Peter Marheine has uploaded this change for review.

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flashrom.8.tmpl: document lspcon_i2c_spi

This programmer operates much the same as realtek_mst_i2c_spi, so the
I2C options are moved to a new section describing both programmers
and a short description is added for this programmer itself.

Signed-off-by: Peter Marheine <pmarheine@chromium.org>
Change-Id: I9ccb9694fdea29e68f062cc049efc0204917a139
---
M flashrom.8.tmpl
1 file changed, 22 insertions(+), 11 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/04/63104/1
diff --git a/flashrom.8.tmpl b/flashrom.8.tmpl
index a6637d2..952b4e3 100644
--- a/flashrom.8.tmpl
+++ b/flashrom.8.tmpl
@@ -389,6 +389,8 @@
.sp
.BR "* realtek_mst_i2c_spi" " (for SPI flash ROMs attached to Realtek DisplayPort hubs accessible through I2C)"
.sp
+.BR "* lspcon_i2c_spi" " (for SPI flash ROMs attached to Parade Technologies LSPCONs)"
+.sp
Some programmers have optional or mandatory parameters which are described
in detail in the
.B PROGRAMMER-SPECIFIC INFORMATION
@@ -1411,21 +1413,25 @@
If the passed frequency is not supported by the adapter the nearest lower
supported frequency will be used.
.SS
-.BR "realtek_mst_i2c_spi " programmer
+.BR "realtek_mst_i2c_spi " and " lspcon_i2c_spi " programmers
.IP
-This programmer supports SPI flash programming for chips attached to Realtek
-DisplayPort MST hubs, themselves accessed through I2C (tunneling SPI flash
-commands through the MST hub's I2C connection with the host).
-
-The I2C bus on which the hub is reachable must be specified by either a device
-path with the \fBdevpath\fP option:
+These programmers tunnel SPI commands through I2C-connected devices. The I2C
+bus over which communication occurs must be specified either by device path
+with the \fBdevpath\fP option:
.sp
.B " flashrom \-p realtek_mst_i2c_spi:devpath=/dev/i2c-8"
.sp
or by a bus number with the \fBbus\fP option, which implies a device path like
/dev/i2c-N where N is the specified bus number:
.sp
-.B " flashrom \-p realtek_mst_i2c_spi:bus=8"
+.B " flashrom \-p lspcon_i2c_spi:bus=8"
+
+.SS
+.BR "realtek_mst_i2c_spi " programmer
+.IP
+This programmer supports SPI flash programming for chips attached to Realtek
+DisplayPort MST hubs, themselves accessed through I2C (tunneling SPI flash
+commands through the MST hub's I2C connection with the host).
.TP
.B In-system programming (ISP) mode
.sp
@@ -1450,7 +1456,12 @@
.B " flashrom -p realtek_mst_i2c_spi:bus=0,enter-isp=1,reset-mcu=0 -E"
.br
.B " flashrom -p realtek_mst_i2c_spi:bus=0,enter-isp=0,reset-mcu=1 -w new.bin"
-.sp
+.SS
+.BR "lspcon_i2c_spi " programmer
+.IP
+This programmer supports SPI flash programming for chips attached to Parade
+Technologies DisplayPort-to-HDMI level shifter/protocol converters (LSPCONs).
+Communication to the SPI flash is tunneled through the LSPCON over I2C.

.SH EXAMPLES
To back up and update your BIOS, run
@@ -1529,8 +1540,8 @@
.B ogp
needs PCI configuration space read access and raw memory access.
.sp
-.B realtek_mst_i2c_spi
-needs userspace access to the selected I2C bus.
+.BR realtek_mst_i2c_spi " and " lspcon_i2c_spi
+need userspace access to the selected I2C bus.
.sp
On OpenBSD, you can obtain raw access permission by setting
.B "securelevel=-1"

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Gerrit-Project: flashrom
Gerrit-Branch: master
Gerrit-Change-Id: I9ccb9694fdea29e68f062cc049efc0204917a139
Gerrit-Change-Number: 63104
Gerrit-PatchSet: 1
Gerrit-Owner: Peter Marheine <pmarheine@chromium.org>
Gerrit-MessageType: newchange