Merge tag 'nuvoton-arm64-6.18-devicetree-0' of https://git.kernel.org/pub/scm/linux/kernel/git/bmc/linux into soc/dt

Early Nuvoton arm64 devicetree updates for 6.18

Integrate changes from Tomer reworking devicetree pinctrl, reset, and clk nodes
for NPCM845-based platforms.

* tag 'nuvoton-arm64-6.18-devicetree-0' of https://git.kernel.org/pub/scm/linux/kernel/git/bmc/linux:
  arm64: dts: nuvoton: add refclk and update peripheral clocks for NPCM845
  arm64: dts: nuvoton: combine NPCM845 reset and clk nodes
  arm64: dts: nuvoton: npcm845: Add pinctrl groups

Link: https://lore.kernel.org/r/bf3734aab62a5fcc8959261551bb4b1fa636efbd.camel@codeconstruct.com.au
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

2 files changed, 663 insertions, 12 deletions

diff --git a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
index acd3137d2464..24133528b8e9 100644
--- a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
+++ b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
@@ -42,17 +42,13 @@
 		interrupt-parent = <&gic>;
 		ranges;
 
-		rstc: reset-controller@f0801000 {
+		clk: rstc: reset-controller@f0801000 {
 			compatible = "nuvoton,npcm845-reset";
-			reg = <0x0 0xf0801000 0x0 0x78>;
-			#reset-cells = <2>;
+			reg = <0x0 0xf0801000 0x0 0xC4>;
 			nuvoton,sysgcr = <&gcr>;
-		};
-
-		clk: clock-controller@f0801000 {
-			compatible = "nuvoton,npcm845-clk";
+			#reset-cells = <2>;
+			clocks = <&refclk>;
 			#clock-cells = <1>;
-			reg = <0x0 0xf0801000 0x0 0x1000>;
 		};
 
 		apb {
@@ -76,7 +72,7 @@
 				compatible = "nuvoton,npcm845-timer";
 				interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
 				reg = <0x8000 0x1C>;
-				clocks = <&clk NPCM8XX_CLK_REFCLK>;
+				clocks = <&refclk>;
 				clock-names = "refclk";
 			};
 
@@ -148,7 +144,7 @@
 				interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
 				reg = <0x801c 0x4>;
 				status = "disabled";
-				clocks = <&clk NPCM8XX_CLK_REFCLK>;
+				clocks = <&refclk>;
 				syscon = <&gcr>;
 			};
 
@@ -157,7 +153,7 @@
 				interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
 				reg = <0x901c 0x4>;
 				status = "disabled";
-				clocks = <&clk NPCM8XX_CLK_REFCLK>;
+				clocks = <&refclk>;
 				syscon = <&gcr>;
 			};
 
