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stm32l1: syscfg: add USB pullup control definition

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On original stm32l1s, this internal pullup was out of spec, and not
recommended for use.  But the -A parts have this fixed, so make sure we
can use it.
This commit is contained in:
Karl Palsson 2018-02-20 22:59:00 +00:00
parent 64a6f362b8
commit 93cf76b9d1
1 changed files with 3 additions and 0 deletions
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3
include/libopencm3/stm32/l1/syscfg.h
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@ -38,4 +38,7 @@
#include <libopencm3/stm32/common/syscfg_common_l1f234.h>
/** Enable internal USB pullup iff USB periph is not powered down */
#define SYSCFG_PMC_USB_PU (1<<0)
#endif