add MERGE additional properties description for mt8195:
1. async clock
2. fifo setting enable
3. reset controller
Signed-off-by: jason-jh.lin <jason-jh.lin@xxxxxxxxxxxx>
---
.../display/mediatek/mediatek,merge.yaml | 31 +++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
index 75beeb207ceb..542dd7137d3b 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml
@@ -38,6 +38,19 @@ properties:
clocks:
items:
- description: MERGE Clock
+ - description: MERGE Async Clock
+ Controlling the synchronous process between MERGE and other display
+ function blocks cross clock domain.
+
+ mediatek,merge-fifo-en:
+ description:
+ The setting of merge fifo is mainly provided for the display latency
+ buffer to ensure that the back-end panel display data will not be
+ underrun, a little more data is needed in the fifo.
+ According to the merge fifo settings, when the water level is detected
+ to be insufficient, it will trigger RDMA sending ultra and preulra
+ command to SMI to speed up the data rate.
+ type: boolean
mediatek,gce-client-reg:
description:
@@ -50,6 +63,11 @@ properties:
$ref: /schemas/types.yaml#/definitions/phandle-array
maxItems: 1
+ resets:
+ description: reset controller
+ See Documentation/devicetree/bindings/reset/reset.txt for details.
+ maxItems: 1
+
required:
- compatible
- reg
@@ -67,3 +85,16 @@ examples:
power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
clocks = <&mmsys CLK_MM_DISP_MERGE>;
};
+
+ merge5: disp_vpp_merge5@1c110000 {
+ compatible = "mediatek,mt8195-disp-merge";
+ reg = <0 0x1c110000 0 0x1000>;
+ interrupts = <GIC_SPI 507 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&vdosys1 CLK_VDO1_VPP_MERGE4>,
+ <&vdosys1 CLK_VDO1_MERGE4_DL_ASYNC>;
+ clock-names = "merge","merge_async";
+ power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>;
+ mediatek,gce-client-reg = <&gce1 SUBSYS_1c11XXXX 0x0000 0x1000>;
+ mediatek,merge-fifo-en = <1>;
+ resets = <&vdosys1 MT8195_VDOSYS1_SW0_RST_B_MERGE4_DL_ASYNC>;
+ };
--
2.18.0
