ec/ite: Add Interrupt Controller registers

- IT8587E has groups 0-18
- IT5570E has groups 0-21
- IT81202E has groups 0-23

Signed-off-by: Tim Crawford <tcrawford@system76.com>

src/ec/ite/include/ec/intc.h

@@ -0,0 +1,137 @@
+// SPDX-License-Identifier: GPL-3.0-only
+
+// Interrupt Controller (INTC)
+
+// ISR: Interrupt Status Register
+// IER: Interrupt Enable Register
+// IELMR: Interrupt Edge/Level-Triggered Mode Register
+// IPOLR: Interrupt Polarity Register
+
+#ifndef _EC_INTC_H
+#define _EC_INTC_H
+
+#include <stdint.h>
+
+volatile uint8_t __xdata __at(0x1100) ISR0;
+volatile uint8_t __xdata __at(0x1104) IER0;
+volatile uint8_t __xdata __at(0x1108) IELMR0;
+volatile uint8_t __xdata __at(0x110C) IPOLR0;
+
+volatile uint8_t __xdata __at(0x1101) ISR1;
+volatile uint8_t __xdata __at(0x1105) IER1;
+volatile uint8_t __xdata __at(0x1109) IELMR1;
+volatile uint8_t __xdata __at(0x110D) IPOLR1;
+
+volatile uint8_t __xdata __at(0x1102) ISR2;
+volatile uint8_t __xdata __at(0x1106) IER2;
+volatile uint8_t __xdata __at(0x110A) IELMR2;
+volatile uint8_t __xdata __at(0x110E) IPOLR2;
+
+volatile uint8_t __xdata __at(0x1103) ISR3;
+volatile uint8_t __xdata __at(0x1107) IER3;
+volatile uint8_t __xdata __at(0x110B) IELMR3;
+volatile uint8_t __xdata __at(0x110F) IPOLR3;
+
+volatile uint8_t __xdata __at(0x1114) ISR4;
+volatile uint8_t __xdata __at(0x1115) IER4;
+volatile uint8_t __xdata __at(0x1116) IELMR4;
+volatile uint8_t __xdata __at(0x1117) IPOLR4;
+
+volatile uint8_t __xdata __at(0x1118) ISR5;
+volatile uint8_t __xdata __at(0x1119) IER5;
+volatile uint8_t __xdata __at(0x111A) IELMR5;
+volatile uint8_t __xdata __at(0x111B) IPOLR5;
+
+volatile uint8_t __xdata __at(0x111C) ISR6;
+volatile uint8_t __xdata __at(0x111D) IER6;
+volatile uint8_t __xdata __at(0x111E) IELMR6;
+volatile uint8_t __xdata __at(0x111F) IPOLR6;
+
+volatile uint8_t __xdata __at(0x1120) ISR7;
+volatile uint8_t __xdata __at(0x1121) IER7;
+volatile uint8_t __xdata __at(0x1122) IELMR7;
+volatile uint8_t __xdata __at(0x1123) IPOLR7;
+
+volatile uint8_t __xdata __at(0x1124) ISR8;
+volatile uint8_t __xdata __at(0x1125) IER8;
+volatile uint8_t __xdata __at(0x1126) IELMR8;
+volatile uint8_t __xdata __at(0x1127) IPOLR8;
+
+volatile uint8_t __xdata __at(0x1128) ISR9;
+volatile uint8_t __xdata __at(0x1129) IER9;
+volatile uint8_t __xdata __at(0x112A) IELMR9;
+volatile uint8_t __xdata __at(0x112B) IPOLR9;
+
+volatile uint8_t __xdata __at(0x112C) ISR10;
+volatile uint8_t __xdata __at(0x112D) IER10;
+volatile uint8_t __xdata __at(0x112E) IELMR10;
+volatile uint8_t __xdata __at(0x112F) IPOLR10;
+
+volatile uint8_t __xdata __at(0x1130) ISR11;
+volatile uint8_t __xdata __at(0x1131) IER11;
+volatile uint8_t __xdata __at(0x1132) IELMR11;
+volatile uint8_t __xdata __at(0x1133) IPOLR11;
+
+volatile uint8_t __xdata __at(0x1134) ISR12;
+volatile uint8_t __xdata __at(0x1135) IER12;
+volatile uint8_t __xdata __at(0x1136) IELMR12;
+volatile uint8_t __xdata __at(0x1137) IPOLR12;
+
+volatile uint8_t __xdata __at(0x1138) ISR13;
+volatile uint8_t __xdata __at(0x1139) IER13;
+volatile uint8_t __xdata __at(0x113A) IELMR13;
+volatile uint8_t __xdata __at(0x113B) IPOLR13;
+
+volatile uint8_t __xdata __at(0x113C) ISR14;
+volatile uint8_t __xdata __at(0x113D) IER14;
+volatile uint8_t __xdata __at(0x113E) IELMR14;
+volatile uint8_t __xdata __at(0x113F) IPOLR14;
+
+volatile uint8_t __xdata __at(0x1140) ISR15;
+volatile uint8_t __xdata __at(0x1141) IER15;
+volatile uint8_t __xdata __at(0x1142) IELMR15;
+volatile uint8_t __xdata __at(0x1143) IPOLR15;
+
+volatile uint8_t __xdata __at(0x1144) ISR16;
+volatile uint8_t __xdata __at(0x1145) IER16;
+volatile uint8_t __xdata __at(0x1146) IELMR16;
+volatile uint8_t __xdata __at(0x1147) IPOLR16;
+
+volatile uint8_t __xdata __at(0x1148) ISR17;
+volatile uint8_t __xdata __at(0x1149) IER17;
+volatile uint8_t __xdata __at(0x114A) IELMR17;
+volatile uint8_t __xdata __at(0x114B) IPOLR17;
+
+volatile uint8_t __xdata __at(0x114C) ISR18;
+volatile uint8_t __xdata __at(0x114D) IER18;
+volatile uint8_t __xdata __at(0x114E) IELMR18;
+volatile uint8_t __xdata __at(0x114F) IPOLR18;
+
+#if CONFIG_EC_ITE_IT5570E
+volatile uint8_t __xdata __at(0x1150) ISR19;
+volatile uint8_t __xdata __at(0x1151) IER19;
+volatile uint8_t __xdata __at(0x1152) IELMR19;
+volatile uint8_t __xdata __at(0x1153) IPOLR19;
+
+volatile uint8_t __xdata __at(0x1154) ISR20;
+volatile uint8_t __xdata __at(0x1155) IER20;
+volatile uint8_t __xdata __at(0x1156) IELMR20;
+volatile uint8_t __xdata __at(0x1157) IPOLR20;
+
+volatile uint8_t __xdata __at(0x1158) ISR21;
+volatile uint8_t __xdata __at(0x1159) IER21;
+volatile uint8_t __xdata __at(0x115A) IELMR21;
+volatile uint8_t __xdata __at(0x115B) IPOLR21;
+#endif
+
+// Interrupt Vector Register
+volatile uint8_t __xdata __at(0x1110) IVCT;
+
+/**
+ * Return the highest priority pending IRQ.
+ */
+static inline uint8_t intc_get_irq(void) {
+    return IVCT - 0x10;
+}
+
+#endif // _EC_INTC_H