diff options
| author |   Emil Renner Berthing <emil.renner.berthing@canonical.com> | 2024-10-14 10:54:19 -0700 |
|---|---|---|
| committer |   Drew Fustini <dfustini@tenstorrent.com> | 2024-10-15 10:01:17 -0700 |
| commit | 5ec423d1df089dbc1156da7eb3af6b0fe24b5926 (patch) | |
| tree | 1ec5577b001f5e007fdfbb8a247eabeaa046752b | |
| parent | riscv: dts: thead: Add TH1520 pin control nodes (diff) | |
| download | linux-rng-5ec423d1df089dbc1156da7eb3af6b0fe24b5926.tar.xz linux-rng-5ec423d1df089dbc1156da7eb3af6b0fe24b5926.zip | |
riscv: dts: thead: Add TH1520 GPIO ranges
Add gpio-ranges properties to the TH1520 device tree, so user space can
change basic pinconf settings for GPIOs and are not allowed to use pads
already used by other functions.
Adjust number of GPIOs available for the different controllers.
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Thomas Bonnefille <thomas.bonnefille@bootlin.com>
Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Drew Fustini <dfustini@tenstorrent.com>
| -rw-r--r-- | arch/riscv/boot/dts/thead/th1520.dtsi | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi index 93c17f52fbe9..9c6cbb4fc3d7 100644 --- a/arch/riscv/boot/dts/thead/th1520.dtsi +++ b/arch/riscv/boot/dts/thead/th1520.dtsi @@ -335,6 +335,7 @@ gpio-controller; #gpio-cells = <2>; ngpios = <32>; + gpio-ranges = <&padctrl0_apsys 0 0 32>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -353,7 +354,8 @@ compatible = "snps,dw-apb-gpio-port"; gpio-controller; #gpio-cells = <2>; - ngpios = <32>; + ngpios = <23>; + gpio-ranges = <&padctrl0_apsys 0 32 23>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -380,6 +382,7 @@ gpio-controller; #gpio-cells = <2>; ngpios = <32>; + gpio-ranges = <&padctrl1_apsys 0 0 32>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -398,7 +401,8 @@ compatible = "snps,dw-apb-gpio-port"; gpio-controller; #gpio-cells = <2>; - ngpios = <32>; + ngpios = <31>; + gpio-ranges = <&padctrl1_apsys 0 32 31>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -551,7 +555,8 @@ compatible = "snps,dw-apb-gpio-port"; gpio-controller; #gpio-cells = <2>; - ngpios = <32>; + ngpios = <16>; + gpio-ranges = <&padctrl_aosys 0 9 16>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -576,7 +581,8 @@ compatible = "snps,dw-apb-gpio-port"; gpio-controller; #gpio-cells = <2>; - ngpios = <32>; + ngpios = <23>; + gpio-ranges = <&padctrl_aosys 0 25 22>, <&padctrl_aosys 22 7 1>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; |