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path: root/drivers/i2c/i2c-uclass.c
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Diffstat (limited to 'drivers/i2c/i2c-uclass.c')
-rw-r--r--drivers/i2c/i2c-uclass.c79
1 files changed, 21 insertions, 58 deletions
diff --git a/drivers/i2c/i2c-uclass.c b/drivers/i2c/i2c-uclass.c
index 5c4626b044..be56785217 100644
--- a/drivers/i2c/i2c-uclass.c
+++ b/drivers/i2c/i2c-uclass.c
@@ -79,7 +79,7 @@ static int i2c_setup_offset(struct dm_i2c_chip *chip, uint offset,
static int i2c_read_bytewise(struct udevice *dev, uint offset,
uint8_t *buffer, int len)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
struct udevice *bus = dev_get_parent(dev);
struct dm_i2c_ops *ops = i2c_get_ops(bus);
struct i2c_msg msg[2], *ptr;
@@ -108,7 +108,7 @@ static int i2c_read_bytewise(struct udevice *dev, uint offset,
static int i2c_write_bytewise(struct udevice *dev, uint offset,
const uint8_t *buffer, int len)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
struct udevice *bus = dev_get_parent(dev);
struct dm_i2c_ops *ops = i2c_get_ops(bus);
struct i2c_msg msg[1];
@@ -131,7 +131,7 @@ static int i2c_write_bytewise(struct udevice *dev, uint offset,
int dm_i2c_read(struct udevice *dev, uint offset, uint8_t *buffer, int len)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
struct udevice *bus = dev_get_parent(dev);
struct dm_i2c_ops *ops = i2c_get_ops(bus);
struct i2c_msg msg[2], *ptr;
@@ -162,7 +162,7 @@ int dm_i2c_read(struct udevice *dev, uint offset, uint8_t *buffer, int len)
int dm_i2c_write(struct udevice *dev, uint offset, const uint8_t *buffer,
int len)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
struct udevice *bus = dev_get_parent(dev);
struct dm_i2c_ops *ops = i2c_get_ops(bus);
struct i2c_msg msg[1];
@@ -297,7 +297,7 @@ static int i2c_bind_driver(struct udevice *bus, uint chip_addr, uint offset_len,
goto err_bind;
/* Tell the device what we know about it */
- chip = dev_get_parent_platdata(dev);
+ chip = dev_get_parent_plat(dev);
chip->chip_addr = chip_addr;
chip->offset_len = offset_len;
ret = device_probe(dev);
@@ -328,7 +328,7 @@ int i2c_get_chip(struct udevice *bus, uint chip_addr, uint offset_len,
bus->name, chip_addr);
for (device_find_first_child(bus, &dev); dev;
device_find_next_child(&dev)) {
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
int ret;
if (chip->chip_addr == (chip_addr &
@@ -433,7 +433,7 @@ int dm_i2c_get_bus_speed(struct udevice *bus)
int i2c_set_chip_flags(struct udevice *dev, uint flags)
{
struct udevice *bus = dev->parent;
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
struct dm_i2c_ops *ops = i2c_get_ops(bus);
int ret;
@@ -449,7 +449,7 @@ int i2c_set_chip_flags(struct udevice *dev, uint flags)
int i2c_get_chip_flags(struct udevice *dev, uint *flagsp)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
*flagsp = chip->flags;
@@ -458,7 +458,7 @@ int i2c_get_chip_flags(struct udevice *dev, uint *flagsp)
int i2c_set_chip_offset_len(struct udevice *dev, uint offset_len)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
if (offset_len > I2C_MAX_OFFSET_LEN)
return log_ret(-EINVAL);
@@ -469,14 +469,14 @@ int i2c_set_chip_offset_len(struct udevice *dev, uint offset_len)
int i2c_get_chip_offset_len(struct udevice *dev)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
