[PATCH 3/3] pico-imx7d: Convert to DM_I2C and DM_PMIC

Fabio Estevam festevam at denx.de
Tue Jan 3 14:19:40 CET 2023


The conversion to DM_I2C is mandatory, so convert to it
and also to DM_PMIC.

Signed-off-by: Fabio Estevam <festevam at denx.de>
---

To test this, it is necessary to apply the following patch first:

https://lore.kernel.org/u-boot/20221231183427.GI3787616@bill-the-cat/T/#t

 board/technexion/pico-imx7d/pico-imx7d.c | 70 ++++++------------------
 configs/pico-dwarf-imx7d_defconfig       | 12 +---
 configs/pico-hobbit-imx7d_defconfig      | 12 +---
 configs/pico-imx7d_bl33_defconfig        | 12 +---
 configs/pico-imx7d_defconfig             | 12 +---
 configs/pico-nymph-imx7d_defconfig       | 12 +---
 configs/pico-pi-imx7d_defconfig          | 12 +---
 include/configs/pico-imx7d.h             |  3 -
 8 files changed, 36 insertions(+), 109 deletions(-)

diff --git a/board/technexion/pico-imx7d/pico-imx7d.c b/board/technexion/pico-imx7d/pico-imx7d.c
index 7db34abcb1..88aa37114d 100644
--- a/board/technexion/pico-imx7d/pico-imx7d.c
+++ b/board/technexion/pico-imx7d/pico-imx7d.c
@@ -13,10 +13,8 @@
 #include <asm/global_data.h>
 #include <asm/gpio.h>
 #include <asm/mach-imx/iomux-v3.h>
-#include <asm/mach-imx/mxc_i2c.h>
 #include <asm/io.h>
 #include <common.h>
-#include <i2c.h>
 #include <miiphy.h>
 #include <power/pmic.h>
 #include <power/pfuze3000_pmic.h>
@@ -27,27 +25,6 @@ DECLARE_GLOBAL_DATA_PTR;
 #define UART_PAD_CTRL  (PAD_CTL_DSE_3P3V_49OHM | \
 	PAD_CTL_PUS_PU100KOHM | PAD_CTL_HYS)
 
-#define I2C_PAD_CTRL    (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
-	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)
-
-#ifdef CONFIG_SYS_I2C_MXC
-#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
-
-/* I2C4 for PMIC */
-static struct i2c_pads_info i2c_pad_info4 = {
-	.scl = {
-		.i2c_mode = MX7D_PAD_SAI1_RX_SYNC__I2C4_SCL | PC,
-		.gpio_mode = MX7D_PAD_SAI1_RX_SYNC__GPIO6_IO16 | PC,
-		.gp = IMX_GPIO_NR(6, 16),
-	},
-	.sda = {
-		.i2c_mode = MX7D_PAD_SAI1_RX_BCLK__I2C4_SDA | PC,
-		.gpio_mode = MX7D_PAD_SAI1_RX_BCLK__GPIO6_IO17 | PC,
-		.gp = IMX_GPIO_NR(6, 17),
-	},
-};
-#endif
-
 int dram_init(void)
 {
 	gd->ram_size = imx_ddr_size();
@@ -60,50 +37,43 @@ int dram_init(void)
 	return 0;
 }
 
-#if CONFIG_IS_ENABLED(POWER_LEGACY)
-#define I2C_PMIC	3
+#if CONFIG_IS_ENABLED(DM_PMIC)
 int power_init_board(void)
 {
-	struct pmic *p;
+	struct udevice *dev;
+	int reg, rev_id;
 	int ret;
-	unsigned int reg, rev_id;
-
-	ret = power_pfuze3000_init(I2C_PMIC);
-	if (ret)
-		return ret;
 
