enoch/armbian-build
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Enable DMC for roc-rk3328-cc (renegade) in current

Browse Source
This commit is contained in:
Piotr Szczepanik 2020-03-13 21:29:14 +01:00
parent 8d0433d266
commit ea35add113
1 changed files with 92 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

92
patch/kernel/rockchip64-current/board-rk3328-roc-cc-dts-enable-dmc.patch Normal file
View File

@ -0,0 +1,92 @@
diff --git a/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts b/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
index a1041ec3e..cc5855eda 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
@@ -4,6 +4,7 @@
*/
/dts-v1/;
+#include "rk3328-dram-default-timing.dtsi"
#include "rk3328.dtsi"
/ {
@@ -14,6 +14,79 @@
stdout-path = "serial2:1500000n8";
};
+ dfi: dfi@ff790000 {
+ reg = <0x00 0xff790000 0x00 0x400>;
+ compatible = "rockchip,rk3328-dfi";
+ rockchip,grf = <&grf>;
+ status = "okey";
+ };
+
+ dmc: dmc {
+ compatible = "rockchip,rk3328-dmc";
+ center-supply = <&vdd_logic>;
+ devfreq-events = <&dfi>;
+ clocks = <&cru SCLK_DDRCLK>;
+ clock-names = "dmc_clk";
+ operating-points-v2 = <&dmc_opp_table>;
+ ddr_timing = <&ddr_timing>;
+ upthreshold = <40>;
+ downdifferential = <20>;
+ auto-min-freq = <786000>;
+ auto-freq-en = <0>;
+ #cooling-cells = <2>;
+ status = "okey";
+
+ ddr_power_model: ddr_power_model {
+ compatible = "ddr_power_model";
+ dynamic-power-coefficient = <120>;
+ static-power-coefficient = <200>;
+ ts = <32000 4700 (-80) 2>;
+ thermal-zone = "soc-thermal";
+ };
+ };
+
+ dmc_opp_table: dmc-opp-table {
+ compatible = "operating-points-v2";
+
+ rockchip,leakage-voltage-sel = <
+ 1 10 0
+ 11 254 1
+ >;
+ nvmem-cells = <&logic_leakage>;
+ nvmem-cell-names = "ddr_leakage";
+
+ opp-786000000 {
+ opp-hz = /bits/ 64 <786000000>;
+ opp-microvolt = <1075000>;
+ opp-microvolt-L0 = <1075000>;
+ opp-microvolt-L1 = <1050000>;
+ };
+ opp-798000000 {
+ opp-hz = /bits/ 64 <798000000>;
+ opp-microvolt = <1075000>;
+ opp-microvolt-L0 = <1075000>;
+ opp-microvolt-L1 = <1050000>;
+ };
+ opp-840000000 {
+ opp-hz = /bits/ 64 <840000000>;
+ opp-microvolt = <1075000>;
+ opp-microvolt-L0 = <1075000>;
+ opp-microvolt-L1 = <1050000>;
+ };
+ opp-924000000 {
+ opp-hz = /bits/ 64 <924000000>;
+ opp-microvolt = <1100000>;
+ opp-microvolt-L0 = <1100000>;
+ opp-microvolt-L1 = <1075000>;
+ };
+ opp-1056000000 {
+ opp-hz = /bits/ 64 <1056000000>;
+ opp-microvolt = <1175000>;
+ opp-microvolt-L0 = <1175000>;
+ opp-microvolt-L1 = <1150000>;
+ };
+ };
+
gmac_clkin: external-gmac-clock {
compatible = "fixed-clock";
clock-frequency = <125000000>;