+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2013 Freescale Semiconductor, Inc.
* Copyright (C) 2014 O.S. Systems Software LTDA.
*
* Author: Fabio Estevam <fabio.estevam@freescale.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch/clock.h>
#include <asm/arch/mxc_hdmi.h>
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
-#include <asm/imx-common/iomux-v3.h>
-#include <asm/imx-common/mxc_i2c.h>
-#include <asm/imx-common/boot_mode.h>
-#include <asm/imx-common/video.h>
-#include <asm/imx-common/sata.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm/mach-imx/mxc_i2c.h>
+#include <asm/mach-imx/boot_mode.h>
+#include <asm/mach-imx/video.h>
+#include <asm/mach-imx/sata.h>
#include <asm/io.h>
+#include <env.h>
#include <linux/sizes.h>
#include <common.h>
-#include <fsl_esdhc.h>
-#include <mmc.h>
#include <miiphy.h>
#include <netdev.h>
#include <phy.h>
-#include <input.h>
#include <i2c.h>
+#include <power/pmic.h>
+#include <power/pfuze100_pmic.h>
DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
- PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
- PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-
#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
PAD_CTL_ODE | PAD_CTL_SRE_FAST)
-#define USDHC1_CD_GPIO IMX_GPIO_NR(1, 2)
-#define USDHC3_CD_GPIO IMX_GPIO_NR(3, 9)
#define ETH_PHY_RESET IMX_GPIO_NR(3, 29)
+#define ETH_PHY_AR8035_POWER IMX_GPIO_NR(7, 13)
#define REV_DETECTION IMX_GPIO_NR(2, 28)
+/* Speed defined in Kconfig is only applicable when not using DM_I2C. */
+#ifdef CONFIG_DM_I2C
+#define I2C1_SPEED_NON_DM 0
+#define I2C2_SPEED_NON_DM 0
+#else
+#define I2C1_SPEED_NON_DM CONFIG_SYS_MXC_I2C1_SPEED
+#define I2C2_SPEED_NON_DM CONFIG_SYS_MXC_I2C2_SPEED
+#endif
+
+static bool with_pmic;
+
int dram_init(void)
{
gd->ram_size = imx_ddr_size();
IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
};
-static iomux_v3_cfg_t const usdhc1_pads[] = {
- IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- /* Carrier MicroSD Card Detect */
- IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)),
-};
-
-static iomux_v3_cfg_t const usdhc3_pads[] = {
- IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
- /* SOM MicroSD Card Detect */
- IOMUX_PADS(PAD_EIM_DA9__GPIO3_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)),
-};
-
static iomux_v3_cfg_t const enet_pads[] = {
- IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)),
/* AR8031 PHY Reset */
IOMUX_PADS(PAD_EIM_D29__GPIO3_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)),
};
+static iomux_v3_cfg_t const enet_ar8035_power_pads[] = {
+ /* AR8035 POWER */
+ IOMUX_PADS(PAD_GPIO_18__GPIO7_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL)),
+};
+
static iomux_v3_cfg_t const rev_detection_pad[] = {
IOMUX_PADS(PAD_EIM_EB0__GPIO2_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL)),
};
{
SETUP_IOMUX_PADS(enet_pads);
+ if (with_pmic) {
+ SETUP_IOMUX_PADS(enet_ar8035_power_pads);
+ /* enable AR8035 POWER */
+ gpio_request(ETH_PHY_AR8035_POWER, "PHY_POWER");
+ gpio_direction_output(ETH_PHY_AR8035_POWER, 0);
+ }
+ /* wait until 3.3V of PHY and clock become stable */
+ mdelay(10);
+
/* Reset AR8031 PHY */
+ gpio_request(ETH_PHY_RESET, "PHY_RESET");
gpio_direction_output(ETH_PHY_RESET, 0);
mdelay(10);
gpio_set_value(ETH_PHY_RESET, 1);
udelay(100);
}
-static struct fsl_esdhc_cfg usdhc_cfg[2] = {
- {USDHC3_BASE_ADDR},
- {USDHC1_BASE_ADDR},
-};
-
-int board_mmc_getcd(struct mmc *mmc)
+static int ar8031_phy_fixup(struct phy_device *phydev)
{
- struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
