Messages in this thread Patch in this message | | | From | Nishanth Menon <> | Subject | [PATCH V4 5/5] arm64: dts: ti: am65/j721e/j7200: Mark firmware used uart as "reserved" | Date | Fri, 13 Nov 2020 15:18:26 -0600 |
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Follow the device tree standards that states to set the status="reserved" if an device is operational, but used by a non-linux firmware in the system.
Signed-off-by: Nishanth Menon <nm@ti.com> Reviewed-by: Tony Lindgren <tony@atomide.com> Acked-by: Vignesh Raghavendra <vigneshr@ti.com> --- v4: no change
v3: https://lore.kernel.org/linux-arm-kernel/20201112183538.6805-6-nm@ti.com/ V2: https://lore.kernel.org/linux-arm-kernel/20201112014929.25227-6-nm@ti.com/ V1: didnot exist
arch/arm64/boot/dts/ti/k3-am654-base-board.dts | 2 +- arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts | 4 ++-- arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts index c8c9aa98b561..fe3043943906 100644 --- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts @@ -242,7 +242,7 @@ AM65X_IOPAD(0x0010, PIN_INPUT, 0) /* (D21) ECAP0_IN_APWM_OUT */ &wkup_uart0 { /* Wakeup UART is used by System firmware */ - status = "disabled"; + status = "reserved"; }; &main_uart0 { diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts index 7d2ff1c3b50f..96fa26365248 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts @@ -79,7 +79,7 @@ J721E_IOPAD(0x120, PIN_OUTPUT, 0) /* (T4) USB0_DRVVBUS */ &wkup_uart0 { /* Wakeup UART is used by System firmware */ - status = "disabled"; + status = "reserved"; }; &main_uart0 { @@ -89,7 +89,7 @@ &main_uart0 { &main_uart2 { /* MAIN UART 2 is used by R5F firmware */ - status = "disabled"; + status = "reserved"; }; &main_uart3 { diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index 9416528caa8a..5754892f8501 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -221,7 +221,7 @@ J721E_WKUP_IOPAD(0x0088, PIN_INPUT, 0) /* MCU_MDIO0_MDIO */ &wkup_uart0 { /* Wakeup UART is used by System firmware */ - status = "disabled"; + status = "reserved"; }; &main_uart0 { -- 2.29.2
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