Merge tag 'asahi-soc-dt-6.16' of https://github.com/AsahiLinux/linux into soc/dt

Apple SoC Device Tree updates for 6.16:

- A-series SoCs: CPU cache information has been added to device trees
- M-series SoCs: SPMI controller and SPMI NVMEM nodes have been added

* tag 'asahi-soc-dt-6.16' of https://github.com/AsahiLinux/linux:
  arm64: dts: apple: Add PMIC NVMEM
  arm64: dts: apple: Add SPMI controller nodes
  arm64: dts: apple: t8015: Add CPU caches
  arm64: dts: apple: t8012: Add CPU caches
  arm64: dts: apple: t8011: Add CPU caches
  arm64: dts: apple: t8010: Add CPU caches
  arm64: dts: apple: s8001: Add CPU caches
  arm64: dts: apple: s800-0-3: Add CPU caches
  arm64: dts: apple: t7001: Add CPU caches
  arm64: dts: apple: t7000: Add CPU caches
  arm64: dts: apple: s5l8960x: Add CPU caches

Link: https://lore.kernel.org/r/20250507160827.87725-1-sven@svenpeter.dev
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

14 files changed, 316 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/apple/s5l8960x.dtsi b/arch/arm64/boot/dts/apple/s5l8960x.dtsi
index d820b0e43050..5b5175d6978c 100644
--- a/arch/arm64/boot/dts/apple/s5l8960x.dtsi
+++ b/arch/arm64/boot/dts/apple/s5l8960x.dtsi
@@ -37,6 +37,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu1: cpu@1 {
@@ -47,6 +50,16 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x100000>;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/s800-0-3.dtsi b/arch/arm64/boot/dts/apple/s800-0-3.dtsi
index c0e9ae45627c..09db4ed64054 100644
--- a/arch/arm64/boot/dts/apple/s800-0-3.dtsi
+++ b/arch/arm64/boot/dts/apple/s800-0-3.dtsi
@@ -36,6 +36,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu1: cpu@1 {
@@ -46,6 +49,16 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x300000>;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/s8001.dtsi b/arch/arm64/boot/dts/apple/s8001.dtsi
index d56d49c048bb..fee350765894 100644
--- a/arch/arm64/boot/dts/apple/s8001.dtsi
+++ b/arch/arm64/boot/dts/apple/s8001.dtsi
@@ -36,6 +36,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu1: cpu@1 {
@@ -46,6 +49,16 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x300000>;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t6001.dtsi b/arch/arm64/boot/dts/apple/t6001.dtsi
index 620b17e4031f..d2cf81926f28 100644
--- a/arch/arm64/boot/dts/apple/t6001.dtsi
+++ b/arch/arm64/boot/dts/apple/t6001.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/interrupt-controller/apple-aic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/pinctrl/apple.h>
+#include <dt-bindings/spmi/spmi.h>
 
 #include "multi-die-cpp.h"
 
diff --git a/arch/arm64/boot/dts/apple/t6002.dtsi b/arch/arm64/boot/dts/apple/t6002.dtsi
index a963a5011799..e36f422d257d 100644
--- a/arch/arm64/boot/dts/apple/t6002.dtsi
+++ b/arch/arm64/boot/dts/apple/t6002.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/interrupt-controller/apple-aic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/pinctrl/apple.h>
+#include <dt-bindings/spmi/spmi.h>
 
 #include "multi-die-cpp.h"
 
diff --git a/arch/arm64/boot/dts/apple/t600x-die0.dtsi b/arch/arm64/boot/dts/apple/t600x-die0.dtsi
index e9b3140ba1a9..110bc6719512 100644
--- a/arch/arm64/boot/dts/apple/t600x-die0.dtsi
+++ b/arch/arm64/boot/dts/apple/t600x-die0.dtsi
@@ -45,6 +45,63 @@
 				<AIC_IRQ 0 749 IRQ_TYPE_LEVEL_HIGH>;
 	};
 
