diff options
| author | Tomasz Figa <t.figa@samsung.com> | 2013-05-17 18:24:30 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-05-27 15:37:08 +0200 |
| commit | 21c219933fd123d4cdfc8853f51c41330b9d6c28 (patch) | |
| tree | 41ca59025b0637967c419c17421b89200c298346 | |
| parent | 97fc463769f1564e8eda2e2f70d3b6e92a25ff16 (diff) | |
| download | op-kernel-dev-21c219933fd123d4cdfc8853f51c41330b9d6c28.zip op-kernel-dev-21c219933fd123d4cdfc8853f51c41330b9d6c28.tar.gz | |
pinctrl: samsung: Add support for SoC-specific suspend/resume callbacks
SoC-specific driver might require additional save and restore of
registers. This patch adds pair of SoC-specific callbacks per pinctrl
device to account for this.
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Tested-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/pinctrl/pinctrl-samsung.c | 6 | ||||
| -rw-r--r-- | drivers/pinctrl/pinctrl-samsung.h | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-samsung.c b/drivers/pinctrl/pinctrl-samsung.c index 15db258..63ac22e 100644 --- a/drivers/pinctrl/pinctrl-samsung.c +++ b/drivers/pinctrl/pinctrl-samsung.c @@ -1010,6 +1010,9 @@ static void samsung_pinctrl_suspend_dev( reg, bank->pm_save[PINCFG_TYPE_FUNC]); } } + + if (ctrl->suspend) + ctrl->suspend(drvdata); } /** @@ -1026,6 +1029,9 @@ static void samsung_pinctrl_resume_dev(struct samsung_pinctrl_drv_data *drvdata) void __iomem *virt_base = drvdata->virt_base; int i; + if (ctrl->resume) + ctrl->resume(drvdata); + for (i = 0; i < ctrl->nr_banks; i++) { struct samsung_pin_bank *bank = &ctrl->pin_banks[i]; void __iomem *reg = virt_base + bank->pctl_offset; diff --git a/drivers/pinctrl/pinctrl-samsung.h b/drivers/pinctrl/pinctrl-samsung.h index 9f5cc81..b316d9f 100644 --- a/drivers/pinctrl/pinctrl-samsung.h +++ b/drivers/pinctrl/pinctrl-samsung.h @@ -187,6 +187,9 @@ struct samsung_pin_ctrl { int (*eint_gpio_init)(struct samsung_pinctrl_drv_data *); int (*eint_wkup_init)(struct samsung_pinctrl_drv_data *); + void (*suspend)(struct samsung_pinctrl_drv_data *); + void (*resume)(struct samsung_pinctrl_drv_data *); + char *label; }; |
