Thread (13 messages) 13 messages, 3 authors, 2019-05-20

Re: [PATCH v3 2/4] clk: at91: sckc: add support to specify registers bit offsets

From: <hidden>
Date: 2019-05-20 08:54:35
Also in: linux-arm-kernel, linux-clk, lkml


On 18.05.2019 00:13, Alexandre Belloni wrote:
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On 16/05/2019 08:10:34+0000, Claudiu.Beznea@microchip.com wrote:
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@@ -69,10 +80,11 @@ static int clk_slow_osc_prepare(struct clk_hw *hw)
 	void __iomem *sckcr = osc->sckcr;
 	u32 tmp = readl(sckcr);
 
-	if (tmp & (AT91_SCKC_OSC32BYP | AT91_SCKC_OSC32EN))
+	if (tmp & (AT91_SCKC_OSC32BYP(osc->bits) |
+		   AT91_SCKC_OSC32EN(osc->bits)))
I still find that:

	if (tmp & (osc->bits->cr_osc32byp | osc->bits->cr_osc32en))

would be shorter and easier to read and still fits on one line.
Agree, but I thought to use the same interface everywhere. Anyway, tell me
if you want to resend with these changes.
My comment applies to all the AT91_SCKC_.*() macros. I don't feel that
the macros make the code clearer, accessing bits->cr_.* is self
documenting enough (and makes the code shorter).
OK, I'll send a new version taking this into consideration.
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