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| author | Lubomir Rintel <lkundrak@v3.sk> | 2019-02-19 22:01:02 +0100 |
|---|---|---|
| committer | Lubomir Rintel <lkundrak@v3.sk> | 2019-04-19 07:28:33 +0200 |
| commit | 9d98b6d0737884065080074c09ac99c9f5f25dba (patch) | |
| tree | aa1456c49f01062ef8d8960f2ec9b2a9b3319ef8 | |
| parent | d7d4125b170cea52511682900425aeed898a57b0 (diff) | |
| download | openfirmware-9d98b6d0737884065080074c09ac99c9f5f25dba.tar.gz | |
olpc: add /port nodes to /dcon
This adds port nodes, following the bindings/graph.txt binding, needed for
constructing the device graph from the LCDC to the panel.
| -rw-r--r-- | dev/olpc/dcon/mmp2dcon.fth | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/dev/olpc/dcon/mmp2dcon.fth b/dev/olpc/dcon/mmp2dcon.fth index 24eca70d..65414a40 100644 --- a/dev/olpc/dcon/mmp2dcon.fth +++ b/dev/olpc/dcon/mmp2dcon.fth @@ -26,6 +26,33 @@ dcon-irq-gpio# 0 encode-gpio " irq" encode-string encode+ " gpio-names" property +new-device + " ports" device-name + 1 " #address-cells" integer-property + 0 " #size-cells" integer-property + + : decode-unit ( adr len -- phys ) $number if 0 then ; + : encode-unit ( phys -- adr len ) (u.) ; + : open ( -- true ) true ; + : close ( -- ) ; + + new-device + " port" device-name + 0 " reg" integer-property + new-device + " endpoint" device-name + finish-device + finish-device + + new-device + " port" device-name + 1 " reg" integer-property + new-device + " endpoint" device-name + finish-device + finish-device +finish-device + \ DCON internal registers, accessed via I2C \ 0 constant DCON_ID \ 1 constant DCON_MODE |