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Message-ID: <cb75cdaa-eb84-d01e-60bd-21a928ddc090@gmail.com>
Date: Tue, 13 Feb 2018 10:24:47 +0100
From: Matthias Brugger <matthias.bgg@...il.com>
To: Ryder Lee <ryder.lee@...iatek.com>,
Stephen Boyd <sboyd@...eaurora.org>,
Rob Herring <robh+dt@...nel.org>
Cc: Mark Brown <broonie@...nel.org>, Lee Jones <lee.jones@...aro.org>,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-clk@...r.kernel.org, Garlic Tseng <garlic.tseng@...iatek.com>
Subject: Re: [PATCH v3 2/5] clk: mediatek: modify MT7622 audsys to adapt MFD
device
On 02/12/2018 12:28 PM, Ryder Lee wrote:
> As the new MFD device is in place, switch probing method to adapt it.
>
> Signed-off-by: Ryder Lee <ryder.lee@...iatek.com>
> ---
> drivers/clk/mediatek/clk-mt7622-aud.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/clk/mediatek/clk-mt7622-aud.c b/drivers/clk/mediatek/clk-mt7622-aud.c
> index 13f752d..68c52a9 100644
> --- a/drivers/clk/mediatek/clk-mt7622-aud.c
> +++ b/drivers/clk/mediatek/clk-mt7622-aud.c
> @@ -142,11 +142,16 @@ static int clk_mt7622_audiosys_init(struct platform_device *pdev)
> {
> struct clk_onecell_data *clk_data;
> struct device_node *node = pdev->dev.of_node;
> + struct device_node *pnode = pdev->dev.parent->of_node;
> int r;
>
> clk_data = mtk_alloc_clk_data(CLK_AUDIO_NR_CLK);
>
> - mtk_clk_register_gates(node, audio_clks, ARRAY_SIZE(audio_clks),
> + /* Check if called from MFD */
> + if (!pnode)
> + pnode = node;
This is needed for backwards compatibility, correct?
Please change the comment accordingly. The same holds for mt2701 driver.
Thanks,
Matthias
> +
> + mtk_clk_register_gates(pnode, audio_clks, ARRAY_SIZE(audio_clks),
> clk_data);
>
> r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
>
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