关键词：rk3328-dram-default-timing.dtsi , linux-4.4, rockchip, dts
dts — rk3328-dram-default-timing.dtsi
/*
* Copyright (c) 2017 Fuzhou Rockchip Electronics Co., Ltd
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <dt-bindings/clock/rockchip-ddr.h>
#include <dt-bindings/memory/rk3328-dram.h>
/ {
ddr_timing: ddr_timing {
compatible = "rockchip,ddr-timing";
ddr3_speed_bin = <DDR3_DEFAULT>;
ddr4_speed_bin = <DDR4_DEFAULT>;
pd_idle = <0>;
sr_idle = <0>;
sr_mc_gate_idle = <0>;
srpd_lite_idle = <0>;
standby_idle = <0>;
auto_pd_dis_freq = <1066>;
auto_sr_dis_freq = <800>;
ddr3_dll_dis_freq = <300>;
ddr4_dll_dis_freq = <625>;
phy_dll_dis_freq = <400>;
ddr3_odt_dis_freq = <100>;
phy_ddr3_odt_dis_freq = <100>;
ddr3_drv = <DDR3_DS_40ohm>;
ddr3_odt = <DDR3_ODT_120ohm>;
phy_ddr3_ca_drv = <PHY_DDR3_RON_RTT_34ohm>;
phy_ddr3_ck_drv = <PHY_DDR3_RON_RTT_45ohm>;
phy_ddr3_dq_drv = <PHY_DDR3_RON_RTT_34ohm>;
phy_ddr3_odt = <PHY_DDR3_RON_RTT_225ohm>;
lpddr3_odt_dis_freq = <666>;
phy_lpddr3_odt_dis_freq = <666>;
lpddr3_drv = <LP3_DS_40ohm>;
lpddr3_odt = <LP3_ODT_240ohm>;
phy_lpddr3_ca_drv = <PHY_DDR4_LPDDR3_RON_RTT_34ohm>;
phy_lpddr3_ck_drv = <PHY_DDR4_LPDDR3_RON_RTT_43ohm>;
phy_lpddr3_dq_drv = <PHY_DDR4_LPDDR3_RON_RTT_34ohm>;
phy_lpddr3_odt = <PHY_DDR4_LPDDR3_RON_RTT_240ohm>;
lpddr4_odt_dis_freq = <800>;
phy_lpddr4_odt_dis_freq = <800>;
lpddr4_drv = <LP4_PDDS_60ohm>;
lpddr4_dq_odt = <LP4_DQ_ODT_40ohm>;
lpddr4_ca_odt = <LP4_CA_ODT_40ohm>;
phy_lpddr4_ca_drv = <PHY_DDR4_LPDDR3_RON_RTT_40ohm>;
phy_lpddr4_ck_cs_drv = <PHY_DDR4_LPDDR3_RON_RTT_80ohm>;
phy_lpddr4_dq_drv = <PHY_DDR4_LPDDR3_RON_RTT_80ohm>;
phy_lpddr4_odt = <PHY_DDR4_LPDDR3_RON_RTT_60ohm>;
ddr4_odt_dis_freq = <666>;
phy_ddr4_odt_dis_freq = <666>;
ddr4_drv = <DDR4_DS_34ohm>;
ddr4_odt = <DDR4_RTT_NOM_240ohm>;
phy_ddr4_ca_drv = <PHY_DDR4_LPDDR3_RON_RTT_34ohm>;
phy_ddr4_ck_drv = <PHY_DDR4_LPDDR3_RON_RTT_43ohm>;
phy_ddr4_dq_drv = <PHY_DDR4_LPDDR3_RON_RTT_34ohm>;
phy_ddr4_odt = <PHY_DDR4_LPDDR3_RON_RTT_240ohm>;
/* CA de-skew, one step is 47.8ps, range 0-15 */
ddr3a1_ddr4a9_de-skew = <7>;
ddr3a0_ddr4a10_de-skew = <7>;
ddr3a3_ddr4a6_de-skew = <8>;
ddr3a2_ddr4a4_de-skew = <8>;
ddr3a5_ddr4a8_de-skew = <7>;
ddr3a4_ddr4a5_de-skew = <9>;
ddr3a7_ddr4a11_de-skew = <7>;
ddr3a6_ddr4a7_de-skew = <9>;
ddr3a9_ddr4a0_de-skew = <8>;
ddr3a8_ddr4a13_de-skew = <7>;
ddr3a11_ddr4a3_de-skew = <9>;
ddr3a10_ddr4cs0_de-skew = <7>;
ddr3a13_ddr4a2_de-skew = <8>;
ddr3a12_ddr4ba1_de-skew = <7>;
ddr3a15_ddr4odt0_de-skew = <7>;
ddr3a14_ddr4a1_de-skew = <8>;
