linux-kernel - [PATCH 2/4] soc/fsl/qbman: Add 64 bit DMA addressing requirement to QBMan

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Message-Id: <1537456011-10769-3-git-send-email-madalin.bucur@nxp.com>
Date:   Thu, 20 Sep 2018 18:06:49 +0300
From:   Madalin Bucur <madalin.bucur@....com>
To:     leoyang.li@....com
Cc:     roy.pledge@....com, claudiu.manoil@....com,
        catalin.marinas@....com, oss@...error.net,
        linux-arm-kernel@...ts.infradead.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        Madalin Bucur <madalin.bucur@....com>
Subject: [PATCH 2/4] soc/fsl/qbman: Add 64 bit DMA addressing requirement to QBMan

From: Roy Pledge <roy.pledge@....com>

The QBMan block is memory mapped on SoCs above a 32 bit (4 Gigabyte)
boundary so enabling 64 bit DMA addressing is needed for QBMan to
be usable.

Signed-off-by: Roy Pledge <roy.pledge@....com>
Signed-off-by: Madalin Bucur <madalin.bucur@....com>
---
 drivers/soc/fsl/qbman/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/fsl/qbman/Kconfig b/drivers/soc/fsl/qbman/Kconfig
index d570cb5fd381..19d6f4621e23 100644
--- a/drivers/soc/fsl/qbman/Kconfig
+++ b/drivers/soc/fsl/qbman/Kconfig
@@ -1,6 +1,6 @@
 menuconfig FSL_DPAA
 	bool "QorIQ DPAA1 framework support"
-	depends on (FSL_SOC_BOOKE || ARCH_LAYERSCAPE)
+	depends on ((FSL_SOC_BOOKE || ARCH_LAYERSCAPE || ARM) && ARCH_DMA_ADDR_T_64BIT)
 	select GENERIC_ALLOCATOR
 	help
 	  The Freescale Data Path Acceleration Architecture (DPAA) is a set of
-- 
2.1.0