[PATCH 1/2] udoo_neo: Move to DM for REGUALTOR/PMIC/I2C drivers
Peter Robinson
pbrobinson at gmail.com
Mon Nov 14 17:15:42 CET 2022
This moves over the PMIC power init to DM and the associated i2c and
regulator bits.
Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
---
Rebase this and I think I've fixed the previous build error reported by
Stefano.
board/udoo/neo/neo.c | 139 +++----------------------------------
configs/udoo_neo_defconfig | 10 +--
include/configs/udoo_neo.h | 5 --
3 files changed, 15 insertions(+), 139 deletions(-)
diff --git a/board/udoo/neo/neo.c b/board/udoo/neo/neo.c
index 5e40583ab43..9e2a66996c4 100644
--- a/board/udoo/neo/neo.c
+++ b/board/udoo/neo/neo.c
@@ -51,11 +51,6 @@ enum {
PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \
PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-#define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
- PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
- PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
- PAD_CTL_ODE)
-
#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \
PAD_CTL_SPEED_MED | \
PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
@@ -83,135 +78,25 @@ int dram_init(void)
return 0;
}
-#ifdef CONFIG_SYS_I2C_MXC
-#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
-/* I2C1 for PMIC */
-static struct i2c_pads_info i2c_pad_info1 = {
- .scl = {
- .i2c_mode = MX6_PAD_GPIO1_IO00__I2C1_SCL | PC,
- .gpio_mode = MX6_PAD_GPIO1_IO00__GPIO1_IO_0 | PC,
- .gp = IMX_GPIO_NR(1, 0),
- },
- .sda = {
- .i2c_mode = MX6_PAD_GPIO1_IO01__I2C1_SDA | PC,
- .gpio_mode = MX6_PAD_GPIO1_IO01__GPIO1_IO_1 | PC,
- .gp = IMX_GPIO_NR(1, 1),
- },
-};
-#endif
-
-#if CONFIG_IS_ENABLED(POWER_LEGACY)
int power_init_board(void)
{
- struct pmic *p;
- int ret;
- unsigned int reg, rev_id;
-
- ret = power_pfuze3000_init(PFUZE3000_I2C_BUS);
- if (ret)
- return ret;
-
- p = pmic_get("PFUZE3000");
- ret = pmic_probe(p);
- if (ret)
- return ret;
+ struct udevice *dev;
+ int ret, dev_id, rev_id;
- pmic_reg_read(p, PFUZE3000_DEVICEID, ®);
- pmic_reg_read(p, PFUZE3000_REVID, &rev_id);
- printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id);
-
- /* disable Low Power Mode during standby mode */
- pmic_reg_read(p, PFUZE3000_LDOGCTL, ®);
- reg |= 0x1;
- ret = pmic_reg_write(p, PFUZE3000_LDOGCTL, reg);
- if (ret)
+ ret = pmic_get("pfuze3000 at 8", &dev);
+ if (ret == -ENODEV)
+ return 0;
+ if (ret != 0)
return ret;
- ret = pmic_reg_write(p, PFUZE3000_SW1AMODE, 0xc);
- if (ret)
- return ret;
+ dev_id = pmic_reg_read(dev, PFUZE3000_DEVICEID);
+ rev_id = pmic_reg_read(dev, PFUZE3000_REVID);
+ printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id);
- ret = pmic_reg_write(p, PFUZE3000_SW1BMODE, 0xc);
- if (ret)
- return ret;
-
- ret = pmic_reg_write(p, PFUZE3000_SW2MODE, 0xc);
- if (ret)
- return ret;
-
- ret = pmic_reg_write(p, PFUZE3000_SW3MODE, 0xc);
- if (ret)
- return ret;
-
- /* set SW1A standby voltage 0.975V */
- pmic_reg_read(p, PFUZE3000_SW1ASTBY, ®);
- reg &= ~0x3f;
- reg |= PFUZE3000_SW1AB_SETP(9750);
- ret = pmic_reg_write(p, PFUZE3000_SW1ASTBY, reg);
- if (ret)
- return ret;
-
- /* set SW1B standby voltage 0.975V */
- pmic_reg_read(p, PFUZE3000_SW1BSTBY, ®);
- reg &= ~0x3f;
- reg |= PFUZE3000_SW1AB_SETP(9750);
- ret = pmic_reg_write(p, PFUZE3000_SW1BSTBY, reg);
- if (ret)
- return ret;
