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| author | Jiri Prchal <jiri.prchal@aksignal.cz> | 2021-06-11 11:45:58 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-11 12:23:10 +0200 |
| commit | fd307a4ad332ef50be5569c92490219e7cd84ce5 (patch) | |
| tree | 6683353455acad103535cdbceb9af084ff50531a /drivers/nvmem | |
| parent | nvmem: qfprom: Improve the comment about regulator setting (diff) | |
| download | linux-fd307a4ad332ef50be5569c92490219e7cd84ce5.tar.xz linux-fd307a4ad332ef50be5569c92490219e7cd84ce5.zip | |
nvmem: prepare basics for FRAM support
Added enum and string for FRAM (ferroelectric RAM) to expose it as file
named "fram".
Added documentation of sysfs file.
Signed-off-by: Jiri Prchal <jiri.prchal@aksignal.cz>
Link: https://lore.kernel.org/r/20210611094601.95131-2-jiri.prchal@aksignal.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem')
| -rw-r--r-- | drivers/nvmem/core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index b3c28a2d4c10..4d1c4f83b22f 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -180,6 +180,7 @@ static const char * const nvmem_type_str[] = { [NVMEM_TYPE_EEPROM] = "EEPROM", [NVMEM_TYPE_OTP] = "OTP", [NVMEM_TYPE_BATTERY_BACKED] = "Battery backed", + [NVMEM_TYPE_FRAM] = "FRAM", }; #ifdef CONFIG_DEBUG_LOCK_ALLOC @@ -359,6 +360,9 @@ static int nvmem_sysfs_setup_compat(struct nvmem_device *nvmem, if (!config->base_dev) return -EINVAL; + if (config->type == NVMEM_TYPE_FRAM) + bin_attr_nvmem_eeprom_compat.attr.name = "fram"; + nvmem->eeprom = bin_attr_nvmem_eeprom_compat; nvmem->eeprom.attr.mode = nvmem_bin_attr_get_umode(nvmem); nvmem->eeprom.size = nvmem->size; |