diff options
| -rw-r--r-- | src/jtag/drivers/bcm2835gpio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/jtag/drivers/bcm2835gpio.c b/src/jtag/drivers/bcm2835gpio.c index 1622b22..a41caf0 100644 --- a/src/jtag/drivers/bcm2835gpio.c +++ b/src/jtag/drivers/bcm2835gpio.c @@ -468,8 +468,8 @@ static int bcm2835gpio_init(void) return ERROR_JTAG_INIT_FAILED; } - /* set 16mA drive strength */ - pads_base[BCM2835_PADS_GPIO_0_27_OFFSET] = 0x5a000018 + 7; + /* set 4mA drive strength, slew rate limited, hysteresis on */ + pads_base[BCM2835_PADS_GPIO_0_27_OFFSET] = 0x5a000008 + 1; tdo_gpio_mode = MODE_GPIO(tdo_gpio); tdi_gpio_mode = MODE_GPIO(tdi_gpio); |