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From: fcooper@ti•com (Franklin S Cooper Jr.)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v5 1/6] pwms: pwm-ti*: Get the clock from the PWMSS (parent)
Date: Thu, 17 Mar 2016 17:37:18 -0500	[thread overview]
Message-ID: <56EB319E.3050502@ti.com> (raw)
In-Reply-To: <1457400224-24797-2-git-send-email-fcooper@ti.com>

Gentle ping on this

On 03/07/2016 07:23 PM, Franklin S Cooper Jr wrote:
> The eCAP and ePWM doesn't have their own separate clocks. They simply
> utilize the clock provided directly by the PWMSS. Therefore, they simply
> need to grab a reference to their parent's clock.
>
> Signed-off-by: Franklin S Cooper Jr <fcooper@ti•com>
> ---
>  drivers/pwm/pwm-tiecap.c   | 2 +-
>  drivers/pwm/pwm-tiehrpwm.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pwm/pwm-tiecap.c b/drivers/pwm/pwm-tiecap.c
> index 616af76..9418159 100644
> --- a/drivers/pwm/pwm-tiecap.c
> +++ b/drivers/pwm/pwm-tiecap.c
> @@ -212,7 +212,7 @@ static int ecap_pwm_probe(struct platform_device *pdev)
>  	if (!pc)
>  		return -ENOMEM;
>  
> -	clk = devm_clk_get(&pdev->dev, "fck");
> +	clk = devm_clk_get(pdev->dev.parent, "fck");
>  	if (IS_ERR(clk)) {
>  		dev_err(&pdev->dev, "failed to get clock\n");
>  		return PTR_ERR(clk);
> diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
> index 6a41e66..09dc1bc 100644
> --- a/drivers/pwm/pwm-tiehrpwm.c
> +++ b/drivers/pwm/pwm-tiehrpwm.c
> @@ -443,7 +443,7 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev)
>  	if (!pc)
>  		return -ENOMEM;
>  
> -	clk = devm_clk_get(&pdev->dev, "fck");
> +	clk = devm_clk_get(pdev->dev.parent, "fck");
>  	if (IS_ERR(clk)) {
>  		dev_err(&pdev->dev, "failed to get clock\n");
>  		return PTR_ERR(clk);

  reply	other threads:[~2016-03-17 22:37 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-08  1:23 [PATCH v5 0/6] ARM: am335x/am437x/dra7: Add PWM support for DRA7 Franklin S Cooper Jr
2016-03-08  1:23 ` [PATCH v5 1/6] pwms: pwm-ti*: Get the clock from the PWMSS (parent) Franklin S Cooper Jr
2016-03-17 22:37   ` Franklin S Cooper Jr. [this message]
2016-04-05  6:08   ` Sekhar Nori
2016-04-05 11:25     ` Franklin S Cooper Jr.
2016-04-10 20:51       ` Paul Walmsley
2016-04-11 11:49         ` Sekhar Nori
2016-04-11 12:45           ` Rob Herring
2016-04-12  8:10             ` Sekhar Nori
2016-03-08  1:23 ` [PATCH v5 2/6] ARM: dts: am437x/am33xx: Remove eCAP and ePWM hwmod properties Franklin S Cooper Jr
2016-03-08  1:23 ` [PATCH v5 3/6] ARM: AM335x/AM437x: hwmod: Remove eQEP, ePWM and eCAP hwmod entries Franklin S Cooper Jr
2016-03-17 15:06   ` Rob Herring
2016-03-17 15:45     ` Franklin S Cooper Jr.
2016-03-17 19:04       ` Rob Herring
2016-03-08  1:23 ` [PATCH v5 4/6] ARM: OMAP2+: DRA7: Add hwmod entries for PWMSS Franklin S Cooper Jr
2016-03-08  6:45   ` Paul Walmsley
2016-04-10 18:57     ` Paul Walmsley
2016-03-08  1:23 ` [PATCH v5 5/6] ARM: dts: DRA7: Add TBCLK " Franklin S Cooper Jr
2016-04-11 20:21   ` Tony Lindgren
2016-04-11 20:27     ` Tony Lindgren
2016-03-08  1:23 ` [PATCH v5 6/6] ARM: dts: DRA7: Add dt nodes " Franklin S Cooper Jr
2016-03-17 15:11   ` Rob Herring
2016-03-17 15:53     ` Franklin S Cooper Jr.
2016-04-11 20:21       ` Tony Lindgren
2016-04-19 16:20         ` Franklin S Cooper Jr.
2016-03-08  6:55 ` [PATCH v5 0/6] ARM: am335x/am437x/dra7: Add PWM support for DRA7 Paul Walmsley
2016-03-08 17:04   ` Franklin S Cooper Jr.

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