From nobody Tue Apr 7 04:33:35 2026 Received: from smtpout-04.galae.net (smtpout-04.galae.net [185.171.202.116]) (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 EBEE63A1A28; Mon, 16 Mar 2026 15:25:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.171.202.116 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773674757; cv=none; b=ON09xYjEqzHEz3deDszqpq7Xe1t5xuScrCWI11zsjzU2wJmMyqZFAjngs/MXLCYNdw0iCCA/motKMJKoMWHH7iIyPp4jVI7mVgD/UBkPNRG/oMmz4t788utw9DCcv+8VvB38wch0Mmn74h7+m07X+UO9EYh482S0DYMK7+VXFLY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773674757; c=relaxed/simple; bh=oBOR980TwjJ2dJBFw8+3I1q6s5oxOQVha3EWu0SuaCA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kYLHwNzVEnlY1JgESnot0QtRWby1Rk3hL0ow7POxCmfp/nTTKeF5SmiRSMokyFYv+XqyoALKFUQJzzQYLeJuEa4lig2dfhKtueDHKhoxErPL42G89DmMDOXHjIqoGSUFZp9U92lZA5diHTdk9UnFKD7NfWiseNWfDZlBK1pM3c4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=SGscBu9M; arc=none smtp.client-ip=185.171.202.116 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="SGscBu9M" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-04.galae.net (Postfix) with ESMTPS id 38EAFC55052; Mon, 16 Mar 2026 15:26:18 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 969575FC4A; Mon, 16 Mar 2026 15:25:54 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 5D7CC103721CF; Mon, 16 Mar 2026 16:25:51 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1773674753; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=xbFb0N0mWFaPr9wcm17PmP2ipXvyfHX9OmBmbZQsT74=; b=SGscBu9MMZUwkNU0iPZ2bCoHdZ+KzW2fEilU+Rrm30mO8Slk5XKfxmfihCb+pq8wvyQ1CQ OpPK5D2Sy2NjIyy9z8CZRm36CKiXHTNuTOnlMDtfYoBNTE+V5SFt2+YFhYYdU/fDNhWVkJ /8KAv8Ol+AdevSaC+S3ox4PhZHRWjv9yJVSvttm8NP6V1w8cNKdWqWC66Rl5uGYO1g2KsL tWiwvnP5zSVW86mLh5h17ycGauNyX/s5XuIVKHXRlF9epXPCM/gsVPTIUVAZphTa9l0cNS aIUmyiWdf3XoEVen2dzqLLDXY5iiVMdCW4r47sFkTuUcqVNQ7ERcRn+3UMt4Zg== From: =?utf-8?q?Beno=C3=AEt_Monin?= Date: Mon, 16 Mar 2026 16:25:39 +0100 Subject: [PATCH v4 02/13] dt-bindings: soc: mobileye: Add EyeQ6Lplus OLB 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: <20260316-eyeq6lplus-v4-2-bf44dfc7a261@bootlin.com> References: <20260316-eyeq6lplus-v4-0-bf44dfc7a261@bootlin.com> In-Reply-To: <20260316-eyeq6lplus-v4-0-bf44dfc7a261@bootlin.com> To: Vladimir Kondratiev , Gregory CLEMENT , =?utf-8?q?Th=C3=A9o_Lebrun?= , Thomas Bogendoerfer , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Michael Turquette , Stephen Boyd , Philipp Zabel , Linus Walleij Cc: Thomas Petazzoni , Tawfik Bayouk , linux-mips@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, =?utf-8?q?Beno=C3=AEt_Monin?= X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 The "Other Logic Block" found in the EyeQ6Lplus from Mobileye provides various functions for the controllers present in the SoC. The OLB produces 22 clocks derived from its input, which is connected to the main oscillator of the SoC. It provides reset signals via two reset domains. It also controls 32 pins to be either a GPIO or an alternate function. Reviewed-by: Rob Herring (Arm) Signed-off-by: Beno=C3=AEt Monin Acked-by: Stephen Boyd Reviewed-by: Linus Walleij --- .../soc/mobileye/mobileye,eyeq6lplus-olb.yaml | 208 +++++++++++++++++= ++++ .../dt-bindings/clock/mobileye,eyeq6lplus-clk.h | 37 ++++ 2 files changed, 245 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq6l= plus-olb.yaml b/Documentation/devicetree/bindings/soc/mobileye/mobileye,eye= q6lplus-olb.yaml new file mode 100644 index 000000000000..8334876cf4e6 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq6lplus-ol= b.yaml @@ -0,0 +1,208 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/mobileye/mobileye,eyeq6lplus-olb.ya= ml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mobileye EyeQ6Lplus SoC system controller + +maintainers: + - Beno=C3=AEt Monin + - Gr=C3=A9gory Clement + - Th=C3=A9o Lebrun + - Vladimir Kondratiev + +description: + OLB ("Other Logic Block") is a hardware block grouping smaller blocks. + Clocks, resets, pinctrl are being handled from here. EyeQ6Lplus hosts + a single instance providing 22 clocks, two reset domains and one bank + of 32 pins. + +properties: + compatible: + items: + - const: mobileye,eyeq6lplus-olb + - const: syscon + + reg: + maxItems: 1 + + '#reset-cells': + description: + First cell is reset domain index. + Second cell is reset index inside that domain. + const: 2 + + '#clock-cells': + const: 1 + + clocks: + maxItems: 1 + description: + Input parent clock to all PLLs. Expected to be the main crystal. + + clock-names: + const: ref + +patternProperties: + '-pins?