arm: Remove support for s3c4510

This stuff has been rotting in the tree for a year now. Remove it.

Signed-off-by: Marek Vasut <marex@denx.de>

11 files changed, 2 insertions, 876 deletions

diff --git a/CREDITS b/CREDITS
index fa9a14e..7c1458f 100644
--- a/CREDITS
+++ b/CREDITS
@@ -79,11 +79,6 @@ N: Oliver Brown
 E: obrown@adventnetworks.com
 D: Port to the gw8260 board
 
-N: Curt Brune
-E: curt@cucy.com
-D: Added support for Samsung S3C4510B CPU (ARM7tdmi based SoC)
-W: http://www.cucy.com
-
 N: Jonathan De Bruyne
 E: jonathan.debruyne@siemens.atea.be
 D: Port to Siemens IAD210 board
diff --git a/arch/arm/cpu/arm720t/cpu.c b/arch/arm/cpu/arm720t/cpu.c
index e25f6f2..864720f 100644
--- a/arch/arm/cpu/arm720t/cpu.c
+++ b/arch/arm/cpu/arm720t/cpu.c
@@ -46,7 +46,7 @@ int cleanup_before_linux (void)
 	 * and we set the CPU-speed to 73 MHz - see start.S for details
 	 */
 
-#if defined(CONFIG_NETARM) || defined(CONFIG_S3C4510B)
+#if defined(CONFIG_NETARM)
 	disable_interrupts ();
 	/* Nothing more needed */
 #elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
diff --git a/arch/arm/cpu/arm720t/interrupts.c b/arch/arm/cpu/arm720t/interrupts.c
index 5b21cc3..e3b59fe 100644
--- a/arch/arm/cpu/arm720t/interrupts.c
+++ b/arch/arm/cpu/arm720t/interrupts.c
@@ -45,28 +45,10 @@
 #define READ_TIMER (TM2STAT & NETARM_GEN_TSTAT_CTC_MASK)
 #endif
 
-#ifdef CONFIG_S3C4510B
-/* require interrupts for the S3C4510B */
-# ifndef CONFIG_USE_IRQ
-#  error CONFIG_USE_IRQ _must_ be defined when using CONFIG_S3C4510B
-# else
-static struct _irq_handler IRQ_HANDLER[N_IRQS];
-# endif
-#endif	/* CONFIG_S3C4510B */
-
 #ifdef CONFIG_USE_IRQ
 void do_irq (struct pt_regs *pt_regs)
 {
-#if defined(CONFIG_S3C4510B)
-	unsigned int pending;
-
-	while ( (pending = GET_REG( REG_INTOFFSET)) != 0x54) {  /* sentinal value for no pending interrutps */
-		IRQ_HANDLER[pending>>2].m_func( IRQ_HANDLER[pending>>2].m_data);
-
-		/* clear pending interrupt */
-		PUT_REG( REG_INTPEND, (1<<(pending>>2)));
-	}
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
+#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No do_irq() for IntegratorAP/CM720T as yet */
 #else
 #error do_irq() not defined for this CPU type
@@ -74,23 +56,6 @@ void do_irq (struct pt_regs *pt_regs)
 }
 #endif
 
-#ifdef CONFIG_S3C4510B
-static void default_isr( void *data) {
-	printf ("default_isr():  called for IRQ %d\n", (int)data);
-}
-
-static void timer_isr( void *data) {
-	unsigned int *pTime = (unsigned int *)data;
-
-	(*pTime)++;
-	if ( !(*pTime % (CONFIG_SYS_HZ/4))) {
-		/* toggle LED 0 */
-		PUT_REG( REG_IOPDATA, GET_REG(REG_IOPDATA) ^ 0x1);
-	}
-
-}
-#endif
-
 #if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* Use IntegratorAP routines in board/integratorap.c */
 #else
@@ -98,32 +63,6 @@ static void timer_isr( void *data) {
 static ulong timestamp;
 static ulong lastdec;
 
-#if defined(CONFIG_USE_IRQ) && defined(CONFIG_S3C4510B)
-int arch_interrupt_init (void)
-{
-	int i;
-
-	/* install default interrupt handlers */
-	for ( i = 0; i < N_IRQS; i++) {
-		IRQ_HANDLER[i].m_data = (void *)i;
-		IRQ_HANDLER[i].m_func = default_isr;
-	}
-
-	/* configure interrupts for IRQ mode */
-	PUT_REG( REG_INTMODE, 0x0);
-	/* clear any pending interrupts */
-	PUT_REG( REG_INTPEND, 0x1FFFFF);
-
-	lastdec = 0;
-
-	/* install interrupt handler for timer */
-	IRQ_HANDLER[INT_TIMER0].m_data = (void *)&timestamp;
-	IRQ_HANDLER[INT_TIMER0].m_func = timer_isr;
-
-	return 0;
-}
-#endif
-
 int timer_init (void)
 {
 #if defined(CONFIG_NETARM)
@@ -137,29 +76,6 @@ int timer_init (void)
 
 	/* set timer 2 counter */
 	lastdec = TIMER_LOAD_VAL;
-#elif defined(CONFIG_S3C4510B)
-	/* configure free running timer 0 */
-	PUT_REG( REG_TMOD, 0x0);
-	/* Stop timer 0 */
-	CLR_REG( REG_TMOD, TM0_RUN);
-
-	/* Configure for interval mode */
-	CLR_REG( REG_TMOD, TM1_TOGGLE);
-
-	/*
-	 * Load Timer data register with count down value.
