CONFIG_ALT1); gpio_direction_output(IOMUX_TO_GPIO(MX53_PIN_ATA_DA_2), 1); return 0; } #endif static void setup_iomux_fec(void) { /*FEC_MDIO*/ mxc_request_iomux(MX53_PIN_FEC_MDIO, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_MDIO, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_22K_PU | PAD_CTL_ODE_OPENDRAIN_ENABLE); mxc_iomux_set_input(MX53_FEC_FEC_MDI_SELECT_INPUT, 0x1); /*FEC_MDC*/ mxc_request_iomux(MX53_PIN_FEC_MDC, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_MDC, PAD_CTL_DRV_HIGH); /* FEC RXD1 */ mxc_request_iomux(MX53_PIN_FEC_RXD1, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_RXD1, PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE); /* FEC RXD0 */ mxc_request_iomux(MX53_PIN_FEC_RXD0, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_RXD0, PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE); /* FEC TXD1 */ mxc_request_iomux(MX53_PIN_FEC_TXD1, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_TXD1, PAD_CTL_DRV_HIGH); /* FEC TXD0 */ mxc_request_iomux(MX53_PIN_FEC_TXD0, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_TXD0, PAD_CTL_DRV_HIGH); /* FEC TX_EN */ mxc_request_iomux(MX53_PIN_FEC_TX_EN, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_TX_EN, PAD_CTL_DRV_HIGH); /* FEC TX_CLK */ mxc_request_iomux(MX53_PIN_FEC_REF_CLK, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_REF_CLK, PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE); /* FEC RX_ER */ mxc_request_iomux(MX53_PIN_FEC_RX_ER, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_RX_ER, PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE); /* FEC CRS */ mxc_request_iomux(MX53_PIN_FEC_CRS_DV, IOMUX_CONFIG_ALT0); mxc_iomux_set_pad(MX53_PIN_FEC_CRS_DV, PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE); } #ifdef CONFIG_FSL_ESDHC struct fsl_esdhc_cfg esdhc_cfg[2] = { {MMC_SDHC1_BASE_ADDR}, {MMC_SDHC3_BASE_ADDR}, }; int board_mmc_getcd(struct mmc *mmc) { struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; int ret; mxc_request_iomux(MX53_PIN_EIM_DA11, IOMUX_CONFIG_ALT1); gpio_direction_input(IMX_GPIO_NR(3, 11)); mxc_request_iomux(MX53_PIN_EIM_DA13, IOMUX_CONFIG_ALT1); gpio_direction_input(IMX_GPIO_NR(3, 13)); if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR) ret = !gpio_get_value(IMX_GPIO_NR(3, 13)); else ret = !gpio_get_value(IMX_GPIO_NR(3, 11)); return ret; } int board_mmc_init(bd_t *bis) { u32 index; s32 status = 0; esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); esdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM; index++) { switch (index) { case 0: mxc_request_iomux(MX53_PIN_SD1_CMD, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_SD1_CLK, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_SD1_DATA0, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_SD1_DATA1, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_SD1_DATA2, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_SD1_DATA3, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_EIM_DA13, IOMUX_CONFIG_ALT1); mxc_iomux_set_pad(MX53_PIN_SD1_CMD, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU); mxc_iomux_set_pad(MX53_PIN_SD1_CLK, PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU | PAD_CTL_DRV_HIGH); mxc_iomux_set_pad(MX53_PIN_SD1_DATA0, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_SD1_DATA1, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_SD1_DATA2, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_SD1_DATA3, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); break; case 1: mxc_request_iomux(MX53_PIN_ATA_RESET_B, IOMUX_CONFIG_ALT2); mxc_request_iomux(MX53_PIN_ATA_IORDY, IOMUX_CONFIG_ALT2); mxc_request_iomux(MX53_PIN_ATA_DATA8, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA9, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA10, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA11, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA0, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA1, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA2, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_ATA_DATA3, IOMUX_CONFIG_ALT4); mxc_request_iomux(MX53_PIN_EIM_DA11, IOMUX_CONFIG_ALT1); mxc_iomux_set_pad(MX53_PIN_ATA_RESET_B, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_IORDY, PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU | PAD_CTL_DRV_HIGH); mxc_iomux_set_pad(MX53_PIN_ATA_DATA8, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA9, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA10, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA11, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA0, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA1, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA2, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); mxc_iomux_set_pad(MX53_PIN_ATA_DATA3, PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE | PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU); break; default: printf("Warning: you configured more ESDHC controller" "(%d) as supported by the board(2)\n", CONFIG_SYS_FSL_ESDHC_NUM); return status; } status |= fsl_esdhc_initialize(bis, &esdhc_cfg[index]); } return status; } #endif static void setup_iomux_i2c(void) { /* I2C1 SDA */ mxc_request_iomux(MX53_PIN_CSI0_D8, IOMUX_CONFIG_ALT5 | IOMUX_CONFIG_SION); mxc_iomux_set_input(MX53_I2C1_IPP_SDA_IN_SELECT_INPUT, INPUT_CTL_PATH0); mxc_iomux_set_pad(MX53_PIN_CSI0_D8, PAD_CTL_SRE_FAST | PAD_CTL_DRV_HIGH | PAD_CTL_100K_PU | PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_PULL | PAD_CTL_ODE_OPENDRAIN_ENABLE); /* I2C1 SCL */ mxc_request_iomux(MX53_PIN_CSI0_D9, IOMUX_CONFIG_ALT5 | IOMUX_CONFIG_SION); mxc_iomux_set_input(MX53_I2C1_IPP_SCL_IN_SELECT_INPUT, INPUT_CTL_PATH0); mxc_iomux_set_pad(MX53_PIN_CSI0_D9, PAD_CTL_SRE_FAST | PAD_CTL_DRV_HIGH | PAD_CTL_100K_PU | PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_PULL | PAD_CTL_ODE_OPENDRAIN_ENABLE); } static int power_init(void) { unsigned int val; int ret = -1; struct pmic *p; int retval; if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR)) { retval = pmic_dialog_init(I2C_PMIC); if (retval) return retval; p = pmic_get("DIALOG_PMIC"); if (!p) return -ENODEV; /* Set VDDA to 1.25V */ val = DA9052_BUCKCORE_BCOREEN | DA_BUCKCORE_VBCORE_1_250V; ret = pmic_reg_write(p, DA9053_BUCKCORE_REG, val); ret |= pmic_reg_read(p, DA9053_SUPPLY_REG, &val); val |= DA9052_SUPPLY_VBCOREGO; ret |= pmic_reg_write(p, DA9053_SUPPLY_REG, val); /* Set Vcc peripheral to 1.30V */ ret |= pmic_reg_write(p, DA9053_BUCKPRO_REG, 0x62); ret |= pmic_reg_write(p, DA9053_SUPPLY_REG, 0x62); } if (!i2c_probe(CONFIG_SYS_FSL_PMIC_I2C_ADDR)) { retval = pmic_init(I2C_PMIC); if (retval) return retval; p = pmic_get("DIALOG_PMIC"); if (!p) return -ENODEV; /* Set VDDGP to 1.25V for 1GHz on SW1 */ pmic_reg_read(p, REG_SW_0, &val); val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_250V_MC34708; ret = pmic_reg_write(p, REG_SW_0, val); /* Set VCC as 1.30V on SW2 */ pmic_reg_read(p, REG_SW_1, &val); val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_300V_MC34708; ret |= pmic_reg_write(p, REG_SW_1, val); /* Set global reset timer to 4s */ pmic_reg_read(p, REG_POWER_CTL2, &val); val = (val & ~TIMER_MASK_MC34708) | TIMER_4S_MC34708; ret |= pmic_reg_write(p, REG_POWER_CTL2, val); /* Set VUSBSEL and VUSBEN for USB PHY supply*/ pmic_reg_read(p, REG_MODE_0, &val); val |= (VUSBSEL_MC34708 | VUSBEN_MC34708); ret |= pmic_reg_write(p, REG_MODE_0, val); /* Set SWBST to 5V in auto mode */ val = SWBST_AUTO; ret |= pmic_reg_write(p, SWBST_CTRL, val); } return ret; } static void clock_1GHz(void) { int ret; u32 ref_clk = MXC_HCLK; /* * After increasing voltage to 1.25V, we can switch * CPU clock to 1GHz and DDR to 400MHz safely */ ret = mxc_set_clock(ref_clk, 1000, MXC_ARM_CLK); if (ret) printf("CPU: Switch CPU clock to 1GHZ failed\n"); ret = mxc_set_clock(ref_clk, 400, MXC_PERIPH_CLK); ret |= mxc_set_clock(ref_clk, 400, MXC_DDR_CLK); if (ret) printf("CPU: Switch DDR clock to 400MHz failed\n"); } static struct fb_videomode const claa_wvga = { .name = "CLAA07LC0ACW", .refresh = 57, .xres = 800, .yres = 480, .pixclock = 37037, .left_margin = 40, .right_margin = 60, .upper_margin = 10, .lower_margin = 10, .hsync_len = 20, .vsync_len = 10, .sync = 0, .vmode = FB_VMODE_NONINTERLACED }; void lcd_iomux(void) { mxc_request_iomux(MX53_PIN_DI0_DISP_CLK, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DI0_PIN15, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DI0_PIN2, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DI0_PIN3, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT0, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT1, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT2, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT3, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT4, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT5, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT6, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT7, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT8, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT9, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT10, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT11, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT12, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT13, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT14, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT15, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT16, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT17, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT18, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT19, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT20, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT21, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT22, IOMUX_CONFIG_ALT0); mxc_request_iomux(MX53_PIN_DISP0_DAT23, IOMUX_CONFIG_ALT0); /* Turn on GPIO backlight */ mxc_request_iomux(MX53_PIN_EIM_D24, IOMUX_CONFIG_ALT1); gpio_direction_output(MX53LOCO_LCD_POWER, 1); /* Turn on display contrast */ mxc_request_iomux(MX53_PIN_GPIO_1, IOMUX_CONFIG_ALT1); gpio_direction_output(IOMUX_TO_GPIO(MX53_PIN_GPIO_1), 1); } void lcd_enable(void) { int ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565); if (ret) printf("LCD cannot be configured: %d\n", ret); } int board_early_init_f(void) { setup_iomux_uart(); setup_iomux_fec(); lcd_iomux(); return 0; } int print_cpuinfo(void) { u32 cpurev; cpurev = get_cpu_rev(); printf("CPU: Freescale i.MX%x family rev%d.%d at %d MHz\n", (cpurev & 0xFF000) >> 12, (cpurev & 0x000F0) >> 4, (cpurev & 0x0000F) >> 0, mxc_get_clock(MXC_ARM_CLK) / 1000000); printf("Reset cause: %s\n", get_reset_cause()); return 0; } /* * Do not overwrite the console * Use always serial for U-Boot console */ int overwrite_console(void) { return 1; } int board_init(void) { gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; mxc_set_sata_internal_clock(); setup_iomux_i2c(); if (!power_init()) clock_1GHz(); print_cpuinfo(); lcd_enable(); return 0; } int checkboard(void) { puts("Board: MX53 LOCO\n"); return 0; }