diff --git a/qiboot/src/cpu/s3c6410/om_3d7k.c b/qiboot/src/cpu/s3c6410/om_3d7k.c
index 814d4d8..fc97705 100644
--- a/qiboot/src/cpu/s3c6410/om_3d7k.c
+++ b/qiboot/src/cpu/s3c6410/om_3d7k.c
@@ -96,6 +96,107 @@ void port_init_om_3d7k(void)
 {
 	int n;
 
+	__REG(HCLK_GATE) =
+		(0 << 31) | /* 3D unit */
+		(1 << 30) | /* reserved */
+		(0 << 29) | /* USB host */
+		(0 << 28) | /* "security subsystem" */
+		(1 << 27) | /* SDMA1 */
+		(1 << 26) | /* SDMA0 */
+		(0 << 25) | /* iROM */
+		(1 << 24) | /* DDR 1 */
+		(1 << 23) | /* reserved */
+		(1 << 22) | /* DMC1 */
+		(1 << 21) | /* SROM / NAND controller / NAND */
+		(0 << 20) | /* USB OTG */
+		(0 << 19) | /* HSMMC 2 */
+		(0 << 18) | /* HSMMC 1 */
+		(1 << 17) | /* HSMMC 0 */
+		(0 << 16) | /* MDP */
+		(0 << 15) | /* direct host */
+		(0 << 14) | /* indirect host */
+		(1 << 13) | /* DMA1 */
+		(1 << 12) | /* DMA0 */
+		(0 << 11) | /* JPEG */
+		(0 << 10) | /* camera */
+		(0 << 9) | /* scaler */
+		(0 << 8) | /* 2D */
+		(0 << 7) | /* TV */
+		(1 << 6) | /* reserved */
+		(0 << 5) | /* POST0 */
+		(0 << 4) | /* rotator */
+		(1 << 3) | /* LCD controller */
+		(1 << 2) | /* TZICs */
+		(1 << 1) | /* VICs */
+		(0 << 0) /* MFC */
+	;
+	__REG(PCLK_GATE) =
+		(0x1f << 28) | /* reserved */
+		(0 << 27) | /* I2C1 */
+		(0 << 26) | /* IIS2 */
+		(1 << 25) | /* reserved */
+		(0 << 24) | /* security key */
+		(1 << 23) | /* chip ID */
+		(0 << 22) | /* SPI1 */
+		(0 << 21) | /* SPI0 */
+		(0 << 20) | /* HSI RX */
+		(0 << 19) | /* HSI TX */
+		(1 << 18) | /* GPIO */
+		(1 << 17) | /* I2C 0 */
+		(1 << 16) | /* IIS1 */
+		(1 << 15) | /* IIS0 */
+		(0 << 14) | /* AC97 */
+		(0 << 13) | /* TZPC */
+		(0 << 12) | /* TS ADC */
+		(0 << 11) | /* keypad */
+		(0 << 10) | /* IRDA */
+		(0 << 9) | /* PCM1 */
+		(0 << 8) | /* PCM0 */
+		(1 << 7) | /* PWM */
+		(0 << 6) | /* RTC */
+		(1 << 5) | /* WDC */
+		(1 << 4) | /* UART3 */
+		(1 << 3) | /* UART2 */
+		(1 << 2) | /* UART1 */
+		(1 << 1) | /* UART0 */
+		(0 << 0)  /* MFC */
+	;
+
+	__REG(SCLK_GATE) =
+		(1 << 31) |
+		(0 << 30) | /* USB Host */
+		(0 << 29) | /* HSMMC2 48MHz */
+		(0 << 28) | /* HSMMC1 48MHz */
+		(0 << 27) | /* HSMMC0 48MHz */
+		(0 << 26) | /* HSMMC2 */
+		(0 << 25) | /* HSMMC1 */
+		(1 << 24) | /* HSMMC0 */
+		(0 << 23) | /* SPI1 - 48MHz */
+		(0 << 22) | /* SPI0 - 48MHz */
+		(0 << 21) | /* SPI1 */
+		(0 << 20) | /* SPI0 */
+		(0 << 19) | /* TV DAC */
+		(0 << 18) | /* TV encoder */
+		(0 << 17) | /* scaler 27 */
+		(0 << 16) | /* scaler */
+		(0 << 15) | /* LCD 27MHz */
+		(1 << 14) | /* LCD */
+		(1 << 13) | /* camera and LCD */
+		(0 << 12) | /* POST0 */
+		(0 << 11) | /* AUDIO2 */
+		(0 << 10) | /* POST0 again */
+		(1 << 9) | /* IIS1 */
+		(1 << 8) | /* IIS0 */
+		(0 << 7) | /* security */
+		(0 << 6) | /* IRDA */
+		(1 << 5) | /* UART */
+		(1 << 4) | /* reserved */
+		(0 << 3) | /* MFC */
+		(0 << 2) | /* Cam */
+		(0 << 1) | /* JPEG */
+		(1 << 0)  /* reserved */
+	;
+
 	/* ---------------------------- Port A ---------------------------- */
 
 	__REG(GPACON) =