+	nub_spmi0: spmi@2920a1300 {
+		compatible = "apple,t6000-spmi", "apple,spmi";
+		reg = <0x2 0x920a1300 0x0 0x100>;
+		#address-cells = <2>;
+		#size-cells = <0>;
+
+		pmic1: pmic@f {
+			compatible = "apple,maverick-pmic", "apple,spmi-nvmem";
+			reg = <0xf SPMI_USID>;
+
+			nvmem-layout {
+				compatible = "fixed-layout";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				pm_setting: pm-setting@1405 {
+					reg = <0x1405 0x1>;
+				};
+
+				rtc_offset: rtc-offset@1411 {
+					reg = <0x1411 0x6>;
+				};
+
+				boot_stage: boot-stage@6001 {
+					reg = <0x6001 0x1>;
+				};
+
+				boot_error_count: boot-error-count@6002 {
+					reg = <0x6002 0x1>;
+					bits = <0 4>;
+				};
+
+				panic_count: panic-count@6002 {
+					reg = <0x6002 0x1>;
+					bits = <4 4>;
+				};
+
+				boot_error_stage: boot-error-stage@6003 {
+					reg = <0x6003 0x1>;
+				};
+
+				shutdown_flag: shutdown-flag@600f {
+					reg = <0x600f 0x1>;
+					bits = <3 1>;
+				};
+
+				fault_shadow: fault-shadow@867b {
+					reg = <0x867b 0x10>;
+				};
+
+				socd: socd@8b00 {
+					reg = <0x8b00 0x400>;
+				};
+			};
+		};
+	};
+
 	wdt: watchdog@2922b0000 {
 		compatible = "apple,t6000-wdt", "apple,wdt";
 		reg = <0x2 0x922b0000 0x0 0x4000>;
diff --git a/arch/arm64/boot/dts/apple/t7000.dtsi b/arch/arm64/boot/dts/apple/t7000.dtsi
index 85a34dc7bc01..52edc8d776a9 100644
--- a/arch/arm64/boot/dts/apple/t7000.dtsi
+++ b/arch/arm64/boot/dts/apple/t7000.dtsi
@@ -37,6 +37,9 @@
 			operating-points-v2 = <&typhoon_opp>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu1: cpu@1 {
@@ -47,6 +50,16 @@
 			operating-points-v2 = <&typhoon_opp>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x100000>;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t7001.dtsi b/arch/arm64/boot/dts/apple/t7001.dtsi
index 8e2c67e19c41..a2efa81305df 100644
--- a/arch/arm64/boot/dts/apple/t7001.dtsi
+++ b/arch/arm64/boot/dts/apple/t7001.dtsi
@@ -39,6 +39,9 @@
 			operating-points-v2 = <&typhoon_opp>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu1: cpu@1 {
@@ -49,6 +52,9 @@
 			operating-points-v2 = <&typhoon_opp>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu2: cpu@2 {
@@ -59,6 +65,16 @@
 			operating-points-v2 = <&typhoon_opp>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x200000>;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t8010.dtsi b/arch/arm64/boot/dts/apple/t8010.dtsi
index 17e294bd7c44..b961d4f65bc3 100644
--- a/arch/arm64/boot/dts/apple/t8010.dtsi
+++ b/arch/arm64/boot/dts/apple/t8010.dtsi
@@ -36,6 +36,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
 		};
 
 		cpu1: cpu@1 {
@@ -46,6 +49,16 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x300000>; /* P-cluster */
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t8011.dtsi b/arch/arm64/boot/dts/apple/t8011.dtsi
index 5b280c896b76..974f78cc77cf 100644
--- a/arch/arm64/boot/dts/apple/t8011.dtsi
+++ b/arch/arm64/boot/dts/apple/t8011.dtsi
@@ -36,6 +36,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
 		};
 
 		cpu1: cpu@1 {
@@ -46,6 +49,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
 		};
 
 		cpu2: cpu@2 {
@@ -56,6 +62,16 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x800000>; /* P-cluster */
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t8012.dtsi b/arch/arm64/boot/dts/apple/t8012.dtsi
index 42df2f51ad7b..a259e5735d93 100644
--- a/arch/arm64/boot/dts/apple/t8012.dtsi
+++ b/arch/arm64/boot/dts/apple/t8012.dtsi
@@ -36,6 +36,9 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
 		};
 
 		cpu1: cpu@10001 {
@@ -46,6 +49,16 @@
 			performance-domains = <&cpufreq>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache>;
+			i-cache-size = <0x10000>; /* P-core */
+			d-cache-size = <0x10000>; /* P-core */
+		};
+
+		l2_cache: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x300000>; /* P-cluster */
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t8015.dtsi b/arch/arm64/boot/dts/apple/t8015.dtsi
index 4d54afcecd50..12acf8fc8bc6 100644
--- a/arch/arm64/boot/dts/apple/t8015.dtsi
+++ b/arch/arm64/boot/dts/apple/t8015.dtsi
@@ -63,6 +63,9 @@
 			capacity-dmips-mhz = <633>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache_0>;
+			i-cache-size = <0x8000>;
+			d-cache-size = <0x8000>;
 		};
 
 		cpu_e1: cpu@1 {
@@ -74,6 +77,9 @@
 			capacity-dmips-mhz = <633>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache_0>;
+			i-cache-size = <0x8000>;
+			d-cache-size = <0x8000>;
 		};
 
 		cpu_e2: cpu@2 {
@@ -85,6 +91,9 @@
 			capacity-dmips-mhz = <633>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache_0>;
+			i-cache-size = <0x8000>;
+			d-cache-size = <0x8000>;
 		};
 
 		cpu_e3: cpu@3 {
@@ -96,6 +105,9 @@
 			capacity-dmips-mhz = <633>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache_0>;
+			i-cache-size = <0x8000>;
+			d-cache-size = <0x8000>;
 		};
 
 		cpu_p0: cpu@10004 {
@@ -107,6 +119,9 @@
 			capacity-dmips-mhz = <1024>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache_1>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
 		};
 
