diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-imx-lpi2c.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-imx-lpi2c.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c index e6da2c7a9a3e..6d975f5221ca 100644 --- a/drivers/i2c/busses/i2c-imx-lpi2c.c +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c @@ -1,18 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * This is i.MX low power i2c controller driver. * * Copyright 2016 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include <linux/clk.h> @@ -180,15 +170,13 @@ static int lpi2c_imx_start(struct lpi2c_imx_struct *lpi2c_imx, struct i2c_msg *msgs) { unsigned int temp; - u8 read; temp = readl(lpi2c_imx->base + LPI2C_MCR); temp |= MCR_RRF | MCR_RTF; writel(temp, lpi2c_imx->base + LPI2C_MCR); writel(0x7f00, lpi2c_imx->base + LPI2C_MSR); - read = msgs->flags & I2C_M_RD; - temp = (msgs->addr << 1 | read) | (GEN_START << 8); + temp = i2c_8bit_addr_from_msg(msgs) | (GEN_START << 8); writel(temp, lpi2c_imx->base + LPI2C_MTDR); return lpi2c_imx_bus_busy(lpi2c_imx); |