diff --git a/arch/arm/boot/dts/st/ste-href-ab8500.dtsi b/arch/arm/boot/dts/st/ste-href-ab8500.dtsi
index e1de9d389a01..5eeb44c5e932 100644
--- a/arch/arm/boot/dts/st/ste-href-ab8500.dtsi
+++ b/arch/arm/boot/dts/st/ste-href-ab8500.dtsi
@@ -9,6 +9,54 @@
 	soc {
 		prcmu@80157000 {
 			ab8500 {
+				phy {
+					pinctrl-names = "default", "sleep";
+					pinctrl-0 = <&usb_a_1_default>;
+					pinctrl-1 = <&usb_a_1_sleep>;
+				};
+
+				regulator {
+					ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
+						regulator-name = "V-DISPLAY";
+					};
+
+					ab8500_ldo_aux2_reg: ab8500_ldo_aux2 {
+						regulator-name = "V-eMMC1";
+					};
+
+					ab8500_ldo_aux3_reg: ab8500_ldo_aux3 {
+						regulator-name = "V-MMC-SD";
+					};
+
+					ab8500_ldo_intcore_reg: ab8500_ldo_intcore {
+						regulator-name = "V-INTCORE";
+					};
+
+					ab8500_ldo_tvout_reg: ab8500_ldo_tvout {
+						regulator-name = "V-TVOUT";
+					};
+
+					ab8500_ldo_audio_reg: ab8500_ldo_audio {
+						regulator-name = "V-AUD";
+					};
+
+					ab8500_ldo_anamic1_reg: ab8500_ldo_anamic1 {
+						regulator-name = "V-AMIC1";
+					};
+
+					ab8500_ldo_anamic2_reg: ab8500_ldo_anamic2 {
+						regulator-name = "V-AMIC2";
+					};
+
+					ab8500_ldo_dmic_reg: ab8500_ldo_dmic {
+						regulator-name = "V-DMIC";
+					};
+
+					ab8500_ldo_ana_reg: ab8500_ldo_ana {
+						regulator-name = "V-CSI/DSI";
+					};
+				};
+
 				gpio {
 					/* Hog a few default settings */
 					pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/st/ste-href-ab8505.dtsi b/arch/arm/boot/dts/st/ste-href-ab8505.dtsi
new file mode 100644
index 000000000000..268db68ccf87
--- /dev/null
+++ b/arch/arm/boot/dts/st/ste-href-ab8505.dtsi
@@ -0,0 +1,490 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2023 Linus Walleij <linus.walleij@linaro.org>
+ */
+
+#include "ste-ab8505.dtsi"
+
+/ {
+	soc {
+		prcmu@80157000 {
+			ab8505 {
+				phy {
+					pinctrl-names = "default", "sleep";
+					pinctrl-0 = <&usb_a_1_default>;
+					pinctrl-1 = <&usb_a_1_sleep>;
+				};
+
+				regulator {
+					ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
+						regulator-name = "V-DISPLAY";
+					};
+
+					ab8500_ldo_aux2_reg: ab8500_ldo_aux2 {
+						regulator-name = "V-eMMC1";
+					};
+
+					ab8500_ldo_aux3_reg: ab8500_ldo_aux3 {
+						regulator-name = "V-MMC-SD";
+					};
+
+					ab8500_ldo_intcore_reg: ab8500_ldo_intcore {
+						regulator-name = "V-INTCORE";
+					};
+
+					ab8500_ldo_tvout_reg: ab8500_ldo_tvout {
+						regulator-name = "V-TVOUT";
+					};
+
+					ab8500_ldo_audio_reg: ab8500_ldo_audio {
+						regulator-name = "V-AUD";
+					};
+
+					ab8500_ldo_anamic1_reg: ab8500_ldo_anamic1 {
+						regulator-name = "V-AMIC1";
+					};
+
+					ab8500_ldo_anamic2_reg: ab8500_ldo_anamic2 {
+						regulator-name = "V-AMIC2";
+					};
+
+					ab8500_ldo_dmic_reg: ab8500_ldo_dmic {
+						regulator-name = "V-DMIC";
+					};
+
+					ab8500_ldo_ana_reg: ab8500_ldo_ana {
+						regulator-name = "V-CSI/DSI";
+					};
+				};
+
+				gpio {
+					/* Hog a few default settings */
+					pinctrl-names = "default";
+					pinctrl-0 = <&gpio2_default_mode>,
+						    <&gpio4_default_mode>,
+						    <&gpio10_default_mode>,
+						    <&gpio11_default_mode>,
+						    <&gpio12_default_mode>,
+						    <&gpio13_default_mode>,
+						    <&gpio16_default_mode>,
+						    <&gpio24_default_mode>,
+						    <&gpio25_default_mode>,
+						    <&gpio36_default_mode>,
+						    <&gpio37_default_mode>,
+						    <&gpio38_default_mode>,
+						    <&gpio39_default_mode>,
+						    <&gpio42_default_mode>,
+						    <&gpio26_default_mode>,
+						    <&gpio35_default_mode>,
+						    <&ycbcr_default_mode>,
+						    <&pwm_default_mode>,
+						    <&adi1_default_mode>,
+						    <&usbuicc_default_mode>,
+						    <&dmic_default_mode>,
+						    <&extcpena_default_mode>,
+						    <&modsclsda_default_mode>;
+
+					/*
+					 * Pins 2, 4, 10, 11, 12, 13, 16, 24, 25, 36, 37, 38, 39 and 42
+					 * are muxed in as GPIO, and configured as INPUT PULL DOWN
+					 */
+					gpio2 {
+						gpio2_default_mode: gpio2_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio2_a_1";
+							};
+							default_cfg {
+								pins = "GPIO2_T9";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio4 {
+						gpio4_default_mode: gpio4_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio4_a_1";
+							};
+							default_cfg {
+								pins = "GPIO4_W2";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio10 {
+						gpio10_default_mode: gpio10_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio10_d_1";
+							};
+							default_cfg {
+								pins = "GPIO10_U17";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio11 {
+						gpio11_default_mode: gpio11_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio11_d_1";
+							};
+							default_cfg {
+								pins = "GPIO11_AA18";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio12 {
+						gpio12_default_mode: gpio12_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio12_d_1";
+							};
+							default_cfg {
+								pins = "GPIO12_U16";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio13 {
+						gpio13_default_mode: gpio13_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio13_d_1";
+							};
+							default_cfg {
+								pins = "GPIO13_W17";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio16 {
+						gpio16_default_mode: gpio16_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio16_a_1";
+							};
+							default_cfg {
+								pins = "GPIO16_F15";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio24 {
+						gpio24_default_mode: gpio24_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio24_a_1";
+							};
+							default_cfg {
+								pins = "GPIO24_T14";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio25 {
+						gpio25_default_mode: gpio25_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio25_a_1";
+							};
+							default_cfg {
+								pins = "GPIO25_R16";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio36 {
+						gpio36_default_mode: gpio36_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio36_a_1";
