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authorSascha Hauer <s.hauer@pengutronix.de>2009-01-07 18:08:58 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-08 08:31:13 -0800
commita5fd9139f74c722a190b3bd69bbd611a8d91b388 (patch)
treeb2c56580746d94d7dfc7caf6bff2812314f53413 /Documentation/w1
parent09f50c95425318232c534d931d8c28b96a3ce2c5 (diff)
downloadlinux-a5fd9139f74c722a190b3bd69bbd611a8d91b388.tar.bz2
w1: add 1-wire master driver for i.MX27 / i.MX31
This patch adds support for the 1-wire master interface for i.MX27 and i.MX31. Signed-off-by: Luotao Fu <l.fu@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/w1')
-rw-r--r--Documentation/w1/masters/00-INDEX2
-rw-r--r--Documentation/w1/masters/mxc-w111
2 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/w1/masters/00-INDEX b/Documentation/w1/masters/00-INDEX
index 7b0ceaaad7af..d63fa024ac05 100644
--- a/Documentation/w1/masters/00-INDEX
+++ b/Documentation/w1/masters/00-INDEX
@@ -4,5 +4,7 @@ ds2482
- The Maxim/Dallas Semiconductor DS2482 provides 1-wire busses.
ds2490
- The Maxim/Dallas Semiconductor DS2490 builds USB <-> W1 bridges.
+mxc_w1
+ - W1 master controller driver found on Freescale MX2/MX3 SoCs
w1-gpio
- GPIO 1-wire bus master driver.
diff --git a/Documentation/w1/masters/mxc-w1 b/Documentation/w1/masters/mxc-w1
new file mode 100644
index 000000000000..97f6199a7f39
--- /dev/null
+++ b/Documentation/w1/masters/mxc-w1
@@ -0,0 +1,11 @@
+Kernel driver mxc_w1
+====================
+
+Supported chips:
+ * Freescale MX27, MX31 and probably other i.MX SoCs
+ Datasheets:
+ http://www.freescale.com/files/32bit/doc/data_sheet/MCIMX31.pdf?fpsp=1
+ http://www.freescale.com/files/dsp/MCIMX27.pdf?fpsp=1
+
+Author: Originally based on Freescale code, prepared for mainline by
+ Sascha Hauer <s.hauer@pengutronix.de>