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/*
* Copyright (C) 2010 Albert ARIBAUD <albert.aribaud@free.fr>
*
* Based on original Kirorion5x_ood support which is
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.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., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef _ORION5X_CPU_H
#define _ORION5X_CPU_H
#include <asm/system.h>
#ifndef __ASSEMBLY__
#define ORION5X_CPU_WIN_CTRL_DATA(size, target, attr, en) (en | (target << 4) \
| (attr << 8) | (orion5x_winctrl_calcsize(size) << 16))
#define ORION5XGBE_PORT_SERIAL_CONTROL1_REG(_x) \
((_x ? ORION5X_EGIGA0_BASE : ORION5X_EGIGA1_BASE) + 0x44c)
enum memory_bank {
BANK0,
BANK1,
BANK2,
BANK3
};
enum orion5x_cpu_winen {
ORION5X_WIN_DISABLE,
ORION5X_WIN_ENABLE
};
enum orion5x_cpu_target {
ORION5X_TARGET_DRAM = 0,
ORION5X_TARGET_DEVICE = 1,
ORION5X_TARGET_PCI = 3,
ORION5X_TARGET_PCIE = 4,
ORION5X_TARGET_SASRAM = 9
};
enum orion5x_cpu_attrib {
ORION5X_ATTR_DRAM_CS0 = 0x0e,
ORION5X_ATTR_DRAM_CS1 = 0x0d,
ORION5X_ATTR_DRAM_CS2 = 0x0b,
ORION5X_ATTR_DRAM_CS3 = 0x07,
ORION5X_ATTR_PCI_MEM = 0x59,
ORION5X_ATTR_PCI_IO = 0x51,
ORION5X_ATTR_PCIE_MEM = 0x59,
ORION5X_ATTR_PCIE_IO = 0x51,
ORION5X_ATTR_SASRAM = 0x00,
ORION5X_ATTR_DEV_CS0 = 0x1e,
ORION5X_ATTR_DEV_CS1 = 0x1d,
ORION5X_ATTR_DEV_CS2 = 0x1b,
ORION5X_ATTR_BOOTROM = 0x0f
};
/*
* Device Address MAP BAR values
/*
* All addresses and sizes not defined by board code
* will be given default values here.
*/
#if !defined (ORION5X_ADR_PCIE_MEM)
#define ORION5X_ADR_PCIE_MEM 0x90000000
#endif
#if !defined (ORION5X_ADR_PCIE_MEM_REMAP_LO)
#define ORION5X_ADR_PCIE_MEM_REMAP_LO 0x90000000
#endif
#if !defined (ORION5X_ADR_PCIE_MEM_REMAP_HI)
#define ORION5X_ADR_PCIE_MEM_REMAP_HI 0
#endif
#if !defined (ORION5X_SZ_PCIE_MEM)
#define ORION5X_SZ_PCIE_MEM (128*1024*1024)
#endif
#if !defined (ORION5X_ADR_PCIE_IO)
#define ORION5X_ADR_PCIE_IO 0xf0000000
#endif
#if !defined (ORION5X_ADR_PCIE_IO_REMAP_LO)
#define ORION5X_ADR_PCIE_IO_REMAP_LO 0x90000000
#endif
#if !defined (ORION5X_ADR_PCIE_IO_REMAP_HI)
#define ORION5X_ADR_PCIE_IO_REMAP_HI 0
#endif
#if !defined (ORION5X_SZ_PCIE_IO)
#define ORION5X_SZ_PCIE_IO (64*1024)
#endif
#if !defined (ORION5X_ADR_PCI_MEM)
#define ORION5X_ADR_PCI_MEM 0x98000000
#endif
#if !defined (ORION5X_SZ_PCI_MEM)
#define ORION5X_SZ_PCI_MEM (128*1024*1024)
#endif
#if !defined (ORION5X_ADR_PCI_IO)
#define ORION5X_ADR_PCI_IO 0xf0100000
#endif
#if !defined (ORION5X_SZ_PCI_IO)
#define ORION5X_SZ_PCI_IO (64*1024)
#endif
#if !defined (ORION5X_ADR_DEV_CS0)
#define ORION5X_ADR_DEV_CS0 0xfa000000
#endif
#if !defined (ORION5X_SZ_DEV_CS0)
#define ORION5X_SZ_DEV_CS0 (2*1024*1024)
#endif
#if !defined (ORION5X_ADR_DEV_CS1)
#define ORION5X_ADR_DEV_CS1 0xf8000000
#endif
#if !defined (ORION5X_SZ_DEV_CS1)
