| /* |
| * include/asm-ppc/mpc512x.h |
| * |
| * Prototypes, etc. for the Freescale MPC512x embedded cpu chips |
| * |
| * 2009 (C) Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| #ifndef __ASMPPC_MPC512X_H |
| #define __ASMPPC_MPC512X_H |
| |
| /* |
| * macros for manipulating CSx_START/STOP |
| */ |
| #define CSAW_START(start) ((start) & 0xFFFF0000) |
| #define CSAW_STOP(start, size) (((start) + (size) - 1) >> 16) |
| |
| /* |
| * Inlines |
| */ |
| |
| /* |
| * According to MPC5121e RM, configuring local access windows should |
| * be followed by a dummy read of the config register that was |
| * modified last and an isync. |
| */ |
| static inline void sync_law(volatile void *addr) |
| { |
| in_be32(addr); |
| __asm__ __volatile__ ("isync"); |
| } |
| |
| /* |
| * Prototypes |
| */ |
| extern long int fixed_sdram(ddr512x_config_t *mddrc_config, |
| u32 *dram_init_seq, int seq_sz); |
| extern int mpc5121_diu_init(void); |
| extern void ide_set_reset(int idereset); |
| |
| #endif /* __ASMPPC_MPC512X_H */ |
