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ARM: nomadik: disable UART0 on Nomadik boards 

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 {