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drivers/bcm2835gpio: Migrate to adapter gpio commands

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Use the new "adapter gpio" commands to configure the GPIOs used by the
bcm2835gpio driver. The driver supports only 1 chip (gpiochip0).

The reset function now honours the srst_open_drain and trst_open_drain
options.

Signed-off-by: Steve Marple <stevemarple@googlemail.com>
Change-Id: I5b6c68b16362000cf5141a83394549d2bf3af108
Reviewed-on: https://review.openocd.org/c/openocd/+/7123
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
This commit is contained in:
Steve Marple
2022-06-25 23:45:18 +01:00
committed by Antonio Borneo
parent e643a494d4
commit 0dd969d83b
7 changed files with 460 additions and 457 deletions
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12
tcl/interface/raspberrypi2-native.cfg
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@@ -21,19 +21,23 @@ bcm2835gpio speed_coeffs 146203 36
# Each of the JTAG lines need a gpio number set: tck tms tdi tdo
# Header pin numbers: 23 22 19 21
bcm2835gpio jtag_nums 11 25 10 9
adapter gpio tck -chip 0 11
adapter gpio tms -chip 0 25
adapter gpio tdi -chip 0 10
adapter gpio tdo -chip 0 9
# Each of the SWD lines need a gpio number set: swclk swdio
# Header pin numbers: 23 22
bcm2835gpio swd_nums 11 25
adapter gpio swclk -chip 0 11
adapter gpio swdio -chip 0 25
# If you define trst or srst, use appropriate reset_config
# Header pin numbers: TRST - 26, SRST - 18
# bcm2835gpio trst_num 7
# adapter gpio trst -chip 0 7
# reset_config trst_only
# bcm2835gpio srst_num 24
# adapter gpio srst -chip 0 24
# reset_config srst_only srst_push_pull
# or if you have both connected,