-
- /* set SW1A/VDD_ARM_IN step ramp up time from 16us to 4us/25mV */
- pmic_reg_read(p, PFUZE3000_SW1ACONF, ®);
- reg &= ~0xc0;
- reg |= 0x40;
- ret = pmic_reg_write(p, PFUZE3000_SW1ACONF, reg);
- if (ret)
- return ret;
-
- /* set SW1B/VDD_SOC_IN step ramp up time from 16us to 4us/25mV */
- pmic_reg_read(p, PFUZE3000_SW1BCONF, ®);
- reg &= ~0xc0;
- reg |= 0x40;
- ret = pmic_reg_write(p, PFUZE3000_SW1BCONF, reg);
- if (ret)
- return ret;
-
- /* set VDD_ARM_IN to 1.350V */
- pmic_reg_read(p, PFUZE3000_SW1AVOLT, ®);
- reg &= ~0x3f;
- reg |= PFUZE3000_SW1AB_SETP(13500);
- ret = pmic_reg_write(p, PFUZE3000_SW1AVOLT, reg);
- if (ret)
- return ret;
-
- /* set VDD_SOC_IN to 1.350V */
- pmic_reg_read(p, PFUZE3000_SW1BVOLT, ®);
- reg &= ~0x3f;
- reg |= PFUZE3000_SW1AB_SETP(13500);
- ret = pmic_reg_write(p, PFUZE3000_SW1BVOLT, reg);
- if (ret)
- return ret;
-
- /* set DDR_1_5V to 1.350V */
- pmic_reg_read(p, PFUZE3000_SW3VOLT, ®);
- reg &= ~0x0f;
- reg |= PFUZE3000_SW3_SETP(13500);
- ret = pmic_reg_write(p, PFUZE3000_SW3VOLT, reg);
- if (ret)
- return ret;
-
- /* set VGEN2_1V5 to 1.5V */
- pmic_reg_read(p, PFUZE3000_VLDO2CTL, ®);
- reg &= ~0x0f;
- reg |= PFUZE3000_VLDO_SETP(15000);
- /* enable */
- reg |= 0x10;
- ret = pmic_reg_write(p, PFUZE3000_VLDO2CTL, reg);
- if (ret)
- return ret;
+ pmic_clrsetbits(dev, PFUZE3000_LDOGCTL, 0, 1);
return 0;
}
-#endif
static iomux_v3_cfg_t const uart1_pads[] = {
MX6_PAD_GPIO1_IO04__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
@@ -294,10 +179,6 @@ int board_init(void)
gpio_request(IMX_GPIO_NR(4, 16), "ncp692");
gpio_direction_output(IMX_GPIO_NR(4, 16) , 1);
-#ifdef CONFIG_SYS_I2C_MXC
- setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
-#endif
-
setup_fec();
return 0;
diff --git a/configs/udoo_neo_defconfig b/configs/udoo_neo_defconfig
index 8ae9fa57f03..6c29f8fd251 100644
--- a/configs/udoo_neo_defconfig
+++ b/configs/udoo_neo_defconfig
@@ -10,8 +10,9 @@ CONFIG_ENV_SIZE=0x2000
CONFIG_ENV_OFFSET=0x80000
CONFIG_MX6SX=y
CONFIG_TARGET_UDOO_NEO=y
-CONFIG_SYS_I2C_MXC_I2C1=y
+CONFIG_DM_I2C=y
CONFIG_DM_GPIO=y
+CONFIG_DM_MMC=y
CONFIG_DEFAULT_DEVICE_TREE="imx6sx-udoo-neo-basic"
CONFIG_SPL_TEXT_BASE=0x00908000
CONFIG_SPL_MMC=y
@@ -43,8 +44,6 @@ CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_SYS_MMC_ENV_DEV=1
CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
CONFIG_BOUNCE_BUFFER=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
CONFIG_SYS_I2C_MXC=y
CONFIG_FSL_USDHC=y
CONFIG_PHYLIB=y
@@ -55,11 +54,12 @@ CONFIG_FEC_MXC=y
CONFIG_MII=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_IMX6=y
-CONFIG_POWER_LEGACY=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
CONFIG_DM_REGULATOR=y
CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_REGULATOR_ANATOP=y
-CONFIG_POWER_I2C=y
+CONFIG_DM_REGULATOR_PFUZE100=y
CONFIG_MXC_UART=y
CONFIG_IMX_THERMAL=y
CONFIG_USB=y
diff --git a/include/configs/udoo_neo.h b/include/configs/udoo_neo.h
index e30b6cc82d8..9ab64a6b0f3 100644
--- a/include/configs/udoo_neo.h
+++ b/include/configs/udoo_neo.h
@@ -63,9 +63,4 @@
#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE
-/* PMIC */
-#define CONFIG_POWER_PFUZE3000
-#define CONFIG_POWER_PFUZE3000_I2C_ADDR 0x08
-#define PFUZE3000_I2C_BUS 0
-
#endif /* __CONFIG_H */
--
2.38.1
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