Merge tag 'v5.15.24' into dev-5.15

This is the 5.15.24 stable release

Signed-off-by: Joel Stanley <joel@jms.id.au>

3 files changed, 55 insertions, 40 deletions

diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
index cc39c0e18b47..cb339299adf9 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -1263,16 +1263,18 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
 				     sizeof(*girq->parents),
 				     GFP_KERNEL);
 	if (!girq->parents) {
-		pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range);
-		return -ENOMEM;
+		err = -ENOMEM;
+		goto out_remove;
 	}
 
 	if (is_7211) {
 		pc->wake_irq = devm_kcalloc(dev, BCM2835_NUM_IRQS,
 					    sizeof(*pc->wake_irq),
 					    GFP_KERNEL);
-		if (!pc->wake_irq)
-			return -ENOMEM;
+		if (!pc->wake_irq) {
+			err = -ENOMEM;
+			goto out_remove;
+		}
 	}
 
 	/*
@@ -1300,8 +1302,10 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
 
 		len = strlen(dev_name(pc->dev)) + 16;
 		name = devm_kzalloc(pc->dev, len, GFP_KERNEL);
-		if (!name)
-			return -ENOMEM;
+		if (!name) {
+			err = -ENOMEM;
+			goto out_remove;
+		}
 
 		snprintf(name, len, "%s:bank%d", dev_name(pc->dev), i);
 
@@ -1320,11 +1324,14 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
 	err = gpiochip_add_data(&pc->gpio_chip, pc);
 	if (err) {
 		dev_err(dev, "could not add GPIO chip\n");
-		pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range);
-		return err;
+		goto out_remove;
 	}
 
 	return 0;
+
+out_remove:
+	pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range);
+	return err;
 }
 
 static struct platform_driver bcm2835_pinctrl_driver = {
diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c
index 85750974d182..826d494f3cc6 100644
--- a/drivers/pinctrl/intel/pinctrl-intel.c
+++ b/drivers/pinctrl/intel/pinctrl-intel.c
@@ -451,8 +451,8 @@ static void intel_gpio_set_gpio_mode(void __iomem *padcfg0)
 	value &= ~PADCFG0_PMODE_MASK;
 	value |= PADCFG0_PMODE_GPIO;
 
-	/* Disable input and output buffers */
-	value |= PADCFG0_GPIORXDIS;
+	/* Disable TX buffer and enable RX (this will be input) */
+	value &= ~PADCFG0_GPIORXDIS;
 	value |= PADCFG0_GPIOTXDIS;
 
 	/* Disable SCI/SMI/NMI generation */
@@ -497,9 +497,6 @@ static int intel_gpio_request_enable(struct pinctrl_dev *pctldev,
 
 	intel_gpio_set_gpio_mode(padcfg0);
 
-	/* Disable TX buffer and enable RX (this will be input) */
-	__intel_gpio_set_direction(padcfg0, true);
-
 	raw_spin_unlock_irqrestore(&pctrl->lock, flags);
 
 	return 0;
@@ -1115,9 +1112,6 @@ static int intel_gpio_irq_type(struct irq_data *d, unsigned int type)
 
 	intel_gpio_set_gpio_mode(reg);
 
-	/* Disable TX buffer and enable RX (this will be input) */
-	__intel_gpio_set_direction(reg, true);
-
 	value = readl(reg);
 
 	value &= ~(PADCFG0_RXEVCFG_MASK | PADCFG0_RXINV);
@@ -1216,6 +1210,39 @@ static irqreturn_t intel_gpio_irq(int irq, void *data)
 	return IRQ_RETVAL(ret);
 }
 
