diff options
Diffstat (limited to 'arch/arm/mach-at91/include/mach/ddramc.h')
| -rw-r--r-- | arch/arm/mach-at91/include/mach/ddramc.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/include/mach/ddramc.h b/arch/arm/mach-at91/include/mach/ddramc.h new file mode 100644 index 0000000000..b929bf5f58 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/ddramc.h @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: BSD-1-Clause +/* + * Copyright (c) 2006, Atmel Corporation + */ +#ifndef __DDRAMC_H__ +#define __DDRAMC_H__ + +/* Note: reserved bits must always be zeroed */ +struct at91_ddramc_register { + unsigned long mdr; + unsigned long cr; + unsigned long rtr; + unsigned long t0pr; + unsigned long t1pr; + unsigned long t2pr; + unsigned long lpr; + unsigned long lpddr2_lpr; + unsigned long tim_calr; + unsigned long cal_mr4r; +}; + +void at91_ddram_initialize(void __iomem *base_address, + void __iomem *ram_address, + struct at91_ddramc_register *ddramc_config); + +void at91_lpddr2_sdram_initialize(void __iomem *base_address, + void __iomem *ram_address, + struct at91_ddramc_register *ddramc_config); + + +void at91_lpddr1_sdram_initialize(void __iomem *base_address, + void __iomem *ram_address, + struct at91_ddramc_register *ddramc_config); + +void __noreturn sama5d2_barebox_entry(unsigned int r4, void *boarddata); + +#endif /* #ifndef __DDRAMC_H__ */ |