Re: [PATCH v1] arm64: dts: qcom: sa8775p: Add UART node

From: Krzysztof Kozlowski
Date: Wed Jul 10 2024 - 05:47:34 EST


On 10/07/2024 11:41, Viken Dadhaniya wrote:
> Add missing UART configuration for sa8775.
>
> Signed-off-by: Viken Dadhaniya <quic_vdadhani@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sa8775p.dtsi | 231 ++++++++++++++++++++++++++
> 1 file changed, 231 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index 23f1b2e5e624..c107ee40341d 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -1,6 +1,7 @@
> // SPDX-License-Identifier: BSD-3-Clause
> /*
> * Copyright (c) 2023, Linaro Limited
> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
> */
>
> #include <dt-bindings/interconnect/qcom,icc.h>
> @@ -657,6 +658,21 @@
> status = "disabled";
> };
>
> + uart14: serial@880000 {
> + compatible = "qcom,geni-uart";
> + reg = <0x0 0x00880000 0x0 0x4000>;
> + interrupts = <GIC_SPI 373 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&gcc GCC_QUPV3_WRAP2_S0_CLK>;
> + clock-names = "se";
> + interconnects = <&clk_virt MASTER_QUP_CORE_2 QCOM_ICC_TAG_ALWAYS
> + &clk_virt SLAVE_QUP_CORE_2 QCOM_ICC_TAG_ALWAYS>,
> + <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
> + &config_noc SLAVE_QUP_2 QCOM_ICC_TAG_ALWAYS>;
> + interconnect-names = "qup-core", "qup-config";
> + power-domains = <&rpmhpd SA8775P_CX>;

All the clocks, interconenct and power domains look to me questionable.
AFAIK, most of it (if not all) is going to be removed.

Best regards,
Krzysztof