diff -Nru coreboot-v2-3261/src/southbridge/amd/cs5536/chip.h coreboot-v2-3261-lx-speaker/src/southbridge/amd/cs5536/chip.h
--- coreboot-v2-3261/src/southbridge/amd/cs5536/chip.h	2008-01-18 15:35:56.000000000 +0500
+++ coreboot-v2-3261-lx-speaker/src/southbridge/amd/cs5536/chip.h	2008-04-25 11:09:02.000000000 +0600
@@ -39,6 +39,7 @@
 	unsigned char com2_enable;	/* enable COM2 */
 	unsigned int com2_address;	/* e.g. 0x2F8 */
 	unsigned int com2_irq;	/* e.g. 3 */
+	unsigned char speaker_enable;	/* enable speaker */
 	unsigned int unwanted_vpci[MAX_UNWANTED_VPCI];	/* the following allow you to disable unwanted virtualized PCI devices */
 
 };
diff -Nru coreboot-v2-3261/src/southbridge/amd/cs5536/cs5536.c coreboot-v2-3261-lx-speaker/src/southbridge/amd/cs5536/cs5536.c
--- coreboot-v2-3261/src/southbridge/amd/cs5536/cs5536.c	2008-01-18 20:08:58.000000000 +0500
+++ coreboot-v2-3261-lx-speaker/src/southbridge/amd/cs5536/cs5536.c	2008-04-25 11:09:02.000000000 +0600
@@ -248,6 +248,26 @@
 	isa_dma_init();
 }
 
+static void cs5536_enable_speaker(struct southbridge_amd_cs5536_config *sb)
+{
+	uint32_t gpio_addr;
+	device_t dev;
+
+	dev = dev_find_device(PCI_VENDOR_ID_AMD, 
+			PCI_DEVICE_ID_AMD_CS5536_ISA, 0);
+	gpio_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_1);
+	gpio_addr &= ~1;	/* clear IO bit */
+
+	if (sb->speaker_enable) {
+
+		/* GPIO1 - BEEP */
+		/* Set: Output Enable  (0x4) */
+		outl(GPIOL_1_SET, gpio_addr + GPIOL_OUTPUT_ENABLE);
+		/* Set: OUTAUX1 Select (0x10) */
+		outl(GPIOL_1_SET, gpio_addr + GPIOL_OUT_AUX1_SELECT);
+	}
+}
+
 static void uarts_init(struct southbridge_amd_cs5536_config *sb)
 {
 	msr_t msr;
@@ -580,6 +600,7 @@
 	setup_i8259();
 	lpc_init(sb);
 	uarts_init(sb);
+	cs5536_enable_speaker(sb);
 
 	if (sb->enable_gpio_int_route) {
 		vrWrite((VRC_MISCELLANEOUS << 8) + PCI_INT_AB,
