修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/i2c/busses/i2c-xlp9xx.c
..
..
@@ -71,8 +71,6 @@
71
71
 #define XLP9XX_I2C_SLAVEADDR_ADDR_SHIFT		1
72
72
 
73
73
 #define XLP9XX_I2C_IP_CLK_FREQ		133000000UL
74
-#define XLP9XX_I2C_DEFAULT_FREQ		100000
75
-#define XLP9XX_I2C_HIGH_FREQ		400000
76
74
 #define XLP9XX_I2C_FIFO_SIZE		0x80U
77
75
 #define XLP9XX_I2C_TIMEOUT_MS		1000
78
76
 #define XLP9XX_I2C_BUSY_TIMEOUT		50
..
..
@@ -476,12 +474,12 @@
476
474
 
477
475
 	err = device_property_read_u32(&pdev->dev, "clock-frequency", &freq);
478
476
 	if (err) {
479
-		freq = XLP9XX_I2C_DEFAULT_FREQ;
477
+		freq = I2C_MAX_STANDARD_MODE_FREQ;
480
478
 		dev_dbg(&pdev->dev, "using default frequency %u\n", freq);
481
-	} else if (freq == 0 || freq > XLP9XX_I2C_HIGH_FREQ) {
479
+	} else if (freq == 0 || freq > I2C_MAX_FAST_MODE_FREQ) {
482
480
 		dev_warn(&pdev->dev, "invalid frequency %u, using default\n",
483
481
 			 freq);
484
-		freq = XLP9XX_I2C_DEFAULT_FREQ;
482
+		freq = I2C_MAX_STANDARD_MODE_FREQ;
485
483
 	}
486
484
 	priv->clk_hz = freq;
487
485
 
..
..
@@ -491,12 +489,16 @@
491
489
 static int xlp9xx_i2c_smbus_setup(struct xlp9xx_i2c_dev *priv,
492
490
 				  struct platform_device *pdev)
493
491
 {
492
+	struct i2c_client *ara;
493
+
494
494
 	if (!priv->alert_data.irq)
495
495
 		return -EINVAL;
496
496
 
497
-	priv->ara = i2c_setup_smbus_alert(&priv->adapter, &priv->alert_data);
498
-	if (!priv->ara)
499
-		return -ENODEV;
497
+	ara = i2c_new_smbus_alert_device(&priv->adapter, &priv->alert_data);
498
+	if (IS_ERR(ara))
499
+		return PTR_ERR(ara);
500
+
501
+	priv->ara = ara;
500
502
 
501
503
 	return 0;
502
504
 }
..
..
@@ -504,23 +506,19 @@
504
506
 static int xlp9xx_i2c_probe(struct platform_device *pdev)
505
507
 {
506
508
 	struct xlp9xx_i2c_dev *priv;
507
-	struct resource *res;
508
509
 	int err = 0;
509
510
 
510
511
 	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
511
512
 	if (!priv)
512
513
 		return -ENOMEM;
513
514
 
514
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
515
-	priv->base = devm_ioremap_resource(&pdev->dev, res);
515
+	priv->base = devm_platform_ioremap_resource(pdev, 0);
516
516
 	if (IS_ERR(priv->base))
517
517
 		return PTR_ERR(priv->base);
518
518
 
519
519
 	priv->irq = platform_get_irq(pdev, 0);
520
-	if (priv->irq <= 0) {
521
-		dev_err(&pdev->dev, "invalid irq!\n");
520
+	if (priv->irq < 0)
522
521
 		return priv->irq;
523
-	}
524
522
 	/* SMBAlert irq */
525
523
 	priv->alert_data.irq = platform_get_irq(pdev, 1);
526
524
 	if (priv->alert_data.irq <= 0)