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author | Lucas Stach <l.stach@pengutronix.de> | 2017-07-31 20:03:05 +0200 |
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committer | Lucas Stach <l.stach@pengutronix.de> | 2017-07-31 20:03:05 +0200 |
commit | d14b844b08635c717fb52a294ed8d6872e260315 (patch) | |
tree | 18607dcdd29688b2fa9528f79423183a68e9898d /dts/Bindings/soc | |
parent | 858b797e529e26c19bfa893fdb37ed67ff7a6006 (diff) | |
download | barebox-d14b844b08635c717fb52a294ed8d6872e260315.tar.gz barebox-d14b844b08635c717fb52a294ed8d6872e260315.tar.xz |
dts: update to v4.13-rc2
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Diffstat (limited to 'dts/Bindings/soc')
-rw-r--r-- | dts/Bindings/soc/mediatek/scpsys.txt | 6 | ||||
-rw-r--r-- | dts/Bindings/soc/qcom/qcom,glink.txt | 73 |
2 files changed, 78 insertions, 1 deletions
diff --git a/dts/Bindings/soc/mediatek/scpsys.txt b/dts/Bindings/soc/mediatek/scpsys.txt index 16fe94d778..b1d165b4d4 100644 --- a/dts/Bindings/soc/mediatek/scpsys.txt +++ b/dts/Bindings/soc/mediatek/scpsys.txt @@ -9,11 +9,14 @@ domain control. The driver implements the Generic PM domain bindings described in power/power_domain.txt. It provides the power domains defined in -include/dt-bindings/power/mt8173-power.h and mt2701-power.h. +- include/dt-bindings/power/mt8173-power.h +- include/dt-bindings/power/mt6797-power.h +- include/dt-bindings/power/mt2701-power.h Required properties: - compatible: Should be one of: - "mediatek,mt2701-scpsys" + - "mediatek,mt6797-scpsys" - "mediatek,mt8173-scpsys" - #power-domain-cells: Must be 1 - reg: Address range of the SCPSYS unit @@ -22,6 +25,7 @@ Required properties: These are clocks which hardware needs to be enabled before enabling certain power domains. Required clocks for MT2701: "mm", "mfg", "ethif" + Required clocks for MT6797: "mm", "mfg", "vdec" Required clocks for MT8173: "mm", "mfg", "venc", "venc_lt" Optional properties: diff --git a/dts/Bindings/soc/qcom/qcom,glink.txt b/dts/Bindings/soc/qcom/qcom,glink.txt new file mode 100644 index 0000000000..50fc20c6ce --- /dev/null +++ b/dts/Bindings/soc/qcom/qcom,glink.txt @@ -0,0 +1,73 @@ +Qualcomm RPM GLINK binding + +This binding describes the Qualcomm RPM GLINK, a fifo based mechanism for +communication with the Resource Power Management system on various Qualcomm +platforms. + +- compatible: + Usage: required + Value type: <stringlist> + Definition: must be "qcom,glink-rpm" + +- interrupts: + Usage: required + Value type: <prop-encoded-array> + Definition: should specify the IRQ used by the remote processor to + signal this processor about communication related events + +- qcom,rpm-msg-ram: + Usage: required + Value type: <prop-encoded-array> + Definition: handle to RPM message memory resource + +- mboxes: + Usage: required + Value type: <prop-encoded-array> + Definition: reference to the "rpm_hlos" mailbox in APCS, as described + in mailbox/mailbox.txt + += GLINK DEVICES +Each subnode of the GLINK node represent function tied to a virtual +communication channel. The name of the nodes are not important. The properties +of these nodes are defined by the individual bindings for the specific function +- but must contain the following property: + +- qcom,glink-channels: + Usage: required + Value type: <stringlist> + Definition: a list of channels tied to this function, used for matching + the function to a set of virtual channels + += EXAMPLE +The following example represents the GLINK RPM node on a MSM8996 device, with +the function for the "rpm_request" channel defined, which is used for +regualtors and root clocks. + + apcs_glb: mailbox@9820000 { + compatible = "qcom,msm8996-apcs-hmss-global"; + reg = <0x9820000 0x1000>; + + #mbox-cells = <1>; + }; + + rpm_msg_ram: memory@68000 { + compatible = "qcom,rpm-msg-ram"; + reg = <0x68000 0x6000>; + }; + + rpm-glink { + compatible = "qcom,glink-rpm"; + + interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>; + + qcom,rpm-msg-ram = <&rpm_msg_ram>; + + mboxes = <&apcs_glb 0>; + + rpm-requests { + compatible = "qcom,rpm-msm8996"; + qcom,glink-channels = "rpm_requests"; + + ... + }; + }; |