From patchwork Fri Aug 26 07:36:29 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Finley Xiao X-Patchwork-Id: 9300943 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 50EEB601C0 for ; Fri, 26 Aug 2016 07:50:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 424282959D for ; Fri, 26 Aug 2016 07:50:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 33FDC2959F; Fri, 26 Aug 2016 07:50:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 18B562959D for ; Fri, 26 Aug 2016 07:50:46 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bdBuX-0005S8-GW; Fri, 26 Aug 2016 07:50:45 +0000 Received: from [119.61.6.1] (helo=regular1.263xmail.com) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bdBuC-00040c-OL; Fri, 26 Aug 2016 07:50:27 +0000 Received: from finley.xiao?rock-chips.com (unknown [192.168.167.159]) by regular1.263xmail.com (Postfix) with ESMTP id F399F363B; Fri, 26 Aug 2016 15:40:25 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 051EF3408; Fri, 26 Aug 2016 15:40:21 +0800 (CST) X-RL-SENDER: finley.xiao@rock-chips.com X-FST-TO: srinivas.kandagatla@linaro.org X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: finley.xiao@rock-chips.com X-UNIQUE-TAG: <573d1dc5a55f993ddcaaa7014f451e35> X-ATTACHMENT-NUM: 0 X-SENDER: xf@rock-chips.com X-DNS-TYPE: 0 Received: from unknown (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith SMTP id 75531GBUF2; Fri, 26 Aug 2016 15:40:24 +0800 (CST) From: Finley Xiao To: srinivas.kandagatla@linaro.org, maxime.ripard@free-electrons.com, robh+dt@kernel.org, mark.rutland@arm.com, heiko@sntech.de, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, dianders@chromium.org Subject: [PATCH v3 1/3] nvmem: rockchip-efuse: update compatible strings for Rockchip efuse Date: Fri, 26 Aug 2016 00:36:29 -0700 Message-Id: <1472196991-8529-2-git-send-email-finley.xiao@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1472196991-8529-1-git-send-email-finley.xiao@rock-chips.com> References: <1472196991-8529-1-git-send-email-finley.xiao@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160826_005025_422138_62801F45 X-CRM114-Status: UNSURE ( 6.37 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: huangtao@rock-chips.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, tony.xie@rock-chips.com, Finley Xiao , cl@rock-chips.com, jay.xu@rock-chips.com, linux-arm-kernel@lists.infradead.org, wxt@rock-chips.com MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Rk3399-efuse is organized as 32bits by 32 one-time programmable electrical fuses. The efuse of earlier SoCs are organized as 32bits by 8 one-time programmable electrical fuses with random access interface. Add different device tree compatible string for different SoCs to be able to differentiate between the two. The old binding is of course preserved, though deprecated. Signed-off-by: Finley Xiao Reviewed-by: Heiko Stuebner --- Documentation/devicetree/bindings/nvmem/rockchip-efuse.txt | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/nvmem/rockchip-efuse.txt b/Documentation/devicetree/bindings/nvmem/rockchip-efuse.txt index 8f86ab3..94aeeea 100644 --- a/Documentation/devicetree/bindings/nvmem/rockchip-efuse.txt +++ b/Documentation/devicetree/bindings/nvmem/rockchip-efuse.txt @@ -1,11 +1,20 @@ = Rockchip eFuse device tree bindings = Required properties: -- compatible: Should be "rockchip,rockchip-efuse" +- compatible: Should be one of the following. + - "rockchip,rk3066a-efuse" - for RK3066a SoCs. + - "rockchip,rk3188-efuse" - for RK3188 SoCs. + - "rockchip,rk3288-efuse" - for RK3288 SoCs. + - "rockchip,rk3399-efuse" - for RK3399 SoCs. - reg: Should contain the registers location and exact eFuse size - clocks: Should be the clock id of eFuse - clock-names: Should be "pclk_efuse" +Deprecated properties: +- compatible: "rockchip,rockchip-efuse" + Old efuse compatible value compatible to rk3066a, rk3188 and rk3288 + efuses + = Data cells = Are child nodes of eFuse, bindings of which as described in bindings/nvmem/nvmem.txt @@ -13,7 +22,7 @@ bindings/nvmem/nvmem.txt Example: efuse: efuse@ffb40000 { - compatible = "rockchip,rockchip-efuse"; + compatible = "rockchip,rk3288-efuse"; reg = <0xffb40000 0x20>; #address-cells = <1>; #size-cells = <1>;