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authorChristian Eggers2020-07-27 13:12:18 +0200
committerGreg Kroah-Hartman2020-08-28 12:08:08 +0200
commitd3cd0071a89a085a2d578b6a9e31db10469501c6 (patch)
tree295ec7e59a8b35a9bef429d4e8faece39f068419 /drivers/misc
parentd162219c655c8cf8003128a13840d6c1e183fb80 (diff)
eeprom: at25: allow page sizes greater than 16 bit
Storage technologies like FRAM have no "write pages", the whole chip can be written within one SPI transfer. For these chips, the page size can be set equal to the device size. Currently available devices are already bigger than 64 kiB. Signed-off-by: Christian Eggers <ceggers@arri.de> Link: https://lore.kernel.org/r/20200727111218.26926-1-ceggers@arri.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/eeprom/at25.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
index cde9a2fc1325..0e7c8dc01195 100644
--- a/drivers/misc/eeprom/at25.c
+++ b/drivers/misc/eeprom/at25.c
@@ -261,7 +261,7 @@ static int at25_fw_to_chip(struct device *dev, struct spi_eeprom *chip)
if (device_property_read_u32(dev, "pagesize", &val) == 0 ||
device_property_read_u32(dev, "at25,page-size", &val) == 0) {
- chip->page_size = (u16)val;
+ chip->page_size = val;
} else {
dev_err(dev, "Error: missing \"pagesize\" property\n");
return -ENODEV;