From patchwork Wed Jun 12 13:55:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Judith Mendez X-Patchwork-Id: 13695103 Received: from lelv0143.ext.ti.com (lelv0143.ext.ti.com [198.47.23.248]) (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 9058917E464; Wed, 12 Jun 2024 13:56:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.248 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718200595; cv=none; b=m5GR3i1ZGu/sAlGyT7QQKYgWGq1he/WRF6ahRaeAwbLcj8NUZ+DAqgWT8siqkjpI1zSClwqnv4qoXOgueV1RkeD02nPJShWSs7JlTJf3fCs7JcilTwLEALoNPxAFpGzLVPLUbBmqLupoSvAk5nxaT1gIylmoZMb+VVZuDZvlZ+g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718200595; c=relaxed/simple; bh=LWOX+r7SThhVbtJD1bUMG+QHHjVnqdvBwOYlbpl0fRg=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=pU3KcEI9roBzOo6zgrbvTbKtXJYs7AVMDMUqBGtwS80mIV5t/H1kzyzYm1QJaPH/TQERvHMV9nQ0Rs7flCjEtfl03NDr0YUrT/Lk6cpyyznPhcBnxeABB48lOfZZOnqkPotBKn+VMPfQvTHlNQHfLs7wpcQT6M7nYRJvF/8woyE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=UKPUievi; arc=none smtp.client-ip=198.47.23.248 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="UKPUievi" Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 45CDtdPQ064429; Wed, 12 Jun 2024 08:55:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1718200539; bh=sZhjjT6mYCzNLpND5LOJH3nVDScay6T/1TCsy8UFgLU=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=UKPUieviMimbmNYWbMP4HyiFCyPrGzswuFHeeRYH3STtLl0v1cefh+aLusVz2DSX6 zKbEQm1P73zzxJzOFyEXvu9pr0ErGg2PrvxNO0++ZEE2dW/AUrHMNI2Yuq1HGIcJR/ 3Ny9lPu0fsFPzROQKQ28tVeNQoOEZdyUri9vCIWM= Received: from DFLE105.ent.ti.com (dfle105.ent.ti.com [10.64.6.26]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 45CDtdYC101155 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 12 Jun 2024 08:55:39 -0500 Received: from DFLE114.ent.ti.com (10.64.6.35) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Wed, 12 Jun 2024 08:55:39 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Wed, 12 Jun 2024 08:55:39 -0500 Received: from judy-hp.dhcp.ti.com (judy-hp.dhcp.ti.com [128.247.81.105]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 45CDtclW092708; Wed, 12 Jun 2024 08:55:39 -0500 From: Judith Mendez To: Rob Herring , Krzysztof Kozlowski , Krzysztof Kozlowski , Conor Dooley , William Breathitt Gray , Nishanth Menon CC: , , , Vignesh Raghavendra , Tero Kristo , , David Lechner Subject: [PATCH v5 7/8] arm64: dts: ti: k3-am64x-sk: Enable eQEP Date: Wed, 12 Jun 2024 08:55:37 -0500 Message-ID: <20240612135538.2447938-8-jm@ti.com> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240612135538.2447938-1-jm@ti.com> References: <20240612135538.2447938-1-jm@ti.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 There are 3 instances of eQEP on AM64x. Only EQEP0 signals can be routed to the user expansion so enable only EQEP0 in k3-am642-sk.dts. Signed-off-by: Judith Mendez --- Changes since v4: - No change --- arch/arm64/boot/dts/ti/k3-am642-sk.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts index 5b028b3a3192f..1992444953745 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts @@ -357,6 +357,16 @@ main_ecap0_pins_default: main-ecap0-default-pins { AM64X_IOPAD(0x0270, PIN_INPUT, 0) /* (D18) ECAP0_IN_APWM_OUT */ >; }; + + main_eqep0_pins_default: main-eqep0-default-pins { + pinctrl-single,pins = < + AM64X_IOPAD(0x00a0, PIN_INPUT, 3) /* (N16) GPMC0_WPn.EQEP0_A */ + AM64X_IOPAD(0x00a4, PIN_INPUT, 3) /* (N17) GPMC0_DIR.EQEP0_B */ + AM64X_IOPAD(0x00ac, PIN_INPUT, 3) /* (R20) GPMC0_CSn1.EQEP0_I */ + AM64X_IOPAD(0x00a8, PIN_INPUT, 3) /* (R19) GPMC0_CSn0.EQEP0_S */ + >; + }; + main_wlan_en_pins_default: main-wlan-en-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x00c4, PIN_OUTPUT_PULLUP, 7) /* (V8) GPIO0_48 */ @@ -672,3 +682,10 @@ &ecap0 { pinctrl-names = "default"; pinctrl-0 = <&main_ecap0_pins_default>; }; + +&eqep0 { + status = "okay"; + /* EQEP0 A & B available on pins 18 & 22 of J4 header */ + pinctrl-names = "default"; + pinctrl-0 = <&main_eqep0_pins_default>; +};