ram/rockchip/sdram_rk3399.c

84 	int (*data_training_first)(struct dram_info *dram, u32 channel, u8 rank,
307 	cs_map = (sdram_ch->cap_info.rank > 1) ? 3 : 1;
338 	if (sdram_ch->cap_info.rank == 1 && params->base.dramtype == DDR3)
927 	/* rank count need to set for init */
1033 					 u32 rank)
1043 		clrsetbits_le32(&denali_phy[8], 0x1 << 24, rank << 24);
1044 		clrsetbits_le32(&denali_phy[136], 0x1 << 24, rank << 24);
1045 		clrsetbits_le32(&denali_phy[264], 0x1 << 24, rank << 24);
1046 		clrsetbits_le32(&denali_phy[392], 0x1 << 24, rank << 24);
1086 	u32 rank = params->ch[channel].cap_info.rank;
1093 		rank_mask = (rank == 1) ? 0x5 : 0xf;
1095 		rank_mask = (rank == 1) ? 0x1 : 0x3;
1152 	u32 rank = params->ch[channel].cap_info.rank;
1157 	for (i = 0; i < rank; i++) {
1214 	u32 rank = params->ch[channel].cap_info.rank;
1219 	for (i = 0; i < rank; i++) {
1276 	u32 rank = params->ch[channel].cap_info.rank;
1281 	for (i = 0; i < rank; i++) {
1324 	u32 rank = params->ch[channel].cap_info.rank;
1331 		rank_mask = (rank == 1) ? 0x5 : 0xf;
1333 		rank_mask = (rank == 1) ? 0x1 : 0x3;
1465 	if (params->ch[channel].cap_info.rank > 1)
1517 		 * rank 1 memory clock disable (dfi_dram_clk_disable = 1)
1526 		if (params->ch[channel].cap_info.rank == 1 &&
1628 static int data_training_first(struct dram_info *dram, u32 channel, u8 rank,
1766  * rank = 1: cs0
1767  * rank = 2: cs1
1769 static int read_mr(struct rk3399_ddr_pctl_regs *ddr_pctl_regs, u32 rank,
1774 	writel(((1 << 16) | (((rank == 2) ? 1 : 0) << 8) | mr_num) << 8,
1802 static int lpddr4_mr_detect(struct dram_info *dram, u32 channel, u8 rank,
1823 	cs = params->ch[channel].cap_info.rank;
1833 	params->ch[channel].cap_info.rank = 2;
1863 	if (rank == 1)
1865 	else if (rank == 2)
1871 	read_mr(ddr_pctl_regs, rank, 5, &mr5);
1872 	read_mr(ddr_pctl_regs, rank, 12, &mr12);
1873 	read_mr(ddr_pctl_regs, rank, 14, &mr14);
1880 	params->ch[channel].cap_info.rank = cs;
2783 		if (cap_info->rank > 1)
2891 	params->ch[channel].cap_info.rank = 0;
2907 	int channel, ch, rank;
2919 	/* detect rank */
2921 		params->ch[ch].cap_info.rank = 2;
2922 		for (rank = 2; rank != 0; rank--) {
2941 			tmp = (rank == 2) ? 3 : 1;
2944 			params->ch[ch].cap_info.rank = rank;
2947 							     rank, params);
2949 				debug("%s: data trained for rank %d, ch %d\n",
2950 				      __func__, rank, ch);
2954 		/* Computed rank with associated channel number */
2955 		params->ch[ch].cap_info.rank = rank;
2970 		if (cap_info->rank == 0) {