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Message-ID: <20161117190449.GB7884@linaro.org>
Date: Thu, 17 Nov 2016 12:04:49 -0700
From: Mathieu Poirier <mathieu.poirier@...aro.org>
To: Georgi Djakov <georgi.djakov@...aro.org>
Cc: andy.gross@...aro.org, robh+dt@...nel.org,
devicetree@...r.kernel.org, zhang.chunyan@...aro.org,
iivanov.xz@...il.com, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] ARM: dts: qcom: Add apq8064 CoreSight components
On Thu, Nov 17, 2016 at 05:36:09PM +0200, Georgi Djakov wrote:
> From: "Ivan T. Ivanov" <ivan.ivanov@...aro.org>
>
> Add initial set of CoreSight components found on Qualcomm's
> 8064 chipset.
>
> Signed-off-by: Ivan T. Ivanov <ivan.ivanov@...aro.org>
> Signed-off-by: Georgi Djakov <georgi.djakov@...aro.org>
> ---
> arch/arm/boot/dts/qcom-apq8064-coresight.dtsi | 196 ++++++++++++++++++++++++++
> arch/arm/boot/dts/qcom-apq8064.dtsi | 11 +-
> 2 files changed, 203 insertions(+), 4 deletions(-)
> create mode 100644 arch/arm/boot/dts/qcom-apq8064-coresight.dtsi
>
> diff --git a/arch/arm/boot/dts/qcom-apq8064-coresight.dtsi b/arch/arm/boot/dts/qcom-apq8064-coresight.dtsi
> new file mode 100644
> index 000000000000..9395fddb1bf0
> --- /dev/null
> +++ b/arch/arm/boot/dts/qcom-apq8064-coresight.dtsi
> @@ -0,0 +1,196 @@
> +/*
> + * Copyright (c) 2015, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +&soc {
> +
> + etb@...1000 {
> + compatible = "coresight-etb10", "arm,primecell";
> + reg = <0x1a01000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + port {
> + etb_in: endpoint {
> + slave-mode;
> + remote-endpoint = <&replicator_out0>;
> + };
> + };
> + };
> +
> + tpiu@...3000 {
> + compatible = "arm,coresight-tpiu", "arm,primecell";
> + reg = <0x1a03000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + port {
> + tpiu_in: endpoint {
> + slave-mode;
> + remote-endpoint = <&replicator_out1>;
> + };
> + };
> + };
> +
> + replicator {
> + compatible = "arm,coresight-replicator";
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + replicator_out0: endpoint {
> + remote-endpoint = <&etb_in>;
> + };
> + };
> + port@1 {
> + reg = <1>;
> + replicator_out1: endpoint {
> + remote-endpoint = <&tpiu_in>;
> + };
> + };
> + port@2 {
> + reg = <0>;
> + replicator_in: endpoint {
> + slave-mode;
> + remote-endpoint = <&funnel_out>;
> + };
> + };
> + };
> + };
> +
> + funnel@...4000 {
> + compatible = "arm,coresight-funnel", "arm,primecell";
> + reg = <0x1a04000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + /*
> + * Not described input ports:
> + * 2 - connected to STM component
> + * 3 - not-connected
> + * 6 - not-connected
> + * 7 - not-connected
> + */
> + port@0 {
> + reg = <0>;
> + funnel_in0: endpoint {
> + slave-mode;
> + remote-endpoint = <&etm0_out>;
> + };
> + };
> + port@1 {
> + reg = <1>;
> + funnel_in1: endpoint {
> + slave-mode;
> + remote-endpoint = <&etm1_out>;
> + };
> + };
> + port@4 {
> + reg = <4>;
> + funnel_in4: endpoint {
> + slave-mode;
> + remote-endpoint = <&etm2_out>;
> + };
> + };
> + port@5 {
> + reg = <5>;
> + funnel_in5: endpoint {
> + slave-mode;
> + remote-endpoint = <&etm3_out>;
> + };
> + };
> + port@8 {
> + reg = <0>;
> + funnel_out: endpoint {
> + remote-endpoint = <&replicator_in>;
> + };
> + };
> + };
> + };
> +
> + etm@...c000 {
> + compatible = "arm,coresight-etm3x", "arm,primecell";
> + reg = <0x1a1c000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + cpu = <&CPU0>;
> +
> + port {
> + etm0_out: endpoint {
> + remote-endpoint = <&funnel_in0>;
> + };
> + };
> + };
> +
> + etm@...d000 {
> + compatible = "arm,coresight-etm3x", "arm,primecell";
> + reg = <0x1a1d000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + cpu = <&CPU1>;
> +
> + port {
> + etm1_out: endpoint {
> + remote-endpoint = <&funnel_in1>;
> + };
> + };
> + };
> +
> + etm@...e000 {
> + compatible = "arm,coresight-etm3x", "arm,primecell";
> + reg = <0x1a1e000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + cpu = <&CPU2>;
> +
> + port {
> + etm2_out: endpoint {
> + remote-endpoint = <&funnel_in4>;
> + };
> + };
> + };
> +
> + etm@...f000 {
> + compatible = "arm,coresight-etm3x", "arm,primecell";
> + reg = <0x1a1f000 0x1000>;
> +
> + clocks = <&rpmcc RPM_QDSS_CLK>;
> + clock-names = "apb_pclk";
> +
> + cpu = <&CPU3>;
> +
> + port {
> + etm3_out: endpoint {
> + remote-endpoint = <&funnel_in5>;
> + };
> + };
> + };
> +};
> diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
> index 268bd470c865..18469c632e2f 100644
> --- a/arch/arm/boot/dts/qcom-apq8064.dtsi
> +++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
> @@ -4,6 +4,7 @@
> #include <dt-bindings/clock/qcom,gcc-msm8960.h>
> #include <dt-bindings/reset/qcom,gcc-msm8960.h>
> #include <dt-bindings/clock/qcom,mmcc-msm8960.h>
> +#include <dt-bindings/clock/qcom,rpmcc.h>
> #include <dt-bindings/soc/qcom,gsbi.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> @@ -27,7 +28,7 @@
> #address-cells = <1>;
> #size-cells = <0>;
>
> - cpu@0 {
> + CPU0: cpu@0 {
> compatible = "qcom,krait";
> enable-method = "qcom,kpss-acc-v1";
> device_type = "cpu";
> @@ -38,7 +39,7 @@
> cpu-idle-states = <&CPU_SPC>;
> };
>
> - cpu@1 {
> + CPU1: cpu@1 {
> compatible = "qcom,krait";
> enable-method = "qcom,kpss-acc-v1";
> device_type = "cpu";
> @@ -49,7 +50,7 @@
> cpu-idle-states = <&CPU_SPC>;
> };
>
> - cpu@2 {
> + CPU2: cpu@2 {
> compatible = "qcom,krait";
> enable-method = "qcom,kpss-acc-v1";
> device_type = "cpu";
> @@ -60,7 +61,7 @@
> cpu-idle-states = <&CPU_SPC>;
> };
>
> - cpu@3 {
> + CPU3: cpu@3 {
> compatible = "qcom,krait";
> enable-method = "qcom,kpss-acc-v1";
> device_type = "cpu";
> @@ -1418,4 +1419,6 @@
> };
> };
> };
> +
> +#include "qcom-apq8064-coresight.dtsi"
> #include "qcom-apq8064-pins.dtsi"
Acked-by: Mathieu Poirier <mathieu.poirier@...aro.org>
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