Searched refs:tCK (Results 1 - 2 of 2) sorted by relevance

/u-boot/arch/arm/mach-sunxi/
H A Ddram_sun9i.c434 const u32 tCK = 1000000 / CONFIG_DRAM_CLK; local
436 if ((para->cl_cwl_table[i].tCKmin <= tCK) &&
437 (tCK < para->cl_cwl_table[i].tCKmax)) {
524 * rd2wr = RL + BL/2 + RU(tDQSCKmax/tCK) + 1 - WL (for LPDDR2/LPDDR3)
/u-boot/drivers/ram/rockchip/
H A Ddmc-rk3368.c448 static inline u32 tCK_to_ps(const ulong tCK, const ulong freq) argument
451 return DIV_ROUND_UP(tCK * 1000000 * MHz, freq);
491 pctl_timing->tmrd = 4; /* 4 tCK (all speed bins) */
496 * READ to WRITE Command Delay = RL + tCCD / 2 + 2tCK - WL
524 pctl_timing->tckesr = pctl_timing->tcke + 1; /* JESD-79: tCKE + 1tCK */

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