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misc: i2c_eeprom: support DT pagesize property

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Read the page size from DT when available.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Baruch Siach
2019-04-07 12:38:48 +03:00
committed by Heiko Schocher
parent 9985b74bf6
commit a29034d1e6
1 changed files with 6 additions and 0 deletions
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6
drivers/misc/i2c_eeprom.c
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@@ -50,6 +50,12 @@ static int i2c_eeprom_std_ofdata_to_platdata(struct udevice *dev)
{ {
struct i2c_eeprom *priv = dev_get_priv(dev); struct i2c_eeprom *priv = dev_get_priv(dev);
u64 data = dev_get_driver_data(dev); u64 data = dev_get_driver_data(dev);
u32 pagesize;
if (dev_read_u32(dev, "pagesize", &pagesize) == 0) {
priv->pagesize = pagesize;
return 0;
}
/* 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->pagewidth = data & 0x3F; priv->pagewidth = data & 0x3F;