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author | Yutang Jiang <yutang.jiang@nxp.com> | 2016-12-24 01:11:32 +0800 |
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committer | Jo-Philipp Wich <jo@mein.io> | 2017-01-03 15:19:15 +0100 |
commit | 1866368a8ab8cacf73aa47f67138040d5620439d (patch) | |
tree | 2b0dd1ba578016957856f59bf4b2edc54d6a46c5 /target/linux/layerscape/patches-4.4/7171-staging-fsl-mc-set-up-coherent-dma-ops-for-added-dev.patch | |
parent | c6d3a62919a7f993be625391d8593c84423aa021 (diff) | |
download | upstream-1866368a8ab8cacf73aa47f67138040d5620439d.tar.gz upstream-1866368a8ab8cacf73aa47f67138040d5620439d.tar.bz2 upstream-1866368a8ab8cacf73aa47f67138040d5620439d.zip |
layerscape: add ls1088ardb device support
LS1088A is an ARMv8 implementation combining eight ARM A53 processor
cores. The LS1088ARDB is an evaluatoin platform that supports the
LS1088A family SoCs.
Features summary:
- Eight 64-bit ARM v8 Cortex-A53 CPUs
- Data path acceleration architecture 2.0 (DPAA2)
- Ethernet interfaces
- QUADSPI flash, 3 PCIe, 2 USB, 1 SD, 2 DUARTs etc
Signed-off-by: Yutang Jiang <yutang.jiang@nxp.com>
Diffstat (limited to 'target/linux/layerscape/patches-4.4/7171-staging-fsl-mc-set-up-coherent-dma-ops-for-added-dev.patch')
-rw-r--r-- | target/linux/layerscape/patches-4.4/7171-staging-fsl-mc-set-up-coherent-dma-ops-for-added-dev.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-4.4/7171-staging-fsl-mc-set-up-coherent-dma-ops-for-added-dev.patch b/target/linux/layerscape/patches-4.4/7171-staging-fsl-mc-set-up-coherent-dma-ops-for-added-dev.patch new file mode 100644 index 0000000000..d6de805e6a --- /dev/null +++ b/target/linux/layerscape/patches-4.4/7171-staging-fsl-mc-set-up-coherent-dma-ops-for-added-dev.patch @@ -0,0 +1,29 @@ +From 3657147d6fea1977c07373325626bf50fe15bcfc Mon Sep 17 00:00:00 2001 +From: Stuart Yoder <stuart.yoder@nxp.com> +Date: Mon, 11 Apr 2016 11:49:13 -0500 +Subject: [PATCH 171/226] staging: fsl-mc: set up coherent dma ops for added + devices + +Unless discovered devices have the no shareability flag set, +set up coherent dma ops for them. + +Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com> +Acked-by: German Rivera <german.rivera@nxp.com> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + drivers/staging/fsl-mc/bus/mc-bus.c | 4 ++++ + 1 file changed, 4 insertions(+) + +--- a/drivers/staging/fsl-mc/bus/mc-bus.c ++++ b/drivers/staging/fsl-mc/bus/mc-bus.c +@@ -469,6 +469,10 @@ int fsl_mc_device_add(struct dprc_obj_de + goto error_cleanup_dev; + } + ++ /* Objects are coherent, unless 'no shareability' flag set. */ ++ if (!(obj_desc->flags & DPRC_OBJ_FLAG_NO_MEM_SHAREABILITY)) ++ arch_setup_dma_ops(&mc_dev->dev, 0, 0, NULL, true); ++ + /* + * The device-specific probe callback will get invoked by device_add() + */ |