@@ -166,7 +162,7 @@
 				interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
 				reg = <0xa01c 0x4>;
 				status = "disabled";
-				clocks = <&clk NPCM8XX_CLK_REFCLK>;
+				clocks = <&refclk>;
 				syscon = <&gcr>;
 			};
 		};
@@ -235,5 +231,654 @@
 			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
 			gpio-ranges = <&pinctrl 0 224 32>;
 		};
+
+		iox1_pins: iox1-mux {
+			groups = "iox1";
+			function = "iox1";
+		};
+		iox2_pins: iox2-mux {
+			groups = "iox2";
+			function = "iox2";
+		};
+		smb1d_pins: smb1d-mux {
+			groups = "smb1d";
+			function = "smb1d";
+		};
+		smb2d_pins: smb2d-mux {
+			groups = "smb2d";
+			function = "smb2d";
+		};
+		lkgpo1_pins: lkgpo1-mux {
+			groups = "lkgpo1";
+			function = "lkgpo1";
+		};
+		lkgpo2_pins: lkgpo2-mux {
+			groups = "lkgpo2";
+			function = "lkgpo2";
+		};
+		ioxh_pins: ioxh-mux {
+			groups = "ioxh";
+			function = "ioxh";
+		};
+		gspi_pins: gspi-mux {
+			groups = "gspi";
+			function = "gspi";
+		};
+		smb5b_pins: smb5b-mux {
+			groups = "smb5b";
+			function = "smb5b";
+		};
+		smb5c_pins: smb5c-mux {
+			groups = "smb5c";
+			function = "smb5c";
+		};
+		lkgpo0_pins: lkgpo0-mux {
+			groups = "lkgpo0";
+			function = "lkgpo0";
+		};
+		pspi_pins: pspi-mux {
+			groups = "pspi";
+			function = "pspi";
+		};
+		jm1_pins: jm1-mux {
+			groups = "jm1";
+			function = "jm1";
+		};
+		jm2_pins: jm2-mux {
+			groups = "jm2";
+			function = "jm2";
+		};
+		smb4b_pins: smb4b-mux {
+			groups = "smb4b";
+			function = "smb4b";
+		};
+		smb4c_pins: smb4c-mux {
+			groups = "smb4c";
+			function = "smb4c";
+		};
+		smb15_pins: smb15-mux {
+			groups = "smb15";
+			function = "smb15";
+		};
+		smb16_pins: smb16-mux {
+			groups = "smb16";
+			function = "smb16";
+		};
+		smb17_pins: smb17-mux {
+			groups = "smb17";
+			function = "smb17";
+		};
+		smb18_pins: smb18-mux {
+			groups = "smb18";
+			function = "smb18";
+		};
+		smb19_pins: smb19-mux {
+			groups = "smb19";
+			function = "smb19";
+		};
+		smb20_pins: smb20-mux {
+			groups = "smb20";
+			function = "smb20";
+		};
+		smb21_pins: smb21-mux {
+			groups = "smb21";
+			function = "smb21";
+		};
+		smb22_pins: smb22-mux {
+			groups = "smb22";
+			function = "smb22";
+		};
+		smb23_pins: smb23-mux {
+			groups = "smb23";
+			function = "smb23";
+		};
+		smb23b_pins: smb23b-mux {
+			groups = "smb23b";
+			function = "smb23b";
+		};
+		smb4d_pins: smb4d-mux {
+			groups = "smb4d";
+			function = "smb4d";
+		};
+		smb14_pins: smb14-mux {
+			groups = "smb14";
+			function = "smb14";
+		};
+		smb5_pins: smb5-mux {
+			groups = "smb5";
+			function = "smb5";
+		};
+		smb4_pins: smb4-mux {
+			groups = "smb4";
+			function = "smb4";
+		};
+		smb3_pins: smb3-mux {
+			groups = "smb3";
+			function = "smb3";
+		};
+		spi0cs1_pins: spi0cs1-mux {
+			groups = "spi0cs1";
+			function = "spi0cs1";
+		};
+		spi1cs0_pins: spi1cs0-mux {
+			groups = "spi1cs0";
+			function = "spi1cs0";
+		};
+		spi1cs1_pins: spi1cs1-mux {
+			groups = "spi1cs1";
+			function = "spi1cs1";
+		};
+		spi1cs2_pins: spi1cs2-mux {
+			groups = "spi1cs2";
+			function = "spi1cs2";
+		};
+		spi1cs3_pins: spi1cs3-mux {
+			groups = "spi1cs3";
+			function = "spi1cs3";
+		};
+		smb3c_pins: smb3c-mux {
+			groups = "smb3c";
+			function = "smb3c";
+		};
+		smb3b_pins: smb3b-mux {
+			groups = "smb3b";
+			function = "smb3b";
+		};
+		bmcuart0a_pins: bmcuart0a-mux {
+			groups = "bmcuart0a";
