Re: [PATCH v2 2/2] arm64: dts: qcom: sm8550: add support for the SM8550-HDK board

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On 23/01/2024 14:02, Neil Armstrong wrote:
On 23/01/2024 10:10, Dmitry Baryshkov wrote:
On Tue, 23 Jan 2024 at 10:56, Neil Armstrong <neil.armstrong@xxxxxxxxxx> wrote:

The SM8550-HDK is an embedded development platforms for the
Snapdragon 8 Gen 2 SoC aka SM8550, with the following features:
- Qualcomm SM8550 SoC
- 16GiB On-board LPDDR5
- On-board WiFi 7 + Bluetooth 5.3/BLE
- On-board UFS4.0
- M.2 Key B+M Gen3x2 PCIe Slot
- HDMI Output
- USB-C Connector with DP Almode & Audio Accessory mode
- Micro-SDCard Slot
- Audio Jack with Playback and Microphone
- 2 On-board Analog microphones
- 2 On-board Speakers
- 96Boards Compatible Low-Speed and High-Speed connectors [1]
   - For Camera, Sensors and external Display cards
   - Compatible with the Linaro Debug board [2]
- SIM Slot for Modem
- Debug connectors
- 6x On-Board LEDs

Product Page: [3]

[1] https://www.96boards.org/specifications/
[2] https://git.codelinaro.org/linaro/qcomlt/debugboard
[3] https://www.lantronix.com/products/snapdragon-8-gen-2-mobile-hardware-development-kit/

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/Makefile       |    1 +
  arch/arm64/boot/dts/qcom/sm8550-hdk.dts | 1290 +++++++++++++++++++++++++++++++
  2 files changed, 1291 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 39889d5f8e12..42e50f2b2ec3 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -233,6 +233,7 @@ dtb-$(CONFIG_ARCH_QCOM)     += sm8450-hdk.dtb
  dtb-$(CONFIG_ARCH_QCOM)        += sm8450-qrd.dtb
  dtb-$(CONFIG_ARCH_QCOM)        += sm8450-sony-xperia-nagara-pdx223.dtb
  dtb-$(CONFIG_ARCH_QCOM)        += sm8450-sony-xperia-nagara-pdx224.dtb
+dtb-$(CONFIG_ARCH_QCOM)        += sm8550-hdk.dtb
  dtb-$(CONFIG_ARCH_QCOM)        += sm8550-mtp.dtb
  dtb-$(CONFIG_ARCH_QCOM)        += sm8550-qrd.dtb
  dtb-$(CONFIG_ARCH_QCOM)        += sm8650-mtp.dtb
diff --git a/arch/arm64/boot/dts/qcom/sm8550-hdk.dts b/arch/arm64/boot/dts/qcom/sm8550-hdk.dts
new file mode 100644
index 000000000000..66bdd6c269ea
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sm8550-hdk.dts
@@ -0,0 +1,1290 @@

<snip>



+
+&qupv3_id_0 {
+       status = "okay";
+};
+
+&qupv3_id_1 {
+       status = "okay";
+};

BTW, don't we need to enable gpi_dma nodes for qup / i2c to work?

Good question, for i2c_mater_hib no, but for i2c0 it should be enabled

OK I understood, i2c0 is configured to use FIFO so not having gpi dma enabled doesn't fail. I'll still enable it.

Neil


<snip>





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