-	 * count_down_val = CONFIG_SYS_SYS_CLK_FREQ/CONFIG_SYS_HZ
-	 */
-	PUT_REG( REG_TDATA0, (CONFIG_SYS_SYS_CLK_FREQ / CONFIG_SYS_HZ));
-
-	/*
-	 * Enable global interrupt
-	 * Enable timer0 interrupt
-	 */
-	CLR_REG( REG_INTMASK, ((1<<INT_GLOBAL) | (1<<INT_TIMER0)));
-
-	/* Start timer */
-	SET_REG( REG_TMOD, TM0_RUN);
 #elif defined(CONFIG_TEGRA)
 	/* No timer routines for tegra as yet */
 	lastdec = 0;
@@ -237,26 +153,6 @@ void udelay_masked (unsigned long usec)
 	} while (diff >= 0);
 }
 
-#elif defined(CONFIG_S3C4510B)
-
-ulong get_timer (ulong base)
-{
-	return timestamp - base;
-}
-
-void __udelay (unsigned long usec)
-{
-	u32 ticks;
-
-	ticks = (usec * CONFIG_SYS_HZ) / 1000000;
-
-	ticks += get_timer (0);
-
-	while (get_timer (0) < ticks)
-		/*NOP*/;
-
-}
-
 #elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No timer routines for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
diff --git a/arch/arm/cpu/arm720t/s3c4510b/Makefile b/arch/arm/cpu/arm720t/s3c4510b/Makefile
deleted file mode 100644
index 5c6df08..0000000
--- a/arch/arm/cpu/arm720t/s3c4510b/Makefile
+++ /dev/null
@@ -1,45 +0,0 @@
-#
-# (C) Copyright 2000-2008
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB	= $(obj)lib$(SOC).o
-
-COBJS-y	+= cache.o
-
-SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
-OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS-y))
-
-all:	$(obj).depend $(LIB)
-
-$(LIB):	$(OBJS)
-	$(call cmd_link_o_target, $(OBJS))
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/arch/arm/cpu/arm720t/s3c4510b/cache.c b/arch/arm/cpu/arm720t/s3c4510b/cache.c
deleted file mode 100644
index 104d287..0000000
--- a/arch/arm/cpu/arm720t/s3c4510b/cache.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/hardware.h>
-
-void icache_enable (void)
-{
-	s32 i;
-
-	/* disable all cache bits */
-	CLR_REG( REG_SYSCFG, 0x3F);
-
-	/* 8KB cache, write enable */
-	SET_REG( REG_SYSCFG, CACHE_WRITE_BUFF | CACHE_MODE_01);
-
-	/* clear TAG RAM bits */
-	for ( i = 0; i < 256; i++)
-	  PUT_REG( CACHE_TAG_RAM + 4*i, 0x00000000);
-
-	/* clear SET0 RAM */
-	for(i=0; i < 1024; i++)
-	  PUT_REG( CACHE_SET0_RAM + 4*i, 0x00000000);
-
-	/* clear SET1 RAM */
-	for(i=0; i < 1024; i++)
-	  PUT_REG( CACHE_SET1_RAM + 4*i, 0x00000000);
-
-	/* enable cache */
-	SET_REG( REG_SYSCFG, CACHE_ENABLE);
-
-}
-
-void icache_disable (void)
-{
-	/* disable all cache bits */
-	CLR_REG( REG_SYSCFG, 0x3F);
-}
-
-int icache_status (void)
-{
-	return GET_REG( REG_SYSCFG) & CACHE_ENABLE;
-}
-
-void dcache_enable (void)
-{
-	/* we don't have seperate instruction/data caches */
-	icache_enable();
-}
-
-void dcache_disable (void)
-{
-	/* we don't have seperate instruction/data caches */
-	icache_disable();
-}
-
-int dcache_status (void)
-{
-	/* we don't have seperate instruction/data caches */
