From nobody Fri Dec 19 15:48:42 2025 Received: from smtpbguseast3.qq.com (smtpbguseast3.qq.com [54.243.244.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 55A62226D14; Thu, 6 Nov 2025 02:08:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.243.244.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762394892; cv=none; b=mLXNfsI123fT6F57EsPAFLxYnWFV544De6M9cek0Kih4ASr3EMMq6qiYQz3tFlWncXUFPBqsjHxH+ckKlJpmVBUJVU3uEpEpOHIuuOL1Ce3csimLlbjV+Nblg0gYO9yPQ8XwHjzQYqOB4bDCRhY+kXdwSA39753rXVb5d1RMdt4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762394892; c=relaxed/simple; bh=RHowbImxlddsExia1PhBEdfrgYIGJqoTRZeTtfXTafQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=GjK9Z2vYR4sFq7rpVbZj4dLvFNeIvtqlSXFNAozx2iZGTdr/Ljen63Q5D2Fb5576Zu0W02cARiiYaV51ZEs9HtD+8SeoB4HIMGdOTNSzL89ToqKdggNZm3ZQ5gitfWH6s05iZlem71QHPIM826mYFNd/5d0qNi+IOEABtTS3gVo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=airkyi.com; spf=pass smtp.mailfrom=airkyi.com; dkim=pass (1024-bit key) header.d=airkyi.com header.i=@airkyi.com header.b=dbMNM1Wc; arc=none smtp.client-ip=54.243.244.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=airkyi.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=airkyi.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=airkyi.com header.i=@airkyi.com header.b="dbMNM1Wc" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=airkyi.com; s=altu2504; t=1762394831; bh=hbx/QURwIjeUHxXbRkGU120xvy1OzyC8WzA8ZpLbBU8=; h=From:To:Subject:Date:Message-Id; b=dbMNM1WcveNPRCNa+XdBH4Mgf/F0VHbSBQyfSdVE803JWmgojptyukcQt1+nWaFX6 3E1jAaXNr818MRUOQIQ8owxVyeDhlsi0Er56qHBGPlpFEdTOhuGvkcOzbgJNWLfQ80 AsFro4FFyWDnb9V9IqX3s0ngIZ+ZXhxal1q4+sc4= X-QQ-mid: esmtpgz15t1762394829t0f07c30b X-QQ-Originating-IP: QZPMgX2USNKo5HEA2++y4wEpyHyL9QH/EATI2ze4C+o= Received: from DESKTOP-8BT1A2O.localdomain ( [58.22.7.114]) by bizesmtp.qq.com (ESMTP) with id ; Thu, 06 Nov 2025 10:07:07 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 4356867921177031121 From: Chaoyi Chen To: Neil Armstrong , Jessica Zhang , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sandy Huang , =?UTF-8?q?Heiko=20St=C3=BCbner?= , Andy Yan , Vinod Koul , Kishon Vijay Abraham I Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-phy@lists.infradead.org, Chaoyi Chen , Hongming Zou Subject: [PATCH 7/9] drm/rockchip: dsi: Add support for rk3506 Date: Thu, 6 Nov 2025 10:06:30 +0800 Message-Id: <20251106020632.92-8-kernel@airkyi.