From mboxrd@z Thu Jan 1 00:00:00 1970 From: swarren@wwwdotorg.org (Stephen Warren) Date: Thu, 05 Jun 2014 12:41:55 -0600 Subject: [PATCH v7 4/5] ARM: tegra: Add efuse and apbmisc bindings In-Reply-To: <1401973754-19701-5-git-send-email-pdeschrijver@nvidia.com> References: <1401973754-19701-1-git-send-email-pdeschrijver@nvidia.com> <1401973754-19701-5-git-send-email-pdeschrijver@nvidia.com> Message-ID: <5390B9F3.8030108@wwwdotorg.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 06/05/2014 07:09 AM, Peter De Schrijver wrote: > Add efuse and apbmisc bindings for Tegra20, Tegra30, Tegra114 and Tegra124. > diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi > + apbmisc at 70000800 { > + compatible = "nvidia,tegra114-apbmisc", "nvidia,tegra20-apbmisc"; Is the Tegra114 APBMISC register layout 100% a backwards-compatible superset of that in Tegra20? For both registers the code currently uses *and* all possible registers the code could ever use? Since the APB MISC is a bit of a dumping ground for random registers, that feels unlikely, but perhaps it's possible.