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stm32mp15-ddr.dtsi 2.31 KB
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// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/*
 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
 */

/ {
	soc {
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		ddr: ddr@5a003000{
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stm32mp1: Add device tree files    
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			compatible = "st,stm32mp1-ddr";

			reg = <0x5A003000 0x550
			       0x5A004000 0x234>;

			clocks = <&rcc AXIDCG>,
				 <&rcc DDRC1>,
				 <&rcc DDRC2>,
				 <&rcc DDRPHYC>,
				 <&rcc DDRCAPB>,
				 <&rcc DDRPHYCAPB>;

			clock-names = "axidcg",
				      "ddrc1",
				      "ddrc2",
				      "ddrphyc",
				      "ddrcapb",
				      "ddrphycapb";

			st,mem-name = DDR_MEM_NAME;
			st,mem-speed = <DDR_MEM_SPEED>;
			st,mem-size = <DDR_MEM_SIZE>;

			st,ctl-reg = <
				DDR_MSTR
				DDR_MRCTRL0
				DDR_MRCTRL1
				DDR_DERATEEN
				DDR_DERATEINT
				DDR_PWRCTL
				DDR_PWRTMG
				DDR_HWLPCTL
				DDR_RFSHCTL0
				DDR_RFSHCTL3
				DDR_CRCPARCTL0
				DDR_ZQCTL0
				DDR_DFITMG0
				DDR_DFITMG1
				DDR_DFILPCFG0
				DDR_DFIUPD0
				DDR_DFIUPD1
				DDR_DFIUPD2
				DDR_DFIPHYMSTR
				DDR_ODTMAP
				DDR_DBG0
				DDR_DBG1
				DDR_DBGCMD
				DDR_POISONCFG
				DDR_PCCFG
			>;

			st,ctl-timing = <
				DDR_RFSHTMG
				DDR_DRAMTMG0
				DDR_DRAMTMG1
				DDR_DRAMTMG2
				DDR_DRAMTMG3
				DDR_DRAMTMG4
				DDR_DRAMTMG5
				DDR_DRAMTMG6
				DDR_DRAMTMG7
				DDR_DRAMTMG8
				DDR_DRAMTMG14
				DDR_ODTCFG
			>;

			st,ctl-map = <
				DDR_ADDRMAP1
				DDR_ADDRMAP2
				DDR_ADDRMAP3
				DDR_ADDRMAP4
				DDR_ADDRMAP5
				DDR_ADDRMAP6
				DDR_ADDRMAP9
				DDR_ADDRMAP10
				DDR_ADDRMAP11
			>;

			st,ctl-perf = <
				DDR_SCHED
				DDR_SCHED1
				DDR_PERFHPR1
				DDR_PERFLPR1
				DDR_PERFWR1
				DDR_PCFGR_0
				DDR_PCFGW_0
				DDR_PCFGQOS0_0
				DDR_PCFGQOS1_0
				DDR_PCFGWQOS0_0
				DDR_PCFGWQOS1_0
				DDR_PCFGR_1
				DDR_PCFGW_1
				DDR_PCFGQOS0_1
				DDR_PCFGQOS1_1
				DDR_PCFGWQOS0_1
				DDR_PCFGWQOS1_1
			>;

			st,phy-reg = <
				DDR_PGCR
				DDR_ACIOCR
				DDR_DXCCR
				DDR_DSGCR
				DDR_DCR
				DDR_ODTCR
				DDR_ZQ0CR1
				DDR_DX0GCR
				DDR_DX1GCR
				DDR_DX2GCR
				DDR_DX3GCR
			>;

			st,phy-timing = <
				DDR_PTR0
				DDR_PTR1
				DDR_PTR2
				DDR_DTPR0
				DDR_DTPR1
				DDR_DTPR2
				DDR_MR0
				DDR_MR1
				DDR_MR2
				DDR_MR3
			>;

			st,phy-cal = <
				DDR_DX0DLLCR
				DDR_DX0DQTR
				DDR_DX0DQSTR
				DDR_DX1DLLCR
				DDR_DX1DQTR
				DDR_DX1DQSTR
				DDR_DX2DLLCR
				DDR_DX2DQTR
				DDR_DX2DQSTR
				DDR_DX3DLLCR
				DDR_DX3DQTR
				DDR_DX3DQSTR
			>;

			status = "okay";
		};
	};
};