Subject: [PATCH] i2c: at91: ensure state is restored after suspending

From: [email-masked] (Wolfram Sang)
Date: Mon, 30 Jan 2017 18:44:04 +0100

> +	at91_init_twi_bus(twi_dev);

Can't this function reinit the registers to the needed values? I am not
convinced that a cache will always reflect the proper state after
resume.

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