* [PATCH v4 2/2] eeprom: at24: Add 24c2048
2018-11-29 19:58 [PATCH v4 1/2] dt-bindings: eeprom: at24: add "atmel,24c2048" Adrian Bunk
@ 2018-11-29 19:58 ` Adrian Bunk
2018-12-07 13:59 ` [PATCH v4 1/2] dt-bindings: eeprom: at24: add "atmel,24c2048" Bartosz Golaszewski
1 sibling, 0 replies; 5+ messages in thread
From: Adrian Bunk @ 2018-11-29 19:58 UTC (permalink / raw)
To: Bartosz Golaszewski, linux-i2c, Rob Herring, Mark Rutland,
devicetree
Works with an ST M24M02.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
---
drivers/misc/eeprom/Kconfig | 2 +-
drivers/misc/eeprom/at24.c | 3 +++
2 files changed, 4 insertions(+), 1 deletion(-)
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);
--
2.11.0
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH v4 1/2] dt-bindings: eeprom: at24: add "atmel,24c2048"
2018-11-29 19:58 [PATCH v4 1/2] dt-bindings: eeprom: at24: add "atmel,24c2048" Adrian Bunk
2018-11-29 19:58 ` [PATCH v4 2/2] eeprom: at24: Add 24c2048 Adrian Bunk
@ 2018-12-07 13:59 ` Bartosz Golaszewski
2018-12-07 14:11 ` Wolfram Sang
1 sibling, 1 reply; 5+ messages in thread
From: Bartosz Golaszewski @ 2018-12-07 13:59 UTC (permalink / raw)
To: Rob Herring; +Cc: linux-i2c, bunk, Mark Rutland, devicetree
czw., 29 lis 2018 o 20:59 Adrian Bunk <bunk@kernel.org> napisał(a):
>
> Signed-off-by: Adrian Bunk <bunk@kernel.org>
> ---
> Documentation/devicetree/bindings/eeprom/at24.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/eeprom/at24.txt b/Documentation/devicetree/bindings/eeprom/at24.txt
> index aededdbc262b..f9a7c984274c 100644
> --- a/Documentation/devicetree/bindings/eeprom/at24.txt
> +++ b/Documentation/devicetree/bindings/eeprom/at24.txt
> @@ -27,6 +27,7 @@ Required properties:
> "atmel,24c256",
> "atmel,24c512",
> "atmel,24c1024",
> + "atmel,24c2048",
>
> If <manufacturer> is not "atmel", then a fallback must be used
> with the same <model> and "atmel" as manufacturer.
> --
> 2.11.0
>
Hi Rob,
this is a trivial patch - can we have your Ack so that I can send my
PR to Wolfram for 4.21?
Thanks in advance,
Bartosz
^ permalink raw reply [flat|nested] 5+ messages in thread