diff options
| author |   Linus Walleij <linus.walleij@linaro.org> | 2024-10-19 22:39:32 +0200 |
|---|---|---|
| committer |   Florian Fainelli <florian.fainelli@broadcom.com> | 2024-12-17 10:23:28 -0800 |
| commit | a534e78e46a698c3d947bd81ece26beb0b3e0f3b (patch) | |
| tree | 8034b75e769e0cfbd24451e20088cecaf9bf1cca | |
| parent | ARM: dts: bcm6846: Enable watchdog (diff) | |
| download | wireguard-linux-a534e78e46a698c3d947bd81ece26beb0b3e0f3b.tar.xz wireguard-linux-a534e78e46a698c3d947bd81ece26beb0b3e0f3b.zip | |
ARM: dts: bcm6846: Add GPIO blocks
The BCM6846 has the same simplistic GPIOs as some other
Broadcom SoCs: plain memory-mapped registers with up to
8 blocks of 32 GPIOs each totalling 256 GPIOs.
Users of the SoC can selectively enable the GPIO blocks
actually used with a certain design.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20241019-genexis-xg6846b-base-v3-3-8375a0e1f89f@linaro.org
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
| -rw-r--r-- | arch/arm/boot/dts/broadcom/bcm6846.dtsi | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/broadcom/bcm6846.dtsi b/arch/arm/boot/dts/broadcom/bcm6846.dtsi index f4f1f3a06eac..dc0c87c79569 100644 --- a/arch/arm/boot/dts/broadcom/bcm6846.dtsi +++ b/arch/arm/boot/dts/broadcom/bcm6846.dtsi @@ -104,6 +104,86 @@ reg = <0x480 0x10>; }; + /* GPIOs 0 .. 31 */ + gpio0: gpio@500 { + compatible = "brcm,bcm6345-gpio"; + reg = <0x500 0x04>, <0x520 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 32 .. 63 */ + gpio1: gpio@504 { + compatible = "brcm,bcm6345-gpio"; + reg = <0x504 0x04>, <0x524 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 64 .. 95 */ + gpio2: gpio@508 { + compatible = "brcm,bcm6345-gpio"; + reg = <0x508 0x04>, <0x528 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 96 .. 127 */ + gpio3: gpio@50c { + compatible = "brcm,bcm6345-gpio"; + reg = <0x50c 0x04>, <0x52c 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 128 .. 159 */ + gpio4: gpio@510 { + compatible = "brcm,bcm6345-gpio"; + reg = <0x510 0x04>, <0x530 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 160 .. 191 */ + gpio5: gpio@514 { + compatible = "brcm,bcm6345-gpio"; + reg = <0x514 0x04>, <0x534 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 192 .. 223 */ + gpio6: gpio@518 { + compatible = "brcm,bcm6345-gpio"; + reg = <0x518 0x04>, <0x538 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + + /* GPIOs 224 .. 255 */ + gpio7: gpio@51c { + compatible = "brcm,bcm6345-gpio"; + reg = <0x51c 0x04>, <0x53c 0x04>; + reg-names = "dirout", "dat"; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; + uart0: serial@640 { compatible = "brcm,bcm6345-uart"; reg = <0x640 0x1b>; |