Merge branch 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare…

…-2.6 * 'i2c-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: i2c-tiny-usb: New VID/PID pair i2c-davinci: Fix lost interrupt i2c-ibm_iic: Fast mode parm desc fixup
git-mirror · Apr 11, 2008 · 099ce8f · 099ce8f
2 parents 90768c0 + fa16eef
commit 099ce8f
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Showing 3 changed files with 15 additions and 16 deletions.
diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
@@ -382,9 +382,8 @@ static irqreturn_t i2c_davinci_isr(int this_irq, void *dev_id)
 			break;
 
 		case DAVINCI_I2C_IVR_ARDY:
-			w = davinci_i2c_read_reg(dev, DAVINCI_I2C_STR_REG);
-			MOD_REG_BIT(w, DAVINCI_I2C_STR_ARDY, 1);
-			davinci_i2c_write_reg(dev, DAVINCI_I2C_STR_REG, w);
+			davinci_i2c_write_reg(dev,
+				DAVINCI_I2C_STR_REG, DAVINCI_I2C_STR_ARDY);
 			complete(&dev->cmd_complete);
 			break;
 
@@ -397,12 +396,9 @@ static irqreturn_t i2c_davinci_isr(int this_irq, void *dev_id)
 				if (dev->buf_len)
 					continue;
 
-				w = davinci_i2c_read_reg(dev,
-							 DAVINCI_I2C_STR_REG);
-				MOD_REG_BIT(w, DAVINCI_I2C_IMR_RRDY, 0);
 				davinci_i2c_write_reg(dev,
-						      DAVINCI_I2C_STR_REG,
-						      w);
+					DAVINCI_I2C_STR_REG,
+					DAVINCI_I2C_IMR_RRDY);
 			} else
 				dev_err(dev->dev, "RDR IRQ while no "
 					"data requested\n");
@@ -428,9 +424,8 @@ static irqreturn_t i2c_davinci_isr(int this_irq, void *dev_id)
 			break;
 
 		case DAVINCI_I2C_IVR_SCD:
-			w = davinci_i2c_read_reg(dev, DAVINCI_I2C_STR_REG);
-			MOD_REG_BIT(w, DAVINCI_I2C_STR_SCD, 1);
-			davinci_i2c_write_reg(dev, DAVINCI_I2C_STR_REG, w);
+			davinci_i2c_write_reg(dev,
+				DAVINCI_I2C_STR_REG, DAVINCI_I2C_STR_SCD);
 			complete(&dev->cmd_complete);
 			break;
 

diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c
@@ -55,7 +55,7 @@ MODULE_PARM_DESC(iic_force_poll, "Force polling mode");
 
 static int iic_force_fast;
 module_param(iic_force_fast, bool, 0);
-MODULE_PARM_DESC(iic_fast_poll, "Force fast mode (400 kHz)");
+MODULE_PARM_DESC(iic_force_fast, "Force fast mode (400 kHz)");
 
 #define DBG_LEVEL 0
 

diff --git a/drivers/i2c/busses/i2c-tiny-usb.c b/drivers/i2c/busses/i2c-tiny-usb.c
@@ -131,11 +131,15 @@ static const struct i2c_algorithm usb_algorithm = {
 
 /* ----- begin of usb layer ---------------------------------------------- */
 
-/* The usb i2c interface uses a vid/pid pair donated by */
-/* Future Technology Devices International Ltd. */
+/*
+ * Initially the usb i2c interface uses a vid/pid pair donated by
+ * Future Technology Devices International Ltd., later a pair was
+ * bought from EZPrototypes
+ */
 static struct usb_device_id i2c_tiny_usb_table [] = {
-	{ USB_DEVICE(0x0403, 0xc631) },
-	{ }			/* Terminating entry */
+	{ USB_DEVICE(0x0403, 0xc631) },   /* FTDI */
+	{ USB_DEVICE(0x1c40, 0x0534) },   /* EZPrototypes */
+	{ }                               /* Terminating entry */
 };
 
 MODULE_DEVICE_TABLE(usb, i2c_tiny_usb_table);