nvmem: core: Grammar fixes for help text

It's "an unsigned" but "a U".
Similarly, "an entry" but "a binary entry".

While at it, also drop superfluous articles for negative and zero.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200722100705.7772-6-srinivas.kandagatla@linaro.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/nvmem/core.c

@@ -573,7 +573,7 @@ static int nvmem_add_cells_from_of(struct nvmem_device *nvmem)
 
 /**
  * nvmem_register() - Register a nvmem device for given nvmem_config.
- * Also creates an binary entry in /sys/bus/nvmem/devices/dev-name/nvmem
+ * Also creates a binary entry in /sys/bus/nvmem/devices/dev-name/nvmem
  *
  * @config: nvmem device configuration with which nvmem device is created.
  *
@@ -728,7 +728,7 @@ static void devm_nvmem_release(struct device *dev, void *res)
 /**
  * devm_nvmem_register() - Register a managed nvmem device for given
  * nvmem_config.
- * Also creates an binary entry in /sys/bus/nvmem/devices/dev-name/nvmem
+ * Also creates a binary entry in /sys/bus/nvmem/devices/dev-name/nvmem
  *
  * @dev: Device that uses the nvmem device.
  * @config: nvmem device configuration with which nvmem device is created.
@@ -772,7 +772,7 @@ static int devm_nvmem_match(struct device *dev, void *res, void *data)
  * @dev: Device that uses the nvmem device.
  * @nvmem: Pointer to previously registered nvmem device.
  *
- * Return: Will be an negative on error or a zero on success.
+ * Return: Will be negative on error or zero on success.
  */
 int devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem)
 {
@@ -1375,7 +1375,7 @@ static int nvmem_cell_read_common(struct device *dev, const char *cell_id,
 }
 
 /**
- * nvmem_cell_read_u16() - Read a cell value as an u16
+ * nvmem_cell_read_u16() - Read a cell value as a u16
  *
  * @dev: Device that requests the nvmem cell.
  * @cell_id: Name of nvmem cell to read.
@@ -1390,7 +1390,7 @@ int nvmem_cell_read_u16(struct device *dev, const char *cell_id, u16 *val)
 EXPORT_SYMBOL_GPL(nvmem_cell_read_u16);
 
 /**
- * nvmem_cell_read_u32() - Read a cell value as an u32
+ * nvmem_cell_read_u32() - Read a cell value as a u32
  *
  * @dev: Device that requests the nvmem cell.
  * @cell_id: Name of nvmem cell to read.
@@ -1405,7 +1405,7 @@ int nvmem_cell_read_u32(struct device *dev, const char *cell_id, u32 *val)
 EXPORT_SYMBOL_GPL(nvmem_cell_read_u32);
 
 /**
- * nvmem_cell_read_u64() - Read a cell value as an u64
+ * nvmem_cell_read_u64() - Read a cell value as a u64
  *
  * @dev: Device that requests the nvmem cell.
  * @cell_id: Name of nvmem cell to read.