ARM: SAMSUNG: remove all custom uncompress.h
All Samsung platforms now use the generic uncompress.h so all the custom ones can be removed. Signed-off-by: Heiko Stuebner <heiko@sntech.de> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Heiko Stuebner
Kukjin Kim
parent
9026675480
commit
19a964644f
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@ -1,57 +0,0 @@
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/* arch/arm/mach-s3c2410/include/mach/uncompress.h
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*
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* Copyright (c) 2003-2007 Simtec Electronics
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* http://armlinux.simtec.co.uk/
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* Ben Dooks <ben@simtec.co.uk>
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*
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* S3C2410 - uncompress code
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_UNCOMPRESS_H
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#define __ASM_ARCH_UNCOMPRESS_H
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#include <mach/regs-gpio.h>
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#include <mach/map.h>
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/* working in physical space... */
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#undef S3C2410_GPIOREG
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#define S3C2410_GPIOREG(x) ((S3C24XX_PA_GPIO + (x)))
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#include <plat/uncompress.h>
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static inline int is_arm926(void)
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{
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unsigned int cpuid;
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asm volatile ("mrc p15, 0, %0, c1, c0, 0" : "=r" (cpuid));
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return ((cpuid & 0xff0) == 0x260);
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}
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static void arch_detect_cpu(void)
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{
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unsigned int cpuid;
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cpuid = *((volatile unsigned int *)S3C2410_GSTATUS1);
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cpuid &= S3C2410_GSTATUS1_IDMASK;
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if (is_arm926() || cpuid == S3C2410_GSTATUS1_2440 ||
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cpuid == S3C2410_GSTATUS1_2442 ||
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cpuid == S3C2410_GSTATUS1_2416 ||
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cpuid == S3C2410_GSTATUS1_2450) {
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fifo_mask = S3C2440_UFSTAT_TXMASK;
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fifo_max = 63 << S3C2440_UFSTAT_TXSHIFT;
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} else {
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fifo_mask = S3C2410_UFSTAT_TXMASK;
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fifo_max = 15 << S3C2410_UFSTAT_TXSHIFT;
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}
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uart_base = (volatile u8 *) S3C_PA_UART +
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(S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT);
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}
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#endif /* __ASM_ARCH_UNCOMPRESS_H */
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/* arch/arm/mach-s3c6400/include/mach/uncompress.h
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*
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* Copyright 2008 Openmoko, Inc.
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* Copyright 2008 Simtec Electronics
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* http://armlinux.simtec.co.uk/
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* Ben Dooks <ben@simtec.co.uk>
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*
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* S3C6400 - uncompress code
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_UNCOMPRESS_H
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#define __ASM_ARCH_UNCOMPRESS_H
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#include <mach/map.h>
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#include <plat/uncompress.h>
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static void arch_detect_cpu(void)
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{
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/* we do not need to do any cpu detection here at the moment. */
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fifo_mask = S3C2440_UFSTAT_TXMASK;
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fifo_max = 63 << S3C2440_UFSTAT_TXSHIFT;
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uart_base = (volatile u8 *)S3C_PA_UART +
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(S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT);
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}
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#endif /* __ASM_ARCH_UNCOMPRESS_H */
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/* linux/arch/arm/mach-s5p64x0/include/mach/uncompress.h
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*
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* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* S5P64X0 - uncompress code
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_UNCOMPRESS_H
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#define __ASM_ARCH_UNCOMPRESS_H
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#include <mach/map.h>
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#include <plat/uncompress.h>
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static void arch_detect_cpu(void)
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{
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unsigned int chipid;
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chipid = *(const volatile unsigned int __force *) 0xE0100118;
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if ((chipid & 0xff000) == 0x50000)
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uart_base = (volatile u8 *)S5P6450_PA_UART(CONFIG_S3C_LOWLEVEL_UART_PORT);
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else
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uart_base = (volatile u8 *)S5P6440_PA_UART(CONFIG_S3C_LOWLEVEL_UART_PORT);
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fifo_mask = S3C2440_UFSTAT_TXMASK;
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fifo_max = 63 << S3C2440_UFSTAT_TXSHIFT;
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}
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#endif /* __ASM_ARCH_UNCOMPRESS_H */
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/* arch/arm/mach-s5pc100/include/mach/uncompress.h
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*
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* Copyright 2009 Samsung Electronics Co.