+							};
+							default_cfg {
+								pins = "GPIO36_A17";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio37 {
+						gpio37_default_mode: gpio37_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio37_a_1";
+							};
+							default_cfg {
+								pins = "GPIO37_E15";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio38 {
+						gpio38_default_mode: gpio38_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio38_a_1";
+							};
+							default_cfg {
+								pins = "GPIO38_C17";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio39 {
+						gpio39_default_mode: gpio39_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio39_a_1";
+							};
+							default_cfg {
+								pins = "GPIO39_E16";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					gpio42 {
+						gpio42_default_mode: gpio42_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio42_a_1";
+							};
+							default_cfg {
+								pins = "GPIO42_U2";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					/*
+					 * Pins 26 and 35 muxed in as GPIO, and configured as OUTPUT LOW
+					 */
+					gpio26 {
+						gpio26_default_mode: gpio26_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio26_d_1";
+							};
+							default_cfg {
+								pins = "GPIO26_M16";
+								output-low;
+							};
+						};
+					};
+					gpio35 {
+						gpio35_default_mode: gpio35_default {
+							default_mux {
+								function = "gpio";
+								groups = "gpio35_d_1";
+							};
+							default_cfg {
+								pins = "GPIO35_W15";
+								output-low;
+							};
+						};
+					};
+					/*
+					 * This sets up the YCBCR connector pins, i.e. analog video out.
+					 * Set as input with no bias.
+					 */
+					ycbcr {
+						ycbcr_default_mode: ycbcr_default {
+							default_mux {
+								function = "ycbcr";
+								groups = "ycbcr0123_d_1";
+							};
+							default_cfg {
+								pins = "GPIO6_Y18",
+									 "GPIO7_AA20",
+									 "GPIO8_W18",
+									 "GPIO9_AA19";
+								input-enable;
+								bias-disable;
+							};
+						};
+					};
+					/* This sets up the PWM pins 14 and 15 */
+					pwm {
+						pwm_default_mode: pwm_default {
+							default_mux {
+								function = "pwmout";
+								groups = "pwmout1_d_1", "pwmout2_d_1";
+							};
+							default_cfg {
+								pins = "GPIO14_F14",
+									 "GPIO15_B17";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					/* This sets up audio interface 1 */
+					adi1 {
+						adi1_default_mode: adi1_default {
+							default_mux {
+								function = "adi1";
+								groups = "adi1_d_1";
+							};
+							default_cfg {
+								pins = "GPIO17_P5",
+									 "GPIO18_R5",
+									 "GPIO19_U5",
+									 "GPIO20_T5";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					/* This sets up the USB UICC pins */
+					usbuicc {
+						usbuicc_default_mode: usbuicc_default {
+							default_mux {
+								function = "usbuicc";
+								groups = "usbuicc_d_1";
+							};
+							default_cfg {
+								pins = "GPIO21_H19",
+									 "GPIO22_G20",
+									 "GPIO23_G19";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					/* This sets up the microphone pins */
+					dmic {
+						dmic_default_mode: dmic_default {
+							default_mux {
+								function = "dmic";
+								groups = "dmic12_d_1",
+									 "dmic34_d_1",
+									 "dmic56_d_1";
+							};
+							default_cfg {
+								pins = "GPIO27_J6",
+									 "GPIO28_K6",
+									 "GPIO29_G6",
+									 "GPIO30_H6",
+									 "GPIO31_F5",
+									 "GPIO32_G5";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					extcpena {
+						extcpena_default_mode: extcpena_default {
+							default_mux {
+								function = "extcpena";
+								groups = "extcpena_d_1";
+							};
+							default_cfg {
+								pins = "GPIO34_R17";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					/* Modem I2C setup (SCL and SDA pins) */
+					modsclsda {
+						modsclsda_default_mode: modsclsda_default {
+							default_mux {
+								function = "modsclsda";
+								groups = "modsclsda_d_1";
+							};
+							default_cfg {
+								pins = "GPIO40_T19",
+									"GPIO41_U19";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					/*
+					 * Clock output pins associated with regulators.
+					 */
+					sysclkreq2 {
+						sysclkreq2_default_mode: sysclkreq2_default {
+							default_mux {
+								function = "sysclkreq";
+								groups = "sysclkreq2_d_1";
+							};
+							default_cfg {
+								pins = "GPIO1_T10";
+								input-enable;
+								bias-disable;
+							};
+						};
+						sysclkreq2_sleep_mode: sysclkreq2_sleep {
+							default_mux {
+								function = "gpio";
+								groups = "gpio1_a_1";
+							};
+							default_cfg {
+								pins = "GPIO1_T10";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+					sysclkreq4 {
+						sysclkreq4_default_mode: sysclkreq4_default {
+							default_mux {
+								function = "sysclkreq";
+								groups = "sysclkreq4_d_1";
+							};
+							default_cfg {
+								pins = "GPIO3_U9";
+								input-enable;
+								bias-disable;
+							};
+						};
+						sysclkreq4_sleep_mode: sysclkreq4_sleep {
+							default_mux {
+								function = "gpio";
+								groups = "gpio3_a_1";
+							};
+							default_cfg {
+								pins = "GPIO3_U9";
+								input-enable;
+								bias-pull-down;
+							};
+						};
+					};
+				};
+				/*
+				 * Charging is not working on the HREF unless an actual battery is
+				 * mounted, most HREFs have a DC cable in to the "battery power"
+				 * which means this will only be cofusing. So do not enable charging
+				 * of the HREFs.
+				 */
+				ab8500_fg {
+					status = "disabled";
+				};
+				ab8500_btemp {
+					status = "disabled";
+				};
+				ab8500_charger {
+					status = "disabled";
+				};
+				ab8500_chargalg {
+					status = "disabled";
+				};
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/st/ste-href.dtsi b/arch/arm/boot/dts/st/ste-href.dtsi
index 13b11dbeba1c..fbf0309e108f 100644
--- a/arch/arm/boot/dts/st/ste-href.dtsi
+++ b/arch/arm/boot/dts/st/ste-href.dtsi
@@ -242,61 +242,6 @@
 			status = "okay";
 		};
 
