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-rw-r--r--Documentation/devicetree/bindings/clock/st,stm32mp1-rcc.yaml52
1 files changed, 49 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/clock/st,stm32mp1-rcc.yaml b/Documentation/devicetree/bindings/clock/st,stm32mp1-rcc.yaml
index 4e385508f516..242fe922b035 100644
--- a/Documentation/devicetree/bindings/clock/st,stm32mp1-rcc.yaml
+++ b/Documentation/devicetree/bindings/clock/st,stm32mp1-rcc.yaml
@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
title: Reset Clock Controller Binding
maintainers:
- - Gabriel Fernandez <gabriel.fernandez@st.com>
+ - Gabriel Fernandez <gabriel.fernandez@foss.st.com>
description: |
The RCC IP is both a reset and a clock controller.
@@ -41,6 +41,7 @@ description: |
The list of valid indices for STM32MP1 is available in:
include/dt-bindings/reset-controller/stm32mp1-resets.h
+ include/dt-bindings/reset-controller/stm32mp13-resets.h
This file implements defines like:
#define LTDC_R 3072
@@ -54,8 +55,13 @@ properties:
compatible:
items:
- - const: st,stm32mp1-rcc
+ - enum:
+ - st,stm32mp1-rcc-secure
+ - st,stm32mp1-rcc
+ - st,stm32mp13-rcc
- const: syscon
+ clocks: true
+ clock-names: true
reg:
maxItems: 1
@@ -66,14 +72,54 @@ required:
- compatible
- reg
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - st,stm32mp1-rcc-secure
+ - st,stm32mp13-rcc
+then:
+ properties:
+ clocks:
+ description: Specifies oscillators.
+ maxItems: 5
+
+ clock-names:
+ items:
+ - const: hse
+ - const: hsi
+ - const: csi
+ - const: lse
+ - const: lsi
+ required:
+ - clocks
+ - clock-names
+else:
+ properties:
+ clocks:
+ description:
+ Specifies the external RX clock for ethernet MAC.
+ maxItems: 1
+
+ clock-names:
+ const: ETH_RX_CLK/ETH_REF_CLK
+
additionalProperties: false
examples:
- |
+ #include <dt-bindings/clock/stm32mp1-clks.h>
rcc: rcc@50000000 {
- compatible = "st,stm32mp1-rcc", "syscon";
+ compatible = "st,stm32mp1-rcc-secure", "syscon";
reg = <0x50000000 0x1000>;
#clock-cells = <1>;
#reset-cells = <1>;
+ clock-names = "hse", "hsi", "csi", "lse", "lsi";
+ clocks = <&scmi_clk CK_SCMI_HSE>,
+ <&scmi_clk CK_SCMI_HSI>,
+ <&scmi_clk CK_SCMI_CSI>,
+ <&scmi_clk CK_SCMI_LSE>,
+ <&scmi_clk CK_SCMI_LSI>;
};
...