From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: [PATCH 2/2] regma: Add missing little endian functions Date: Thu, 15 Sep 2016 13:56:11 -0700 Message-ID: <20160915205611.14046-3-tony@atomide.com> References: <20160915205611.14046-1-tony@atomide.com> Return-path: In-Reply-To: <20160915205611.14046-1-tony@atomide.com> Sender: linux-kernel-owner@vger.kernel.org To: Mark Brown Cc: linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org List-Id: linux-omap@vger.kernel.org This with the longer read and write masks allow supporting more exotic devices. For example a little endian SPI device: static const struct regmap_config foo_regmap_config = { .reg_bits = 16, .reg_stride = 4, .val_bits = 16, .write_flag_mask = 0x8000, .reg_format_endian = REGMAP_ENDIAN_LITTLE, .val_format_endian = REGMAP_ENDIAN_LITTLE, ... }; Signed-off-by: Tony Lindgren --- drivers/base/regmap/regmap.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -772,6 +772,9 @@ struct regmap *__regmap_init(struct device *dev, case REGMAP_ENDIAN_BIG: map->format.format_reg = regmap_format_16_be; break; + case REGMAP_ENDIAN_LITTLE: + map->format.format_reg = regmap_format_16_le; + break; case REGMAP_ENDIAN_NATIVE: map->format.format_reg = regmap_format_16_native; break; @@ -791,6 +794,9 @@ struct regmap *__regmap_init(struct device *dev, case REGMAP_ENDIAN_BIG: map->format.format_reg = regmap_format_32_be; break; + case REGMAP_ENDIAN_LITTLE: + map->format.format_reg = regmap_format_32_le; + break; case REGMAP_ENDIAN_NATIVE: map->format.format_reg = regmap_format_32_native; break; @@ -805,6 +811,9 @@ struct regmap *__regmap_init(struct device *dev, case REGMAP_ENDIAN_BIG: map->format.format_reg = regmap_format_64_be; break; + case REGMAP_ENDIAN_LITTLE: + map->format.format_reg = regmap_format_64_le; + break; case REGMAP_ENDIAN_NATIVE: map->format.format_reg = regmap_format_64_native; break; -- 2.9.3