From patchwork Mon Mar 7 03:36:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kewei Xu X-Patchwork-Id: 549073 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16181C433FE for ; Mon, 7 Mar 2022 03:37:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235073AbiCGDiE (ORCPT ); Sun, 6 Mar 2022 22:38:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52976 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235057AbiCGDiD (ORCPT ); Sun, 6 Mar 2022 22:38:03 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 019425E767; Sun, 6 Mar 2022 19:37:03 -0800 (PST) X-UUID: c0745527d7b04b8fb70c2fe646137abe-20220307 X-UUID: c0745527d7b04b8fb70c2fe646137abe-20220307 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1801139011; Mon, 07 Mar 2022 11:36:55 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Mon, 7 Mar 2022 11:36:54 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 7 Mar 2022 11:36:53 +0800 From: Kewei Xu To: CC: , , , , , , , , , , , , , , Subject: [PATCH v1 1/2] dt-bindings: i2c: update bindings for MT8168 SoC Date: Mon, 7 Mar 2022 11:36:48 +0800 Message-ID: <20220307033649.11564-2-kewei.xu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220307033649.11564-1-kewei.xu@mediatek.com> References: <20220307033649.11564-1-kewei.xu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Add a DT binding documentation for the MT8168 soc. Signed-off-by: Kewei Xu Reviewed-by: AngeloGioacchino Del Regno Acked-by: Krzysztof Kozlowski Reviewed-by: Qii Wang --- Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt index 88f74a3c81ec..026985b8f61a 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt @@ -12,6 +12,7 @@ Required properties: "mediatek,mt7622-i2c": for MediaTek MT7622 "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for MediaTek MT7623 "mediatek,mt7629-i2c", "mediatek,mt2712-i2c": for MediaTek MT7629 + "mediatek,mt8168-i2c": for MediaTek MT8168 "mediatek,mt8173-i2c": for MediaTek MT8173 "mediatek,mt8183-i2c": for MediaTek MT8183 "mediatek,mt8186-i2c": for MediaTek MT8186 From patchwork Mon Mar 7 03:36:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kewei Xu X-Patchwork-Id: 549915 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5F32C43217 for ; Mon, 7 Mar 2022 03:37:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235046AbiCGDh6 (ORCPT ); Sun, 6 Mar 2022 22:37:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235058AbiCGDhy (ORCPT ); Sun, 6 Mar 2022 22:37:54 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A65F5E15E; Sun, 6 Mar 2022 19:37:01 -0800 (PST) X-UUID: 1da0b251bf1643b9b9bf756bd9ecc28f-20220307 X-UUID: 1da0b251bf1643b9b9bf756bd9ecc28f-20220307 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1505442443; Mon, 07 Mar 2022 11:36:56 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Mon, 7 Mar 2022 11:36:55 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 7 Mar 2022 11:36:54 +0800 From: Kewei Xu To: CC: , , , , , , , , , , , , , , Subject: [PATCH v1 2/2] i2c: mediatek: Add i2c compatible for Mediatek MT8168 Date: Mon, 7 Mar 2022 11:36:49 +0800 Message-ID: <20220307033649.11564-3-kewei.xu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220307033649.11564-1-kewei.xu@mediatek.com> References: <20220307033649.11564-1-kewei.xu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Add i2c compatible for MT8168. Compare to MT2712 i2c controller, MT8168 need to synchronize signal with dma. Signed-off-by: Kewei Xu --- drivers/i2c/busses/i2c-mt65xx.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c index 682293ec9825..99db0a2ebe9c 100644 --- a/drivers/i2c/busses/i2c-mt65xx.c +++ b/drivers/i2c/busses/i2c-mt65xx.c @@ -371,6 +371,19 @@ static const struct mtk_i2c_compatible mt7622_compat = { .max_dma_support = 32, }; +static const struct mtk_i2c_compatible mt8168_compat = { + .regs = mt_i2c_regs_v1, + .pmic_i2c = 0, + .dcm = 1, + .auto_restart = 1, + .aux_len_reg = 1, + .timing_adjust = 1, + .dma_sync = 1, + .ltiming_adjust = 0, + .apdma_sync = 0, + .max_dma_support = 33, +}; + static const struct mtk_i2c_compatible mt8173_compat = { .regs = mt_i2c_regs_v1, .pmic_i2c = 0, @@ -430,6 +443,7 @@ static const struct of_device_id mtk_i2c_of_match[] = { { .compatible = "mediatek,mt6577-i2c", .data = &mt6577_compat }, { .compatible = "mediatek,mt6589-i2c", .data = &mt6589_compat }, { .compatible = "mediatek,mt7622-i2c", .data = &mt7622_compat }, + { .compatible = "mediatek,mt8168-i2c", .data = &mt8168_compat }, { .compatible = "mediatek,mt8173-i2c", .data = &mt8173_compat }, { .compatible = "mediatek,mt8183-i2c", .data = &mt8183_compat }, { .compatible = "mediatek,mt8186-i2c", .data = &mt8186_compat },