+static void intel_gpio_irq_init(struct intel_pinctrl *pctrl)
+{
+	int i;
+
+	for (i = 0; i < pctrl->ncommunities; i++) {
+		const struct intel_community *community;
+		void __iomem *base;
+		unsigned int gpp;
+
+		community = &pctrl->communities[i];
+		base = community->regs;
+
+		for (gpp = 0; gpp < community->ngpps; gpp++) {
+			/* Mask and clear all interrupts */
+			writel(0, base + community->ie_offset + gpp * 4);
+			writel(0xffff, base + community->is_offset + gpp * 4);
+		}
+	}
+}
+
+static int intel_gpio_irq_init_hw(struct gpio_chip *gc)
+{
+	struct intel_pinctrl *pctrl = gpiochip_get_data(gc);
+
+	/*
+	 * Make sure the interrupt lines are in a proper state before
+	 * further configuration.
+	 */
+	intel_gpio_irq_init(pctrl);
+
+	return 0;
+}
+
 static int intel_gpio_add_community_ranges(struct intel_pinctrl *pctrl,
 				const struct intel_community *community)
 {
@@ -1320,6 +1347,7 @@ static int intel_gpio_probe(struct intel_pinctrl *pctrl, int irq)
 	girq->num_parents = 0;
 	girq->default_type = IRQ_TYPE_NONE;
 	girq->handler = handle_bad_irq;
+	girq->init_hw = intel_gpio_irq_init_hw;
 
 	ret = devm_gpiochip_add_data(pctrl->dev, &pctrl->chip, pctrl);
 	if (ret) {
@@ -1695,26 +1723,6 @@ int intel_pinctrl_suspend_noirq(struct device *dev)
 }
 EXPORT_SYMBOL_GPL(intel_pinctrl_suspend_noirq);
 
-static void intel_gpio_irq_init(struct intel_pinctrl *pctrl)
-{
-	size_t i;
-
-	for (i = 0; i < pctrl->ncommunities; i++) {
-		const struct intel_community *community;
-		void __iomem *base;
-		unsigned int gpp;
-
-		community = &pctrl->communities[i];
-		base = community->regs;
-
-		for (gpp = 0; gpp < community->ngpps; gpp++) {
-			/* Mask and clear all interrupts */
-			writel(0, base + community->ie_offset + gpp * 4);
-			writel(0xffff, base + community->is_offset + gpp * 4);
-		}
-	}
-}
-
 static bool intel_gpio_update_reg(void __iomem *reg, u32 mask, u32 value)
 {
 	u32 curr, updated;
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c
index ce1917e230f4..152b71226a80 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616.c
@@ -363,16 +363,16 @@ static const struct sunxi_desc_pin h616_pins[] = {
 		  SUNXI_FUNCTION(0x0, "gpio_in"),
 		  SUNXI_FUNCTION(0x1, "gpio_out"),
 		  SUNXI_FUNCTION(0x2, "uart2"),		/* CTS */
-		  SUNXI_FUNCTION(0x3, "i2s3"),	/* DO0 */
+		  SUNXI_FUNCTION(0x3, "i2s3_dout0"),	/* DO0 */
 		  SUNXI_FUNCTION(0x4, "spi1"),		/* MISO */
-		  SUNXI_FUNCTION(0x5, "i2s3"),	/* DI1 */
+		  SUNXI_FUNCTION(0x5, "i2s3_din1"),	/* DI1 */
 		  SUNXI_FUNCTION_IRQ_BANK(0x6, 6, 8)),	/* PH_EINT8 */
 	SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 9),
 		  SUNXI_FUNCTION(0x0, "gpio_in"),
 		  SUNXI_FUNCTION(0x1, "gpio_out"),
-		  SUNXI_FUNCTION(0x3, "i2s3"),	/* DI0 */
+		  SUNXI_FUNCTION(0x3, "i2s3_din0"),	/* DI0 */
 		  SUNXI_FUNCTION(0x4, "spi1"),		/* CS1 */
-		  SUNXI_FUNCTION(0x3, "i2s3"),	/* DO1 */
+		  SUNXI_FUNCTION(0x5, "i2s3_dout1"),	/* DO1 */
 		  SUNXI_FUNCTION_IRQ_BANK(0x6, 6, 9)),	/* PH_EINT9 */
 	SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 10),
 		  SUNXI_FUNCTION(0x0, "gpio_in"),