From patchwork Fri Aug 30 08:19:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dharma Balasubiramani X-Patchwork-Id: 824522 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (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 0513D16C85D; Fri, 30 Aug 2024 08:20:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725006025; cv=none; b=uIkGTe5y+lk1Hsgq9PCHD5R6DtLVWGAuuSvDJtnFvoLzbtPj0m8ZHq9VBoNOPMGgkDxEAAj9INCpeH+ey9zKy8uCZKa/lHWK9xPcT1ruxswGC5PRhhPwBg9e+O+gMUi0n0EQGN5ZV3SsatvG6wwUSWjJE9ZfkqzMNlH/wOhl5yk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725006025; c=relaxed/simple; bh=UzbISEjJbeJYIzdRh5vu4UtMWF3hngm+ARmtvyIeqms=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=NsOYrS1B9aGNoURk+urm9+jTWHFLisF1QwLMV7cmM3IrTPVoeQSS1oDTyd5oOcZNVk1gwTHXZ3ZbPJtRWV09tgNz+YKTfR7nK3Drd4klBU/iJr9VEBfEyg2sK3W3PhJXRafaTre1PJ1OKWb8MY6odWpXoVQ3NyhUebbs4oeK5zc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=CY/Bv5ID; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="CY/Bv5ID" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1725006024; x=1756542024; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=UzbISEjJbeJYIzdRh5vu4UtMWF3hngm+ARmtvyIeqms=; b=CY/Bv5IDZ4YohKRI7KkUjWJ2pkaQ19Ve01aKocP5MO4o7/S4WdYIjTh0 ogw9Eq0QJAz+sBySBJnX89b45T6D2WkUfUs+q2q8juykfWv945m+i18/4 U+RLJ/uidZcW6Ljuwt4W6z88B7XDWGJdLd15AubRQc9m7UL8SEgNIdd6h JVxvOeHKAZxjA8S8/EuJwwZWfIY/McBx22+bTyEH3vWrBSjKJqyx5izB/ YCDlJs8+x1aasBRNqp7YwYwcLXrPU83yv7wl+kW4Xsp5B/5ZYtYN1BLRh qCLs7UghVwhRpCYBwQawtvFkK2tntZpKKoDOVukPmHPuJ+jo21hkBDgUK g==; X-CSE-ConnectionGUID: Ea7i2hfpR3mZRIVK2YOgEg== X-CSE-MsgGUID: zqTxmHW8Szeuc7+Ss1tooA== X-IronPort-AV: E=Sophos;i="6.10,188,1719903600"; d="scan'208";a="262037840" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa5.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 30 Aug 2024 01:20:22 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Fri, 30 Aug 2024 01:19:59 -0700 Received: from che-lt-i70843lx.mchp-main.com (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Fri, 30 Aug 2024 01:19:55 -0700 From: Dharma Balasubiramani Date: Fri, 30 Aug 2024 13:49:42 +0530 Subject: [PATCH v2 1/2] dt-bindings: mmc: sdhci-atmel: Convert to json schema Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240830-atmel-sdhci-v2-1-b7f58973f3fc@microchip.com> References: <20240830-atmel-sdhci-v2-0-b7f58973f3fc@microchip.com> In-Reply-To: <20240830-atmel-sdhci-v2-0-b7f58973f3fc@microchip.com> To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Aubin Constans CC: , , , , Dharma Balasubiramani X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1725005989; l=4972; i=dharma.b@microchip.com; s=20240209; h=from:subject:message-id; bh=UzbISEjJbeJYIzdRh5vu4UtMWF3hngm+ARmtvyIeqms=; b=f4Gg2dkfLysB4IWisSN8yeAX4xXLjipH9Pu9Z0IDs5H3V8e+6+utcfh+8hYaQHzLKpNS3+oHj F093w/S88BqCijqrgkSb6a/VrmS256kojJMtUk1y3Cw1FFNL1dyaOdT X-Developer-Key: i=dharma.b@microchip.com; a=ed25519; pk=kCq31LcpLAe9HDfIz9ZJ1U7T+osjOi7OZSbe0gqtyQ4= Convert sdhci-atmel documentation to yaml format. The new file will inherit from sdhci-common.yaml. Note: Add microchip,sama7g5-sdhci to compatible list as we already use it in the DT. Signed-off-by: Dharma Balasubiramani --- .../bindings/mmc/atmel,sama5d2-sdhci.yaml | 98 ++++++++++++++++++++++ .../devicetree/bindings/mmc/sdhci-atmel.txt | 35 -------- 2 files changed, 98 insertions(+), 35 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml b/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml new file mode 100644 index 000000000000..91d18b2545e1 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/atmel,sama5d2-sdhci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Atmel SDHCI controller + +maintainers: + - Aubin Constans + - Nicolas Ferre + +description: + Bindings for the SDHCI controller found in Atmel/Microchip SoCs. + +properties: + compatible: + oneOf: + - enum: + - atmel,sama5d2-sdhci + - atmel,sama5d3-sdhci + - atmel,sama5d4-sdhci + - microchip,sam9x60-sdhci + - items: + - enum: + - microchip,sama7g5-sdhci + - const: microchip,sam9x60-sdhci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 3 + description: | + The sama5d2 family includes three clocks: `hclock`, `multclk`, and `baseclk`. + For other families, including sam9x60 and sam9x7, only `hclock` and `multclk` are used. + + clock-names: + minItems: 2 + maxItems: 3 + + microchip,sdcal-inverted: + type: boolean + description: + When present, polarity on the SDCAL SoC pin is inverted. