[PATCH v3 2/3] dt-bindings: arm: omap: dmm: Document new compatible for DRA7xx family

Peter Ujfalusi peter.ujfalusi at ti.com
Tue Apr 10 11:33:00 UTC 2018


From: Tomi Valkeinen <tomi.valkeinen at ti.com>

Define unique compatible string for the DMM in DRA7xx family.

The new compatible can be used to apply DRA7xx specific workarounds for
ERRATAs, like i878 (MPU Lockup with concurrent DMM and EMIF accesses)

Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
Reviewed-by: Rob Herring <robh at kernel.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
 Documentation/devicetree/bindings/arm/omap/dmm.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/omap/dmm.txt b/Documentation/devicetree/bindings/arm/omap/dmm.txt
index 8bd6d0a238a8..bbbe7cdba30c 100644
--- a/Documentation/devicetree/bindings/arm/omap/dmm.txt
+++ b/Documentation/devicetree/bindings/arm/omap/dmm.txt
@@ -8,7 +8,8 @@ translation for initiators which need contiguous dma bus addresses.
 
 Required properties:
 - compatible:	Should contain "ti,omap4-dmm" for OMAP4 family
-		Should contain "ti,omap5-dmm" for OMAP5 and DRA7x family
+		Should contain "ti,omap5-dmm" for OMAP5 family
+		Should contain "ti,dra7-dmm" for DRA7xx family
 - reg:		Contains DMM register address range (base address and length)
 - interrupts:	Should contain an interrupt-specifier for DMM_IRQ.
 - ti,hwmods:	Name of the hwmod associated to DMM, which is typically "dmm"
-- 
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki



More information about the dri-devel mailing list