1 files changed, 83 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-tegra/ap.h b/arch/arm/include/asm/arch-tegra/ap.h
new file mode 100644
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+++ b/arch/arm/include/asm/arch-tegra/ap.h
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+/*
+ * (C) Copyright 2010-2011
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#include <asm/types.h>
+
+/* Stabilization delays, in usec */
+#define PLL_STABILIZATION_DELAY	(300)
+#define IO_STABILIZATION_DELAY	(1000)
+
+#define PLLX_ENABLED		(1 << 30)
+#define CCLK_BURST_POLICY	0x20008888
+#define SUPER_CCLK_DIVIDER	0x80000000
+
+/* Calculate clock fractional divider value from ref and target frequencies */
+#define CLK_DIVIDER(REF, FREQ)	((((REF) * 2) / FREQ) - 2)
+
+/* Calculate clock frequency value from reference and clock divider value */
+#define CLK_FREQUENCY(REF, REG)	(((REF) * 2) / (REG + 2))
+
+/* AVP/CPU ID */
+#define PG_UP_TAG_0_PID_CPU	0x55555555	/* CPU aka "a9" aka "mpcore" */
+#define PG_UP_TAG_0		0x0
+
+#define CORESIGHT_UNLOCK	0xC5ACCE55;
+
+/* AP base physical address of internal SRAM */
+#define NV_PA_BASE_SRAM		0x40000000
+
+#define EXCEP_VECTOR_CPU_RESET_VECTOR	(NV_PA_EVP_BASE + 0x100)
+#define CSITE_CPU_DBG0_LAR		(NV_PA_CSITE_BASE + 0x10FB0)
+#define CSITE_CPU_DBG1_LAR		(NV_PA_CSITE_BASE + 0x12FB0)
+
+#define FLOW_CTLR_HALT_COP_EVENTS	(NV_PA_FLOW_BASE + 4)
+#define FLOW_MODE_STOP			2
+#define HALT_COP_EVENT_JTAG		(1 << 28)
+#define HALT_COP_EVENT_IRQ_1		(1 << 11)
+#define HALT_COP_EVENT_FIQ_1		(1 << 9)
+
+/* This is the main entry into U-Boot, used by the Cortex-A9 */
+extern void _start(void);
+
+/**
+ * Works out the SOC/SKU type used for clocks settings
+ *
+ * @return	SOC type - see TEGRA_SOC...
+ */
+int tegra_get_chip_sku(void);
+
+/**
+ * Returns the pure SOC (chip ID) from the HIDREV register
+ *
+ * @return	SOC ID - see CHIPID_TEGRAxx...
+ */
+int tegra_get_chip(void);
+
+/**
+ * Returns the SKU ID from the sku_info register
+ *
+ * @return	SKU ID - see SKU_ID_Txx...
+ */
+int tegra_get_sku_info(void);
+
+/* Do any chip-specific cache config */
+void config_cache(void);