From: Sinthu Raja sinthu.raja@ti.com
Add initial support for AM68 SK device tree that runs on R5.
Signed-off-by: Sinthu Raja sinthu.raja@ti.com --- arch/arm/dts/Makefile | 1 + arch/arm/dts/k3-am68-sk-r5-base-board.dts | 226 ++++++++++++++++++++++ 2 files changed, 227 insertions(+) create mode 100644 arch/arm/dts/k3-am68-sk-r5-base-board.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index b1fcd20f39..6e9e4310d8 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1222,6 +1222,7 @@ dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \ k3-j721e-sk.dtb \ k3-j721e-r5-sk.dtb dtb-$(CONFIG_SOC_K3_J721S2) += k3-am68-sk-base-board.dtb\ + k3-am68-sk-r5-base-board.dtb\ k3-j721s2-common-proc-board.dtb\ k3-j721s2-r5-common-proc-board.dtb dtb-$(CONFIG_SOC_K3_AM642) += k3-am642-evm.dtb \ diff --git a/arch/arm/dts/k3-am68-sk-r5-base-board.dts b/arch/arm/dts/k3-am68-sk-r5-base-board.dts new file mode 100644 index 0000000000..7d70d8ce81 --- /dev/null +++ b/arch/arm/dts/k3-am68-sk-r5-base-board.dts @@ -0,0 +1,226 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/dts-v1/; + +#include "k3-am68-sk-som.dtsi" +#include "k3-j721s2-ddr-evm-lp4-4266.dtsi" +#include "k3-j721s2-ddr.dtsi" + +/ { + chosen { + firmware-loader = &fs_loader0; + stdout-path = &main_uart8; + tick-timer = &timer1; + }; + + aliases { + remoteproc0 = &sysctrler; + remoteproc1 = &a72_0; + }; + + fs_loader0: fs_loader@0 { + compatible = "u-boot,fs-loader"; + u-boot,dm-pre-reloc; + }; + + a72_0: a72@0 { + compatible = "ti,am654-rproc"; + reg = <0x0 0x00a90000 0x0 0x10>; + power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>, + <&k3_pds 202 TI_SCI_PD_EXCLUSIVE>; + resets = <&k3_reset 202 0>; + clocks = <&k3_clks 61 1>; + assigned-clocks = <&k3_clks 61 1>, <&k3_clks 202 0>; + assigned-clock-parents = <&k3_clks 61 2>; + assigned-clock-rates = <200000000>, <2000000000>; + ti,sci = <&sms>; + ti,sci-proc-id = <32>; + ti,sci-host-id = <10>; + u-boot,dm-spl; + }; + + clk_200mhz: dummy_clock_200mhz { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <200000000>; + u-boot,dm-spl; + }; + + clk_19_2mhz: dummy_clock_19_2mhz { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <19200000>; + u-boot,dm-spl; + }; +}; + +&cbass_mcu_wakeup { + sa3_secproxy: secproxy@44880000 { + u-boot,dm-spl; + compatible = "ti,am654-secure-proxy"; + reg = <0x0 0x44880000 0x0 0x20000>, + <0x0 0x44860000 0x0 0x20000>, + <0x0 0x43600000 0x0 0x10000>; + reg-names = "rt", "scfg", "target_data"; + #mbox-cells = <1>; + }; + + mcu_secproxy: secproxy@2a380000 { + compatible = "ti,am654-secure-proxy"; + reg = <0x0 0x2a380000 0x0 0x80000>, + <0x0 0x2a400000 0x0 0x80000>, + <0x0 0x2a480000 0x0 0x80000>; + reg-names = "rt", "scfg", "target_data"; + #mbox-cells = <1>; + u-boot,dm-spl; + }; + + sysctrler: sysctrler { + compatible = "ti,am654-system-controller"; + mboxes= <&mcu_secproxy 4>, <&mcu_secproxy 5>, <&sa3_secproxy 5>; + mbox-names = "tx", "rx", "boot_notify"; + u-boot,dm-spl; + }; + + dm_tifs: dm-tifs { + compatible = "ti,j721e-dm-sci"; + ti,host-id = <3>; + ti,secure-host; + mbox-names = "rx", "tx"; + mboxes= <&mcu_secproxy 21>, + <&mcu_secproxy 23>; + u-boot,dm-spl; + }; +}; + +&main_pmx0 { + main_uart8_pins_default: main-uart8-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x0d0, PIN_INPUT, 11) /* (AF26) SPI0_CS1.UART8_RXD */ + J721S2_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AH27) SPI0_CLK.UART8_TXD */ + >; + }; + + main_mmc1_pins_default: main-mmc1-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */ + J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */ + J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */ + J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */ + J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */ + J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */ + J721S2_IOPAD(0x0f0, PIN_INPUT, 0) /* (R22) MMC1_DAT3 */ + J721S2_IOPAD(0x0e8, PIN_INPUT, 8) /* (AE25) TIMER_IO0.MMC1_SDCD */ + >; + }; + + main_usbss0_pins_default: main-usbss0-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AG25) TIMER_IO1.USB0_DRVVBUS */ + >; + }; +}; + +&wkup_pmx0 { + mcu_uart0_pins_default: mcu-uart0-pins-default { + u-boot,dm-spl; + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x0f4, PIN_INPUT, 0) /*(C24) WKUP_GPIO0_13.MCU_UART0_RXD*/ + J721S2_WKUP_IOPAD(0x0f0, PIN_OUTPUT, 0) /*(C25) WKUP_GPIO0_12.MCU_UART0_TXD*/ + >; + }; + + wkup_uart0_pins_default: wkup-uart0-pins-default { + u-boot,dm-spl; + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x0d8, PIN_INPUT, 0) /*(E25) WKUP_GPIO0_6.WKUP_UART0_CTSn*/ + J721S2_WKUP_IOPAD(0x0dc, PIN_OUTPUT, 0) /*(F28) WKUP_GPIO0_7.WKUP_UART0_RTSn*/ + J721S2_WKUP_IOPAD(0x0b0, PIN_INPUT, 0) /* (D28) WKUP_UART0_RXD */ + J721S2_WKUP_IOPAD(0x0b4, PIN_OUTPUT, 0) /* (D27) WKUP_UART0_TXD */ + >; + }; + +}; + +&sms { + mboxes= <&mcu_secproxy 8>, <&mcu_secproxy 6>, <&mcu_secproxy 5>; + mbox-names = "tx", "rx", "notify"; + ti,host-id = <4>; + ti,secure-host; + u-boot,dm-spl; +}; + +&wkup_uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&wkup_uart0_pins_default>; +}; + +&mcu_uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&mcu_uart0_pins_default>; +}; + +&main_uart8 { + pinctrl-names = "default"; + pinctrl-0 = <&main_uart8_pins_default>; +}; + +&main_sdhci0 { + status = "disabled"; +}; + +&main_sdhci1 { + /delete-property/ power-domains; + /delete-property/ assigned-clocks; + /delete-property/ assigned-clock-parents; + pinctrl-0 = <&main_mmc1_pins_default>; + pinctrl-names = "default"; + clock-names = "clk_xin"; + clocks = <&clk_200mhz>; + ti,driver-strength-ohm = <50>; +}; + +&usbss0 { + pinctrl-names = "default"; + pinctrl-0 = <&main_usbss0_pins_default>; + ti,vbus-divider; + ti,usb2-only; +}; + +&usb0 { + dr_mode = "otg"; + maximum-speed = "high-speed"; +}; + +&mcu_ringacc { + ti,sci = <&dm_tifs>; +}; + +&mcu_udmap { + ti,sci = <&dm_tifs>; +}; + +&ospi0 { + reg = <0x0 0x47040000 0x0 0x100>, + <0x0 0x50000000 0x0 0x8000000>; + + flash@0{ + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-tx-bus-width = <8>; + spi-rx-bus-width = <8>; + spi-max-frequency = <25000000>; + cdns,tshsl-ns = <60>; + cdns,tsd2d-ns = <60>; + cdns,tchsh-ns = <60>; + cdns,tslch-ns = <60>; + cdns,read-delay = <4>; + #address-cells = <1>; + #size-cells = <1>; + }; +}; + +#include "k3-am68-sk-base-board-u-boot.dtsi"