From patchwork Fri Mar 4 08:36:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 12768738 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A162DC433F5 for ; Fri, 4 Mar 2022 08:40:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ffdUvUdjUAVZO1je5lyQgQpcJac/+KGS0pZDvBhd1UE=; b=huvOyOf1g9epeb KzGWXQnjwEd4+XfFcLk4ITAn6ibatEA1rFXwMs5Op7NXfuWzG/aN9US5nFZvaSQ/QoKO38/jm9afV pGJqJhu2x+oKwWQjtRZ+G4hjkhYo1/q/zAV+MY0SwHEPyu9xl+Q4wvy1rjCVu8r7sl9/2pYQKfz0/ DGidHqxZFF61i+LnTJsIHc3Gwpba89ahNGcO+BBwUc2BF8XZrOuIK39H6jP09VUB2ZHP8LLdW0O26 ZftIMXaa5c/5R4ouUuWCwSyeiheindx+VHfyvGXBZbnuRbQiGL6ByBogruUU1hEfEg6hb6SHJVHEh 2J5rCRmZKdKuq2FJAERA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nQ3ST-0094Rs-SQ; Fri, 04 Mar 2022 08:38:42 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nQ3RG-009415-1s; Fri, 04 Mar 2022 08:37:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=MIME-Version:Content-Transfer-Encoding :Content-Type:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Sender:Reply-To:Content-ID:Content-Description; bh=Jaz3rADQtg0igOkstkUzgxEkPalgKU3CMaMYWy6Z8x0=; b=lzTUFXwUZkyP2Jo62wYYYEbWxC EBM5PVj7Ofa3/yCgR5XUPMg7YI1h8QX2wYsitg8I3KKJ9eryRPcelnAfO6s9LB1LlVhBkCndVKr/Q AfsBVXj3Acgd9P0sQKLid7wFRl9MZ+EJjAGKNnnrekUig0NO3zqdUBbJHdzJevTN2CPeu56CDN4YH aQssAZfz78tUdXtEeRsIc70uaW1EMVbZUEKGbZe3Z1OCps51077nNIapRZSvPdJFy34UhtmQbgb1L FwkS4vAZ5yj8e2KPfBSIP5qGQqvoG5xXuoTwE7bIHrXrnO3lL2mmMU9CptykFNMoVr56pPgrDbC5a yJwdlxTQ==; Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5] helo=mx0a-001b2d01.pphosted.com) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nQ3RA-00F9Bq-RR; Fri, 04 Mar 2022 08:37:24 +0000 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 2245mZOM017554; Fri, 4 Mar 2022 08:36:58 GMT Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 3ekcxutmy4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 04 Mar 2022 08:36:57 +0000 Received: from m0098420.ppops.net (m0098420.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 2247l3fu017315; Fri, 4 Mar 2022 08:36:57 GMT Received: from ppma04ams.nl.ibm.com (63.31.33a9.ip4.static.sl-reverse.com [169.51.49.99]) by mx0b-001b2d01.pphosted.com with ESMTP id 3ekcxutmxr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 04 Mar 2022 08:36:56 +0000 Received: from pps.filterd (ppma04ams.nl.ibm.com [127.0.0.1]) by ppma04ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 2248Xu9E010690; Fri, 4 Mar 2022 08:36:55 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma04ams.nl.ibm.com with ESMTP id 3ek4kg97h6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 04 Mar 2022 08:36:55 +0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 2248aq8G46203380 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 4 Mar 2022 08:36:53 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E2DEB11C054; Fri, 4 Mar 2022 08:36:52 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3C63911C04C; Fri, 4 Mar 2022 08:36:52 +0000 (GMT) Received: from smtp.tlslab.ibm.com (unknown [9.101.4.1]) by d06av25.portsmouth.uk.ibm.com (Postfix) with SMTP; Fri, 4 Mar 2022 08:36:52 +0000 (GMT) Received: from yukon.home (unknown [9.171.91.16]) by smtp.tlslab.ibm.com (Postfix) with ESMTP id 781B92201B4; Fri, 4 Mar 2022 09:36:50 +0100 (CET) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: linux-spi@vger.kernel.org, linux-mtd@lists.infradead.org Cc: Mark Brown , Tudor Ambarus , Pratyush Yadav , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , linux-aspeed@lists.ozlabs.org, Joel Stanley , Andrew Jeffery , Chin-Ting Kuo , devicetree@vger.kernel.org, Rob Herring , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?utf-8?q?C=C3=A9dric_Le_Goater?