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Revision and Notes

Date	Owner	Revision	Notes
19 Apr 2022		1.0	Initial release
Table of Contents

Description

Testpoints are designed to provide a secure anchoring point on a printed circuit board for j-hooks and miniature test leads.

Carrierboard (Silk)

Testpoints

Power management

GPIOs and misc

Developer Center > SolidPC Testpoints > image-20220419-150313.png

MCU: STM32PA1..PA4 pins

Developer Center > SolidPC Testpoints > image-20220419-150325.png

Missing TP-names on PCB:

Few TP points are not named on the pcb:

TP27
TP21
TP6
TP7
TP8
TP3
TP4
TP5

Please see the pictures below:

Developer Center > SolidPC Testpoints > image-20220419-150406.png

Developer Center > SolidPC Testpoints > image-20220419-150414.png

Detect all I2C busses

This patch can be used if not all I2C busses are detected:

--- drivers/i2c/busses/i2c-designware-baytrail.c	2016-10-22 12:41:00.000000000 +0200
+++ /tmp/i2c-designware-baytrail.c	2016-10-26 15:05:42.936807731 +0200
@@ -22,7 +22,7 @@
 #include "i2c-designware-core.h"
 
 #define SEMAPHORE_TIMEOUT	100
-#define PUNIT_SEMAPHORE		0x7
+#define PUNIT_SEMAPHORE		0x10e
 #define PUNIT_SEMAPHORE_BIT	BIT(0)
 #define PUNIT_SEMAPHORE_ACQUIRE	BIT(1)