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authorXiaofei Tan <tanxiaofei@huawei.com>2018-01-17 19:46:52 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2018-01-23 04:03:58 +0300
commit56ad7fcd4f058f74db8f4b08dd4e61a52bd8feba (patch)
treeb382ac43c0c10c189b9f2328cdf004ea7e5cfa8c /Documentation/devicetree/bindings/scsi/hisilicon-sas.txt
parentf870bcbe9a991264f424ad937916695b2f3de133 (diff)
downloadlinux-56ad7fcd4f058f74db8f4b08dd4e61a52bd8feba.tar.xz
scsi: hisi_sas: devicetree: bindings: add LED feature for v2 hw
Add directly attached disk LED feature for v2 hw. Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com> Signed-off-by: John Garry <john.garry@huawei.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'Documentation/devicetree/bindings/scsi/hisilicon-sas.txt')
-rw-r--r--Documentation/devicetree/bindings/scsi/hisilicon-sas.txt5
1 files changed, 4 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt b/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt
index b6a869f97715..df3bef7998fa 100644
--- a/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt
+++ b/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt
@@ -8,7 +8,10 @@ Main node required properties:
(b) "hisilicon,hip06-sas-v2" for v2 hw in hip06 chipset
(c) "hisilicon,hip07-sas-v2" for v2 hw in hip07 chipset
- sas-addr : array of 8 bytes for host SAS address
- - reg : Address and length of the SAS register
+ - reg : Contains two regions. The first is the address and length of the SAS
+ register. The second is the address and length of CPLD register for
+ SGPIO control. The second is optional, and should be set only when
+ we use a CPLD for directly attached disk LED control.
- hisilicon,sas-syscon: phandle of syscon used for sas control
- ctrl-reset-reg : offset to controller reset register in ctrl reg
- ctrl-reset-sts-reg : offset to controller reset status register in ctrl reg