[PATCH v1 1/1] pinctrl: nuvoton: modify NPCM7xx pin configuration function

From: Tomer Maimon
Date: Wed Nov 07 2018 - 08:45:08 EST


Modify GPIO direction setting in pin configuration function by using
generic GPIO functions to set the GPIO direction instead of direct
access to the GPIO direction register.

Signed-off-by: Tomer Maimon <tmaimon77@xxxxxxxxx>
---
drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c b/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c
index 7ad50d9268aa..b455209382a5 100644
--- a/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c
+++ b/drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c
@@ -1799,19 +1799,12 @@ static int npcm7xx_config_set_one(struct npcm7xx_pinctrl *npcm,
npcm_gpio_set(&bank->gc, bank->base + NPCM7XX_GP_N_PU, gpio);
break;
case PIN_CONFIG_INPUT_ENABLE:
- if (arg) {
- iowrite32(gpio, bank->base + NPCM7XX_GP_N_OEC);
- npcm_gpio_set(&bank->gc, bank->base + NPCM7XX_GP_N_IEM,
- gpio);
- } else
- npcm_gpio_clr(&bank->gc, bank->base + NPCM7XX_GP_N_IEM,
- gpio);
+ iowrite32(gpio, bank->base + NPCM7XX_GP_N_OEC);
+ bank->direction_input(&bank->gc, pin % bank->gc.ngpio);
break;
case PIN_CONFIG_OUTPUT:
- npcm_gpio_clr(&bank->gc, bank->base + NPCM7XX_GP_N_IEM, gpio);
- iowrite32(gpio, arg ? bank->base + NPCM7XX_GP_N_DOS :
- bank->base + NPCM7XX_GP_N_DOC);
iowrite32(gpio, bank->base + NPCM7XX_GP_N_OES);
+ bank->direction_output(&bank->gc, pin % bank->gc.ngpio, arg);
break;
case PIN_CONFIG_DRIVE_PUSH_PULL:
npcm_gpio_clr(&bank->gc, bank->base + NPCM7XX_GP_N_OTYP, gpio);
--
2.14.1