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-rw-r--r--drivers/pinctrl/core.c1
-rw-r--r--drivers/pinctrl/pinctrl-single.c2
-rw-r--r--drivers/pinctrl/pinctrl-sunxi.c66
-rw-r--r--drivers/pinctrl/pinctrl-sunxi.h2
-rw-r--r--drivers/pinctrl/sh-pfc/pfc-sh73a0.c1
-rw-r--r--drivers/pinctrl/sirf/pinctrl-atlas6.c24
6 files changed, 90 insertions, 6 deletions
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 5b272bf..2a00239 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1193,6 +1193,7 @@ void pinctrl_unregister_map(struct pinctrl_map const *map)
list_for_each_entry(maps_node, &pinctrl_maps, node) {
if (maps_node->maps == map) {
list_del(&maps_node->node);
+ kfree(maps_node);
mutex_unlock(&pinctrl_maps_mutex);
return;
}
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index 6866548..7323cca 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -1483,6 +1483,7 @@ static int pcs_add_gpio_func(struct device_node *node, struct pcs_device *pcs)
return ret;
}
+#ifdef CONFIG_PM
static int pinctrl_single_suspend(struct platform_device *pdev,
pm_message_t state)
{
@@ -1505,6 +1506,7 @@ static int pinctrl_single_resume(struct platform_device *pdev)
return pinctrl_force_default(pcs->pctl);
}
+#endif
static int pcs_probe(struct platform_device *pdev)
{
diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index c47fd1e..94716c7 100644
--- a/drivers/pinctrl/pinctrl-sunxi.c
+++ b/drivers/pinctrl/pinctrl-sunxi.c
@@ -278,6 +278,7 @@ static int sunxi_pconf_group_set(struct pinctrl_dev *pctldev,
{
struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
struct sunxi_pinctrl_group *g = &pctl->groups[group];
+ unsigned long flags;
u32 val, mask;
u16 strength;
u8 dlevel;
@@ -295,22 +296,35 @@ static int sunxi_pconf_group_set(struct pinctrl_dev *pctldev,
* 3: 40mA
*/
dlevel = strength / 10 - 1;
+
+ spin_lock_irqsave(&pctl->lock, flags);
+
val = readl(pctl->membase + sunxi_dlevel_reg(g->pin));
mask = DLEVEL_PINS_MASK << sunxi_dlevel_offset(g->pin);
writel((val & ~mask) | dlevel << sunxi_dlevel_offset(g->pin),
pctl->membase + sunxi_dlevel_reg(g->pin));
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
break;
case PIN_CONFIG_BIAS_PULL_UP:
+ spin_lock_irqsave(&pctl->lock, flags);
+
val = readl(pctl->membase + sunxi_pull_reg(g->pin));
mask = PULL_PINS_MASK << sunxi_pull_offset(g->pin);
writel((val & ~mask) | 1 << sunxi_pull_offset(g->pin),
pctl->membase + sunxi_pull_reg(g->pin));
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
break;
case PIN_CONFIG_BIAS_PULL_DOWN:
+ spin_lock_irqsave(&pctl->lock, flags);
+
val = readl(pctl->membase + sunxi_pull_reg(g->pin));
mask = PULL_PINS_MASK << sunxi_pull_offset(g->pin);
writel((val & ~mask) | 2 << sunxi_pull_offset(g->pin),
pctl->membase + sunxi_pull_reg(g->pin));
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
break;
default:
break;
@@ -360,11 +374,17 @@ static void sunxi_pmx_set(struct pinctrl_dev *pctldev,
u8 config)
{
struct sunxi_pinctrl *pctl = pinctrl_dev_get_drvdata(pctldev);
+ unsigned long flags;
+ u32 val, mask;
+
+ spin_lock_irqsave(&pctl->lock, flags);
- u32 val = readl(pctl->membase + sunxi_mux_reg(pin));
- u32 mask = MUX_PINS_MASK << sunxi_mux_offset(pin);
+ val = readl(pctl->membase + sunxi_mux_reg(pin));
+ mask = MUX_PINS_MASK << sunxi_mux_offset(pin);
writel((val & ~mask) | config << sunxi_mux_offset(pin),
pctl->membase + sunxi_mux_reg(pin));
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
}
static int sunxi_pmx_enable(struct pinctrl_dev *pctldev,
