From: Nicolas Boichat <drinkcat@chromium.org>
To: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org,
Tomeu Vizoso <tomeu.vizoso@collabora.com>,
David Airlie <airlied@linux.ie>,
linux-kernel@vger.kernel.org, Liam Girdwood <lgirdwood@gmail.com>,
dri-devel@lists.freedesktop.org,
Steven Price <steven.price@arm.com>,
Mark Brown <broonie@kernel.org>,
linux-mediatek@lists.infradead.org,
Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>,
hsinyi@chromium.org, Matthias Brugger <matthias.bgg@gmail.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 2/7] arm64: dts: mt8183: Add node for the Mali GPU
Date: Wed, 8 Jan 2020 13:23:32 +0800 [thread overview]
Message-ID: <20200108052337.65916-3-drinkcat@chromium.org> (raw)
In-Reply-To: <20200108052337.65916-1-drinkcat@chromium.org>
Add a basic GPU node for mt8183.
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
---
Upstreaming what matches existing bindings from our Chromium OS tree:
https://chromium.googlesource.com/chromiumos/third_party/kernel/+/chromeos-4.19/arch/arm64/boot/dts/mediatek/mt8183.dtsi#1348
The evb part of this change depends on this patch to add PMIC dtsi:
https://patchwork.kernel.org/patch/10928161/
The binding we use with out-of-tree Mali drivers includes more
clocks, this is used for devfreq: the out-of-tree driver switches
clk_mux to clk_sub_parent (26Mhz), adjusts clk_main_parent, then
switches clk_mux back to clk_main_parent:
(see https://chromium.googlesource.com/chromiumos/third_party/kernel/+/chromeos-4.19/drivers/gpu/arm/midgard/platform/mediatek/mali_kbase_runtime_pm.c#423)
clocks =
<&topckgen CLK_TOP_MFGPLL_CK>,
<&topckgen CLK_TOP_MUX_MFG>,
<&clk26m>,
<&mfgcfg CLK_MFG_BG3D>;
clock-names =
"clk_main_parent",
"clk_mux",
"clk_sub_parent",
"subsys_mfg_cg";
v2:
- Use sram instead of mali_sram as SRAM supply name.
- Rename mali@ to gpu@.
arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 7 ++
arch/arm64/boot/dts/mediatek/mt8183.dtsi | 104 ++++++++++++++++++++
2 files changed, 111 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
index 1fb195c683c3d01..7d609e0cd9b4975 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
@@ -7,6 +7,7 @@
/dts-v1/;
#include "mt8183.dtsi"
+#include "mt6358.dtsi"
/ {
model = "MediaTek MT8183 evaluation board";
@@ -30,6 +31,12 @@ &auxadc {
status = "okay";
};
+&gpu {
+ supply-names = "mali", "sram";
+ mali-supply = <&mt6358_vgpu_reg>;
+ sram-supply = <&mt6358_vsram_gpu_reg>;
+};
+
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c_pins_0>;
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index 1ade9153e5c265b..4da3f1ed1c15bf3 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -597,6 +597,110 @@ mfgcfg: syscon@13000000 {
#clock-cells = <1>;
};
+ gpu: gpu@13040000 {
+ compatible = "mediatek,mt8183-mali", "arm,mali-bifrost";
+ reg = <0 0x13040000 0 0x4000>;
+ interrupts =
+ <GIC_SPI 280 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 279 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 278 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "job", "mmu", "gpu";
+
+ clocks = <&topckgen CLK_TOP_MFGPLL_CK>;
+
+ power-domains =
+ <&scpsys MT8183_POWER_DOMAIN_MFG_CORE0>,
+ <&scpsys MT8183_POWER_DOMAIN_MFG_CORE1>,
+ <&scpsys MT8183_POWER_DOMAIN_MFG_2D>;
+
+ operating-points-v2 = <&gpu_opp_table>;
+ };
+
+ gpu_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-300000000 {
+ opp-hz = /bits/ 64 <300000000>;
+ opp-microvolt = <625000>, <850000>;
+ };
