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	mediatek: update pending and rename merged patch
Add patch headers and description for pending patch. Add version tag to patch already merged upstream. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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From patchwork Wed Oct 19 14:37:35 2022
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Content-Type: text/plain; charset="utf-8"
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MIME-Version: 1.0
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Content-Transfer-Encoding: 7bit
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X-Patchwork-Submitter: Daniel Golle <daniel@makrotopia.org>
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X-Patchwork-Id: 13011901
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Date: Wed, 19 Oct 2022 15:37:35 +0100
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From: Daniel Golle <daniel@makrotopia.org>
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To: Jonathan Cameron <jic23@kernel.org>,
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	Lars-Peter Clausen <lars@metafoo.de>,
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	Matthias Brugger <matthias.bgg@gmail.com>,
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	linux-iio@vger.kernel.org
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Cc: David Bauer <mail@david-bauer.net>,
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	Gwendal Grignou <gwendal@chromium.org>,
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	AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>,
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	linux-arm-kernel@lists.infradead.org,
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	linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
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Subject: [PATCH 1/2] iio: adc: mt6577_auxadc: add optional 32k clock
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Message-ID: 
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 <f98ed7f3fc15a0614443a57427d46ce17ec2e0cc.1666190235.git.daniel@makrotopia.org>
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MIME-Version: 1.0
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Content-Disposition: inline
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X-BeenThere: linux-mediatek@lists.infradead.org
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X-Mailman-Version: 2.1.34
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Precedence: list
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List-Id: <linux-mediatek.lists.infradead.org>
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MediaTek MT7986 and MT7981 require an additional clock to be brought up
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for AUXADC. Add support for that in the driver, similar to how it's
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done in MediaTek's SDK[1].
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[1]: https://git01.mediatek.com/plugins/gitiles/openwrt/feeds/mtk-openwrt-feeds/+/refs/heads/master/target/linux/mediatek/patches-5.4/500-auxadc-add-auxadc-32k-clk.patch
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Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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---
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 drivers/iio/adc/mt6577_auxadc.c | 22 ++++++++++++++++++++++
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 1 file changed, 22 insertions(+)
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--- a/drivers/iio/adc/mt6577_auxadc.c
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+++ b/drivers/iio/adc/mt6577_auxadc.c
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@@ -42,6 +42,7 @@ struct mtk_auxadc_compatible {
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@ -8,16 +45,14 @@
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 	struct mutex lock;
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 	const struct mtk_auxadc_compatible *dev_comp;
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 };
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@@ -222,6 +223,14 @@ static int __maybe_unused mt6577_auxadc_
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@@ -222,6 +223,12 @@ static int __maybe_unused mt6577_auxadc_
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 		return ret;
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 	}
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+	if (!IS_ERR(adc_dev->adc_32k_clk)) {
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+		ret = clk_prepare_enable(adc_dev->adc_32k_clk);
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+		if (ret) {
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+			pr_err("failed to enable auxadc clock\n");
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+			return ret;
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+		}
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+	ret = clk_prepare_enable(adc_dev->adc_32k_clk);
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+	if (ret) {
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+		pr_err("failed to enable auxadc clock\n");
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+		return ret;
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+	}
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+
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 	mt6577_auxadc_mod_reg(adc_dev->reg_base + MT6577_AUXADC_MISC,
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@ -36,15 +71,15 @@
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 		return ret;
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 	}
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+	adc_dev->adc_32k_clk = devm_clk_get(&pdev->dev, "32k");
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+	adc_dev->adc_32k_clk = devm_clk_get_optional(&pdev->dev, "32k");
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+	if (IS_ERR(adc_dev->adc_32k_clk)) {
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+		dev_err(&pdev->dev, "failed to get auxadc 32k clock\n");
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+	} else {
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+		ret = clk_prepare_enable(adc_dev->adc_32k_clk);
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+		if (ret) {
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+			dev_err(&pdev->dev, "failed to enable auxadc 32k clock\n");
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+			return ret;
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+		}
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+		return PTR_ERR(adc_dev->adc_32k_clk);
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+	}
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+	ret = clk_prepare_enable(adc_dev->adc_32k_clk);
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+	if (ret) {
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+		dev_err(&pdev->dev, "failed to enable auxadc 32k clock\n");
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+		return ret;
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+	}
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+
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 	adc_clk_rate = clk_get_rate(adc_dev->adc_clk);
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@ -1,15 +1,16 @@
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From 44ae4ed142265a6d50a9d3e6f4c395f97b6849ab Mon Sep 17 00:00:00 2001
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From: Zhanyong Wang <zhanyong.wang@mediatek.com>
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Date: Sat, 6 Nov 2021 20:06:30 +0800
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Subject: [PATCH 2/5] nvmem: mtk-efuse: support minimum one byte access stride
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 and granularity
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From 98e2c4efae214fb7086cac9117616eb6ea11475d Mon Sep 17 00:00:00 2001
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From: Chunfeng Yun <chunfeng.yun@mediatek.com>
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Date: Thu, 9 Dec 2021 17:42:34 +0000
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Subject: [PATCH] nvmem: mtk-efuse: support minimum one byte access stride and
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 granularity
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In order to support nvmem bits property, should support minimum 1 byte
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read stride and minimum 1 byte read granularity at the same time.
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Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
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Signed-off-by: Zhanyong Wang <zhanyong.wang@mediatek.com>
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Change-Id: Iafe1ebf195d58a3e9e3518913f795d14a01dfd3b
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Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
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Link: https://lore.kernel.org/r/20211209174235.14049-4-srinivas.kandagatla@linaro.org
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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 drivers/nvmem/mtk-efuse.c | 13 +++++++------
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 1 file changed, 7 insertions(+), 6 deletions(-)
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