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Diffstat (limited to 'arch/arm64/boot/dts/apple/t8010.dtsi')
-rw-r--r--arch/arm64/boot/dts/apple/t8010.dtsi115
1 files changed, 115 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/apple/t8010.dtsi b/arch/arm64/boot/dts/apple/t8010.dtsi
index e3d6a8354103..17e294bd7c44 100644
--- a/arch/arm64/boot/dts/apple/t8010.dtsi
+++ b/arch/arm64/boot/dts/apple/t8010.dtsi
@@ -32,6 +32,8 @@
compatible = "apple,hurricane-zephyr";
reg = <0x0 0x0>;
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&fusion_opp>;
+ performance-domains = <&cpufreq>;
enable-method = "spin-table";
device_type = "cpu";
};
@@ -40,11 +42,89 @@
compatible = "apple,hurricane-zephyr";
reg = <0x0 0x1>;
cpu-release-addr = <0 0>; /* To be filled by loader */
+ operating-points-v2 = <&fusion_opp>;
+ performance-domains = <&cpufreq>;
enable-method = "spin-table";
device_type = "cpu";
};
};
+ fusion_opp: opp-table {
+ compatible = "operating-points-v2";
+
+ /*
+ * Apple Fusion Architecture: Hardware big.LITTLE switcher
+ * that use p-state transitions to switch between cores.
+ * Only one type of core can be active at a given time.
+ *
+ * The E-core frequencies are adjusted so performance scales
+ * linearly with reported clock speed.
+ */
+
+ opp01 {
+ opp-hz = /bits/ 64 <172000000>; /* 300 MHz, E-core */
+ opp-level = <1>;
+ clock-latency-ns = <11000>;
+ };
+ opp02 {
+ opp-hz = /bits/ 64 <230000000>; /* 396 MHz, E-core */
+ opp-level = <2>;
+ clock-latency-ns = <49000>;
+ };
+ opp03 {
+ opp-hz = /bits/ 64 <425000000>; /* 732 MHz, E-core */
+ opp-level = <3>;
+ clock-latency-ns = <13000>;
+ };
+ opp04 {
+ opp-hz = /bits/ 64 <637000000>; /* 1092 MHz, E-core */
+ opp-level = <4>;
+ clock-latency-ns = <18000>;
+ };
+ opp05 {
+ opp-hz = /bits/ 64 <756000000>;
+ opp-level = <5>;
+ clock-latency-ns = <35000>;
+ };
+ opp06 {
+ opp-hz = /bits/ 64 <1056000000>;
+ opp-level = <6>;
+ clock-latency-ns = <31000>;
+ };
+ opp07 {
+ opp-hz = /bits/ 64 <1356000000>;
+ opp-level = <7>;
+ clock-latency-ns = <37000>;
+ };
+ opp08 {
+ opp-hz = /bits/ 64 <1644000000>;
+ opp-level = <8>;
+ clock-latency-ns = <39500>;
+ };
+ hurricane_opp09: opp09 {
+ opp-hz = /bits/ 64 <1944000000>;
+ opp-level = <9>;
+ clock-latency-ns = <46000>;
+ status = "disabled"; /* Not available on N112 */
+ };
+ hurricane_opp10: opp10 {
+ opp-hz = /bits/ 64 <2244000000>;
+ opp-level = <10>;
+ clock-latency-ns = <56000>;
+ status = "disabled"; /* Not available on N112 */
+ };
+#if 0
+ /* Not available until CPU deep sleep is implemented */
+ hurricane_opp11: opp11 {
+ opp-hz = /bits/ 64 <2340000000>;
+ opp-level = <11>;
+ clock-latency-ns = <56000>;
+ turbo-mode;
+ status = "disabled"; /* Not available on N112 */
+ };
+#endif
+ };
+
soc {
compatible = "simple-bus";
#address-cells = <2>;
@@ -52,6 +132,12 @@
nonposted-mmio;
ranges;
+ cpufreq: performance-controller@202f20000 {
+ compatible = "apple,t8010-cluster-cpufreq", "apple,t8103-cluster-cpufreq", "apple,cluster-cpufreq";
+ reg = <0x2 0x02f20000 0 0x1000>;
+ #performance-domain-cells = <0>;
+ };
+
serial0: serial@20a0c0000 {
compatible = "apple,s5l-uart";
reg = <0x2 0x0a0c0000 0x0 0x4000>;
@@ -61,19 +147,37 @@
/* Use the bootloader-enabled clocks for now. */
clocks = <&clkref>, <&clkref>;
clock-names = "uart", "clk_uart_baud0";
+ power-domains = <&ps_uart0>;
status = "disabled";
};
+ pmgr: power-management@20e000000 {
+ compatible = "apple,t8010-pmgr", "apple,pmgr", "syscon", "simple-mfd";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ reg = <0x2 0xe000000 0 0x8c000>;
+ };
+
aic: interrupt-controller@20e100000 {
compatible = "apple,t8010-aic", "apple,aic";
reg = <0x2 0x0e100000 0x0 0x100000>;
#interrupt-cells = <3>;
interrupt-controller;
+ power-domains = <&ps_aic>;
+ };
+
+ dwi_bl: backlight@20e200080 {
+ compatible = "apple,t8010-dwi-bl", "apple,dwi-bl";
+ reg = <0x2 0x0e200080 0x0 0x8>;
+ power-domains = <&ps_dwi>;
+ status = "disabled";
};
pinctrl_ap: pinctrl@20f100000 {
compatible = "apple,t8010-pinctrl", "apple,pinctrl";
reg = <0x2 0x0f100000 0x0 0x100000>;
+ power-domains = <&ps_gpio>;
gpio-controller;
#gpio-cells = <2>;
@@ -95,6 +199,7 @@
pinctrl_aop: pinctrl@2100f0000 {
compatible = "apple,t8010-pinctrl", "apple,pinctrl";
reg = <0x2 0x100f0000 0x0 0x100000>;
+ power-domains = <&ps_aop_gpio>;
gpio-controller;
#gpio-cells = <2>;
@@ -113,6 +218,14 @@
<AIC_IRQ 134 IRQ_TYPE_LEVEL_HIGH>;
};
+ pmgr_mini: power-management@210200000 {
+ compatible = "apple,t8010-pmgr", "apple,pmgr", "syscon", "simple-mfd";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ reg = <0x2 0x10200000 0 0x84000>;
+ };
+
wdt: watchdog@2102b0000 {
compatible = "apple,t8010-wdt", "apple,wdt";
reg = <0x2 0x102b0000 0x0 0x4000>;
@@ -131,3 +244,5 @@
<AIC_FIQ AIC_TMR_GUEST_VIRT IRQ_TYPE_LEVEL_HIGH>;
};
};
+
+#include "t8010-pmgr.dtsi"