[PATCH v4 1/2] dt-bindings: spmi: document binding for the Mediatek SPMI controller
From: Hsin-Hsiung Wang <hidden>
Date: 2020-10-16 16:10:54
Also in:
linux-arm-msm, linux-devicetree, linux-mediatek, lkml
Subsystem:
open firmware and flattened device tree bindings, spmi subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Stephen Boyd, Linus Torvalds
This adds documentation for the SPMI controller found on Mediatek SoCs. Signed-off-by: Hsin-Hsiung Wang <redacted> --- .../bindings/spmi/mtk,spmi-mtk-pmif.yaml | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
diff --git a/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
new file mode 100644
index 000000000000..9945200a35b3
--- /dev/null
+++ b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml@@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spmi/mtk,spmi-mtk-pmif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek SPMI Controller Device Tree Bindings + +maintainers: + - Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> + +description: |+ + On MediaTek SoCs the PMIC is connected via SPMI and the controller allows + for multiple SoCs to control a single SPMI master. + +properties: + compatible: + const: mediatek,mt6873-spmi + + reg: + minItems: 2 + maxItems: 2 + + reg-names: + items: + - const: "pmif" + - const: "spmimst" + + clocks: + minItems: 3 + maxItems: 3 + + clock-names: + items: + - const: "pmif_sys_ck" + - const: "pmif_tmr_ck" + - const: "spmimst_clk_mux" + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + +examples: + - | + #include <dt-bindings/clock/mt8192-clk.h> + + spmi: spmi@10027000 { + compatible = "mediatek,mt6873-spmi"; + reg = <0 0x10027000 0 0x000e00>, + <0 0x10029000 0 0x000100>; + reg-names = "pmif", "spmimst"; + clocks = <&infracfg CLK_INFRA_PMIC_AP>, + <&infracfg CLK_INFRA_PMIC_TMR>, + <&topckgen CLK_TOP_SPMI_MST_SEL>; + clock-names = "pmif_sys_ck", + "pmif_tmr_ck", + "spmimst_clk_mux"; + assigned-clocks = <&topckgen CLK_TOP_PWRAP_ULPOSC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_OSC_D10>; + }; +...
--
2.18.0
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