diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 17846f4ba9b610b2f952851f75349555eb3b689c..73ec6aec5ed5c60198f25876bd8e21f079ee3ab2 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -178,8 +178,6 @@ endchoice
 
 endmenu
 
-source "drivers/firmware/Kconfig"
-
 source "mm/Kconfig"
 
 config GENERIC_ISA_DMA
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index df5f2b0e0750ebb469c37422162e65bc3d219f8f..a1de06d76de63e8742558f0f20e587e1fcfa3cf6 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -175,7 +175,7 @@ config MOXA_INTELLIO
 
 config MOXA_SMARTIO
 	tristate "Moxa SmartIO support"
-	depends on SERIAL_NONSTANDARD && (BROKEN || !SPARC32)
+	depends on SERIAL_NONSTANDARD
 	help
 	  Say Y here if you have a Moxa SmartIO multiport serial card.
 
@@ -735,7 +735,7 @@ config SGI_IP27_RTC
 
 config GEN_RTC
 	tristate "Generic /dev/rtc emulation"
-	depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32
+	depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32 && !SPARC64
 	---help---
 	  If you say Y here and create a character special file /dev/rtc with
 	  major number 10 and minor number 135 using mknod ("man mknod"), you
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index f022f0944434158f31eb3a9b3f0c9da35abadf1b..d0ef1ae412981d774289575dba2ea8a866975e37 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -63,7 +63,6 @@
 #include <asm/system.h>
 #include <asm/io.h>
 #include <asm/irq.h>
-#include <asm/segment.h>
 #include <asm/bitops.h>
 #include <asm/uaccess.h>
 
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index cd4fe8b1709f67593d47939819c9fd6a37e32ce3..63fff7c1244a29941dba32b1047ad63a31644831 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -938,10 +938,9 @@ static int __init rtc_init(void)
 
 	/*
 	 * XXX Interrupt pin #7 in Espresso is shared between RTC and
-	 * PCI Slot 2 INTA# (and some INTx# in Slot 1). SA_INTERRUPT here
-	 * is asking for trouble with add-on boards. Change to SA_SHIRQ.
+	 * PCI Slot 2 INTA# (and some INTx# in Slot 1).
 	 */
-	if (request_irq(rtc_irq, rtc_interrupt, SA_INTERRUPT, "rtc", (void *)&rtc_port)) {
+	if (request_irq(rtc_irq, rtc_interrupt, SA_SHIRQ, "rtc", (void *)&rtc_port)) {
 		/*
 		 * Standard way for sparc to print irq's is to use
 		 * __irq_itoa(). I think for EBus it's ok to use %d.
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index 0cc879eb1c02e36fa53dc057eff22d25a5f7c7be..5959e6755a8149d4fd440592b2d6ae57fe25b929 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -269,7 +269,10 @@ static void sunsu_stop_tx(struct uart_port *port)
 
 	__stop_tx(up);
 
-	if (up->port.type == PORT_16C950 && tty_stop /*FIXME*/) {
+	/*
+	 * We really want to stop the transmitter from sending.
+	 */
+	if (up->port.type == PORT_16C950) {
 		up->acr |= UART_ACR_TXDIS;
 		serial_icr_write(up, UART_ACR, up->acr);
 	}
@@ -283,10 +286,11 @@ static void sunsu_start_tx(struct uart_port *port)
 		up->ier |= UART_IER_THRI;
 		serial_out(up, UART_IER, up->ier);
 	}
+
 	/*
-	 * We only do this from uart_start
+	 * Re-enable the transmitter if we disabled it.
 	 */
-	if (tty_start && up->port.type == PORT_16C950 /*FIXME*/) {
+	if (up->port.type == PORT_16C950 && up->acr & UART_ACR_TXDIS) {
 		up->acr &= ~UART_ACR_TXDIS;
 		serial_icr_write(up, UART_ACR, up->acr);
 	}