1 files changed, 62 insertions, 0 deletions
diff --git a/include/drivers/marvell/cache_llc.h b/include/drivers/marvell/cache_llc.h
new file mode 100644
index 0000000..72111b3
--- /dev/null
+++ b/include/drivers/marvell/cache_llc.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2018-2020 Marvell International Ltd.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ * https://spdx.org/licenses
+ */
+
+/* LLC driver is the Last Level Cache (L3C) driver
+ * for Marvell SoCs in AP806, AP807, and AP810
+ */
+
+#ifndef CACHE_LLC_H
+#define CACHE_LLC_H
+
+#define LLC_CTRL(ap)			(MVEBU_LLC_BASE(ap) + 0x100)
+#define LLC_SECURE_CTRL(ap)		(MVEBU_LLC_BASE(ap) + 0x10C)
+#define LLC_SYNC(ap)			(MVEBU_LLC_BASE(ap) + 0x700)
+#define LLC_BANKED_MNT_AHR(ap)		(MVEBU_LLC_BASE(ap) + 0x724)
+#define LLC_INV_WAY(ap)			(MVEBU_LLC_BASE(ap) + 0x77C)
+#define LLC_BLK_ALOC(ap)		(MVEBU_LLC_BASE(ap) + 0x78c)
+#define LLC_CLEAN_WAY(ap)		(MVEBU_LLC_BASE(ap) + 0x7BC)
+#define LLC_CLEAN_INV_WAY(ap)		(MVEBU_LLC_BASE(ap) + 0x7FC)
+#define LLC_TCN_LOCK(ap, tc)		(MVEBU_LLC_BASE(ap) + 0x920 + 4 * (tc))
+
+#define MASTER_LLC_CTRL			LLC_CTRL(MVEBU_AP0)
+#define MASTER_LLC_INV_WAY		LLC_INV_WAY(MVEBU_AP0)
+#define MASTER_LLC_TC0_LOCK		LLC_TCN_LOCK(MVEBU_AP0, 0)
+
+#define LLC_CTRL_EN			1
+#define LLC_EXCLUSIVE_EN		0x100
+#define LLC_ALL_WAYS_MASK		0xFFFFFFFF
+
+/* AP806/AP807 - 1MB 8-ways LLC */
+#define LLC_WAYS			8
+#define LLC_WAY_MASK			((1 << LLC_WAYS) - 1)
+#define LLC_SIZE			(1024 * 1024)
+#define LLC_WAY_SIZE			(LLC_SIZE / LLC_WAYS)
+#define LLC_TC_NUM			15
+
+#define LLC_BLK_ALOC_WAY_ID(way)	((way) & 0x1f)
+#define LLC_BLK_ALOC_WAY_DATA_DSBL	(0x0 << 6)
+#define LLC_BLK_ALOC_WAY_DATA_CLR	(0x1 << 6)
+#define LLC_BLK_ALOC_WAY_DATA_SET	(0x3 << 6)
+#define LLC_BLK_ALOC_BASE_ADDR(addr)	((addr) & ~(LLC_WAY_SIZE - 1))
+
+#ifndef __ASSEMBLER__
+void llc_cache_sync(int ap_index);
+void llc_flush_all(int ap_index);
+void llc_clean_all(int ap_index);
+void llc_inv_all(int ap_index);
+void llc_disable(int ap_index);
+void llc_enable(int ap_index, int excl_mode);
+int llc_is_exclusive(int ap_index);
+void llc_runtime_enable(int ap_index);
+#if LLC_SRAM
+int llc_sram_enable(int ap_index, int size);
+void llc_sram_disable(int ap_index);
+int llc_sram_test(int ap_index, int size, char *msg);
+#endif /* LLC_SRAM */
+#endif /* __ASSEMBLER__ */
+
+#endif /* CACHE_LLC_H */