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/*
* Copyright (c) 2015 Google, Inc
*
* Copyright 2014 Rockchip Inc.
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef _ASM_ARCH_RK3288_SDRAM_H__
#define _ASM_ARCH_RK3288_SDRAM_H__
enum {
DDR3 = 3,
LPDDR3 = 6,
UNUSED = 0xFF,
};
struct rk3288_sdram_channel {
u8 rank;
u8 col;
u8 bk;
u8 bw;
u8 dbw;
u8 row_3_4;
u8 cs0_row;
u8 cs1_row;
#if CONFIG_IS_ENABLED(OF_PLATDATA)
/*
* For of-platdata, which would otherwise convert this into two
* byte-swapped integers. With a size of 9 bytes, this struct will
* appear in of-platdata as a byte array.
*
* If OF_PLATDATA enabled, need to add a dummy byte in dts.(i.e 0xff)
*/
u8 dummy;
#endif
};
struct rk3288_sdram_pctl_timing {
u32 togcnt1u;
u32 tinit;
u32 trsth;
u32 togcnt100n;
u32 trefi;
u32 tmrd;
u32 trfc;
u32 trp;
u32 trtw;
u32 tal;
u32 tcl;
u32 tcwl;
u32 tras;
u32 trc;
u32 trcd;
u32 trrd;
u32 trtp;
u32 twr;
u32 twtr;
u32 texsr;
u32 txp;
u32 txpdll;
u32 tzqcs;
u32 tzqcsi;
u32 tdqs;
u32 tcksre;
u32 tcksrx;
u32 tcke;
u32 tmod;
u32 trstl;
u32 tzqcl;
u32 tmrr;
u32 tckesr;
u32 tdpd;
};
check_member(rk3288_sdram_pctl_timing, tdpd, 0x144 - 0xc0);
struct rk3288_sdram_phy_timing {
u32 dtpr0;
u32 dtpr1;
u32 dtpr2;
u32 mr[4];
};
struct rk3288_base_params {
u32 noc_timing;
u32 noc_activate;
u32 ddrconfig;
u32 ddr_freq;
u32 dramtype;
u32 stride;
u32 odt;
};
#endif
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