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[125.227.29.20]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b57c55bd160sm4211056a12.47.2025.09.26.02.37.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 26 Sep 2025 02:37:42 -0700 (PDT) From: Leo Wang Date: Fri, 26 Sep 2025 17:37:29 +0800 Subject: [PATCH] ARM: dts: aspeed: clemente: Add HDD LED GPIO Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250926-leo-dts-add-shunt-resistor-v1-1-c871a68792f0@gmail.com> X-B4-Tracking: v=1; b=H4sIANhe1mgC/x3MSwqDMBAA0KvIrDsQ06rYqxQX+Yw6IEmZiSKId 2/o8m3eBUrCpPBuLhA6WDmnivbRQFhdWgg5VoM1tjOj7XGjjLEouhhR1z0VFFLWkgVN8O71nIf OB4IafIVmPv/5Z7rvHwEMnJFsAAAA X-Change-ID: 20250926-leo-dts-add-shunt-resistor-0cba43f75bce To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, george.kw.lee@fii-foxconn.com, bruce.jy.hung@fii-foxconn.com, leo.jt.wang@fii-foxconn.com, Leo Wang X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758879460; l=1436; i=leo.jt.wang@gmail.com; s=20250618; h=from:subject:message-id; bh=thNDQviaGyibFyGAqfP3goBA/6Fj0do4LHltc3WJriE=; b=T71P6S/+uzqAe2pm19qHzYoz2nhygnZpGVvbKLhyWQcQWVsDSelLeccTY+VnuA6uzE1BPL8L4 Lvp20VxcTRFDYgHucePFNrm13q3hBU7efTHRYQ5iBAKOa87ktB1nm+E X-Developer-Key: i=leo.jt.wang@gmail.com; a=ed25519; pk=x+DKjAtU/ZbbMkkAVdwfZzKpvNUVgiV1sLJbidVIwSQ= Define a GPIO expander pin for the HDD LED and expose it via the LED subsystem. This allows the BMC to control the front panel HDD activity LED. Changes include: - Add `led-hdd` node under the LED definitions - Name the expander pin "HDD_LED_N" in io_expander13 Signed-off-by: Leo Wang --- arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-clemente.dts | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-clemente.dts b/ar= ch/arm/boot/dts/aspeed/aspeed-bmc-facebook-clemente.dts index a614f947dafc9a6628c3f3d45b62ff3ca9d2b618..450446913e36b1418fab901cde4= 4280468990c7a 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-clemente.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-clemente.dts @@ -95,6 +95,11 @@ led-3 { label =3D "bmc_ready_cpld_noled"; gpios =3D <&gpio0 ASPEED_GPIO(P, 5) (GPIO_ACTIVE_HIGH|GPIO_TRANSITORY)>; }; + + led-hdd { + label =3D "hdd_led"; + gpios =3D <&io_expander13 1 GPIO_ACTIVE_LOW>; + }; }; =20 memory@80000000 { @@ -1199,7 +1204,7 @@ io_expander13: gpio@14 { #gpio-cells =3D <2>; gpio-line-names =3D "rmc_en_dc_pwr_on", - "", + "HDD_LED_N", "", "", "", --- base-commit: c65261717599d419e9c683d85f515d3ca2261549 change-id: 20250926-leo-dts-add-shunt-resistor-0cba43f75bce Best regards, --=20 Leo Wang