@@ -464,8 +484,21 @@ static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,
struct sunxi_pinctrl *pctl = dev_get_drvdata(chip->dev);
u32 reg = sunxi_data_reg(offset);
u8 index = sunxi_data_offset(offset);
+ unsigned long flags;
+ u32 regval;
+
+ spin_lock_irqsave(&pctl->lock, flags);
+
+ regval = readl(pctl->membase + reg);
- writel((value & DATA_PINS_MASK) << index, pctl->membase + reg);
+ if (value)
+ regval |= BIT(index);
+ else
+ regval &= ~(BIT(index));
+
+ writel(regval, pctl->membase + reg);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
}
static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc,
@@ -526,6 +559,8 @@ static int sunxi_pinctrl_irq_set_type(struct irq_data *d,
struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
u32 reg = sunxi_irq_cfg_reg(d->hwirq);
u8 index = sunxi_irq_cfg_offset(d->hwirq);
+ unsigned long flags;
+ u32 regval;
u8 mode;
switch (type) {
@@ -548,7 +583,13 @@ static int sunxi_pinctrl_irq_set_type(struct irq_data *d,
return -EINVAL;
}
- writel((mode & IRQ_CFG_IRQ_MASK) << index, pctl->membase + reg);
+ spin_lock_irqsave(&pctl->lock, flags);
+
+ regval = readl(pctl->membase + reg);
+ regval &= ~IRQ_CFG_IRQ_MASK;
+ writel(regval | (mode << index), pctl->membase + reg);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
return 0;
}
@@ -560,14 +601,19 @@ static void sunxi_pinctrl_irq_mask_ack(struct irq_data *d)
u8 ctrl_idx = sunxi_irq_ctrl_offset(d->hwirq);
u32 status_reg = sunxi_irq_status_reg(d->hwirq);
u8 status_idx = sunxi_irq_status_offset(d->hwirq);
+ unsigned long flags;
u32 val;
+ spin_lock_irqsave(&pctl->lock, flags);
+
/* Mask the IRQ */
val = readl(pctl->membase + ctrl_reg);
writel(val & ~(1 << ctrl_idx), pctl->membase + ctrl_reg);
/* Clear the IRQ */
writel(1 << status_idx, pctl->membase + status_reg);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
}
static void sunxi_pinctrl_irq_mask(struct irq_data *d)
@@ -575,11 +621,16 @@ static void sunxi_pinctrl_irq_mask(struct irq_data *d)
struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
u32 reg = sunxi_irq_ctrl_reg(d->hwirq);
u8 idx = sunxi_irq_ctrl_offset(d->hwirq);
+ unsigned long flags;
u32 val;
+ spin_lock_irqsave(&pctl->lock, flags);
+
/* Mask the IRQ */
val = readl(pctl->membase + reg);
writel(val & ~(1 << idx), pctl->membase + reg);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
}
static void sunxi_pinctrl_irq_unmask(struct irq_data *d)
@@ -588,6 +639,7 @@ static void sunxi_pinctrl_irq_unmask(struct irq_data *d)
struct sunxi_desc_function *func;
u32 reg = sunxi_irq_ctrl_reg(d->hwirq);
u8 idx = sunxi_irq_ctrl_offset(d->hwirq);
+ unsigned long flags;
u32 val;
func = sunxi_pinctrl_desc_find_function_by_pin(pctl,
@@ -597,9 +649,13 @@ static void sunxi_pinctrl_irq_unmask(struct irq_data *d)
/* Change muxing to INT mode */
sunxi_pmx_set(pctl->pctl_dev, pctl->irq_array[d->hwirq], func->muxval);
+ spin_lock_irqsave(&pctl->lock, flags);
+
/* Unmask the IRQ */
val = readl(pctl->membase + reg);
writel(val | (1 << idx), pctl->membase + reg);
+
+ spin_unlock_irqrestore(&pctl->lock, flags);
}
static struct irq_chip sunxi_pinctrl_irq_chip = {
@@ -752,6 +808,8 @@ static int sunxi_pinctrl_probe(struct platform_device *pdev)
return -ENOMEM;
platform_set_drvdata(pdev, pctl);
+ spin_lock_init(&pctl->lock);
+
pctl->membase = of_iomap(node, 0);
if (!pctl->membase)
return -ENOMEM;
diff --git a/drivers/pinctrl/pinctrl-sunxi.h b/drivers/pinctrl/pinctrl-sunxi.h
index d68047d..01c494f 100644
--- a/drivers/pinctrl/pinctrl-sunxi.h
+++ b/drivers/pinctrl/pinctrl-sunxi.h
