From patchwork Wed Jul 7 12:03:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 12362463 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 49252C07E95 for ; Wed, 7 Jul 2021 12:04:12 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0EA0F61C98 for ; Wed, 7 Jul 2021 12:04:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0EA0F61C98 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=H4W7OYHpe1IYzziIcc0IxW1XwI60uN7px/B2DDN2MGg=; b=2TKanN9rnbDW3T YzzhhDFFmJ6/LJZsjM4uT1fh9Y3WnrjBCQ96aLGxkiQfitjqG06vuVvmfGGSBvtPD3F4U39i+yDUr B0eWnEDahLDNYZuUb+klMlNbivVqE6ufuTnJ9xWegtU0t8BwvBKvbTNK5TRqwA+oGW4CJtlXSzqeg l8fRzDej7pBqkkGpd/QKofcRgIq5ljx7wYT6ruWsKGK60o4PwICx+k9gYZ/2lJ+hjAhFEewEdIleZ Ax8ThiVR88sVQ1cytA4CXXPQSoVVOtWayfcZzWeV7UX00X2vauguY9tgaobt2NwAUehYGWInApEIg rvWa3upnWiA+sdyLczDQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m16Hg-00EjDW-9W; Wed, 07 Jul 2021 12:04:08 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m16HH-00Ej4z-SY; Wed, 07 Jul 2021 12:03:45 +0000 Received: from localhost.localdomain (unknown [IPv6:2a01:e0a:4cb:a870:c375:7561:3857:648]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 5A7081F4326B; Wed, 7 Jul 2021 13:03:37 +0100 (BST) From: Benjamin Gaignard To: hjc@rock-chips.com, heiko@sntech.de, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, algea.cao@rock-chips.com, andy.yan@rock-chips.com Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v2 1/2] dt-bindings: display: rockchip: Add compatible for rk3568 HDMI Date: Wed, 7 Jul 2021 14:03:22 +0200 Message-Id: <20210707120323.401785-2-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210707120323.401785-1-benjamin.gaignard@collabora.com> References: <20210707120323.401785-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210707_050344_077889_635D0D4B X-CRM114-Status: GOOD ( 11.22 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Define a new compatible for rk3568 HDMI. This version of HDMI hardware block needs two new clocks hclk_vio and hclk to provide phy reference clocks. Signed-off-by: Benjamin Gaignard Reviewed-by: Rob Herring --- version 2: - Add the clocks needed for the phy. .../bindings/display/rockchip/rockchip,dw-hdmi.yaml | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml index 75cd9c686e985..cb8643b3a8b84 100644 --- a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml @@ -23,6 +23,7 @@ properties: - rockchip,rk3288-dw-hdmi - rockchip,rk3328-dw-hdmi - rockchip,rk3399-dw-hdmi + - rockchip,rk3568-dw-hdmi reg-io-width: const: 4 @@ -51,8 +52,11 @@ properties: - vpll - enum: - grf + - hclk_vio + - vpll + - enum: + - hclk - vpll - - const: vpll ddc-i2c-bus: $ref: /schemas/types.yaml#/definitions/phandle From patchwork Wed Jul 7 12:03:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 12362465 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B9F2C07E95 for ; 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Wed, 7 Jul 2021 13:03:38 +0100 (BST) From: Benjamin Gaignard To: hjc@rock-chips.com, heiko@sntech.de, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, algea.cao@rock-chips.com, andy.yan@rock-chips.com Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v2 2/2] drm/rockchip: dw_hdmi: add rk3568 support Date: Wed, 7 Jul 2021 14:03:23 +0200 Message-Id: <20210707120323.401785-3-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210707120323.401785-1-benjamin.gaignard@collabora.com> References: <20210707120323.401785-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210707_050344_244365_DB831031 X-CRM114-Status: GOOD ( 18.26 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Add a new dw_hdmi_plat_data struct and new compatible for rk3568. This version of the HDMI hardware block need two clocks to provide phy reference clock: hclk_vio and hclk. Signed-off-by: