From patchwork Sat Oct 3 22:50:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 11815383 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BD023112E for ; Sat, 3 Oct 2020 22:50:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9DA8D206CD for ; Sat, 3 Oct 2020 22:50:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726048AbgJCWu2 (ORCPT ); Sat, 3 Oct 2020 18:50:28 -0400 Received: from mail-out.m-online.net ([212.18.0.9]:34522 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726027AbgJCWu2 (ORCPT ); Sat, 3 Oct 2020 18:50:28 -0400 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4C3hsD5LfSz1qs3t; Sun, 4 Oct 2020 00:50:24 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4C3hsD44kyz1qy6R; Sun, 4 Oct 2020 00:50:24 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id vFcNXQFwUaIF; Sun, 4 Oct 2020 00:50:22 +0200 (CEST) X-Auth-Info: rBmzivWnzWNIJHJiK4FX/DfzXNzYDmve1ZhXiNaeQx8= Received: from desktop.lan (ip-89-176-112-137.net.upcbroadband.cz [89.176.112.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Sun, 4 Oct 2020 00:50:22 +0200 (CEST) From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut , Abel Vesa , Dong Aisheng , Fabio Estevam , =?utf-8?q?Guido_G=C3=BCnther?= , Jaehoon Chung , Lucas Stach , Marek Szyprowski , NXP Linux Team , Rob Herring , Shawn Guo , linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH] phy: exynos-mipi-video: Add support for NXP i.MX8MM Date: Sun, 4 Oct 2020 00:50:19 +0200 Message-Id: <20201003225020.164358-1-marex@denx.de> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org This patch adds support for MIPI DPHY found in NXP i.MX8MM. Signed-off-by: Marek Vasut Cc: Abel Vesa Cc: Dong Aisheng Cc: Fabio Estevam Cc: Guido Günther Cc: Jaehoon Chung Cc: Lucas Stach Cc: Marek Szyprowski Cc: NXP Linux Team Cc: Rob Herring Cc: Shawn Guo Cc: linux-samsung-soc@vger.kernel.org Cc: devicetree@vger.kernel.org Acked-by: Marek Szyprowski Acked-by: Rob Herring --- .../devicetree/bindings/phy/samsung-phy.txt | 7 ++++--- drivers/phy/samsung/Kconfig | 6 +++--- drivers/phy/samsung/phy-exynos-mipi-video.c | 21 +++++++++++++++++++ 3 files changed, 28 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/phy/samsung-phy.txt b/Documentation/devicetree/bindings/phy/samsung-phy.txt index 7510830a79bd..7b9dc361ab0c 100644 --- a/Documentation/devicetree/bindings/phy/samsung-phy.txt +++ b/Documentation/devicetree/bindings/phy/samsung-phy.txt @@ -1,14 +1,15 @@ -Samsung S5P/Exynos SoC series MIPI CSIS/DSIM DPHY -------------------------------------------------- +Samsung S5P/Exynos and NXP i.MX8MM SoC series MIPI CSIS/DSIM DPHY +----------------------------------------------------------------- Required properties: - compatible : should be one of the listed compatibles: - "samsung,s5pv210-mipi-video-phy" - "samsung,exynos5420-mipi-video-phy" - "samsung,exynos5433-mipi-video-phy" + - "fsl,imx8mm-mipi-video-phy" - #phy-cells : from the generic phy bindings, must be 1; -In case of s5pv210 and exynos5420 compatible PHYs: +In case of s5pv210, exynos5420, imx8mm compatible PHYs: - syscon - phandle to the PMU system controller In case of exynos5433 compatible PHY: diff --git a/drivers/phy/samsung/Kconfig b/drivers/phy/samsung/Kconfig index e20d2fcc9fe7..342b75f6e4f6 100644 --- a/drivers/phy/samsung/Kconfig +++ b/drivers/phy/samsung/Kconfig @@ -12,14 +12,14 @@ config PHY_EXYNOS_DP_VIDEO Support for Display Port PHY found on Samsung Exynos SoCs. config PHY_EXYNOS_MIPI_VIDEO - tristate "S5P/Exynos SoC series MIPI CSI-2/DSI PHY driver" + tristate "S5P/Exynos/i.MX8MM SoC series MIPI CSI-2/DSI PHY driver" depends on HAS_IOMEM - depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST + depends on ARCH_S5PV210 || ARCH_EXYNOS || ARCH_MXC || COMPILE_TEST select GENERIC_PHY default y if ARCH_S5PV210 || ARCH_EXYNOS help Support for MIPI CSI-2 and MIPI DSI DPHY found on Samsung S5P - and Exynos SoCs. + and Exynos SoCs, and on NXP i.MX8MM SoCs. config PHY_EXYNOS_PCIE bool "Exynos PCIe PHY driver" diff --git a/drivers/phy/samsung/phy-exynos-mipi-video.c b/drivers/phy/samsung/phy-exynos-mipi-video.c index c1df1ef3ee3c..b735b8089cd7 100644 --- a/drivers/phy/samsung/phy-exynos-mipi-video.c +++ b/drivers/phy/samsung/phy-exynos-mipi-video.c @@ -214,6 +214,24 @@ static const struct mipi_phy_device_desc exynos5433_mipi_phy = { }, }; +static const struct mipi_phy_device_desc imx8mm_mipi_phy = { + .num_regmaps = 1, + .regmap_names = {"syscon"}, + .num_phys = 1, + .phys = { + { + /* EXYNOS_MIPI_PHY_ID_DSIM0 */ + .coupled_phy_id = EXYNOS_MIPI_PHY_ID_NONE, + .enable_val = BIT(17), + .enable_reg = 8, + .enable_map = EXYNOS_MIPI_REGMAP_PMU, + .resetn_val = BIT(5), + .resetn_reg = 0, + .resetn_map = EXYNOS_MIPI_REGMAP_PMU, + }, + }, +}; + struct exynos_mipi_video_phy { struct regmap *regmaps[EXYNOS_MIPI_REGMAPS_NUM]; int num_phys; @@ -349,6 +367,9 @@ static const struct of_device_id exynos_mipi_video_phy_of_match[] = { }, { .compatible = "samsung,exynos5433-mipi-video-phy", .data = &exynos5433_mipi_phy, + }, { + .compatible = "fsl,imx8mm-mipi-video-phy", + .data = &imx8mm_mipi_phy, }, { /* sentinel */ }, };