1 files changed, 66 insertions, 0 deletions
diff --git a/roms/u-boot/arch/x86/include/asm/itss.h b/roms/u-boot/arch/x86/include/asm/itss.h
new file mode 100644
index 000000000..6d4793277
--- /dev/null
+++ b/roms/u-boot/arch/x86/include/asm/itss.h
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Interrupt Timer Subsystem
+ *
+ * Copyright (C) 2017 Intel Corporation.
+ * Copyright 2019 Google LLC
+ *
+ * Modified from coreboot itss.h
+ */
+
+#ifndef _ASM_ARCH_ITSS_H
+#define _ASM_ARCH_ITSS_H
+
+#include <irq.h>
+
+#define GPIO_IRQ_START	50
+#define GPIO_IRQ_END	ITSS_MAX_IRQ
+
+#define ITSS_MAX_IRQ	119
+#define IRQS_PER_IPC	32
+#define NUM_IPC_REGS	DIV_ROUND_UP(ITSS_MAX_IRQ, IRQS_PER_IPC)
+
+/* Max PXRC registers in ITSS */
+#define MAX_PXRC_CONFIG	(PCR_ITSS_PIRQH_ROUT - PCR_ITSS_PIRQA_ROUT + 1)
+
+/* PIRQA Routing Control Register */
+#define PCR_ITSS_PIRQA_ROUT	0x3100
+/* PIRQB Routing Control Register */
+#define PCR_ITSS_PIRQB_ROUT	0x3101
+/* PIRQC Routing Control Register */
+#define PCR_ITSS_PIRQC_ROUT	0x3102
+/* PIRQD Routing Control Register */
+#define PCR_ITSS_PIRQD_ROUT	0x3103
+/* PIRQE Routing Control Register */
+#define PCR_ITSS_PIRQE_ROUT	0x3104
+/* PIRQF Routing Control Register */
+#define PCR_ITSS_PIRQF_ROUT	0x3105
+/* PIRQG Routing Control Register */
+#define PCR_ITSS_PIRQG_ROUT	0x3106
+/* PIRQH Routing Control Register */
+#define PCR_ITSS_PIRQH_ROUT	0x3107
+/* ITSS Interrupt polarity control */
+#define PCR_ITSS_IPC0_CONF	0x3200
+/* ITSS Power reduction control */
+#define PCR_ITSS_ITSSPRC	0x3300
+
+struct itss_plat {
+#if CONFIG_IS_ENABLED(OF_PLATDATA)
+	/* Put this first since driver model will copy the data here */
+	struct dtd_intel_itss dtplat;
+#endif
+};
+
+/* struct pmc_route - Routing for PMC to GPIO */
+struct pmc_route {
+	u32 pmc;
+	u32 gpio;
+};
+
+struct itss_priv {
+	struct pmc_route *route;
+	uint route_count;
+	u32 irq_snapshot[NUM_IPC_REGS];
+};
+
+#endif /* _ASM_ARCH_ITSS_H */