From ca91def749cea0cd8916f289c550c341b2d774dd Mon Sep 17 00:00:00 2001 From: "Herve Codina (Schneider Electric)" Date: Wed, 14 Jan 2026 10:39:34 +0100 Subject: [PATCH] ARM: dts: r9a06g032: Add GPIO controllers Add GPIO controllers (Synopsys DesignWare IPs) available in the r9a06g032 (RZ/N1D) SoC. Signed-off-by: Herve Codina (Schneider Electric) Reviewed-by: Wolfram Sang Tested-by: Wolfram Sang Reviewed-by: Bartosz Golaszewski Reviewed-by: Geert Uytterhoeven Reviewed-by: Linus Walleij Link: https://patch.msgid.link/20260114093938.1089936-6-herve.codina@bootlin.com Signed-off-by: Geert Uytterhoeven --- arch/arm/boot/dts/renesas/r9a06g032.dtsi | 118 +++++++++++++++++++++++ 1 file changed, 118 insertions(+) diff --git a/arch/arm/boot/dts/renesas/r9a06g032.dtsi b/arch/arm/boot/dts/renesas/r9a06g032.dtsi index 7c143bd5d7c96..932e39c3ddafb 100644 --- a/arch/arm/boot/dts/renesas/r9a06g032.dtsi +++ b/arch/arm/boot/dts/renesas/r9a06g032.dtsi @@ -515,6 +515,124 @@ ; }; + /* + * The GPIO mapping to the corresponding pins is not obvious. + * See the hardware documentation for details. + */ + gpio0: gpio@5000b000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x5000b000 0x80>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&sysctrl R9A06G032_HCLK_GPIO0>; + clock-names = "bus"; + + /* GPIO0a[0] connected to pin GPIO0 */ + /* GPIO0a[1..2] connected to pins GPIO3..4 */ + /* GPIO0a[3..4] connected to pins GPIO9..10 */ + /* GPIO0a[5] connected to pin GPIO12 */ + /* GPIO0a[6..7] connected to pins GPIO15..16 */ + /* GPIO0a[8..9] connected to pins GPIO21..22 */ + /* GPIO0a[10] connected to pin GPIO24 */ + /* GPIO0a[11..12] connected to pins GPIO27..28 */ + /* GPIO0a[13..14] connected to pins GPIO33..34 */ + /* GPIO0a[15] connected to pin GPIO36 */ + /* GPIO0a[16..17] connected to pins GPIO39..40 */ + /* GPIO0a[18..19] connected to pins GPIO45..46 */ + /* GPIO0a[20] connected to pin GPIO48 */ + /* GPIO0a[21..22] connected to pins GPIO51..52 */ + /* GPIO0a[23..24] connected to pins GPIO57..58 */ + /* GPIO0a[25..31] connected to pins GPIO62..68 */ + gpio0a: gpio-port@0 { + compatible = "snps,dw-apb-gpio-port"; + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + }; + + /* GPIO0b[0..1] connected to pins GPIO1..2 */ + /* GPIO0b[2..5] connected to pins GPIO5..8 */ + /* GPIO0b[6] connected to pin GPIO11 */ + /* GPIO0b[7..8] connected to pins GPIO13..14 */ + /* GPIO0b[9..12] connected to pins GPIO17..20 */ + /* GPIO0b[13] connected to pin GPIO23 */ + /* GPIO0b[14..15] connected to pins GPIO25..26 */ + /* GPIO0b[16..19] connected to pins GPIO29..32 */ + /* GPIO0b[20] connected to pin GPIO35 */ + /* GPIO0b[21..22] connected to pins GPIO37..38 */ + /* GPIO0b[23..26] connected to pins GPIO41..44 */ + /* GPIO0b[27] connected to pin GPIO47 */ + /* GPIO0b[28..29] connected to pins GPIO49..50 */ + /* GPIO0b[30..31] connected to pins GPIO53..54 */ + gpio0b: gpio-port@1 { + compatible = "snps,dw-apb-gpio-port"; + reg = <1>; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + }; + }; + + gpio1: gpio@5000c000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x5000c000 0x80>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&sysctrl R9A06G032_HCLK_GPIO1>; + clock-names = "bus"; + + /* GPIO1a[0..4] connected to pins GPIO69..73 */ + /* GPIO1a[5..31] connected to pins GPIO95..121 */ + gpio1a: gpio-port@0 { + compatible = "snps,dw-apb-gpio-port"; + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + }; + + /* GPIO1b[0..1] connected to pins GPIO55..56 */ + /* GPIO1b[2..4] connected to pins GPIO59..61 */ + /* GPIO1b[5..25] connected to pins GPIO74..94 */ + /* GPIO1b[26..31] connected to pins GPIO150..155 */ + gpio1b: gpio-port@1 { + compatible = "snps,dw-apb-gpio-port"; + reg = <1>; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + }; + }; + + gpio2: gpio@5000d000 { + compatible = "snps,dw-apb-gpio"; + reg = <0x5000d000 0x80>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&sysctrl R9A06G032_HCLK_GPIO2>; + clock-names = "bus"; + + /* GPIO2a[0..27] connected to pins GPIO122..149 */ + /* GPIO2a[28..31] connected to pins GPIO156..159 */ + gpio2a: gpio-port@0 { + compatible = "snps,dw-apb-gpio-port"; + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + }; + + /* GPIO2b[0..9] connected to pins GPIO160..169 */ + gpio2b: gpio-port@1 { + compatible = "snps,dw-apb-gpio-port"; + reg = <1>; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <10>; + }; + }; + can0: can@52104000 { compatible = "renesas,r9a06g032-sja1000", "renesas,rzn1-sja1000"; reg = <0x52104000 0x800>; -- 2.47.3