Commit 37cf28d3 authored by Adrian Bunk's avatar Adrian Bunk Committed by Bartosz Golaszewski

eeprom: at24: add support for 24c2048

Works with ST M24M02.
Signed-off-by: default avatarAdrian Bunk <bunk@kernel.org>
Signed-off-by: default avatarBartosz Golaszewski <brgl@bgdev.pl>
parent 6c0c5dc3
...@@ -13,7 +13,7 @@ config EEPROM_AT24 ...@@ -13,7 +13,7 @@ config EEPROM_AT24
ones like at24c64, 24lc02 or fm24c04: ones like at24c64, 24lc02 or fm24c04:
24c00, 24c01, 24c02, spd (readonly 24c02), 24c04, 24c08, 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 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 you configure as a 24c32 (32 kbit) or larger is NOT really a
......
...@@ -156,6 +156,7 @@ AT24_CHIP_DATA(at24_data_24c128, 131072 / 8, AT24_FLAG_ADDR16); ...@@ -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_24c256, 262144 / 8, AT24_FLAG_ADDR16);
AT24_CHIP_DATA(at24_data_24c512, 524288 / 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_24c1024, 1048576 / 8, AT24_FLAG_ADDR16);
AT24_CHIP_DATA(at24_data_24c2048, 2097152 / 8, AT24_FLAG_ADDR16);
/* identical to 24c08 ? */ /* identical to 24c08 ? */
AT24_CHIP_DATA(at24_data_INT3499, 8192 / 8, 0); AT24_CHIP_DATA(at24_data_INT3499, 8192 / 8, 0);
...@@ -182,6 +183,7 @@ static const struct i2c_device_id at24_ids[] = { ...@@ -182,6 +183,7 @@ static const struct i2c_device_id at24_ids[] = {
{ "24c256", (kernel_ulong_t)&at24_data_24c256 }, { "24c256", (kernel_ulong_t)&at24_data_24c256 },
{ "24c512", (kernel_ulong_t)&at24_data_24c512 }, { "24c512", (kernel_ulong_t)&at24_data_24c512 },
{ "24c1024", (kernel_ulong_t)&at24_data_24c1024 }, { "24c1024", (kernel_ulong_t)&at24_data_24c1024 },
{ "24c2048", (kernel_ulong_t)&at24_data_24c2048 },
{ "at24", 0 }, { "at24", 0 },
{ /* END OF LIST */ } { /* END OF LIST */ }
}; };
...@@ -210,6 +212,7 @@ static const struct of_device_id at24_of_match[] = { ...@@ -210,6 +212,7 @@ static const struct of_device_id at24_of_match[] = {
{ .compatible = "atmel,24c256", .data = &at24_data_24c256 }, { .compatible = "atmel,24c256", .data = &at24_data_24c256 },
{ .compatible = "atmel,24c512", .data = &at24_data_24c512 }, { .compatible = "atmel,24c512", .data = &at24_data_24c512 },
{ .compatible = "atmel,24c1024", .data = &at24_data_24c1024 }, { .compatible = "atmel,24c1024", .data = &at24_data_24c1024 },
{ .compatible = "atmel,24c2048", .data = &at24_data_24c2048 },
{ /* END OF LIST */ }, { /* END OF LIST */ },
}; };
MODULE_DEVICE_TABLE(of, at24_of_match); MODULE_DEVICE_TABLE(of, at24_of_match);
......
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