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| author |   Thierry Reding <treding@nvidia.com> | 2015-08-21 18:44:05 +0200 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2015-08-21 18:44:05 +0200 |
| commit | 7292ba64bd56d39c3b1fe4cbe8559e6c95858180 (patch) | |
| tree | 244f98dc83a79d26d7f045d9eeab153512ab511b | |
| parent | Linux 4.2-rc1 (diff) | |
| parent | pinctrl: tegra: Only set the gpio range if needed (diff) | |
| download | linux-dev-7292ba64bd56d39c3b1fe4cbe8559e6c95858180.tar.xz linux-dev-7292ba64bd56d39c3b1fe4cbe8559e6c95858180.zip | |
Merge branch 'for-4.3/pinctrl' into for-4.3/dt
| -rw-r--r-- | drivers/pinctrl/pinctrl-tegra.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c index 0f982b829be1..0fd7fd2b0f72 100644 --- a/drivers/pinctrl/pinctrl-tegra.c +++ b/drivers/pinctrl/pinctrl-tegra.c @@ -624,6 +624,22 @@ static struct pinctrl_desc tegra_pinctrl_desc = { .owner = THIS_MODULE, }; +static bool gpio_node_has_range(void) +{ + struct device_node *np; + bool has_prop = false; + + np = of_find_compatible_node(NULL, NULL, "nvidia,tegra30-gpio"); + if (!np) + return has_prop; + + has_prop = of_find_property(np, "gpio-ranges", NULL); + + of_node_put(np); + + return has_prop; +} + int tegra_pinctrl_probe(struct platform_device *pdev, const struct tegra_pinctrl_soc_data *soc_data) { @@ -708,7 +724,8 @@ int tegra_pinctrl_probe(struct platform_device *pdev, return PTR_ERR(pmx->pctl); } - pinctrl_add_gpio_range(pmx->pctl, &tegra_pinctrl_gpio_range); + if (!gpio_node_has_range()) + pinctrl_add_gpio_range(pmx->pctl, &tegra_pinctrl_gpio_range); platform_set_drvdata(pdev, pmx); |