From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755817Ab3A0EI0 (ORCPT ); Sat, 26 Jan 2013 23:08:26 -0500 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:47848 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755575Ab3A0EII (ORCPT ); Sat, 26 Jan 2013 23:08:08 -0500 From: Mark Brown To: Samuel Ortiz Cc: linux-kernel@vger.kernel.org, patches@opensource.wolfsonmicro.com, Mark Brown Subject: [PATCH 01/10] mfd: wm5102: Mark DSP memory regions as volatile and readable Date: Sun, 27 Jan 2013 12:07:23 +0800 Message-Id: <1359259652-8565-1-git-send-email-broonie@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.7.10.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We can cache some of them but this is simpler for now. Signed-off-by: Mark Brown --- drivers/mfd/wm5102-tables.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/mfd/wm5102-tables.c b/drivers/mfd/wm5102-tables.c index 088872a..4a01192 100644 --- a/drivers/mfd/wm5102-tables.c +++ b/drivers/mfd/wm5102-tables.c @@ -1825,7 +1825,13 @@ static bool wm5102_readable_register(struct device *dev, unsigned int reg) case ARIZONA_DSP1_STATUS_3: return true; default: - return false; + if ((reg >= 0x100000 && reg < 0x106000) || + (reg >= 0x180000 && reg < 0x180800) || + (reg >= 0x190000 && reg < 0x194800) || + (reg >= 0x1a8000 && reg < 0x1a9800)) + return true; + else + return false; } } -- 1.7.10.4