diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2023-12-23 20:19:02 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2023-12-28 22:13:17 +0100 |
| commit | 1b09c2b8f849079220a9a9ddf961582f00bdc2c4 (patch) | |
| tree | ade9bc28883aeb192c19b42ac0d698ea88bd76e4 /drivers/pinctrl/samsung | |
| parent | pinctrl: cy8c95x0: Cache muxed registers (diff) | |
| download | linux-1b09c2b8f849079220a9a9ddf961582f00bdc2c4.tar.xz linux-1b09c2b8f849079220a9a9ddf961582f00bdc2c4.zip | |
pinctrl: samsung: constify iomem pointers
Constify few pointers to iomem, where the destination memory is not
modified, for code safety and readability.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Link: https://lore.kernel.org/r/20231223191902.22857-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/samsung')
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-exynos.c | 4 | ||||
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-samsung.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c index d3d4b5d036c8..871c1eb46ddf 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -693,7 +693,7 @@ static void exynos_pinctrl_suspend_bank( struct samsung_pin_bank *bank) { struct exynos_eint_gpio_save *save = bank->soc_priv; - void __iomem *regs = bank->eint_base; + const void __iomem *regs = bank->eint_base; save->eint_con = readl(regs + EXYNOS_GPIO_ECON_OFFSET + bank->eint_offset); @@ -714,7 +714,7 @@ static void exynosauto_pinctrl_suspend_bank(struct samsung_pinctrl_drv_data *drv struct samsung_pin_bank *bank) { struct exynos_eint_gpio_save *save = bank->soc_priv; - void __iomem *regs = bank->eint_base; + const void __iomem *regs = bank->eint_base; save->eint_con = readl(regs + bank->pctl_offset + bank->eint_con_offset); save->eint_mask = readl(regs + bank->pctl_offset + bank->eint_mask_offset); diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c index dbf38767f15f..ed07e23e0912 100644 --- a/drivers/pinctrl/samsung/pinctrl-samsung.c +++ b/drivers/pinctrl/samsung/pinctrl-samsung.c @@ -565,7 +565,7 @@ static void samsung_gpio_set(struct gpio_chip *gc, unsigned offset, int value) /* gpiolib gpio_get callback function */ static int samsung_gpio_get(struct gpio_chip *gc, unsigned offset) { - void __iomem *reg; + const void __iomem *reg; u32 data; struct samsung_pin_bank *bank = gpiochip_get_data(gc); const struct samsung_pin_bank_type *type = bank->type; @@ -1204,7 +1204,7 @@ static int __maybe_unused samsung_pinctrl_suspend(struct device *dev) for (i = 0; i < drvdata->nr_banks; i++) { struct samsung_pin_bank *bank = &drvdata->pin_banks[i]; - void __iomem *reg = bank->pctl_base + bank->pctl_offset; + const void __iomem *reg = bank->pctl_base + bank->pctl_offset; const u8 *offs = bank->type->reg_offset; const u8 *widths = bank->type->fld_width; enum pincfg_type type; |