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From: Stephen Boyd <sboyd@kernel.org>
To: Jacky Huang <ychuang570808@gmail.com>,
	catalin.marinas@arm.com, gregkh@linuxfoundation.org,
	jirislaby@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	lee@kernel.org, mturquette@baylibre.com, p.zabel@pengutronix.de,
	robh+dt@kernel.org, tmaimon77@gmail.com, will@kernel.org
Cc: devicetree@vger.kernel.org, linux-clk@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-serial@vger.kernel.org, arnd@arndb.de, soc@kernel.org,
	schung@nuvoton.com, mjchen@nuvoton.com,
	Jacky Huang <ychuang3@nuvoton.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: Re: [PATCH v13 08/10] clk: nuvoton: Add clock driver for ma35d1 clock controller
Date: Mon, 12 Jun 2023 19:16:03 -0700	[thread overview]
Message-ID: <b4a20267862f6cd20d50016cb130ba95.sboyd@kernel.org> (raw)
In-Reply-To: <233f4e83-e872-5499-2ca7-a1c277425fb0@gmail.com>

Quoting Jacky Huang (2023-06-12 18:37:31)
> On 2023/6/13 上午 09:02, Stephen Boyd wrote:
> > Quoting Jacky Huang (2023-06-04 21:07:47)
> >> diff --git a/drivers/clk/nuvoton/clk-ma35d1-divider.c b/drivers/clk/nuvoton/clk-ma35d1-divider.c
> >> +                                           int num_pdata)
> >> +{
> >> +       return clk_hw_register_mux_parent_data(dev, name, pdata, num_pdata,
> >> +                                              CLK_SET_RATE_NO_REPARENT, reg, shift,
> >> +                                              width, 0, &ma35d1_lock);
> >> +}
> >> +
> >> +static struct clk_hw *ma35d1_clk_mux(struct device *dev, const char *name,
> >> +                                    void __iomem *reg, u8 shift, u8 width,
> >> +                                    const char *const *parents, int num_parents)
> > Please don't use string arrays for parent descriptions. Everything
> > should use clk_parent_data or direct clk_hw pointers.
> 
> I will use clk_parent_data instead of strings.
> 

When you use clk_parent_data, just don't set anything for the "dummy"
clks besides a -1 .index to indicate there isn't a parent for that
entry.

WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@kernel.org>
To: Jacky Huang <ychuang570808@gmail.com>,
	catalin.marinas@arm.com, gregkh@linuxfoundation.org,
	jirislaby@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	lee@kernel.org, mturquette@baylibre.com, p.zabel@pengutronix.de,
	robh+dt@kernel.org, tmaimon77@gmail.com, will@kernel.org
Cc: devicetree@vger.kernel.org, linux-clk@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-serial@vger.kernel.org, arnd@arndb.de, soc@kernel.org,
	schung@nuvoton.com, mjchen@nuvoton.com,
	Jacky Huang <ychuang3@nuvoton.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: Re: [PATCH v13 08/10] clk: nuvoton: Add clock driver for ma35d1 clock controller
Date: Mon, 12 Jun 2023 19:16:03 -0700	[thread overview]
Message-ID: <b4a20267862f6cd20d50016cb130ba95.sboyd@kernel.org> (raw)
In-Reply-To: <233f4e83-e872-5499-2ca7-a1c277425fb0@gmail.com>

Quoting Jacky Huang (2023-06-12 18:37:31)
> On 2023/6/13 上午 09:02, Stephen Boyd wrote:
> > Quoting Jacky Huang (2023-06-04 21:07:47)
> >> diff --git a/drivers/clk/nuvoton/clk-ma35d1-divider.c b/drivers/clk/nuvoton/clk-ma35d1-divider.c
> >> +                                           int num_pdata)
> >> +{
> >> +       return clk_hw_register_mux_parent_data(dev, name, pdata, num_pdata,
> >> +                                              CLK_SET_RATE_NO_REPARENT, reg, shift,
> >> +                                              width, 0, &ma35d1_lock);
> >> +}
> >> +
> >> +static struct clk_hw *ma35d1_clk_mux(struct device *dev, const char *name,
> >> +                                    void __iomem *reg, u8 shift, u8 width,
> >> +                                    const char *const *parents, int num_parents)
> > Please don't use string arrays for parent descriptions. Everything
> > should use clk_parent_data or direct clk_hw pointers.
> 
> I will use clk_parent_data instead of strings.
> 

When you use clk_parent_data, just don't set anything for the "dummy"
clks besides a -1 .index to indicate there isn't a parent for that
entry.

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  reply	other threads:[~2023-06-13  2:16 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-05  4:07 [PATCH v13 00/10] Introduce Nuvoton ma35d1 SoC Jacky Huang
2023-06-05  4:07 ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 01/10] arm64: Kconfig.platforms: Add config for Nuvoton MA35 platform Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 02/10] arm64: defconfig: Add support for Nuvoton MA35 family SoCs Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 03/10] dt-bindings: clock: nuvoton: add binding for ma35d1 clock controller Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 04/10] dt-bindings: reset: nuvoton: Document ma35d1 reset control Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 05/10] dt-bindings: arm: Add initial bindings for Nuvoton platform Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 06/10] dt-bindings: serial: Document ma35d1 uart controller Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 07/10] arm64: dts: nuvoton: Add initial ma35d1 device tree Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 08/10] clk: nuvoton: Add clock driver for ma35d1 clock controller Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-13  1:02   ` Stephen Boyd
2023-06-13  1:02     ` Stephen Boyd
2023-06-13  1:37     ` Jacky Huang
2023-06-13  1:37       ` Jacky Huang
2023-06-13  2:16       ` Stephen Boyd [this message]
2023-06-13  2:16         ` Stephen Boyd
2023-06-13  2:19         ` Jacky Huang
2023-06-13  2:19           ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 09/10] reset: Add Nuvoton ma35d1 reset driver support Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-05  4:07 ` [PATCH v13 10/10] tty: serial: Add Nuvoton ma35d1 serial " Jacky Huang
2023-06-05  4:07   ` Jacky Huang
2023-06-06  8:19   ` Ilpo Järvinen
2023-06-06  8:19     ` Ilpo Järvinen
2023-06-06  8:50     ` Jacky Huang
2023-06-06  8:50       ` Jacky Huang
2023-06-05 12:00 ` [PATCH v13 00/10] Introduce Nuvoton ma35d1 SoC Arnd Bergmann
2023-06-05 12:00   ` Arnd Bergmann
2023-06-06  0:22   ` Jacky Huang
2023-06-06  0:22     ` Jacky Huang
2023-06-06  6:08     ` Arnd Bergmann
2023-06-06  6:08       ` Arnd Bergmann
2023-06-05 15:50 ` patchwork-bot+linux-soc

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