-	return icache_status();
-}
diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index 0daf848..3a90e0d 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -335,22 +335,6 @@ cpu_init_crit:
 	ldr	r0, =NETARM_GEN_MODULE_BASE
 	str	r1, [r0, #+NETARM_GEN_INTR_ENABLE]
 
-#elif defined(CONFIG_S3C4510B)
-
-	/*
-	 * Mask off all IRQ sources
-	 */
-	ldr	r1, =REG_INTMASK
-	ldr	r0, =0x3FFFFF
-	str	r0, [r1]
-
-	/*
-	 * Disable Cache
-	 */
-	ldr r0, =REG_SYSCFG
-	ldr r1, =0x83ffffa0	/* cache-disabled  */
-	str r1, [r0]
-
 #elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No specific initialisation for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
@@ -569,9 +553,6 @@ reset_cpu:
 	ldr	r1, =NETARM_GEN_SW_SVC_RESETB
 	str	r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
 	mov	pc, r0
-#elif defined(CONFIG_S3C4510B)
-/* Nothing done here as reseting the CPU is board specific, depending
- * on external peripherals such as watchdog timers, etc. */
 #elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No specific reset actions for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
diff --git a/arch/arm/include/asm/arch-s3c4510b/hardware.h b/arch/arm/include/asm/arch-s3c4510b/hardware.h
deleted file mode 100644
index 6b8c8ed..0000000
--- a/arch/arm/include/asm/arch-s3c4510b/hardware.h
+++ /dev/null
@@ -1,272 +0,0 @@
-#ifndef __HW_S3C4510_H
-#define __HW_S3C4510_H
-
-/*
- * Copyright (c) 2004	Cucy Systems (http://www.cucy.com)
- * Curt Brune <curt@cucy.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * Description:   Samsung S3C4510B register layout
- */
-
-/*------------------------------------------------------------------------
- *	  ASIC Address Definition
- *----------------------------------------------------------------------*/
-
-/* L1 8KB on chip SRAM base address */
-#define SRAM_BASE       (0x03fe0000)
-
-/* Special Register Start Address After System Reset */
-#define REG_BASE	(0x03ff0000)
-#define SPSTR		(REG_BASE)
-
-/* *********************** */
-/* System Manager Register */
-/* *********************** */
-#define REG_SYSCFG	(REG_BASE+0x0000)
-
-#define REG_CLKCON      (REG_BASE+0x3000)
-#define REG_EXTACON0	(REG_BASE+0x3008)
-#define REG_EXTACON1	(REG_BASE+0x300c)
-#define REG_EXTDBWTH	(REG_BASE+0x3010)
-#define REG_ROMCON0	(REG_BASE+0x3014)
-#define REG_ROMCON1	(REG_BASE+0x3018)
-#define REG_ROMCON2	(REG_BASE+0x301c)
-#define REG_ROMCON3	(REG_BASE+0x3020)
-#define REG_ROMCON4	(REG_BASE+0x3024)
-#define REG_ROMCON5	(REG_BASE+0x3028)
-#define REG_DRAMCON0	(REG_BASE+0x302c)
-#define REG_DRAMCON1	(REG_BASE+0x3030)
-#define REG_DRAMCON2	(REG_BASE+0x3034)
-#define REG_DRAMCON3	(REG_BASE+0x3038)
-#define REG_REFEXTCON	(REG_BASE+0x303c)
-
-/* *********************** */
-/* Ethernet BDMA Register  */
