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authorTom Rini <trini@konsulko.com>2019-07-14 09:09:49 -0400
committerTom Rini <trini@konsulko.com>2019-07-14 09:09:49 -0400
commita9a3a37f92b072a56693ad665ab4c5cc73028d16 (patch)
treed0a4e94e94d77ba06983abbe4b89d2c39a0c5d7f /drivers/serial
parent6070ef409c1018860e8dd1f077297546d9d80115 (diff)
parent291f00bb3ea7e9f9acdddbe680991e76313732d6 (diff)
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Merge tag 'u-boot-stm32-20190712' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm
- syscon: add support for power off - stm32mp1: add op-tee config - stm32mp1: add specific commands: stboard and stm32key - add stm32 mailbox driver - solve many stm32 warnings when building with W=1 - update stm32 gpio driver
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/serial_stm32.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/serial/serial_stm32.c b/drivers/serial/serial_stm32.c
index cca8b70..3ab536a 100644
--- a/drivers/serial/serial_stm32.c
+++ b/drivers/serial/serial_stm32.c
@@ -195,9 +195,9 @@ static int stm32_serial_probe(struct udevice *dev)
}
plat->clock_rate = clk_get_rate(&clk);
- if (plat->clock_rate < 0) {
+ if (!plat->clock_rate) {
clk_disable(&clk);
- return plat->clock_rate;
+ return -EINVAL;
};
_stm32_serial_init(plat->base, plat->uart_info);