+			function = "bmcuart0a";
+		};
+		uart1_pins: uart1-mux {
+			groups = "uart1";
+			function = "uart1";
+		};
+		jtag2_pins: jtag2-mux {
+			groups = "jtag2";
+			function = "jtag2";
+		};
+		bmcuart1_pins: bmcuart1-mux {
+			groups = "bmcuart1";
+			function = "bmcuart1";
+		};
+		uart2_pins: uart2-mux {
+			groups = "uart2";
+			function = "uart2";
+		};
+		bmcuart0b_pins: bmcuart0b-mux {
+			groups = "bmcuart0b";
+			function = "bmcuart0b";
+		};
+		r1err_pins: r1err-mux {
+			groups = "r1err";
+			function = "r1err";
+		};
+		r1md_pins: r1md-mux {
+			groups = "r1md";
+			function = "r1md";
+		};
+		r1oen_pins: r1oen-mux {
+			groups = "r1oen";
+			function = "r1oen";
+		};
+		r2oen_pins: r2oen-mux {
+			groups = "r2oen";
+			function = "r2oen";
+		};
+		rmii3_pins: rmii3-mux {
+			groups = "rmii3";
+			function = "rmii3";
+		};
+		r3oen_pins: r3oen-mux {
+			groups = "r3oen";
+			function = "r3oen";
+		};
+		smb3d_pins: smb3d-mux {
+			groups = "smb3d";
+			function = "smb3d";
+		};
+		fanin0_pins: fanin0-mux {
+			groups = "fanin0";
+			function = "fanin0";
+		};
+		fanin1_pins: fanin1-mux {
+			groups = "fanin1";
+			function = "fanin1";
+		};
+		fanin2_pins: fanin2-mux {
+			groups = "fanin2";
+			function = "fanin2";
+		};
+		fanin3_pins: fanin3-mux {
+			groups = "fanin3";
+			function = "fanin3";
+		};
+		fanin4_pins: fanin4-mux {
+			groups = "fanin4";
+			function = "fanin4";
+		};
+		fanin5_pins: fanin5-mux {
+			groups = "fanin5";
+			function = "fanin5";
+		};
+		fanin6_pins: fanin6-mux {
+			groups = "fanin6";
+			function = "fanin6";
+		};
+		fanin7_pins: fanin7-mux {
+			groups = "fanin7";
+			function = "fanin7";
+		};
+		fanin8_pins: fanin8-mux {
+			groups = "fanin8";
+			function = "fanin8";
+		};
+		fanin9_pins: fanin9-mux {
+			groups = "fanin9";
+			function = "fanin9";
+		};
+		fanin10_pins: fanin10-mux {
+			groups = "fanin10";
+			function = "fanin10";
+		};
+		fanin11_pins: fanin11-mux {
+			groups = "fanin11";
+			function = "fanin11";
+		};
+		fanin12_pins: fanin12-mux {
+			groups = "fanin12";
+			function = "fanin12";
+		};
+		fanin13_pins: fanin13-mux {
+			groups = "fanin13";
+			function = "fanin13";
+		};
+		fanin14_pins: fanin14-mux {
+			groups = "fanin14";
+			function = "fanin14";
+		};
+		fanin15_pins: fanin15-mux {
+			groups = "fanin15";
+			function = "fanin15";
+		};
+		pwm0_pins: pwm0-mux {
+			groups = "pwm0";
+			function = "pwm0";
+		};
+		pwm1_pins: pwm1-mux {
+			groups = "pwm1";
+			function = "pwm1";
+		};
+		pwm2_pins: pwm2-mux {
+			groups = "pwm2";
+			function = "pwm2";
+		};
+		pwm3_pins: pwm3-mux {
+			groups = "pwm3";
+			function = "pwm3";
+		};
+		r2_pins: r2-mux {
+			groups = "r2";
+			function = "r2";
+		};
+		r2err_pins: r2err-mux {
+			groups = "r2err";
+			function = "r2err";
+		};
+		r2md_pins: r2md-mux {
+			groups = "r2md";
+			function = "r2md";
+		};
+		r3rxer_pins: r3rxer-mux {
+			groups = "r3rxer";
+			function = "r3rxer";
+		};
+		ga20kbc_pins: ga20kbc-mux {
+			groups = "ga20kbc";
+			function = "ga20kbc";
+		};
+		smb5d_pins: smb5d-mux {
+			groups = "smb5d";
+			function = "smb5d";
+		};
+		lpc_pins: lpc-mux {
+			groups = "lpc";
+			function = "lpc";
+		};
+		espi_pins: espi-mux {
+			groups = "espi";
+			function = "espi";
+		};
+		sg1mdio_pins: sg1mdio-mux {
+			groups = "sg1mdio";
+			function = "sg1mdio";
+		};
+		rg2_pins: rg2-mux {
+			groups = "rg2";
+			function = "rg2";
