diff mbox series

[v4] dt-binding: remoteproc: Add QTI ADSP PIL bindings

Message ID 1536638041-11033-1-git-send-email-rohitkr@codeaurora.org (mailing list archive)
State New, archived
Headers show
Series [v4] dt-binding: remoteproc: Add QTI ADSP PIL bindings | expand

Commit Message

Rohit Kumar Sept. 11, 2018, 3:54 a.m. UTC 
Add devicetree bindings documentation file for Qualcomm
Technolgies Inc ADSP Peripheral Image Loader.

Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
---
Changes since v3:
Addressed comments given by Rob

 .../bindings/remoteproc/qcom,adsp-pil.txt          | 126 +++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt

Comments

Rohit Kumar Sept. 17, 2018, 10:45 a.m. UTC | #1 
Hello Rob,

Can you please review this patch and let me know if there is any concern 
with this patch.


On 9/11/2018 9:24 AM, Rohit kumar wrote:
> Add devicetree bindings documentation file for Qualcomm
> Technolgies Inc ADSP Peripheral Image Loader.
>
> Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
> ---
> Changes since v3:
> Addressed comments given by Rob
>
>   .../bindings/remoteproc/qcom,adsp-pil.txt          | 126 +++++++++++++++++++++
>   1 file changed, 126 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
>
> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
> new file mode 100644
> index 0000000..06558de
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
> @@ -0,0 +1,126 @@
> +Qualcomm Technology Inc. ADSP Peripheral Image Loader
> +
> +This document defines the binding for a component that loads and boots firmware
> +on the Qualcomm Technology Inc. ADSP Hexagon core.
> +
> +- compatible:
> +	Usage: required
> +	Value type: <string>
> +	Definition: must be one of:
> +		    "qcom,sdm845-adsp-pil"
> +
> +- reg:
> +	Usage: required
> +	Value type: <prop-encoded-array>
> +	Definition: must specify the base address and size of the qdsp6ss register
> +
> +- interrupts-extended:
> +	Usage: required
> +	Value type: <prop-encoded-array>
> +	Definition: must list the watchdog, fatal IRQs ready, handover and
> +		    stop-ack IRQs
> +
> +- interrupt-names:
> +	Usage: required
> +	Value type: <stringlist>
> +	Definition: must be "wdog", "fatal", "ready", "handover", "stop-ack"
> +
> +- clocks:
> +	Usage: required
> +	Value type: <prop-encoded-array>
> +	Definition:  List of 8 phandle and clock specifier pairs for the adsp.
> +
> +- clock-names:
> +	Usage: required
> +	Value type: <stringlist>
> +	Definition: List of clock input name strings sorted in the same
> +		    order as the clocks property. Definition must have
> +		    "xo", "sway_cbcr", "lpass_aon", "lpass_ahbs_aon_cbcr",
> +		    "lpass_ahbm_aon_cbcr", "qdsp6ss_xo", "qdsp6ss_sleep"
> +		    and "qdsp6ss_core".
> +
> +- power-domains:
> +	Usage: required
> +	Value type: <phandle>
> +	Definition: reference to cx power domain node.
> +
> +- resets:
> +	Usage: required
> +	Value type: <phandle>
> +	Definition: reference to the list of 2 reset-controller for the adsp.
> +
> +- reset-names:
> +        Usage: required
> +        Value type: <stringlist>
> +        Definition: must be "pdc_sync" and "cc_lpass"
> +
> +- qcom,halt-regs:
> +	Usage: required
> +	Value type: <prop-encoded-array>
> +	Definition: a phandle reference to a syscon representing TCSR followed
> +			by the offset within syscon for lpass halt register.
> +
> +- memory-region:
> +	Usage: required
> +	Value type: <phandle>
> +	Definition: reference to the reserved-memory for the ADSP
> +
> +- qcom,smem-states:
> +	Usage: required
> +	Value type: <phandle>
> +	Definition: reference to the smem state for requesting the ADSP to
> +		    shut down
> +
> +- qcom,smem-state-names:
> +	Usage: required
> +	Value type: <stringlist>
> +	Definition: must be "stop"
> +
> +
> += SUBNODES
> +The adsp node may have an subnode named "glink-edge" that describes the
> +communication edge, channels and devices related to the ADSP.
> +See ../soc/qcom/qcom,glink.txt for details on how to describe these.
> +
> += EXAMPLE
> +The following example describes the resources needed to boot control the
> +ADSP, as it is found on SDM845 boards.
> +	adsp-pil {
> +		compatible = "qcom,sdm845-adsp-pil";
> +
> +		reg = <0x17300000 0x40c>;
> +
> +		interrupts-extended = <&intc 0 162 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
> +		interrupt-names = "wdog", "fatal", "ready",
> +			"handover", "stop-ack";
> +
> +		clocks = <&rpmhcc RPMH_CXO_CLK>,
> +			<&gcc GCC_LPASS_SWAY_CLK>,
> +			<&lpasscc LPASS_AUDIO_WRAPPER_AON_CLK>,
> +			<&lpasscc LPASS_Q6SS_AHBS_AON_CLK>,
> +			<&lpasscc LPASS_Q6SS_AHBM_AON_CLK>,
> +			<&lpasscc LPASS_QDSP6SS_XO_CLK>,
> +			<&lpasscc LPASS_QDSP6SS_SLEEP_CLK>,
> +			<&lpasscc LPASS_QDSP6SS_CORE_CLK>;
> +		clock-names = "xo", "sway_cbcr", "lpass_aon",
> +			"lpass_ahbs_aon_cbcr",
> +			"lpass_ahbm_aon_cbcr", "qdsp6ss_xo",
> +			"qdsp6ss_sleep", "qdsp6ss_core";
> +
> +		power-domains = <&rpmhpd SDM845_CX>;
> +
> +		resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>,
> +			 <&aoss_reset AOSS_CC_LPASS_RESTART>;
> +		reset-names = "pdc_sync", "cc_lpass";
> +
> +		qcom,halt-regs = <&tcsr_mutex_regs 0x22000>;
> +
> +		memory-region = <&pil_adsp_mem>;
> +
> +		qcom,smem-states = <&adsp_smp2p_out 0>;
> +		qcom,smem-state-names = "stop";
> +	};

