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board: sl28: support 8 GiB memory 

The board supports up to 8 GiB memory. The memory is soldered on the
board but the configuration is equivalent to a dual chip select, dual
rank DIMM module.

Signed-off-by: Michael Walle <michael@walle.cc>
This commit is contained in:
Michael Walle 2022-05-30 23:02:09 +02:00 committed by Peng Fan
parent 7fd5ca1501
commit 1029249b00
1 changed files with 7 additions and 1 deletions
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8
board/kontron/sl28/ddr.c
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@ -73,6 +73,13 @@ int fsl_initdram(void)
case GPPORCR1_MEM_4GB_CS0_1:
dram_size = 0x100000000ULL;
break;
case GPPORCR1_MEM_8GB_CS0_1:
dram_size = 0x200000000ULL;
ddr_cfg_regs.cs[0].bnds = 0x000000ff;
ddr_cfg_regs.cs[0].config = 0x80044403;
ddr_cfg_regs.cs[1].bnds = 0x010001ff;
ddr_cfg_regs.cs[1].config = 0x80044403;
break;
case GPPORCR1_MEM_512MB_CS0:
dram_size = 0x20000000;
fallthrough; /* for now */
@ -82,7 +89,6 @@ int fsl_initdram(void)
case GPPORCR1_MEM_4GB_CS0_2:
dram_size = 0x100000000ULL;
fallthrough; /* for now */
case GPPORCR1_MEM_8GB_CS0_1:
case GPPORCR1_MEM_8GB_CS0_1_2_3:
dram_size = 0x200000000ULL;
fallthrough; /* for now */