-/* *********************** */
-#define REG_BDMATXCON	(REG_BASE+0x9000)
-#define REG_BDMARXCON	(REG_BASE+0x9004)
-#define REG_BDMATXPTR	(REG_BASE+0x9008)
-#define REG_BDMARXPTR	(REG_BASE+0x900c)
-#define REG_BDMARXLSZ	(REG_BASE+0x9010)
-#define REG_BDMASTAT	(REG_BASE+0x9014)
-
-/* Content Address Memory */
-#define REG_CAM_BASE	(REG_BASE+0x9100)
-
-#define REG_BDMATXBUF	(REG_BASE+0x9200)
-#define REG_BDMARXBUF	(REG_BASE+0x9800)
-
-/* *********************** */
-/* Ethernet MAC Register   */
-/* *********************** */
-#define REG_MACCON	(REG_BASE+0xa000)
-#define REG_CAMCON	(REG_BASE+0xa004)
-#define REG_MACTXCON	(REG_BASE+0xa008)
-#define REG_MACTXSTAT	(REG_BASE+0xa00c)
-#define REG_MACRXCON	(REG_BASE+0xa010)
-#define REG_MACRXSTAT	(REG_BASE+0xa014)
-#define REG_STADATA	(REG_BASE+0xa018)
-#define REG_STACON	(REG_BASE+0xa01c)
-#define REG_CAMEN	(REG_BASE+0xa028)
-#define REG_EMISSCNT	(REG_BASE+0xa03c)
-#define REG_EPZCNT	(REG_BASE+0xa040)
-#define REG_ERMPZCNT	(REG_BASE+0xa044)
-#define REG_ETXSTAT	(REG_BASE+0x9040)
-#define REG_MACRXDESTR	(REG_BASE+0xa064)
-#define REG_MACRXSTATEM	(REG_BASE+0xa090)
-#define REG_MACRXFIFO	(REG_BASE+0xa200)
-
-/********************/
-/* I2C Bus Register */
-/********************/
-#define REG_I2C_CON	(REG_BASE+0xf000)
-#define REG_I2C_BUF	(REG_BASE+0xf004)
-#define REG_I2C_PS	(REG_BASE+0xf008)
-#define REG_I2C_COUNT	(REG_BASE+0xf00c)
-
-/********************/
-/*    GDMA 0        */
-/********************/
-#define REG_GDMACON0	(REG_BASE+0xb000)
-#define REG_GDMA0_RUN_ENABLE (REG_BASE+0xb020)
-#define REG_GDMASRC0	(REG_BASE+0xb004)
-#define REG_GDMADST0	(REG_BASE+0xb008)
-#define REG_GDMACNT0	(REG_BASE+0xb00c)
-
-/********************/
-/*    GDMA 1        */
-/********************/
-#define REG_GDMACON1	(REG_BASE+0xc000)
-#define REG_GDMA1_RUN_ENABLE (REG_BASE+0xc020)
-#define REG_GDMASRC1	(REG_BASE+0xc004)
-#define REG_GDMADST1	(REG_BASE+0xc008)
-#define REG_GDMACNT1	(REG_BASE+0xc00c)
-
-/********************/
-/*      UART 0      */
-/********************/
-#define UART0_BASE       (REG_BASE+0xd000)
-#define REG_UART0_LCON   (REG_BASE+0xd000)
-#define REG_UART0_CTRL   (REG_BASE+0xd004)
-#define REG_UART0_STAT   (REG_BASE+0xd008)
-#define REG_UART0_TXB    (REG_BASE+0xd00c)
-#define REG_UART0_RXB    (REG_BASE+0xd010)
-#define REG_UART0_BAUD_DIV    (REG_BASE+0xd014)
-#define REG_UART0_BAUD_CNT    (REG_BASE+0xd018)
-#define REG_UART0_BAUD_CLK    (REG_BASE+0xd01C)
-
-/********************/
-/*     UART 1       */
-/********************/
-#define UART1_BASE       (REG_BASE+0xe000)
-#define REG_UART1_LCON   (REG_BASE+0xe000)
-#define REG_UART1_CTRL   (REG_BASE+0xe004)
-#define REG_UART1_STAT   (REG_BASE+0xe008)
-#define REG_UART1_TXB    (REG_BASE+0xe00c)
-#define REG_UART1_RXB    (REG_BASE+0xe010)