- int ret = 0;
-
- switch (cfg->esdhc_base) {
- case USDHC1_BASE_ADDR:
- ret = !gpio_get_value(USDHC1_CD_GPIO);
- break;
- case USDHC3_BASE_ADDR:
- ret = !gpio_get_value(USDHC3_CD_GPIO);
- break;
- }
+ unsigned short val;
+ int mask;
+
+ /* To enable AR8031 ouput a 125MHz clk from CLK_25M */
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7);
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
+
+ val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
+ if (with_pmic)
+ mask = 0xffe7; /* AR8035 */
+ else
+ mask = 0xffe3; /* AR8031 */
- return ret;
+ val &= mask;
+ val |= 0x18;
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val);
+
+ /* introduce tx clock delay */
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5);
+ val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
+ val |= 0x0100;
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val);
+
+ return 0;
}
-int board_mmc_init(bd_t *bis)
+int board_phy_config(struct phy_device *phydev)
{
- int ret;
- u32 index = 0;
-
- /*
- * Following map is done:
- * (U-Boot device node) (Physical Port)
- * mmc0 SOM MicroSD
- * mmc1 Carrier board MicroSD
- */
- for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) {
- switch (index) {
- case 0:
- SETUP_IOMUX_PADS(usdhc3_pads);
- usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
- usdhc_cfg[0].max_bus_width = 4;
- gpio_direction_input(USDHC3_CD_GPIO);
- break;
- case 1:
- SETUP_IOMUX_PADS(usdhc1_pads);
- usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
- usdhc_cfg[1].max_bus_width = 4;
- gpio_direction_input(USDHC1_CD_GPIO);
- break;
- default:
- printf("Warning: you configured more USDHC controllers"
- "(%d) then supported by the board (%d)\n",
- index + 1, CONFIG_SYS_FSL_USDHC_NUM);
- return -EINVAL;
- }
-
- ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]);
- if (ret)
- return ret;
- }
+ ar8031_phy_fixup(phydev);
+
+ if (phydev->drv->config)
+ phydev->drv->config(phydev);
return 0;
}
}
};
+struct i2c_pads_info mx6q_i2c3_pad_info = {
+ .scl = {
+ .i2c_mode = MX6Q_PAD_GPIO_5__I2C3_SCL
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gpio_mode = MX6Q_PAD_GPIO_5__GPIO1_IO05
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gp = IMX_GPIO_NR(1, 5)
+ },
+ .sda = {
+ .i2c_mode = MX6Q_PAD_GPIO_16__I2C3_SDA
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gpio_mode = MX6Q_PAD_GPIO_16__GPIO7_IO11
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gp = IMX_GPIO_NR(7, 11)
+ }
+};
+
+struct i2c_pads_info mx6dl_i2c3_pad_info = {
+ .scl = {
+ .i2c_mode = MX6DL_PAD_GPIO_5__I2C3_SCL
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gpio_mode = MX6DL_PAD_GPIO_5__GPIO1_IO05
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gp = IMX_GPIO_NR(1, 5)
+ },
+ .sda = {
+ .i2c_mode = MX6DL_PAD_GPIO_16__I2C3_SDA
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gpio_mode = MX6DL_PAD_GPIO_16__GPIO7_IO11
+ | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ .gp = IMX_GPIO_NR(7, 11)
+ }
+};
+
static iomux_v3_cfg_t const fwadapt_7wvga_pads[] = {
IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK),
IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02), /* HSync */
static int detect_i2c(struct display_info_t const *dev)
{
+#ifdef CONFIG_DM_I2C
+ struct udevice *bus, *udev;
+ int rc;
+
+ rc = uclass_get_device_by_seq(UCLASS_I2C, dev->bus, &bus);
+ if (rc)
+ return rc;
+ rc = dm_i2c_probe(bus, dev->addr, 0, &udev);
+ if (rc)
+ return 0;
+ return 1;
+#else
return (0 == i2c_set_bus_num(dev->bus)) &&
(0 == i2c_probe(dev->addr));
+#endif
}
