lkml.org 
[lkml]   [2020]   [Oct]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v3 1/4] dt-bindings: clock: Add support for LPASS Audio Clock Controller
    Date
    Audio Clock controller is a block inside LPASS which controls
    2 Glitch free muxes to LPASS codec Macros.

    Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
    ---
    .../bindings/clock/qcom,audiocc-sm8250.yaml | 58 +++++++++++++++++++
    .../clock/qcom,sm8250-lpass-audiocc.h | 13 +++++
    2 files changed, 71 insertions(+)
    create mode 100644 Documentation/devicetree/bindings/clock/qcom,audiocc-sm8250.yaml
    create mode 100644 include/dt-bindings/clock/qcom,sm8250-lpass-audiocc.h

    diff --git a/Documentation/devicetree/bindings/clock/qcom,audiocc-sm8250.yaml b/Documentation/devicetree/bindings/clock/qcom,audiocc-sm8250.yaml
    new file mode 100644
    index 000000000000..915d76206ad0
    --- /dev/null
    +++ b/Documentation/devicetree/bindings/clock/qcom,audiocc-sm8250.yaml
    @@ -0,0 +1,58 @@
    +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    +%YAML 1.2
    +---
    +$id: http://devicetree.org/schemas/clock/qcom,audiocc-sm8250.yaml#
    +$schema: http://devicetree.org/meta-schemas/core.yaml#
    +
    +title: Clock bindings for LPASS Audio Clock Controller on SM8250 SoCs
    +
    +maintainers:
    + - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
    +
    +description: |
    + The clock consumer should specify the desired clock by having the clock
    + ID in its "clocks" phandle cell.
    + See include/dt-bindings/clock/qcom,sm8250-lpass-audiocc.h for the full list
    + of Audio Clock controller clock IDs.
    +
    +properties:
    + compatible:
    + const: qcom,sm8250-lpass-audiocc
    +
    + reg:
    + maxItems: 1
    +
    + '#clock-cells':
    + const: 1
    +
    + clocks:
    + items:
    + - description: LPASS Core voting clock
    + - description: Glitch Free Mux register clock
    +
    + clock-names:
    + items:
    + - const: core
    + - const: bus
    +
    +required:
    + - compatible
    + - reg
    + - '#clock-cells'
    + - clocks
    + - clock-names
    +
    +additionalProperties: false
    +
    +examples:
    + - |
    + #include <dt-bindings/clock/qcom,sm8250-lpass-audiocc.h>
    + #include <dt-bindings/sound/qcom,q6afe.h>
    + clock-controller@3300000 {
    + #clock-cells = <1>;
    + compatible = "qcom,sm8250-lpass-audiocc";
    + reg = <0x03300000 0x30000>;
    + clocks = <&q6afecc LPASS_HW_MACRO_VOTE LPASS_CLK_ATTRIBUTE_COUPLE_NO>,
    + <&q6afecc LPASS_CLK_ID_TX_CORE_MCLK LPASS_CLK_ATTRIBUTE_COUPLE_NO>;
    + clock-names = "core", "bus";
    + };
    diff --git a/include/dt-bindings/clock/qcom,sm8250-lpass-audiocc.h b/include/dt-bindings/clock/qcom,sm8250-lpass-audiocc.h
    new file mode 100644
    index 000000000000..a1aa6cb5d840
    --- /dev/null
    +++ b/include/dt-bindings/clock/qcom,sm8250-lpass-audiocc.h
    @@ -0,0 +1,13 @@
    +/* SPDX-License-Identifier: GPL-2.0 */
    +
    +#ifndef _DT_BINDINGS_CLK_LPASS_AUDIOCC_SM8250_H
    +#define _DT_BINDINGS_CLK_LPASS_AUDIOCC_SM8250_H
    +
    +/* From AudioCC */
    +#define LPASS_CDC_WSA_NPL 0
    +#define LPASS_CDC_WSA_MCLK 1
    +#define LPASS_CDC_RX_MCLK 2
    +#define LPASS_CDC_RX_NPL 3
    +#define LPASS_CDC_RX_MCLK_MCLK2 4
    +
    +#endif /* _DT_BINDINGS_CLK_LPASS_AUDIOCC_SM8250_H */
    --
    2.21.0
    \
     
     \ /
      Last update: 2020-10-16 16:14    [W:2.530 / U:0.304 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site