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misc: i2c_eeprom: store pagesize instead of pagewidth in i2c_eeprom_drv_data

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Associate the pagesize with compatible strings, and copy it to
priv->pagesize. This is more straight-forward.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2020-02-28 22:04:14 +09:00 • committed by Heiko Schocher
parent ed6dd4e460
commit 0c17bb1cbe
1 changed files with 16 additions and 16 deletions
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32
drivers/misc/i2c_eeprom.c
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@ -14,7 +14,7 @@
struct i2c_eeprom_drv_data { struct i2c_eeprom_drv_data {
u32 size; /* size in bytes */ u32 size; /* size in bytes */
u32 pagewidth; /* pagesize = 2^pagewidth */ u32 pagesize; /* page size in bytes */
u32 addr_offset_mask; /* bits in addr used for offset overflow */ u32 addr_offset_mask; /* bits in addr used for offset overflow */
u32 offset_len; /* size in bytes of offset */ u32 offset_len; /* size in bytes of offset */
}; };
@ -103,7 +103,7 @@ static int i2c_eeprom_std_ofdata_to_platdata(struct udevice *dev)
priv->pagesize = pagesize; priv->pagesize = pagesize;
else else
/* 6 bit -> page size of up to 2^63 (should be sufficient) */ /* 6 bit -> page size of up to 2^63 (should be sufficient) */
priv->pagesize = 1 << data->pagewidth; priv->pagesize = data->pagesize;
if (dev_read_u32(dev, "size", &size) == 0) if (dev_read_u32(dev, "size", &size) == 0)
priv->size = size; priv->size = size;
@ -156,98 +156,98 @@ static int i2c_eeprom_std_probe(struct udevice *dev)
static const struct i2c_eeprom_drv_data eeprom_data = { static const struct i2c_eeprom_drv_data eeprom_data = {
.size = 0, .size = 0,
.pagewidth = 0, .pagesize = 1,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data mc24aa02e48_data = { static const struct i2c_eeprom_drv_data mc24aa02e48_data = {
.size = 256, .size = 256,
.pagewidth = 3, .pagesize = 8,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c01a_data = { static const struct i2c_eeprom_drv_data atmel24c01a_data = {
.size = 128, .size = 128,
.pagewidth = 3, .pagesize = 8,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c02_data = { static const struct i2c_eeprom_drv_data atmel24c02_data = {
.size = 256, .size = 256,
.pagewidth = 3, .pagesize = 8,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c04_data = { static const struct i2c_eeprom_drv_data atmel24c04_data = {
.size = 512, .size = 512,
.pagewidth = 4, .pagesize = 16,
.addr_offset_mask = 0x1, .addr_offset_mask = 0x1,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c08_data = { static const struct i2c_eeprom_drv_data atmel24c08_data = {
.size = 1024, .size = 1024,
.pagewidth = 4, .pagesize = 16,
.addr_offset_mask = 0x3, .addr_offset_mask = 0x3,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c08a_data = { static const struct i2c_eeprom_drv_data atmel24c08a_data = {
.size = 1024, .size = 1024,
.pagewidth = 4, .pagesize = 16,
.addr_offset_mask = 0x3, .addr_offset_mask = 0x3,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c16a_data = { static const struct i2c_eeprom_drv_data atmel24c16a_data = {
.size = 2048, .size = 2048,
.pagewidth = 4, .pagesize = 16,
.addr_offset_mask = 0x7, .addr_offset_mask = 0x7,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24mac402_data = { static const struct i2c_eeprom_drv_data atmel24mac402_data = {
.size = 256, .size = 256,
.pagewidth = 4, .pagesize = 16,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 1, .offset_len = 1,
}; };
static const struct i2c_eeprom_drv_data atmel24c32_data = { static const struct i2c_eeprom_drv_data atmel24c32_data = {
.size = 4096, .size = 4096,
.pagewidth = 5, .pagesize = 32,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 2, .offset_len = 2,
}; };
static const struct i2c_eeprom_drv_data atmel24c64_data = { static const struct i2c_eeprom_drv_data atmel24c64_data = {
.size = 8192, .size = 8192,
.pagewidth = 5, .pagesize = 32,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 2, .offset_len = 2,
}; };
static const struct i2c_eeprom_drv_data atmel24c128_data = { static const struct i2c_eeprom_drv_data atmel24c128_data = {
.size = 16384, .size = 16384,
.pagewidth = 6, .pagesize = 64,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 2, .offset_len = 2,
}; };
static const struct i2c_eeprom_drv_data atmel24c256_data = { static const struct i2c_eeprom_drv_data atmel24c256_data = {
.size = 32768, .size = 32768,
.pagewidth = 6, .pagesize = 64,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 2, .offset_len = 2,
}; };
static const struct i2c_eeprom_drv_data atmel24c512_data = { static const struct i2c_eeprom_drv_data atmel24c512_data = {
.size = 65536, .size = 65536,
.pagewidth = 6, .pagesize = 64,
.addr_offset_mask = 0, .addr_offset_mask = 0,
.offset_len = 2, .offset_len = 2,
}; };