diff options
Diffstat (limited to 'include/asm-avr32')
| -rw-r--r-- | include/asm-avr32/arch-at32ap700x/clk.h | 3 | ||||
| -rw-r--r-- | include/asm-avr32/sdram.h | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-avr32/arch-at32ap700x/clk.h b/include/asm-avr32/arch-at32ap700x/clk.h index ea84c08..385319a 100644 --- a/include/asm-avr32/arch-at32ap700x/clk.h +++ b/include/asm-avr32/arch-at32ap700x/clk.h @@ -75,4 +75,7 @@ static inline unsigned long get_mci_clk_rate(void) } #endif +/* Board code may need the SDRAM base clock as a compile-time constant */ +#define SDRAMC_BUS_HZ (MAIN_CLK_RATE >> CFG_CLKDIV_HSB) + #endif /* __ASM_AVR32_ARCH_CLK_H__ */ diff --git a/include/asm-avr32/sdram.h b/include/asm-avr32/sdram.h index 5057eef..833af6e 100644 --- a/include/asm-avr32/sdram.h +++ b/include/asm-avr32/sdram.h @@ -26,6 +26,9 @@ struct sdram_info { unsigned long phys_addr; unsigned int row_bits, col_bits, bank_bits; unsigned int cas, twr, trc, trp, trcd, tras, txsr; + + /* SDRAM refresh period in cycles */ + unsigned long refresh_period; }; extern unsigned long sdram_init(const struct sdram_info *info); |