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From: Stephen Boyd <sboyd@kernel.org>
To: Abel Vesa <abelvesa@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Michael Turquette <mturquette@baylibre.com>,
	Oleksij Rempel <o.rempel@pengutronix.de>,
	Richard Cochran <richardcochran@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Shawn Guo <shawnguo@kernel.org>
Cc: Oleksij Rempel <o.rempel@pengutronix.de>,
	kernel@pengutronix.de, Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>, Lee Jones <lee@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-clk@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH v1 04/20] ARM: imx6q: use of_clk_get_by_name() instead of_clk_get() to get ptp clock
Date: Fri, 13 Jan 2023 16:15:53 -0800	[thread overview]
Message-ID: <66131cea80d3a8a33e559f84fb808c6b.sboyd@kernel.org> (raw)
In-Reply-To: <20230113142718.3038265-5-o.rempel@pengutronix.de>

Quoting Oleksij Rempel (2023-01-13 06:27:02)
> It is not clear from the code what clock should be taken. So, make sure it
> is readable and no other clock will be taken by accident.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
> ---
>  arch/arm/mach-imx/mach-imx6q.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
> index 7f6200925752..4885d3dfcf7f 100644
> --- a/arch/arm/mach-imx/mach-imx6q.c
> +++ b/arch/arm/mach-imx/mach-imx6q.c
> @@ -98,7 +98,7 @@ static void __init imx6q_1588_init(void)
>         if (!IS_ERR(fec_enet_ref))
>                 goto put_node;
>  
> -       ptp_clk = of_clk_get(np, 2);
> +       ptp_clk = of_clk_get_by_name(np, "ptp");

The 'clocks' property in DTS should not be reordered. Order matters in
the binding. This patch makes the code do a string comparison (or a
few?) in the name of readability. Perhaps make a #define for '2' like
CLOCKS_PTP_INDEX, or just don't change it because it ain't broke.

  reply	other threads:[~2023-01-14  0:20 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-13 14:26 [PATCH v1 00/20] ARM: imx: make Ethernet refclock configurable Oleksij Rempel
2023-01-13 14:26 ` [PATCH v1 01/20] clk: imx: add clk-gpr-mux driver Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 02/20] clk: imx6q: add ethernet refclock mux support Oleksij Rempel
2023-01-13 22:56   ` kernel test robot
2023-01-15  6:25   ` kernel test robot
2023-01-13 14:27 ` [PATCH v1 03/20] ARM: imx6q: skip ethernet refclock reconfiguration if enet_clk_ref is present Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 04/20] ARM: imx6q: use of_clk_get_by_name() instead of_clk_get() to get ptp clock Oleksij Rempel
2023-01-14  0:15   ` Stephen Boyd [this message]
2023-01-13 14:27 ` [PATCH v1 05/20] ARM: dts: imx6qdl: use enet_clk_ref instead of enet_out for the FEC node Oleksij Rempel
2023-01-16  1:01   ` Peng Fan
2023-01-16  5:26     ` Oleksij Rempel
2023-01-17  1:45       ` Peng Fan
2023-01-13 14:27 ` [PATCH v1 06/20] ARM: dts: imx6dl-lanmcu: configure ethernet reference clock parent Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 07/20] ARM: dts: imx6dl-alti6p: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 08/20] ARM: dts: imx6dl-plybas: " Oleksij Rempel
2023-01-14 11:39   ` Fabio Estevam
2023-01-13 14:27 ` [PATCH v1 09/20] ARM: dts: imx6dl-plym2m: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 10/20] ARM: dts: imx6dl-prtmvt: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 11/20] ARM: dts: imx6dl-victgo: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 12/20] ARM: dts: imx6q-prtwd2: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 13/20] ARM: dts: imx6qdl-skov-cpu: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 14/20] ARM: dts: imx6dl-eckelmann-ci4x10: " Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 15/20] clk: imx: add imx_obtain_fixed_of_clock() Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 16/20] clk: imx6ul: fix enet1 gate configuration Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 17/20] clk: imx6ul: add ethernet refclock mux support Oleksij Rempel
2023-01-13 14:48   ` Lee Jones
2023-01-14  1:07   ` kernel test robot
2023-01-15  8:46   ` kernel test robot
2023-01-13 14:27 ` [PATCH v1 18/20] ARM: dts: imx6ul: set enet_clk_ref to CLK_ENETx_REF_SEL Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 19/20] ARM: mach-imx: imx6ul: remove not optional ethernet refclock overwrite Oleksij Rempel
2023-01-13 14:27 ` [PATCH v1 20/20] ARM: dts: imx6ul-prti6g: configure ethernet reference clock parent Oleksij Rempel

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