ddr3ba1_ddr4a15_de-skew = <7>;
ddr3ba0_ddr4bg0_de-skew = <7>;
ddr3ras_ddr4cke_de-skew = <7>;
ddr3ba2_ddr4ba0_de-skew = <8>;
ddr3we_ddr4bg1_de-skew = <8>;
ddr3cas_ddr4a12_de-skew = <7>;
ddr3ckn_ddr4ckn_de-skew = <8>;
ddr3ckp_ddr4ckp_de-skew = <8>;
ddr3cke_ddr4a16_de-skew = <8>;
ddr3odt0_ddr4a14_de-skew = <7>;
ddr3cs0_ddr4act_de-skew = <8>;
ddr3reset_ddr4reset_de-skew = <7>;
ddr3cs1_ddr4cs1_de-skew = <7>;
ddr3odt1_ddr4odt1_de-skew = <7>;
/* DATA de-skew
* RX one step is 25.1ps, range 0-15
* TX one step is 47.8ps, range 0-15
*/
cs0_dm0_rx_de-skew = <7>;
cs0_dm0_tx_de-skew = <8>;
cs0_dq0_rx_de-skew = <7>;
cs0_dq0_tx_de-skew = <8>;
cs0_dq1_rx_de-skew = <7>;
cs0_dq1_tx_de-skew = <8>;
cs0_dq2_rx_de-skew = <7>;
cs0_dq2_tx_de-skew = <8>;
cs0_dq3_rx_de-skew = <7>;
cs0_dq3_tx_de-skew = <8>;
cs0_dq4_rx_de-skew = <7>;
cs0_dq4_tx_de-skew = <8>;
cs0_dq5_rx_de-skew = <7>;
cs0_dq5_tx_de-skew = <8>;
cs0_dq6_rx_de-skew = <7>;
cs0_dq6_tx_de-skew = <8>;
cs0_dq7_rx_de-skew = <7>;
cs0_dq7_tx_de-skew = <8>;
cs0_dqs0_rx_de-skew = <6>;
cs0_dqs0p_tx_de-skew = <9>;
cs0_dqs0n_tx_de-skew = <9>;
cs0_dm1_rx_de-skew = <7>;
cs0_dm1_tx_de-skew = <7>;
cs0_dq8_rx_de-skew = <7>;
cs0_dq8_tx_de-skew = <8>;
cs0_dq9_rx_de-skew = <7>;
cs0_dq9_tx_de-skew = <7>;
cs0_dq10_rx_de-skew = <7>;
cs0_dq10_tx_de-skew = <8>;
cs0_dq11_rx_de-skew = <7>;
cs0_dq11_tx_de-skew = <7>;
cs0_dq12_rx_de-skew = <7>;
cs0_dq12_tx_de-skew = <8>;
cs0_dq13_rx_de-skew = <7>;
cs0_dq13_tx_de-skew = <7>;
cs0_dq14_rx_de-skew = <7>;
cs0_dq14_tx_de-skew = <8>;
cs0_dq15_rx_de-skew = <7>;
cs0_dq15_tx_de-skew = <7>;
cs0_dqs1_rx_de-skew = <7>;
cs0_dqs1p_tx_de-skew = <9>;
cs0_dqs1n_tx_de-skew = <9>;
cs0_dm2_rx_de-skew = <7>;
cs0_dm2_tx_de-skew = <8>;
cs0_dq16_rx_de-skew = <7>;
cs0_dq16_tx_de-skew = <8>;
cs0_dq17_rx_de-skew = <7>;
cs0_dq17_tx_de-skew = <8>;
cs0_dq18_rx_de-skew = <7>;
cs0_dq18_tx_de-skew = <8>;
cs0_dq19_rx_de-skew = <7>;
cs0_dq19_tx_de-skew = <8>;
cs0_dq20_rx_de-skew = <7>;
cs0_dq20_tx_de-skew = <8>;
cs0_dq21_rx_de-skew = <7>;
cs0_dq21_tx_de-skew = <8>;
cs0_dq22_rx_de-skew = <7>;
cs0_dq22_tx_de-skew = <8>;
cs0_dq23_rx_de-skew = <7>;
cs0_dq23_tx_de-skew = <8>;
cs0_dqs2_rx_de-skew = <6>;
cs0_dqs2p_tx_de-skew = <9>;
cs0_dqs2n_tx_de-skew = <9>;
cs0_dm3_rx_de-skew = <7>;
cs0_dm3_tx_de-skew = <7>;
cs0_dq24_rx_de-skew = <7>;
cs0_dq24_tx_de-skew = <8>;
cs0_dq25_rx_de-skew = <7>;
cs0_dq25_tx_de-skew = <7>;
cs0_dq26_rx_de-skew = <7>;
cs0_dq26_tx_de-skew = <7>;
cs0_dq27_rx_de-skew = <7>;
cs0_dq27_tx_de-skew = <7>;
cs0_dq28_rx_de-skew = <7>;
cs0_dq28_tx_de-skew = <7>;
