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riscv: dts: Add DT support for SiFive FU540 GPIO driver

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Add the gpio DT node in SiFive FU540 soc-specific DT file.
Enable the gpio node in HiFive Unleashed board-specific DT file.

Signed-off-by: Yash Shah <yash.shah@sifive.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Yash Shah 2019-12-10 16:41:14 +05:30 committed by Palmer Dabbelt
parent 6435f773d8
commit 61ffb9d278
No known key found for this signature in database
GPG Key ID: 2E1319F35FBB1889
2 changed files with 18 additions and 1 deletions
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15
arch/riscv/boot/dts/sifive/fu540-c000.dtsi
View File

@ -268,6 +268,19 @@
interrupts = <1 2 3>;
reg = <0x0 0x2010000 0x0 0x1000>;
};
gpio: gpio@10060000 {
compatible = "sifive,fu540-c000-gpio", "sifive,gpio0";
interrupt-parent = <&plic0>;
interrupts = <7>, <8>, <9>, <10>, <11>, <12>, <13>,
<14>, <15>, <16>, <17>, <18>, <19>, <20>,
<21>, <22>;
reg = <0x0 0x10060000 0x0 0x1000>;
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
clocks = <&prci PRCI_CLK_TLCLK>;
status = "disabled";
};
};
};

4
arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
View File

@ -94,3 +94,7 @@
&pwm1 {
status = "okay";
};
&gpio {
status = "okay";
};