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| author | Bhavya Kapoor <b-kapoor@ti.com> | 2024-08-27 16:26:44 +0530 |
|---|---|---|
| committer | Nishanth Menon <nm@ti.com> | 2024-08-28 12:31:37 -0500 |
| commit | 010b035ab4d7a1c4fd13936f42eef857ddbeede7 (patch) | |
| tree | 72d2e2a9d6c1b2523d70553f7e5802ba937983ea | |
| parent | 0c95ffb74eec3c3d0a5e712984f0c095e58a1021 (diff) | |
| download | linux-010b035ab4d7a1c4fd13936f42eef857ddbeede7.tar.gz linux-010b035ab4d7a1c4fd13936f42eef857ddbeede7.zip | |
arm64: dts: ti: k3-j722s-evm: Describe main_uart5
System firmware uses main_uart5 in J722S EVM for trace data.
Thus, describe it in device tree for completeness,
adding the pinmux and mark it as reserved.
Signed-off-by: Bhavya Kapoor <b-kapoor@ti.com>
Link: https://lore.kernel.org/r/20240827105644.575862-3-b-kapoor@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts index dd3b5f7039d7..ee2bd7d26b9e 100644 --- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts @@ -20,6 +20,7 @@ aliases { serial0 = &wkup_uart0; serial2 = &main_uart0; + serial3 = &main_uart5; mmc0 = &sdhci0; mmc1 = &sdhci1; }; @@ -182,6 +183,13 @@ bootph-all; }; + main_uart5_pins_default: main-uart5-default-pins { + pinctrl-single,pins = < + J722S_IOPAD(0x0108, PIN_INPUT, 3) /* (J27) UART5_RXD */ + J722S_IOPAD(0x010c, PIN_OUTPUT, 3) /* (H27) UART5_TXD */ + >; + }; + vdd_sd_dv_pins_default: vdd-sd-dv-default-pins { pinctrl-single,pins = < J722S_IOPAD(0x0120, PIN_INPUT, 7) /* (F27) MMC2_CMD.GPIO0_70 */ @@ -301,6 +309,13 @@ bootph-all; }; +&main_uart5 { + /* MAIN UART 5 is used by System firmware */ + pinctrl-names = "default"; + pinctrl-0 = <&main_uart5_pins_default>; + status = "reserved"; +}; + &mcu_pmx0 { wkup_uart0_pins_default: wkup-uart0-default-pins { |