From: jsgood.yang@samsung.com
To: dmitry.torokhov@gmail.com, ben-linux@fluff.org,
linux-input@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Cc: Jinsung Yang <jsgood.yang@samsung.com>,
Kyeongil Kim <ki0351.kim@samsung.com>
Subject: [PATCH 3/4] [ARM][S3C] Add definition for keypad register
Date: Wed, 9 Sep 2009 20:11:38 +0900 [thread overview]
Message-ID: <1252494698-17862-1-git-send-email-jsgood.yang@samsung.com> (raw)
From: Jinsung Yang <jsgood.yang@samsung.com>
This patch introduce keypad registers and fields for Samsung keypad
interface driver.
Signed-off-by: Jinsung Yang <jsgood.yang@samsung.com>
Signed-off-by: Kyeongil Kim <ki0351.kim@samsung.com>
---
arch/arm/plat-s3c/include/plat/regs-keypad.h | 50 ++++++++++++++++++++++++++
1 files changed, 50 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/plat-s3c/include/plat/regs-keypad.h
diff --git a/arch/arm/plat-s3c/include/plat/regs-keypad.h b/arch/arm/plat-s3c/include/plat/regs-keypad.h
new file mode 100644
index 0000000..24bd66e
--- /dev/null
+++ b/arch/arm/plat-s3c/include/plat/regs-keypad.h
@@ -0,0 +1,50 @@
+/* linux/arch/arm/plat-s3c/include/plat/regs-keypad.h
+ *
+ * S3C Key Interface register definitions
+ *
+ * Kim Kyoungil, Copyright (c) 2006-2009 Samsung Electronics
+ * http://www.samsungsemi.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+
+#ifndef __ASM_ARCH_REGS_KEYPAD_H
+#define __ASM_ARCH_REGS_KEYPAD_H
+
+/*
+ * Keypad Interface
+ */
+#define S3C_KEYPADREG(x) (x)
+
+/* KEYIF registers */
+#define S3C_KEYIFCON S3C_KEYPADREG(0x00)
+#define S3C_KEYIFSTSCLR S3C_KEYPADREG(0x04)
+#define S3C_KEYIFCOL S3C_KEYPADREG(0x08)
+#define S3C_KEYIFROW S3C_KEYPADREG(0x0C)
+#define S3C_KEYIFFC S3C_KEYPADREG(0x10)
+
+/* KEYIFCON fields */
+#define S3C_KEYIF_INT_F_EN (1 << 0) /*falling edge(key-pressed) interuppt enable*/
+#define S3C_KEYIF_INT_R_EN (1 << 1) /*rising edge(key-released) interuppt enable*/
+#define S3C_KEYIF_DF_EN (1 << 2) /*debouncing filter enable*/
+#define S3C_KEYIF_FC_EN (1 << 3) /*filter clock enable*/
+#define S3C_KEYIF_CON_MASK_ALL (0x1f)
+
+/* KEYIFSTSCLR fields */
+#define S3C_KEYIF_STSCLR_CLEAR (0xffff)
+
+/* KEYIFCOL fields */
+#define S3C_KEYIF_COL_DMASK (0xff)
+#define S3C_KEYIF_COL_MASK_ALL (0xffff)
+
+/* KEYIFROW fields */
+#define S3C_KEYIF_ROW_DMASK (0xff)
+
+/* KEYIFFC fields */
+#define S3C_KEYIF_FILTER_VAL (1)
+
+#endif /* __ASM_ARCH_REGS_KEYPAD_H */
+
--
1.6.2.5
reply other threads:[~2009-09-09 11:17 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1252494698-17862-1-git-send-email-jsgood.yang@samsung.com \
--to=jsgood.yang@samsung.com \
--cc=ben-linux@fluff.org \
--cc=dmitry.torokhov@gmail.com \
--cc=ki0351.kim@samsung.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-input@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).