add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/i2c/busses/i2c-bcm-kona.c
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@@ -722,16 +722,16 @@
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 	}
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 	switch (bus_speed) {
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-	case 100000:
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+	case I2C_MAX_STANDARD_MODE_FREQ:
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 		dev->std_cfg = &std_cfg_table[BCM_SPD_100K];
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 		break;
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-	case 400000:
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+	case I2C_MAX_FAST_MODE_FREQ:
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 		dev->std_cfg = &std_cfg_table[BCM_SPD_400K];
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 		break;
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-	case 1000000:
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+	case I2C_MAX_FAST_MODE_PLUS_FREQ:
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 		dev->std_cfg = &std_cfg_table[BCM_SPD_1MHZ];
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 		break;
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-	case 3400000:
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+	case I2C_MAX_HIGH_SPEED_MODE_FREQ:
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 		/* Send mastercode at 100k */
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 		dev->std_cfg = &std_cfg_table[BCM_SPD_100K];
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 		dev->hs_cfg = &hs_cfg_table[BCM_SPD_3P4MHZ];
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@@ -750,7 +750,6 @@
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 	int rc = 0;
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 	struct bcm_kona_i2c_dev *dev;
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 	struct i2c_adapter *adap;
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-	struct resource *iomem;
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 	/* Allocate memory for private data structure */
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 	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
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@@ -762,8 +761,7 @@
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 	init_completion(&dev->done);
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 	/* Map hardware registers */
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-	iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	dev->base = devm_ioremap_resource(dev->device, iomem);
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+	dev->base = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(dev->base))
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 		return -ENOMEM;
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@@ -823,8 +821,7 @@
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 	/* Get the interrupt number */
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 	dev->irq = platform_get_irq(pdev, 0);
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 	if (dev->irq < 0) {
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-		dev_err(dev->device, "no irq resource\n");
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-		rc = -ENODEV;
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+		rc = dev->irq;
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 		goto probe_disable_clk;
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 	}
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