From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 68D57142651; Mon, 5 Aug 2024 05:52:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722837150; cv=none; b=Jc59UwkTEmUNGU9hmRiUOGYx2pfyYWFvpCP2z8dhRknTOXQ8MaZkTTcXyAxSg0Itgcumyw58pWBuIIWUYBi4y4+1eDEVdMP4/wuPD+2Pc9YkWJZfCzqO3P+WEfMxR5UEv/Q9l7OtzQY6KOdqDuIdkhfw0GOWsmL53UWSWWgGI+M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722837150; c=relaxed/simple; bh=YSOGC0ll/HZTi32eQZcYOxcv4IbOfzKRmxJSx8fOPtU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=kjYtwxLu9F/YqWyTG+tWNBcwED1+Li61jkSHXHLVV5rF55zntEfztGYql7yeRI/AhQm9iYA4xyWYIspP2+e5dUVZm+wPc1rbGXVr7Itwl4112t8O+mvPe1W763C+VOBUMDThWBqoBd+AhMTaPWMXTXi3gAm9yg/mPX6+V0dXu+k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ker6FPoM; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Ker6FPoM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4DCF7C32782; Mon, 5 Aug 2024 05:52:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722837150; bh=YSOGC0ll/HZTi32eQZcYOxcv4IbOfzKRmxJSx8fOPtU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Ker6FPoMcdzVgx51nZIGUzErw7TqRD+hHMqM9u8GUM9HslbWl/Pwq6s9T+4LcTUgF nt7i/MZ0bwmuoLOanpRUlqjU088h6B/hkzg4bCvrnTgRg16FchyaSu0WmHU0n0BDT7 n18D/2cS7lgSYAncVWcI36JCqutaUlXKojMbGRmLKNEJQRRXxTTfgBn768YnqtEICK xacoMstC0UAX4V81moi0IUMyF3KX0fC1LLQvxV2eMSLkaOihIXqzf9FcLyehFIywKX zXYRicPre2INjVrL9aYI/iZRVvBI0j/kuxsZ2gs9ewGtImMvhfCY6U2QQIsWWNIb4S jSMqY3tGjsaog== Message-ID: <07907c20-b9f8-4721-9899-39083fea672a@kernel.org> Date: Mon, 5 Aug 2024 07:52:19 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 11/13] phy: exynos5-usbdrd: support Exynos7885 USB PHY To: David Virag , Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Greg Kroah-Hartman , Alim Akhtar , Sylwester Nawrocki , Chanwoo Choi , Michael Turquette , Stephen Boyd , Thinh Nguyen , Peter Griffin , =?UTF-8?Q?Andr=C3=A9_Draszik?= , Sam Protsenko , Marek Szyprowski Cc: linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org References: <20240804215458.404085-1-virag.david003@gmail.com> <20240804215458.404085-12-virag.david003@gmail.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 04/08/2024 23:53, David Virag wrote: > The Exynos7885 SoC has an Exynos USB PHY that theoretically supports > USB3 SuperSpeed, but all known devices using it only have USB2 and the > vendor driver has USB3 function stubbed out, so we'll only support USB2. > > Apart from this mysterius USB3 capability, it's the closest to Exynos850 > out of those supported. Unlike other SoCs though, this one doesn't set > the reference clock by default, so we have to set it manually. > For this, create a set_ref_clk_rate property in drvdata that can be set > to a predefined value to set the clockrate to. > > Signed-off-by: David Virag > --- > drivers/phy/samsung/phy-exynos5-usbdrd.c | 21 +++++++++++++++++++++ > include/linux/soc/samsung/exynos-regs-pmu.h | 3 +++ > 2 files changed, 24 insertions(+) > > diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c > index df52b78a120b..466c72d8a93c 100644 > --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c > +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c > @@ -367,6 +367,7 @@ struct exynos5_usbdrd_phy_drvdata { > int n_clks; > const char * const *core_clk_names; > int n_core_clks; > + u32 set_ref_clk_rate; Rate is in unsigned long. Best regards, Krzysztof