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1MYNaE-1k5wTT3O0g-00VNmF; Wed, 26 Aug 2020 11:56:33 +0200 Subject: Re: [PATCH 0/3] drm/vc4: Support HDMI QHD or higher output To: Hoegeun Kwon , nsaenzjulienne@suse.de, eric@anholt.net, maxime@cerno.tech Cc: devicetree@vger.kernel.org, tim.gover@raspberrypi.com, kdasu.kdev@gmail.com, sboyd@kernel.org, mturquette@baylibre.com, dave.stevenson@raspberrypi.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, phil@raspberrypi.com, robh+dt@kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20200821071045.24501-1-hoegeun.kwon@samsung.com> From: Stefan Wahren Autocrypt: addr=stefan.wahren@i2se.com; keydata= LS0tLS1CRUdJTiBQR1AgUFVCTElDIEtFWSBCTE9DSy0tLS0tClZlcnNpb246IEdudVBHIHYy CgptUUlOQkZ0NmdCTUJFQUN1Yi9wQmV2SHhidkplZnlaRzMySklObW4yYnNFUFgyNVY2ZmVq bXlZd21DR0tqRnRMCi9Eb1VNRVZIRHhDSjQ3Qk1YbzM0NGZIVjFDM0FudWRnTjFCZWhMb0J0 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V03:K1:Q/dtWdNQTYDvqb4Gg9UmRr8d7GvHivEwYW4xxiKt2V39JN0H0JE LlmxGzLb99q80jCZdH62RAtVp+8NyPJUKW5YpknXhUuEdt9cPWXAB81JEhBlJ1uMIkxUPJE JFD5cBQYQpgDmX7lNckOsHtTNQsZWiJ55MONJRvuXoT8plmoXMbAFW0gDR8hkPvxZdD89Zi zJ/ly75b9NUsgfBocHw2w== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:ZStbWLXo574=:4q+2MV41g1zlHghSaujD76 nwXiPO32yaDsiFmeXZiYY0ZnMpZ7/moWCVTZpLG5AQAO8z9XeKhn1JVX14DAwC8FxCMJcP1NJ jd/u+Kdz3Z5nhvXV2cjYS4uB7jdNQ9uNwhJfXCmuEclzqjvFpYBIQe91lIHprlWi19cevhnvY pHBdqdUFycJIXEnrc+3wI0RUbcLHMswWY07YPpNfil/qGOo0wl69otzGyU9o3WJiLs4b7FSVI vXmr/P2RsVe/pvBs37GHXvDfkkCZOc/8PlxboWC5QraRefVMtUUuiR2X9k/neS7E73+b19Xjd Sy+FAsiBQlt1qbzkCzbBbIelHwRGqCQAlUV4HWtA6M74eh/7AY6cxMg2TwdDRhnkyWaXUiA3X 2yggoKVtnTJmogfssJjHH95HtlHd3Q3Bo2TCrL4209KK7TOYq6m/zG6OXBwVJ8S4xDq8oouow yTYE0cHvTQoJtHYLDcqRGQ4AxFRjHKPeIUHCT89kQqIaDBSApCPHZi7kdmmK/2+MqHZKs4v3Q 8gtGDgbyRHuMyiu1dmkriUsd6oMas6BNuJP9islPYhYAKtnB5XSFM9wpS0wyzaDZutj1ilxMF WiZoaPeLml3Tg3pfu2pQ3qCuKBkSjvuBbRFDRW6u8Ld3vM+p7rD+GyRLgUjQYbAr5E+WwX5rY Vo+vwYsLbZ65UoejWp8ZqSGBmO8uT4Awf4eDbKWU141k0vZE97B1DY84JGXrTJXITGvFct+zS uhHaPA1eeixcjl1UF0JyS2IDoc7ciLR7CzbYXWTl4i0yNk++CQNKZn9TeThxBgsmmPegVnlO3 P8xlrNxamYXJQj6T5VrpkeaKKN3fQiUKKkxP4ltU0lC3ZniKS9+GvmEfnxZKspXiIBsyyyw Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Hoegeun, Am 21.08.20 um 09:10 schrieb Hoegeun Kwon: > Hi everyone, > > There is a problem that the output does not work at a resolution > exceeding FHD. To solve this, we need to adjust the bvb clock at a > resolution exceeding FHD. thanks for providing this. > > Rebased on top of next-20200708 and [1]. > > [1] : [PATCH v4 00/78] drm/vc4: Support BCM2711 Display Pipeline (Maxime's patchset) > > Hoegeun Kwon (3):the > clk: bcm: rpi: Add register to control pixel bvb clk > ARM: dts: bcm2711: Add bvb clock for hdmi-pixel > drm/vc4: hdmi: Add pixel bvb clock control Please change the order of your last 2 patches. First the driver changes and then the device tree sources. Regards Stefan > > arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 6 ++++-- > drivers/clk/bcm/clk-raspberrypi.c | 1 + > drivers/gpu/drm/vc4/vc4_hdmi.c | 25 +++++++++++++++++++++++++ > drivers/gpu/drm/vc4/vc4_hdmi.h | 1 + > 4 files changed, 31 insertions(+), 2 deletions(-) >