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path: root/drivers/usb/dwc3/dwc3-of-simple.c
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Diffstat (limited to 'drivers/usb/dwc3/dwc3-of-simple.c')
-rw-r--r--drivers/usb/dwc3/dwc3-of-simple.c30
1 files changed, 6 insertions, 24 deletions
diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c
index e64754be47b4..8852fbfdead4 100644
--- a/drivers/usb/dwc3/dwc3-of-simple.c
+++ b/drivers/usb/dwc3/dwc3-of-simple.c
@@ -27,7 +27,6 @@ struct dwc3_of_simple {
struct clk_bulk_data *clks;
int num_clocks;
struct reset_control *resets;
- bool pulse_resets;
bool need_reset;
};
@@ -38,7 +37,6 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
struct device_node *np = dev->of_node;
int ret;
- bool shared_resets = false;
simple = devm_kzalloc(dev, sizeof(*simple), GFP_KERNEL);
if (!simple)
@@ -54,13 +52,7 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
if (of_device_is_compatible(np, "rockchip,rk3399-dwc3"))
simple->need_reset = true;
- if (of_device_is_compatible(np, "amlogic,meson-axg-dwc3") ||
- of_device_is_compatible(np, "amlogic,meson-gxl-dwc3")) {
- shared_resets = true;
- simple->pulse_resets = true;
- }
-
- simple->resets = of_reset_control_array_get(np, shared_resets, true,
+ simple->resets = of_reset_control_array_get(np, false, true,
true);
if (IS_ERR(simple->resets)) {
ret = PTR_ERR(simple->resets);
@@ -68,15 +60,9 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
return ret;
}
- if (simple->pulse_resets) {
- ret = reset_control_reset(simple->resets);
- if (ret)
- goto err_resetc_put;
- } else {
- ret = reset_control_deassert(simple->resets);
- if (ret)
- goto err_resetc_put;
- }
+ ret = reset_control_deassert(simple->resets);
+ if (ret)
+ goto err_resetc_put;
ret = clk_bulk_get_all(simple->dev, &simple->clks);
if (ret < 0)
@@ -102,8 +88,7 @@ err_clk_put:
clk_bulk_put_all(simple->num_clocks, simple->clks);
err_resetc_assert:
- if (!simple->pulse_resets)
- reset_control_assert(simple->resets);
+ reset_control_assert(simple->resets);
err_resetc_put:
reset_control_put(simple->resets);
@@ -118,8 +103,7 @@ static void __dwc3_of_simple_teardown(struct dwc3_of_simple *simple)
clk_bulk_put_all(simple->num_clocks, simple->clks);
simple->num_clocks = 0;
- if (!simple->pulse_resets)
- reset_control_assert(simple->resets);
+ reset_control_assert(simple->resets);
reset_control_put(simple->resets);
@@ -191,8 +175,6 @@ static const struct of_device_id of_dwc3_simple_match[] = {
{ .compatible = "xlnx,zynqmp-dwc3" },
{ .compatible = "cavium,octeon-7130-usb-uctl" },
{ .compatible = "sprd,sc9860-dwc3" },
- { .compatible = "amlogic,meson-axg-dwc3" },
- { .compatible = "amlogic,meson-gxl-dwc3" },
{ .compatible = "allwinner,sun50i-h6-dwc3" },
{ /* Sentinel */ }
};