From: Bibby Hsieh <bibby.hsieh@mediatek.com>
To: Jassi Brar <jassisinghbrar@gmail.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Rob Herring <robh+dt@kernel.org>, CK HU <ck.hu@mediatek.com>
Cc: Daniel Kurtz <djkurtz@chromium.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<srv_heupstream@mediatek.com>,
Sascha Hauer <kernel@pengutronix.de>,
Philipp Zabel <p.zabel@pengutronix.de>,
Nicolas Boichat <drinkcat@chromium.org>,
Bibby Hsieh <bibby.hsieh@mediatek.com>,
YT Shen <yt.shen@mediatek.com>,
Daoyuan Huang <daoyuan.huang@mediatek.com>,
Jiaguang Zhang <jiaguang.zhang@mediatek.com>,
Dennis-YC Hsieh <dennis-yc.hsieh@mediatek.com>,
Houlong Wei <houlong.wei@mediatek.com>, <ginny.chen@mediatek.com>,
<kendrick.hsu@mediatek.com>,
Frederic Chen <Frederic.Chen@mediatek.com>
Subject: [PATCH v4 04/12] dt-binding: gce: add binding for gce subsys property
Date: Mon, 15 Apr 2019 20:58:25 +0800 [thread overview]
Message-ID: <20190415125833.38704-5-bibby.hsieh@mediatek.com> (raw)
In-Reply-To: <20190415125833.38704-1-bibby.hsieh@mediatek.com>
cmdq driver provide a function that get the relationship
of sub system number from device node for client.
add specification for #subsys-cells, mediatek,gce-subsys.
Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
---
.../devicetree/bindings/mailbox/mtk-gce.txt | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt
index 2f175d6b296d..755b30fd6041 100644
--- a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt
+++ b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt
@@ -26,13 +26,20 @@ Required properties:
phandle: Label name of a gce node.
event_number: the event number defined in 'dt-bindings/gce/mt8173-gce.h'
or 'dt-binding/gce/mt8183-gce.h'.
+- #subsys-cells: Should be 3.
+ <&phandle subsys_number start_offset size>
+ phandle: Label name of a gce node.
+ subsys_number: specify the sub-system id which is corresponding
+ to the register address.
+ start_offset: the start offset of register address that GCE can access.
+ size: the total size of register address that GCE can access.
Required properties for a client device:
- mboxes: Client use mailbox to communicate with GCE, it should have this
property and list of phandle, mailbox specifiers.
-- mediatek,gce-subsys: u32, specify the sub-system id which is corresponding
- to the register address.
Optional propertier for a client device:
+- mediatek,gce-client-reg: u32, specify the sub-system id which is corresponding
+ to the register address.
- mediatek,gce-event-names: the event name can be defined by user.
- mediatek,gce-events: u32, the event number defined in
'dt-bindings/gce/mt8173-gce.h' or 'dt-binding/gce/mt8183-gce.h'.
@@ -50,6 +57,7 @@ Example:
clock-names = "gce";
#mbox-cells = <3>;
#event-cells = <1>;
+ #subsys-cells = <3>;
};
Example for a client device:
@@ -58,7 +66,8 @@ Example for a client device:
compatible = "mediatek,mt8173-mmsys";
mboxes = <&gce 0 CMDQ_THR_PRIO_LOWEST 1>,
<&gce 1 CMDQ_THR_PRIO_LOWEST 1>;
- mediatek,gce-subsys = <SUBSYS_1400XXXX>;
+ mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x3000 0x1000>,
+ <&gce SUBSYS_1401XXXX 0x2000 0x100>;
mediatek,gce-event-names = "rdma0_sof",
"rsz0_sof";
mediatek,gce-events = <&gce CMDQ_EVENT_MDP_RDMA0_SOF>,
--
2.18.0
next prev parent reply other threads:[~2019-04-15 12:59 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-15 12:58 [PATCH v4 00/12] support gce on mt8183 platform Bibby Hsieh
2019-04-15 12:58 ` [PATCH v4 01/12] dt-binding: gce: remove thread-num property Bibby Hsieh
2019-04-24 19:50 ` Rob Herring
2019-04-15 12:58 ` [PATCH v4 02/12] dt-binding: gce: add gce header file for mt8183 Bibby Hsieh
2019-04-15 12:58 ` [PATCH v4 03/12] dt-binding: gce: add binding for gce event property Bibby Hsieh
2019-04-24 19:56 ` Rob Herring
2019-04-15 12:58 ` Bibby Hsieh [this message]
2019-04-15 12:58 ` [PATCH v4 05/12] soc: mediatek: cmdq: move the CMDQ_IRQ_MASK into cmdq driver data Bibby Hsieh
2019-04-22 3:51 ` CK Hu
2019-04-23 14:39 ` Matthias Brugger
2019-04-15 12:58 ` [PATCH v4 06/12] soc: mediatek: cmdq: support mt8183 gce function Bibby Hsieh
2019-04-22 3:53 ` CK Hu
2019-04-15 12:58 ` [PATCH v4 07/12] soc: mediatek: cmdq: clear the event in cmdq initial flow Bibby Hsieh
2019-04-22 4:10 ` CK Hu
2019-04-15 12:58 ` [PATCH v4 08/12] soc: mediatek: cmdq: add packet encoder function Bibby Hsieh
2019-04-22 5:31 ` CK Hu
2019-04-15 12:58 ` [PATCH v4 09/12] soc: mediatek: cmdq: add polling function Bibby Hsieh
2019-04-23 15:25 ` Dennis-YC Hsieh
2019-04-15 12:58 ` [PATCH v4 10/12] soc: mediatek: cmdq: add cmdq_dev_get_subsys function Bibby Hsieh
2019-04-15 12:58 ` [PATCH v4 11/12] soc: mediatek: cmdq: add cmdq_dev_get_event function Bibby Hsieh
2019-04-15 12:58 ` [PATCH v4 12/12] arm64: dts: add gce node for mt8183 Bibby Hsieh
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