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Diffstat (limited to 'drivers/auxdisplay/arm-charlcd.c')
-rw-r--r--drivers/auxdisplay/arm-charlcd.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/auxdisplay/arm-charlcd.c b/drivers/auxdisplay/arm-charlcd.c
index b3176ee92b90d..296fb30dfa006 100644
--- a/drivers/auxdisplay/arm-charlcd.c
+++ b/drivers/auxdisplay/arm-charlcd.c
@@ -1,10 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Driver for the on-board character LCD found on some ARM reference boards
* This is basically an Hitachi HD44780 LCD with a custom IP block to drive it
* http://en.wikipedia.org/wiki/HD44780_Character_LCD
* Currently it will just display the text "ARM Linux" and the linux version
*
- * License terms: GNU General Public License (GPL) version 2
* Author: Linus Walleij <triad@df.lth.se>
*/
#include <linux/init.h>
@@ -54,12 +54,14 @@
#define HD_BUSY_FLAG 0x80U
/**
+ * struct charlcd - Private data structure
* @dev: a pointer back to containing device
* @phybase: the offset to the controller in physical memory
* @physize: the size of the physical page
* @virtbase: the offset to the controller in virtual memory
* @irq: reserved interrupt number
* @complete: completion structure for the last LCD command
+ * @init_work: delayed work structure to initialize the display on boot
*/
struct charlcd {
struct device *dev;