Thanks,
Rohit
Rob Herring Sept. 26, 2018, 4 p.m. UTC | #2 
On Tue, 11 Sep 2018 09:24:01 +0530, Rohit kumar wrote:
> Add devicetree bindings documentation file for Qualcomm
> Technolgies Inc ADSP Peripheral Image Loader.
> 
> Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
> ---
> Changes since v3:
> Addressed comments given by Rob
> 
>  .../bindings/remoteproc/qcom,adsp-pil.txt          | 126 +++++++++++++++++++++
>  1 file changed, 126 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
> 

Reviewed-by: Rob Herring <robh@kernel.org>
Bjorn Andersson Oct. 6, 2018, 6:55 a.m. UTC | #3 
On Mon 10 Sep 20:54 PDT 2018, Rohit kumar wrote:
> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
[..]
> += EXAMPLE
> +The following example describes the resources needed to boot control the
> +ADSP, as it is found on SDM845 boards.
> +	adsp-pil {

Updated this to remoteproc@17300000 and applied the patch to rproc-next.

Regards,
Bjorn

> +		compatible = "qcom,sdm845-adsp-pil";
> +
> +		reg = <0x17300000 0x40c>;
> +
> +		interrupts-extended = <&intc 0 162 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
> +			<&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
> +		interrupt-names = "wdog", "fatal", "ready",
> +			"handover", "stop-ack";
> +
> +		clocks = <&rpmhcc RPMH_CXO_CLK>,
> +			<&gcc GCC_LPASS_SWAY_CLK>,
> +			<&lpasscc LPASS_AUDIO_WRAPPER_AON_CLK>,
> +			<&lpasscc LPASS_Q6SS_AHBS_AON_CLK>,
> +			<&lpasscc LPASS_Q6SS_AHBM_AON_CLK>,
> +			<&lpasscc LPASS_QDSP6SS_XO_CLK>,
> +			<&lpasscc LPASS_QDSP6SS_SLEEP_CLK>,
> +			<&lpasscc LPASS_QDSP6SS_CORE_CLK>;
> +		clock-names = "xo", "sway_cbcr", "lpass_aon",
> +			"lpass_ahbs_aon_cbcr",
> +			"lpass_ahbm_aon_cbcr", "qdsp6ss_xo",
> +			"qdsp6ss_sleep", "qdsp6ss_core";
> +
> +		power-domains = <&rpmhpd SDM845_CX>;
> +
> +		resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>,
> +			 <&aoss_reset AOSS_CC_LPASS_RESTART>;
> +		reset-names = "pdc_sync", "cc_lpass";
> +
> +		qcom,halt-regs = <&tcsr_mutex_regs 0x22000>;
> +
> +		memory-region = <&pil_adsp_mem>;
> +
> +		qcom,smem-states = <&adsp_smp2p_out 0>;
> +		qcom,smem-state-names = "stop";
> +	};
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
new file mode 100644
index 0000000..06558de
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt
@@ -0,0 +1,126 @@ 
+Qualcomm Technology Inc. ADSP Peripheral Image Loader
+
+This document defines the binding for a component that loads and boots firmware
+on the Qualcomm Technology Inc. ADSP Hexagon core.
+
+- compatible:
+	Usage: required
+	Value type: <string>
+	Definition: must be one of:
+		    "qcom,sdm845-adsp-pil"
+
+- reg:
+	Usage: required
+	Value type: <prop-encoded-array>
+	Definition: must specify the base address and size of the qdsp6ss register
+
+- interrupts-extended:
+	Usage: required
+	Value type: <prop-encoded-array>
+	Definition: must list the watchdog, fatal IRQs ready, handover and
+		    stop-ack IRQs
+
+- interrupt-names:
+	Usage: required
+	Value type: <stringlist>
+	Definition: must be "wdog", "fatal", "ready", "handover", "stop-ack"
