diff options
| author | Heiko Stübner <heiko@sntech.de> | 2013-10-16 03:07:49 +0400 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-10-16 17:33:53 +0400 |
| commit | 65fca613b00aa2aaa008d40304e00b76f4693f60 (patch) | |
| tree | 9b70a67ff0599436098038138de4bab374afe3d6 /drivers/pinctrl | |
| parent | a282926d658209ed1acee51a1ccc897ac169fb41 (diff) | |
| download | linux-65fca613b00aa2aaa008d40304e00b76f4693f60.tar.xz | |
pinctrl: rockchip: add support for multiple bank types
There are Rockchip SoCs, namely the rk3188, that combine a set of
regular banks with banks that need special handling for some settings.
Therefore add the possibility for the driver to handle more than one
bank type.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-rockchip.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index df155f9b2432..efca1165e955 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -62,6 +62,10 @@ enum rockchip_pinctrl_type { RK3188, }; +enum rockchip_pin_bank_type { + COMMON_BANK, +}; + /** * @reg_base: register base of the gpio bank * @clk: clock of the gpio bank @@ -86,6 +90,7 @@ struct rockchip_pin_bank { u8 nr_pins; char *name; u8 bank_num; + enum rockchip_pin_bank_type bank_type; bool valid; struct device_node *of_node; struct rockchip_pinctrl *drvdata; @@ -668,7 +673,10 @@ static const struct pinconf_ops rockchip_pinconf_ops = { .pin_config_set = rockchip_pinconf_set, }; -static const char *gpio_compat = "rockchip,gpio-bank"; +static const struct of_device_id rockchip_bank_match[] = { + { .compatible = "rockchip,gpio-bank" }, + {}, +}; static void rockchip_pinctrl_child_count(struct rockchip_pinctrl *info, struct device_node *np) @@ -676,7 +684,7 @@ static void rockchip_pinctrl_child_count(struct rockchip_pinctrl *info, struct device_node *child; for_each_child_of_node(np, child) { - if (of_device_is_compatible(child, gpio_compat)) + if (of_match_node(rockchip_bank_match, child)) continue; info->nfunctions++; @@ -819,8 +827,9 @@ static int rockchip_pinctrl_parse_dt(struct platform_device *pdev, i = 0; for_each_child_of_node(np, child) { - if (of_device_is_compatible(child, gpio_compat)) + if (of_match_node(rockchip_bank_match, child)) continue; + ret = rockchip_pinctrl_parse_functions(child, info, i++); if (ret) { dev_err(&pdev->dev, "failed to parse function\n"); @@ -1217,6 +1226,8 @@ static int rockchip_get_bank_data(struct rockchip_pin_bank *bank, if (IS_ERR(bank->reg_base)) return PTR_ERR(bank->reg_base); + bank->bank_type = COMMON_BANK; + bank->irq = irq_of_parse_and_map(bank->of_node, 0); bank->clk = of_clk_get(bank->of_node, 0); |