 		cpu_p1: cpu@10005 {
@@ -118,6 +133,23 @@
 			capacity-dmips-mhz = <1024>;
 			enable-method = "spin-table";
 			device_type = "cpu";
+			next-level-cache = <&l2_cache_1>;
+			i-cache-size = <0x10000>;
+			d-cache-size = <0x10000>;
+		};
+
+		l2_cache_0: l2-cache-0 {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x100000>;
+		};
+
+		l2_cache_1: l2-cache-1 {
+			compatible = "cache";
+			cache-level = <2>;
+			cache-unified;
+			cache-size = <0x800000>;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index 97b6a067394e..20faf0c0d809 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/interrupt-controller/apple-aic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/pinctrl/apple.h>
+#include <dt-bindings/spmi/spmi.h>
 
 / {
 	compatible = "apple,t8103", "apple,arm-platform";
@@ -741,6 +742,63 @@
 			};
 		};
 
+		nub_spmi: spmi@23d0d9300 {
+			compatible = "apple,t8103-spmi", "apple,spmi";
+			reg = <0x2 0x3d0d9300 0x0 0x100>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			pmic1: pmic@f {
+				compatible = "apple,sera-pmic", "apple,spmi-nvmem";
+				reg = <0xf SPMI_USID>;
+
+				nvmem-layout {
+					compatible = "fixed-layout";
+					#address-cells = <1>;
+					#size-cells = <1>;
+
+					boot_stage: boot-stage@9f01 {
+						reg = <0x9f01 0x1>;
+					};
+
+					boot_error_count: boot-error-count@9f02 {
+						reg = <0x9f02 0x1>;
+						bits = <0 4>;
+					};
+
+					panic_count: panic-count@9f02 {
+						reg = <0x9f02 0x1>;
+						bits = <4 4>;
+					};
+
+					boot_error_stage: boot-error-stage@9f03 {
+						reg = <0x9f03 0x1>;
+					};
+
+					shutdown_flag: shutdown-flag@9f0f {
+						reg = <0x9f0f 0x1>;
+						bits = <3 1>;
+					};
+
+					fault_shadow: fault-shadow@a67b {
+						reg = <0xa67b 0x10>;
+					};
+
+					socd: socd@ab00 {
+						reg = <0xab00 0x400>;
+					};
+
+					pm_setting: pm-setting@d001 {
+						reg = <0xd001 0x1>;
+					};
+
+					rtc_offset: rtc-offset@d100 {
+						reg = <0xd100 0x6>;
+					};
+				};
+			};
+		};
+
 		pinctrl_nub: pinctrl@23d1f0000 {
 			compatible = "apple,t8103-pinctrl", "apple,pinctrl";
 			reg = <0x2 0x3d1f0000 0x0 0x4000>;
diff --git a/arch/arm64/boot/dts/apple/t8112.dtsi b/arch/arm64/boot/dts/apple/t8112.dtsi
index d9b966d68e4f..e95711d8337f 100644
--- a/arch/arm64/boot/dts/apple/t8112.dtsi
+++ b/arch/arm64/boot/dts/apple/t8112.dtsi
@@ -782,6 +782,63 @@
 			interrupts = <AIC_IRQ 379 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		nub_spmi: spmi@23d714000 {
+			compatible = "apple,t8112-spmi", "apple,spmi";
+			reg = <0x2 0x3d714000 0x0 0x100>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			pmic1: pmic@e {
+				compatible = "apple,stowe-pmic", "apple,spmi-nvmem";
+				reg = <0xe SPMI_USID>;
+
+				nvmem-layout {
+					compatible = "fixed-layout";
+					#address-cells = <1>;
+					#size-cells = <1>;
+
+					fault_shadow: fault-shadow@867b {
+						reg = <0x867b 0x10>;
+					};
+
+					socd: socd@8b00 {
+						reg = <0x8b00 0x400>;
+					};
+
+					boot_stage: boot-stage@f701 {
+						reg = <0xf701 0x1>;
+					};
+
+					boot_error_count: boot-error-count@f702 {
+						reg = <0xf702 0x1>;
+						bits = <0 4>;
+					};
+
+					panic_count: panic-count@f702 {
+						reg = <0xf702 0x1>;
+						bits = <4 4>;
+					};
+
+					boot_error_stage: boot-error-stage@f703 {
+						reg = <0xf703 0x1>;
+					};
+
+					shutdown_flag: shutdown-flag@f70f {
+						reg = <0xf70f 0x1>;
+						bits = <3 1>;
+					};
+
+					pm_setting: pm-setting@f801 {
+						reg = <0xf801 0x1>;
+					};
+
+					rtc_offset: rtc-offset@f900 {
+						reg = <0xf900 0x6>;
+					};
+				};
+			};
+		};
+
 		pinctrl_smc: pinctrl@23e820000 {
 			compatible = "apple,t8112-pinctrl", "apple,pinctrl";
 			reg = <0x2 0x3e820000 0x0 0x4000>;