diff options
| author | Sean Wang <sean.wang@mediatek.com> | 2018-09-08 14:07:25 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2018-09-19 00:52:57 +0300 |
| commit | 0d7ca772148fe89149426bde59aaedcb3081d92d (patch) | |
| tree | b970b1b56dbf44da2bafa5a11becaaa1981d3173 /drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h | |
| parent | 85430152ba468acbfc2d7bc81c57bb2f93a24641 (diff) | |
| download | linux-0d7ca772148fe89149426bde59aaedcb3081d92d.tar.xz | |
pinctrl: mediatek: add advanced pull related support to pinctrl-mtk-common-v2.c
There are some specific pins (i.e. MMC/SD) need specific registers to
turn on/off the 10K & 50k(75K) resistors when pull up/down.
Therefore, this patch adds the custom prarmeters so that the user could
control it through device tree.
Signed-off-by: Ryder.Lee <ryder.lee@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h')
| -rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h index 3a55ef70e01b..ce364a1a28a6 100644 --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h @@ -51,6 +51,9 @@ enum { PINCTRL_PIN_REG_TDSEL, PINCTRL_PIN_REG_RDSEL, PINCTRL_PIN_REG_DRV, + PINCTRL_PIN_REG_PUPD, + PINCTRL_PIN_REG_R0, + PINCTRL_PIN_REG_R1, PINCTRL_PIN_REG_MAX, }; @@ -163,6 +166,13 @@ struct mtk_pin_soc { const struct mtk_pin_desc *desc, u32 arg); int (*drive_get)(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc, int *val); + + int (*adv_pull_set)(struct mtk_pinctrl *hw, + const struct mtk_pin_desc *desc, bool pullup, + u32 arg); + int (*adv_pull_get)(struct mtk_pinctrl *hw, + const struct mtk_pin_desc *desc, bool pullup, + u32 *val); }; struct mtk_pinctrl { @@ -199,4 +209,11 @@ int mtk_pinconf_drive_set_rev1(struct mtk_pinctrl *hw, int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc, int *val); +int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw, + const struct mtk_pin_desc *desc, bool pullup, + u32 arg); +int mtk_pinconf_adv_pull_get(struct mtk_pinctrl *hw, + const struct mtk_pin_desc *desc, bool pullup, + u32 *val); + #endif /* __PINCTRL_MTK_COMMON_V2_H */ |