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a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1545391182; bh=EoRquBr4Hj2je3Da64uLThh3DoJ/cG7aKPuvTCCA/KQ=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=m5UG2fOjzR2K5QntPkAGuknOl7Ye0fV8uYoaCvcivDenci76IdrMHgkIMVH8a8rql +cS5ot6V4/sxbfauUOe/dni8FIFvA4kM9/vcPj9SxPp/MlaLbhdf7QfHsKqv+6l78g moA6sE1BYXC+fOne/mnJImufSIM5RogxK1fvrSmo= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 20E5360208 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=tdas@codeaurora.org Subject: Re: [PATCH 01/13] clk: qcom: gcc: limit GPLL0_AO_OUT operating frequency To: Jorge Ramirez-Ortiz , robh+dt@kernel.org, mark.rutland@arm.com, andy.gross@linaro.org, david.brown@linaro.org, sboyd@kernel.org, will.deacon@arm.com, mturquette@baylibre.com, jassisinghbrar@gmail.com Cc: bjorn.andersson@linaro.org, vkoul@kernel.org, niklas.cassel@linaro.org, sibis@codeaurora.org, georgi.djakov@linaro.org, arnd@arndb.de, horms+renesas@verge.net.au, heiko@sntech.de, enric.balletbo@collabora.com, jagan@amarulasolutions.com, olof@lixom.net, amit.kucheria@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org References: <1545039990-19984-1-git-send-email-jorge.ramirez-ortiz@linaro.org> <1545039990-19984-2-git-send-email-jorge.ramirez-ortiz@linaro.org> From: Taniya Das Message-ID: Date: Fri, 21 Dec 2018 16:49:30 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.3.3 MIME-Version: 1.0 In-Reply-To: <1545039990-19984-2-git-send-email-jorge.ramirez-ortiz@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org On 12/17/2018 3:16 PM, Jorge Ramirez-Ortiz wrote: > Limit the GPLL0_AO_OUT_MAIN operating frequency as per its hardware > specifications. > > Co-developed-by: Niklas Cassel > Signed-off-by: Niklas Cassel > Signed-off-by: Jorge Ramirez-Ortiz > --- > drivers/clk/qcom/gcc-qcs404.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/clk/qcom/gcc-qcs404.c b/drivers/clk/qcom/gcc-qcs404.c > index 64da032..833436a 100644 > --- a/drivers/clk/qcom/gcc-qcs404.c > +++ b/drivers/clk/qcom/gcc-qcs404.c > @@ -304,10 +304,16 @@ static struct clk_alpha_pll gpll0_out_main = { > }, > }; > > +static const struct pll_vco gpll0_ao_out_vco[] = { > + { 800000000, 800000000, 0 }, > +}; > + > static struct clk_alpha_pll gpll0_ao_out_main = { > .offset = 0x21000, > .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], > .flags = SUPPORTS_FSM_MODE, > + .vco_table = gpll0_ao_out_vco, > + .num_vco = ARRAY_SIZE(gpll0_ao_out_vco), Could you please help as to why this is required? This is a fixed PLL and we do not require a VCO table for it. > .clkr = { > .enable_reg = 0x45000, > .enable_mask = BIT(0), > -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation. --