167 lines
4.6 KiB
Diff
167 lines
4.6 KiB
Diff
From 440c2ac99c32cfdf9556a041e5da4489fb3eaa77 Mon Sep 17 00:00:00 2001
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From: JMCC <JMCC@localhost>
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Date: Sun, 27 Dec 2020 02:58:41 +0100
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Subject: [PATCH] add-oc-opp-rk3399
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Signed-off-by: JMCC <JMCC@localhost>
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---
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arch/arm64/boot/dts/rockchip/overlay/Makefile | 4 +-
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.../rockchip/overlay/README.rockchip-overlays | 11 ++++
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.../overlay/rockchip-rk3399-oc-20.dts | 38 ++++++++++++
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.../overlay/rockchip-rk3399-oc-22.dts | 58 +++++++++++++++++++
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4 files changed, 110 insertions(+), 1 deletion(-)
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create mode 100644 arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-20.dts
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create mode 100644 arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-22.dts
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diff --git a/arch/arm64/boot/dts/rockchip/overlay/Makefile b/arch/arm64/boot/dts/rockchip/overlay/Makefile
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index c5f52da3..9d39fce0 100644
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--- a/arch/arm64/boot/dts/rockchip/overlay/Makefile
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+++ b/arch/arm64/boot/dts/rockchip/overlay/Makefile
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@@ -3,10 +3,12 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
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rockchip-i2c7.dtbo \
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rockchip-i2c8.dtbo \
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rockchip-pcie-gen2.dtbo \
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+ rockchip-rk3399-oc-20.dtbo \
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+ rockchip-rk3399-oc-22.dtbo \
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rockchip-spi-jedec-nor.dtbo \
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rockchip-spi-spidev.dtbo \
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rockchip-uart4.dtbo \
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- rockchip-w1-gpio.dtbo
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+ rockchip-w1-gpio.dtbo
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scr-$(CONFIG_ARCH_ROCKCHIP) += \
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rockchip-fixup.scr
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diff --git a/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays b/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
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index ba6d51f6..13b55335 100644
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--- a/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
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+++ b/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
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@@ -29,6 +29,17 @@ I2C8 pins (SCL, SDA): GPIO1-C5, GPIO1-C4
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Enables PCIe Gen2 link speed on RK3399.
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WARNING! Not officially supported by Rockchip!!!
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+### rk3399-oc-20
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+
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+Enables Overclocking frequencies 2.0/1.5 Ghz.
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+This one should be stable in almost any individual chip
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+
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+### rk3399-oc-22
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+
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+Enables Overclocking frequencies 2.2/1.7 Ghz.
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+This one should also be stable in most cases, but make
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+sure you have very good cooling
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+
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### spi-jedec-nor
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Activates MTD support for JEDEC compatible SPI NOR flash chips on SPI bus
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diff --git a/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-20.dts b/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-20.dts
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new file mode 100644
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index 00000000..32f70cfe
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--- /dev/null
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+++ b/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-20.dts
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@@ -0,0 +1,38 @@
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+/dts-v1/;
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+/plugin/;
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+
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+/ {
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+ compatible = "rockchip,rockpi","rockchip,rk3399";
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+
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+ fragment@0 {
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+ target = <&cluster0_opp>;
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+
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+ __overlay__ {
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+ rockchip,bin-scaling-sel = <
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+ 0 12
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+ 1 12
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+ >;
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+ opp-1512000000 {
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+ opp-hz = /bits/ 64 <1512000000>;
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+ opp-microvolt = <1150000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&cluster1_opp>;
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+
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+ __overlay__ {
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+ rockchip,bin-scaling-sel = <
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+ 0 1
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+ 1 1
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+ >;
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+ opp-1992000000 {
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+ opp-hz = /bits/ 64 <1992000000>;
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+ opp-microvolt = <1250000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ };
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+ };
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+};
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diff --git a/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-22.dts b/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-22.dts
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new file mode 100644
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index 00000000..04b23b57
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--- /dev/null
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+++ b/arch/arm64/boot/dts/rockchip/overlay/rockchip-rk3399-oc-22.dts
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@@ -0,0 +1,58 @@
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+/dts-v1/;
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+/plugin/;
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+
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+/ {
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+ compatible = "rockchip,rockpi","rockchip,rk3399";
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+
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+ fragment@0 {
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+ target = <&cluster0_opp>;
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+
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+ __overlay__ {
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+ rockchip,bin-scaling-sel = <
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+ 0 12
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+ 1 12
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+ >;
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+ opp-1512000000 {
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+ opp-hz = /bits/ 64 <1512000000>;
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+ opp-microvolt = <1150000 1150000 1200000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ opp-1608000000 {
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+ opp-hz = /bits/ 64 <1608000000>;
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+ opp-microvolt = <1175000 1175000 1200000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ opp-1704000000 {
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+ opp-hz = /bits/ 64 <1704000000>;
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+ opp-microvolt = <1300000 1300000 1300000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&cluster1_opp>;
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+
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+ __overlay__ {
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+ rockchip,bin-scaling-sel = <
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+ 0 1
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+ 1 1
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+ >;
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+ opp-1992000000 {
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+ opp-hz = /bits/ 64 <1992000000>;
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+ opp-microvolt = <1250000 1250000 1250000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ opp-2088000000 {
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+ opp-hz = /bits/ 64 <2088000000>;
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+ opp-microvolt = <1300000 1300000 1300000>;
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+ cloc-latency-ns = <40000>;
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+ };
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+ opp-2184000000 {
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+ opp-hz = /bits/ 64 <2184000000>;
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+ opp-microvolt = <1350000 1350000 1350000>;
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+ clock-latency-ns = <40000>;
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+ };
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+ };
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+ };
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+};
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--
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Created with Armbian build tools https://github.com/armbian/build
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