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[209.85.221.170]) by smtp.gmail.com with ESMTPSA id 71dfb90a1353d-53b2bd51a48sm2474606e0c.5.2025.08.19.00.44.22 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 19 Aug 2025 00:44:22 -0700 (PDT) Received: by mail-vk1-f170.google.com with SMTP id 71dfb90a1353d-53b174dbfceso1720802e0c.2 for ; Tue, 19 Aug 2025 00:44:22 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCUV+efCTED2T5WSZ6jFui0lb1GZcVexwDENxJbwpWGf7ibS2SxSZcBDaZyn7kNZrt4pvqWQYp7Jwui/sQvik462@lists.infradead.org X-Received: by 2002:a05:6102:1608:b0:4e6:edce:4b55 with SMTP id ada2fe7eead31-519b27c870emr28164137.4.1755589462392; Tue, 19 Aug 2025 00:44:22 -0700 (PDT) MIME-Version: 1.0 References: <20250818162859.9661-1-john.madieu.xa@bp.renesas.com> <20250818162859.9661-5-john.madieu.xa@bp.renesas.com> In-Reply-To: <20250818162859.9661-5-john.madieu.xa@bp.renesas.com> From: Geert Uytterhoeven Date: Tue, 19 Aug 2025 09:44:11 +0200 X-Gmail-Original-Message-ID: X-Gm-Features: Ac12FXxuuCpFvi4bwIVSlqKVwnnWvAMNW-GEJwHYH1WcsCL9Lbq44q3fnYgjfHs Message-ID: Subject: Re: [PATCH v7 4/6] arm64: dts: renesas: r9a09g047: Add #address-cells property in sys node To: John Madieu Cc: magnus.damm@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, rafael@kernel.org, daniel.lezcano@linaro.org, rui.zhang@intel.com, lukasz.luba@arm.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, p.zabel@pengutronix.de, catalin.marinas@arm.com, will@kernel.org, john.madieu@gmail.com, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, biju.das.jz@bp.renesas.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="UTF-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250819_004425_079129_DEEDFCC5 X-CRM114-Status: GOOD ( 22.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi John, On Mon, 18 Aug 2025 at 18:29, John Madieu wrote: > A couple of registers of the system controller (sys) are shared with the TSU > device. Add #address-cells property to sys node to allow proper parsing a > access to these registers from the TSU driver. > > Signed-off-by: John Madieu Thanks for your patch! > --- a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi > +++ b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi > @@ -278,6 +278,7 @@ sys: system-controller@10430000 { > reg = <0 0x10430000 0 0x10000>; > clocks = <&cpg CPG_CORE R9A09G047_SYS_0_PCLK>; > resets = <&cpg 0x30>; > + #address-cells = <1>; Iff you need this, you need to update the DT bindings first, as reported by Rob's bot. However, looking at Claudiu's USB series [1], I think you can do without, by calling of_parse_phandle_with_fixed_args() instead of of_parse_phandle_with_args() in the driver. > }; > > xspi: spi@11030000 { [1] "[PATCH v5 0/7] Add initial USB support for the Renesas RZ/G3S SoC" https://lore.kernel.org/20250819054212.486426-1-claudiu.beznea.uj@bp.renesas.com 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