+
+ opp-320000000 {
+ opp-hz = /bits/ 64 <320000000>;
+ opp-microvolt = <631250>, <850000>;
+ };
+
+ opp-340000000 {
+ opp-hz = /bits/ 64 <340000000>;
+ opp-microvolt = <637500>, <850000>;
+ };
+
+ opp-360000000 {
+ opp-hz = /bits/ 64 <360000000>;
+ opp-microvolt = <643750>, <850000>;
+ };
+
+ opp-380000000 {
+ opp-hz = /bits/ 64 <380000000>;
+ opp-microvolt = <650000>, <850000>;
+ };
+
+ opp-400000000 {
+ opp-hz = /bits/ 64 <400000000>;
+ opp-microvolt = <656250>, <850000>;
+ };
+
+ opp-420000000 {
+ opp-hz = /bits/ 64 <420000000>;
+ opp-microvolt = <662500>, <850000>;
+ };
+
+ opp-460000000 {
+ opp-hz = /bits/ 64 <460000000>;
+ opp-microvolt = <675000>, <850000>;
+ };
+
+ opp-500000000 {
+ opp-hz = /bits/ 64 <500000000>;
+ opp-microvolt = <687500>, <850000>;
+ };
+
+ opp-540000000 {
+ opp-hz = /bits/ 64 <540000000>;
+ opp-microvolt = <700000>, <850000>;
+ };
+
+ opp-580000000 {
+ opp-hz = /bits/ 64 <580000000>;
+ opp-microvolt = <712500>, <850000>;
+ };
+
+ opp-620000000 {
+ opp-hz = /bits/ 64 <620000000>;
+ opp-microvolt = <725000>, <850000>;
+ };
+
+ opp-653000000 {
+ opp-hz = /bits/ 64 <653000000>;
+ opp-microvolt = <743750>, <850000>;
+ };
+
+ opp-698000000 {
+ opp-hz = /bits/ 64 <698000000>;
+ opp-microvolt = <768750>, <868750>;
+ };
+
+ opp-743000000 {
+ opp-hz = /bits/ 64 <743000000>;
+ opp-microvolt = <793750>, <893750>;
+ };
+
+ opp-800000000 {
+ opp-hz = /bits/ 64 <800000000>;
+ opp-microvolt = <825000>, <925000>;
+ };
+ };
+
mmsys: syscon@14000000 {
compatible = "mediatek,mt8183-mmsys", "syscon";
reg = <0 0x14000000 0 0x1000>;
--
2.24.1.735.g03f4e72817-goog
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next prev parent reply other threads:[~2020-01-08 5:24 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-08 5:23 [PATCH v2 0/7] Add dts for mt8183 GPU (and misc panfrost patches) Nicolas Boichat
2020-01-08 5:23 ` [PATCH v2 1/7] dt-bindings: gpu: mali-bifrost: Add Mediatek MT8183 Nicolas Boichat
2020-01-08 5:23 ` Nicolas Boichat [this message]
2020-01-08 5:23 ` [PATCH v2 3/7] drm/panfrost: Improve error reporting in panfrost_gpu_power_on Nicolas Boichat
2020-01-09 12:03 ` Steven Price
2020-01-08 5:23 ` [PATCH v2 4/7] drm/panfrost: Add support for a second regulator for the GPU Nicolas Boichat
2020-01-08 13:23 ` Mark Brown
2020-01-08 22:52 ` Nicolas Boichat
2020-01-09 14:14 ` Steven Price
2020-01-09 16:28 ` Mark Brown
2020-01-09 16:53 ` Steven Price
2020-01-09 19:49 ` Mark Brown
2020-01-10 11:30 ` Steven Price
2020-01-14 7:21 ` Nicolas Boichat
2020-01-09 16:56 ` Rob Herring
2020-01-10 11:39 ` Steven Price
2020-01-08 5:23 ` [PATCH v2 5/7] drm/panfrost: Add support for multiple power domain support Nicolas Boichat
2020-01-09 14:08 ` Steven Price
2020-01-10 1:53 ` Nicolas Boichat
2020-01-27 7:55 ` Ulf Hansson
2020-02-07 2:04 ` Nicolas Boichat
2020-02-07 2:04 ` Nicolas Boichat
2020-01-08 5:23 ` [PATCH v2 6/7, RFC] drm/panfrost: Add bifrost compatible string Nicolas Boichat
2020-01-09 14:11 ` Steven Price
2020-01-08 5:23 ` [PATCH v2 7/7, RFC]: drm/panfrost: devfreq: Add support for 2 regulators Nicolas Boichat
2020-01-08 20:09 ` Rob Herring
2020-01-08 22:44 ` Nicolas Boichat
2020-01-08 12:56 ` [PATCH v2 0/7] Add dts for mt8183 GPU (and misc panfrost patches) Alyssa Rosenzweig
2020-01-09 9:08 ` Nicolas Boichat
2020-01-09 12:01 ` Steven Price
2020-01-09 13:10 ` Robin Murphy
2020-01-09 13:29 ` Steven Price
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