= , Tao Ren , Rob Herring Subject: [PATCH v3 03/11] dt-bindings: spi: Add Aspeed SMC controllers device tree binding Date: Fri, 4 Mar 2022 09:36:35 +0100 Message-Id: <20220304083643.1079142-4-clg@kaod.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220304083643.1079142-1-clg@kaod.org> References: <20220304083643.1079142-1-clg@kaod.org> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: vpEWkgt5DewMB-Xe7d8w_YuLaw2D-kKM X-Proofpoint-GUID: tngVHb-kz-AyznNjZLB30r9bP_8y3fRd X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-04_02,2022-02-26_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1034 adultscore=0 mlxlogscore=999 bulkscore=0 suspectscore=0 impostorscore=0 mlxscore=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 malwarescore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2203040044 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220304_083721_233591_A1CA6805 X-CRM114-Status: GOOD ( 17.78 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The "interrupt" property is optional because it is only necessary for controllers supporting DMAs (Not implemented yet in the new driver). Cc: Chin-Ting Kuo Tested-by: Joel Stanley Tested-by: Tao Ren Reviewed-by: Joel Stanley Reviewed-by: Rob Herring Signed-off-by: Cédric Le Goater --- .../bindings/spi/aspeed,ast2600-fmc.yaml | 87 +++++++++++++++++++ MAINTAINERS | 9 ++ 2 files changed, 96 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml diff --git a/Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml b/Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml new file mode 100644 index 000000000000..e16bbcd38560 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/aspeed,ast2600-fmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Aspeed SMC controllers bindings + +maintainers: + - Chin-Ting Kuo + - Cédric Le Goater + +description: | + This binding describes the Aspeed Static Memory Controllers (FMC and + SPI) of the AST2400, AST2500 and AST2600 SOCs. + +allOf: + - $ref: "spi-controller.yaml#" + +properties: + compatible: + enum: + - aspeed,ast2600-fmc + - aspeed,ast2600-spi + - aspeed,ast2500-fmc + - aspeed,ast2500-spi + - aspeed,ast2400-fmc + - aspeed,ast2400-spi + + reg: + items: + - description: registers + - description: memory mapping + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +patternProperties: + "@[0-9a-f]+": + type: object + + properties: + spi-rx-bus-width: + enum: [1, 2, 4] + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + + spi@1e620000 { + reg = <0x1e620000 0xc4>, <0x20000000 0x10000000>; + #address-cells = <1>; + #size-cells = <0>; + compatible = "aspeed,ast2600-fmc"; + clocks = <&syscon ASPEED_CLK_AHB>; + interrupts = ; + flash@0 { + reg = < 0 >; + compatible = "jedec,spi-nor"; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <2>; + }; + flash@1 { + reg = < 1 >; + compatible = "jedec,spi-nor"; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <2>; + }; + flash@2 { + reg = < 2 >; + compatible = "jedec,spi-nor"; + spi-max-frequency = <50000000>; + spi-rx-bus-width = <2>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 4175103e928d..f5ab77548ef6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2925,6 +2925,15 @@ S: Maintained F: Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml F: drivers/mmc/host/sdhci-of-aspeed* +ASPEED SMC SPI DRIVER +M: Chin-Ting Kuo +M: Cédric Le Goater +L: linux-aspeed@lists.ozlabs.org (moderated for non-subscribers) +L: openbmc@lists.ozlabs.org (moderated for non-subscribers) +L: linux-spi@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml + ASPEED VIDEO ENGINE DRIVER M: Eddie James L: linux-media@vger.kernel.org