From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from kirsty.vergenet.net ([202.4.237.240]:60436 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752615AbcD0XIP (ORCPT ); Wed, 27 Apr 2016 19:08:15 -0400 From: Simon Horman To: linux-renesas-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Magnus Damm , Geert Uytterhoeven , Simon Horman Subject: [PATCH 1/5] ARM: dts: r8a7778: Don't disable referenced optional clocks Date: Thu, 28 Apr 2016 09:08:08 +1000 Message-Id: <7d698272f10cadcdb73f744b8642d70db1ca8fe8.1461798352.git.horms+renesas@verge.net.au> In-Reply-To: References: Sender: linux-renesas-soc-owner@vger.kernel.org List-ID: From: Geert Uytterhoeven clk_get() on a disabled clock node will return -EPROBE_DEFER, which can cause drivers to be deferred forever if such clocks are referenced in their devices' clocks properties. Update the various disabled external clock nodes to default to a frequency of 0, but don't disable them, to prevent this. Signed-off-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm/boot/dts/r8a7778.dtsi | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/boot/dts/r8a7778.dtsi b/arch/arm/boot/dts/r8a7778.dtsi index 99c10ebbaca2..fe787b4751d2 100644 --- a/arch/arm/boot/dts/r8a7778.dtsi +++ b/arch/arm/boot/dts/r8a7778.dtsi @@ -455,7 +455,6 @@ #clock-cells = <0>; /* This value must be overridden by the board. */ clock-frequency = <0>; - status = "disabled"; }; /* Special CPG clocks */ -- 2.7.0.rc3.207.g0ac5344 From mboxrd@z Thu Jan 1 00:00:00 1970 From: horms+renesas@verge.net.au (Simon Horman) Date: Thu, 28 Apr 2016 09:08:08 +1000 Subject: [PATCH 1/5] ARM: dts: r8a7778: Don't disable referenced optional clocks In-Reply-To: References: Message-ID: <7d698272f10cadcdb73f744b8642d70db1ca8fe8.1461798352.git.horms+renesas@verge.net.au> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Geert Uytterhoeven clk_get() on a disabled clock node will return -EPROBE_DEFER, which can cause drivers to be deferred forever if such clocks are referenced in their devices' clocks properties. Update the various disabled external clock nodes to default to a frequency of 0, but don't disable them, to prevent this. Signed-off-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm/boot/dts/r8a7778.dtsi | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/boot/dts/r8a7778.dtsi b/arch/arm/boot/dts/r8a7778.dtsi index 99c10ebbaca2..fe787b4751d2 100644 --- a/arch/arm/boot/dts/r8a7778.dtsi +++ b/arch/arm/boot/dts/r8a7778.dtsi @@ -455,7 +455,6 @@ #clock-cells = <0>; /* This value must be overridden by the board. */ clock-frequency = <0>; - status = "disabled"; }; /* Special CPG clocks */ -- 2.7.0.rc3.207.g0ac5344