[PATCH] udoo_neo: Move to DM for REGUALTOR/PMIC/I2C drivers

Stefano Babic sbabic at denx.de
Fri Feb 18 20:28:54 CET 2022


hi Peter,

On 22.12.21 01:38, Fabio Estevam wrote:
> Hi Peter,
> 
> On Tue, Dec 21, 2021 at 9:17 PM Peter Robinson <pbrobinson at gmail.com> wrote:
>>
>> 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>
>> ---
>>   board/udoo/neo/neo.c       | 139 +++----------------------------------
>>   configs/udoo_neo_defconfig |  10 +--
>>   include/configs/udoo_neo.h |   5 --
>>   3 files changed, 15 insertions(+), 139 deletions(-)
> 
> Nice diff ;-)
> 
> Reviewed-by: Fabio Estevam <festevam at gmail.com>
> 

I get warning after applying the patch:

board/udoo/neo/neo.c:86:15: error: implicit declaration of function 
'pmic_get' [-Werror=implicit-function-declaration]
+   86 |         ret = pmic_get("pfuze3000 at 8", &dev);
+      |               ^~~~~~~~
+board/udoo/neo/neo.c:92:18: error: implicit declaration of function 
'pmic_reg_read'; did you mean 'dm_i2c_reg_read'? 
[-Werror=implicit-function-declaration]
+   92 |         dev_id = pmic_reg_read(dev, PFUZE3000_DEVICEID);
+      |                  ^~~~~~~~~~~~~
+      |                  dm_i2c_reg_read
+board/udoo/neo/neo.c:96:9: error: implicit declaration of function 
'pmic_clrsetbits'; did you mean 'clrsetbits'? 
[-Werror=implicit-function-declaration]
+   96 |         pmic_clrsetbits(dev, PFUZE3000_LDOGCTL, 0, 1);
+      |         ^~~~~~~~~~~~~~~
+      |         clrsetbits
+cc1: all warnings being treated as errors
+make[2]: *** [scripts/Makefile.build:254: board/udoo/neo/neo.o] Error 1
+make[1]: *** [Makefile:1890: board/udoo/neo] Error 2


Can you check and repost ?

Thanks !

Best regards,
Stefano

> 
> 
>>
>> diff --git a/board/udoo/neo/neo.c b/board/udoo/neo/neo.c
>> index 62f81fff68..d374b86b5d 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)
>> @@ -81,135 +76,25 @@ 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, &reg);
>> -       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);
>> -       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);
>> -       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);
>> -       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);
>> -       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);
>> -       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);
>> -       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);
>> -       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);
>> -       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);
>> -       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),
>> @@ -299,10 +184,6 @@ 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 ca08de1bd4..9177bdba65 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
>> @@ -39,8 +40,6 @@ 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
>> @@ -52,11 +51,12 @@ CONFIG_FEC_MXC=y
>>   CONFIG_MII=y
>>   CONFIG_PINCTRL=y
>>   CONFIG_PINCTRL_IMX6=y
>> -CONFIG_POWER_LEGACY=y
>> -CONFIG_POWER_I2C=y
>> +CONFIG_DM_PMIC=y
>> +CONFIG_DM_PMIC_PFUZE100=y
>>   CONFIG_DM_REGULATOR=y
>>   CONFIG_DM_REGULATOR_ANATOP=y
>>   CONFIG_DM_REGULATOR_FIXED=y
>> +CONFIG_DM_REGULATOR_PFUZE100=y
>>   CONFIG_USB=y
>>   CONFIG_DM_USB=y
>>   CONFIG_USB_STORAGE=y
>> diff --git a/include/configs/udoo_neo.h b/include/configs/udoo_neo.h
>> index 3a7cb050b1..ac13c3e57f 100644
>> --- a/include/configs/udoo_neo.h
>> +++ b/include/configs/udoo_neo.h
>> @@ -68,9 +68,4 @@
>>   #define CONFIG_SYS_INIT_SP_ADDR \
>>          (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
>>
>> -/* PMIC */
>> -#define CONFIG_POWER_PFUZE3000
>> -#define CONFIG_POWER_PFUZE3000_I2C_ADDR        0x08
>> -#define PFUZE3000_I2C_BUS      0
>> -
>>   #endif                         /* __CONFIG_H */
>> --
>> 2.33.1
>>

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