From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marek Vasut <marex@denx.de>
Date: Sat, 12 Oct 2013 03:13:43 +0200
Subject: [U-Boot] [PATCH v2 4/6] usb: dra7xx: Add support for dra7xx
	xhci USB host
In-Reply-To: <1381512499-11504-5-git-send-email-dmurphy@ti.com>
References: <1381512499-11504-1-git-send-email-dmurphy@ti.com>
	<1381512499-11504-5-git-send-email-dmurphy@ti.com>
Message-ID: <201310120313.43852.marex@denx.de>
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To: u-boot@lists.denx.de

Dear Dan Murphy,

[...]

> +
> +	/* This is an undocumented Reserved register */
> +	reg = 0x4a0086c0;
> +	val = readl(reg);
> +	val |= 0x100;
> +	setbits_le32(reg, val);
> +}

Do you know what it's doing at least?

Best regards,
Marek Vasut