linux-kernel - Re: [PATCH] clocksource/drivers/renesas-ostm: Add support for RZ/V2L SoC

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Message-ID: <8162900c-054d-6260-94ab-82ea090de499@linaro.org>
Date:   Wed, 6 Apr 2022 10:42:55 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     "Lad, Prabhakar" <prabhakar.csengg@...il.com>
Cc:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        LAK <linux-arm-kernel@...ts.infradead.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Biju Das <biju.das.jz@...renesas.com>
Subject: Re: [PATCH] clocksource/drivers/renesas-ostm: Add support for RZ/V2L
 SoC


Hi Lad,

On 06/04/2022 10:16, Lad, Prabhakar wrote:
> Hi Daniel,
> 
> On Wed, Apr 6, 2022 at 9:03 AM Daniel Lezcano <daniel.lezcano@...aro.org> wrote:
>>
>> On 06/04/2022 09:24, Lad Prabhakar wrote:
>>> The OSTM block is identical on Renesas RZ/G2L and RZ/V2L SoC's, so instead
>>> of adding dependency for each SoC's add dependency on ARCH_RZG2L. The
>>> ARCH_RZG2L config option is already selected by ARCH_R9A07G044 and
>>> ARCH_R9A07G054.
>>>
>>> With the above change OSTM will be enabled on RZ/V2L SoC.
>>>
>>> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>>> ---
>>>    drivers/clocksource/renesas-ostm.c | 2 +-
>>>    1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/clocksource/renesas-ostm.c b/drivers/clocksource/renesas-ostm.c
>>> index 21d1392637b8..8da972dc1713 100644
>>> --- a/drivers/clocksource/renesas-ostm.c
>>> +++ b/drivers/clocksource/renesas-ostm.c
>>> @@ -224,7 +224,7 @@ static int __init ostm_init(struct device_node *np)
>>>
>>>    TIMER_OF_DECLARE(ostm, "renesas,ostm", ostm_init);
>>>
>>> -#ifdef CONFIG_ARCH_R9A07G044
>>> +#ifdef CONFIG_ARCH_RZG2L
>>
>> I'm not finding this option anywhere
>>
> ARCH_RZG2L config option is part of v5.18-rc1 [0]
> 
> [0] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/soc/renesas/Kconfig?h=v5.18-rc1#n43

Ok, thanks

   -- Daniel

> Cheers,
> Prabhakar
>>
>>>    static int __init ostm_probe(struct platform_device *pdev)
>>>    {
>>>        struct device *dev = &pdev->dev;
>>
>>
>> --
>> <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
>>
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