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SubjectRe: [PATCH v5 32/54] clk: mediatek: mt7986-apmixed: Use PLL_AO flag to set critical clock
On Wed, Feb 22, 2023 at 10:25:21AM +0100, AngeloGioacchino Del Regno wrote:
> Instead of calling clk_prepare_enable() at probe time, add the PLL_AO
> flag to CLK_APMIXED_ARMPLL clock: this will set CLK_IS_CRITICAL.
>
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>

Tested-by: Daniel Golle <daniel@makrotopia.org>
(on BananaPi BPi-R3)

> ---
> drivers/clk/mediatek/clk-mt7986-apmixed.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/clk/mediatek/clk-mt7986-apmixed.c b/drivers/clk/mediatek/clk-mt7986-apmixed.c
> index 62080ee4dbe3..227ca572056e 100644
> --- a/drivers/clk/mediatek/clk-mt7986-apmixed.c
> +++ b/drivers/clk/mediatek/clk-mt7986-apmixed.c
> @@ -42,7 +42,7 @@
> "clkxtal")
>
> static const struct mtk_pll_data plls[] = {
> - PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0200, 0x020C, 0x0, 0, 32,
> + PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0200, 0x020C, 0x0, PLL_AO, 32,
> 0x0200, 4, 0, 0x0204, 0),
> PLL(CLK_APMIXED_NET2PLL, "net2pll", 0x0210, 0x021C, 0x0, 0, 32,
> 0x0210, 4, 0, 0x0214, 0),
> @@ -77,8 +77,6 @@ static int clk_mt7986_apmixed_probe(struct platform_device *pdev)
>
> mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), clk_data);
>
> - clk_prepare_enable(clk_data->hws[CLK_APMIXED_ARMPLL]->clk);
> -
> r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
> if (r) {
> pr_err("%s(): could not register clock provider: %d\n",
> --
> 2.39.2
>
>

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