*
* (C) Copyright 2008-2010 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/errno.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/crm_regs.h>
-#include <asm/arch/mx35_pins.h>
-#include <asm/arch/iomux.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux-mx35.h>
#include <i2c.h>
+#include <power/pmic.h>
#include <fsl_pmic.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
#include <mc9sdz60.h>
#include <mc13892.h>
#include <linux/types.h>
#include <asm/arch/sys_proto.h>
#include <netdev.h>
-#ifndef BOARD_LATE_INIT
-#error "BOARD_LATE_INIT must be set for this board"
+#ifndef CONFIG_BOARD_LATE_INIT
+#error "CONFIG_BOARD_LATE_INIT must be set for this board"
#endif
#ifndef CONFIG_BOARD_EARLY_INIT_F
gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
}
+#define I2C_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN | PAD_CTL_ODE)
+
static void setup_iomux_i2c(void)
{
- int pad;
+ static const iomux_v3_cfg_t i2c1_pads[] = {
+ NEW_PAD_CTRL(MX35_PAD_I2C1_CLK__I2C1_SCL, I2C_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_I2C1_DAT__I2C1_SDA, I2C_PAD_CTRL),
+ };
/* setup pins for I2C1 */
- mxc_request_iomux(MX35_PIN_I2C1_CLK, MUX_CONFIG_SION);
- mxc_request_iomux(MX35_PIN_I2C1_DAT, MUX_CONFIG_SION);
+ imx_iomux_v3_setup_multiple_pads(i2c1_pads, ARRAY_SIZE(i2c1_pads));
+}
- pad = (PAD_CTL_HYS_SCHMITZ | PAD_CTL_PKE_ENABLE \
- | PAD_CTL_PUE_PUD | PAD_CTL_ODE_OpenDrain);
- mxc_iomux_set_pad(MX35_PIN_I2C1_CLK, pad);
- mxc_iomux_set_pad(MX35_PIN_I2C1_DAT, pad);
+static void setup_iomux_spi(void)
+{
+ static const iomux_v3_cfg_t spi_pads[] = {
+ MX35_PAD_CSPI1_MOSI__CSPI1_MOSI,
+ MX35_PAD_CSPI1_MISO__CSPI1_MISO,
+ MX35_PAD_CSPI1_SS0__CSPI1_SS0,
+ MX35_PAD_CSPI1_SS1__CSPI1_SS1,
+ MX35_PAD_CSPI1_SCLK__CSPI1_SCLK,
+ };
+
+ imx_iomux_v3_setup_multiple_pads(spi_pads, ARRAY_SIZE(spi_pads));
}
+#define USBOTG_IN_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN | \
+ PAD_CTL_DSE_LOW | PAD_CTL_SRE_SLOW)
+#define USBOTG_OUT_PAD_CTRL (PAD_CTL_DSE_LOW | PAD_CTL_SRE_SLOW)
-static void setup_iomux_spi(void)
+static void setup_iomux_usbotg(void)
{
- mxc_request_iomux(MX35_PIN_CSPI1_MOSI, MUX_CONFIG_SION);
- mxc_request_iomux(MX35_PIN_CSPI1_MISO, MUX_CONFIG_SION);
- mxc_request_iomux(MX35_PIN_CSPI1_SS0, MUX_CONFIG_SION);
- mxc_request_iomux(MX35_PIN_CSPI1_SS1, MUX_CONFIG_SION);
- mxc_request_iomux(MX35_PIN_CSPI1_SCLK, MUX_CONFIG_SION);
+ static const iomux_v3_cfg_t usbotg_pads[] = {
+ NEW_PAD_CTRL(MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
+ USBOTG_OUT_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
+ USBOTG_IN_PAD_CTRL),
+ };
+
+ /* Set up pins for USBOTG. */
+ imx_iomux_v3_setup_multiple_pads(usbotg_pads, ARRAY_SIZE(usbotg_pads));
}
+#define FEC_PAD_CTRL (PAD_CTL_DSE_LOW | PAD_CTL_SRE_SLOW)
+
static void setup_iomux_fec(void)
{
- int pad;
+ static const iomux_v3_cfg_t fec_pads[] = {
+ NEW_PAD_CTRL(MX35_PAD_FEC_TX_CLK__FEC_TX_CLK, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RX_CLK__FEC_RX_CLK, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RX_DV__FEC_RX_DV, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_COL__FEC_COL, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RDATA0__FEC_RDATA_0, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_TDATA0__FEC_TDATA_0, FEC_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_FEC_TX_EN__FEC_TX_EN, FEC_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_FEC_MDC__FEC_MDC, FEC_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_FEC_MDIO__FEC_MDIO, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_22K_UP),
