+// 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 <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;
#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)
+static bool with_pmic;
+
int dram_init(void)
{
gd->ram_size = imx_ddr_size();
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);
int ret;
u32 index = 0;
+#if !CONFIG_IS_ENABLED(DM_MMC)
+ gpio_request(USDHC1_CD_GPIO, "USDHC1_CD");
+ gpio_request(USDHC3_CD_GPIO, "USDHC3_CD");
+#endif
+
/*
* Following map is done:
* (U-Boot device node) (Physical Port)
static int ar8031_phy_fixup(struct phy_device *phydev)
{
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, 0xd, 0x4007);
val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
- val &= 0xffe3;
+ if (with_pmic)
+ mask = 0xffe7; /* AR8035 */
+ else
+ mask = 0xffe3; /* AR8031 */
+
+ val &= mask;
val |= 0x18;
phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val);
}
};
+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_early_init_f(void)
{
setup_iomux_uart();
-#if defined(CONFIG_VIDEO_IPUV3)
- setup_display();
-#endif
#ifdef CONFIG_SATA
- /* Only mx6q wandboard has SATA */
- if (is_cpu_type(MXC_CPU_MX6Q))
- setup_sata();
+ setup_sata();
#endif
return 0;
}
+#define PMIC_I2C_BUS 2
+
+int power_init_board(void)
+{
+ 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;
+}
+
/*
* Do not overwrite the console
* Use always serial for U-Boot console
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())
+ if (is_mx6dqp())
+ env_set("board_rev", "MX6QP");
+ else if (is_mx6dq())
env_set("board_rev", "MX6Q");
else
env_set("board_rev", "MX6DL");
- if (is_revc1())
+ if (is_revd1())
+ env_set("board_name", "D1");
+ else if (is_revc1())
env_set("board_name", "C1");
else
env_set("board_name", "B1");
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
#if defined(CONFIG_VIDEO_IPUV3)
- 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);
+ setup_i2c(1, CONFIG_SYS_MXC_I2C1_SPEED, 0x7f, &mx6dl_i2c2_pad_info);
+ if (is_mx6dq() || is_mx6dqp()) {
+ setup_i2c(1, CONFIG_SYS_MXC_I2C1_SPEED, 0x7f, &mx6q_i2c2_pad_info);
+ setup_i2c(2, CONFIG_SYS_MXC_I2C2_SPEED, 0x7f, &mx6q_i2c3_pad_info);
+ } else {
+ setup_i2c(1, CONFIG_SYS_MXC_I2C1_SPEED, 0x7f, &mx6dl_i2c2_pad_info);
+ setup_i2c(2, CONFIG_SYS_MXC_I2C2_SPEED, 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");