Cache related issues with DMA rings and performance issues related to
caching are being caused by not properly setting the "dma-coherent" flag
in the device tree entries. Adding it here to correct the issue.
Signed-off-by: Jon Mason <jon.mason@xxxxxxxxxxxx>
Fixes: 3107fa5bcfb2 ("ARM: dts: NSP: Add SD/MMC support")
Fixes: 13d04f20935c ("ARM: dts: NSP: Add AMAC entries")
Fixes: 5aeda7bf8a1e ("ARM: dts: NSP: Add and enable amac2")
Fixes: 17d517172300 ("ARM: dts: NSP: Add mailbox (PDC) to NSP")
Fixes: 1d8ece6639e1 ("ARM: dts: NSP: Add EHCI/OHCI USB nodes to device tree")
Fixes: 0f9f27a36d09 ("ARM: dts: NSP: Add I2C support to the DT")
Fixes: 8dbcad020f2e ("ARM: dts: nsp: Add sata device tree entry")
Fixes: 522199029fdc ("ARM: dts: NSP: Fix PCIE DT issue")
---
arch/arm/boot/dts/bcm-nsp.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index 7204d1def23d..c82313a677d9 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -215,6 +215,7 @@
interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
sdhci,auto-cmd12;
clocks = <&lcpll0 BCM_NSP_LCPLL0_SDIO_CLK>;
+ dma-coherent;
status = "disabled";
};
@@ -224,6 +225,7 @@
<0x110000 0x1000>;
reg-names = "amac_base", "idm_base";
interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
status = "disabled";
};
@@ -233,6 +235,7 @@
<0x111000 0x1000>;
reg-names = "amac_base", "idm_base";
interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
status = "disabled";
};
@@ -242,6 +245,7 @@
<0x112000 0x1000>;
reg-names = "amac_base", "idm_base";
interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
status = "disabled";
};
@@ -252,6 +256,7 @@
#mbox-cells = <1>;
brcm,rx-status-len = <32>;
brcm,use-bcm-hdr;
+ dma-coherent;
};
nand: nand@26000 {
@@ -325,6 +330,7 @@
compatible = "generic-ehci";
reg = <0x2a000 0x100>;
interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
status = "disabled";
};
@@ -332,6 +338,7 @@
compatible = "generic-ohci";
reg = <0x2b000 0x100>;
interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
status = "disabled";
};
@@ -376,6 +383,7 @@
#size-cells = <0>;
interrupts = <GIC_SPI 89 IRQ_TYPE_NONE>;
clock-frequency = <100000>;
+ dma-coherent;
status = "disabled";
};
@@ -446,6 +454,7 @@
interrupts = <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
+ dma-coherent;
status = "disabled";
sata0: sata-port@0 {
@@ -483,6 +492,7 @@
*/
ranges = <0x82000000 0 0x08000000 0x08000000 0 0x8000000>;
+ dma-coherent;
status = "disabled";
msi-parent = <&msi0>;
@@ -519,6 +529,7 @@
*/
ranges = <0x82000000 0 0x40000000 0x40000000 0 0x8000000>;
+ dma-coherent;
status = "disabled";
msi-parent = <&msi1>;
@@ -555,6 +566,7 @@
*/
ranges = <0x82000000 0 0x48000000 0x48000000 0 0x8000000>;
+ dma-coherent;
status = "disabled";
msi-parent = <&msi2>;
--
2.7.4
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