-#define REG_UART1_BAUD_DIV    (REG_BASE+0xe014)
-#define REG_UART1_BAUD_CNT    (REG_BASE+0xe018)
-#define REG_UART1_BAUD_CLK    (REG_BASE+0xe01C)
-
-/********************/
-/*  Timer Register  */
-/********************/
-#define REG_TMOD	(REG_BASE+0x6000)
-#define REG_TDATA0	(REG_BASE+0x6004)
-#define REG_TDATA1	(REG_BASE+0x6008)
-#define REG_TCNT0	(REG_BASE+0x600c)
-#define REG_TCNT1	(REG_BASE+0x6010)
-
-/**********************/
-/* I/O Port Interface */
-/**********************/
-#define REG_IOPMODE	(REG_BASE+0x5000)
-#define REG_IOPCON	(REG_BASE+0x5004)
-#define REG_IOPDATA	(REG_BASE+0x5008)
-
-/*********************************/
-/* Interrupt Controller Register */
-/*********************************/
-#define REG_INTMODE     (REG_BASE+0x4000)
-#define REG_INTPEND     (REG_BASE+0x4004)
-#define REG_INTMASK     (REG_BASE+0x4008)
-
-#define REG_INTPRI0     (REG_BASE+0x400c)
-#define REG_INTPRI1	(REG_BASE+0x4010)
-#define REG_INTPRI2	(REG_BASE+0x4014)
-#define REG_INTPRI3	(REG_BASE+0x4018)
-#define REG_INTPRI4	(REG_BASE+0x401c)
-#define REG_INTPRI5	(REG_BASE+0x4020)
-#define REG_INTOFFSET	(REG_BASE+0x4024)
-#define REG_INTPNDPRI	(REG_BASE+0x4028)
-#define REG_INTPNDTST	(REG_BASE+0x402C)
-
-/*********************************/
-/* CACHE CONTROL MASKS           */
-/*********************************/
-#define CACHE_STALL      (0x00000001)
-#define CACHE_ENABLE     (0x00000002)
-#define CACHE_WRITE_BUFF (0x00000004)
-#define CACHE_MODE       (0x00000030)
-#define CACHE_MODE_00    (0x00000000)
-#define CACHE_MODE_01    (0x00000010)
-#define CACHE_MODE_10    (0x00000020)
-
-/*********************************/
-/* CACHE RAM BASE ADDRESSES      */
-/*********************************/
-#define CACHE_SET0_RAM   (0x10000000)
-#define CACHE_SET1_RAM   (0x10800000)
-#define CACHE_TAG_RAM    (0x11000000)
-
-/*********************************/
-/* CACHE_DISABLE MASK            */
-/*********************************/
-#define CACHE_DISABLE_MASK (0x04000000)
-
-#define GET_REG(reg)       (*((volatile u32 *)(reg)))
-#define PUT_REG(reg, val)  (*((volatile u32 *)(reg)) = ((u32)(val)))
-#define SET_REG(reg, mask) (PUT_REG((reg), GET_REG((reg)) |  mask))
-#define CLR_REG(reg, mask) (PUT_REG((reg), GET_REG((reg)) & ~mask))
-#define PUT_U16(reg, val)  (*((volatile u16 *)(reg)) = ((u16)(val)))
-#define PUT__U8(reg, val)  (*((volatile u8  *)(reg)) = (( u8)((val)&0xFF)))
-#define GET__U8(reg)       (*((volatile u8  *)(reg)))
-
-#define PUT_LED(val)       (PUT_REG(REG_IOPDATA, (~val)&0xFF))
-#define GET_LED()          ((~GET_REG( REG_IOPDATA)) & 0xFF)
-#define SET_LED(val)       { u32 led = GET_LED(); led |= 1 << (val);  PUT_LED( led); }
-#define CLR_LED(val)       { u32 led = GET_LED(); led &= ~(1 << (val));  PUT_LED( led); }
-
-/***********************************/
