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ARM: nomadik: disable UART0 on Nomadik boards

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The UART0 is not used on these boards, yet active and blocking
other use. Fix this by disabling UART0 and setting port aliases
to maintain port enumeration to userspace.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Linus Walleij 2015-07-25 11:22:03 +02:00 committed by Olof Johansson
parent ee5d35e781
commit a153790a78
3 changed files with 6 additions and 0 deletions
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1
arch/arm/boot/dts/ste-nomadik-nhk15.dts
View File

@ -17,6 +17,7 @@ chosen {
};
aliases {
serial1 = &uart1;
stmpe-i2c0 = &stmpe0;
stmpe-i2c1 = &stmpe1;
};

4
arch/arm/boot/dts/ste-nomadik-s8815.dts
View File

@ -15,6 +15,10 @@ chosen {
bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
};
aliases {
serial1 = &uart1;
};
src@101e0000 {
/* These chrystal drivers are not used on this board */
disable-sxtalo;

1
arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
View File

@ -757,6 +757,7 @@ uart0: uart@101fd000 {
clock-names = "uartclk", "apb_pclk";
pinctrl-names = "default";
pinctrl-0 = <&uart0_default_mux>;
status = "disabled";
};
uart1: uart@101fb000 {