1 files changed, 0 insertions, 179 deletions

diff --git a/drivers/video/mb862xx/mb862xx-i2c.c b/drivers/video/mb862xx/mb862xx-i2c.c
deleted file mode 100644
index c87e17a..0000000
--- a/drivers/video/mb862xx/mb862xx-i2c.c
+++ /dev/null
@@ -1,179 +0,0 @@
-/*
- * Coral-P(A)/Lime I2C adapter driver
- *
- * (C) 2011 DENX Software Engineering, Anatolij Gustschin <agust@denx.de>
- *
- * 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.
- *
- */
-
-#include <linux/fb.h>
-#include <linux/i2c.h>
-#include <linux/io.h>
-#include <linux/delay.h>
-#include <linux/export.h>
-
-#include "mb862xxfb.h"
-#include "mb862xx_reg.h"
-
-static int mb862xx_i2c_wait_event(struct i2c_adapter *adap)
-{
-	struct mb862xxfb_par *par = adap->algo_data;
-	u32 reg;
-
-	do {
-		udelay(10);
-		reg = inreg(i2c, GC_I2C_BCR);
-		if (reg & (I2C_INT | I2C_BER))
-			break;
-	} while (1);
-
-	return (reg & I2C_BER) ? 0 : 1;
-}
-
-static int mb862xx_i2c_do_address(struct i2c_adapter *adap, int addr)
-{
-	struct mb862xxfb_par *par = adap->algo_data;
-
-	outreg(i2c, GC_I2C_DAR, addr);
-	outreg(i2c, GC_I2C_CCR, I2C_CLOCK_AND_ENABLE);
-	outreg(i2c, GC_I2C_BCR, par->i2c_rs ? I2C_REPEATED_START : I2C_START);
-	if (!mb862xx_i2c_wait_event(adap))
-		return -EIO;
-	par->i2c_rs = !(inreg(i2c, GC_I2C_BSR) & I2C_LRB);
-	return par->i2c_rs;
-}
-
-static int mb862xx_i2c_write_byte(struct i2c_adapter *adap, u8 byte)
-{
-	struct mb862xxfb_par *par = adap->algo_data;
-
-	outreg(i2c, GC_I2C_DAR, byte);
-	outreg(i2c, GC_I2C_BCR, I2C_START);
-	if (!mb862xx_i2c_wait_event(adap))
-		return -EIO;
-	return !(inreg(i2c, GC_I2C_BSR) & I2C_LRB);
-}
-
-static int mb862xx_i2c_read_byte(struct i2c_adapter *adap, u8 *byte, int last)
-{
-	struct mb862xxfb_par *par = adap->algo_data;
-
-	outreg(i2c, GC_I2C_BCR, I2C_START | (last ? 0 : I2C_ACK));
-	if (!mb862xx_i2c_wait_event(adap))
-		return 0;
-	*byte = inreg(i2c, GC_I2C_DAR);
-	return 1;
-}
-
-static void mb862xx_i2c_stop(struct i2c_adapter *adap)
-{
-	struct mb862xxfb_par *par = adap->algo_data;
-
-	outreg(i2c, GC_I2C_BCR, I2C_STOP);
-	outreg(i2c, GC_I2C_CCR, I2C_DISABLE);
-	par->i2c_rs = 0;
-}
-
-static int mb862xx_i2c_read(struct i2c_adapter *adap, struct i2c_msg *m)
-{
-	int i, ret = 0;
-	int last = m->len - 1;
-
-	for (i = 0; i < m->len; i++) {
-		if (!mb862xx_i2c_read_byte(adap, &m->buf[i], i == last)) {
-			ret = -EIO;
-			break;
-		}
-	}
-	return ret;
-}
-
-static int mb862xx_i2c_write(struct i2c_adapter *adap, struct i2c_msg *m)
-{
-	int i, ret = 0;
-
-	for (i = 0; i < m->len; i++) {
-		if (!mb862xx_i2c_write_byte(adap, m->buf[i])) {
-			ret = -EIO;
-			break;
-		}
-	}
-	return ret;
-}
-
-static int mb862xx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
-			int num)
-{
-	struct mb862xxfb_par *par = adap->algo_data;
-	struct i2c_msg *m;
-	int addr;
-	int i = 0, err = 0;
-
-	dev_dbg(par->dev, "%s: %d msgs\n", __func__, num);
-
-	for (i = 0; i < num; i++) {
-		m = &msgs[i];
-		if (!m->len) {
-			dev_dbg(par->dev, "%s: null msgs\n", __func__);
-			continue;
-		}
-		addr = m->addr;
-		if (m->flags & I2C_M_RD)
-			addr |= 1;
-
-		err = mb862xx_i2c_do_address(adap, addr);
-		if (err < 0)
-			break;
-		if (m->flags & I2C_M_RD)
-			err = mb862xx_i2c_read(adap, m);
-		else
-			err = mb862xx_i2c_write(adap, m);
-	}
-
-	if (i)
-		mb862xx_i2c_stop(adap);
-
-	return (err < 0) ? err : i;
-}
-
-static u32 mb862xx_func(struct i2c_adapter *adap)
-{
-	return I2C_FUNC_SMBUS_BYTE_DATA;
-}
-
-static const struct i2c_algorithm mb862xx_algo = {
-	.master_xfer	= mb862xx_xfer,
-	.functionality	= mb862xx_func,
-};
-
-static struct i2c_adapter mb862xx_i2c_adapter = {
-	.name		= "MB862xx I2C adapter",
-	.algo		= &mb862xx_algo,
-	.owner		= THIS_MODULE,
-};
-
-int mb862xx_i2c_init(struct mb862xxfb_par *par)
-{
-	int ret;
-
-	mb862xx_i2c_adapter.algo_data = par;
-	par->adap = &mb862xx_i2c_adapter;
-
-	ret = i2c_add_adapter(par->adap);
-	if (ret < 0) {
-		dev_err(par->dev, "failed to add %s\n",
-			mb862xx_i2c_adapter.name);
-	}
-	return ret;
-}
-
-void mb862xx_i2c_exit(struct mb862xxfb_par *par)
-{
-	if (par->adap) {
-		i2c_del_adapter(par->adap);
-		par->adap = NULL;
-	}
-}