Messages in this thread | | | Subject | Re: [PATCH 1/2] dt-bindings: clock: Introduce QCOM LPASS clock bindings | From | Taniya Das <> | Date | Tue, 18 Sep 2018 15:55:33 +0530 |
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Hello Rob,
Thanks for the review comments.
On 9/17/2018 8:48 AM, Rob Herring wrote: > On Tue, Sep 11, 2018 at 10:30:05PM +0530, Taniya Das wrote: >> Add device tree bindings for Low Power Audio subsystem clock controller for >> Qualcomm Technology Inc's SDM845 SoCs. >> >> Signed-off-by: Taniya Das <tdas@codeaurora.org> >> --- >> .../devicetree/bindings/clock/qcom,gcc.txt | 2 ++ >> .../devicetree/bindings/clock/qcom,lpasscc.txt | 31 ++++++++++++++++++++++ >> include/dt-bindings/clock/qcom,gcc-sdm845.h | 2 ++ >> include/dt-bindings/clock/qcom,lpass-sdm845.h | 16 +++++++++++ >> 4 files changed, 51 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/clock/qcom,lpasscc.txt >> create mode 100644 include/dt-bindings/clock/qcom,lpass-sdm845.h >> >> diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.txt b/Documentation/devicetree/bindings/clock/qcom,gcc.txt >> index 664ea1f..b3ff6e8 100644 >> --- a/Documentation/devicetree/bindings/clock/qcom,gcc.txt >> +++ b/Documentation/devicetree/bindings/clock/qcom,gcc.txt >> @@ -32,6 +32,8 @@ be part of GCC and hence the TSENS properties can also be >> part of the GCC/clock-controller node. >> For more details on the TSENS properties please refer >> Documentation/devicetree/bindings/thermal/qcom-tsens.txt >> +- qcom,lpass-protected : Indicate that the LPASS clock branches within GCC are >> + unusable due to firmware access control restrictions. >> >> Example: >> clock-controller@900000 { >> diff --git a/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt >> new file mode 100644 >> index 0000000..d312957 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/clock/qcom,lpasscc.txt >> @@ -0,0 +1,31 @@ >> +Qualcomm LPASS Clock Controller Binding >> +----------------------------------------------- >> + >> +Required properties : >> +- compatible : shall contain "qcom,sdm845-lpasscc" >> +- #clock-cells : from common clock binding, shall contain 1. >> +- reg : shall contain base register address and size, >> + in the order >> + Index-0 maps to LPASS_CC register region >> + Index-1 maps to LPASS_QDSP6SS register region >> + >> +Optional properties : >> +- reg-names : register names of LPASS domain >> + "lpass_cc", "lpass_qdsp6ss". > > "cc" and "qdsp6ss" is sufficient. >
Sure will update in the next patch series.
>> + >> +Example: >> + >> +The below node has to be defined in the cases where the LPASS peripheral loader >> +would bring the subsystem out of reset. >> + >> + lpasscc: clock-controller { > > Needs a unit-address. >
Yes, my mistake. Missed adding it.
>> + compatible = "qcom,sdm845-lpasscc"; >> + reg = <0x17014000 0x1f004>, <0x17300000 0x200>; >> + reg-names = "lpass_cc", "lpass_qdsp6ss"; >> + #clock-cells = <1>; >> + }; >> + >> + gcc: clock-controller@100000 { > > This needs a reg property. >
Sure, will update the same.
>> + compatible = "qcom,gcc-sdm845"; >> + qcom,lpass-protected; >> + }; > >> diff --git a/include/dt-bindings/clock/qcom,gcc-sdm845.h b/include/dt-bindings/clock/qcom,gcc-sdm845.h >> index b8eae5a..968fa65 100644 >> --- a/include/dt-bindings/clock/qcom,gcc-sdm845.h >> +++ b/include/dt-bindings/clock/qcom,gcc-sdm845.h >> @@ -197,6 +197,8 @@ >> #define GCC_QSPI_CORE_CLK_SRC 187 >> #define GCC_QSPI_CORE_CLK 188 >> #define GCC_QSPI_CNOC_PERIPH_AHB_CLK 189 >> +#define GCC_LPASS_Q6_AXI_CLK 190 >> +#define GCC_LPASS_SWAY_CLK 191 >> >> /* GCC Resets */ >> #define GCC_MMSS_BCR 0 >> diff --git a/include/dt-bindings/clock/qcom,lpass-sdm845.h b/include/dt-bindings/clock/qcom,lpass-sdm845.h >> new file mode 100644 >> index 0000000..015968e >> --- /dev/null >> +++ b/include/dt-bindings/clock/qcom,lpass-sdm845.h >> @@ -0,0 +1,16 @@ >> +/* SPDX-License-Identifier: GPL-2.0 */ >> +/* >> + * Copyright (c) 2018, The Linux Foundation. All rights reserved. >> + */ >> + >> +#ifndef _DT_BINDINGS_CLK_SDM_LPASS_SDM845_H >> +#define _DT_BINDINGS_CLK_SDM_LPASS_SDM845_H >> + >> +#define LPASS_AUDIO_WRAPPER_AON_CLK 0 >> +#define LPASS_Q6SS_AHBM_AON_CLK 1 >> +#define LPASS_Q6SS_AHBS_AON_CLK 2 >> +#define LPASS_QDSP6SS_XO_CLK 3 >> +#define LPASS_QDSP6SS_SLEEP_CLK 4 >> +#define LPASS_QDSP6SS_CORE_CLK 5 >> + >> +#endif >> -- >> Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member >> of the Code Aurora Forum, hosted by the Linux Foundation. >> >
-- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation.
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