Messages in this thread Patch in this message | | | From | Emil Renner Berthing <> | Subject | [PATCH v1 5/8] riscv: dts: thead: Add TH1520 GPIO ranges | Date | Fri, 15 Dec 2023 15:39:03 +0100 |
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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.
Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com> --- arch/riscv/boot/dts/thead/th1520.dtsi | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi index 397d5c71bd3d..d5e2378a1afa 100644 --- a/arch/riscv/boot/dts/thead/th1520.dtsi +++ b/arch/riscv/boot/dts/thead/th1520.dtsi @@ -217,6 +217,7 @@ portc: gpio-controller@0 { gpio-controller; #gpio-cells = <2>; ngpios = <32>; + gpio-ranges = <&padctrl0_apsys 0 0 32>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -234,7 +235,8 @@ portd: gpio-controller@0 { 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>; @@ -258,6 +260,7 @@ porta: gpio-controller@0 { gpio-controller; #gpio-cells = <2>; ngpios = <32>; + gpio-ranges = <&padctrl1_apsys 0 0 32>; reg = <0>; interrupt-controller; #interrupt-cells = <2>; @@ -275,7 +278,8 @@ portb: gpio-controller@0 { 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>; @@ -416,7 +420,8 @@ porte: gpio-controller@0 { 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>; @@ -439,7 +444,8 @@ portf: gpio-controller@0 { 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>; -- 2.40.1
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