From: Keith Packard Date: Sat, 18 Feb 2023 23:27:39 +0000 (-0800) Subject: samd21: Enable xosc AGC. Wait longer for xosc to start X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=refs%2Fheads%2Fsamd21-clock samd21: Enable xosc AGC. Wait longer for xosc to start Hoping to avoid having some boards fail to start sometimes. Signed-off-by: Keith Packard --- diff --git a/src/samd21/ao_timer.c b/src/samd21/ao_timer.c index 91d74b12..51a672ad 100644 --- a/src/samd21/ao_timer.c +++ b/src/samd21/ao_timer.c @@ -124,8 +124,8 @@ ao_clock_init(void) #ifdef AO_XOSC ao_enable_output(&samd21_port_b, 10, 1); /* Enable xosc (external xtal oscillator) */ - samd21_sysctrl.xosc = ((SAMD21_SYSCTRL_XOSC_STARTUP_8192 << SAMD21_SYSCTRL_XOSC_STARTUP) | - (0 << SAMD21_SYSCTRL_XOSC_AMPGC) | + samd21_sysctrl.xosc = ((SAMD21_SYSCTRL_XOSC_STARTUP_16384 << SAMD21_SYSCTRL_XOSC_STARTUP) | + (1 << SAMD21_SYSCTRL_XOSC_AMPGC) | (SAMD21_SYSCTRL_XOSC_GAIN_16MHz << SAMD21_SYSCTRL_XOSC_GAIN) | (0 << SAMD21_SYSCTRL_XOSC_ONDEMAND) | (1 << SAMD21_SYSCTRL_XOSC_RUNSTDBY) |