diff --git a/src/add-ons/accelerants/radeon_hd/mode.cpp b/src/add-ons/accelerants/radeon_hd/mode.cpp
index 409287fd8b..82663a4ae0 100644
--- a/src/add-ons/accelerants/radeon_hd/mode.cpp
+++ b/src/add-ons/accelerants/radeon_hd/mode.cpp
@@ -147,10 +147,7 @@ CardBlankSet(int crtNumber, bool blank)
 	}
 
 	write32(blackColorReg, 0);
-	if (blank == true)
-		write32AtMask(blankControlReg, 0x00000100, 0x00000100);
-	else
-		write32AtMask(blankControlReg, 0, 0x00000100);
+	write32AtMask(blankControlReg, blank ? 0x00000100 : 0, 0x00000100);
 }
 
 
diff --git a/src/add-ons/kernel/drivers/graphics/radeon_hd/driver.cpp b/src/add-ons/kernel/drivers/graphics/radeon_hd/driver.cpp
index 2512f5bbbb..7ca9d513ec 100644
--- a/src/add-ons/kernel/drivers/graphics/radeon_hd/driver.cpp
+++ b/src/add-ons/kernel/drivers/graphics/radeon_hd/driver.cpp
@@ -86,6 +86,7 @@ const struct supported_device {
 	// R800 series (HD54xx - HD59xx)
 	// Codename: Evergreen
 	{0x68f9, RADEON_R800 | 0x0, "Radeon HD 5450"},	/*RV8XX*/
+	{0x68e0, RADEON_R800 | 0x0, "Radeon HD 5470"},	/*RV8XX*/
 	{0x68da, RADEON_R800 | 0x0, "Radeon HD 5500"},	/*RV8XX*/
 	{0x68d9, RADEON_R800 | 0x0, "Radeon HD 5570"},	/*RV8XX*/
 	{0x68b9, RADEON_R800 | 0x0, "Radeon HD 5600"},	/*RV8XX*/