-/* CLOCK CONSTANTS -- 50 MHz Clock */
-/***********************************/
-
-#define CLK_FREQ_MHZ       (50)
-#define t_data_us(t)       ((t)*CLK_FREQ_MHZ-1)   /* t is time tick,unit[us] */
-#define t_data_ms(t)       (t_data_us((t)*1000))  /* t is time tick,unit[ms] */
-
-/*********************************************************/
-/*	       TIMER MODE REGISTER                       */
-/*********************************************************/
-#define  TM0_RUN      0x01  /* Timer 0 enable */
-#define  TM0_TOGGLE   0x02  /* 0, interval mode */
-#define  TM0_OUT_1    0x04  /* Timer 0 Initial TOUT0 value */
-#define  TM1_RUN      0x08  /* Timer 1 enable */
-#define  TM1_TOGGLE   0x10  /* 0, interval mode */
-#define  TM1_OUT_1    0x20  /* Timer 0 Initial TOUT0 value */
-
-
-/*********************************/
-/* INTERRUPT SOURCES             */
-/*********************************/
-#define INT_EXTINT0	0
-#define INT_EXTINT1	1
-#define INT_EXTINT2	2
-#define INT_EXTINT3	3
-#define INT_UARTTX0	4
-#define INT_UARTRX0	5
-#define INT_UARTTX1	6
-#define INT_UARTRX1	7
-#define INT_GDMA0	8
-#define INT_GDMA1	9
-#define INT_TIMER0	10
-#define INT_TIMER1	11
-#define INT_HDLCTXA	12
-#define INT_HDLCRXA	13
-#define INT_HDLCTXB	14
-#define INT_HDLCRXB	15
-#define INT_BDMATX	16
-#define INT_BDMARX	17
-#define INT_MACTX	18
-#define INT_MACRX	19
-#define INT_IIC		20
-#define INT_GLOBAL	21
-#define N_IRQS         (21)
-
-#ifndef __ASSEMBLER__
-struct _irq_handler {
-	void                *m_data;
-	void (*m_func)( void *data);
-};
-
-#endif
-
-#endif /* __S3C4510_h */
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 51af313..8151d2e 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -36,7 +36,6 @@ COBJS-$(CONFIG_MCFUART) += mcfuart.o
 COBJS-$(CONFIG_NS9750_UART) += ns9750_serial.o
 COBJS-$(CONFIG_OPENCORES_YANU) += opencores_yanu.o
 COBJS-$(CONFIG_SYS_NS16550) += ns16550.o
-COBJS-$(CONFIG_DRIVER_S3C4510_UART) += s3c4510b_uart.o
 COBJS-$(CONFIG_S3C64XX) += s3c64xx.o
 COBJS-$(CONFIG_S5P) += serial_s5p.o
 COBJS-$(CONFIG_SYS_NS16550_SERIAL) += serial_ns16550.o
diff --git a/drivers/serial/s3c4510b_uart.c b/drivers/serial/s3c4510b_uart.c
deleted file mode 100644
index c460229..0000000
--- a/drivers/serial/s3c4510b_uart.c
+++ /dev/null
@@ -1,231 +0,0 @@
-/*
- * Copyright (c) 2004	Cucy Systems (http://www.cucy.com)
- * Curt Brune <curt@cucy.com>
- *
- * (C) Copyright 2004
- * DAVE Srl
- * http://www.dave-tech.it
- * http://www.wawnet.biz
- * mailto:info@wawnet.biz
- *
- * (C) Copyright 2002-2004
- * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- * MODULE:        $Id:$
- * Description:   UART/Serial interface for Samsung S3C4510B SoC
- * Runtime Env:   ARM7TDMI
- * Change History:
- *     03-02-04    Create (Curt Brune) curt@cucy.com
