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-rw-r--r-- | Documentation/devicetree/bindings/soc/fsl/imx_seco_mu.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/soc/fsl/imx_seco_mu.txt b/Documentation/devicetree/bindings/soc/fsl/imx_seco_mu.txt new file mode 100644 index 000000000000..0813955af851 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/fsl/imx_seco_mu.txt @@ -0,0 +1,24 @@ +NXP i.MX8 SECO MU + +Driver for exchanging messages with SECO core on i.MX8 SOC. +Communication with SECO is performed through a Messaging Unit (MU). +Exposes a char device to user-space. + +Required properties: + - compatible : Contains "fsl,imx8-seco-mu". + - reg : Offset and length of the register set for the device. + - power-domains : phandle pointing to power domain. + - interrupts : the interrupt line from the MU. + - fsl,seco_mu_id : Index of this MU from SECO point of view. + - fsl,seco_max_users: Maximum number of users allowed to share this MU. + +Example: +mu_seco2: mu@31560000 { + compatible = "fsl,imx8-seco-mu"; + reg = <0x0 0x31560000 0x0 0x10000>; + power-domains = <&pd_seco_mu_2>; + interrupts = <GIC_SPI 448 IRQ_TYPE_LEVEL_HIGH>; + fsl,seco_mu_id = <2>; + fsl,seco_max_users = <2>; + status = "okay"; +}; |