#define ORION5X_SZ_DEV_CS1 (32*1024*1024)
#endif
#if !defined (ORION5X_ADR_DEV_CS2)
#define ORION5X_ADR_DEV_CS2 0xfa800000
#endif
#if !defined (ORION5X_SZ_DEV_CS2)
#define ORION5X_SZ_DEV_CS2 (1*1024*1024)
#endif
#if !defined (ORION5X_ADR_BOOTROM)
#define ORION5X_ADR_BOOTROM 0xFFF80000
#endif
#if !defined (ORION5X_SZ_BOOTROM)
#define ORION5X_SZ_BOOTROM (512*1024)
#endif
/*
* PCIE registers are used for SoC device ID and revision
*/
#define PCIE_DEV_ID_OFF (ORION5X_REG_PCIE_BASE + 0x0000)
#define PCIE_DEV_REV_OFF (ORION5X_REG_PCIE_BASE + 0x0008)
/*
* The following definitions are intended for identifying
* the real device and revision on which u-boot is running
* even if it was compiled only for a specific one. Thus,
* these constants must not be considered chip-specific.
*/
/* Orion-1 (88F5181) and Orion-VoIP (88F5181L) */
#define MV88F5181_DEV_ID 0x5181
#define MV88F5181_REV_B1 3
#define MV88F5181L_REV_A0 8
#define MV88F5181L_REV_A1 9
/* Orion-NAS (88F5182) */
#define MV88F5182_DEV_ID 0x5182
#define MV88F5182_REV_A2 2
/* Orion-2 (88F5281) */
#define MV88F5281_DEV_ID 0x5281
#define MV88F5281_REV_D0 4
#define MV88F5281_REV_D1 5
#define MV88F5281_REV_D2 6
/* Orion-1-90 (88F6183) */
#define MV88F6183_DEV_ID 0x6183
#define MV88F6183_REV_B0 3
/*
* read feroceon core extra feature register
* using co-proc instruction
*/
static inline unsigned int readfr_extra_feature_reg(void)
{
unsigned int val;
asm volatile ("mrc p15, 1, %0, c15, c1, 0 @ readfr exfr" : "=r"
(val) : : "cc");
return val;
}
/*
* write feroceon core extra feature register
* using co-proc instruction
*/
static inline void writefr_extra_feature_reg(unsigned int val)
{
asm volatile ("mcr p15, 1, %0, c15, c1, 0 @ writefr exfr" : : "r"
(val) : "cc");
isb();
}
/*
* AHB to Mbus Bridge Registers
* Source: 88F5182 User Manual, Appendix A, section A.4
* Note: only windows 0 and 1 have remap capability.
*/
struct orion5x_win_registers {
u32 ctrl;
u32 base;
u32 remap_lo;
u32 remap_hi;
};
/*
* CPU control and status Registers
* Source: 88F5182 User Manual, Appendix A, section A.4
*/
struct orion5x_cpu_registers {
u32 config; /*0x20100 */
u32 ctrl_stat; /*0x20104 */
u32 rstoutn_mask; /* 0x20108 */
u32 sys_soft_rst; /* 0x2010C */
u32 ahb_mbus_cause_irq; /* 0x20110 */
u32 ahb_mbus_mask_irq; /* 0x20114 */
};
/*
* DDR SDRAM Controller Address Decode Registers
* Source: 88F5182 User Manual, Appendix A, section A.5.1
*/
struct orion5x_ddr_addr_decode_registers {
u32 base;
u32 size;
};
/*
* functions
*/
void reset_cpu(unsigned long ignored);
u32 orion5x_device_id(void);
u32 orion5x_device_rev(void);
unsigned int orion5x_winctrl_calcsize(unsigned int sizeval);
#endif /* __ASSEMBLY__ */
#endif /* _ORION5X_CPU_H */
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