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From: Chee, Tien Fong <tien.fong.chee@intel.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 12/19] arm: socfpga: Add DDR driver for Arria 10
Date: Wed, 27 Sep 2017 04:55:14 +0000	[thread overview]
Message-ID: <1506488114.3589.12.camel@intel.com> (raw)
In-Reply-To: <79e2d85b-09ec-fa59-ce95-955dddf9adbe@denx.de>

On Sel, 2017-09-26 at 12:35 +0200, Marek Vasut wrote:
> On 09/26/2017 10:20 AM, Chee, Tien Fong wrote:
> > 
> > On Isn, 2017-09-25 at 11:19 +0200, Marek Vasut wrote:
> > > 
> > > On 09/25/2017 10:40 AM, tien.fong.chee at intel.com wrote:
> > > > 
> > > > 
> > > > From: Tien Fong Chee <tien.fong.chee@intel.com>
> > > > 
> > > > Add DDR driver suppport for Arria 10.
> > > > 
> > > > Signed-off-by: Tien Fong Chee <tien.fong.chee@intel.com>
> > > > ---
> > > >  arch/arm/mach-socfpga/include/mach/sdram.h         |   2 +
> > > >  arch/arm/mach-socfpga/include/mach/sdram_arria10.h | 103 ++-
> > > >  drivers/ddr/altera/sdram_arria10.c                 | 735
> > > > +++++++++++++++++++++
> > > >  3 files changed, 839 insertions(+), 1 deletion(-)
> > > >  create mode 100644 drivers/ddr/altera/sdram_arria10.c
> > > > 
> > > > diff --git a/arch/arm/mach-socfpga/include/mach/sdram.h
> > > > b/arch/arm/mach-socfpga/include/mach/sdram.h
> > > > index 4a9754e..b833fc2 100644
> > > > --- a/arch/arm/mach-socfpga/include/mach/sdram.h
> > > > +++ b/arch/arm/mach-socfpga/include/mach/sdram.h
> > > > @@ -10,6 +10,8 @@
> > > >  
> > > >  #if defined(CONFIG_TARGET_SOCFPGA_GEN5)
> > > >  #include <asm/arch/sdram_gen5.h>
> > > > +#elif defined(CONFIG_TARGET_SOCFPGA_ARRIA10)
> > > > +#include <asm/arch/sdram_arria10.h>
> > > >  #endif
> > > >  
> > > >  #endif
> > > > diff --git a/arch/arm/mach-socfpga/include/mach/sdram_arria10.h
> > > > b/arch/arm/mach-socfpga/include/mach/sdram_arria10.h
> > > > index 1d7b7c1..7af9431 100644
> > > > --- a/arch/arm/mach-socfpga/include/mach/sdram_arria10.h
> > > > +++ b/arch/arm/mach-socfpga/include/mach/sdram_arria10.h
> > > > @@ -1,5 +1,5 @@
> > > >  /*
> > > > - * Copyright (C) 2015-2017 Intel Corporation <www.intel.com>
> > > > + * Copyright (C) 2017 Intel Corporation <www.intel.com>
> > > >   *
> > > >   * SPDX-License-Identifier:	GPL-2.0
> > > >   */
> > > > @@ -8,6 +8,7 @@
> > > >  #define _SOCFPGA_SDRAM_ARRIA10_H_
> > > >  
> > > >  #ifndef __ASSEMBLY__
> > > > +int ddr_calibration_sequence(void);
> > > >  
> > > >  struct socfpga_ecc_hmc {
> > > >  	u32 ip_rev_id;
> > > > @@ -204,6 +205,106 @@ struct socfpga_io48_mmr {
> > > >  	u32 niosreserve1;
> > > >  	u32 niosreserve2;
> > > >  };
> > > > +
> > > > +union dramaddrw_reg {
> > > > +	struct {
> > > > +		u32 cfg_col_addr_width:5;
> > > > +		u32 cfg_row_addr_width:5;
> > > > +		u32 cfg_bank_addr_width:4;
> > > > +		u32 cfg_bank_group_addr_width:2;
> > > > +		u32 cfg_cs_addr_width:3;
> > > > +		u32 reserved:13;
> > > > +	};
> > > Use regular macros for bitfields, not this crap.
