From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756028Ab2A0PKk (ORCPT ); Fri, 27 Jan 2012 10:10:40 -0500 Received: from metis.ext.pengutronix.de ([92.198.50.35]:50481 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752408Ab2A0PKf (ORCPT ); Fri, 27 Jan 2012 10:10:35 -0500 From: Wolfram Sang To: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org, Mark Brown , Liam Girdwood , Lars-Peter Clausen , Wolfram Sang Subject: [PATCH 2/3] regmap: Add support for 2/6 register formating Date: Fri, 27 Jan 2012 16:10:22 +0100 Message-Id: <1327677023-29310-2-git-send-email-w.sang@pengutronix.de> X-Mailer: git-send-email 1.7.8.3 In-Reply-To: <1327677023-29310-1-git-send-email-w.sang@pengutronix.de> References: <1327677023-29310-1-git-send-email-w.sang@pengutronix.de> X-SA-Exim-Connect-IP: 2001:6f8:1178:2:221:70ff:fe71:1890 X-SA-Exim-Mail-From: w.sang@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Wolfram Sang --- drivers/base/regmap/regmap.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 8bd0232..fb3c132 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -76,6 +76,14 @@ static bool regmap_volatile_range(struct regmap *map, unsigned int reg, return true; } +static void regmap_format_2_6_write(struct regmap *map, + unsigned int reg, unsigned int val) +{ + u8 *out = map->work_buf; + + *out = (reg << 6) | val; +} + static void regmap_format_4_12_write(struct regmap *map, unsigned int reg, unsigned int val) { @@ -178,6 +186,16 @@ struct regmap *regmap_init(struct device *dev, } switch (config->reg_bits) { + case 2: + switch (config->val_bits) { + case 6: + map->format.format_write = regmap_format_2_6_write; + break; + default: + goto err_map; + } + break; + case 4: switch (config->val_bits) { case 12: -- 1.7.8.3