- *
- */
-
-#include <common.h>
-
-#include <asm/hardware.h>
-#include "s3c4510b_uart.h"
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static UART    *uart;
-
-/* flush serial input queue. returns 0 on success or negative error
- * number otherwise
- */
-static int serial_flush_input(void)
-{
-	volatile u32 tmp;
-
-	/* keep on reading as long as the receiver is not empty */
-	while( uart->m_stat.bf.rxReady) {
-		tmp = uart->m_rx;
-	}
-
-	return 0;
-}
-
-
-/* flush output queue. returns 0 on success or negative error number
- * otherwise
- */
-static int serial_flush_output(void)
-{
-	/* wait until the transmitter is no longer busy */
-	while( !uart->m_stat.bf.txBufEmpty);
-
-	return 0;
-}
-
-
-static void s3c4510b_serial_setbrg(void)
-{
-	UART_LINE_CTRL ulctrl;
-	UART_CTRL      uctrl;
-	UART_BAUD_DIV  ubd;
-
-	serial_flush_output();
-	serial_flush_input();
-
-	/* control register */
-	uctrl.ui = 0x0;
-	uctrl.bf.rxMode = 0x1;
-	uctrl.bf.rxIrq = 0x0;
-	uctrl.bf.txMode = 0x1;
-	uctrl.bf.DSR = 0x0;
-	uctrl.bf.sendBreak = 0x0;
-	uctrl.bf.loopBack = 0x0;
-	uart->m_ctrl.ui = uctrl.ui;
-
-	/* line control register */
-	ulctrl.ui  = 0x0;
-	ulctrl.bf.wordLen   = 0x3; /* 8 bit data */
-	ulctrl.bf.nStop     = 0x0; /* 1 stop bit */
-	ulctrl.bf.parity    = 0x0; /* no parity */
-	ulctrl.bf.clk       = 0x0; /* internal clock */
-	ulctrl.bf.infra_red = 0x0; /* no infra_red */
-	uart->m_lineCtrl.ui = ulctrl.ui;
-
-	ubd.ui = 0x0;
-
-	/* see table on page 10-15 in SAMSUNG S3C4510B manual */
-	/* get correct divisor */
-	switch(gd->baudrate) {
-	case   1200:	ubd.bf.cnt0 = 1301;	break;
-	case   2400:	ubd.bf.cnt0 =  650;	break;
-	case   4800:	ubd.bf.cnt0 =  324;	break;
-	case   9600:	ubd.bf.cnt0 =  162;	break;
-	case  19200:	ubd.bf.cnt0 =   80;	break;
-	case  38400:	ubd.bf.cnt0 =   40;	break;
-	case  57600:	ubd.bf.cnt0 =   26;	break;
-	case 115200:	ubd.bf.cnt0 =   13;	break;
-	}
-
-	uart->m_baudDiv.ui = ubd.ui;
-	uart->m_baudCnt = 0x0;
-	uart->m_baudClk = 0x0;
-
-}
-
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- *
- */
-static int s3c4510b_serial_init(void)
-{
-
-#if   CONFIG_SERIAL1 == 1
-	uart = (UART *)UART0_BASE;
-#elif CONFIG_SERIAL1 == 2
-	uart = (UART *)UART1_BASE;
-#else
-#error CONFIG_SERIAL1 not equal to 1 or 2
-#endif
-
-	serial_setbrg ();
-
-	return (0);
-}
-
-
-/*
- * Output a single byte to the serial port.
- */
-static void s3c4510_serial_putc(const char c)
-{
-	/* wait for room in the transmit FIFO */
-	while( !uart->m_stat.bf.txBufEmpty);
-
-	uart->m_tx = c;
-
-	/*
-		to be polite with serial console add a line feed
-		to the carriage return character
-	*/
-	if (c=='\n')
-		serial_putc('\r');
-}
-
-/*
- * Test if an input byte is ready from the serial port. Returns non-zero on
- * success, 0 otherwise.
