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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/pinctrl/pinctrl-tegra-xusb.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/pinctrl/pinctrl-tegra-xusb.c')
-rw-r--r--drivers/pinctrl/pinctrl-tegra-xusb.c27
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/pinctrl/pinctrl-tegra-xusb.c b/drivers/pinctrl/pinctrl-tegra-xusb.c
index 753d747d4..2651d04bd 100644
--- a/drivers/pinctrl/pinctrl-tegra-xusb.c
+++ b/drivers/pinctrl/pinctrl-tegra-xusb.c
@@ -59,11 +59,6 @@ struct tegra_xusb_padctl_function {
unsigned int num_groups;
};
-struct tegra_xusb_padctl_group {
- const unsigned int *funcs;
- unsigned int num_funcs;
-};
-
struct tegra_xusb_padctl_soc {
const struct pinctrl_pin_desc *pins;
unsigned int num_pins;
@@ -130,6 +125,21 @@ static const char *tegra_xusb_padctl_get_group_name(struct pinctrl_dev *pinctrl,
return padctl->soc->pins[group].name;
}
+static int tegra_xusb_padctl_get_group_pins(struct pinctrl_dev *pinctrl,
+ unsigned group,
+ const unsigned **pins,
+ unsigned *num_pins)
+{
+ /*
+ * For the tegra-xusb pad controller groups are synonomous
+ * with lanes/pins and there is always one lane/pin per group.
+ */
+ *pins = &pinctrl->desc->pins[group].number;
+ *num_pins = 1;
+
+ return 0;
+}
+
enum tegra_xusb_padctl_param {
TEGRA_XUSB_PADCTL_IDDQ,
};
@@ -253,6 +263,7 @@ static int tegra_xusb_padctl_dt_node_to_map(struct pinctrl_dev *pinctrl,
static const struct pinctrl_ops tegra_xusb_padctl_pinctrl_ops = {
.get_groups_count = tegra_xusb_padctl_get_groups_count,
.get_group_name = tegra_xusb_padctl_get_group_name,
+ .get_group_pins = tegra_xusb_padctl_get_group_pins,
.dt_node_to_map = tegra_xusb_padctl_dt_node_to_map,
.dt_free_map = pinctrl_utils_dt_free_map,
};
@@ -903,15 +914,17 @@ static int tegra_xusb_padctl_probe(struct platform_device *pdev)
memset(&padctl->desc, 0, sizeof(padctl->desc));
padctl->desc.name = dev_name(padctl->dev);
+ padctl->desc.pins = tegra124_pins;
+ padctl->desc.npins = ARRAY_SIZE(tegra124_pins);
padctl->desc.pctlops = &tegra_xusb_padctl_pinctrl_ops;
padctl->desc.pmxops = &tegra_xusb_padctl_pinmux_ops;
padctl->desc.confops = &tegra_xusb_padctl_pinconf_ops;
padctl->desc.owner = THIS_MODULE;
padctl->pinctrl = pinctrl_register(&padctl->desc, &pdev->dev, padctl);
- if (!padctl->pinctrl) {
+ if (IS_ERR(padctl->pinctrl)) {
dev_err(&pdev->dev, "failed to register pincontrol\n");
- err = -ENODEV;
+ err = PTR_ERR(padctl->pinctrl);
goto reset;
}