aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/pinctrl/tegra/pinctrl-tegra.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/tegra/pinctrl-tegra.c')
-rw-r--r--drivers/pinctrl/tegra/pinctrl-tegra.c36
1 files changed, 22 insertions, 14 deletions
diff --git a/drivers/pinctrl/tegra/pinctrl-tegra.c b/drivers/pinctrl/tegra/pinctrl-tegra.c
index 49388822c0e9..6e82b290cb4f 100644
--- a/drivers/pinctrl/tegra/pinctrl-tegra.c
+++ b/drivers/pinctrl/tegra/pinctrl-tegra.c
@@ -215,7 +215,7 @@ static int tegra_pinctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
ret = tegra_pinctrl_dt_subnode_to_map(pctldev, np, map,
&reserved_maps, num_maps);
if (ret < 0) {
- pinctrl_utils_dt_free_map(pctldev, *map,
+ pinctrl_utils_free_map(pctldev, *map,
*num_maps);
of_node_put(np);
return ret;
@@ -233,7 +233,7 @@ static const struct pinctrl_ops tegra_pinctrl_ops = {
.pin_dbg_show = tegra_pinctrl_pin_dbg_show,
#endif
.dt_node_to_map = tegra_pinctrl_dt_node_to_map,
- .dt_free_map = pinctrl_utils_dt_free_map,
+ .dt_free_map = pinctrl_utils_free_map,
};
static int tegra_pinctrl_get_funcs_count(struct pinctrl_dev *pctldev)
@@ -417,7 +417,7 @@ static int tegra_pinconf_reg(struct tegra_pmx *pmx,
return -ENOTSUPP;
}
- if (*reg < 0 || *bit > 31) {
+ if (*reg < 0 || *bit < 0) {
if (report_err) {
const char *prop = "unknown";
int i;
@@ -625,6 +625,22 @@ static struct pinctrl_desc tegra_pinctrl_desc = {
.owner = THIS_MODULE,
};
+static void tegra_pinctrl_clear_parked_bits(struct tegra_pmx *pmx)
+{
+ int i = 0;
+ const struct tegra_pingroup *g;
+ u32 val;
+
+ for (i = 0; i < pmx->soc->ngroups; ++i) {
+ if (pmx->soc->groups[i].parked_reg >= 0) {
+ g = &pmx->soc->groups[i];
+ val = pmx_readl(pmx, g->parked_bank, g->parked_reg);
+ val &= ~(1 << g->parked_bit);
+ pmx_writel(pmx, val, g->parked_bank, g->parked_reg);
+ }
+ }
+}
+
static bool gpio_node_has_range(void)
{
struct device_node *np;
@@ -719,12 +735,14 @@ int tegra_pinctrl_probe(struct platform_device *pdev,
return PTR_ERR(pmx->regs[i]);
}
- pmx->pctl = pinctrl_register(&tegra_pinctrl_desc, &pdev->dev, pmx);
+ pmx->pctl = devm_pinctrl_register(&pdev->dev, &tegra_pinctrl_desc, pmx);
if (IS_ERR(pmx->pctl)) {
dev_err(&pdev->dev, "Couldn't register pinctrl driver\n");
return PTR_ERR(pmx->pctl);
}
+ tegra_pinctrl_clear_parked_bits(pmx);
+
if (!gpio_node_has_range())
pinctrl_add_gpio_range(pmx->pctl, &tegra_pinctrl_gpio_range);
@@ -735,13 +753,3 @@ int tegra_pinctrl_probe(struct platform_device *pdev,
return 0;
}
EXPORT_SYMBOL_GPL(tegra_pinctrl_probe);
-
-int tegra_pinctrl_remove(struct platform_device *pdev)
-{
- struct tegra_pmx *pmx = platform_get_drvdata(pdev);
-
- pinctrl_unregister(pmx->pctl);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(tegra_pinctrl_remove);