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-rw-r--r--Documentation/btmrvl.txt65
1 files changed, 35 insertions, 30 deletions
diff --git a/Documentation/btmrvl.txt b/Documentation/btmrvl.txt
index 34916a46c099..ec57740ead0c 100644
--- a/Documentation/btmrvl.txt
+++ b/Documentation/btmrvl.txt
@@ -1,18 +1,16 @@
-=======================================================================
- README for btmrvl driver
-=======================================================================
-
+=============
+btmrvl driver
+=============
All commands are used via debugfs interface.
-=====================
-Set/get driver configurations:
+Set/get driver configurations
+=============================
Path: /debug/btmrvl/config/
-gpiogap=[n]
-hscfgcmd
- These commands are used to configure the host sleep parameters.
+gpiogap=[n], hscfgcmd
+ These commands are used to configure the host sleep parameters::
bit 8:0 -- Gap
bit 16:8 -- GPIO
@@ -23,7 +21,8 @@ hscfgcmd
where Gap is the gap in milli seconds between wakeup signal and
wakeup event, or 0xff for special host sleep setting.
- Usage:
+ Usage::
+
# Use SDIO interface to wake up the host and set GAP to 0x80:
echo 0xff80 > /debug/btmrvl/config/gpiogap
echo 1 > /debug/btmrvl/config/hscfgcmd
@@ -32,15 +31,16 @@ hscfgcmd
echo 0x03ff > /debug/btmrvl/config/gpiogap
echo 1 > /debug/btmrvl/config/hscfgcmd
-psmode=[n]
-pscmd
+psmode=[n], pscmd
These commands are used to enable/disable auto sleep mode
- where the option is:
+ where the option is::
+
1 -- Enable auto sleep mode
0 -- Disable auto sleep mode
- Usage:
+ Usage::
+
# Enable auto sleep mode
echo 1 > /debug/btmrvl/config/psmode
echo 1 > /debug/btmrvl/config/pscmd
@@ -50,15 +50,16 @@ pscmd
echo 1 > /debug/btmrvl/config/pscmd
-hsmode=[n]
-hscmd
+hsmode=[n], hscmd
These commands are used to enable host sleep or wake up firmware
- where the option is:
+ where the option is::
+
1 -- Enable host sleep
0 -- Wake up firmware
- Usage:
+ Usage::
+
# Enable host sleep
echo 1 > /debug/btmrvl/config/hsmode
echo 1 > /debug/btmrvl/config/hscmd
@@ -68,12 +69,13 @@ hscmd
echo 1 > /debug/btmrvl/config/hscmd
-======================
-Get driver status:
+Get driver status
+=================
Path: /debug/btmrvl/status/
-Usage:
+Usage::
+
cat /debug/btmrvl/status/<args>
where the args are:
@@ -90,14 +92,17 @@ hsstate
txdnldrdy
This command displays the value of Tx download ready flag.
-
-=====================
+Issuing a raw hci command
+=========================
Use hcitool to issue raw hci command, refer to hcitool manual
- Usage: Hcitool cmd <ogf> <ocf> [Parameters]
+Usage::
+
+ Hcitool cmd <ogf> <ocf> [Parameters]
+
+Interface Control Command::
- Interface Control Command
hcitool cmd 0x3f 0x5b 0xf5 0x01 0x00 --Enable All interface
hcitool cmd 0x3f 0x5b 0xf5 0x01 0x01 --Enable Wlan interface
hcitool cmd 0x3f 0x5b 0xf5 0x01 0x02 --Enable BT interface
@@ -105,13 +110,13 @@ Use hcitool to issue raw hci command, refer to hcitool manual
hcitool cmd 0x3f 0x5b 0xf5 0x00 0x01 --Disable Wlan interface
hcitool cmd 0x3f 0x5b 0xf5 0x00 0x02 --Disable BT interface
-=======================================================================
-
+SD8688 firmware
+===============
-SD8688 firmware:
+Images:
-/lib/firmware/sd8688_helper.bin
-/lib/firmware/sd8688.bin
+- /lib/firmware/sd8688_helper.bin
+- /lib/firmware/sd8688.bin
The images can be downloaded from: