Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753393Ab3FXKxI (ORCPT ); Mon, 24 Jun 2013 06:53:08 -0400 Received: from mail-pa0-f53.google.com ([209.85.220.53]:39361 "EHLO mail-pa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753365Ab3FXKxD (ORCPT ); Mon, 24 Jun 2013 06:53:03 -0400 From: Amit Daniel Kachhap To: linux-pm@vger.kernel.org, Zhang Rui , Eduardo Valentin Cc: linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, amit.kachhap@gmail.com, Kukjin Kim Subject: [PATCH V7 27/30] ARM: dts: thermal: exynos: Add documentation for Exynos SoC thermal bindings Date: Mon, 24 Jun 2013 16:20:48 +0530 Message-Id: <1372071051-3167-28-git-send-email-amit.daniel@samsung.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1372071051-3167-1-git-send-email-amit.daniel@samsung.com> References: <1372071051-3167-1-git-send-email-amit.daniel@samsung.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2843 Lines: 82 Proper description for Exynos4 bindings added to Documentation/devicetree/ bindings. It adds description to use multiple TMU instances, optional voltage supply node and optional shared register across multiple TMU's. Acked-by: Jonghwa Lee Signed-off-by: Lukasz Majewski Signed-off-by: Kyungmin Park Signed-off-by: Amit Daniel Kachhap --- .../devicetree/bindings/thermal/exynos-thermal.txt | 55 ++++++++++++++++++++ 1 files changed, 55 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/thermal/exynos-thermal.txt diff --git a/Documentation/devicetree/bindings/thermal/exynos-thermal.txt b/Documentation/devicetree/bindings/thermal/exynos-thermal.txt new file mode 100644 index 0000000..284f530 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/exynos-thermal.txt @@ -0,0 +1,55 @@ +* Exynos Thermal Management Unit (TMU) + +** Required properties: + +- compatible : One of the following: + "samsung,exynos4412-tmu" + "samsung,exynos4210-tmu" + "samsung,exynos5250-tmu" + "samsung,exynos5440-tmu" +- interrupt-parent : The phandle for the interrupt controller +- reg : Address range of the thermal registers. For soc's which has multiple + instances of TMU and some registers are shared across all TMU's like + interrupt related then 2 set of register has to supplied. First set + belongs to each instance of TMU and second set belongs to common TMU + registers. +- interrupts : Should contain interrupt for thermal system +- clocks : The main clock for TMU device +- clock-names : Thermal system clock name +- vtmu-supply: This entry is optional and provides the regulator node supplying + voltage to TMU. If needed this entry can be placed inside + board/platform specific dts file. + +Example 1): + + tmu@100C0000 { + compatible = "samsung,exynos4412-tmu"; + interrupt-parent = <&combiner>; + reg = <0x100C0000 0x100>; + interrupts = <2 4>; + clocks = <&clock 383>; + clock-names = "tmu_apbif"; + status = "disabled"; + vtmu-supply = <&tmu_regulator_node>; + }; + +Example 2): + + tmuctrl_0: tmuctrl@160118 { + compatible = "samsung,exynos5440-tmu"; + reg = <0x160118 0x230>, <0x160368 0x10>; + interrupts = <0 58 0>; + clocks = <&clock 21>; + clock-names = "tmu_apbif"; + }; + +Note: For multi-instance tmu each instance should have an alias correctly +numbered in "aliases" node. + +Example: + +aliases { + tmuctrl0 = &tmuctrl_0; + tmuctrl1 = &tmuctrl_1; + tmuctrl2 = &tmuctrl_2; +}; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/