--- /dev/null
+/*
+ * (C) Copyright 2010 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/sys_proto.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux-mx53.h>
+#include <asm/errno.h>
+#include <asm/imx-common/boot_mode.h>
+#include <netdev.h>
+#include <i2c.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <power/pmic.h>
+#include <fsl_pmic.h>
+#include <asm/gpio.h>
+#include <mc13892.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+ /* dram_init must store complete ramsize in gd->ram_size */
+ gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
+ PHYS_SDRAM_1_SIZE);
+ return 0;
+}
+
+#define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
+ PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
+
+static void setup_iomux_uart(void)
+{
+ static const iomux_v3_cfg_t uart_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_CSI0_DAT11__UART1_RXD_MUX, UART_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, UART_PAD_CTRL),
+ };
+
+ imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
+}
+
+#define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
+ PAD_CTL_HYS | PAD_CTL_ODE)
+
+static void setup_i2c(unsigned int port_number)
+{
+ static const iomux_v3_cfg_t i2c1_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_CSI0_DAT8__I2C1_SDA, I2C_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_CSI0_DAT9__I2C1_SCL, I2C_PAD_CTRL),
+ };
+
+ static const iomux_v3_cfg_t i2c2_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_KEY_ROW3__I2C2_SDA, I2C_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_KEY_COL3__I2C2_SCL, I2C_PAD_CTRL),
+ };
+
+ switch (port_number) {
+ case 0:
+ imx_iomux_v3_setup_multiple_pads(i2c1_pads,
+ ARRAY_SIZE(i2c1_pads));
+ break;
+ case 1:
+ imx_iomux_v3_setup_multiple_pads(i2c2_pads,
+ ARRAY_SIZE(i2c2_pads));
+ break;
+ default:
+ printf("Warning: Wrong I2C port number\n");
+ break;
+ }
+}
+
+void power_init(void)
+{
+ unsigned int val;
+ struct pmic *p;
+ int ret;
+
+ ret = pmic_init(I2C_0);
+ if (ret)
+ return;
+
+ p = pmic_get("FSL_PMIC");
+ if (!p)
+ return;
+
+ /* Set VDDA to 1.25V */
+ pmic_reg_read(p, REG_SW_2, &val);
+ val &= ~SWX_OUT_MASK;
+ val |= SWX_OUT_1_25;
+ pmic_reg_write(p, REG_SW_2, val);
+
+ /*
+ * Need increase VCC and VDDA to 1.3V
+ * according to MX53 IC TO2 datasheet.
+ */
+ if (is_soc_rev(CHIP_REV_2_0) == 0) {
+ /* Set VCC to 1.3V for TO2 */
+ pmic_reg_read(p, REG_SW_1, &val);
+ val &= ~SWX_OUT_MASK;
+ val |= SWX_OUT_1_30;
+ pmic_reg_write(p, REG_SW_1, val);
+
+ /* Set VDDA to 1.3V for TO2 */
+ pmic_reg_read(p, REG_SW_2, &val);
+ val &= ~SWX_OUT_MASK;
+ val |= SWX_OUT_1_30;
+ pmic_reg_write(p, REG_SW_2, val);
+ }
+}
+
+static void setup_iomux_fec(void)
+{
+ static const iomux_v3_cfg_t fec_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS |
+ PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP | PAD_CTL_ODE),
+ NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH),
+ NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1,
+ PAD_CTL_HYS | PAD_CTL_PKE),
+ NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0,
+ PAD_CTL_HYS | PAD_CTL_PKE),
+ NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH),
+ NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH),
+ NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH),
+ NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
+ PAD_CTL_HYS | PAD_CTL_PKE),
+ NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER,
+ PAD_CTL_HYS | PAD_CTL_PKE),
+ NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
+ PAD_CTL_HYS | PAD_CTL_PKE),
+ };
+
+ imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
+}
+
+#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;
+
+ imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA11__GPIO3_11);
+ gpio_direction_input(IMX_GPIO_NR(3, 11));
+ imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA13__GPIO3_13);
+ 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;
+}
+
+#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
+ PAD_CTL_PUS_100K_UP)
+#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
+ PAD_CTL_DSE_HIGH)
+
+int board_mmc_init(bd_t *bis)
+{
+ static const iomux_v3_cfg_t sd1_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL),
+ MX53_PAD_EIM_DA13__GPIO3_13,
+ };
+
+ static const iomux_v3_cfg_t sd2_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_PATA_RESET_B__ESDHC3_CMD,
+ SD_CMD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_IORDY__ESDHC3_CLK, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA8__ESDHC3_DAT0, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA9__ESDHC3_DAT1, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA10__ESDHC3_DAT2, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA11__ESDHC3_DAT3, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__ESDHC3_DAT4, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__ESDHC3_DAT5, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__ESDHC3_DAT6, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__ESDHC3_DAT7, SD_PAD_CTRL),
+ MX53_PAD_EIM_DA11__GPIO3_11,
+ };
+
+ 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:
+ imx_iomux_v3_setup_multiple_pads(sd1_pads,
+ ARRAY_SIZE(sd1_pads));
+ break;
+ case 1:
+ imx_iomux_v3_setup_multiple_pads(sd2_pads,
+ ARRAY_SIZE(sd2_pads));
+ 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
+
+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;
+}
+
+#ifdef CONFIG_CMD_BMODE
+static const struct boot_mode board_boot_modes[] = {
+ /* 4 bit bus width */
+ {"mmc0", MAKE_CFGVAL(0x40, 0x20, 0x00, 0x12)},
+ {"mmc1", MAKE_CFGVAL(0x40, 0x20, 0x08, 0x12)},
+ {NULL, 0},
+};
+#endif
+
+int board_late_init(void)
+{
+ setup_i2c(1);
+ power_init();
+
+#ifdef CONFIG_CMD_BMODE
+ add_board_boot_modes(board_boot_modes);
+#endif
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: MX53EVK\n");
+
+ return 0;
+}
Code Review / kvmfornfv.git / blobdiff