solutions/ad-rpi-t1lpse-sl: Add user guide

Add user guide for the AD-RPI-T1LPSE-SL, a 2-port 10BASE-T1L field
switch with Single Pair Power over Ethernet PSE for Raspberry Pi.

Signed-off-by: Aron Kis <kis.aron@analog.com>

Author: aronkis

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/AD-RPI-T1LPSE-SL-DesignSupport.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:86192274930f38f9a8016d1a38d9c2dc5699a8accae1ad0c25dee3e649229028
+size 518629

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/ADIN2111_Power_Down_Selection.csv

@@ -0,0 +1,3 @@
+JP4 Position  , Software Power-down
+Across 1 and 2, Disabled
+Across 2 and 3, Enabled

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/ADIN2111_SPI_Selection.csv

@@ -0,0 +1,3 @@
+JP3 Position  , SPI Mode
+Across 1 and 2, AD (Generic SPI)
+Across 2 and 3, OA (OPEN Alliance SPI)

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/SPoE_PSE_Power_Class_Requirements.csv

@@ -0,0 +1,7 @@
+Class Symbol and Unit, Class Description , Class 10, Class 11, Class 12, Class 13, Class 14, Class 15
+VPSE (V)             , PSE output voltage, 20 to 30, 20 to 30, 20 to 30, 50 to 58, 50 to 58, 50 to 58
+IPI (MAX) (mA)       , Cable current     , 92      , 240     , 632     , 231     , 600     , 1579
+PCLASS (MIN) (W)     , PSE output power  , 1.85    , 4.8     , 12.63   , 11.54   , 30      , 79
+VPD (MIN) (V)        , PD input voltage  , 14      , 14      , 14      , 35      , 35      , 35
+PPD (MAX) (W)        , PD power          , 1.23    , 3.2     , 8.4     , 7.7     , 20      , 52
+RLINK_SEG_LOOP (Ω)   , Cable resistance  , 65      , 25      , 9.5     , 65      , 25      , 9.5

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/SPoE_PSE_Power_Class_Selection_High_Side.csv

@@ -0,0 +1,3 @@
+PD Class, JP3 Position  , JP4 Position  , JP9 Position  , JP11 Position
+12/14   , Across 1 and 2, Across 1 and 2, Across 1 and 2, Across 1 and 2
+11/13   , Across 2 and 3, Across 2 and 3, Across 2 and 3, Across 2 and 3

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/SPoE_PSE_Power_Class_Selection_Low_Side.csv

@@ -0,0 +1,3 @@
+PD Class, JP17 Position , JP19 Position , JP13 Position , JP15 Position
+12/14   , Across 1 and 2, Across 1 and 2, Across 1 and 2, Across 1 and 2
+11/13   , Across 2 and 3, Across 2 and 3, Across 2 and 3, Across 2 and 3

docs/solutions/reference-designs/ad-rpi-t1lpse-sl/USB_PD_Controller_Configuration.csv

@@ -0,0 +1,7 @@
+   , MIN (MAX), MIN (MAX)   , MIN (MAX)
+   , P36 (P41), P34 (P40)   , P31 (P38)
+5V , OPEN     , OPEN        , OPEN
+9V , OPEN     , OPEN        , SHORT
+12V, OPEN     , SHORT       , OPEN
+15V, OPEN     , SHORT       , SHORT
+20V, SHORT    , OPEN / SHORT, OPEN / SHORT