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-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sun6i-a31-r.c23
-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sunxi.c16
2 files changed, 23 insertions, 16 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun6i-a31-r.c b/drivers/pinctrl/sunxi/pinctrl-sun6i-a31-r.c
index b896f7ba606e..8fcba48e0a42 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sun6i-a31-r.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sun6i-a31-r.c
@@ -17,6 +17,7 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/pinctrl.h>
+#include <linux/reset.h>
#include "pinctrl-sunxi.h"
@@ -96,8 +97,26 @@ static const struct sunxi_pinctrl_desc sun6i_a31_r_pinctrl_data = {
static int sun6i_a31_r_pinctrl_probe(struct platform_device *pdev)
{
- return sunxi_pinctrl_init(pdev,
- &sun6i_a31_r_pinctrl_data);
+ struct reset_control *rstc;
+ int ret;
+
+ rstc = devm_reset_control_get(&pdev->dev, NULL);
+ if (IS_ERR(rstc)) {
+ dev_err(&pdev->dev, "Reset controller missing\n");
+ return PTR_ERR(rstc);
+ }
+
+ ret = reset_control_deassert(rstc);
+ if (ret)
+ return ret;
+
+ ret = sunxi_pinctrl_init(pdev,
+ &sun6i_a31_r_pinctrl_data);
+
+ if (ret)
+ reset_control_assert(rstc);
+
+ return ret;
}
static struct of_device_id sun6i_a31_r_pinctrl_match[] = {
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index 2c3fb92b8972..f6522b54ece9 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -26,7 +26,6 @@
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/pinctrl/pinmux.h>
#include <linux/platform_device.h>
-#include <linux/reset.h>
#include <linux/slab.h>
#include "../core.h"
@@ -781,7 +780,6 @@ int sunxi_pinctrl_init(struct platform_device *pdev,
struct device_node *node = pdev->dev.of_node;
struct pinctrl_pin_desc *pins;
struct sunxi_pinctrl *pctl;
- struct reset_control *rstc;
struct resource *res;
int i, ret, last_pin;
struct clk *clk;
@@ -875,17 +873,10 @@ int sunxi_pinctrl_init(struct platform_device *pdev,
if (ret)
goto gpiochip_error;
- rstc = devm_reset_control_get_optional(&pdev->dev, NULL);
- if (!IS_ERR(rstc)) {
- ret = reset_control_deassert(rstc);
- if (ret)
- goto clk_error;
- }
-
pctl->irq = irq_of_parse_and_map(node, 0);
if (!pctl->irq) {
ret = -EINVAL;
- goto rstc_error;
+ goto clk_error;
}
pctl->domain = irq_domain_add_linear(node, SUNXI_IRQ_NUMBER,
@@ -893,7 +884,7 @@ int sunxi_pinctrl_init(struct platform_device *pdev,
if (!pctl->domain) {
dev_err(&pdev->dev, "Couldn't register IRQ domain\n");
ret = -ENOMEM;
- goto rstc_error;
+ goto clk_error;
}
for (i = 0; i < SUNXI_IRQ_NUMBER; i++) {
@@ -911,9 +902,6 @@ int sunxi_pinctrl_init(struct platform_device *pdev,
return 0;
-rstc_error:
- if (!IS_ERR(rstc))
- reset_control_assert(rstc);
clk_error:
clk_disable_unprepare(clk);
gpiochip_error: