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-rw-r--r--board/freescale/mx53evk/mx53evk.c397
1 files changed, 397 insertions, 0 deletions
diff --git a/board/freescale/mx53evk/mx53evk.c b/board/freescale/mx53evk/mx53evk.c
new file mode 100644
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--- /dev/null
+++ b/board/freescale/mx53evk/mx53evk.c
@@ -0,0 +1,397 @@
+/*
+ * (C) Copyright 2010 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 <common.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx5x_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/iomux.h>
+#include <asm/errno.h>
+#include <netdev.h>
+#include <i2c.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <fsl_pmic.h>
+#include <mxc_gpio.h>
+#include <mc13892.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+u32 get_board_rev(void)
+{
+ return get_cpu_rev();
+}
+
+int dram_init(void)
+{
+ /* dram_init must store complete ramsize in gd->ram_size */
+ gd->ram_size = get_ram_size((volatile void *)CONFIG_SYS_SDRAM_BASE,
+ PHYS_SDRAM_1_SIZE);
+ return 0;
+}
+
+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_i2c(unsigned int port_number)
+{
+ switch (port_number) {
+ case 0:
+ /* 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_HYS_ENABLE |
+ 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_HYS_ENABLE |
+ PAD_CTL_ODE_OPENDRAIN_ENABLE);
+ break;
+ case 1:
+ /* i2c2 SDA */
+ mxc_request_iomux(MX53_PIN_KEY_ROW3,
+ IOMUX_CONFIG_ALT4 | IOMUX_CONFIG_SION);
+ mxc_iomux_set_input(MX53_I2C2_IPP_SDA_IN_SELECT_INPUT,
+ INPUT_CTL_PATH0);
+ mxc_iomux_set_pad(MX53_PIN_KEY_ROW3,
+ PAD_CTL_SRE_FAST | PAD_CTL_DRV_HIGH |
+ PAD_CTL_100K_PU | PAD_CTL_HYS_ENABLE |
+ PAD_CTL_ODE_OPENDRAIN_ENABLE);
+
+ /* i2c2 SCL */
+ mxc_request_iomux(MX53_PIN_KEY_COL3,
+ IOMUX_CONFIG_ALT4 | IOMUX_CONFIG_SION);
+ mxc_iomux_set_input(MX53_I2C2_IPP_SCL_IN_SELECT_INPUT,
+ INPUT_CTL_PATH0);
+ mxc_iomux_set_pad(MX53_PIN_KEY_COL3,
+ PAD_CTL_SRE_FAST | PAD_CTL_DRV_HIGH |
+ PAD_CTL_100K_PU | PAD_CTL_HYS_ENABLE |
+ PAD_CTL_ODE_OPENDRAIN_ENABLE);
+ break;
+ default:
+ printf("Warning: Wrong I2C port number\n");
+ break;
+ }
+}
+
+void power_init(void)
+{
+ unsigned int val;
+
+ /* Set VDDA to 1.25V */
+ val = pmic_reg_read(REG_SW_2);
+ val &= ~SWX_OUT_MASK;
+ val |= SWX_OUT_1_25;
+ pmic_reg_write(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 */
+ val = pmic_reg_read(REG_SW_1);
+ val &= ~SWX_OUT_MASK;
+ val |= SWX_OUT_1_30;
+ pmic_reg_write(REG_SW_1, val);
+
+ /* Set VDDA to 1.3V for TO2 */
+ val = pmic_reg_read(REG_SW_2);
+ val &= ~SWX_OUT_MASK;
+ val |= SWX_OUT_1_30;
+ pmic_reg_write(REG_SW_2, val);
+ }
+}
+
+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, 1},
+ {MMC_SDHC3_BASE_ADDR, 1},
+};
+
+int board_mmc_getcd(u8 *cd, struct mmc *mmc)
+{
+ struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
+
+ if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
+ *cd = mxc_gpio_get(77); /*GPIO3_13*/
+ else
+ *cd = mxc_gpio_get(75); /*GPIO3_11*/
+
+ return 0;
+}
+
+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;
+ 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
+
+int board_early_init_f(void)
+{
+ setup_iomux_uart();
+ setup_iomux_fec();
+
+ return 0;
+}
+
+int board_init(void)
+{
+ gd->bd->bi_arch_number = MACH_TYPE_MX53_EVK;
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+ return 0;
+}
+
+int board_late_init(void)
+{
+ setup_i2c(1);
+ power_init();
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ u32 cause;
+ struct src *src_regs = (struct src *)SRC_BASE_ADDR;
+
+ puts("Board: MX53EVK [");
+
+ cause = src_regs->srsr;
+ switch (cause) {
+ case 0x0001:
+ printf("POR");
+ break;
+ case 0x0009:
+ printf("RST");
+ break;
+ case 0x0010:
+ case 0x0011:
+ printf("WDOG");
+ break;
+ default:
+ printf("unknown");
+ }
+ printf("]\n");
+ return 0;
+}