i.MX31: Fix bad printf format specifiers

We should use printf format specifier "%u" instead of "%d" for
argument of type "unsigned int".

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Alex Chen <alex.chen@huawei.com>
Message-id: 20201126111109.112238-3-alex.chen@huawei.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/hw/misc/imx31_ccm.c b/hw/misc/imx31_ccm.c
index 6e24682..ad30a4b 100644
--- a/hw/misc/imx31_ccm.c
+++ b/hw/misc/imx31_ccm.c
@@ -89,7 +89,7 @@
     case IMX31_CCM_PDR2_REG:
         return "PDR2";
     default:
-        sprintf(unknown, "[%d ?]", reg);
+        sprintf(unknown, "[%u ?]", reg);
         return unknown;
     }
 }
@@ -120,7 +120,7 @@
         freq = CKIH_FREQ;
     }
 
-    DPRINTF("freq = %d\n", freq);
+    DPRINTF("freq = %u\n", freq);
 
     return freq;
 }
@@ -133,7 +133,7 @@
     freq = imx_ccm_calc_pll(s->reg[IMX31_CCM_MPCTL_REG],
                             imx31_ccm_get_pll_ref_clk(dev));
 
-    DPRINTF("freq = %d\n", freq);
+    DPRINTF("freq = %u\n", freq);
 
     return freq;
 }
@@ -150,7 +150,7 @@
         freq = imx31_ccm_get_mpll_clk(dev);
     }
 
-    DPRINTF("freq = %d\n", freq);
+    DPRINTF("freq = %u\n", freq);
 
     return freq;
 }
@@ -163,7 +163,7 @@
     freq = imx31_ccm_get_mcu_main_clk(dev)
            / (1 + EXTRACT(s->reg[IMX31_CCM_PDR0_REG], MAX));
 
-    DPRINTF("freq = %d\n", freq);
+    DPRINTF("freq = %u\n", freq);
 
     return freq;
 }
@@ -176,7 +176,7 @@
     freq = imx31_ccm_get_hclk_clk(dev)
            / (1 + EXTRACT(s->reg[IMX31_CCM_PDR0_REG], IPG));
 
-    DPRINTF("freq = %d\n", freq);
+    DPRINTF("freq = %u\n", freq);
 
     return freq;
 }
@@ -201,7 +201,7 @@
         break;
     }
 
-    DPRINTF("Clock = %d) = %d\n", clock, freq);
+    DPRINTF("Clock = %d) = %u\n", clock, freq);
 
     return freq;
 }