linux-kernel - Re: [PATCH v9 5/9] clk: mmp: Add Marvell PXA1908 clock driver

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Message-ID: <3838e4684f98e1ce3818bfb6983844bc.sboyd@kernel.org>
Date: Thu, 11 Apr 2024 01:00:13 -0700
From: Stephen Boyd <sboyd@...nel.org>
To: Catalin Marinas <catalin.marinas@....com>, Conor Dooley <conor+dt@...nel.org>, Duje Mihanović <duje.mihanovic@...le.hr>, Guilherme G. Piccoli <gpiccoli@...lia.com>, Haojian Zhuang <haojian.zhuang@...aro.org>, Kees Cook <keescook@...omium.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Linus Walleij <linus.walleij@...aro.org>, Lubomir Rintel <lkundrak@...sk>, Michael Turquette <mturquette@...libre.com>, Rob Herring <robh+dt@...nel.org>, Rob Herring <robh@...nel.org>, Tony Lindgren <tony@...mide.com>, Tony Luck <tony.luck@...el.com>, Will Deacon <will@...nel.org>
Cc: phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht, Karel Balej <balejk@...fyz.cz>, David Wronek <david@...nlining.org>, linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v9 5/9] clk: mmp: Add Marvell PXA1908 clock driver

Quoting Duje Mihanović (2024-04-02 13:55:41)
> diff --git a/drivers/clk/mmp/clk-of-pxa1908.c b/drivers/clk/mmp/clk-of-pxa1908.c
> new file mode 100644
> index 000000000000..6f1f6e25a718
> --- /dev/null
> +++ b/drivers/clk/mmp/clk-of-pxa1908.c
> @@ -0,0 +1,328 @@
> +// SPDX-License-Identifier: GPL-2.0-only
[...]
> +static void __init pxa1908_apbc_clk_init(struct device_node *np)
> +{
> +       struct pxa1908_clk_unit *pxa_unit;
> +
> +       pxa_unit = kzalloc(sizeof(*pxa_unit), GFP_KERNEL);
> +       if (!pxa_unit)
> +               return;
> +
> +       pxa_unit->apbc_base = of_iomap(np, 0);
> +       if (!pxa_unit->apbc_base) {
> +               pr_err("failed to map apbc registers\n");
> +               kfree(pxa_unit);
> +               return;
> +       }
> +
> +       mmp_clk_init(np, &pxa_unit->unit, APBC_NR_CLKS);
> +
> +       pxa1908_apb_periph_clk_init(pxa_unit);
> +}
> +CLK_OF_DECLARE(pxa1908_apbc, "marvell,pxa1908-apbc", pxa1908_apbc_clk_init);

Is there a reason this file can't be a platform driver?