[PATCH v8 13/16] arm: dts: Introduce am69-sk u-boot dts files
Apurva Nandan
a-nandan at ti.com
Tue Jan 23 15:40:37 CET 2024
On 22/01/24 18:28, Roger Quadros wrote:
>
> On 19/01/2024 19:50, Apurva Nandan wrote:
>> From: Dasnavis Sabiya <sabiya.d at ti.com>
>>
>> Introduce the base dts files needed for u-boot or to augment the linux
>> dtbs for use in the u-boot-spl and u-boot binaries.
>>
>> Signed-off-by: Dasnavis Sabiya <sabiya.d at ti.com>
>> Signed-off-by: Apurva Nandan <a-nandan at ti.com>
>> ---
>> arch/arm/dts/Makefile | 1 +
>> arch/arm/dts/k3-am69-r5-sk.dts | 105 ++++++++++++++++++++++++++++
>> arch/arm/dts/k3-am69-sk-u-boot.dtsi | 48 +++++++++++++
>> board/ti/j784s4/MAINTAINERS | 2 +
>> 4 files changed, 156 insertions(+)
>> create mode 100644 arch/arm/dts/k3-am69-r5-sk.dts
>> create mode 100644 arch/arm/dts/k3-am69-sk-u-boot.dtsi
>>
>> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
>> index 876802b88e..1c5a6662f6 100644
>> --- a/arch/arm/dts/Makefile
>> +++ b/arch/arm/dts/Makefile
>> @@ -1412,6 +1412,7 @@ dtb-$(CONFIG_SOC_K3_J721S2) += k3-am68-sk-base-board.dtb\
>> k3-j721s2-r5-common-proc-board.dtb
>>
>> dtb-$(CONFIG_SOC_K3_J784S4) += k3-am69-sk.dtb \
>> + k3-am69-r5-sk.dtb \
>> k3-j784s4-evm.dtb \
>> k3-j784s4-r5-evm.dtb
>>
>> diff --git a/arch/arm/dts/k3-am69-r5-sk.dts b/arch/arm/dts/k3-am69-r5-sk.dts
>> new file mode 100644
>> index 0000000000..d2e73bd1bf
>> --- /dev/null
>> +++ b/arch/arm/dts/k3-am69-r5-sk.dts
>> @@ -0,0 +1,105 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
>> +/*
>> + * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "k3-am69-sk.dts"
>> +#include "k3-j784s4-ddr-evm-lp4-4266.dtsi"
>> +#include "k3-j784s4-ddr.dtsi"
>> +#include "k3-am69-sk-u-boot.dtsi"
>> +
>> +/ {
>> + chosen {
>> + tick-timer = &mcu_timer0;
>> + };
>> +
>> + aliases {
>> + remoteproc0 = &sysctrler;
>> + remoteproc1 = &a72_0;
>> + };
>> +
>> + a72_0: a72 at 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 0>;
>> + assigned-clocks = <&k3_clks 61 0>, <&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>;
>> + bootph-pre-ram;
>> + };
>> +
>> + dm_tifs: dm-tifs {
>> + compatible = "ti,j721e-dm-sci";
>> + ti,host-id = <3>;
>> + ti,secure-host;
>> + mbox-names = "rx", "tx";
>> + mboxes= <&secure_proxy_mcu 21>, <&secure_proxy_mcu 23>;
>> + bootph-pre-ram;
>> + };
>> +};
>> +
>> +&mcu_timer0 {
>> + status = "okay";
>> + clock-frequency = <250000000>;
>> + bootph-pre-ram;
>> +};
>> +
>> +&secure_proxy_sa3 {
>> + status = "okay";
>> + bootph-pre-ram;
>> +};
>> +
>> +&secure_proxy_mcu {
>> + status = "okay";
>> + bootph-pre-ram;
>> +};
>> +
>> +&cbass_mcu_wakeup {
>> + sysctrler: sysctrler {
>> + compatible = "ti,am654-system-controller";
>> + mboxes= <&secure_proxy_mcu 4>,
>> + <&secure_proxy_mcu 5>,
>> + <&secure_proxy_sa3 5>;
>> + mbox-names = "tx", "rx", "boot_notify";
>> + bootph-pre-ram;
>> + };
>> +};
>> +
>> +&sms {
>> + mboxes= <&secure_proxy_mcu 8>, <&secure_proxy_mcu 6>, <&secure_proxy_mcu 5>;
>> + mbox-names = "tx", "rx", "notify";
>> + ti,host-id = <4>;
>> + ti,secure-host;
>> + bootph-pre-ram;
>> +};
>> +
>> +&wkup_uart0 {
>> + bootph-pre-ram;
>> + status = "okay";
> In k3-am69-sk.dts this is marked as reserved. Why do you need to enable it here?