+ NEW_PAD_CTRL(MX35_PAD_FEC_TX_ERR__FEC_TX_ERR, FEC_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RX_ERR__FEC_RX_ERR, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_CRS__FEC_CRS, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RDATA1__FEC_RDATA_1, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_TDATA1__FEC_TDATA_1, FEC_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RDATA2__FEC_RDATA_2, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_TDATA2__FEC_TDATA_2, FEC_PAD_CTRL),
+ NEW_PAD_CTRL(MX35_PAD_FEC_RDATA3__FEC_RDATA_3, FEC_PAD_CTRL |
+ PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN),
+ NEW_PAD_CTRL(MX35_PAD_FEC_TDATA3__FEC_TDATA_3, FEC_PAD_CTRL),
+ };
/* setup pins for FEC */
- mxc_request_iomux(MX35_PIN_FEC_TX_CLK, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RX_CLK, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RX_DV, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_COL, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RDATA0, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_TDATA0, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_TX_EN, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_MDC, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_MDIO, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_TX_ERR, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RX_ERR, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_CRS, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RDATA1, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_TDATA1, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RDATA2, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_TDATA2, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_RDATA3, MUX_CONFIG_FUNC);
- mxc_request_iomux(MX35_PIN_FEC_TDATA3, MUX_CONFIG_FUNC);
-
- pad = (PAD_CTL_DRV_3_3V | PAD_CTL_PUE_PUD | PAD_CTL_ODE_CMOS | \
- PAD_CTL_DRV_NORMAL | PAD_CTL_SRE_SLOW);
-
- mxc_iomux_set_pad(MX35_PIN_FEC_TX_CLK, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RX_CLK, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RX_DV, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_COL, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RDATA0, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_TDATA0, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_TX_EN, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_MDC, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_MDIO, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_22K_PU);
- mxc_iomux_set_pad(MX35_PIN_FEC_TX_ERR, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RX_ERR, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_CRS, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RDATA1, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_TDATA1, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RDATA2, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_TDATA2, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_RDATA3, pad | PAD_CTL_HYS_SCHMITZ | \
- PAD_CTL_PKE_ENABLE | PAD_CTL_100K_PD);
- mxc_iomux_set_pad(MX35_PIN_FEC_TDATA3, pad | PAD_CTL_HYS_CMOS | \
- PAD_CTL_PKE_NONE | PAD_CTL_100K_PD);
+ imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
}
int board_early_init_f(void)
/* enable clocks */
writel(readl(&ccm->cgr0) |
MXC_CCM_CGR0_EMI_MASK |
- MXC_CCM_CGR0_EDI0_MASK |
