mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 09:48:16 +00:00
f784e32b4b
Provide a helper function that will setup the last available LAWs (upto 2) for DDR. Useful for SPD/dyanmic DDR setting code. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
#ifndef _FSL_LAW_H_
|
|
#define _FSL_LAW_H_
|
|
|
|
#include <asm/io.h>
|
|
|
|
#define SET_LAW_ENTRY(idx, a, sz, trgt) \
|
|
{ .index = idx, .addr = a, .size = sz, .trgt_id = trgt }
|
|
|
|
#define SET_LAW(a, sz, trgt) \
|
|
{ .index = -1, .addr = a, .size = sz, .trgt_id = trgt }
|
|
|
|
enum law_size {
|
|
LAW_SIZE_4K = 0xb,
|
|
LAW_SIZE_8K,
|
|
LAW_SIZE_16K,
|
|
LAW_SIZE_32K,
|
|
LAW_SIZE_64K,
|
|
LAW_SIZE_128K,
|
|
LAW_SIZE_256K,
|
|
LAW_SIZE_512K,
|
|
LAW_SIZE_1M,
|
|
LAW_SIZE_2M,
|
|
LAW_SIZE_4M,
|
|
LAW_SIZE_8M,
|
|
LAW_SIZE_16M,
|
|
LAW_SIZE_32M,
|
|
LAW_SIZE_64M,
|
|
LAW_SIZE_128M,
|
|
LAW_SIZE_256M,
|
|
LAW_SIZE_512M,
|
|
LAW_SIZE_1G,
|
|
LAW_SIZE_2G,
|
|
LAW_SIZE_4G,
|
|
LAW_SIZE_8G,
|
|
LAW_SIZE_16G,
|
|
LAW_SIZE_32G,
|
|
};
|
|
|
|
enum law_trgt_if {
|
|
LAW_TRGT_IF_PCI = 0x00,
|
|
LAW_TRGT_IF_PCI_2 = 0x01,
|
|
#ifndef CONFIG_MPC8641
|
|
LAW_TRGT_IF_PCIE_1 = 0x02,
|
|
#endif
|
|
#ifndef CONFIG_MPC8572
|
|
LAW_TRGT_IF_PCIE_3 = 0x03,
|
|
#endif
|
|
LAW_TRGT_IF_LBC = 0x04,
|
|
LAW_TRGT_IF_CCSR = 0x08,
|
|
LAW_TRGT_IF_DDR_INTRLV = 0x0b,
|
|
LAW_TRGT_IF_RIO = 0x0c,
|
|
LAW_TRGT_IF_DDR = 0x0f,
|
|
LAW_TRGT_IF_DDR_2 = 0x16, /* 2nd controller */
|
|
};
|
|
#define LAW_TRGT_IF_DDR_1 LAW_TRGT_IF_DDR
|
|
#define LAW_TRGT_IF_PCI_1 LAW_TRGT_IF_PCI
|
|
#define LAW_TRGT_IF_PCIX LAW_TRGT_IF_PCI
|
|
#define LAW_TRGT_IF_PCIE_2 LAW_TRGT_IF_PCI_2
|
|
|
|
#ifdef CONFIG_MPC8641
|
|
#define LAW_TRGT_IF_PCIE_1 LAW_TRGT_IF_PCI
|
|
#endif
|
|
|
|
#ifdef CONFIG_MPC8572
|
|
#define LAW_TRGT_IF_PCIE_3 LAW_TRGT_IF_PCI
|
|
#endif
|
|
|
|
struct law_entry {
|
|
int index;
|
|
phys_addr_t addr;
|
|
enum law_size size;
|
|
enum law_trgt_if trgt_id;
|
|
};
|
|
|
|
extern void set_law(u8 idx, phys_addr_t addr, enum law_size sz, enum law_trgt_if id);
|
|
extern int set_next_law(phys_addr_t addr, enum law_size sz, enum law_trgt_if id);
|
|
extern int set_last_law(phys_addr_t addr, enum law_size sz, enum law_trgt_if id);
|
|
extern int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id);
|
|
extern void disable_law(u8 idx);
|
|
extern void init_laws(void);
|
|
extern void print_laws(void);
|
|
|
|
/* define in board code */
|
|
extern struct law_entry law_table[];
|
|
extern int num_law_entries;
|
|
#endif
|