Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756459AbdDNBHA (ORCPT ); Thu, 13 Apr 2017 21:07:00 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:42960 "EHLO osg.samsung.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756327AbdDNBGv (ORCPT ); Thu, 13 Apr 2017 21:06:51 -0400 From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Wolfram Sang , Javier Martinez Canillas , devicetree@vger.kernel.org, Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Rob Herring , Mark Rutland , linuxppc-dev@lists.ozlabs.org Subject: [PATCH v3 20/21] powerpc/83xx: Add generic compatible string for I2C EEPROM Date: Thu, 13 Apr 2017 22:04:44 -0300 Message-Id: <20170414010445.21727-21-javier@osg.samsung.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170414010445.21727-1-javier@osg.samsung.com> References: <20170414010445.21727-1-javier@osg.samsung.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3346 Lines: 105 The at24 driver allows to register I2C EEPROM chips using different vendor and devices, but the I2C subsystem does not take the vendor into account when matching using the I2C table since it only has device entries. But when matching using an OF table, both the vendor and device has to be taken into account so the driver defines only a set of compatible strings using the "atmel" vendor as a generic fallback for compatible I2C devices. So add this generic fallback to the device node compatible string to make the device to match the driver using the OF device ID table. Signed-off-by: Javier Martinez Canillas --- Changes in v3: None Changes in v2: None arch/powerpc/boot/dts/mpc8308_p1m.dts | 2 +- arch/powerpc/boot/dts/mpc8349emitx.dts | 2 +- arch/powerpc/boot/dts/mpc8377_rdb.dts | 2 +- arch/powerpc/boot/dts/mpc8377_wlan.dts | 2 +- arch/powerpc/boot/dts/mpc8378_rdb.dts | 2 +- arch/powerpc/boot/dts/mpc8379_rdb.dts | 2 +- 6 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/powerpc/boot/dts/mpc8308_p1m.dts b/arch/powerpc/boot/dts/mpc8308_p1m.dts index 57f86cdf9f36..cab933b3957a 100644 --- a/arch/powerpc/boot/dts/mpc8308_p1m.dts +++ b/arch/powerpc/boot/dts/mpc8308_p1m.dts @@ -123,7 +123,7 @@ interrupt-parent = <&ipic>; dfsrr; fram@50 { - compatible = "ramtron,24c64"; + compatible = "ramtron,24c64", "atmel,24c64"; reg = <0x50>; }; }; diff --git a/arch/powerpc/boot/dts/mpc8349emitx.dts b/arch/powerpc/boot/dts/mpc8349emitx.dts index 90aed3ac2f69..00c5ef08e474 100644 --- a/arch/powerpc/boot/dts/mpc8349emitx.dts +++ b/arch/powerpc/boot/dts/mpc8349emitx.dts @@ -92,7 +92,7 @@ dfsrr; eeprom: at24@50 { - compatible = "st,24c256"; + compatible = "st,24c256", "atmel,24c256"; reg = <0x50>; }; diff --git a/arch/powerpc/boot/dts/mpc8377_rdb.dts b/arch/powerpc/boot/dts/mpc8377_rdb.dts index e32613963ab0..02c59d05fe16 100644 --- a/arch/powerpc/boot/dts/mpc8377_rdb.dts +++ b/arch/powerpc/boot/dts/mpc8377_rdb.dts @@ -150,7 +150,7 @@ }; at24@50 { - compatible = "at24,24c256"; + compatible = "at24,24c256", "atmel,24c256"; reg = <0x50>; }; diff --git a/arch/powerpc/boot/dts/mpc8377_wlan.dts b/arch/powerpc/boot/dts/mpc8377_wlan.dts index c0c790168b96..2bc3ed8a18c3 100644 --- a/arch/powerpc/boot/dts/mpc8377_wlan.dts +++ b/arch/powerpc/boot/dts/mpc8377_wlan.dts @@ -135,7 +135,7 @@ dfsrr; at24@50 { - compatible = "at24,24c256"; + compatible = "at24,24c256", "atmel,24c256"; reg = <0x50>; }; diff --git a/arch/powerpc/boot/dts/mpc8378_rdb.dts b/arch/powerpc/boot/dts/mpc8378_rdb.dts index 71842fcd621f..9e681e3d6064 100644 --- a/arch/powerpc/boot/dts/mpc8378_rdb.dts +++ b/arch/powerpc/boot/dts/mpc8378_rdb.dts @@ -150,7 +150,7 @@ }; at24@50 { - compatible = "at24,24c256"; + compatible = "at24,24c256", "atmel,24c256"; reg = <0x50>; }; diff --git a/arch/powerpc/boot/dts/mpc8379_rdb.dts b/arch/powerpc/boot/dts/mpc8379_rdb.dts index e442a29b2fe0..3197bb78e19b 100644 --- a/arch/powerpc/boot/dts/mpc8379_rdb.dts +++ b/arch/powerpc/boot/dts/mpc8379_rdb.dts @@ -148,7 +148,7 @@ }; at24@50 { - compatible = "at24,24c256"; + compatible = "at24,24c256", "atmel,24c256"; reg = <0x50>; }; -- 2.9.3