From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CAE9CA9EB9 for ; Mon, 21 Oct 2019 16:14:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D562021872 for ; Mon, 21 Oct 2019 16:14:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571674449; bh=PesYZ+HA875Gfaapu9lLXMBV2ZwPk+XBT+8vkmww23U=; h=From:To:Subject:Date:In-Reply-To:References:List-ID:From; b=SCzhCq43NnijvFgY9t+NoLXVb/cBESNlwGHgRKMT8bYTClUaVPluP50oU+U4IKs4w 5YNKz62soXfXlQW/aAsHP/c3xviwbvcgUfFtLs8Eb+46Ixr8v0YMQWsq5CNSnMckI3 XeQIRi/ArJV1ZusXSdY/RxtmR4PjMIKCFrHO+K7w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728708AbfJUQOJ (ORCPT ); Mon, 21 Oct 2019 12:14:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:36406 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728829AbfJUQOJ (ORCPT ); Mon, 21 Oct 2019 12:14:09 -0400 Received: from localhost.localdomain (unknown [194.230.155.217]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8024E2173B; Mon, 21 Oct 2019 16:14:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571674448; bh=PesYZ+HA875Gfaapu9lLXMBV2ZwPk+XBT+8vkmww23U=; h=From:To:Subject:Date:In-Reply-To:References:From; b=RFRhPoEiZVxyEt90zQAwknCO80KBatrwuzdN+N1r1iIu4kq/cxQZ3RxBIcEARt+ON DMnKUyONZ7WI75aa58PSKcXPuO1InU1lG/3tnFIR0IjC959EcC1dCHi3xsijoAms8o b7Pi5/tbl/GwZE21/h703VJwZV2ulVnXyFOozE9E= From: Krzysztof Kozlowski To: Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , Heiko Stuebner , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: [PATCH v4 3/7] dt-bindings: sram: Merge Amlogic SRAM bindings into generic Date: Mon, 21 Oct 2019 18:13:47 +0200 Message-Id: <20191021161351.20789-3-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191021161351.20789-1-krzk@kernel.org> References: <20191021161351.20789-1-krzk@kernel.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The Amlogic SRAM bindings list only compatible so integrate them into generic SRAM bindings schema. Signed-off-by: Krzysztof Kozlowski --- Changes since v3: 1. New patch --- .../bindings/arm/amlogic/smp-sram.txt | 32 ------------------- .../devicetree/bindings/sram/sram.yaml | 22 +++++++++++++ 2 files changed, 22 insertions(+), 32 deletions(-) delete mode 100644 Documentation/devicetree/bindings/arm/amlogic/smp-sram.txt diff --git a/Documentation/devicetree/bindings/arm/amlogic/smp-sram.txt b/Documentation/devicetree/bindings/arm/amlogic/smp-sram.txt deleted file mode 100644 index 3473ddaadfac..000000000000 --- a/Documentation/devicetree/bindings/arm/amlogic/smp-sram.txt +++ /dev/null @@ -1,32 +0,0 @@ -Amlogic Meson8 and Meson8b SRAM for smp bringup: ------------------------------------------------- - -Amlogic's SMP-capable SoCs use part of the sram for the bringup of the cores. -Once the core gets powered up it executes the code that is residing at a -specific location. - -Therefore a reserved section sub-node has to be added to the mmio-sram -declaration. - -Required sub-node properties: -- compatible : depending on the SoC this should be one of: - "amlogic,meson8-smp-sram" - "amlogic,meson8b-smp-sram" - -The rest of the properties should follow the generic mmio-sram discription -found in ../../misc/sram.txt - -Example: - - sram: sram@d9000000 { - compatible = "mmio-sram"; - reg = <0xd9000000 0x20000>; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0 0xd9000000 0x20000>; - - smp-sram@1ff80 { - compatible = "amlogic,meson8b-smp-sram"; - reg = <0x1ff80 0x8>; - }; - }; diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml index 9ed94f8b0794..a78da7a686d0 100644 --- a/Documentation/devicetree/bindings/sram/sram.yaml +++ b/Documentation/devicetree/bindings/sram/sram.yaml @@ -65,6 +65,8 @@ patternProperties: Should contain a vendor specific string in the form ,[-] enum: + - amlogic,meson8-smp-sram + - amlogic,meson8b-smp-sram - samsung,exynos4210-sysram - samsung,exynos4210-sysram-ns @@ -164,3 +166,23 @@ examples: reg = <0x53000 0x1000>; }; }; + + - | + // Amlogic's SMP-capable SoCs use part of the sram for the bringup of the cores. + // Once the core gets powered up it executes the code that is residing at a + // specific location. + // + // Therefore a reserved section sub-node has to be added to the mmio-sram + // declaration. + sram@d9000000 { + compatible = "mmio-sram"; + reg = <0xd9000000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0xd9000000 0x20000>; + + smp-sram@1ff80 { + compatible = "amlogic,meson8b-smp-sram"; + reg = <0x1ff80 0x8>; + }; + }; -- 2.17.1