From: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
To: linux-snps-arc@lists.infradead.org
Cc: linux-kernel@vger.kernel.org,
Vineet Gupta <Vineet.Gupta1@synopsys.com>,
Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Subject: [PATCH 3/3] arc: vdk: Add support of UIO
Date: Wed, 1 Feb 2017 19:42:53 +0300 [thread overview]
Message-ID: <1485967373-15273-4-git-send-email-abrodkin@synopsys.com> (raw)
In-Reply-To: <1485967373-15273-1-git-send-email-abrodkin@synopsys.com>
ARC VDK for EVSS uses UIO for communication with Embedded Vision
Subsystem.
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
---
arch/arc/boot/dts/vdk_axs10x_mb.dtsi | 8 ++++++++
arch/arc/configs/vdk_hs38_smp_defconfig | 2 ++
2 files changed, 10 insertions(+)
diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
index 1953914b9f4f..f0df59b23e21 100644
--- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi
@@ -112,5 +112,13 @@
interrupts = <7>;
bus-width = <4>;
};
+
+ /* Embedded Vision subsystem UIO mappings; only relevant for EV VDK */
+ uio_ev: uio@0xD0000000 {
+ compatible = "generic-uio";
+ reg = <0xD0000000 0x2000 0xD1000000 0x2000 0x90000000 0x10000000 0xC0000000 0x10000000>;
+ reg-names = "ev_gsa", "ev_ctrl", "ev_shared_mem", "ev_code_mem";
+ interrupts = <23>;
+ };
};
};
diff --git a/arch/arc/configs/vdk_hs38_smp_defconfig b/arch/arc/configs/vdk_hs38_smp_defconfig
index e03413fbc784..1a9b19903c9a 100644
--- a/arch/arc/configs/vdk_hs38_smp_defconfig
+++ b/arch/arc/configs/vdk_hs38_smp_defconfig
@@ -81,6 +81,8 @@ CONFIG_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_DW=y
+CONFIG_UIO=y
+CONFIG_UIO_PDRV_GENIRQ=y
# CONFIG_IOMMU_SUPPORT is not set
CONFIG_EXT3_FS=y
CONFIG_MSDOS_FS=y
--
2.7.4
next prev parent reply other threads:[~2017-02-01 16:43 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-01 16:42 [PATCH 0/3] Updates for ARC VDK platform Alexey Brodkin
2017-02-01 16:42 ` [PATCH 1/3] arc: vdk: Disable halt on reset Alexey Brodkin
2017-02-01 16:52 ` Vineet Gupta
2017-02-01 17:14 ` Alexey Brodkin
2017-02-01 17:37 ` Vineet Gupta
2017-02-01 17:52 ` Alexey Brodkin
2017-02-01 19:56 ` Vineet Gupta
2017-02-01 20:03 ` Alexey Brodkin
2017-02-02 14:03 ` Ruud Derwig
2017-02-01 16:42 ` [PATCH 2/3] arc: vdk: Add support of MMC controller Alexey Brodkin
2017-02-01 16:42 ` Alexey Brodkin [this message]
2017-02-01 17:13 ` [PATCH 0/3] Updates for ARC VDK platform Vineet Gupta
2017-02-01 17:15 ` Alexey Brodkin
2017-02-01 17:22 ` Vineet Gupta
2017-02-01 17:35 ` Alexey Brodkin
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