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Diffstat (limited to 'Documentation/arm/Sharp-LH/LPD7A400')
| -rw-r--r-- | Documentation/arm/Sharp-LH/LPD7A400 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/arm/Sharp-LH/LPD7A400 b/Documentation/arm/Sharp-LH/LPD7A400 new file mode 100644 index 000000000000..3275b453bfdf --- /dev/null +++ b/Documentation/arm/Sharp-LH/LPD7A400 @@ -0,0 +1,15 @@ +README on Implementing Linux for the Logic PD LPD7A400-10 +========================================================= + +- CPLD memory mapping + + The board designers chose to use high address lines for controlling + access to the CPLD registers. It turns out to be a big waste + because we're using an MMU and must map IO space into virtual + memory. The result is that we have to make a mapping for every + register. + +- Serial Console + + It may be OK not to use the serial console option if the user passes + the console device name to the kernel. This deserves some exploration. |