From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm@linux-foundation.org Subject: [patch 056/177] dts: add ESDHC weird voltage bits workaround Date: Tue, 10 Aug 2010 18:02:01 -0700 Message-ID: <201008110102.o7B121wF027115@imap1.linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:45917 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753282Ab0HKB2g (ORCPT ); Tue, 10 Aug 2010 21:28:36 -0400 Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: torvalds@linux-foundation.org Cc: akpm@linux-foundation.org, tie-fei.zang@freescale.com, Chang-Ming.Huang@freescale.com, benh@kernel.crashing.org, galak@gate.crashing.org, grant.likely@secretlab.ca, linux-mmc@vger.kernel.org From: Roy Zang P4080 ESDHC controller does not support 1.8V and 3.0V voltage. but the host controller capabilities register wrongly set the bits. This patch adds the workaround to correct the weird voltage setting bits. Only 3.3V voltage is supported for P4080 ESDHC controller. Signed-off-by: Roy Zang Cc: Jerry Huang Cc: Benjamin Herrenschmidt Cc: Kumar Gala Cc: Grant Likely Cc: Signed-off-by: Andrew Morton --- arch/powerpc/boot/dts/p4080ds.dts | 1 + 1 file changed, 1 insertion(+) diff -puN arch/powerpc/boot/dts/p4080ds.dts~dts-add-esdhc-weird-voltage-bits-workaround arch/powerpc/boot/dts/p4080ds.dts --- a/arch/powerpc/boot/dts/p4080ds.dts~dts-add-esdhc-weird-voltage-bits-workaround +++ a/arch/powerpc/boot/dts/p4080ds.dts @@ -280,6 +280,7 @@ reg = <0x114000 0x1000>; interrupts = <48 2>; interrupt-parent = <&mpic>; + voltage-ranges = <3300 3300>; sdhci,auto-cmd12; }; _