From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: sboyd@kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org
Cc: bjorn.andersson@linaro.org, mturquette@baylibre.com,
robh+dt@kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH v3 2/4] dt-bindings: clock: Add support for LPASS Always ON Controller
Date: Fri, 16 Oct 2020 15:12:39 +0100 [thread overview]
Message-ID: <20201016141241.5839-3-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20201016141241.5839-1-srinivas.kandagatla@linaro.org>
Always ON Clock controller is a block inside LPASS which controls
1 Glitch free muxes to LPASS codec Macros.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
.../bindings/clock/qcom,aoncc-sm8250.yaml | 58 +++++++++++++++++++
.../clock/qcom,sm8250-lpass-aoncc.h | 11 ++++
2 files changed, 69 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/qcom,aoncc-sm8250.yaml
create mode 100644 include/dt-bindings/clock/qcom,sm8250-lpass-aoncc.h
diff --git a/Documentation/devicetree/bindings/clock/qcom,aoncc-sm8250.yaml b/Documentation/devicetree/bindings/clock/qcom,aoncc-sm8250.yaml
new file mode 100644
index 000000000000..c40a74b5d672
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,aoncc-sm8250.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,aoncc-sm8250.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Clock bindings for LPASS Always ON 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-aoncc.h for the full list
+ of Audio Clock controller clock IDs.
+
+properties:
+ compatible:
+ const: qcom,sm8250-lpass-aon
+
+ 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-aoncc.h>
+ #include <dt-bindings/sound/qcom,q6afe.h>
+ clock-controller@3800000 {
+ #clock-cells = <1>;
+ compatible = "qcom,sm8250-lpass-aon";
+ reg = <0x03380000 0x40000>;
+ 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-aoncc.h b/include/dt-bindings/clock/qcom,sm8250-lpass-aoncc.h
new file mode 100644
index 000000000000..f5a1cfac8612
--- /dev/null
+++ b/include/dt-bindings/clock/qcom,sm8250-lpass-aoncc.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _DT_BINDINGS_CLK_LPASS_AONCC_SM8250_H
+#define _DT_BINDINGS_CLK_LPASS_AONCC_SM8250_H
+
+/* from AOCC */
+#define LPASS_CDC_VA_MCLK 0
+#define LPASS_CDC_TX_NPL 1
+#define LPASS_CDC_TX_MCLK 2
+
+#endif /* _DT_BINDINGS_CLK_LPASS_AONCC_SM8250_H */
--
2.21.0
next prev parent reply other threads:[~2020-10-16 14:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-16 14:12 [PATCH v3 0/4] clk: qcom : add sm8250 LPASS GFM drivers Srinivas Kandagatla
2020-10-16 14:12 ` [PATCH v3 1/4] dt-bindings: clock: Add support for LPASS Audio Clock Controller Srinivas Kandagatla
2020-10-19 14:18 ` Rob Herring
2020-10-16 14:12 ` Srinivas Kandagatla [this message]
2020-10-19 14:21 ` [PATCH v3 2/4] dt-bindings: clock: Add support for LPASS Always ON Controller Rob Herring
2020-10-16 14:12 ` [PATCH v3 3/4] clk: qcom: Add support to LPASS AUDIO_CC Glitch Free Mux clocks Srinivas Kandagatla
2020-10-16 14:12 ` [PATCH v3 4/4] clk: qcom: Add support to LPASS AON_CC " Srinivas Kandagatla
2020-10-19 22:42 ` [PATCH v3 0/4] clk: qcom : add sm8250 LPASS GFM drivers Stephen Boyd
2020-10-20 9:01 ` Srinivas Kandagatla
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