+		};
+		ddr_pins: ddr-mux {
+			groups = "ddr";
+			function = "ddr";
+		};
+		i3c0_pins: i3c0-mux {
+			groups = "i3c0";
+			function = "i3c0";
+		};
+		i3c1_pins: i3c1-mux {
+			groups = "i3c1";
+			function = "i3c1";
+		};
+		i3c2_pins: i3c2-mux {
+			groups = "i3c2";
+			function = "i3c2";
+		};
+		i3c3_pins: i3c3-mux {
+			groups = "i3c3";
+			function = "i3c3";
+		};
+		i3c4_pins: i3c4-mux {
+			groups = "i3c4";
+			function = "i3c4";
+		};
+		i3c5_pins: i3c5-mux {
+			groups = "i3c5";
+			function = "i3c5";
+		};
+		smb0_pins: smb0-mux {
+			groups = "smb0";
+			function = "smb0";
+		};
+		smb1_pins: smb1-mux {
+			groups = "smb1";
+			function = "smb1";
+		};
+		smb2_pins: smb2-mux {
+			groups = "smb2";
+			function = "smb2";
+		};
+		smb2c_pins: smb2c-mux {
+			groups = "smb2c";
+			function = "smb2c";
+		};
+		smb2b_pins: smb2b-mux {
+			groups = "smb2b";
+			function = "smb2b";
+		};
+		smb1c_pins: smb1c-mux {
+			groups = "smb1c";
+			function = "smb1c";
+		};
+		smb1b_pins: smb1b-mux {
+			groups = "smb1b";
+			function = "smb1b";
+		};
+		smb8_pins: smb8-mux {
+			groups = "smb8";
+			function = "smb8";
+		};
+		smb9_pins: smb9-mux {
+			groups = "smb9";
+			function = "smb9";
+		};
+		smb10_pins: smb10-mux {
+			groups = "smb10";
+			function = "smb10";
+		};
+		smb11_pins: smb11-mux {
+			groups = "smb11";
+			function = "smb11";
+		};
+		sd1_pins: sd1-mux {
+			groups = "sd1";
+			function = "sd1";
+		};
+		sd1pwr_pins: sd1pwr-mux {
+			groups = "sd1pwr";
+			function = "sd1pwr";
+		};
+		pwm4_pins: pwm4-mux {
+			groups = "pwm4";
+			function = "pwm4";
+		};
+		pwm5_pins: pwm5-mux {
+			groups = "pwm5";
+			function = "pwm5";
+		};
+		pwm6_pins: pwm6-mux {
+			groups = "pwm6";
+			function = "pwm6";
+		};
+		pwm7_pins: pwm7-mux {
+			groups = "pwm7";
+			function = "pwm7";
+		};
+		pwm8_pins: pwm8-mux {
+			groups = "pwm8";
+			function = "pwm8";
+		};
+		pwm9_pins: pwm9-mux {
+			groups = "pwm9";
+			function = "pwm9";
+		};
+		pwm10_pins: pwm10-mux {
+			groups = "pwm10";
+			function = "pwm10";
+		};
+		pwm11_pins: pwm11-mux {
+			groups = "pwm11";
+			function = "pwm11";
+		};
+		mmc8_pins: mmc8-mux {
+			groups = "mmc8";
+			function = "mmc8";
+		};
+		mmc_pins: mmc-mux {
+			groups = "mmc";
+			function = "mmc";
+		};
+		mmcwp_pins: mmcwp-mux {
+			groups = "mmcwp";
+			function = "mmcwp";
+		};
+		mmccd_pins: mmccd-mux {
+			groups = "mmccd";
+			function = "mmccd";
+		};
+		mmcrst_pins: mmcrst-mux {
+			groups = "mmcrst";
+			function = "mmcrst";
+		};
+		clkout_pins: clkout-mux {
+			groups = "clkout";
+			function = "clkout";
+		};
+		serirq_pins: serirq-mux {
+			groups = "serirq";
+			function = "serirq";
+		};
+		scipme_pins: scipme-mux {
+			groups = "scipme";
+			function = "scipme";
+		};
+		smb6_pins: smb6-mux {
+			groups = "smb6";
+			function = "smb6";
+		};
+		smb6b_pins: smb6b-mux {
+			groups = "smb6b";
+			function = "smb6b";
+		};
+		smb6c_pins: smb6c-mux {
+			groups = "smb6c";
+			function = "smb6c";
+		};
+		smb6d_pins: smb6d-mux {
+			groups = "smb6d";
+			function = "smb6d";
+		};
+		smb7_pins: smb7-mux {
+			groups = "smb7";
+			function = "smb7";
+		};
+		smb7b_pins: smb7b-mux {
+			groups = "smb7b";
+			function = "smb7b";
+		};
+		smb7c_pins: smb7c-mux {
+			groups = "smb7c";
+			function = "smb7c";
+		};
+		smb7d_pins: smb7d-mux {
+			groups = "smb7d";
+			function = "smb7d";
+		};
+		spi1_pins: spi1-mux {
