RE: [PATCHv2] clk:aspeed:Fix AST2600 hpll calculate formula
From: Ryan Chen <ryan_chen@aspeedtech.com>
Date: 2021-09-15 03:11:37
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-----Original Message----- From: Joel Stanley <joel@jms.id.au> Sent: Wednesday, September 15, 2021 11:07 AM To: Ryan Chen <ryan_chen@aspeedtech.com> Cc: Stephen Boyd <sboyd@kernel.org>; Claudiu.Beznea@microchip.com; andrew@aj.id.au; linux-clk@vger.kernel.org; linux-kernel@vger.kernel.org; mturquette@baylibre.com Subject: Re: [PATCHv2] clk:aspeed:Fix AST2600 hpll calculate formula On Wed, 15 Sept 2021 at 02:52, Ryan Chen [off-list ref] wrote:quoted
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-----Original Message----- From: Stephen Boyd <sboyd@kernel.org> Sent: Wednesday, September 15, 2021 9:17 AM To: Claudiu.Beznea@microchip.com; Ryan Chen [off-list ref]; andrew@aj.id.au; joel@jms.id.au; linux-clk@vger.kernel.org; linux-kernel@vger.kernel.org; mturquette@baylibre.com Subject: RE: [PATCHv2] clk:aspeed:Fix AST2600 hpll calculate formula Quoting Ryan Chen (2021-09-12 22:31:46)quoted
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+ if (hwstrap & BIT(10)) + m = 0x5F; + else { + if (hwstrap & BIT(8))You may write it directly: else if (hwstrap & BIT(8))Hello, Like I commit message M = SCU500[10] ? 0x5F : SCU500[8] ?0xBF :quoted
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SCU200[12:0]quoted
it need keep from register read, if BIT(8)/BIT(10) not 1.I don't get it. The review comment was that the else { if (...) can be collapsed into an else if (..) What does commit message have to do withit?quoted
Sorry for confuse. Or do you mean like following modification? if (hwstrap & BIT(10)) m = 0x5F; else if (hwstrap & BIT(8)) m = 0xBF;Yep! Take a look at my review of v1. I wrote it out there.
Got it will modify by this.