From 35f607bc7da71b302fd6bf3d6d48d7ea66df1195 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 11 Sep 2018 08:26:30 +0200 Subject: dts: update to v4.19-rc1 Signed-off-by: Sascha Hauer --- dts/Bindings/fsi/fsi-master-ast-cf.txt | 36 ++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 dts/Bindings/fsi/fsi-master-ast-cf.txt (limited to 'dts/Bindings/fsi/fsi-master-ast-cf.txt') diff --git a/dts/Bindings/fsi/fsi-master-ast-cf.txt b/dts/Bindings/fsi/fsi-master-ast-cf.txt new file mode 100644 index 0000000000..3dc752db74 --- /dev/null +++ b/dts/Bindings/fsi/fsi-master-ast-cf.txt @@ -0,0 +1,36 @@ +Device-tree bindings for ColdFire offloaded gpio-based FSI master driver +------------------------------------------------------------------------ + +Required properties: + - compatible = + "aspeed,ast2400-cf-fsi-master" for an AST2400 based system + or + "aspeed,ast2500-cf-fsi-master" for an AST2500 based system + + - clock-gpios = ; : GPIO for FSI clock + - data-gpios = ; : GPIO for FSI data signal + - enable-gpios = ; : GPIO for enable signal + - trans-gpios = ; : GPIO for voltage translator enable + - mux-gpios = ; : GPIO for pin multiplexing with other + functions (eg, external FSI masters) + - memory-region = ; : Reference to the reserved memory for + the ColdFire. Must be 2M aligned on + AST2400 and 1M aligned on AST2500 + - aspeed,sram = ; : Reference to the SRAM node. + - aspeed,cvic = ; : Reference to the CVIC node. + +Examples: + + fsi-master { + compatible = "aspeed,ast2500-cf-fsi-master", "fsi-master"; + + clock-gpios = <&gpio 0>; + data-gpios = <&gpio 1>; + enable-gpios = <&gpio 2>; + trans-gpios = <&gpio 3>; + mux-gpios = <&gpio 4>; + + memory-region = <&coldfire_memory>; + aspeed,sram = <&sram>; + aspeed,cvic = <&cvic>; + } -- cgit v1.2.3