Use clrsetbits_le32() to replace clrbits_le32() + setbits_le32().
Signed-off-by: Axel Lin <axel....@ingics.com>
---
v2: Conver one more place (updating &gpio_regs->afr[dsc->pin >> 3] register)
to use clrsetbits_le32().
drivers/gpio/stm32_gpio.c | 18 +++++-------------
1 file changed, 5 insertions(+), 13 deletions(-)
diff --git a/drivers/gpio/stm32_gpio.c b/drivers/gpio/stm32_gpio.c
index d3497e9..6d6fdb0 100644
--- a/drivers/gpio/stm32_gpio.c
+++ b/drivers/gpio/stm32_gpio.c
@@ -69,22 +69,14 @@ int stm32_gpio_config(const struct stm32_gpio_dsc *dsc,
setbits_le32(&STM32_RCC->ahb1enr, 1 << dsc->port);
i = (dsc->pin & 0x07) * 4;
- clrbits_le32(&gpio_regs->afr[dsc->pin >> 3], (0xF << i));
- setbits_le32(&gpio_regs->afr[dsc->pin >> 3], ctl->af << i);
+ clrsetbits_le32(&gpio_regs->afr[dsc->pin >> 3], 0xF << i, ctl->af << i);
i = dsc->pin * 2;
- clrbits_le32(&gpio_regs->moder, (0x3 << i));
- setbits_le32(&gpio_regs->moder, ctl->mode << i);
-
- clrbits_le32(&gpio_regs->otyper, (0x3 << i));
- setbits_le32(&gpio_regs->otyper, ctl->otype << i);
-
- clrbits_le32(&gpio_regs->ospeedr, (0x3 << i));
- setbits_le32(&gpio_regs->ospeedr, ctl->speed << i);
-
- clrbits_le32(&gpio_regs->pupdr, (0x3 << i));
- setbits_le32(&gpio_regs->pupdr, ctl->pupd << i);
+ clrsetbits_le32(&gpio_regs->moder, 0x3 << i, ctl->mode << i);
+ clrsetbits_le32(&gpio_regs->otyper, 0x3 << i, ctl->otype << i);
+ clrsetbits_le32(&gpio_regs->ospeedr, 0x3 << i, ctl->speed << i);
+ clrsetbits_le32(&gpio_regs->pupdr, 0x3 << i, ctl->pupd << i);
rv = 0;
out:
--
2.1.0
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