The Modem Subsystem clock provider have a bunch of generic properties that are needed in a device tree. Add a YAML schemas for those. Add clock ids for GCC MSS and MSS clocks which are required to bring the modem out of reset. Signed-off-by: Taniya Das <tdas@xxxxxxxxxxxxxx> --- .../devicetree/bindings/clock/qcom,sc7180-mss.yaml | 62 ++++++++++++++++++++++ include/dt-bindings/clock/qcom,gcc-sc7180.h | 7 ++- include/dt-bindings/clock/qcom,mss-sc7180.h | 12 +++++ 3 files changed, 80 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/clock/qcom,sc7180-mss.yaml create mode 100644 include/dt-bindings/clock/qcom,mss-sc7180.h diff --git a/Documentation/devicetree/bindings/clock/qcom,sc7180-mss.yaml b/Documentation/devicetree/bindings/clock/qcom,sc7180-mss.yaml new file mode 100644 index 0000000..0dd5d25 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/qcom,sc7180-mss.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/qcom,sc7180-mss.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Modem Clock Controller Binding for SC7180 + +maintainers: + - Taniya Das <tdas@xxxxxxxxxxxxxx> + +description: | + Qualcomm modem clock control module which supports the clocks on SC7180. + + See also: + - dt-bindings/clock/qcom,mss-sc7180.h + +properties: + compatible: + const: qcom,sc7180-mss + + clocks: + items: + - description: gcc_mss_mfab_axi clock from GCC + - description: gcc_mss_nav_axi clock from GCC + - description: gcc_mss_cfg_ahb clock from GCC + + clock-names: + items: + - const: gcc_mss_mfab_axis + - const: gcc_mss_nav_axi + - const: cfg_ahb + + '#clock-cells': + const: 1 + + reg: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - '#clock-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,gcc-sc7180.h> + clock-controller@41a8000 { + compatible = "qcom,sc7180-mss"; + reg = <0 0x041a8000 0 0x8000>; + clocks = <&gcc GCC_MSS_MFAB_AXIS_CLK>, + <&gcc GCC_MSS_NAV_AXI_CLK>, + <&gcc GCC_MSS_CFG_AHB_CLK>; + clock-names = "gcc_mss_mfab_axis", + "gcc_mss_nav_axi", + "cfg_ahb"; + #clock-cells = <1>; + }; +... diff --git a/include/dt-bindings/clock/qcom,gcc-sc7180.h b/include/dt-bindings/clock/qcom,gcc-sc7180.h index e8029b2e..1258fd0 100644 --- a/include/dt-bindings/clock/qcom,gcc-sc7180.h +++ b/include/dt-bindings/clock/qcom,gcc-sc7180.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2019, The Linux Foundation. All rights reserved. + * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved. */ #ifndef _DT_BINDINGS_CLK_QCOM_GCC_SC7180_H @@ -132,6 +132,11 @@ #define GCC_VIDEO_GPLL0_DIV_CLK_SRC 122 #define GCC_VIDEO_THROTTLE_AXI_CLK 123 #define GCC_VIDEO_XO_CLK 124 +#define GCC_MSS_CFG_AHB_CLK 125 +#define GCC_MSS_MFAB_AXIS_CLK 126 +#define GCC_MSS_NAV_AXI_CLK 127 +#define GCC_MSS_Q6_MEMNOC_AXI_CLK 128 +#define GCC_MSS_SNOC_AXI_CLK 129 /* GCC resets */ #define GCC_QUSB2PHY_PRIM_BCR 0 diff --git a/include/dt-bindings/clock/qcom,mss-sc7180.h b/include/dt-bindings/clock/qcom,mss-sc7180.h new file mode 100644 index 0000000..f15a9de --- /dev/null +++ b/include/dt-bindings/clock/qcom,mss-sc7180.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020, The Linux Foundation. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_MSS_SC7180_H +#define _DT_BINDINGS_CLK_QCOM_MSS_SC7180_H + +#define MSS_AXI_CRYPTO_CLK 0 +#define MSS_AXI_NAV_CLK 1 + +#endif -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member of the Code Aurora Forum, hosted by the Linux Foundation.
