/* * (C) Copyright 2011 Freescale Semiconductor, Inc. * * 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 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; } 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); } 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[1] = { {MMC_SDHC1_BASE_ADDR, 1}, }; int board_mmc_getcd(struct mmc *mmc) { mxc_request_iomux(MX53_PIN_EIM_DA13, IOMUX_CONFIG_ALT1); gpio_direction_input(IMX_GPIO_NR(3, 13)); return !gpio_get_value(IMX_GPIO_NR(3, 13)); } int board_mmc_init(bd_t *bis) { u32 index; s32 status = 0; 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; default: printf("Warning: you configured more ESDHC controller" "(%d) as supported by the board(1)\n", CONFIG_SYS_FSL_ESDHC_NUM); return status; } status |= fsl_esdhc_initialize(bis, &esdhc_cfg[index]); } return status; } #endif int board_early_init_f(void) { setup_iomux_uart(); setup_iomux_fec(); return 0; } int board_init(void) { /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; return 0; } int checkboard(void) { puts("Board: MX53SMD\n"); return 0; }