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authorBen Warren <biggerbadderben@gmail.com>2008-01-16 22:37:35 -0500
committerKim Phillips <kim.phillips@freescale.com>2008-01-17 11:02:25 -0600
commit04a9e1180ac76a7bacc15a6fcd95ad839d65bddb (patch)
tree200373a0d0d38d7f12a6b21ff52d4b1a49ca2d59 /README
parenta8cb43a89be6cfd283257a603dd9841503ccce0f (diff)
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Add support for a Freescale non-CPM SPI controller
This patch adds support for the SPI controller found on Freescale PowerPC processors such as the MCP834x family. Additionally, a new config option, CONFIG_HARD_SPI, is added for general purpose SPI controller use. Signed-off-by: Ben Warren <biggerbadderben@gmail.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'README')
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diff --git a/README b/README
index f2a4914..f4478a1 100644
--- a/README
+++ b/README
@@ -1377,6 +1377,14 @@ The following options need to be configured:
SPI configuration items (port pins to use, etc). For
an example, see include/configs/sacsng.h.
+ CONFIG_HARD_SPI
+
+ Enables a hardware SPI driver for general-purpose reads
+ and writes. As with CONFIG_SOFT_SPI, the board configuration
+ must define a list of chip-select function pointers.
+ Currently supported on some MPC8xxx processors. For an
+ example, see include/configs/mpc8349emds.h.
+
- FPGA Support: CONFIG_FPGA
Enables FPGA subsystem.