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From: heiko@sntech.de (Heiko Stübner)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] ARM: multi_v7_defconfig: Enable ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND
Date: Mon, 04 Aug 2014 18:59:21 +0200	[thread overview]
Message-ID: <5084600.YbBVvXy6Ug@diego> (raw)

At present on atag based legacy bootloaders, the provided kernel commandline
will be used unchanged, potentially using obscure parameters for outdated
vendor-kernel drivers.

Therefore allow them to be extended by known-good parameters from the
bootargs property of the dtb.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 arch/arm/configs/multi_v7_defconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index 1bf198b..16a42a5 100644
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -80,6 +80,7 @@ CONFIG_HIGHPTE=y
 CONFIG_CMA=y
 CONFIG_ARM_APPENDED_DTB=y
 CONFIG_ARM_ATAG_DTB_COMPAT=y
+CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND=y
 CONFIG_KEXEC=y
 CONFIG_CPU_FREQ=y
 CONFIG_CPU_FREQ_STAT_DETAILS=y
-- 
2.0.1

             reply	other threads:[~2014-08-04 16:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-04 16:59 Heiko Stübner [this message]
2014-08-04 17:00 ` [PATCH 2/2] ARM: dts: rockchip: add bootargs setting the correct serial console Heiko Stübner
2014-08-04 17:29   ` Arnd Bergmann
2014-08-05 12:53     ` Heiko Stübner
2014-08-05 14:53       ` Arnd Bergmann

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