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +allOf: + - $ref: sdhci-common.yaml# + - if: + properties: + compatible: + contains: + enum: + - atmel,sama5d2-sdhci + then: + properties: + clocks: + maxItems: 3 + clock-names: + items: + - const: hclock + - const: multclk + - const: baseclk + else: + properties: + clocks: + maxItems: 2 + clock-names: + items: + - const: hclock + - const: multclk + +unevaluatedProperties: false + +examples: + - | + #include + #include + mmc@a0000000 { + compatible = "atmel,sama5d2-sdhci"; + reg = <0xa0000000 0x300>; + interrupts = <31 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&sdmmc0_hclk>, <&sdmmc0_gclk>, <&main>; + clock-names = "hclock", "multclk", "baseclk"; + assigned-clocks = <&sdmmc0_gclk>; + assigned-clock-rates = <480000000>; + }; diff --git a/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt b/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt deleted file mode 100644 index a9fb0a91245f..000000000000 --- a/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt +++ /dev/null @@ -1,35 +0,0 @@ -* Atmel SDHCI controller - -This file documents the differences between the core properties in -Documentation/devicetree/bindings/mmc/mmc.txt and the properties used by the -sdhci-of-at91 driver. - -Required properties: -- compatible: Must be "atmel,sama5d2-sdhci" or "microchip,sam9x60-sdhci" - or "microchip,sam9x7-sdhci", "microchip,sam9x60-sdhci". -- clocks: Phandlers to the clocks. -- clock-names: Must be "hclock", "multclk", "baseclk" for - "atmel,sama5d2-sdhci". - Must be "hclock", "multclk" for "microchip,sam9x60-sdhci". - Must be "hclock", "multclk" for "microchip,sam9x7-sdhci". - -Optional properties: -- assigned-clocks: The same with "multclk". -- assigned-clock-rates The rate of "multclk" in order to not rely on the - gck configuration set by previous components. -- microchip,sdcal-inverted: when present, polarity on the SDCAL SoC pin is - inverted. The default polarity for this signal is described in the datasheet. - For instance on SAMA5D2, the pin is usually tied to the GND with a resistor - and a capacitor (see "SDMMC I/O Calibration" chapter). - -Example: - -mmc0: sdio-host@a0000000 { - compatible = "atmel,sama5d2-sdhci"; - reg = <0xa0000000 0x300>; - interrupts = <31 IRQ_TYPE_LEVEL_HIGH 0>; - clocks = <&sdmmc0_hclk>, <&sdmmc0_gclk>, <&main>; - clock-names = "hclock", "multclk", "baseclk"; - assigned-clocks = <&sdmmc0_gclk>; - assigned-clock-rates = <480000000>; -}; From patchwork Fri Aug 30 08:19:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dharma Balasubiramani X-Patchwork-Id: 824523 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (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 3936D13D53E; Fri, 30 Aug 2024 08:20:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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d="scan'208";a="34150018" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 30 Aug 2024 01:20:05 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Fri, 30 Aug 2024 01:20:04 -0700 Received: from che-lt-i70843lx.mchp-main.com (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Fri, 30 Aug 2024 01:20:00 -0700 From: Dharma Balasubiramani Date: Fri, 30 Aug 2024 13:49:43 +0530 Subject: [PATCH v2 2/2] dt-bindings: mmc: atmel,sama5d2-sdhci: Add sama7d65 compatible Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240830-atmel-sdhci-v2-2-b7f58973f3fc@microchip.com> References: <20240830-atmel-sdhci-v2-0-b7f58973f3fc@microchip.com> In-Reply-To: <20240830-atmel-sdhci-v2-0-b7f58973f3fc@microchip.com> To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Aubin Constans CC: , , , , Dharma Balasubiramani X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; 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Signed-off-by: Dharma Balasubiramani --- Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml b/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml index 91d18b2545e1..31b3c719b3e2 100644 --- a/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml +++ b/Documentation/devicetree/bindings/mmc/atmel,sama5d2-sdhci.yaml @@ -25,6 +25,11 @@ properties: - enum: - microchip,sama7g5-sdhci - const: microchip,sam9x60-sdhci + - items: + - enum: + - microchip,sama7d65-sdhci + - const: microchip,sama7g5-sdhci + - const: microchip,sam9x60-sdhci reg: maxItems: 1