return chip->offset_len;
}
int i2c_set_chip_addr_offset_mask(struct udevice *dev, uint mask)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
chip->chip_addr_offset_mask = mask;
@@ -485,7 +485,7 @@ int i2c_set_chip_addr_offset_mask(struct udevice *dev, uint mask)
uint i2c_get_chip_addr_offset_mask(struct udevice *dev)
{
- struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *chip = dev_get_parent_plat(dev);
return chip->chip_addr_offset_mask;
}
@@ -617,7 +617,7 @@ int i2c_deblock(struct udevice *bus)
}
#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
-int i2c_chip_ofdata_to_platdata(struct udevice *dev, struct dm_i2c_chip *chip)
+int i2c_chip_of_to_plat(struct udevice *dev, struct dm_i2c_chip *chip)
{
int addr;
@@ -676,37 +676,21 @@ static int i2c_post_probe(struct udevice *dev)
static int i2c_child_post_bind(struct udevice *dev)
{
#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
- struct dm_i2c_chip *plat = dev_get_parent_platdata(dev);
+ struct dm_i2c_chip *plat = dev_get_parent_plat(dev);
- if (!dev_of_valid(dev))
+ if (!dev_has_ofnode(dev))
return 0;
- return i2c_chip_ofdata_to_platdata(dev, plat);
+ return i2c_chip_of_to_plat(dev, plat);
#else
return 0;
#endif
}
-struct i2c_priv {
- int max_id;
-};
-
static int i2c_post_bind(struct udevice *dev)
{
- struct uclass *class = dev->uclass;
- struct i2c_priv *priv = class->priv;
int ret = 0;
- /* Just for sure */
- if (!priv)
- return -ENOMEM;
-
- debug("%s: %s, req_seq=%d\n", __func__, dev->name, dev->req_seq);
-
- /* if there is no alias ID, use the first free */
- if (dev->req_seq == -1)
- dev->req_seq = ++priv->max_id;
-
- debug("%s: %s, new req_seq=%d\n", __func__, dev->name, dev->req_seq);
+ debug("%s: %s, seq=%d\n", __func__, dev->name, dev_seq(dev));
#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
ret = dm_scan_fdt_dev(dev);
@@ -714,36 +698,15 @@ static int i2c_post_bind(struct udevice *dev)
return ret;
}
-int i2c_uclass_init(struct uclass *class)
-{
- struct i2c_priv *priv = class->priv;
-
- /* Just for sure */
- if (!priv)
- return -ENOMEM;
-
- /* Get the last allocated alias. */
- if (CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA))
- priv->max_id = dev_read_alias_highest_id("i2c");
- else
- priv->max_id = -1;
-
- debug("%s: highest alias id is %d\n", __func__, priv->max_id);
-
- return 0;
-}
-
UCLASS_DRIVER(i2c) = {
.id = UCLASS_I2C,
.name = "i2c",
.flags = DM_UC_FLAG_SEQ_ALIAS,
.post_bind = i2c_post_bind,
- .init = i2c_uclass_init,
- .priv_auto_alloc_size = sizeof(struct i2c_priv),
.pre_probe = i2c_pre_probe,
.post_probe = i2c_post_probe,
- .per_device_auto_alloc_size = sizeof(struct dm_i2c_bus),
- .per_child_platdata_auto_alloc_size = sizeof(struct dm_i2c_chip),
+ .per_device_auto = sizeof(struct dm_i2c_bus),
+ .per_child_plat_auto = sizeof(struct dm_i2c_chip),
.child_post_bind = i2c_child_post_bind,
};
@@ -765,8 +728,8 @@ U_BOOT_DRIVER(i2c_generic_chip_drv) = {
.id = UCLASS_I2C_GENERIC,
.of_match = generic_chip_i2c_ids,
#if CONFIG_IS_ENABLED(ACPIGEN)
- .ofdata_to_platdata = acpi_i2c_ofdata_to_platdata,
- .priv_auto_alloc_size = sizeof(struct acpi_i2c_priv),
+ .of_to_plat = acpi_i2c_of_to_plat,
+ .priv_auto = sizeof(struct acpi_i2c_priv),
#endif
ACPI_OPS_PTR(&acpi_i2c_ops)
};
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-19 18:00:20 +0000