aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/pinctrl
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/freescale/pinctrl-imx.c19
-rw-r--r--drivers/pinctrl/freescale/pinctrl-imx1-core.c1
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-armada-xp.c2
-rw-r--r--drivers/pinctrl/pinctrl-amd.h2
-rw-r--r--drivers/pinctrl/pinctrl-single.c11
-rw-r--r--drivers/pinctrl/samsung/pinctrl-exynos.c9
6 files changed, 20 insertions, 24 deletions
diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c
index 17f2c5a505b2..ec0119e1e781 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx.c
@@ -661,16 +661,6 @@ static int imx_pinctrl_probe_dt(struct platform_device *pdev,
return 0;
}
-/*
- * imx_free_resources() - free memory used by this driver
- * @info: info driver instance
- */
-static void imx_free_resources(struct imx_pinctrl *ipctl)
-{
- if (ipctl->pctl)
- pinctrl_unregister(ipctl->pctl);
-}
-
int imx_pinctrl_probe(struct platform_device *pdev,
struct imx_pinctrl_soc_info *info)
{
@@ -761,21 +751,16 @@ int imx_pinctrl_probe(struct platform_device *pdev,
&ipctl->pctl);
if (ret) {
dev_err(&pdev->dev, "could not register IMX pinctrl driver\n");
- goto free;
+ return ret;
}
ret = imx_pinctrl_probe_dt(pdev, ipctl);
if (ret) {
dev_err(&pdev->dev, "fail to probe dt properties\n");
- goto free;
+ return ret;
}
dev_info(&pdev->dev, "initialized IMX pinctrl driver\n");
return pinctrl_enable(ipctl->pctl);
-
-free:
- imx_free_resources(ipctl);
-
- return ret;
}
diff --git a/drivers/pinctrl/freescale/pinctrl-imx1-core.c b/drivers/pinctrl/freescale/pinctrl-imx1-core.c
index e2cca91fd266..68108c4c3969 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx1-core.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx1-core.c
@@ -642,7 +642,6 @@ int imx1_pinctrl_core_probe(struct platform_device *pdev,
ret = of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev);
if (ret) {
- pinctrl_unregister(ipctl->pctl);
dev_err(&pdev->dev, "Failed to populate subdevices\n");
return ret;
}
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-xp.c b/drivers/pinctrl/mvebu/pinctrl-armada-xp.c
index b854f1ee5de5..4ef3618bca93 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-xp.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-xp.c
@@ -418,7 +418,7 @@ static struct mvebu_mpp_mode mv98dx3236_mpp_modes[] = {
MPP_VAR_FUNCTION(0x1, "i2c0", "sck", V_98DX3236_PLUS)),
MPP_MODE(15,
MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS),
- MPP_VAR_FUNCTION(0x4, "i2c0", "sda", V_98DX3236_PLUS)),
+ MPP_VAR_FUNCTION(0x1, "i2c0", "sda", V_98DX3236_PLUS)),
MPP_MODE(16,
MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS),
MPP_VAR_FUNCTION(0x4, "dev", "oe", V_98DX3236_PLUS)),
diff --git a/drivers/pinctrl/pinctrl-amd.h b/drivers/pinctrl/pinctrl-amd.h
index 8fa453a59da5..884f48f7a6a3 100644
--- a/drivers/pinctrl/pinctrl-amd.h
+++ b/drivers/pinctrl/pinctrl-amd.h
@@ -252,7 +252,7 @@ static const struct amd_pingroup kerncz_groups[] = {
{
.name = "uart0",
.pins = uart0_pins,
- .npins = 9,
+ .npins = 5,
},
{
.name = "uart1",
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index b8b3d932cd73..f751b5c3bf7e 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -888,7 +888,7 @@ static int pcs_parse_pinconf(struct pcs_device *pcs, struct device_node *np,
/* If pinconf isn't supported, don't parse properties in below. */
if (!PCS_HAS_PINCONF)
- return 0;
+ return -ENOTSUPP;
/* cacluate how much properties are supported in current node */
for (i = 0; i < ARRAY_SIZE(prop2); i++) {
@@ -900,7 +900,7 @@ static int pcs_parse_pinconf(struct pcs_device *pcs, struct device_node *np,
nconfs++;
}
if (!nconfs)
- return 0;
+ return -ENOTSUPP;
func->conf = devm_kzalloc(pcs->dev,
sizeof(struct pcs_conf_vals) * nconfs,
@@ -1024,9 +1024,12 @@ static int pcs_parse_one_pinctrl_entry(struct pcs_device *pcs,
if (PCS_HAS_PINCONF) {
res = pcs_parse_pinconf(pcs, np, function, map);
- if (res)
+ if (res == 0)
+ *num_maps = 2;
+ else if (res == -ENOTSUPP)
+ *num_maps = 1;
+ else
goto free_pingroups;
- *num_maps = 2;
} else {
*num_maps = 1;
}
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c
index 1c534d823fd7..6925a3d969e2 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.c
@@ -266,6 +266,7 @@ struct exynos_eint_gpio_save {
u32 eint_con;
u32 eint_fltcon0;
u32 eint_fltcon1;
+ u32 eint_mask;
};
/*
@@ -561,10 +562,13 @@ static void exynos_pinctrl_suspend_bank(
+ 2 * bank->eint_offset);
save->eint_fltcon1 = readl(regs + EXYNOS_GPIO_EFLTCON_OFFSET
+ 2 * bank->eint_offset + 4);
+ save->eint_mask = readl(regs + bank->irq_chip->eint_mask
+ + bank->eint_offset);
pr_debug("%s: save con %#010x\n", bank->name, save->eint_con);
pr_debug("%s: save fltcon0 %#010x\n", bank->name, save->eint_fltcon0);
pr_debug("%s: save fltcon1 %#010x\n", bank->name, save->eint_fltcon1);
+ pr_debug("%s: save mask %#010x\n", bank->name, save->eint_mask);
}
void exynos_pinctrl_suspend(struct samsung_pinctrl_drv_data *drvdata)
@@ -593,6 +597,9 @@ static void exynos_pinctrl_resume_bank(
pr_debug("%s: fltcon1 %#010x => %#010x\n", bank->name,
readl(regs + EXYNOS_GPIO_EFLTCON_OFFSET
+ 2 * bank->eint_offset + 4), save->eint_fltcon1);
+ pr_debug("%s: mask %#010x => %#010x\n", bank->name,
+ readl(regs + bank->irq_chip->eint_mask
+ + bank->eint_offset), save->eint_mask);
writel(save->eint_con, regs + EXYNOS_GPIO_ECON_OFFSET
+ bank->eint_offset);
@@ -600,6 +607,8 @@ static void exynos_pinctrl_resume_bank(
+ 2 * bank->eint_offset);
writel(save->eint_fltcon1, regs + EXYNOS_GPIO_EFLTCON_OFFSET
+ 2 * bank->eint_offset + 4);
+ writel(save->eint_mask, regs + bank->irq_chip->eint_mask
+ + bank->eint_offset);
}
void exynos_pinctrl_resume(struct samsung_pinctrl_drv_data *drvdata)