[U-Boot] [PATCH01/23] stm32: gpio: fix otype access

Benjamin Tietz uboot at dresden.micronet24.de
Sat Jun 18 14:55:30 CEST 2016


the GPIOx_OTYPER register has only one bit for every pin.
---
 drivers/gpio/stm32_gpio.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
-------------- next part --------------
the GPIOx_OTYPER register has only one bit for every pin.
---
 drivers/gpio/stm32_gpio.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/stm32_gpio.c b/drivers/gpio/stm32_gpio.c
index 50f86d3..2457211 100644
--- a/drivers/gpio/stm32_gpio.c
+++ b/drivers/gpio/stm32_gpio.c
@@ -66,7 +66,7 @@ int stm32_gpio_config(const struct stm32_gpio_dsc *dsc,
 	i = dsc->pin * 2;
 
 	clrsetbits_le32(&gpio_regs->moder, 0x3 << i, ctl->mode << i);
-	clrsetbits_le32(&gpio_regs->otyper, 0x3 << i, ctl->otype << i);
+	clrsetbits_le32(&gpio_regs->otyper, 0x1 << dsc->pin, ctl->otype << dsc->pin);
 	clrsetbits_le32(&gpio_regs->ospeedr, 0x3 << i, ctl->speed << i);
 	clrsetbits_le32(&gpio_regs->pupdr, 0x3 << i, ctl->pupd << i);
 


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