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-rw-r--r--Documentation/devicetree/bindings/dma/mv-xor.txt10
-rw-r--r--drivers/dma/mv_xor.c9
2 files changed, 7 insertions, 12 deletions
diff --git a/Documentation/devicetree/bindings/dma/mv-xor.txt b/Documentation/devicetree/bindings/dma/mv-xor.txt
index cc29c35266e2..276ef815ef32 100644
--- a/Documentation/devicetree/bindings/dma/mv-xor.txt
+++ b/Documentation/devicetree/bindings/dma/mv-xor.txt
@@ -12,10 +12,13 @@ XOR engine has. Those sub-nodes have the following required
properties:
- interrupts: interrupt of the XOR channel
-And the following optional properties:
+The sub-nodes used to contain one or several of the following
+properties, but they are now deprecated:
- dmacap,memcpy to indicate that the XOR channel is capable of memcpy operations
- dmacap,memset to indicate that the XOR channel is capable of memset operations
- dmacap,xor to indicate that the XOR channel is capable of xor operations
+- dmacap,interrupt to indicate that the XOR channel is capable of
+ generating interrupts
Example:
@@ -28,13 +31,8 @@ xor@d0060900 {
xor00 {
interrupts = <51>;
- dmacap,memcpy;
- dmacap,xor;
};
xor01 {
interrupts = <52>;
- dmacap,memcpy;
- dmacap,xor;
- dmacap,memset;
};
};
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index fbaf1ead2597..b165e0b31a48 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -1190,12 +1190,9 @@ static int mv_xor_probe(struct platform_device *pdev)
op_in_desc = (int)of_id->data;
dma_cap_zero(cap_mask);
- if (of_property_read_bool(np, "dmacap,memcpy"))
- dma_cap_set(DMA_MEMCPY, cap_mask);
- if (of_property_read_bool(np, "dmacap,xor"))
- dma_cap_set(DMA_XOR, cap_mask);
- if (of_property_read_bool(np, "dmacap,interrupt"))
- dma_cap_set(DMA_INTERRUPT, cap_mask);
+ dma_cap_set(DMA_MEMCPY, cap_mask);
+ dma_cap_set(DMA_XOR, cap_mask);
+ dma_cap_set(DMA_INTERRUPT, cap_mask);
irq = irq_of_parse_and_map(np, 0);
if (!irq) {