static void enable_fwadapt_7wvga(struct display_info_t const *dev)
{
SETUP_IOMUX_PADS(fwadapt_7wvga_pads);
+ gpio_request(IMX_GPIO_NR(2, 10), "DISP0_BKLEN");
+ gpio_request(IMX_GPIO_NR(2, 11), "DISP0_VDDEN");
gpio_direction_output(IMX_GPIO_NR(2, 10), 1);
gpio_direction_output(IMX_GPIO_NR(2, 11), 1);
}
/* Disable LCD backlight */
SETUP_IOMUX_PAD(PAD_DI0_PIN4__GPIO4_IO20);
+ gpio_request(IMX_GPIO_NR(4, 20), "LCD_BKLEN");
gpio_direction_input(IMX_GPIO_NR(4, 20));
}
#endif /* CONFIG_VIDEO_IPUV3 */
-int board_eth_init(bd_t *bis)
+int board_early_init_f(void)
{
- setup_iomux_enet();
+ setup_iomux_uart();
+#ifdef CONFIG_SATA
+ setup_sata();
+#endif
- return cpu_eth_init(bis);
+ return 0;
}
-int board_early_init_f(void)
+#define PMIC_I2C_BUS 2
+
+int power_init_board(void)
{
- setup_iomux_uart();
-#if defined(CONFIG_VIDEO_IPUV3)
- setup_display();
-#endif
-#ifdef CONFIG_CMD_SATA
- /* Only mx6q wandboard has SATA */
- if (is_cpu_type(MXC_CPU_MX6Q))
- setup_sata();
-#endif
+ struct udevice *dev;
+ int reg, ret;
+
+ puts("PMIC: ");
+
+ ret = pmic_get("pfuze100", &dev);
+ if (ret < 0) {
+ printf("pmic_get() ret %d\n", ret);
+ return 0;
+ }
+ reg = pmic_reg_read(dev, PFUZE100_DEVICEID);
+ if (reg < 0) {
+ printf("pmic_reg_read() ret %d\n", reg);
+ return 0;
+ }
+ printf("PMIC: PFUZE100 ID=0x%02x\n", reg);
+ with_pmic = true;
+
+ /* Set VGEN2 to 1.5V and enable */
+ reg = pmic_reg_read(dev, PFUZE100_VGEN2VOL);
+ reg &= ~(LDO_VOL_MASK);
+ reg |= (LDOA_1_50V | (1 << (LDO_EN)));
+ pmic_reg_write(dev, PFUZE100_VGEN2VOL, reg);
return 0;
}
return false;
}
+static bool is_revd1(void)
+{
+ if (with_pmic)
+ return true;
+ else
+ return false;
+}
+
int board_late_init(void)
{
#ifdef CONFIG_CMD_BMODE
#endif
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
- if (is_mx6dq())
- setenv("board_rev", "MX6Q");
+ if (is_mx6dqp())
+ env_set("board_rev", "MX6QP");
+ else if (is_mx6dq())
+ env_set("board_rev", "MX6Q");
else
- setenv("board_rev", "MX6DL");
+ env_set("board_rev", "MX6DL");
- if (is_revc1())
- setenv("board_name", "C1");
+ if (is_revd1())
+ env_set("board_name", "D1");
+ else if (is_revc1())
+ env_set("board_name", "C1");
else
- setenv("board_name", "B1");
+ env_set("board_name", "B1");
#endif
+ setup_iomux_enet();
return 0;
}
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
- setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c2_pad_info);
- if (is_mx6dq())
- setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c2_pad_info);
- else
- setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c2_pad_info);
+#if defined(CONFIG_VIDEO_IPUV3)
+ setup_i2c(1, I2C1_SPEED_NON_DM, 0x7f, &mx6dl_i2c2_pad_info);
+ if (is_mx6dq() || is_mx6dqp()) {
+ setup_i2c(1, I2C1_SPEED_NON_DM, 0x7f, &mx6q_i2c2_pad_info);
+ setup_i2c(2, I2C2_SPEED_NON_DM, 0x7f, &mx6q_i2c3_pad_info);
+ } else {
+ setup_i2c(1, I2C1_SPEED_NON_DM, 0x7f, &mx6dl_i2c2_pad_info);
+ setup_i2c(2, I2C2_SPEED_NON_DM, 0x7f, &mx6dl_i2c3_pad_info);
+ }
+
+ setup_display();
+#endif
return 0;
}
int checkboard(void)
{
- if (is_revc1())
+ gpio_request(REV_DETECTION, "REV_DETECT");
+
+ if (is_revd1())
+ puts("Board: Wandboard rev D1\n");
+ else if (is_revc1())
puts("Board: Wandboard rev C1\n");
else
puts("Board: Wandboard rev B1\n");
return 0;
}
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+ if (is_mx6dq()) {
+ if (!strcmp(name, "imx6q-wandboard-revb1"))
+ return 0;
+ } else if (is_mx6dqp()) {
+ if (!strcmp(name, "imx6qp-wandboard-revd1"))
+ return 0;
+ } else if (is_mx6dl() || is_mx6solo()) {
+ if (!strcmp(name, "imx6dl-wandboard-revb1"))
+ return 0;
+ }
+
+ return -EINVAL;
+}
+#endif