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20251106020632.92-1-kernel@airkyi.com> References: <20251106020632.92-1-kernel@airkyi.com> X-QQ-SENDSIZE: 520 Feedback-ID: esmtpgz:airkyi.com:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: M7OGOwGJ/FwKEJNhnwTmktqSTqpPSEiEb4tzm1v004AAuRZv2UE0hzKK urqskMQaMtrJaOUrzCVyyKtPM1P1KQ2lcfVqw0v5vF/Ete7BZdPONjh8vrGe22hTnJmcUJi 89SSxFIv/dNwKAugT6ry3rzoJoRD2khwH9nPUL/mmEKzFkCw12W9GQJ1mPDQwMUXhyEoyrF u2i6Pa5wKCzmwHqwUCd2XCN97v6j1+n9ZYmQGBVyWumSGDQ7qZYVuOKVpsbA+V1RyNBvSId tDvZFP518ZLfb4HmGS2b7YqI22Np/32EmiI/9MnHgjAAl/Av5QS9U9Z5nVxp5wAZZU2mP3d RMNp5hkZ1RCZjsCHXz5fBs7Wj/JlBe0YkivmnwweYjEyI89TtVOn2Zd2zp+GhMnLyHCbv8A /ZrQObm2zvP5MMsx0/wGDA4YBzcy5WeKIHt1AjEIxXniZ3Rnl0AUEXUk4Vyj++1Hjg7tx+y RPK58lmJJLhlmVgYFPs1OgyL5mnaavHx4zx4XVdw1tfQbKvyT/nvZOOD/SSBvfqSDVrrdjV wJ6xf5ifG1p7+lP1L9p3n/zqSVbbtZ9AVrPJc0OsPQ8aVf8wfGk221PKXEiuhBTrgvwPVgD f2WBj6WIFn7mSC9gmEvpfdby/m0piJDz2qUyQu6qhI9nuewO/62M1Fc6f1Oy6DM798/n60E O/QrqkxsuZ9o6mRGHvsrED+3CA0SfwiS3+okq63DPFEc4c9QX0fDBdaCQUItaeyOdrDSg9X E/qmwRmJA7dBP6xtkznXEJJKXelxHLiEuUAgH+tEheikZzIuKCDfjVgWqC2d0Y/UndBhHGZ McUeElQFh0JC1ouWR+ycH9hXLGhyyxsR6zgkhxd9d4M4MK/1k7UMoAkEXhs10yXapblKnXu MSU6G8smsVywpb3t7rxkPMJdfxpgGYkriDArOPoLBQ2rqMryIVNOWsfIDmbBJOYhX7nRGIB gOLvjovBqLFV1BvLQAWGv8EJhdsCMH1TrPZHZH++nau1Oli19Uot9vXqbDB3vEytn8Wg= X-QQ-XMRINFO: NS+P29fieYNw95Bth2bWPxk= X-QQ-RECHKSPAM: 0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Chaoyi Chen The dsi controller found on RK3506 supports up to 2 lanes. Signed-off-by: Hongming Zou Signed-off-by: Chaoyi Chen --- .../gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/= drm/rockchip/dw-mipi-dsi-rockchip.c index 5523911b990d..06e58cf287d3 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c @@ -192,6 +192,11 @@ #define RK3568_DSI0_TURNDISABLE BIT(2) #define RK3568_DSI0_FORCERXMODE BIT(0) =20 +#define RK3506_SYS_GRF_SOC_CON6 0x0018 +#define RK3506_DSI_FORCETXSTOPMODE (0xf << 4) +#define RK3506_DSI_TURNDISABLE BIT(2) +#define RK3506_DSI_FORCERXMODE BIT(0) + /* * Note these registers do not appear in the datasheet, they are * however present in the BSP driver which is where these values @@ -1643,6 +1648,18 @@ static const struct rockchip_dw_dsi_chip_data rk3399= _chip_data[] =3D { { /* sentinel */ } }; =20 +static const struct rockchip_dw_dsi_chip_data rk3506_chip_data[] =3D { + { + .reg =3D 0xff640000, + .lanecfg1_grf_reg =3D RK3506_SYS_GRF_SOC_CON6, + .lanecfg1 =3D (FIELD_PREP_WM16_CONST(RK3506_DSI_TURNDISABLE, 0) | + FIELD_PREP_WM16_CONST(RK3506_DSI_FORCERXMODE, 0) | + FIELD_PREP_WM16_CONST(RK3506_DSI_FORCETXSTOPMODE, 0)), + .max_data_lanes =3D 2, + }, + { /* sentinel */ } +}; + static const struct rockchip_dw_dsi_chip_data rk3568_chip_data[] =3D { { .reg =3D 0xfe060000, @@ -1690,6 +1707,9 @@ static const struct of_device_id dw_mipi_dsi_rockchip= _dt_ids[] =3D { }, { .compatible =3D "rockchip,rk3399-mipi-dsi", .data =3D &rk3399_chip_data, + }, { + .compatible =3D "rockchip,rk3506-mipi-dsi", + .data =3D &rk3506_chip_data, }, { .compatible =3D "rockchip,rk3568-mipi-dsi", .data =3D &rk3568_chip_data, --=20 2.51.1