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SubjectRe: [PATCH 02/15] clk: renesas: cpg-msr: Add support for R-Car M3-N
Hi Jacopo,

On Tue, Feb 13, 2018 at 10:45 AM, Jacopo Mondi
<jacopo+renesas@jmondi.org> wrote:
> Initial support for R-Car M3-N (r8a77965), including core and module
> clocks.
>
> Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>

Thanks for your patch!

Please refer to Table 8.2d of R-Car Series, 3rd Generation User's Manual:
Hardware (Rev. 0.80, Oct 31, 2017), so we know which exact version of
the datasheet
was used for the core clock definitions.

> --- /dev/null
> +++ b/drivers/clk/renesas/r8a77965-cpg-mssr.c
> @@ -0,0 +1,333 @@

> +static const struct mssr_mod_clk r8a77965_mod_clks[] __initconst = {
> + DEF_MOD("scif5", 202, R8A77965_CLK_S3D4),
> + DEF_MOD("scif4", 203, R8A77965_CLK_S3D4),
> + DEF_MOD("scif3", 204, R8A77965_CLK_S3D4),
> + DEF_MOD("scif1", 206, R8A77965_CLK_S3D4),
> + DEF_MOD("scif0", 207, R8A77965_CLK_S3D4),
> + DEF_MOD("sys-dmac2", 217, R8A77965_CLK_S0D3),
> + DEF_MOD("sys-dmac1", 218, R8A77965_CLK_S0D3),
> + DEF_MOD("sys-dmac0", 219, R8A77965_CLK_S0D3),
> +
> + DEF_MOD("cmt3", 300, R8A77965_CLK_R),
> + DEF_MOD("cmt2", 301, R8A77965_CLK_R),
> + DEF_MOD("cmt1", 302, R8A77965_CLK_R),
> + DEF_MOD("cmt0", 303, R8A77965_CLK_R),
> + DEF_MOD("scif2", 310, R8A77965_CLK_S3D4),
> + DEF_MOD("sdif3", 311, R8A77965_CLK_SD3),
> + DEF_MOD("sdif2", 312, R8A77965_CLK_SD2),
> + DEF_MOD("sdif1", 313, R8A77965_CLK_SD1),
> + DEF_MOD("sdif0", 314, R8A77965_CLK_SD0),
> + DEF_MOD("pcie1", 318, R8A77965_CLK_S3D1),
> + DEF_MOD("pcie0", 319, R8A77965_CLK_S3D1),
> + DEF_MOD("usb3-if0", 328, R8A77965_CLK_S3D1),
> + DEF_MOD("usb-dmac0", 330, R8A77965_CLK_S3D1),
> + DEF_MOD("usb-dmac1", 331, R8A77965_CLK_S3D1),
> +
> + DEF_MOD("rwdt", 402, R8A77965_CLK_R),
> + DEF_MOD("intc-ex", 407, R8A77965_CLK_CP),
> + DEF_MOD("intc-ap", 408, R8A77965_CLK_S3D1),

According to Figure 12A.1 the parent clock is S0D3. See also commit
6e7ddf89d67c2b0c ("clk: renesas: r8a7796: Correct parent clock of INTC-AP").

> +static int __init r8a77965_cpg_mssr_init(struct device *dev)
> +{

[...]

> +
> + return rcar_gen3_cpg_init(cpg_pll_config, CLK_EXTALR, cpg_mode);
> +};

Stray semicolon.

With the above fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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