+ MXC_CCM_CGR0_EDIO_MASK |
MXC_CCM_CGR0_EPIT1_MASK,
&ccm->cgr0);
__raw_writel(readl(&ccm->rcsr) | MXC_CCM_RCSR_NFC_FMS, &ccm->rcsr);
setup_iomux_i2c();
+ setup_iomux_usbotg();
setup_iomux_fec();
setup_iomux_spi();
static inline int pmic_detect(void)
{
- int id;
+ unsigned int id;
+ struct pmic *p = pmic_get("FSL_PMIC");
+ if (!p)
+ return -ENODEV;
- id = pmic_reg_read(REG_IDENTIFICATION);
+ pmic_reg_read(p, REG_IDENTIFICATION, &id);
id = (id >> 6) & 0x7;
if (id == 0x7)
{
u8 val;
u32 pmic_val;
+ struct pmic *p;
+ int ret;
+
+ ret = pmic_init(I2C_PMIC);
+ if (ret)
+ return ret;
if (pmic_detect()) {
- mxc_request_iomux(MX35_PIN_WATCHDOG_RST, MUX_CONFIG_SION |
- MUX_CONFIG_ALT1);
+ p = pmic_get("FSL_PMIC");
+ imx_iomux_v3_setup_pad(MX35_PAD_WDOG_RST__WDOG_WDOG_B);
- pmic_val = pmic_reg_read(REG_SETTING_0);
- pmic_reg_write(REG_SETTING_0, pmic_val | VO_1_30V | VO_1_50V);
- pmic_val = pmic_reg_read(REG_MODE_0);
- pmic_reg_write(REG_MODE_0, pmic_val | VGEN3EN);
+ pmic_reg_read(p, REG_SETTING_0, &pmic_val);
+ pmic_reg_write(p, REG_SETTING_0,
+ pmic_val | VO_1_30V | VO_1_50V);
+ pmic_reg_read(p, REG_MODE_0, &pmic_val);
+ pmic_reg_write(p, REG_MODE_0, pmic_val | VGEN3EN);
- mxc_request_iomux(MX35_PIN_COMPARE, MUX_CONFIG_GPIO);
- mxc_iomux_set_input(MUX_IN_GPIO1_IN_5, INPUT_CTL_PATH0);
+ imx_iomux_v3_setup_pad(MX35_PAD_COMPARE__GPIO1_5);
- gpio_direction_output(37, 1);
+ gpio_direction_output(IMX_GPIO_NR(1, 5), 1);
}
val = mc9sdz60_reg_read(MC9SDZ60_REG_GPIO_1) | 0x04;
val |= 0x80;
mc9sdz60_reg_write(MC9SDZ60_REG_RESET_1, val);
- return 0;
-}
-
-int checkboard(void)
-{
- struct ccm_regs *ccm =
- (struct ccm_regs *)IMX_CCM_BASE;
- u32 cpu_rev = get_cpu_rev();
-
- /*
- * Be sure that I2C is initialized to check
- * the board revision
- */
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
-
/* Print board revision */
- printf("Board: MX35 PDK %d.0 ", ((get_board_rev() >> 8) + 1) & 0x0F);
-
- /* Print CPU revision */
- printf("i.MX35 %d.%d [", (cpu_rev & 0xF0) >> 4, cpu_rev & 0x0F);
-
- switch (readl(&ccm->rcsr) & 0x0F) {
- case 0x0000:
- puts("POR");
- break;
- case 0x0002:
- puts("JTAG");
- break;
- case 0x0004:
- puts("RST");
- break;
- case 0x0008:
- puts("WDT");
- break;
- default:
- puts("unknown");
- }
- puts("]\n");
+ printf("Board: MX35 PDK %d.0\n", ((get_board_rev() >> 8) + 1) & 0x0F);
return 0;
}
int board_eth_init(bd_t *bis)
{
- int rc = -ENODEV;
#if defined(CONFIG_SMC911X)
- rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
+ int rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
+ if (rc)
+ return rc;
#endif
+ return cpu_eth_init(bis);
+}
- cpu_eth_init(bis);
+#if defined(CONFIG_FSL_ESDHC)
- return rc;
+struct fsl_esdhc_cfg esdhc_cfg = {MMC_SDHC1_BASE_ADDR};
+
+int board_mmc_init(bd_t *bis)
+{
+ static const iomux_v3_cfg_t sdhc1_pads[] = {
+ MX35_PAD_SD1_CMD__ESDHC1_CMD,
+ MX35_PAD_SD1_CLK__ESDHC1_CLK,
+ MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
+ MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
+ MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
+ MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
+ };
+
+ /* configure pins for SDHC1 only */
+ imx_iomux_v3_setup_multiple_pads(sdhc1_pads, ARRAY_SIZE(sdhc1_pads));
+
+ esdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC1_CLK);
+ return fsl_esdhc_initialize(bis, &esdhc_cfg);
+}
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+ return !(mc9sdz60_reg_read(MC9SDZ60_REG_DES_FLAG) & 0x4);
}
+#endif