$': + type: object + description: Pin muxing configuration. + $ref: /schemas/pinctrl/pinmux-node.yaml# + additionalProperties: false + properties: + pins: true + function: + enum: [gpio, timer0, timer1, uart_ssi, spi0, uart0, timer2, timer3, + timer_ext0, spi1, timer_ext1, ext_ref_clk, mipi_ref_clk] + bias-disable: true + bias-pull-down: true + bias-pull-up: true + drive-strength: true + required: + - pins + - function + allOf: + - if: + properties: + function: + const: gpio + then: + properties: + pins: + items: # PA0 - PA31 + pattern: '^(PA[1,2]?[0-9]|PA3[0,1])$' + - if: + properties: + function: + const: timer0 + then: + properties: + pins: + items: + enum: [PA0, PA1] + - if: + properties: + function: + const: timer1 + then: + properties: + pins: + items: + enum: [PA2, PA3] + - if: + properties: + function: + const: uart_ssi + then: + properties: + pins: + items: + enum: [PA4, PA5] + - if: + properties: + function: + const: spi0 + then: + properties: + pins: + items: + enum: [PA6, PA7, PA8, PA9, PA10] + - if: + properties: + function: + const: uart0 + then: + properties: + pins: + items: + enum: [PA11, PA12] + - if: + properties: + function: + const: timer2 + then: + properties: + pins: + items: + enum: [PA13, PA14] + - if: + properties: + function: + const: timer3 + then: + properties: + pins: + items: + enum: [PA15, PA16] + - if: + properties: + function: + const: timer_ext0 + then: + properties: + pins: + items: + enum: [PA17, PA18, PA19, PA20] + - if: + properties: + function: + const: spi1 + then: + properties: + pins: + items: + enum: [PA21, PA22, PA23, PA24, PA25] + - if: + properties: + function: + const: timer_ext1 + then: + properties: + pins: + items: + enum: [PA26, PA27, PA28, PA29] + - if: + properties: + function: + const: ext_ref_clk + then: + properties: + pins: + items: + enum: [PA30] + - if: + properties: + function: + const: mipi_ref_clk + then: + properties: + pins: + items: + enum: [PA31] + +required: + - compatible + - reg + - '#clock-cells' + - clocks + - clock-names + - '#reset-cells' + +additionalProperties: false + +examples: + - | + soc { + #address-cells =3D <2>; + #size-cells =3D <2>; + + system-controller@e8400000 { + compatible =3D "mobileye,eyeq6lplus-olb", "syscon"; + reg =3D <0 0xe8400000 0x0 0x80000>; + #reset-cells =3D <2>; + #clock-cells =3D <1>; + clocks =3D <&xtal>; + clock-names =3D "ref"; + }; + }; diff --git a/include/dt-bindings/clock/mobileye,eyeq6lplus-clk.h b/include/= dt-bindings/clock/mobileye,eyeq6lplus-clk.h new file mode 100644 index 000000000000..20d84ee24ad5 --- /dev/null +++ b/include/dt-bindings/clock/mobileye,eyeq6lplus-clk.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (C) 2025 Mobileye Vision Technologies Ltd. + */ + +#ifndef _DT_BINDINGS_CLOCK_MOBILEYE_EYEQ6LPLUS_CLK_H +#define _DT_BINDINGS_CLOCK_MOBILEYE_EYEQ6LPLUS_CLK_H + +#define EQ6LPC_PLL_CPU 0 +#define EQ6LPC_PLL_DDR 1 +#define EQ6LPC_PLL_PER 2 +#define EQ6LPC_PLL_VDI 3 +#define EQ6LPC_PLL_ACC 4 + +#define EQ6LPC_CPU_OCC 5 + +#define EQ6LPC_ACC_VDI 6 +#define EQ6LPC_ACC_OCC 7 +#define EQ6LPC_ACC_FCMU 8 + +#define EQ6LPC_DDR_OCC 9 + +#define EQ6LPC_PER_OCC 10 +#define EQ6LPC_PER_I2C_SER 11 +#define EQ6LPC_PER_PCLK 12 +#define EQ6LPC_PER_TSU 13 +#define EQ6LPC_PER_OSPI 14 +#define EQ6LPC_PER_GPIO 15 +#define EQ6LPC_PER_TIMER 16 +#define EQ6LPC_PER_I2C 17 +#define EQ6LPC_PER_UART 18 +#define EQ6LPC_PER_SPI 19 +#define EQ6LPC_PER_PERIPH 20 + +#define EQ6LPC_VDI_OCC 21 + +#endif --=20 2.53.0