linux-kernel - [v7, PATCH 4/7] dt-bindings: mediatek: add rdma_fifo

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 23 Jul 2020 10:03:15 +0800
From:   Yongqiang Niu <yongqiang.niu@...iatek.com>
To:     CK Hu <ck.hu@...iatek.com>, Philipp Zabel <p.zabel@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        Mark Rutland <mark.rutland@....com>,
        <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Yongqiang Niu <yongqiang.niu@...iatek.com>
Subject: [v7, PATCH 4/7] dt-bindings: mediatek: add rdma_fifo_size description for mt8183 display

Update device tree binding document for rdma_fifo_size

Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
---
 .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
index b91e709..e6bbe32 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt
@@ -66,6 +66,11 @@ Required properties (DMA function blocks):
   argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
   for details.
 
+Optional properties (RDMA function blocks):
+- mediatek,rdma_fifo_size: rdma fifo size may be different even in same SOC, add this
+  property to the corresponding rdma
+  the value is the Max value which defined in hardware data sheet.
+
 Examples:
 
 mmsys: clock-controller@...00000 {
@@ -207,3 +212,12 @@ od@...23000 {
 	power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>;
 	clocks = <&mmsys CLK_MM_DISP_OD>;
 };
+
+rdma1: rdma@...0c000 {
+	compatible = "mediatek,mt8183-disp-rdma";
+	reg = <0 0x1400c000 0 0x1000>;
+	interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
+	power-domains = <&scpsys MT8183_POWER_DOMAIN_DISP>;
+	clocks = <&mmsys CLK_MM_DISP_RDMA1>;
+	mediatek,rdma_fifo_size = <2048>;
+};
-- 
1.8.1.1.dirty