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arm64: dts: rockchip: px30: delete dmc 528MHz and en 666MHz ODT

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For a more stable system, delete the 528MHz frequency and open
the 666MHz frequency ODT.

Signed-off-by: Zhihuan He <huan.he@rock-chips.com>
Change-Id: I0354c6dde8f39a9b41878446475ee3acbe1be729
This commit is contained in:
Zhihuan He
2023-07-28 17:51:39 +08:00
committed by Tao Huang
parent 8ea19e3343
commit ed5a9690cf
2 changed files with 4 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm64/boot/dts/rockchip/px30-dram-default-timing.dtsi
View File

@@ -70,8 +70,8 @@
phy_lpddr4_dq_drv = <PHY_DDR4_LPDDR3_2_RON_RTT_80ohm>;
phy_lpddr4_odt = <PHY_DDR4_LPDDR3_2_RON_RTT_60ohm>;
ddr4_odt_dis_freq = <666>;
phy_ddr4_odt_dis_freq = <666>;
ddr4_odt_dis_freq = <625>;
phy_ddr4_odt_dis_freq = <625>;
ddr4_drv = <DDR4_DS_34ohm>;
ddr4_odt = <DDR4_RTT_NOM_240ohm>;
phy_ddr4_ca_drv = <PHY_DDR4_LPDDR3_2_RON_RTT_34ohm>;

17
arch/arm64/boot/dts/rockchip/px30.dtsi
View File

@@ -2013,11 +2013,11 @@
downdifferential = <20>;
system-status-freq = <
/*system status freq(KHz)*/
SYS_STATUS_NORMAL 528000
SYS_STATUS_NORMAL 666000
SYS_STATUS_REBOOT 450000
SYS_STATUS_SUSPEND 194000
SYS_STATUS_VIDEO_1080P 450000
SYS_STATUS_BOOST 528000
SYS_STATUS_BOOST 666000
SYS_STATUS_ISP 666000
SYS_STATUS_PERFORMANCE 1056000
>;
@@ -2087,14 +2087,6 @@
opp-microvolt-L2 = <950000>;
opp-microvolt-L3 = <950000>;
};
opp-528000000 {
opp-hz = /bits/ 64 <528000000>;
opp-microvolt = <975000>;
opp-microvolt-L0 = <975000>;
opp-microvolt-L1 = <975000>;
opp-microvolt-L2 = <950000>;
opp-microvolt-L3 = <950000>;
};
opp-666000000 {
opp-hz = /bits/ 64 <666000000>;
opp-microvolt = <1050000>;
@@ -2125,11 +2117,6 @@
opp-hz = /bits/ 64 <328000000>;
opp-microvolt = <950000>;
};
opp-528000000 {
opp-hz = /bits/ 64 <528000000>;
opp-microvolt = <950000>;
status = "disabled";
};
opp-666000000 {
opp-hz = /bits/ 64 <666000000>;
opp-microvolt = <950000>;