NAND/CORE: Comment use of alive_sleep()

Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>

diff --git a/src/flash/nand/core.c b/src/flash/nand/core.c
index d05fafdd893a43c66d427f9f52cda0ebce44135d..88a16cc6ab71e264e5da82b3f35cc0328e2cb6ea 100644 (file)
--- a/src/flash/nand/core.c
+++ b/src/flash/nand/core.c
@@ -776,6 +776,7 @@ int nand_page_command(struct nand_device *nand, uint32_t page,
                if (!nand->controller->nand_ready(nand, 100))
                        return ERROR_NAND_OPERATION_TIMEOUT;
        } else {
+               /* nand_poll_read() cannot be used during nand read */
                alive_sleep(1);
        }