+
+- clocks:
+	Usage: required
+	Value type: <prop-encoded-array>
+	Definition:  List of 8 phandle and clock specifier pairs for the adsp.
+
+- clock-names:
+	Usage: required
+	Value type: <stringlist>
+	Definition: List of clock input name strings sorted in the same
+		    order as the clocks property. Definition must have
+		    "xo", "sway_cbcr", "lpass_aon", "lpass_ahbs_aon_cbcr",
+		    "lpass_ahbm_aon_cbcr", "qdsp6ss_xo", "qdsp6ss_sleep"
+		    and "qdsp6ss_core".
+
+- power-domains:
+	Usage: required
+	Value type: <phandle>
+	Definition: reference to cx power domain node.
+
+- resets:
+	Usage: required
+	Value type: <phandle>
+	Definition: reference to the list of 2 reset-controller for the adsp.
+
+- reset-names:
+        Usage: required
+        Value type: <stringlist>
+        Definition: must be "pdc_sync" and "cc_lpass"
+
+- qcom,halt-regs:
+	Usage: required
+	Value type: <prop-encoded-array>
+	Definition: a phandle reference to a syscon representing TCSR followed
+			by the offset within syscon for lpass halt register.
+
+- memory-region:
+	Usage: required
+	Value type: <phandle>
+	Definition: reference to the reserved-memory for the ADSP
+
+- qcom,smem-states:
+	Usage: required
+	Value type: <phandle>
+	Definition: reference to the smem state for requesting the ADSP to
+		    shut down
+
+- qcom,smem-state-names:
+	Usage: required
+	Value type: <stringlist>
+	Definition: must be "stop"
+
+
+= SUBNODES
+The adsp node may have an subnode named "glink-edge" that describes the
+communication edge, channels and devices related to the ADSP.
+See ../soc/qcom/qcom,glink.txt for details on how to describe these.
+
+= EXAMPLE
+The following example describes the resources needed to boot control the
+ADSP, as it is found on SDM845 boards.
+	adsp-pil {
+		compatible = "qcom,sdm845-adsp-pil";
+
+		reg = <0x17300000 0x40c>;
+
+		interrupts-extended = <&intc 0 162 IRQ_TYPE_EDGE_RISING>,
+			<&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
+			<&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
+			<&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
+			<&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
+		interrupt-names = "wdog", "fatal", "ready",
+			"handover", "stop-ack";
+
+		clocks = <&rpmhcc RPMH_CXO_CLK>,
+			<&gcc GCC_LPASS_SWAY_CLK>,
+			<&lpasscc LPASS_AUDIO_WRAPPER_AON_CLK>,
+			<&lpasscc LPASS_Q6SS_AHBS_AON_CLK>,
+			<&lpasscc LPASS_Q6SS_AHBM_AON_CLK>,
+			<&lpasscc LPASS_QDSP6SS_XO_CLK>,
+			<&lpasscc LPASS_QDSP6SS_SLEEP_CLK>,
+			<&lpasscc LPASS_QDSP6SS_CORE_CLK>;
+		clock-names = "xo", "sway_cbcr", "lpass_aon",
+			"lpass_ahbs_aon_cbcr",
+			"lpass_ahbm_aon_cbcr", "qdsp6ss_xo",
+			"qdsp6ss_sleep", "qdsp6ss_core";
+
+		power-domains = <&rpmhpd SDM845_CX>;
+
+		resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>,
+			 <&aoss_reset AOSS_CC_LPASS_RESTART>;
+		reset-names = "pdc_sync", "cc_lpass";
+
+		qcom,halt-regs = <&tcsr_mutex_regs 0x22000>;
+
+		memory-region = <&pil_adsp_mem>;
+
+		qcom,smem-states = <&adsp_smp2p_out 0>;
+		qcom,smem-state-names = "stop";
+	};