-	p = pmic_get("PFUZE3000");
-	ret = pmic_probe(p);
-	if (ret) {
-		printf("Warning:  Cannot find PMIC PFUZE3000\n");
-		printf("\tPower consumption is not optimized.\n");
+	ret = pmic_get("pfuze3000 at 8", &dev);
+	if (ret == -ENODEV)
 		return 0;
-	}
+	if (ret != 0)
+		return ret;
 
-	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);
+	reg = 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", reg, rev_id);
 
 	/* disable Low Power Mode during standby mode */
-	pmic_reg_read(p, PFUZE3000_LDOGCTL, &reg);
+	reg = pmic_reg_read(dev, PFUZE3000_LDOGCTL);
 	reg |= 0x1;
-	pmic_reg_write(p, PFUZE3000_LDOGCTL, reg);
+	pmic_reg_write(dev, PFUZE3000_LDOGCTL, reg);
 
 	/* SW1A/1B mode set to APS/APS */
 	reg = 0x8;
-	pmic_reg_write(p, PFUZE3000_SW1AMODE, reg);
-	pmic_reg_write(p, PFUZE3000_SW1BMODE, reg);
+	pmic_reg_write(dev, PFUZE3000_SW1AMODE, reg);
+	pmic_reg_write(dev, PFUZE3000_SW1BMODE, reg);
 
 	/* SW1A/1B standby voltage set to 1.025V */
 	reg = 0xd;
-	pmic_reg_write(p, PFUZE3000_SW1ASTBY, reg);
-	pmic_reg_write(p, PFUZE3000_SW1BSTBY, reg);
+	pmic_reg_write(dev, PFUZE3000_SW1ASTBY, reg);
+	pmic_reg_write(dev, PFUZE3000_SW1BSTBY, reg);
 
 	/* decrease SW1B normal voltage to 0.975V */
-	pmic_reg_read(p, PFUZE3000_SW1BVOLT, &reg);
+	reg = pmic_reg_read(dev, PFUZE3000_SW1BVOLT);
 	reg &= ~0x1f;
 	reg |= PFUZE3000_SW1AB_SETP(975);
-	pmic_reg_write(p, PFUZE3000_SW1BVOLT, reg);
+	pmic_reg_write(dev, PFUZE3000_SW1BVOLT, reg);
 
 	return 0;
 }
@@ -168,10 +138,6 @@ int board_early_init_f(void)
 {
 	setup_iomux_uart();
 
-#ifdef CONFIG_SYS_I2C_MXC
-	setup_i2c(3, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info4);
-#endif
-
 	return 0;
 }
 