@@ -14,6 +14,7 @@
#define __PINCTRL_SUNXI_H
#include <linux/kernel.h>
+#include <linux/spinlock.h>
#define PA_BASE 0
#define PB_BASE 32
@@ -407,6 +408,7 @@ struct sunxi_pinctrl {
unsigned ngroups;
int irq;
int irq_array[SUNXI_IRQ_NUMBER];
+ spinlock_t lock;
struct pinctrl_dev *pctl_dev;
};
diff --git a/drivers/pinctrl/sh-pfc/pfc-sh73a0.c b/drivers/pinctrl/sh-pfc/pfc-sh73a0.c
index 7956df5..31f7d0e 100644
--- a/drivers/pinctrl/sh-pfc/pfc-sh73a0.c
+++ b/drivers/pinctrl/sh-pfc/pfc-sh73a0.c
@@ -3785,6 +3785,7 @@ static const struct regulator_desc sh73a0_vccq_mc0_desc = {
static struct regulator_consumer_supply sh73a0_vccq_mc0_consumers[] = {
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+ REGULATOR_SUPPLY("vqmmc", "ee100000.sdhi"),
};
static const struct regulator_init_data sh73a0_vccq_mc0_init_data = {
diff --git a/drivers/pinctrl/sirf/pinctrl-atlas6.c b/drivers/pinctrl/sirf/pinctrl-atlas6.c
index 1fa39a4..867c968 100644
--- a/drivers/pinctrl/sirf/pinctrl-atlas6.c
+++ b/drivers/pinctrl/sirf/pinctrl-atlas6.c
@@ -496,7 +496,7 @@ static const unsigned sdmmc5_pins[] = { 24, 25, 26 };
static const struct sirfsoc_muxmask usp0_muxmask[] = {
{
.group = 1,
- .mask = BIT(19) | BIT(20) | BIT(21) | BIT(22),
+ .mask = BIT(19) | BIT(20) | BIT(21) | BIT(22) | BIT(23),
},
};
@@ -507,8 +507,21 @@ static const struct sirfsoc_padmux usp0_padmux = {
.funcval = 0,
};
-static const unsigned usp0_pins[] = { 51, 52, 53, 54 };
+static const unsigned usp0_pins[] = { 51, 52, 53, 54, 55 };
+static const struct sirfsoc_muxmask usp0_uart_nostreamctrl_muxmask[] = {
+ {
+ .group = 1,
+ .mask = BIT(20) | BIT(21),
+ },
+};
+
+static const struct sirfsoc_padmux usp0_uart_nostreamctrl_padmux = {
+ .muxmask_counts = ARRAY_SIZE(usp0_uart_nostreamctrl_muxmask),
+ .muxmask = usp0_uart_nostreamctrl_muxmask,
+};
+
+static const unsigned usp0_uart_nostreamctrl_pins[] = { 52, 53 };
static const struct sirfsoc_muxmask usp1_muxmask[] = {
{
.group = 0,
@@ -822,6 +835,8 @@ static const struct sirfsoc_pin_group sirfsoc_pin_groups[] = {
SIRFSOC_PIN_GROUP("uart2grp", uart2_pins),
SIRFSOC_PIN_GROUP("uart2_nostreamctrlgrp", uart2_nostreamctrl_pins),
SIRFSOC_PIN_GROUP("usp0grp", usp0_pins),
+ SIRFSOC_PIN_GROUP("usp0_uart_nostreamctrl_grp",
+ usp0_uart_nostreamctrl_pins),
SIRFSOC_PIN_GROUP("usp1grp", usp1_pins),
SIRFSOC_PIN_GROUP("i2c0grp", i2c0_pins),
SIRFSOC_PIN_GROUP("i2c1grp", i2c1_pins),
@@ -862,6 +877,8 @@ static const char * const uart0grp[] = { "uart0grp" };
static const char * const uart1grp[] = { "uart1grp" };
static const char * const uart2grp[] = { "uart2grp" };
static const char * const uart2_nostreamctrlgrp[] = { "uart2_nostreamctrlgrp" };
+static const char * const usp0_uart_nostreamctrl_grp[] = {
+ "usp0_uart_nostreamctrl_grp" };
static const char * const usp0grp[] = { "usp0grp" };
static const char * const usp1grp[] = { "usp1grp" };
static const char * const i2c0grp[] = { "i2c0grp" };
@@ -904,6 +921,9 @@ static const struct sirfsoc_pmx_func sirfsoc_pmx_functions[] = {
SIRFSOC_PMX_FUNCTION("uart2", uart2grp, uart2_padmux),
SIRFSOC_PMX_FUNCTION("uart2_nostreamctrl", uart2_nostreamctrlgrp, uart2_nostreamctrl_padmux),
SIRFSOC_PMX_FUNCTION("usp0", usp0grp, usp0_padmux),
+ SIRFSOC_PMX_FUNCTION("usp0_uart_nostreamctrl",
+ usp0_uart_nostreamctrl_grp,
+ usp0_uart_nostreamctrl_padmux),
SIRFSOC_PMX_FUNCTION("usp1", usp1grp, usp1_padmux),
SIRFSOC_PMX_FUNCTION("i2c0", i2c0grp, i2c0_padmux),
SIRFSOC_PMX_FUNCTION("i2c1", i2c1grp, i2c1_padmux),
generated by cgit v0.10.2 at 2024-09-04 14:32:14 (GMT)