> > > 
> > Why regular macros is prefered? Above implementation improve
> > readability, simplify the implementation and saving memory.
> Because that's how U-Boot does it (and the above afair breaks on
> different endianness).
> 
Okay.
> > 
> > > 
> > > > 
> > > > 
> > > > +	u32 word;
> > > > +};
> > > > +
> > > > +union ctrlcfg0_reg {
> > > > +	struct {
> > > > +		u32 cfg_mem_type:4;
> > > > +		u32 cfg_dimm_type:3;
> > > > +		u32 cfg_ac_pos:2;
> > > > +		u32 cfg_ctrl_burst_len:5;
> > > > +		u32 reserved:18;  /* Other fields unused */
> > > > +	};
> > > > +	u32 word;
> > > > +};
> > > [...]
> [...]
> 

  reply	other threads:[~2017-09-27  4:55 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-25  8:39 [U-Boot] [PATCH v2 00/19] Add FPGA, SDRAM, SPL loads U-boot & booting to console tien.fong.chee at intel.com
2017-09-25  8:39 ` [U-Boot] [PATCH v2 01/19] ARM: socfpga: add bindings doc for arria10 fpga manager tien.fong.chee at intel.com
2017-09-25  8:59   ` Marek Vasut
2017-09-25  8:39 ` [U-Boot] [PATCH v2 02/19] doc: dtbinding: Description on FPGA RBF properties at Arria 10 FPGA manager tien.fong.chee at intel.com
2017-09-25  9:00   ` Marek Vasut
2017-09-26  8:54     ` Chee, Tien Fong
2017-09-26 10:30       ` Marek Vasut
2017-09-27  3:12         ` Chee, Tien Fong
2017-09-27  8:29           ` Marek Vasut
2017-09-28  2:49             ` Chee, Tien Fong
2017-09-25  9:01   ` Marek Vasut
2017-09-26  8:32     ` Chee, Tien Fong
2017-09-25  8:39 ` [U-Boot] [PATCH v2 03/19] dts: Add FPGA bitstream properties to Arria 10 DTS tien.fong.chee at intel.com
2017-09-25  8:40 ` [U-Boot] [PATCH v2 04/19] arm: socfpga: Add Arria 10 SoCFPGA programming interface tien.fong.chee at intel.com
2017-09-25  9:03   ` Marek Vasut
2017-09-29  7:42     ` Chee, Tien Fong
2017-09-25  8:40 ` [U-Boot] [PATCH v2 05/19] arm: socfpga: Enhance FPGA program write rbf data with size >= 4 bytes tien.fong.chee at intel.com
2017-09-25  9:08   ` Marek Vasut
2017-09-25  8:40 ` [U-Boot] [PATCH v2 06/19] dts: Enable fpga-mgr node build for Arria 10 SPL tien.fong.chee at intel.com
2017-09-25  8:40 ` [U-Boot] [PATCH v2 07/19] fdt: Add compatible strings for Arria 10 tien.fong.chee at intel.com
2017-09-25  9:08   ` Marek Vasut
2017-12-10 19:34     ` Simon Glass
2017-09-25  8:40 ` [U-Boot] [PATCH v2 08/19] fs: Enable generic filesystems interface support in SPL tien.fong.chee at intel.com
2017-09-25  9:09   ` Marek Vasut
2017-10-09  4:47   ` Simon Glass
2017-09-25  8:40 ` [U-Boot] [PATCH v2 09/19] arm: socfpga: Add drivers for programing FPGA from flash tien.fong.chee at intel.com
2017-09-25  9:14   ` Marek Vasut
2017-09-26  8:30     ` Chee, Tien Fong
2017-09-26 10:32       ` Marek Vasut
2017-09-27  6:05         ` Chee, Tien Fong
2017-09-27  8:30           ` Marek Vasut
2017-09-28  2:45             ` Chee, Tien Fong
2017-09-26  9:52     ` Chee, Tien Fong
2017-09-26 10:39       ` Marek Vasut
2017-09-27  9:13         ` Chee, Tien Fong
2017-09-27  9:23           ` Marek Vasut