-		prcmu@80157000 {
-			ab8500 {
-				gpio {
-				};
-
-				phy {
-					pinctrl-names = "default", "sleep";
-					pinctrl-0 = <&usb_a_1_default>;
-					pinctrl-1 = <&usb_a_1_sleep>;
-				};
-
-				regulator {
-					ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
-						regulator-name = "V-DISPLAY";
-					};
-
-					ab8500_ldo_aux2_reg: ab8500_ldo_aux2 {
-						regulator-name = "V-eMMC1";
-					};
-
-					ab8500_ldo_aux3_reg: ab8500_ldo_aux3 {
-						regulator-name = "V-MMC-SD";
-					};
-
-					ab8500_ldo_intcore_reg: ab8500_ldo_intcore {
-						regulator-name = "V-INTCORE";
-					};
-
-					ab8500_ldo_tvout_reg: ab8500_ldo_tvout {
-						regulator-name = "V-TVOUT";
-					};
-
-					ab8500_ldo_audio_reg: ab8500_ldo_audio {
-						regulator-name = "V-AUD";
-					};
-
-					ab8500_ldo_anamic1_reg: ab8500_ldo_anamic1 {
-						regulator-name = "V-AMIC1";
-					};
-
-					ab8500_ldo_anamic2_reg: ab8500_ldo_anamic2 {
-						regulator-name = "V-AMIC2";
-					};
-
-					ab8500_ldo_dmic_reg: ab8500_ldo_dmic {
-						regulator-name = "V-DMIC";
-					};
-
-					ab8500_ldo_ana_reg: ab8500_ldo_ana {
-						regulator-name = "V-CSI/DSI";
-					};
-				};
-			};
-		};
-
 		pinctrl {
 			sdi0 {
 				sdi0_default_mode: sdi0_default {
diff --git a/arch/arm/boot/dts/st/ste-href520-tvk.dts b/arch/arm/boot/dts/st/ste-href520-tvk.dts
index 7f661f8f13ad..5677df43c3ac 100644
--- a/arch/arm/boot/dts/st/ste-href520-tvk.dts
+++ b/arch/arm/boot/dts/st/ste-href520-tvk.dts
@@ -5,6 +5,7 @@
 
