From nobody Wed Nov 27 13:53:21 2024 Received: from mail.andi.de1.cc (mail.andi.de1.cc [178.238.236.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D4F9A1C57A0; Thu, 10 Oct 2024 12:30:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.238.236.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728563409; cv=none; b=t2EpKTbqpNHwxgIbFk/x3/6r7LoO1er2RrO5mYBjwAosDjaGDCK9OiDG/eS2zoDWPEMheWQQFzUKBEStAQWbXqy6FYFtc5ZACjxkVXr4v/UHbsK/Cd89ZyiD5rV9Q+0Y0Eg+iO0mEdYAPN1gvPPZqic2lLOpCBxrosR2wjHvids= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728563409; c=relaxed/simple; bh=9VRc1Ko4cSUt7WK0esOrxKx6wc5jMZJeIkkq0nsxIYE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cweekS2lJlAwW2I+H5BqPwxNmoXZQZYMLv5MHInTuC18QLdRftqa/AZvrAGqUljBTZn6Zlp7K7ynhOwo5Lw02jLN1coCrCCCY3XaFes3aL9/9qebhQaq7DyeyR8QKxct0GYtPWrOWTCG48CEIhDblUb+Hzp0VllX6E/gc5+akTc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kemnade.info; spf=pass smtp.mailfrom=kemnade.info; dkim=pass (2048-bit key) header.d=kemnade.info header.i=@kemnade.info header.b=8WvAq21m; arc=none smtp.client-ip=178.238.236.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kemnade.info Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kemnade.info Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kemnade.info header.i=@kemnade.info header.b="8WvAq21m" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20220719; h=References:In-Reply-To:Cc:From:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID; bh=Vi8UbiIYcOyzGZG/tfi9Ux79C8vfhxPLrFUF/1JgUU0=; b=8WvAq21mi/ZfUUYf+Jk+rvg8W7 V9Nfxboda85BTh+1wooU9JASyIVRHxt7yOlUY2M4071EqPIhuLOUDdWRjwMy5HBtJEADq8RcjiyEo ajc9oCvLzty+srY4upv3i2obvafmWtje2AZtrPTdYs77WZBVYKmIgOv/VuohqdGH2fbokZpqEz61K AwU8Fm7wZxhStG+HoxGSZamPtiiSO8CE/vm3kRqlTg1BB9zSRttQTJLv4+okq2Fp/KYu1cUT9x6KL 3WvIZ1BHKRa/8UfMcF74mAwqIFXygkMVZlOYRXGpSIUbsQxDPJdTP0pTmrw0agU/VQ/MYk+LoACAX 86ATYU/g==; From: Andreas Kemnade To: linux-kernel@vger.kernel.org, Rob Herring , rogerq@kernel.org, linux-omap@vger.kernel.org, Krzysztof Kozlowski , tony@atomide.com, devicetree@vger.kernel.org, khilman@baylibre.com, Conor Dooley , aaro.koskinen@iki.fi Cc: Andreas Kemnade Subject: [PATCH v2 2/4] ARM: dts: omap: omap4-epson-embt2ws: wire up regulators Date: Thu, 10 Oct 2024 14:29:55 +0200 Message-Id: <20241010122957.85164-3-andreas@kemnade.info> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241010122957.85164-1-andreas@kemnade.info> References: <20241010122957.85164-1-andreas@kemnade.info> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Wire up the regulators where usage is plausible. Do not wire them if purpose/usage is unclear like 5V for many things requiring lower voltages. Tested on vendor kernel that backlight definitively does not react on blc_[rl] GPIOs. Signed-off-by: Andreas Kemnade Reviewed-by: Roger Quadros --- arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts b/arch/arm/b= oot/dts/ti/omap/omap4-epson-embt2ws.dts index 4462747b5cf5..7684868a2eed 100644 --- a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts +++ b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts @@ -20,13 +20,13 @@ memory@80000000 { backlight-left { compatible =3D "pwm-backlight"; pwms =3D <&twl_pwm 1 7812500>; - power-supply =3D <&unknown_supply>; + power-supply =3D <&lb_v50>; }; =20 backlight-right { compatible =3D "pwm-backlight"; pwms =3D <&twl_pwm 0 7812500>; - power-supply =3D <&unknown_supply>; + power-supply =3D <&lb_v50>; }; =20 chosen { @@ -95,11 +95,6 @@ lb_v50: regulator-lb-v50 { enable-active-high; }; =20 - unknown_supply: unknown-supply { - compatible =3D "regulator-fixed"; - regulator-name =3D "unknown"; - }; - wl12xx_pwrseq: wl12xx-pwrseq { compatible =3D "mmc-pwrseq-simple"; clocks =3D <&twl 1>; @@ -308,6 +303,8 @@ mpu9150: imu@68 { pinctrl-0 =3D <&mpu9150_pins>; interrupt-parent =3D <&gpio2>; interrupt =3D <7 IRQ_TYPE_LEVEL_HIGH>; + vddio-supply =3D <&cb_v18>; + vdd-supply =3D <&cb_v33>; invensense,level-shifter; }; }; --=20 2.39.5