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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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0a8c739c06
To enable SMP when booting via u-boot we need to specify the newly implemented cpu-release-addr DT property for cores 2 & 3. Cores 0 & 1 are inherited from stih407-family.dtsi. Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
104 lines
2.9 KiB
Plaintext
104 lines
2.9 KiB
Plaintext
/*
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* Copyright (C) 2014 STMicroelectronics Limited.
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* Author: Peter Griffin <peter.griffin@linaro.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* publishhed by the Free Software Foundation.
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*/
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#include "stih418-clock.dtsi"
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#include "stih407-family.dtsi"
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#include "stih410-pinctrl.dtsi"
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/ {
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@2 {
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device_type = "cpu";
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compatible = "arm,cortex-a9";
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reg = <2>;
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/* u-boot puts hpen in SBC dmem at 0xa4 offset */
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cpu-release-addr = <0x94100A4>;
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};
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cpu@3 {
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device_type = "cpu";
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compatible = "arm,cortex-a9";
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reg = <3>;
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/* u-boot puts hpen in SBC dmem at 0xa4 offset */
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cpu-release-addr = <0x94100A4>;
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};
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};
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soc {
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usb2_picophy1: phy2 {
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compatible = "st,stih407-usb2-phy";
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#phy-cells = <0>;
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st,syscfg = <&syscfg_core 0xf8 0xf4>;
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resets = <&softreset STIH407_PICOPHY_SOFTRESET>,
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<&picophyreset STIH407_PICOPHY0_RESET>;
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reset-names = "global", "port";
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};
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usb2_picophy2: phy3 {
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compatible = "st,stih407-usb2-phy";
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#phy-cells = <0>;
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st,syscfg = <&syscfg_core 0xfc 0xf4>;
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resets = <&softreset STIH407_PICOPHY_SOFTRESET>,
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<&picophyreset STIH407_PICOPHY1_RESET>;
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reset-names = "global", "port";
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};
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ohci0: usb@9a03c00 {
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compatible = "st,st-ohci-300x";
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reg = <0x9a03c00 0x100>;
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interrupts = <GIC_SPI 180 IRQ_TYPE_NONE>;
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clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
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resets = <&powerdown STIH407_USB2_PORT0_POWERDOWN>,
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<&softreset STIH407_USB2_PORT0_SOFTRESET>;
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reset-names = "power", "softreset";
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phys = <&usb2_picophy1>;
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phy-names = "usb";
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};
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ehci0: usb@9a03e00 {
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compatible = "st,st-ehci-300x";
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reg = <0x9a03e00 0x100>;
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interrupts = <GIC_SPI 151 IRQ_TYPE_NONE>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb0>;
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clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
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resets = <&powerdown STIH407_USB2_PORT0_POWERDOWN>,
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<&softreset STIH407_USB2_PORT0_SOFTRESET>;
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reset-names = "power", "softreset";
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phys = <&usb2_picophy1>;
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phy-names = "usb";
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};
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ohci1: usb@9a83c00 {
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compatible = "st,st-ohci-300x";
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reg = <0x9a83c00 0x100>;
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interrupts = <GIC_SPI 181 IRQ_TYPE_NONE>;
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clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
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resets = <&powerdown STIH407_USB2_PORT1_POWERDOWN>,
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<&softreset STIH407_USB2_PORT1_SOFTRESET>;
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reset-names = "power", "softreset";
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phys = <&usb2_picophy2>;
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phy-names = "usb";
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};
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ehci1: usb@9a83e00 {
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compatible = "st,st-ehci-300x";
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reg = <0x9a83e00 0x100>;
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interrupts = <GIC_SPI 153 IRQ_TYPE_NONE>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb1>;
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clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
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resets = <&powerdown STIH407_USB2_PORT1_POWERDOWN>,
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<&softreset STIH407_USB2_PORT1_SOFTRESET>;
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reset-names = "power", "softreset";
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phys = <&usb2_picophy2>;
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phy-names = "usb";
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};
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};
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};
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