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/*
* (C) Copyright 2009
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _MVEBU_CPU_H
#define _MVEBU_CPU_H
#include <asm/system.h>
#ifndef __ASSEMBLY__
#define MVEBU_REG_PCIE_DEVID (MVEBU_REG_PCIE_BASE + 0x00)
#define MVEBU_REG_PCIE_REVID (MVEBU_REG_PCIE_BASE + 0x08)
enum memory_bank {
BANK0,
BANK1,
BANK2,
BANK3
};
enum cpu_winen {
CPU_WIN_DISABLE,
CPU_WIN_ENABLE
};
enum cpu_target {
CPU_TARGET_DRAM = 0x0,
CPU_TARGET_DEVICEBUS_BOOTROM_SPI = 0x1,
CPU_TARGET_ETH23 = 0x3,
CPU_TARGET_PCIE02 = 0x4,
CPU_TARGET_ETH01 = 0x7,
CPU_TARGET_PCIE13 = 0x8,
CPU_TARGET_SASRAM = 0x9,
CPU_TARGET_NAND = 0xd,
};
enum cpu_attrib {
CPU_ATTR_SASRAM = 0x01,
CPU_ATTR_DRAM_CS0 = 0x0e,
CPU_ATTR_DRAM_CS1 = 0x0d,
CPU_ATTR_DRAM_CS2 = 0x0b,
CPU_ATTR_DRAM_CS3 = 0x07,
CPU_ATTR_NANDFLASH = 0x2f,
CPU_ATTR_SPIFLASH = 0x1e,
CPU_ATTR_SPI0_CS0 = 0x1e,
CPU_ATTR_SPI0_CS1 = 0x5e,
CPU_ATTR_SPI1_CS2 = 0x9a,
CPU_ATTR_BOOTROM = 0x1d,
CPU_ATTR_PCIE_IO = 0xe0,
CPU_ATTR_PCIE_MEM = 0xe8,
CPU_ATTR_DEV_CS0 = 0x3e,
CPU_ATTR_DEV_CS1 = 0x3d,
CPU_ATTR_DEV_CS2 = 0x3b,
CPU_ATTR_DEV_CS3 = 0x37,
};
enum {
MVEBU_SOC_AXP,
MVEBU_SOC_A375,
MVEBU_SOC_A38X,
MVEBU_SOC_UNKNOWN,
};
/*
* Default Device Address MAP BAR values
*/
#define MBUS_PCI_MEM_BASE 0xE8000000
#define MBUS_PCI_MEM_SIZE (128 << 20)
#define MBUS_PCI_IO_BASE 0xF1100000
#define MBUS_PCI_IO_SIZE (64 << 10)
#define MBUS_SPI_BASE 0xF4000000
#define MBUS_SPI_SIZE (8 << 20)
#define MBUS_BOOTROM_BASE 0xF8000000
#define MBUS_BOOTROM_SIZE (8 << 20)
struct mbus_win {
u32 base;
u32 size;
u8 target;
u8 attr;
};
/*
* System registers
* Ref: Datasheet sec:A.28
*/
struct mvebu_system_registers {
#if defined(CONFIG_ARMADA_375)
u8 pad1[0x54];
#else
u8 pad1[0x60];
#endif
u32 rstoutn_mask; /* 0x60 */
u32 sys_soft_rst; /* 0x64 */
};
/*
* GPIO Registers
* Ref: Datasheet sec:A.19
*/
struct kwgpio_registers {
u32 dout;
u32 oe;
u32 blink_en;
u32 din_pol;
u32 din;
u32 irq_cause;
u32 irq_mask;
u32 irq_level;
};
struct sar_freq_modes {
u8 val;
u8 ffc; /* Fabric Frequency Configuration */
u32 p_clk;
u32 nb_clk;
u32 d_clk;
};
/* Needed for dynamic (board-specific) mbus configuration */
extern struct mvebu_mbus_state mbus_state;
/*
* functions
*/
unsigned int mvebu_sdram_bar(enum memory_bank bank);
unsigned int mvebu_sdram_bs(enum memory_bank bank);
void mvebu_sdram_size_adjust(enum memory_bank bank);
int mvebu_mbus_probe(struct mbus_win windows[], int count);
int mvebu_soc_family(void);
u32 mvebu_get_nand_clock(void);
void return_to_bootrom(void);
int mv_sdh_init(unsigned long regbase, u32 max_clk, u32 min_clk, u32 quirks);
void get_sar_freq(struct sar_freq_modes *sar_freq);
/*
* Highspeed SERDES PHY config init, ported from bin_hdr
* to mainline U-Boot
*/
int serdes_phy_config(void);
/*
* DDR3 init / training code ported from Marvell bin_hdr. Now
* available in mainline U-Boot in:
* drivers/ddr/marvell
*/
int ddr3_init(void);
struct mvebu_lcd_info {
u32 fb_base;
int x_res;
int y_res;
int x_fp; /* frontporch */
int y_fp;
int x_bp; /* backporch */
int y_bp;
};
int mvebu_lcd_register_init(struct mvebu_lcd_info *lcd_info);
#endif /* __ASSEMBLY__ */
#endif /* _MVEBU_CPU_H */
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