cs0_dq29_rx_de-skew = <7>;
cs0_dq29_tx_de-skew = <7>;
cs0_dq30_rx_de-skew = <7>;
cs0_dq30_tx_de-skew = <7>;
cs0_dq31_rx_de-skew = <7>;
cs0_dq31_tx_de-skew = <7>;
cs0_dqs3_rx_de-skew = <7>;
cs0_dqs3p_tx_de-skew = <9>;
cs0_dqs3n_tx_de-skew = <9>;
cs1_dm0_rx_de-skew = <7>;
cs1_dm0_tx_de-skew = <8>;
cs1_dq0_rx_de-skew = <7>;
cs1_dq0_tx_de-skew = <8>;
cs1_dq1_rx_de-skew = <7>;
cs1_dq1_tx_de-skew = <8>;
cs1_dq2_rx_de-skew = <7>;
cs1_dq2_tx_de-skew = <8>;
cs1_dq3_rx_de-skew = <7>;
cs1_dq3_tx_de-skew = <8>;
cs1_dq4_rx_de-skew = <7>;
cs1_dq4_tx_de-skew = <8>;
cs1_dq5_rx_de-skew = <7>;
cs1_dq5_tx_de-skew = <8>;
cs1_dq6_rx_de-skew = <7>;
cs1_dq6_tx_de-skew = <8>;
cs1_dq7_rx_de-skew = <7>;
cs1_dq7_tx_de-skew = <8>;
cs1_dqs0_rx_de-skew = <6>;
cs1_dqs0p_tx_de-skew = <9>;
cs1_dqs0n_tx_de-skew = <9>;
cs1_dm1_rx_de-skew = <7>;
cs1_dm1_tx_de-skew = <7>;
cs1_dq8_rx_de-skew = <7>;
cs1_dq8_tx_de-skew = <8>;
cs1_dq9_rx_de-skew = <7>;
cs1_dq9_tx_de-skew = <7>;
cs1_dq10_rx_de-skew = <7>;
cs1_dq10_tx_de-skew = <8>;
cs1_dq11_rx_de-skew = <7>;
cs1_dq11_tx_de-skew = <7>;
cs1_dq12_rx_de-skew = <7>;
cs1_dq12_tx_de-skew = <8>;
cs1_dq13_rx_de-skew = <7>;
cs1_dq13_tx_de-skew = <7>;
cs1_dq14_rx_de-skew = <7>;
cs1_dq14_tx_de-skew = <8>;
cs1_dq15_rx_de-skew = <7>;
cs1_dq15_tx_de-skew = <7>;
cs1_dqs1_rx_de-skew = <7>;
cs1_dqs1p_tx_de-skew = <9>;
cs1_dqs1n_tx_de-skew = <9>;
cs1_dm2_rx_de-skew = <7>;
cs1_dm2_tx_de-skew = <8>;
cs1_dq16_rx_de-skew = <7>;
cs1_dq16_tx_de-skew = <8>;
cs1_dq17_rx_de-skew = <7>;
cs1_dq17_tx_de-skew = <8>;
cs1_dq18_rx_de-skew = <7>;
cs1_dq18_tx_de-skew = <8>;
cs1_dq19_rx_de-skew = <7>;
cs1_dq19_tx_de-skew = <8>;
cs1_dq20_rx_de-skew = <7>;
cs1_dq20_tx_de-skew = <8>;
cs1_dq21_rx_de-skew = <7>;
cs1_dq21_tx_de-skew = <8>;
cs1_dq22_rx_de-skew = <7>;
cs1_dq22_tx_de-skew = <8>;
cs1_dq23_rx_de-skew = <7>;
cs1_dq23_tx_de-skew = <8>;
cs1_dqs2_rx_de-skew = <6>;
cs1_dqs2p_tx_de-skew = <9>;
cs1_dqs2n_tx_de-skew = <9>;
cs1_dm3_rx_de-skew = <7>;
cs1_dm3_tx_de-skew = <7>;
cs1_dq24_rx_de-skew = <7>;
cs1_dq24_tx_de-skew = <8>;
cs1_dq25_rx_de-skew = <7>;
cs1_dq25_tx_de-skew = <7>;
cs1_dq26_rx_de-skew = <7>;
cs1_dq26_tx_de-skew = <7>;
cs1_dq27_rx_de-skew = <7>;
cs1_dq27_tx_de-skew = <7>;
cs1_dq28_rx_de-skew = <7>;
cs1_dq28_tx_de-skew = <7>;
cs1_dq29_rx_de-skew = <7>;
cs1_dq29_tx_de-skew = <7>;
cs1_dq30_rx_de-skew = <7>;
cs1_dq30_tx_de-skew = <7>;
cs1_dq31_rx_de-skew = <7>;
cs1_dq31_tx_de-skew = <7>;
cs1_dqs3_rx_de-skew = <7>;
cs1_dqs3p_tx_de-skew = <9>;
cs1_dqs3n_tx_de-skew = <9>;
};
};