Add support for reading back flash parameters as reported by
the ec.
Signed-off-by: Moritz Fischer <moritz.fisc...@ettus.com>
Cc: Simon Glass <s...@chromium.org>
Cc: u-boot@lists.denx.de
---
drivers/misc/cros_ec.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/misc/cros_ec.c b/drivers/misc/cros_ec.c
index 06a7dcc..931fdf5 100644
--- a/drivers/misc/cros_ec.c
+++ b/drivers/misc/cros_ec.c
@@ -809,6 +809,27 @@ static int cros_ec_data_is_erased(const uint32_t *data,
int size)
return 1;
}
+/**
+ * Read back flash parameters
+ *
+ * This function reads back parameters of the flash as reported by the EC
+ *
+ * @param dev Pointer to device
+ * @param info Pointer to output flash info struct
+ */
+int cros_ec_read_flashinfo(struct cros_ec_dev *dev,
+ struct ec_response_flash_info *info)
+{
+ int ret;
+
+ ret = ec_command(dev, EC_CMD_FLASH_INFO, 0,
+ NULL, 0, info, sizeof(*info));
+ if (ret < 0)
+ return ret;
+
+ return ret < sizeof(*info) ? -1 : 0;
+}
+
int cros_ec_flash_write(struct cros_ec_dev *dev, const uint8_t *data,
uint32_t offset, uint32_t size)
{
--
2.7.4
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
