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authorWolfram Sang <wsa@the-dreams.de>2018-12-17 23:14:10 +0100
committerWolfram Sang <wsa@the-dreams.de>2018-12-17 23:14:10 +0100
commit0cb47164ed0c4f8133cc44915095a622f1293696 (patch)
tree6466b59efdbfc17a0e9af786f91445c7e06c2418 /drivers
parent02d26b9a57faeb600f4b6d39a5c417f959e8e503 (diff)
parent37cf28d3b5bca1b532a0b6aac722e7f2788a9294 (diff)
Merge tag 'at24-4.21-updates-for-wolfram' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into i2c/for-5.0
at24: updates for 4.21 Adding a new compatible for 24c2048.
Diffstat (limited to 'drivers')
-rw-r--r--drivers/misc/eeprom/Kconfig2
-rw-r--r--drivers/misc/eeprom/at24.c3
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/misc/eeprom/Kconfig b/drivers/misc/eeprom/Kconfig
index fe7a1d27a017..a846faefa210 100644
--- a/drivers/misc/eeprom/Kconfig
+++ b/drivers/misc/eeprom/Kconfig
@@ -13,7 +13,7 @@ config EEPROM_AT24
ones like at24c64, 24lc02 or fm24c04:
24c00, 24c01, 24c02, spd (readonly 24c02), 24c04, 24c08,
- 24c16, 24c32, 24c64, 24c128, 24c256, 24c512, 24c1024
+ 24c16, 24c32, 24c64, 24c128, 24c256, 24c512, 24c1024, 24c2048
Unless you like data loss puzzles, always be sure that any chip
you configure as a 24c32 (32 kbit) or larger is NOT really a
diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index 636ed7149793..ddfcf4ade7bf 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -156,6 +156,7 @@ AT24_CHIP_DATA(at24_data_24c128, 131072 / 8, AT24_FLAG_ADDR16);
AT24_CHIP_DATA(at24_data_24c256, 262144 / 8, AT24_FLAG_ADDR16);
AT24_CHIP_DATA(at24_data_24c512, 524288 / 8, AT24_FLAG_ADDR16);
AT24_CHIP_DATA(at24_data_24c1024, 1048576 / 8, AT24_FLAG_ADDR16);
+AT24_CHIP_DATA(at24_data_24c2048, 2097152 / 8, AT24_FLAG_ADDR16);
/* identical to 24c08 ? */
AT24_CHIP_DATA(at24_data_INT3499, 8192 / 8, 0);
@@ -182,6 +183,7 @@ static const struct i2c_device_id at24_ids[] = {
{ "24c256", (kernel_ulong_t)&at24_data_24c256 },
{ "24c512", (kernel_ulong_t)&at24_data_24c512 },
{ "24c1024", (kernel_ulong_t)&at24_data_24c1024 },
+ { "24c2048", (kernel_ulong_t)&at24_data_24c2048 },
{ "at24", 0 },
{ /* END OF LIST */ }
};
@@ -210,6 +212,7 @@ static const struct of_device_id at24_of_match[] = {
{ .compatible = "atmel,24c256", .data = &at24_data_24c256 },
{ .compatible = "atmel,24c512", .data = &at24_data_24c512 },
{ .compatible = "atmel,24c1024", .data = &at24_data_24c1024 },
+ { .compatible = "atmel,24c2048", .data = &at24_data_24c2048 },
{ /* END OF LIST */ },
};
MODULE_DEVICE_TABLE(of, at24_of_match);