> Maybe a comment would help readers.
Ohkay will fix.
>
>> +};
>> +
>> +&ospi0 {
>> + reg = <0x0 0x47040000 0x0 0x100>,
>> + <0x0 0x50000000 0x0 0x8000000>;
>> +};
>> +
>> +&ospi1 {
>> + reg = <0x0 0x47050000 0x0 0x100>,
>> + <0x0 0x58000000 0x0 0x8000000>;
>> +};
>> +
>> +&mcu_ringacc {
>> + ti,sci = <&dm_tifs>;
>> +};
>> +
>> +&mcu_udmap {
>> + ti,sci = <&dm_tifs>;
>> +};
>> diff --git a/arch/arm/dts/k3-am69-sk-u-boot.dtsi b/arch/arm/dts/k3-am69-sk-u-boot.dtsi
>> new file mode 100644
>> index 0000000000..4f8c99a1e6
>> --- /dev/null
>> +++ b/arch/arm/dts/k3-am69-sk-u-boot.dtsi
>> @@ -0,0 +1,48 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
>> +/*
>> + * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/
>> + */
>> +
>> +#include "k3-j784s4-binman.dtsi"
>> +
>> +&mcu_udmap {
>> + reg = <0x0 0x285c0000 0x0 0x100>,
>> + <0x0 0x284c0000 0x0 0x4000>,
>> + <0x0 0x2a800000 0x0 0x40000>,
>> + <0x0 0x284a0000 0x0 0x4000>,
>> + <0x0 0x2aa00000 0x0 0x40000>,
>> + <0x0 0x28400000 0x0 0x2000>;
>> + reg-names = "gcfg", "rchan", "rchanrt", "tchan",
>> + "tchanrt", "rflow";
>> + bootph-pre-ram;
>> +};
>> +
>> +&sms {
>> + k3_sysreset: sysreset-controller {
>> + compatible = "ti,sci-sysreset";
>> + bootph-pre-ram;
>> + };
>> +};
>> +
>> +#ifdef CONFIG_TARGET_J784S4_A72_EVM
>> +
>> +#define SPL_AM69_SK_DTB "spl/dts/k3-am69-sk.dtb"
>> +#define AM69_SK_DTB "arch/arm/dts/k3-am69-sk.dtb"
>> +
>> +&spl_j784s4_evm_dtb {
>> + filename = SPL_AM69_SK_DTB;
>> +};
>> +
>> +&j784s4_evm_dtb {
>> + filename = AM69_SK_DTB;
>> +};
>> +
>> +&spl_j784s4_evm_dtb_unsigned {
>> + filename = SPL_AM69_SK_DTB;
>> +};
>> +
>> +&j784s4_evm_dtb_unsigned {
>> + filename = AM69_SK_DTB;
>> +};
>> +
>> +#endif
>> diff --git a/board/ti/j784s4/MAINTAINERS b/board/ti/j784s4/MAINTAINERS
>> index ac6db23da5..53bc4bab03 100644
>> --- a/board/ti/j784s4/MAINTAINERS
>> +++ b/board/ti/j784s4/MAINTAINERS
>> @@ -16,3 +16,5 @@ F: arch/arm/dts/k3-j784s4-ddr-evm-lp4-4266.dtsi
>>
>> AM69 SK BOARD
>> F: arch/arm/dts/k3-am69-sk.dts
>> +F: arch/arm/dts/k3-am69-sk-u-boot.dtsi
>> +F: arch/arm/dts/k3-am69-r5-sk.dts
--
Regards,
Apurva Nandan,
Texas Instruments.
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