diff options
Diffstat (limited to 'board/synopsys/vdk/patches/linux/0003-arc-vdk-Add-support-of-UIO.patch')
| -rw-r--r-- | board/synopsys/vdk/patches/linux/0003-arc-vdk-Add-support-of-UIO.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/board/synopsys/vdk/patches/linux/0003-arc-vdk-Add-support-of-UIO.patch b/board/synopsys/vdk/patches/linux/0003-arc-vdk-Add-support-of-UIO.patch new file mode 100644 index 0000000000..2b084a93cc --- /dev/null +++ b/board/synopsys/vdk/patches/linux/0003-arc-vdk-Add-support-of-UIO.patch @@ -0,0 +1,48 @@ +From caa0dca3f4913712d1883e9b3b540f0815864ed9 Mon Sep 17 00:00:00 2001 +From: Alexey Brodkin <abrodkin@synopsys.com> +Date: Tue, 31 Jan 2017 19:03:56 +0300 +Subject: [PATCH 3/3] arc: vdk: Add support of UIO + +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 85c697a7ef1c..ecd7f42d50c9 100644 +--- a/arch/arc/configs/vdk_hs38_smp_defconfig ++++ b/arch/arc/configs/vdk_hs38_smp_defconfig +@@ -83,6 +83,8 @@ 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 + |
