80 lines
3.3 KiB
Diff
80 lines
3.3 KiB
Diff
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From 3e96c653372d8852c45dcd3bd856975157a0fd6a Mon Sep 17 00:00:00 2001
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From: Shunli Wang <shunli.wang@mediatek.com>
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Date: Thu, 20 Oct 2016 16:56:37 +0800
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Subject: [PATCH] soc: mediatek: Add MT2701 power dt-bindings
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Add power dt-bindings for MT2701.
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Signed-off-by: Shunli Wang <shunli.wang@mediatek.com>
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Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
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Acked-by: Rob Herring <robh@kernel.org>
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Reviewed-by: Kevin Hilman <khilman@baylibre.com>
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Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
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---
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.../devicetree/bindings/soc/mediatek/scpsys.txt | 13 +++++++----
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include/dt-bindings/power/mt2701-power.h | 27 ++++++++++++++++++++++
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2 files changed, 35 insertions(+), 5 deletions(-)
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create mode 100644 include/dt-bindings/power/mt2701-power.h
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Index: linux-4.9.14/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt
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===================================================================
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--- linux-4.9.14.orig/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt
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+++ linux-4.9.14/Documentation/devicetree/bindings/soc/mediatek/scpsys.txt
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@@ -9,17 +9,20 @@ domain control.
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The driver implements the Generic PM domain bindings described in
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power/power_domain.txt. It provides the power domains defined in
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-include/dt-bindings/power/mt8173-power.h.
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+include/dt-bindings/power/mt8173-power.h and mt2701-power.h.
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Required properties:
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-- compatible: Must be "mediatek,mt8173-scpsys"
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+- compatible: Should be one of:
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+ - "mediatek,mt2701-scpsys"
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+ - "mediatek,mt8173-scpsys"
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- #power-domain-cells: Must be 1
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- reg: Address range of the SCPSYS unit
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- infracfg: must contain a phandle to the infracfg controller
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- clock, clock-names: clocks according to the common clock binding.
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- The clocks needed "mm", "mfg", "venc" and "venc_lt".
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- These are the clocks which hardware needs to be enabled
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- before enabling certain power domains.
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+ These are clocks which hardware needs to be
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+ enabled before enabling certain power domains.
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+ Required clocks for MT2701: "mm", "mfg", "ethif"
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+ Required clocks for MT8173: "mm", "mfg", "venc", "venc_lt"
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Optional properties:
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- vdec-supply: Power supply for the vdec power domain
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Index: linux-4.9.14/include/dt-bindings/power/mt2701-power.h
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===================================================================
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--- /dev/null
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+++ linux-4.9.14/include/dt-bindings/power/mt2701-power.h
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@@ -0,0 +1,26 @@
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+/*
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+ * Copyright (C) 2015 MediaTek Inc.
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+ *
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+ * This program is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ */
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+
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+#ifndef _DT_BINDINGS_POWER_MT2701_POWER_H
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+#define _DT_BINDINGS_POWER_MT2701_POWER_H
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+
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+#define MT2701_POWER_DOMAIN_CONN 0
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+#define MT2701_POWER_DOMAIN_DISP 1
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+#define MT2701_POWER_DOMAIN_IFR_MSC 2
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+#define MT2701_POWER_DOMAIN_VDEC 3
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+#define MT2701_POWER_DOMAIN_ISP 4
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+#define MT2701_POWER_DOMAIN_BDP 5
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+#define MT2701_POWER_DOMAIN_ETH 6
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+#define MT2701_POWER_DOMAIN_HIF 7
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+
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+#endif /* _DT_BINDINGS_POWER_MT2701_POWER_H */
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