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

From: Robert Baldyga
Date: Wed Dec 10 2014 - 06:51:55 EST


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@xxxxxxxxxxx>
---
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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