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[23.128.96.18]) by mx.google.com with ESMTP id n27si592836eja.232.2020.06.10.12.46.30; Wed, 10 Jun 2020 12:46:30 -0700 (PDT) Received-SPF: pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728237AbgFJTq2 (ORCPT + 6 others); Wed, 10 Jun 2020 15:46:28 -0400 Received: from mail-io1-f66.google.com ([209.85.166.66]:37068 "EHLO mail-io1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727775AbgFJTq2 (ORCPT ); Wed, 10 Jun 2020 15:46:28 -0400 Received: by mail-io1-f66.google.com with SMTP id r2so3690532ioo.4; Wed, 10 Jun 2020 12:46:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=9mGfZeBBTKc+FrE4dVawruNqiY96bl764hS1tXehIIE=; b=BecvtJMdybauIYqlvP3mmq1I+zjaWUVy2T1dWLXCqVPui0f9ZrXHIw5OgZMR9jD2nz 6Kkenw1bpplToRE8BnldssPAk16BOX0ycFGCjDzmK1lkxgfYvlC9FFMakTmXRNoR2FMh K+vbuoOeYDFTB5s/UpPSC+HNmv1Yx1WWKxoQ6jFmKmkGGEF3eXJZI+xIpHlBd0MoNWlr FNDABuN/T559h36U1z7LpsGZfM3UktZaQsWPI3cBeQy7kiJjnq7+YmXm+i8UnvxBXaXT F0OB7wM/ODV6QrD5ci8+ov4frah/6vVmaMjekwZhFFLK1fQsFCq/R0c80J6HgyeCpukj IZ9Q== X-Gm-Message-State: AOAM531/4+66IXuJAmV50bbZXPfsk4uBwtBv+uSykua8O/lLf89jxhmV fqRoVulh2xEJwsgihS/wC6KclbQ= X-Received: by 2002:a02:2c6:: with SMTP id 189mr4797468jau.115.1591818386360; Wed, 10 Jun 2020 12:46:26 -0700 (PDT) Received: from xps15.herring.priv ([64.188.179.251]) by smtp.googlemail.com with ESMTPSA id a6sm385535ilh.60.2020.06.10.12.46.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Jun 2020 12:46:25 -0700 (PDT) From: Rob Herring To: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Lee Jones , Maxime Ripard Subject: [PATCH] dt-bindings: mfd: Ensure 'syscon' has a more specific compatible Date: Wed, 10 Jun 2020 13:46:25 -0600 Message-Id: <20200610194625.3597460-1-robh@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Using 'syscon' alone should be avoided as compatible strings should be specific enough to identify the exact set of registers contained. Update the schema to ensure at least 2 compatible strings are present. Cc: Lee Jones Cc: Maxime Ripard Signed-off-by: Rob Herring --- FYI, there's 43 cases of this on arm32 in my testing. Documentation/devicetree/bindings/mfd/syscon.yaml | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -- 2.25.1 diff --git a/Documentation/devicetree/bindings/mfd/syscon.yaml b/Documentation/devicetree/bindings/mfd/syscon.yaml index 19bdaf781853..af7a68051392 100644 --- a/Documentation/devicetree/bindings/mfd/syscon.yaml +++ b/Documentation/devicetree/bindings/mfd/syscon.yaml @@ -43,7 +43,8 @@ properties: - contains: const: syscon - additionalItems: true + minItems: 2 + maxItems: 4 # Should be enough reg: maxItems: 1