From patchwork Fri Sep 2 03:16:54 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Finley Xiao X-Patchwork-Id: 9310407 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 BB88D607D2 for ; Fri, 2 Sep 2016 03:21:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AC81E2963B for ; Fri, 2 Sep 2016 03:21:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A0D4629627; Fri, 2 Sep 2016 03:21:55 +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=unavailable 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 5CFC729627 for ; Fri, 2 Sep 2016 03:21:55 +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 1bff1O-0001we-Ft; Fri, 02 Sep 2016 03:20:02 +0000 Received: from regular1.263xmail.com ([211.150.99.138]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bff0v-0001r8-8C; Fri, 02 Sep 2016 03:19:36 +0000 Received: from finley.xiao?rock-chips.com (unknown [192.168.167.153]) by regular1.263xmail.com (Postfix) with ESMTP id 0506979A7; Fri, 2 Sep 2016 11:19:08 +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 [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 7E6A53DB; Fri, 2 Sep 2016 11:19:04 +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: 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 28152ZI4HL0; Fri, 02 Sep 2016 11:19:06 +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 v5 1/4] nvmem: rockchip-efuse: update compatible strings for Rockchip efuse Date: Thu, 1 Sep 2016 20:16:54 -0700 Message-Id: <1472786217-52214-2-git-send-email-finley.xiao@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1472786217-52214-1-git-send-email-finley.xiao@rock-chips.com> References: <1472786217-52214-1-git-send-email-finley.xiao@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160901_201934_690188_286C6BDF X-CRM114-Status: UNSURE ( 6.23 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: huangtao@rock-chips.com, devicetree@vger.kernel.org, jay.xu@rock-chips.com, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, tony.xie@rock-chips.com, Finley Xiao , cl@rock-chips.com, zhengsq@rock-chips.com, linux-arm-kernel@lists.infradead.org, wxt@rock-chips.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=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 Reviewed-by: Douglas Anderson Acked-by: Rob Herring --- 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>;