- */
-static int s3c4510b_serial_tstc(void)
-{
-	return uart->m_stat.bf.rxReady;
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-static int s3c4510b_serial_getc(void)
-{
-	int rv;
-
-	for(;;) {
-		rv = serial_tstc();
-
-		if (rv) {
-			return uart->m_rx & 0xFF;
-		}
-	}
-}
-
-static void s3c4510b_serial_puts(const char *s)
-{
-	default_serial_puts(s);
-
-	/* busy wait for tx complete */
-	while (!uart->m_stat.bf.txComplete);
-
-	/* clear break */
-	uart->m_ctrl.bf.sendBreak = 0;
-
-}
-
-static struct serial_device s3c4510b_serial_drv = {
-	.name	= "s3c4510b_serial",
-	.start	= s3c4510b_serial_init,
-	.stop	= NULL,
-	.setbrg	= s3c4510b_serial_setbrg,
-	.putc	= s3c4510b_serial_putc,
-	.puts	= s3c4510b_serial_puts,
-	.getc	= s3c4510b_serial_getc,
-	.tstc	= s3c4510b_serial_tstc,
-};
-
-void s3c4510b_serial_initialize(void)
-{
-	serial_register(&s3c4510b_serial_drv);
-}
-
-__weak struct serial_device *default_serial_console(void)
-{
-	return &s3c4510b_serial_drv;
-}
diff --git a/drivers/serial/s3c4510b_uart.h b/drivers/serial/s3c4510b_uart.h
deleted file mode 100644
index b06c76d..0000000
--- a/drivers/serial/s3c4510b_uart.h
+++ /dev/null
@@ -1,109 +0,0 @@
-#ifndef __UART_H
-#define __UART_H
-
-/*
- * Copyright (c) 2004	Cucy Systems (http://www.cucy.com)
- * Curt Brune <curt@cucy.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
- * Description:   S3C4510B UART register layout
- */
-
-/* UART LINE CONTROL register */
-typedef struct __BF_UART_LINE_CTRL {
-	u32    wordLen: 2;
-	u32      nStop: 1;
-	u32     parity: 3;
-	u32        clk: 1;
-	u32  infra_red: 1;
-	u32     unused:24;
-} BF_UART_LINE_CTRL;
-
-typedef union _UART_LINE_CTRL {
-	u32               ui;
-	BF_UART_LINE_CTRL bf;
-} UART_LINE_CTRL;
-
-/* UART CONTROL register */
-typedef struct __BF_UART_CTRL {
-	u32     rxMode: 2;
-	u32      rxIrq: 1;
-	u32     txMode: 2;
-	u32        DSR: 1;
-	u32  sendBreak: 1;
-	u32   loopBack: 1;
-	u32     unused:24;
-} BF_UART_CTRL;
-
-typedef union _UART_CTRL {
-	u32            ui;
-	BF_UART_CTRL   bf;
-} UART_CTRL;
-
-/* UART STATUS register */
-typedef struct __BF_UART_STAT {
-	u32      overrun: 1;
-	u32       parity: 1;
-	u32        frame: 1;
-	u32     breakIrq: 1;
-	u32          DTR: 1;
-	u32      rxReady: 1;
-	u32   txBufEmpty: 1;
-	u32   txComplete: 1;
-	u32       unused:24;
-} BF_UART_STAT;
-
-typedef union _UART_STAT {
-	u32            ui;
-	BF_UART_STAT   bf;
-} UART_STAT;
-
-/* UART BAUD_DIV register */
-typedef struct __BF_UART_BAUD_DIV {
-	u32      cnt1: 4;
-	u32      cnt0:12;
-	u32    unused:16;
-} BF_UART_BAUD_DIV;
-
-typedef union _UART_BAUD_DIV {
-	u32                ui;
-	BF_UART_BAUD_DIV   bf;
-} UART_BAUD_DIV;
-
-/* UART register block */
-typedef struct __UART {
-	volatile UART_LINE_CTRL  m_lineCtrl;
-	volatile UART_CTRL           m_ctrl;
-	volatile UART_STAT           m_stat;
-	volatile u32                   m_tx;
-	volatile u32                   m_rx;
-	volatile UART_BAUD_DIV    m_baudDiv;
-	volatile u32              m_baudCnt;
-	volatile u32              m_baudClk;
-} UART;
-
-#define NL          0x0A
-#define CR          0x0D
-#define BSP         0x08
-#define ESC         0x1B
-#define CTRLZ       0x1A
-#define RUBOUT      0x7F
-
-#endif
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 1d68f55..44bb089 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -96,7 +96,6 @@ serial_initfunc(lpc32xx_serial_initialize);
 serial_initfunc(mcf_serial_initialize);
 serial_initfunc(ns9750_serial_initialize);
 serial_initfunc(oc_serial_initialize);
-serial_initfunc(s3c4510b_serial_initialize);
 serial_initfunc(s3c64xx_serial_initialize);
 serial_initfunc(sandbox_serial_initialize);
 serial_initfunc(clps7111_serial_initialize);
@@ -193,7 +192,6 @@ void serial_initialize(void)
 	mcf_serial_initialize();
 	ns9750_serial_initialize();
 	oc_serial_initialize();
-	s3c4510b_serial_initialize();
 	s3c64xx_serial_initialize();
 	sandbox_serial_initialize();
 	clps7111_serial_initialize();