 /dts-v1/;
 #include "ste-db8520.dtsi"
+#include "ste-href-ab8505.dtsi"
 #include "ste-hrefv60plus.dtsi"
 #include "ste-href-tvk1281618-r3.dtsi"
 
diff --git a/arch/arm/boot/dts/st/ste-hrefprev60-stuib.dts b/arch/arm/boot/dts/st/ste-hrefprev60-stuib.dts
index a29e345a43d3..b142bb2d38d8 100644
--- a/arch/arm/boot/dts/st/ste-hrefprev60-stuib.dts
+++ b/arch/arm/boot/dts/st/ste-hrefprev60-stuib.dts
@@ -5,6 +5,7 @@
 
 /dts-v1/;
 #include "ste-db8500.dtsi"
+#include "ste-href-ab8500.dtsi"
 #include "ste-hrefprev60.dtsi"
 #include "ste-href-stuib.dtsi"
 
diff --git a/arch/arm/boot/dts/st/ste-hrefprev60-tvk.dts b/arch/arm/boot/dts/st/ste-hrefprev60-tvk.dts
index 1968bd143114..5da1ff41b00e 100644
--- a/arch/arm/boot/dts/st/ste-hrefprev60-tvk.dts
+++ b/arch/arm/boot/dts/st/ste-hrefprev60-tvk.dts
@@ -5,6 +5,7 @@
 
 /dts-v1/;
 #include "ste-db8500.dtsi"
+#include "ste-href-ab8500.dtsi"
 #include "ste-hrefprev60.dtsi"
 #include "ste-href-tvk1281618-r2.dtsi"
 
diff --git a/arch/arm/boot/dts/st/ste-hrefv60plus-stuib.dts b/arch/arm/boot/dts/st/ste-hrefv60plus-stuib.dts
index 7a5b6aa1db5b..c4abe24a7cd0 100644
--- a/arch/arm/boot/dts/st/ste-hrefv60plus-stuib.dts
+++ b/arch/arm/boot/dts/st/ste-hrefv60plus-stuib.dts
@@ -7,6 +7,7 @@
 
 /dts-v1/;
 #include "ste-db8500.dtsi"
+#include "ste-href-ab8500.dtsi"
 #include "ste-hrefv60plus.dtsi"
 #include "ste-href-stuib.dtsi"
 
diff --git a/arch/arm/boot/dts/st/ste-hrefv60plus-tvk.dts b/arch/arm/boot/dts/st/ste-hrefv60plus-tvk.dts
index d5af3f375161..f55e8de2b516 100644
--- a/arch/arm/boot/dts/st/ste-hrefv60plus-tvk.dts
+++ b/arch/arm/boot/dts/st/ste-hrefv60plus-tvk.dts
@@ -7,6 +7,7 @@
 
 /dts-v1/;
 #include "ste-db8500.dtsi"
+#include "ste-href-ab8500.dtsi"
 #include "ste-hrefv60plus.dtsi"
 #include "ste-href-tvk1281618-r2.dtsi"
 
diff --git a/arch/arm/boot/dts/st/ste-hrefv60plus.dtsi b/arch/arm/boot/dts/st/ste-hrefv60plus.dtsi
index f87f4150ea68..b23966c16a32 100644
--- a/arch/arm/boot/dts/st/ste-hrefv60plus.dtsi
+++ b/arch/arm/boot/dts/st/ste-hrefv60plus.dtsi
@@ -3,7 +3,6 @@
  * Copyright 2012 ST-Ericsson AB
  */
 
-#include "ste-href-ab8500.dtsi"
 #include "ste-href.dtsi"
 
 / {