diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c
index 7558eff..c0c95fb 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -1422,8 +1422,8 @@
 		return 1;
 
 	for (i = 1; i <= loops; i++) {
-		const unsigned int effective_div = max(min(input_rate / i /
-							target_rate, cap), 1);
+		const unsigned int effective_div =
+			max(min(input_rate / i / target_rate, cap), 1U);
 		const unsigned int effective_rate = input_rate / i /
 							effective_div;
 		const int error = target_rate - effective_rate;
diff --git a/arch/arm/cpu/armv7/exynos/spl_boot.c b/arch/arm/cpu/armv7/exynos/spl_boot.c
index 658e4cb..ae3ad01 100644
--- a/arch/arm/cpu/armv7/exynos/spl_boot.c
+++ b/arch/arm/cpu/armv7/exynos/spl_boot.c
@@ -151,7 +151,7 @@
 	}
 
 	for (upto = 0, i = 0; upto < uboot_size; upto += todo, i++) {
-		todo = min(uboot_size - upto, (1 << 15));
+		todo = min(uboot_size - upto, (unsigned int)(1 << 15));
 		spi_rx_tx(regs, todo, (void *)(uboot_addr),
 			  (void *)(SPI_FLASH_UBOOT_POS), i);
 	}
diff --git a/arch/arm/cpu/armv7/tegra20/display.c b/arch/arm/cpu/armv7/tegra20/display.c
index d98cec9..61efed6 100644
--- a/arch/arm/cpu/armv7/tegra20/display.c
+++ b/arch/arm/cpu/armv7/tegra20/display.c
@@ -45,8 +45,8 @@
 	writel(0, &dc->win.h_initial_dda);
 	writel(0, &dc->win.v_initial_dda);
 
-	h_dda = (win->w * 0x1000) / max(win->out_w - 1, 1);
-	v_dda = (win->h * 0x1000) / max(win->out_h - 1, 1);
+	h_dda = (win->w * 0x1000) / max(win->out_w - 1, 1U);
+	v_dda = (win->h * 0x1000) / max(win->out_h - 1, 1U);
 
 	val = h_dda << H_DDA_INC_SHIFT;
 	val |= v_dda << V_DDA_INC_SHIFT;