xref: /OK3568_Linux_fs/kernel/scripts/dtc/include-prefixes/arm64/rockchip/rk3399-dram-default-timing.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2*4882a593Smuzhiyun/*
3*4882a593Smuzhiyun * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun#include <dt-bindings/memory/rk3399-dram.h>
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun/ {
10*4882a593Smuzhiyun	ddr_timing: ddr_timing {
11*4882a593Smuzhiyun		compatible = "rockchip,ddr-timing";
12*4882a593Smuzhiyun		ddr3_speed_bin = <21>;
13*4882a593Smuzhiyun		pd_idle = <0>;
14*4882a593Smuzhiyun		sr_idle = <0>;
15*4882a593Smuzhiyun		sr_mc_gate_idle = <0>;
16*4882a593Smuzhiyun		srpd_lite_idle	= <0>;
17*4882a593Smuzhiyun		standby_idle = <0>;
18*4882a593Smuzhiyun		auto_lp_dis_freq = <666>;
19*4882a593Smuzhiyun		ddr3_dll_dis_freq = <300>;
20*4882a593Smuzhiyun		phy_dll_dis_freq = <260>;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun		ddr3_odt_dis_freq = <666>;
23*4882a593Smuzhiyun		ddr3_drv = <DDR3_DS_40ohm>;
24*4882a593Smuzhiyun		ddr3_odt = <DDR3_ODT_120ohm>;
25*4882a593Smuzhiyun		phy_ddr3_ca_drv = <PHY_DRV_ODT_40>;
26*4882a593Smuzhiyun		phy_ddr3_dq_drv = <PHY_DRV_ODT_40>;
27*4882a593Smuzhiyun		phy_ddr3_odt = <PHY_DRV_ODT_240>;
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun		lpddr3_odt_dis_freq = <666>;
30*4882a593Smuzhiyun		lpddr3_drv = <LP3_DS_34ohm>;
31*4882a593Smuzhiyun		lpddr3_odt = <LP3_ODT_240ohm>;
32*4882a593Smuzhiyun		phy_lpddr3_ca_drv = <PHY_DRV_ODT_34_3>;
33*4882a593Smuzhiyun		phy_lpddr3_dq_drv = <PHY_DRV_ODT_34_3>;
34*4882a593Smuzhiyun		phy_lpddr3_odt = <PHY_DRV_ODT_240>;
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun		lpddr4_odt_dis_freq = <800>;
37*4882a593Smuzhiyun		lpddr4_drv = <LP4_PDDS_240ohm>;
38*4882a593Smuzhiyun		lpddr4_dq_odt = <LP4_DQ_ODT_40ohm>;
39*4882a593Smuzhiyun		lpddr4_ca_odt = <LP4_CA_ODT_DIS>;
40*4882a593Smuzhiyun		phy_lpddr4_ca_drv = <PHY_DRV_ODT_40>;
41*4882a593Smuzhiyun		phy_lpddr4_ck_cs_drv = <PHY_DRV_ODT_40>;
42*4882a593Smuzhiyun		phy_lpddr4_dq_drv = <PHY_DRV_ODT_60>;
43*4882a593Smuzhiyun		phy_lpddr4_odt = <PHY_DRV_ODT_40>;
44*4882a593Smuzhiyun	};
45*4882a593Smuzhiyun};
46