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These define the memory controller with its register regions, interrupts, power domains, and clock requirements. This allows for DDR controller temperature monitoring. Signed-off-by: Neha Malcom Francis Signed-off-by: MANNURU VENKATESWARLU --- arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 84 ++++++++++++++++++++++ 1 file changed, 84 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi index 1228ac5711bf0..c8de5b74b97b6 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi @@ -37,6 +37,89 @@ l3cache-sram@200000 { }; }; + msmc0: msmc { + compatible = "ti,j721s2-msmc", "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + intrlv-gran = <0>; + intrlv-size = <0>; + ecc-enable = <0>; + emif-config = <0>; + emif-active = <0>; + bootph-pre-ram; + + memorycontroller0: memorycontroller@2980000 { + compatible = "ti,j721s2-ddrss"; + reg = <0x0 0x02990000 0x0 0x4000>, + <0x0 0x0114000 0x0 0x100>, + <0x0 0x02980000 0x0 0x200>; + reg-names = "cfg", "ctrl_mmr_lp4", "ss_cfg"; + power-domains = <&k3_pds 138 TI_SCI_PD_SHARED>, + <&k3_pds 96 TI_SCI_PD_SHARED>; + interrupts = ; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x00 0x0000 0x00 0x02990000 0x00 0x4000>; + ti,ddr-freq0 = <0>; + ti,ddr-freq1 = <0>; + ti,ddr-freq2 = <0>; + ti,ddr-fhs-cnt = <0>; + clocks = <&k3_clks 138 0>, <&k3_clks 43 2>; + instance = <0>; + bootph-pre-ram; + + ddr0: ddr@0 { + compatible = "cdns,k3-ddr"; + reg = <0x00 0x0000 0x00 0x72c>, + <0x00 0x2000 0x00 0x4b0>, + <0x00 0x4000 0x00 0x163c>; + reg-names = "ctl_cfg", "ctl_cfg_pi", "ctl_cfg_phy"; + bootph-pre-ram; + }; + + ddr_pmu0: ddr-pmu@100 { + compatible = "ti,k3-ddr-pmu"; + reg = <0x00 0x100 0x00 0x14>; + }; + }; + + memorycontroller1: memorycontroller@29a0000 { + compatible = "ti,j721s2-ddrss"; + reg = <0x0 0x029b0000 0x0 0x4000>, + <0x0 0x0114000 0x0 0x100>, + <0x0 0x029a0000 0x0 0x200>; + reg-names = "cfg", "ctrl_mmr_lp4", "ss_cfg"; + power-domains = <&k3_pds 139 TI_SCI_PD_SHARED>, + <&k3_pds 97 TI_SCI_PD_SHARED>; + interrupts = ; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x00 0x0000 0x00 0x029b0000 0x00 0x4000>; + ti,ddr-freq0 = <0>; + ti,ddr-freq1 = <0>; + ti,ddr-freq2 = <0>; + ti,ddr-fhs-cnt = <0>; + clocks = <&k3_clks 139 0>, <&k3_clks 43 2>; + instance = <1>; + bootph-pre-ram; + + ddr1: ddr@0 { + compatible = "cdns,k3-ddr"; + reg = <0x00 0x0000 0x00 0x72c>, + <0x00 0x2000 0x00 0x4b0>, + <0x00 0x4000 0x00 0x163c>; + reg-names = "ctl_cfg", "ctl_cfg_pi", "ctl_cfg_phy"; + bootph-pre-ram; + }; + + ddr_pmu1: ddr-pmu@100 { + compatible = "ti,k3-ddr-pmu"; + reg = <0x00 0x100 0x00 0x14>; + }; + }; + }; + scm_conf: bus@104000 { compatible = "simple-bus"; #address-cells = <1>; @@ -2247,4 +2330,5 @@ mcasp4: mcasp@2b40000 { power-domains = <&k3_pds 213 TI_SCI_PD_EXCLUSIVE>; status = "disabled"; }; + }; -- 2.34.1