On 25/10/2022 19:27, Vidya Sagar wrote:
Add the ECAM aperture information for all the PCIe controllers of
Tegra234.
Signed-off-by: Vidya Sagar <vidyas@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra234.dtsi | 55 ++++++++++++++----------
1 file changed, 33 insertions(+), 22 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 85b0dea33117..f5d20f7253b0 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -2044,8 +2044,9 @@
reg = <0x00 0x140a0000 0x0 0x00020000>, /* appl registers (128K) */
<0x00 0x2a000000 0x0 0x00040000>, /* configuration space (256K) */
<0x00 0x2a040000 0x0 0x00040000>, /* iATU_DMA reg space (256K) */
- <0x00 0x2a080000 0x0 0x00040000>; /* DBI reg space (256K) */
- reg-names = "appl", "config", "atu_dma", "dbi";
+ <0x00 0x2a080000 0x0 0x00040000>, /* DBI reg space (256K) */
+ <0x35 0x30000000 0x0 0x10000000>; /* ECAM (256MB) */
+ reg-names = "appl", "config", "atu_dma", "dbi", "ecam";
This generates warnings ...
arch/arm64/boot/dts/nvidia/tegra234-sim-vdk.dtb: pcie@140a0000: reg: [[0, 336199680, 0, 131072], [0, 704643072, 0, 262144], [0, 704905216, 0, 262144], [0, 705167360, 0, 262144], [53, 805306368, 0, 268435456]] is too long
From schema: /home/jonathanh/workdir/tegra/korg-linux-next.git/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml
arch/arm64/boot/dts/nvidia/tegra234-sim-vdk.dtb: pcie@140a0000: reg-names: ['appl', 'config', 'atu_dma', 'dbi', 'ecam'] is too long
From schema: /home/jonathanh/workdir/tegra/korg-linux-next.git/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml
arch/arm64/boot/dts/nvidia/tegra234-sim-vdk.dtb: pcie@140a0000: reg-names:4: 'ecam' is not one of ['dbi', 'dbi2', 'config', 'atu', 'atu_dma', 'app', 'appl', 'elbi', 'mgmt', 'ctrl', 'parf', 'cfg', 'link', 'ulreg', 'smu', 'mpu', 'apb', 'phy']
From schema: /home/jonathanh/workdir/tegra/korg-linux-next.git/Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml
arch/arm64/boot/dts/nvidia/tegra234-sim-vdk.dtb: pcie@140a0000: Unevaluated properties are not allowed ('reg', 'reg-names', '#address-cells', '#size-cells', 'device_type', 'num-lanes', 'num-viewport', 'linux,pci-domain', '#interrupt-cells', 'interrupt-map-mask', 'interrupt-map', 'bus-range', 'ranges', 'iommu-map', 'iommu-map-mask' were unexpected)
We need to ensure that the new range is documented in Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml. Make sure you run ...
make dtbs_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/pci/nvidia,tegra194-pcie.yaml
Jon
--
nvpublic
