From patchwork Wed Dec 15 15:55:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hector Martin X-Patchwork-Id: 1568360 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4JDfx40j8jz9t0k for ; Thu, 16 Dec 2021 02:56:08 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244282AbhLOP4G (ORCPT ); Wed, 15 Dec 2021 10:56:06 -0500 Received: from marcansoft.com ([212.63.210.85]:52888 "EHLO mail.marcansoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244285AbhLOP4D (ORCPT ); Wed, 15 Dec 2021 10:56:03 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: hector@marcansoft.com) by mail.marcansoft.com (Postfix) with ESMTPSA id 73E38421F5; Wed, 15 Dec 2021 15:55:59 +0000 (UTC) From: Hector Martin To: Sven Peter , Jassi Brar , Rob Herring Cc: Hector Martin , Alyssa Rosenzweig , Mark Kettenis , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 1/2] dt-bindings: mailbox: apple,mailbox: Add generic and t6000 compatibles Date: Thu, 16 Dec 2021 00:55:26 +0900 Message-Id: <20211215155527.36775-2-marcan@marcan.st> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211215155527.36775-1-marcan@marcan.st> References: <20211215155527.36775-1-marcan@marcan.st> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Much as we've done with other blocks, let's introduce generic compatibles so drivers can bind to those and still work with future SoCs, as long as the hardware remains the same. Also go ahead and add compatibles for the new t600x SoCs (we group those as t6000). Note that no DTs instantiate devices with this binding yet. Reviewed-by: Mark Kettenis Signed-off-by: Hector Martin Reviewed-by: Sven Peter Reviewed-by: Rob Herring --- .../devicetree/bindings/mailbox/apple,mailbox.yaml | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml b/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml index 2c1704b34e7a..e3d87239811c 100644 --- a/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml +++ b/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml @@ -27,14 +27,20 @@ properties: for example for the display controller, the system management controller and the NVMe coprocessor. items: - - const: apple,t8103-asc-mailbox + - enum: + - apple,t8103-asc-mailbox + - apple,t6000-asc-mailbox + - const: apple,asc-mailbox-v4 - description: M3 mailboxes are an older variant with a slightly different MMIO interface still found on the M1. It is used for the Thunderbolt co-processors. items: - - const: apple,t8103-m3-mailbox + - enum: + - apple,t8103-m3-mailbox + - apple,t6000-m3-mailbox + - const: apple,m3-mailbox-v2 reg: maxItems: 1 @@ -68,7 +74,7 @@ additionalProperties: false examples: - | mailbox@77408000 { - compatible = "apple,t8103-asc-mailbox"; + compatible = "apple,t8103-asc-mailbox", "apple,asc-mailbox-v4"; reg = <0x77408000 0x4000>; interrupts = <1 583 4>, <1 584 4>, <1 585 4>, <1 586 4>; interrupt-names = "send-empty", "send-not-empty",