2017-09-28 15:14             ` Chee, Tien Fong
2017-09-28 15:18               ` Marek Vasut
2017-10-09  4:47   ` Simon Glass
2017-09-25  8:40 ` [U-Boot] [PATCH v2 10/19] arm: socfpga: Rename the gen5 sdram driver to more specific name tien.fong.chee at intel.com
2017-09-25  9:15   ` Marek Vasut
2017-09-26  8:23     ` Chee, Tien Fong
2017-09-26 10:33       ` Marek Vasut
2017-09-27  5:06         ` Chee, Tien Fong
2017-09-25  8:40 ` [U-Boot] [PATCH v2 11/19] arm: socfpga: Add DRAM bank size initialization function tien.fong.chee at intel.com
2017-09-25  9:15   ` Marek Vasut
2017-09-26  8:20     ` Chee, Tien Fong
2017-09-26 10:33       ` Marek Vasut
2017-10-02 10:01         ` Chee, Tien Fong
2017-10-02 10:04           ` Marek Vasut
2017-10-02 10:06             ` Chee, Tien Fong
2017-10-03  3:30               ` Ley Foon Tan
2017-09-25  8:40 ` [U-Boot] [PATCH v2 12/19] arm: socfpga: Add DDR driver for Arria 10 tien.fong.chee at intel.com
2017-09-25  9:19   ` Marek Vasut
2017-09-26  8:20     ` Chee, Tien Fong
2017-09-26 10:35       ` Marek Vasut
2017-09-27  4:55         ` Chee, Tien Fong [this message]
2017-09-25  8:40 ` [U-Boot] [PATCH v2 13/19] configs: Add DDR Kconfig support " tien.fong.chee at intel.com
2017-09-25  8:40 ` [U-Boot] [PATCH v2 14/19] arm: socfpga: Enable build for DDR " tien.fong.chee at intel.com
2017-09-25  9:20   ` Marek Vasut
2017-09-26  5:06     ` Chee, Tien Fong
2017-09-25  8:40 ` [U-Boot] [PATCH v2 15/19] arm: socfpga: Add support to memory allocation in SPL tien.fong.chee at intel.com
2017-09-25  9:21   ` Marek Vasut
2017-09-26  5:06     ` Chee, Tien Fong
2017-09-26 10:37       ` Marek Vasut
2017-09-27  5:43         ` Chee, Tien Fong
2017-09-27  8:32           ` Marek Vasut
2017-09-28  2:48             ` Chee, Tien Fong
2017-09-25  8:40 ` [U-Boot] [PATCH v2 16/19] arm: socfpga: Enhance Intel SoCFPGA program header to support Arria 10 tien.fong.chee at intel.com
2017-09-25  9:23   ` Marek Vasut
2017-09-26  4:42     ` Chee, Tien Fong
2017-09-26 10:37       ` Marek Vasut
2017-09-27  3:30         ` Chee, Tien Fong
2017-09-27  8:33           ` Marek Vasut
2017-09-28  2:46             ` Chee, Tien Fong
2017-09-25  8:40 ` [U-Boot] [PATCH v2 17/19] arm: socfpga: Adding clock frequency info for U-boot tien.fong.chee at intel.com
2017-09-25  9:23   ` Marek Vasut
2017-09-26  4:32     ` Chee, Tien Fong
2017-09-27  3:24     ` Chee, Tien Fong
2017-10-02 10:04     ` Chee, Tien Fong
2017-10-02 10:10       ` Marek Vasut
2017-10-02 10:25         ` Chee, Tien Fong
2017-09-25  8:40 ` [U-Boot] [PATCH v2 18/19] arm: socfpga: Adding SoCFPGA info for both SPL and U-boot tien.fong.chee at intel.com
2017-09-25  8:40 ` [U-Boot] [PATCH v2 19/19] arm: socfpga: Enable SPL loading U-boot to DDR and booting U-boot tien.fong.chee at intel.com
2017-09-25  9:24   ` Marek Vasut
2017-09-26  4:31     ` Chee, Tien Fong
2017-09-26 10:38       ` Marek Vasut
2017-09-27  3:14         ` Chee, Tien Fong

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