| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * AM62A7 SK dts file for R5 SPL |
| * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/ |
| */ |
| |
| #include "k3-am62a7-sk.dts" |
| #include "k3-am62a-ddr-1866mhz-32bit.dtsi" |
| #include "k3-am62a-ddr.dtsi" |
| |
| #include "k3-am62a7-sk-u-boot.dtsi" |
| |
| / { |
| aliases { |
| remoteproc0 = &sysctrler; |
| remoteproc1 = &a53_0; |
| serial0 = &wkup_uart0; |
| serial3 = &main_uart1; |
| }; |
| |
| chosen { |
| stdout-path = "serial2:115200n8"; |
| tick-timer = &timer1; |
| }; |
| |
| memory@80000000 { |
| device_type = "memory"; |
| reg = <0x00000000 0x80000000 0x00000000 0x80000000>; /* 2G RAM */ |
| bootph-pre-ram; |
| }; |
| |
| reserved-memory { |
| #address-cells = <2>; |
| #size-cells = <2>; |
| ranges; |
| |
| secure_ddr: optee@9e800000 { |
| reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */ |
| alignment = <0x1000>; |
| no-map; |
| }; |
| }; |
| |
| a53_0: a53@0 { |
| compatible = "ti,am654-rproc"; |
| reg = <0x00 0x00a90000 0x00 0x10>; |
| power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>, |
| <&k3_pds 135 TI_SCI_PD_EXCLUSIVE>; |
| resets = <&k3_reset 135 0>; |
| clocks = <&k3_clks 61 0>; |
| assigned-clocks = <&k3_clks 61 0>, <&k3_clks 135 0>; |
| assigned-clock-parents = <&k3_clks 61 2>; |
| assigned-clock-rates = <200000000>, <1200000000>; |
| ti,sci = <&dmsc>; |
| ti,sci-proc-id = <32>; |
| ti,sci-host-id = <10>; |
| bootph-pre-ram; |
| }; |
| |
| dm_tifs: dm-tifs { |
| compatible = "ti,j721e-dm-sci"; |
| ti,host-id = <36>; |
| ti,secure-host; |
| mbox-names = "rx", "tx"; |
| mboxes= <&secure_proxy_main 22>, |
| <&secure_proxy_main 23>; |
| bootph-pre-ram; |
| }; |
| }; |
| |
| &dmsc { |
| mboxes= <&secure_proxy_main 0>, |
| <&secure_proxy_main 1>, |
| <&secure_proxy_main 0>; |
| mbox-names = "rx", "tx", "notify"; |
| ti,host-id = <35>; |
| ti,secure-host; |
| }; |
| |
| &cbass_main { |
| sa3_secproxy: secproxy@44880000 { |
| compatible = "ti,am654-secure-proxy"; |
| #mbox-cells = <1>; |
| reg = <0x00 0x44880000 0x00 0x20000>, |
| <0x0 0x44860000 0x0 0x20000>, |
| <0x0 0x43600000 0x0 0x10000>; |
| reg-names = "rt", "scfg", "target_data"; |
| bootph-pre-ram; |
| }; |
| |
| sysctrler: sysctrler { |
| compatible = "ti,am654-system-controller"; |
| mboxes= <&secure_proxy_main 1>, |
| <&secure_proxy_main 0>, |
| <&sa3_secproxy 0>; |
| mbox-names = "tx", "rx", "boot_notify"; |
| bootph-pre-ram; |
| }; |
| }; |
| |
| &mcu_pmx0 { |
| status = "okay"; |
| bootph-pre-ram; |
| |
| wkup_uart0_pins_default: wkup-uart0-pins-default { |
| pinctrl-single,pins = < |
| AM62X_MCU_IOPAD(0x02c, PIN_INPUT, 0) /* (C6) WKUP_UART0_CTSn */ |
| AM62X_MCU_IOPAD(0x030, PIN_OUTPUT, 0) /* (A4) WKUP_UART0_RTSn */ |
| AM62X_MCU_IOPAD(0x024, PIN_INPUT, 0) /* (B4) WKUP_UART0_RXD */ |
| AM62X_MCU_IOPAD(0x028, PIN_OUTPUT, 0) /* (C5) WKUP_UART0_TXD */ |
| >; |
| bootph-pre-ram; |
| }; |
| }; |
| |
| &main_pmx0 { |
| bootph-pre-ram; |
| main_uart1_pins_default: main-uart1-pins-default { |
| pinctrl-single,pins = < |
| AM62X_IOPAD(0x194, PIN_INPUT, 2) /* (B19) MCASP0_AXR3.UART1_CTSn */ |
| AM62X_IOPAD(0x198, PIN_OUTPUT, 2) /* (A19) MCASP0_AXR2.UART1_RTSn */ |
| AM62X_IOPAD(0x1ac, PIN_INPUT, 2) /* (E19) MCASP0_AFSR.UART1_RXD */ |
| AM62X_IOPAD(0x1b0, PIN_OUTPUT, 2) /* (A20) MCASP0_ACLKR.UART1_TXD */ |
| >; |
| bootph-pre-ram; |
| }; |
| }; |
| |
| /* WKUP UART0 is used for DM firmware logs */ |
| &wkup_uart0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&wkup_uart0_pins_default>; |
| status = "okay"; |
| bootph-pre-ram; |
| }; |
| |
| /* Main UART1 is used for TIFS firmware logs */ |
| &main_uart1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&main_uart1_pins_default>; |
| status = "okay"; |
| bootph-pre-ram; |
| }; |