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* Byungho Min <bhmin@samsung.com>
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*
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* S5PC100 - uncompress code
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*
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* Based on mach-s3c6400/include/mach/uncompress.h
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_UNCOMPRESS_H
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#define __ASM_ARCH_UNCOMPRESS_H
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#include <mach/map.h>
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#include <plat/uncompress.h>
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static void arch_detect_cpu(void)
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{
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/* we do not need to do any cpu detection here at the moment. */
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fifo_mask = S3C2440_UFSTAT_TXMASK;
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fifo_max = 63 << S3C2440_UFSTAT_TXSHIFT;
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uart_base = (volatile u8 *)S5P_PA_UART(CONFIG_S3C_LOWLEVEL_UART_PORT);
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}
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#endif /* __ASM_ARCH_UNCOMPRESS_H */
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/* linux/arch/arm/mach-s5pv210/include/mach/uncompress.h
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*
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* Copyright (c) 2010 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*
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* S5PV210 - uncompress code
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_UNCOMPRESS_H
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#define __ASM_ARCH_UNCOMPRESS_H
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#include <mach/map.h>
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#include <plat/uncompress.h>
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static void arch_detect_cpu(void)
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{
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/* we do not need to do any cpu detection here at the moment. */
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fifo_mask = S5PV210_UFSTAT_TXMASK;
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fifo_max = 63 << S5PV210_UFSTAT_TXSHIFT;
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uart_base = (volatile u8 *)S5P_PA_UART(CONFIG_S3C_LOWLEVEL_UART_PORT);
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}
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#endif /* __ASM_ARCH_UNCOMPRESS_H */
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/* arch/arm/plat-samsung/include/plat/uncompress.h
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*
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* Copyright 2003, 2007 Simtec Electronics
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* http://armlinux.simtec.co.uk/
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* Ben Dooks <ben@simtec.co.uk>
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*
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* S3C - uncompress code
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_PLAT_UNCOMPRESS_H
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#define __ASM_PLAT_UNCOMPRESS_H
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typedef unsigned int upf_t; /* cannot include linux/serial_core.h */
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/* uart setup */
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unsigned int fifo_mask;
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unsigned int fifo_max;
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volatile u8 *uart_base;
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/* forward declerations */
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static void arch_detect_cpu(void);
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/* defines for UART registers */
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#include <linux/serial_s3c.h>
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/* working in physical space... */
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#define S3C_WDOGREG(x) ((S3C_PA_WDT + (x)))
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#define S3C2410_WTCON S3C_WDOGREG(0x00)
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#define S3C2410_WTDAT S3C_WDOGREG(0x04)
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#define S3C2410_WTCNT S3C_WDOGREG(0x08)
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#define S3C2410_WTCON_RSTEN (1 << 0)
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#define S3C2410_WTCON_ENABLE (1 << 5)
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#define S3C2410_WTCON_DIV128 (3 << 3)
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#define S3C2410_WTCON_PRESCALE(x) ((x) << 8)
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/* how many bytes we allow into the FIFO at a time in FIFO mode */
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#define FIFO_MAX (14)
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static __inline__ void
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uart_wr(unsigned int reg, unsigned int val)
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{
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volatile unsigned int *ptr;
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ptr = (volatile unsigned int *)(reg + uart_base);
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*ptr = val;
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}
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static __inline__ unsigned int
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uart_rd(unsigned int reg)
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{
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volatile unsigned int *ptr;
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ptr = (volatile unsigned int *)(reg + uart_base);
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return *ptr;
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}
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/* we can deal with the case the UARTs are being run
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* in FIFO mode, so that we don't hold up our execution
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* waiting for tx to happen...
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*/
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static void putc(int ch)
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{
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if (!config_enabled(CONFIG_DEBUG_LL))
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return;
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if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) {
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int level;
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while (1) {
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level = uart_rd(S3C2410_UFSTAT);
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level &= fifo_mask;
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if (level < fifo_max)
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break;
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}
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} else {
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/* not using fifos */
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while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE)
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barrier();
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}
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/* write byte to transmission register */
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uart_wr(S3C2410_UTXH, ch);
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}
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static inline void flush(void)
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{
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}
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#define __raw_writel(d, ad) \
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do { \
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*((volatile unsigned int __force *)(ad)) = (d); \
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} while (0)
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#ifdef CONFIG_S3C_BOOT_ERROR_RESET
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static void arch_decomp_error(const char *x)
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{
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putstr("\n\n");
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putstr(x);
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putstr("\n\n -- System resetting\n");
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__raw_writel(0x4000, S3C2410_WTDAT);
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__raw_writel(0x4000, S3C2410_WTCNT);
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__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x40), S3C2410_WTCON);
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while(1);
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}
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#define arch_error arch_decomp_error
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#endif
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#ifdef CONFIG_S3C_BOOT_UART_FORCE_FIFO
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static inline void arch_enable_uart_fifo(void)
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{
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u32 fifocon;
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if (!config_enabled(CONFIG_DEBUG_LL))
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return;
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fifocon = uart_rd(S3C2410_UFCON);
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if (!(fifocon & S3C2410_UFCON_FIFOMODE)) {
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fifocon |= S3C2410_UFCON_RESETBOTH;
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uart_wr(S3C2410_UFCON, fifocon);
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/* wait for fifo reset to complete */
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while (1) {
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fifocon = uart_rd(S3C2410_UFCON);
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if (!(fifocon & S3C2410_UFCON_RESETBOTH))
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break;
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}
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uart_wr(S3C2410_UFCON, S3C2410_UFCON_FIFOMODE);
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}
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}
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#else
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#define arch_enable_uart_fifo() do { } while(0)
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#endif
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static void
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arch_decomp_setup(void)
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{
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/* we may need to setup the uart(s) here if we are not running
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* on an BAST... the BAST will have left the uarts configured
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* after calling linux.
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*/
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arch_detect_cpu();
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/* Enable the UART FIFOs if they where not enabled and our
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* configuration says we should turn them on.
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*/
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arch_enable_uart_fifo();
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}
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#endif /* __ASM_PLAT_UNCOMPRESS_H */
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