diff --git a/configs/pico-dwarf-imx7d_defconfig b/configs/pico-dwarf-imx7d_defconfig
index 3f928250bc..34a3bf2d34 100644
--- a/configs/pico-dwarf-imx7d_defconfig
+++ b/configs/pico-dwarf-imx7d_defconfig
@@ -7,10 +7,6 @@ CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0xC0000
-CONFIG_SYS_I2C_MXC_I2C1=y
-CONFIG_SYS_I2C_MXC_I2C2=y
-CONFIG_SYS_I2C_MXC_I2C3=y
-CONFIG_SYS_I2C_MXC_I2C4=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
 CONFIG_TARGET_PICO_IMX7D=y
@@ -30,7 +26,6 @@ CONFIG_SPL_MAX_SIZE=0xe000
 CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
 CONFIG_SPL_BSS_MAX_SIZE=0x100000
 CONFIG_SYS_SPL_MALLOC=y
-CONFIG_SPL_I2C=y
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_GADGET=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
@@ -66,8 +61,7 @@ CONFIG_FASTBOOT_BUF_SIZE=0x10000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_FLASH_MMC_DEV=0
 CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_FSL_USDHC=y
@@ -80,8 +74,8 @@ CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX7=y
-CONFIG_POWER_LEGACY=y
-CONFIG_POWER_I2C=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
 CONFIG_IMX_THERMAL=y
diff --git a/configs/pico-hobbit-imx7d_defconfig b/configs/pico-hobbit-imx7d_defconfig
index 94ee298494..eaf0970c7e 100644
--- a/configs/pico-hobbit-imx7d_defconfig
+++ b/configs/pico-hobbit-imx7d_defconfig
@@ -7,10 +7,6 @@ CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0xC0000
-CONFIG_SYS_I2C_MXC_I2C1=y
-CONFIG_SYS_I2C_MXC_I2C2=y
-CONFIG_SYS_I2C_MXC_I2C3=y
-CONFIG_SYS_I2C_MXC_I2C4=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
 CONFIG_TARGET_PICO_IMX7D=y
@@ -30,7 +26,6 @@ CONFIG_SPL_MAX_SIZE=0xe000
 CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
 CONFIG_SPL_BSS_MAX_SIZE=0x100000
 CONFIG_SYS_SPL_MALLOC=y
-CONFIG_SPL_I2C=y
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_GADGET=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
@@ -66,8 +61,7 @@ CONFIG_FASTBOOT_BUF_SIZE=0x10000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_FLASH_MMC_DEV=0
 CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_FSL_USDHC=y
@@ -79,8 +73,8 @@ CONFIG_FEC_MXC=y
 CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
-CONFIG_PINCTRL_IMX7=y
-CONFIG_POWER_LEGACY=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_POWER_I2C=y
 CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
diff --git a/configs/pico-imx7d_bl33_defconfig b/configs/pico-imx7d_bl33_defconfig
index 4b5ea53c56..21fcfae965 100644
--- a/configs/pico-imx7d_bl33_defconfig
+++ b/configs/pico-imx7d_bl33_defconfig
@@ -6,10 +6,6 @@ CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0xC0000
-CONFIG_SYS_I2C_MXC_I2C1=y
-CONFIG_SYS_I2C_MXC_I2C2=y
-CONFIG_SYS_I2C_MXC_I2C3=y
-CONFIG_SYS_I2C_MXC_I2C4=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
 CONFIG_TARGET_PICO_IMX7D=y
@@ -31,7 +27,6 @@ CONFIG_SPL_MAX_SIZE=0xe000
 CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
 CONFIG_SPL_BSS_MAX_SIZE=0x100000
 CONFIG_SYS_SPL_MALLOC=y
-CONFIG_SPL_I2C=y
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_GADGET=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
@@ -63,8 +58,7 @@ CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_BOUNCE_BUFFER=y
 CONFIG_DFU_MMC=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_FSL_USDHC=y
 CONFIG_MTD=y
@@ -76,8 +70,8 @@ CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX7=y
-CONFIG_POWER_LEGACY=y
-CONFIG_POWER_I2C=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_CONS_INDEX=4
 CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
diff --git a/configs/pico-imx7d_defconfig b/configs/pico-imx7d_defconfig
index 2e3ea9f8ff..56434c9ede 100644
--- a/configs/pico-imx7d_defconfig
+++ b/configs/pico-imx7d_defconfig
