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From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Claudiu Beznea <claudiu.beznea@microchip.com>
Cc: mturquette@baylibre.com, sboyd@kernel.org,
	nicolas.ferre@microchip.com, ludovic.desroches@microchip.com,
	bbrezillon@kernel.org, linux-kernel@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 08/19] clk: at91: sam9x60: fix main rc oscillator frequency
Date: Fri, 17 Jul 2020 11:17:18 +0200	[thread overview]
Message-ID: <20200717091718.GN3428@piout.net> (raw)
In-Reply-To: <1594812267-6697-9-git-send-email-claudiu.beznea@microchip.com>

On 15/07/2020 14:24:16+0300, Claudiu Beznea wrote:
> Main RC oscillator frequency is 12MHz according to datasheet
> (chapter 27.2).
> 
> Fixes: 01e2113de9a52 ("clk: at91: add sam9x60 pmc driver")
> Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

For the record I got that value from:
https://github.com/linux4sam/linux-at91/blob/c5fcb086200dc3b2e4a2b306778c6c7283d95755/arch/arm/boot/dts/sam9x60.dtsi#L701

> ---
>  drivers/clk/at91/sam9x60.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c
> index 633891b98d43..c8703d2a0886 100644
> --- a/drivers/clk/at91/sam9x60.c
> +++ b/drivers/clk/at91/sam9x60.c
> @@ -189,7 +189,7 @@ static void __init sam9x60_pmc_setup(struct device_node *np)
>  	if (!sam9x60_pmc)
>  		return;
>  
> -	hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 24000000,
> +	hw = at91_clk_register_main_rc_osc(regmap, "main_rc_osc", 12000000,
>  					   50000000);
>  	if (IS_ERR(hw))
>  		goto err_free;
> -- 
> 2.7.4
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

  reply	other threads:[~2020-07-17  9:18 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-15 11:24 [PATCH 00/19] clk: at91: add sama7g5 clock support Claudiu Beznea
2020-07-15 11:24 ` [PATCH 01/19] clk: at91: clk-generated: continue if __clk_determine_rate() returns error Claudiu Beznea
2020-07-17  9:09   ` Alexandre Belloni
2020-07-15 11:24 ` [PATCH 02/19] clk: at91: clk-generated: check best_rate against ranges Claudiu Beznea
2020-07-17  9:10   ` Alexandre Belloni
2020-07-15 11:24 ` [PATCH 03/19] clk: at91: clk-sam9x60-pll: fix mul mask Claudiu Beznea
2020-07-17  9:11   ` Alexandre Belloni
2020-07-15 11:24 ` [PATCH 04/19] clk: at91: sam9x60-pll: use frac when computing pll frequency Claudiu Beznea
2020-07-15 11:24 ` [PATCH 05/19] clk: at91: sam9x60-pll: use logical or for range check Claudiu Beznea
2020-07-17  9:13   ` Alexandre Belloni
2020-07-15 11:24 ` [PATCH 06/19] clk: at91: sam9x60-pll: check fcore against ranges Claudiu Beznea
2020-07-17  9:23   ` Alexandre Belloni
2020-07-15 11:24 ` [PATCH 07/19] clk: at91: sam9x60-pll: use frac when setting frequency Claudiu Beznea
2020-07-17  9:12   ` Alexandre Belloni
2020-07-20 10:34     ` Claudiu.Beznea
2020-07-15 11:24 ` [PATCH 08/19] clk: at91: sam9x60: fix main rc oscillator frequency Claudiu Beznea
2020-07-17  9:17   ` Alexandre Belloni [this message]
2020-07-15 11:24 ` [PATCH 09/19] clk: at91: sckc: register slow_rc with accuracy option Claudiu Beznea
2020-07-15 15:39   ` Claudiu.Beznea
2020-07-15 11:24 ` [PATCH 10/19] clk: at91: replace conditional operator with double logical not Claudiu Beznea
2020-07-17 15:07   ` Alexandre Belloni
2020-07-20 10:36     ` Claudiu.Beznea
2020-07-15 11:24 ` [PATCH 11/19] clk: at91: clk-generated: pass the id of changeable parent at registration Claudiu Beznea
2020-07-16 16:57   ` Codrin.Ciubotariu
2020-07-15 11:24 ` [PATCH 12/19] clk: at91: clk-generated: add mux_table option Claudiu Beznea
2020-07-15 11:24 ` [PATCH 13/19] clk: at91: clk-master: add master clock support for SAMA7G5 Claudiu Beznea
2020-07-15 11:24 ` [PATCH 14/19] clk: at91: clk-peripheral: add support for changeable parent rate Claudiu Beznea
2020-07-15 11:24 ` [PATCH 15/19] clk: at91: clk-programmable: add mux_table option Claudiu Beznea
2020-07-15 11:24 ` [PATCH 16/19] clk: at91: add macro for pll ids mask Claudiu Beznea
2020-07-15 11:24 ` [PATCH 17/19] clk: at91: clk-sam9x60-pll: re-factor to support plls with multiple outputs Claudiu Beznea
2020-07-15 11:24 ` [PATCH 18/19] clk: at91: clk-utmi: add utmi support for sama7g5 Claudiu Beznea
2020-07-15 11:24 ` [PATCH 19/19] clk: at91: sama7g5: add clock " Claudiu Beznea

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