arm64: dts: renesas: Handle ADG bit for sound clk_i

arm64: dts: renesas: Handle ADG bit for sound clk_i

Renesas Sound has been using CPG_AUDIO_CLK_I on CPG_CORE for clock,
but this was wrong.  Instead, it needs to use CPG_MOD, so clk_i can
handle the "ADG" bit in SMSTPCR9.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Vincenzo De Michele <vincenzo.michele@davinci.de> [r8a77965]
Tested-by: Patrick Keil <patrick.keil@conti-engineering.com> [r8a77965]
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/87y1i3sjoc.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87wmxnsjo7.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87v8d7sjo2.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87ttsrsjnx.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87sf8bsjns.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87r0nvsjnn.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87pm3fsjni.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87o7izsjnd.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87msyjsjn9.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87lee3sjn4.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87jztnsjmy.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87il97sjmu.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87h6orsjmp.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87fs4bsjml.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/87edjvsjmg.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>