From c0c32af0b2f037e3e167c7ac82e7110ebae48fb5 Mon Sep 17 00:00:00 2001 From: York Sun Date: Mon, 29 Jan 2018 09:44:35 -0800 Subject: drivers/ddr/fsl: Add 3DS RDIMM support On top of RDIMM support, add new register calculation to support 3DS RDIMMs. Only symmetrical 3DS is supported at this time. Signed-off-by: York Sun --- include/common_timing_params.h | 1 + include/fsl_ddr_dimm_params.h | 6 +++++- include/fsl_ddr_sdram.h | 4 +++- 3 files changed, 9 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/include/common_timing_params.h b/include/common_timing_params.h index b97147db419..070010728b8 100644 --- a/include/common_timing_params.h +++ b/include/common_timing_params.h @@ -26,6 +26,7 @@ typedef struct { unsigned int trrds_ps; unsigned int trrdl_ps; unsigned int tccdl_ps; + unsigned int trfc_slr_ps; #else unsigned int twtr_ps; /* maximum = 63750 ps */ unsigned int trfc_ps; /* maximum = 255 ns + 256 ns + .75 ns diff --git a/include/fsl_ddr_dimm_params.h b/include/fsl_ddr_dimm_params.h index 12a19441062..c6c819ea0a9 100644 --- a/include/fsl_ddr_dimm_params.h +++ b/include/fsl_ddr_dimm_params.h @@ -1,5 +1,6 @@ /* - * Copyright 2008-2014 Freescale Semiconductor, Inc. + * Copyright 2008-2016 Freescale Semiconductor, Inc. + * Copyright 2017-2018 NXP Semiconductor * * SPDX-License-Identifier: GPL-2.0 */ @@ -18,12 +19,14 @@ typedef struct dimm_params_s { char mpart[19]; /* guaranteed null terminated */ unsigned int n_ranks; + unsigned int die_density; unsigned long long rank_density; unsigned long long capacity; unsigned int data_width; unsigned int primary_sdram_width; unsigned int ec_sdram_width; unsigned int registered_dimm; + unsigned int package_3ds; /* number of dies in 3DS DIMM */ unsigned int device_width; /* x4, x8, x16 components */ /* SDRAM device parameters */ @@ -79,6 +82,7 @@ typedef struct dimm_params_s { int trrds_ps; int trrdl_ps; int tccdl_ps; + int trfc_slr_ps; #else int twr_ps; /* maximum = 63750 ps */ int trfc_ps; /* max = 255 ns + 256 ns + .75 ns diff --git a/include/fsl_ddr_sdram.h b/include/fsl_ddr_sdram.h index de7ef9b53ff..d4275e694b2 100644 --- a/include/fsl_ddr_sdram.h +++ b/include/fsl_ddr_sdram.h @@ -1,5 +1,6 @@ /* - * Copyright 2008-2014 Freescale Semiconductor, Inc. + * Copyright 2008-2016 Freescale Semiconductor, Inc. + * Copyright 2017-2018 NXP Semiconductor * * SPDX-License-Identifier: GPL-2.0 */ @@ -366,6 +367,7 @@ typedef struct memctl_options_s { unsigned int quad_rank_present; unsigned int ap_en; /* address parity enable for RDIMM/DDR4-UDIMM */ unsigned int x4_en; /* enable x4 devices */ + unsigned int package_3ds; /* Global Timing Parameters */ unsigned int cas_latency_override; -- cgit v1.2.3