@@ -7,10 +7,6 @@ CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0xC0000
-CONFIG_SYS_I2C_MXC_I2C1=y
-CONFIG_SYS_I2C_MXC_I2C2=y
-CONFIG_SYS_I2C_MXC_I2C3=y
-CONFIG_SYS_I2C_MXC_I2C4=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
 CONFIG_TARGET_PICO_IMX7D=y
@@ -30,7 +26,6 @@ CONFIG_SPL_MAX_SIZE=0xe000
 CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
 CONFIG_SPL_BSS_MAX_SIZE=0x100000
 CONFIG_SYS_SPL_MALLOC=y
-CONFIG_SPL_I2C=y
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_GADGET=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
@@ -66,8 +61,7 @@ CONFIG_FASTBOOT_BUF_SIZE=0x10000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_FLASH_MMC_DEV=0
 CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_FSL_USDHC=y
@@ -80,8 +74,8 @@ CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX7=y
-CONFIG_POWER_LEGACY=y
-CONFIG_POWER_I2C=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
 CONFIG_IMX_THERMAL=y
diff --git a/configs/pico-nymph-imx7d_defconfig b/configs/pico-nymph-imx7d_defconfig
index 3f928250bc..34a3bf2d34 100644
--- a/configs/pico-nymph-imx7d_defconfig
+++ b/configs/pico-nymph-imx7d_defconfig
@@ -7,10 +7,6 @@ CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0xC0000
-CONFIG_SYS_I2C_MXC_I2C1=y
-CONFIG_SYS_I2C_MXC_I2C2=y
-CONFIG_SYS_I2C_MXC_I2C3=y
-CONFIG_SYS_I2C_MXC_I2C4=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
 CONFIG_TARGET_PICO_IMX7D=y
@@ -30,7 +26,6 @@ CONFIG_SPL_MAX_SIZE=0xe000
 CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
 CONFIG_SPL_BSS_MAX_SIZE=0x100000
 CONFIG_SYS_SPL_MALLOC=y
-CONFIG_SPL_I2C=y
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_GADGET=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
@@ -66,8 +61,7 @@ CONFIG_FASTBOOT_BUF_SIZE=0x10000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_FLASH_MMC_DEV=0
 CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_FSL_USDHC=y
@@ -80,8 +74,8 @@ CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX7=y
-CONFIG_POWER_LEGACY=y
-CONFIG_POWER_I2C=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
 CONFIG_IMX_THERMAL=y
diff --git a/configs/pico-pi-imx7d_defconfig b/configs/pico-pi-imx7d_defconfig
index 4a328d5cf0..f353b00278 100644
--- a/configs/pico-pi-imx7d_defconfig
+++ b/configs/pico-pi-imx7d_defconfig
@@ -7,10 +7,6 @@ CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_ENV_SIZE=0x2000
 CONFIG_ENV_OFFSET=0xC0000
-CONFIG_SYS_I2C_MXC_I2C1=y
-CONFIG_SYS_I2C_MXC_I2C2=y
-CONFIG_SYS_I2C_MXC_I2C3=y
-CONFIG_SYS_I2C_MXC_I2C4=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx7d-pico-pi"
 CONFIG_TARGET_PICO_IMX7D=y
@@ -30,7 +26,6 @@ CONFIG_SPL_MAX_SIZE=0xe000
 CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
 CONFIG_SPL_BSS_MAX_SIZE=0x100000
 CONFIG_SYS_SPL_MALLOC=y
-CONFIG_SPL_I2C=y
 CONFIG_SPL_USB_HOST=y
 CONFIG_SPL_USB_GADGET=y
 CONFIG_SPL_USB_SDP_SUPPORT=y
@@ -66,8 +61,7 @@ CONFIG_FASTBOOT_BUF_SIZE=0x10000000
 CONFIG_FASTBOOT_FLASH=y
 CONFIG_FASTBOOT_FLASH_MMC_DEV=0
 CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
-CONFIG_SYS_I2C_LEGACY=y
-CONFIG_SPL_SYS_I2C_LEGACY=y
+CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MXC=y
 CONFIG_SUPPORT_EMMC_BOOT=y
 CONFIG_FSL_USDHC=y
@@ -80,8 +74,8 @@ CONFIG_RGMII=y
 CONFIG_MII=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX7=y
-CONFIG_POWER_LEGACY=y
-CONFIG_POWER_I2C=y
+CONFIG_DM_PMIC=y
+CONFIG_DM_PMIC_PFUZE100=y
 CONFIG_DM_SERIAL=y
 CONFIG_MXC_UART=y
 CONFIG_IMX_THERMAL=y
diff --git a/include/configs/pico-imx7d.h b/include/configs/pico-imx7d.h
index 159bf4c68c..cdd035d5d5 100644
--- a/include/configs/pico-imx7d.h
+++ b/include/configs/pico-imx7d.h
@@ -105,9 +105,6 @@
 #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
 
 /* FLASH and environment organization */
 
-- 
2.25.1



More information about the U-Boot mailing list