diff options
Diffstat (limited to 'drivers/pinctrl/spear/pinctrl-spear.c')
-rw-r--r-- | drivers/pinctrl/spear/pinctrl-spear.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/drivers/pinctrl/spear/pinctrl-spear.c b/drivers/pinctrl/spear/pinctrl-spear.c index cbca6dc66eb..f9483ae4272 100644 --- a/drivers/pinctrl/spear/pinctrl-spear.c +++ b/drivers/pinctrl/spear/pinctrl-spear.c @@ -14,7 +14,6 @@ */ #include <linux/err.h> -#include <linux/io.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_address.h> @@ -29,16 +28,6 @@ #define DRIVER_NAME "spear-pinmux" -static inline u32 pmx_readl(struct spear_pmx *pmx, u32 reg) -{ - return readl_relaxed(pmx->vbase + reg); -} - -static inline void pmx_writel(struct spear_pmx *pmx, u32 val, u32 reg) -{ - writel_relaxed(val, pmx->vbase + reg); -} - static void muxregs_endisable(struct spear_pmx *pmx, struct spear_muxreg *muxregs, u8 count, bool enable) { @@ -316,16 +305,25 @@ static int gpio_request_endisable(struct pinctrl_dev *pctldev, struct pinctrl_gpio_range *range, unsigned offset, bool enable) { struct spear_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); + struct spear_pinctrl_machdata *machdata = pmx->machdata; struct spear_gpio_pingroup *gpio_pingroup; + /* + * Some SoC have configuration options applicable to group of pins, + * rather than a single pin. + */ gpio_pingroup = get_gpio_pingroup(pmx, offset); - if (IS_ERR(gpio_pingroup)) - return PTR_ERR(gpio_pingroup); - if (gpio_pingroup) muxregs_endisable(pmx, gpio_pingroup->muxregs, gpio_pingroup->nmuxregs, enable); + /* + * SoC may need some extra configurations, or configurations for single + * pin + */ + if (machdata->gpio_request_endisable) + machdata->gpio_request_endisable(pmx, offset, enable); + return 0; } |