i2c: omap: remove the dtrev

The dtrev is used only for the comments. Remove the same and use
the scheme instead to know if it is version2.

Signed-off-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>

1 files changed, 5 insertions, 7 deletions

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 7c409606f20c..0ca50e71731b 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -192,7 +192,6 @@ struct omap_i2c_dev {
         void                    (*set_mpu_wkup_lat)(struct device *dev,
                                                     long latency);
         u32                     speed;          /* Speed of bus in kHz */
-        u32                     dtrev;          /* extra revision from DT */
         u32                     flags;
         u16                     cmd_err;
         u8                      *buf;
@@ -1075,7 +1074,7 @@ omap_i2c_probe(struct platform_device *pdev)
         int irq;
         int r;
         u32 rev;
-        u16 minor, major;
+        u16 minor, major, scheme;
 
         /* NOTE: driver uses the static register mapping */
         mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -1107,7 +1106,6 @@ omap_i2c_probe(struct platform_device *pdev)
                 u32 freq = 100000; /* default to 100000 Hz */
 
                 pdata = match->data;
-                dev->dtrev = pdata->rev;
                 dev->flags = pdata->flags;
 
                 of_property_read_u32(node, "clock-frequency", &freq);
@@ -1117,7 +1115,6 @@ omap_i2c_probe(struct platform_device *pdev)
                 dev->speed = pdata->clkrate;
                 dev->flags = pdata->flags;
                 dev->set_mpu_wkup_lat = pdata->set_mpu_wkup_lat;
-                dev->dtrev = pdata->rev;
         }
 
         dev->pins = devm_pinctrl_get_select_default(&pdev->dev);
@@ -1156,7 +1153,8 @@ omap_i2c_probe(struct platform_device *pdev)
          */
         rev = __raw_readw(dev->base + 0x04);
 
-        switch (OMAP_I2C_SCHEME(rev)) {
+        scheme = OMAP_I2C_SCHEME(rev);
+        switch (scheme) {
         case OMAP_I2C_SCHEME_0:
                 dev->regs = (u8 *)reg_map_ip_v1;
                 dev->rev = omap_i2c_read_reg(dev, OMAP_I2C_REV_REG);
@@ -1241,8 +1239,8 @@ omap_i2c_probe(struct platform_device *pdev)
                 goto err_unuse_clocks;
         }
 
-        dev_info(dev->dev, "bus %d rev%d.%d.%d at %d kHz\n", adap->nr,
-                 dev->dtrev, major, minor, dev->speed);
+        dev_info(dev->dev, "bus %d rev%d.%d at %d kHz\n", adap->nr,
+                 major, minor, dev->speed);
 
         of_i2c_register_devices(adap);