linux-kernel - [PATCH 3/6] serial: s3c: add missing register definitions

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Message-id: <1418212167-28992-4-git-send-email-r.baldyga@samsung.com>
Date:	Wed, 10 Dec 2014 12:49:24 +0100
From:	Robert Baldyga <r.baldyga@...sung.com>
To:	gregkh@...uxfoundation.org
Cc:	jslaby@...e.cz, akpm@...ux-foundation.org, kgene.kim@...sung.com,
	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
	m.szyprowski@...sung.com, kyungmin.park@...sung.com,
	l.czerwinski@...sung.com, s.nawrocki@...sung.com,
	Robert Baldyga <r.baldyga@...sung.com>
Subject: [PATCH 3/6] serial: s3c: add missing register definitions

This macro definitions are necessary to implement DMA transfers
is samsung serial driver.

Based on previous work of Sylwester Nawrocki and Lukasz Czerwinski.

Signed-off-by: Robert Baldyga <r.baldyga@...sung.com>
---
 include/linux/serial_s3c.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/include/linux/serial_s3c.h b/include/linux/serial_s3c.h
index e6fc956..a7f004a 100644
--- a/include/linux/serial_s3c.h
+++ b/include/linux/serial_s3c.h
@@ -104,6 +104,31 @@
 				   S3C2410_UCON_RXIRQMODE | \
 				   S3C2410_UCON_RXFIFO_TOI)
 
+#define S3C64XX_UCON_TXBURST_1          (0<<20)
+#define S3C64XX_UCON_TXBURST_4          (1<<20)
+#define S3C64XX_UCON_TXBURST_8          (2<<20)
+#define S3C64XX_UCON_TXBURST_16         (3<<20)
+#define S3C64XX_UCON_TXBURST_MASK       (0xf<<20)
+#define S3C64XX_UCON_RXBURST_1          (0<<16)
+#define S3C64XX_UCON_RXBURST_4          (1<<16)
+#define S3C64XX_UCON_RXBURST_8          (2<<16)
+#define S3C64XX_UCON_RXBURST_16         (3<<16)
+#define S3C64XX_UCON_RXBURST_MASK       (0xf<<16)
+#define S3C64XX_UCON_TIMEOUT_SHIFT      (12)
+#define S3C64XX_UCON_TIMEOUT_MASK       (0xf<<12)
+#define S3C64XX_UCON_EMPTYINT_EN        (1<<11)
+#define S3C64XX_UCON_DMASUS_EN          (1<<10)
+#define S3C64XX_UCON_TXINT_LEVEL        (1<<9)
+#define S3C64XX_UCON_RXINT_LEVEL        (1<<8)
+#define S3C64XX_UCON_TIMEOUT_EN         (1<<7)
+#define S3C64XX_UCON_ERRINT_EN          (1<<6)
+#define S3C64XX_UCON_TXMODE_DMA         (2<<2)
+#define S3C64XX_UCON_TXMODE_CPU         (1<<2)
+#define S3C64XX_UCON_TXMODE_MASK        (3<<2)
+#define S3C64XX_UCON_RXMODE_DMA         (2<<0)
+#define S3C64XX_UCON_RXMODE_CPU         (1<<0)
+#define S3C64XX_UCON_RXMODE_MASK        (3<<0)
+
 #define S3C2410_UFCON_FIFOMODE	  (1<<0)
 #define S3C2410_UFCON_TXTRIG0	  (0<<6)
 #define S3C2410_UFCON_RXTRIG8	  (1<<4)
@@ -155,6 +180,7 @@
 #define S3C2440_UFSTAT_TXMASK	  (63<<8)
 #define S3C2440_UFSTAT_RXMASK	  (63)
 
+#define S3C2410_UTRSTAT_TIMEOUT   (1<<3)
 #define S3C2410_UTRSTAT_TXE	  (1<<2)
 #define S3C2410_UTRSTAT_TXFE	  (1<<1)
 #define S3C2410_UTRSTAT_RXDR	  (1<<0)
@@ -179,8 +205,10 @@
 #define S3C64XX_UINTM		0x38
 
 #define S3C64XX_UINTM_RXD	(0)
+#define S3C64XX_UINTM_ERROR     (1)
 #define S3C64XX_UINTM_TXD	(2)
 #define S3C64XX_UINTM_RXD_MSK	(1 << S3C64XX_UINTM_RXD)
+#define S3C64XX_UINTM_ERR_MSK   (1 << S3C64XX_UINTM_ERROR)
 #define S3C64XX_UINTM_TXD_MSK	(1 << S3C64XX_UINTM_TXD)
 
 /* Following are specific to S5PV210 */
-- 
1.9.1

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