1 .. SPDX-License-Identifier: GPL-2.0-or-later 1 .. SPDX-License-Identifier: GPL-2.0-or-later
2 2
3 Kernel driver POWERZ 3 Kernel driver POWERZ
4 ==================== 4 ====================
5 5
6 Supported chips: 6 Supported chips:
7 7
8 * ChargerLAB POWER-Z KM003C 8 * ChargerLAB POWER-Z KM003C
9 9
10 Prefix: 'powerz' 10 Prefix: 'powerz'
11 11
12 Addresses scanned: - 12 Addresses scanned: -
13 13
14 Author: 14 Author:
15 15
16 - Thomas Weißschuh <linux@weissschuh.net> 16 - Thomas Weißschuh <linux@weissschuh.net>
17 17
18 Description 18 Description
19 ----------- 19 -----------
20 20
21 This driver implements support for the Charger 21 This driver implements support for the ChargerLAB POWER-Z USB-C power testing
22 family. 22 family.
23 23
24 The device communicates with the custom protoc 24 The device communicates with the custom protocol over USB.
25 25
26 The channel labels exposed via hwmon match the 26 The channel labels exposed via hwmon match the labels used by the on-device
27 display and the official POWER-Z PC software. 27 display and the official POWER-Z PC software.
28 28
29 As current can flow in both directions through 29 As current can flow in both directions through the tester the sign of the
30 channel "curr1_input" (label "IBUS") indicates 30 channel "curr1_input" (label "IBUS") indicates the direction.
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