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author | Ahmad Fatoum <ahmad@a3f.at> | 2019-09-09 11:31:29 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-09-09 15:23:41 +0200 |
commit | c7d68aad12e739be7793b37ff4e02479883d7707 (patch) | |
tree | 9bfc7a31e9a1b2f4558a29179445474211529602 | |
parent | 801b7cff0210fab83768847b2390f6821e95e2ab (diff) | |
download | barebox-c7d68aad12e739be7793b37ff4e02479883d7707.tar.gz barebox-c7d68aad12e739be7793b37ff4e02479883d7707.tar.xz |
sandbox: dts: add example for barebox, hostfile backed state
Previous commit now allows probing barebox,hostfile to be probed from
device tree. Add a barebox state node that shows how to use it. It's not
included by default, same as barebox-libftdi-example.dtsi in the same
directory.
Signed-off-by: Ahmad Fatoum <ahmad@a3f.at>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r-- | arch/sandbox/dts/sandbox-state-example.dtsi | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/sandbox/dts/sandbox-state-example.dtsi b/arch/sandbox/dts/sandbox-state-example.dtsi new file mode 100644 index 0000000000..fc17bd0788 --- /dev/null +++ b/arch/sandbox/dts/sandbox-state-example.dtsi @@ -0,0 +1,50 @@ +/ { + aliases { + state = &state; + }; + + disk { + compatible = "barebox,hostfile"; + barebox,filename = "disk"; + reg = <0x0 0x0 0x100000>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + hostfile_state: state@0 { + reg = <0x0 0x1000>; + label = "state"; + }; + }; + }; + + state: state { + magic = <0xaa3b86a6>; + compatible = "barebox,state"; + backend-type = "raw"; + backend = <&hostfile_state>; + backend-storage-type = "direct"; + backend-stridesize = <64>; + + #address-cells = <1>; + #size-cells = <1>; + vars { + #address-cells = <1>; + #size-cells = <1>; + + x { + reg = <0x0 0x4>; + type = "uint32"; + default = <1>; + }; + + y { + reg = <0x4 0x4>; + type = "uint32"; + default = <3>; + }; + }; + }; +}; |