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ARM: mstar: Add gpio controller to MStar base dtsi

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The GPIO controller is at the same address in all of the
currently known chips so create a node for it in the base
dtsi.

Some extra properties are needed to actually use it so
disable it by default.

Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20201129110803.2461700-5-daniel@0x0f.com'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Daniel Palmer 2020-11-29 20:08:01 +09:00 committed by Arnd Bergmann
parent 4f9f1415bb
commit 74530d6451
1 changed files with 10 additions and 0 deletions

10
arch/arm/boot/dts/mstar-v7.dtsi
View File

@ -109,6 +109,16 @@
reg = <0x204400 0x200>;
};
gpio: gpio@207800 {
#gpio-cells = <2>;
reg = <0x207800 0x200>;
gpio-controller;
#interrupt-cells = <2>;
interrupt-controller;
interrupt-parent = <&intc_fiq>;
status = "disabled";
};
pm_uart: uart@221000 {
compatible = "ns16550a";
reg = <0x221000 0x100>;