diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.x86 | 2 | ||||
| -rw-r--r-- | doc/device-tree-bindings/misc/intel,baytrail-fsp.txt | 31 |
2 files changed, 31 insertions, 2 deletions
diff --git a/doc/README.x86 b/doc/README.x86 index 36aaef0..6d9cb10 100644 --- a/doc/README.x86 +++ b/doc/README.x86 @@ -706,7 +706,7 @@ the board, then you can use post_code() calls from C or assembler to monitor boot progress. This can be good for debugging. If not, you can try to get serial working as early as possible. The early -debug serial port may be useful here. See setup_early_uart() for an example. +debug serial port may be useful here. See setup_internal_uart() for an example. During the U-Boot porting, one of the important steps is to write correct PIRQ routing information in the board device tree. Without it, device drivers in the diff --git a/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt b/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt index b44b5b5..07fa46e 100644 --- a/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt +++ b/doc/device-tree-bindings/misc/intel,baytrail-fsp.txt @@ -74,12 +74,41 @@ discovered by the FSP and used to setup main memory. # Integer properties: - - fsp,dram-speed + - fsp,dram-speed: + 0x0: "800 MHz" + 0x1: "1066 MHz" + 0x2: "1333 MHz" + 0x3: "1600 MHz" + - fsp,dram-type + 0x0: "DDR3" + 0x1: "DDR3L" + 0x2: "DDR3U" + 0x4: "LPDDR2" + 0x5: "LPDDR3" + 0x6: "DDR4" + - fsp,dimm-width + 0x0: "x8" + 0x1: "x16" + 0x2: "x32" + - fsp,dimm-density + 0x0: "1 Gbit" + 0x1: "2 Gbit" + 0x2: "4 Gbit" + 0x3: "8 Gbit" + - fsp,dimm-bus-width + 0x0: "8 bits" + 0x1: "16 bits" + 0x2: "32 bits" + 0x3: "64 bits" + - fsp,dimm-sides + 0x0: "1 rank" + 0x1: "2 ranks" + - fsp,dimm-tcl - fsp,dimm-trpt-rcd - fsp,dimm-twr |