1 files changed, 0 insertions, 94 deletions
diff --git a/drivers/twserial/soft_tws.c b/drivers/twserial/soft_tws.c
deleted file mode 100644
index d0bf93d..0000000
--- a/drivers/twserial/soft_tws.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * (C) Copyright 2009
- * Detlev Zundel, DENX Software Engineering, dzu@denx.de.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#define TWS_IMPLEMENTATION
-#include <common.h>
-
-/*=====================================================================*/
-/*                         Public Functions                            */
-/*=====================================================================*/
-
-/*-----------------------------------------------------------------------
- * Read bits
- */
-int tws_read(uchar *buffer, int len)
-{
-	int rem = len;
-	uchar accu, shift;
-
-	debug("tws_read: buffer %p len %d\n", buffer, len);
-
-	/* Configure the data pin for input */
-	tws_data_config_output(0);
-
-	/* Disable WR, i.e. setup a read */
-	tws_wr(0);
-	udelay(1);
-
-	/* Rise CE */
-	tws_ce(1);
-	udelay(1);
-
-	for (; rem > 0; ) {
-		for (shift = 0, accu = 0;
-		     (rem > 0) && (shift < 8);
-		     rem--, shift++) {
-			tws_clk(1);
-			udelay(10);
-			accu |= (tws_data_read() << shift); /* LSB first */
-			tws_clk(0);
-			udelay(10);
-		}
-		*buffer++ = accu;
-	}
-
-	/* Lower CE */
-	tws_ce(0);
-
-	return len - rem;
-}
-
-
-/*-----------------------------------------------------------------------
- * Write bits
- */
-int tws_write(uchar *buffer, int len)
-{
-	int rem = len;
-	uchar accu, shift;
-
-	debug("tws_write: buffer %p len %d\n", buffer, len);
-
-	/* Configure the data pin for output */
-	tws_data_config_output(1);
-
-	/* Enable WR, i.e. setup a write */
-	tws_wr(1);
-	udelay(1);
-
-	/* Rise CE */
-	tws_ce(1);
-	udelay(1);
-
-	for (; rem > 0; ) {
-		for (shift = 0, accu = *buffer++;
-		     (rem > 0) && (shift < 8);
-		     rem--, shift++) {
-			tws_data(accu & 0x01); /* LSB first */
-			tws_clk(1);
-			udelay(10);
-			tws_clk(0);
-			udelay(10);
-			accu >>= 1;
-		}
-	}
-
-	/* Lower CE */
-	tws_ce(0);
-
-	return len - rem;
-}