+			groups = "spi1";
+			function = "spi1";
+		};
+		faninx_pins: faninx-mux {
+			groups = "faninx";
+			function = "faninx";
+		};
+		r1_pins: r1-mux {
+			groups = "r1";
+			function = "r1";
+		};
+		spi3_pins: spi3-mux {
+			groups = "spi3";
+			function = "spi3";
+		};
+		spi3cs1_pins: spi3cs1-mux {
+			groups = "spi3cs1";
+			function = "spi3cs1";
+		};
+		spi3quad_pins: spi3quad-mux {
+			groups = "spi3quad";
+			function = "spi3quad";
+		};
+		spi3cs2_pins: spi3cs2-mux {
+			groups = "spi3cs2";
+			function = "spi3cs2";
+		};
+		spi3cs3_pins: spi3cs3-mux {
+			groups = "spi3cs3";
+			function = "spi3cs3";
+		};
+		nprd_smi_pins: nprd-smi-mux {
+			groups = "nprd_smi";
+			function = "nprd_smi";
+		};
+		smi_pins: smi-mux {
+			groups = "smi";
+			function = "smi";
+		};
+		smb0b_pins: smb0b-mux {
+			groups = "smb0b";
+			function = "smb0b";
+		};
+		smb0c_pins: smb0c-mux {
+			groups = "smb0c";
+			function = "smb0c";
+		};
+		smb0den_pins: smb0den-mux {
+			groups = "smb0den";
+			function = "smb0den";
+		};
+		smb0d_pins: smb0d-mux {
+			groups = "smb0d";
+			function = "smb0d";
+		};
+		ddc_pins: ddc-mux {
+			groups = "ddc";
+			function = "ddc";
+		};
+		rg2mdio_pins: rg2mdio-mux {
+			groups = "rg2mdio";
+			function = "rg2mdio";
+		};
+		wdog1_pins: wdog1-mux {
+			groups = "wdog1";
+			function = "wdog1";
+		};
+		wdog2_pins: wdog2-mux {
+			groups = "wdog2";
+			function = "wdog2";
+		};
+		smb12_pins: smb12-mux {
+			groups = "smb12";
+			function = "smb12";
+		};
+		smb13_pins: smb13-mux {
+			groups = "smb13";
+			function = "smb13";
+		};
+		spix_pins: spix-mux {
+			groups = "spix";
+			function = "spix";
+		};
+		spixcs1_pins: spixcs1-mux {
+			groups = "spixcs1";
+			function = "spixcs1";
+		};
+		clkreq_pins: clkreq-mux {
+			groups = "clkreq";
+			function = "clkreq";
+		};
+		hgpio0_pins: hgpio0-mux {
+			groups = "hgpio0";
+			function = "hgpio0";
+		};
+		hgpio1_pins: hgpio1-mux {
+			groups = "hgpio1";
+			function = "hgpio1";
+		};
+		hgpio2_pins: hgpio2-mux {
+			groups = "hgpio2";
+			function = "hgpio2";
+		};
+		hgpio3_pins: hgpio3-mux {
+			groups = "hgpio3";
+			function = "hgpio3";
+		};
+		hgpio4_pins: hgpio4-mux {
+			groups = "hgpio4";
+			function = "hgpio4";
+		};
+		hgpio5_pins: hgpio5-mux {
+			groups = "hgpio5";
+			function = "hgpio5";
+		};
+		hgpio6_pins: hgpio6-mux {
+			groups = "hgpio6";
+			function = "hgpio6";
+		};
+		hgpio7_pins: hgpio7-mux {
+			groups = "hgpio7";
+			function = "hgpio7";
+		};
+		bu4_pins: bu4-mux {
+			groups = "bu4";
+			function = "bu4";
+		};
+		bu4b_pins: bu4b-mux {
+			groups = "bu4b";
+			function = "bu4b";
+		};
+		bu5_pins: bu5-mux {
+			groups = "bu5";
+			function = "bu5";
+		};
+		bu5b_pins: bu5b-mux {
+			groups = "bu5b";
+			function = "bu5b";
+		};
+		bu6_pins: bu6-mux {
+			groups = "bu6";
+			function = "bu6";
+		};
+		gpo187_pins: gpo187-mux {
+			groups = "gpo187";
+			function = "gpo187";
+		};
 	};
 };
diff --git a/arch/arm64/boot/dts/nuvoton/nuvoton-npcm845-evb.dts b/arch/arm64/boot/dts/nuvoton/nuvoton-npcm845-evb.dts
index eeceb5b292a8..2638ee1c3846 100644
--- a/arch/arm64/boot/dts/nuvoton/nuvoton-npcm845-evb.dts
+++ b/arch/arm64/boot/dts/nuvoton/nuvoton-npcm845-evb.dts
@@ -19,6 +19,12 @@
 	memory@0 {
 		reg = <0x0 0x0 0x0 0x40000000>;
 	};
+
+	refclk: refclk-25mhz {
+		compatible = "fixed-clock";
+		clock-frequency = <25000000>;
+		#clock-cells = <0>;
+	};
 };
 
 &serial0 {