Benjamin Gaignard --- version 2: - Add the clocks needed for the phy. drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 68 +++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index 830bdd5e9b7ce..dc0e255e45745 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -50,6 +50,10 @@ #define RK3399_GRF_SOC_CON20 0x6250 #define RK3399_HDMI_LCDC_SEL BIT(6) +#define RK3568_GRF_VO_CON1 0x0364 +#define RK3568_HDMI_SDAIN_MSK BIT(15) +#define RK3568_HDMI_SCLIN_MSK BIT(14) + #define HIWORD_UPDATE(val, mask) (val | (mask) << 16) /** @@ -71,6 +75,8 @@ struct rockchip_hdmi { const struct rockchip_hdmi_chip_data *chip_data; struct clk *vpll_clk; struct clk *grf_clk; + struct clk *hclk_vio; + struct clk *hclk_vop; struct dw_hdmi *hdmi; struct phy *phy; }; @@ -216,6 +222,26 @@ static int rockchip_hdmi_parse_dt(struct rockchip_hdmi *hdmi) return PTR_ERR(hdmi->grf_clk); } + hdmi->hclk_vio = devm_clk_get(hdmi->dev, "hclk_vio"); + if (PTR_ERR(hdmi->hclk_vio) == -ENOENT) { + hdmi->hclk_vio = NULL; + } else if (PTR_ERR(hdmi->hclk_vio) == -EPROBE_DEFER) { + return -EPROBE_DEFER; + } else if (IS_ERR(hdmi->hclk_vio)) { + dev_err(hdmi->dev, "failed to get hclk_vio clock\n"); + return PTR_ERR(hdmi->hclk_vio); + } + + hdmi->hclk_vop = devm_clk_get(hdmi->dev, "hclk"); + if (PTR_ERR(hdmi->hclk_vop) == -ENOENT) { + hdmi->hclk_vop = NULL; + } else if (PTR_ERR(hdmi->hclk_vop) == -EPROBE_DEFER) { + return -EPROBE_DEFER; + } else if (IS_ERR(hdmi->hclk_vop)) { + dev_err(hdmi->dev, "failed to get hclk_vop clock\n"); + return PTR_ERR(hdmi->hclk_vop); + } + return 0; } @@ -467,6 +493,19 @@ static const struct dw_hdmi_plat_data rk3399_hdmi_drv_data = { .use_drm_infoframe = true, }; +static struct rockchip_hdmi_chip_data rk3568_chip_data = { + .lcdsel_grf_reg = -1, +}; + +static const struct dw_hdmi_plat_data rk3568_hdmi_drv_data = { + .mode_valid = dw_hdmi_rockchip_mode_valid, + .mpll_cfg = rockchip_mpll_cfg, + .cur_ctr = rockchip_cur_ctr, + .phy_config = rockchip_phy_config, + .phy_data = &rk3568_chip_data, + .use_drm_infoframe = true, +}; + static const struct of_device_id dw_hdmi_rockchip_dt_ids[] = { { .compatible = "rockchip,rk3228-dw-hdmi", .data = &rk3228_hdmi_drv_data @@ -480,6 +519,9 @@ static const struct of_device_id dw_hdmi_rockchip_dt_ids[] = { { .compatible = "rockchip,rk3399-dw-hdmi", .data = &rk3399_hdmi_drv_data }, + { .compatible = "rockchip,rk3568-dw-hdmi", + .data = &rk3568_hdmi_drv_data + }, {}, }; MODULE_DEVICE_TABLE(of, dw_hdmi_rockchip_dt_ids); @@ -536,6 +578,28 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master, return ret; } + ret = clk_prepare_enable(hdmi->hclk_vio); + if (ret) { + dev_err(hdmi->dev, "Failed to enable HDMI hclk_vio: %d\n", + ret); + return ret; + } + + ret = clk_prepare_enable(hdmi->hclk_vop); + if (ret) { + dev_err(hdmi->dev, "Failed to enable HDMI hclk_vop: %d\n", + ret); + return ret; + } + + if (hdmi->chip_data == &rk3568_chip_data) { + regmap_write(hdmi->regmap, RK3568_GRF_VO_CON1, + HIWORD_UPDATE(RK3568_HDMI_SDAIN_MSK | + RK3568_HDMI_SCLIN_MSK, + RK3568_HDMI_SDAIN_MSK | + RK3568_HDMI_SCLIN_MSK)); + } + hdmi->phy = devm_phy_optional_get(dev, "hdmi"); if (IS_ERR(hdmi->phy)) { ret = PTR_ERR(hdmi->phy); @@ -559,6 +623,8 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master, ret = PTR_ERR(hdmi->hdmi); drm_encoder_cleanup(encoder); clk_disable_unprepare(hdmi->vpll_clk); + clk_disable_unprepare(hdmi->hclk_vio); + clk_disable_unprepare(hdmi->hclk_vop); } return ret; @@ -571,6 +637,8 @@ static void dw_hdmi_rockchip_unbind(struct device *dev, struct device *master, dw_hdmi_unbind(hdmi->hdmi); clk_disable_unprepare(hdmi->vpll_clk); + clk_disable_unprepare(hdmi->hclk_vio); + clk_disable_unprepare(hdmi->hclk_vop); } static const struct component_ops dw_hdmi_rockchip_ops = {