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authorBharat Gooty <bharat.gooty@broadcom.com>2021-01-19 11:04:44 +0530
committerArnd Bergmann <arnd@arndb.de>2021-01-22 23:35:41 +0100
commitda8ee66f56071aef0b5b0de41d2c2a97fa30c8a1 (patch)
tree88d7728751f148ddb07f1077f21e034a719a9f31 /arch
parent680896556805d3ad3fa47f6002b87b3041a45ac2 (diff)
downloadlinux-da8ee66f56071aef0b5b0de41d2c2a97fa30c8a1.tar.bz2
arm64: dts: broadcom: Fix USB DMA address translation for Stingray
Add a non-empty dma-ranges so that DMA address translation happens. Fixes: 2013a4b684b6 ("arm64: dts: broadcom: clear the warnings caused by empty dma-ranges") Signed-off-by: Bharat Gooty <bharat.gooty@broadcom.com> Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Ray Jui <ray.jui@broadcom.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/boot/dts/broadcom/stingray/stingray-usb.dtsi7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray-usb.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray-usb.dtsi
index aef8f2b00778..5401a646c840 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/stingray-usb.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray-usb.dtsi
@@ -4,11 +4,16 @@
*/
usb {
compatible = "simple-bus";
- dma-ranges;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0x68500000 0x0 0x00400000>;
+ /*
+ * Internally, USB bus to the interconnect can only address up
+ * to 40-bit
+ */
+ dma-ranges = <0 0 0 0 0x100 0x0>;
+
usbphy0: usb-phy@0 {
compatible = "brcm,sr-usb-combo-phy";
reg = <0x0 0x00000000 0x0 0x100>;