Add initial support for dt that runs on r5.
Signed-off-by: Dave Gerlach d-gerlach@ti.com --- arch/arm/dts/Makefile | 3 +- arch/arm/dts/k3-am642-evm-u-boot.dtsi | 58 +++++++++ arch/arm/dts/k3-am642-r5-evm.dts | 169 ++++++++++++++++++++++++++ 3 files changed, 229 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/k3-am642-evm-u-boot.dtsi create mode 100644 arch/arm/dts/k3-am642-r5-evm.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 70ba1414fb01..b500e4059383 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1002,7 +1002,8 @@ dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \ k3-j721e-r5-common-proc-board.dtb \ k3-j7200-common-proc-board.dtb \ k3-j7200-r5-common-proc-board.dtb -dtb-$(CONFIG_SOC_K3_AM642) += k3-am642-evm.dtb +dtb-$(CONFIG_SOC_K3_AM642) += k3-am642-evm.dtb \ + k3-am642-r5-evm.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt7622-rfb.dtb \ diff --git a/arch/arm/dts/k3-am642-evm-u-boot.dtsi b/arch/arm/dts/k3-am642-evm-u-boot.dtsi new file mode 100644 index 000000000000..a8d5c4d21ad4 --- /dev/null +++ b/arch/arm/dts/k3-am642-evm-u-boot.dtsi @@ -0,0 +1,58 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/ { + chosen { + stdout-path = "serial2:115200n8"; + tick-timer = &timer1; + }; +}; + +&cbass_main{ + u-boot,dm-spl; + timer1: timer@2400000 { + compatible = "ti,omap5430-timer"; + reg = <0x0 0x2400000 0x0 0x80>; + ti,timer-alwon; + clock-frequency = <25000000>; + u-boot,dm-spl; + }; +}; + +&main_uart0 { + u-boot,dm-spl; +}; + +&dmss { + u-boot,dm-spl; +}; + +&secure_proxy_main { + u-boot,dm-spl; +}; + +&dmsc { + u-boot,dm-spl; +}; + +&k3_pds { + u-boot,dm-spl; +}; + +&k3_clks { + u-boot,dm-spl; +}; + +&k3_reset { + u-boot,dm-spl; +}; + +&sdhci0 { + u-boot,dm-spl; +}; + +&sdhci1 { + u-boot,dm-spl; +}; diff --git a/arch/arm/dts/k3-am642-r5-evm.dts b/arch/arm/dts/k3-am642-r5-evm.dts new file mode 100644 index 000000000000..8f4db0d2a4a0 --- /dev/null +++ b/arch/arm/dts/k3-am642-r5-evm.dts @@ -0,0 +1,169 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/dts-v1/; + +#include "k3-am642.dtsi" + +/ { + chosen { + stdout-path = "serial2:115200n8"; + tick-timer = &timer1; + }; + + aliases { + remoteproc0 = &sysctrler; + remoteproc1 = &a53_0; + }; + + memory@80000000 { + device_type = "memory"; + /* 2G RAM */ + reg = <0x00000000 0x80000000 0x00000000 0x80000000>; + + }; + + 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>, <1000000000>; + ti,sci = <&dmsc>; + ti,sci-proc-id = <32>; + ti,sci-host-id = <10>; + u-boot,dm-spl; + }; + + 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; + }; + }; + + clk_200mhz: dummy-clock-200mhz { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <200000000>; + u-boot,dm-spl; + }; +}; + +&cbass_main { + sysctrler: sysctrler { + compatible = "ti,am654-system-controller"; + mboxes= <&secure_proxy_main 1>, <&secure_proxy_main 0>; + mbox-names = "tx", "rx"; + u-boot,dm-spl; + }; +}; + +&main_pmx0 { + u-boot,dm-spl; + main_uart0_pins_default: main-uart0-pins-default { + u-boot,dm-spl; + pinctrl-single,pins = < + AM64X_IOPAD(0x0238, PIN_INPUT, 0) /* (B16) UART0_CTSn */ + AM64X_IOPAD(0x023c, PIN_OUTPUT, 0) /* (A16) UART0_RTSn */ + AM64X_IOPAD(0x0230, PIN_INPUT, 0) /* (D15) UART0_RXD */ + AM64X_IOPAD(0x0234, PIN_OUTPUT, 0) /* (C16) UART0_TXD */ + >; + }; + + main_uart1_pins_default: main-uart1-pins-default { + u-boot,dm-spl; + pinctrl-single,pins = < + AM64X_IOPAD(0x0248, PIN_INPUT, 0) /* (D16) UART1_CTSn */ + AM64X_IOPAD(0x024c, PIN_OUTPUT, 0) /* (E16) UART1_RTSn */ + AM64X_IOPAD(0x0240, PIN_INPUT, 0) /* (E15) UART1_RXD */ + AM64X_IOPAD(0x0244, PIN_OUTPUT, 0) /* (E14) UART1_TXD */ + >; + }; + + main_mmc0_pins_default: main-mmc0-pins-default { + u-boot,dm-spl; + pinctrl-single,pins = < + AM64X_IOPAD(0x01a8, PIN_INPUT_PULLDOWN, 0) /* (B25) MMC0_CLK */ + AM64X_IOPAD(0x01aC, PIN_INPUT_PULLUP, 0) /* (B27) MMC0_CMD */ + AM64X_IOPAD(0x01a4, PIN_INPUT_PULLUP, 0) /* (A26) MMC0_DAT0 */ + AM64X_IOPAD(0x01a0, PIN_INPUT_PULLUP, 0) /* (E25) MMC0_DAT1 */ + AM64X_IOPAD(0x019c, PIN_INPUT_PULLUP, 0) /* (C26) MMC0_DAT2 */ + AM64X_IOPAD(0x0198, PIN_INPUT_PULLUP, 0) /* (A25) MMC0_DAT3 */ + AM64X_IOPAD(0x0194, PIN_INPUT_PULLUP, 0) /* (E24) MMC0_DAT4 */ + AM64X_IOPAD(0x0190, PIN_INPUT_PULLUP, 0) /* (A24) MMC0_DAT5 */ + AM64X_IOPAD(0x018c, PIN_INPUT_PULLUP, 0) /* (B26) MMC0_DAT6 */ + AM64X_IOPAD(0x0188, PIN_INPUT_PULLUP, 0) /* (D25) MMC0_DAT7 */ + AM64X_IOPAD(0x01b0, PIN_INPUT, 0) /* (C25) MMC0_DS */ + >; + }; + + main_mmc1_pins_default: main-mmc1-pins-default { + u-boot,dm-spl; + pinctrl-single,pins = < + AM64X_IOPAD(0x0294, PIN_INPUT_PULLUP, 0) /* (J19) MMC1_CMD */ + AM64X_IOPAD(0x028c, PIN_INPUT_PULLDOWN, 0) /* (L20) MMC1_CLK */ + AM64X_IOPAD(0x0288, PIN_INPUT_PULLUP, 0) /* (K21) MMC1_DAT0 */ + AM64X_IOPAD(0x0284, PIN_INPUT_PULLUP, 0) /* (L21) MMC1_DAT1 */ + AM64X_IOPAD(0x0280, PIN_INPUT_PULLUP, 0) /* (K19) MMC1_DAT2 */ + AM64X_IOPAD(0x027c, PIN_INPUT_PULLUP, 0) /* (K18) MMC1_DAT3 */ + AM64X_IOPAD(0x0298, PIN_INPUT_PULLUP, 0) /* (D19) MMC1_SDCD */ + AM64X_IOPAD(0x029c, PIN_INPUT_PULLUP, 0) /* (C20) MMC1_SDWP */ + >; + }; +}; + +&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; +}; + +&main_uart0 { + /delete-property/ power-domains; + /delete-property/ clocks; + /delete-property/ clock-names; + pinctrl-names = "default"; + pinctrl-0 = <&main_uart0_pins_default>; + status = "okay"; +}; + +&main_uart1 { + u-boot,dm-spl; + pinctrl-names = "default"; + pinctrl-0 = <&main_uart1_pins_default>; +}; + +&sdhci0 { + /delete-property/ power-domains; + clocks = <&clk_200mhz>; + clock-names = "clk_xin"; + ti,driver-strength-ohm = <50>; + disable-wp; + pinctrl-0 = <&main_mmc0_pins_default>; +}; + +&sdhci1 { + /delete-property/ power-domains; + clocks = <&clk_200mhz>; + clock-names = "clk_xin"; + ti,driver-strength-ohm = <50>; + disable-wp; + pinctrl-0 = <&main_mmc1_pins_default>; +}; + +#include "k3-am642-evm-u-boot.dtsi"