Commit a4094a76 authored by Richard Zhao's avatar Richard Zhao Committed by Ben Dooks
Browse files

i2c: imx: only imx1 needs disable delay 



check cpu_is_mx1() when disable delay.

Signed-off-by: default avatarRichard Zhao <linuxzsc@gmail.com>
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent 43309f3b

drivers/i2c/busses/i2c-imx.c

+7 −5
Original line number Diff line number Diff line
@@ -225,11 +225,13 @@ static void i2c_imx_stop(struct imx_i2c_struct *i2c_imx) 
		writeb(temp, i2c_imx->base + IMX_I2C_I2CR);

		i2c_imx->stopped = 1;

	}

	if (cpu_is_mx1()) {

		/*

		 * This delay caused by an i.MXL hardware bug.

		 * If no (or too short) delay, no "STOP" bit will be generated.

		 */

		udelay(i2c_imx->disable_delay);

	}



	if (!i2c_imx->stopped)

		i2c_imx_bus_busy(i2c_imx, 0);

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