diff options
| -rw-r--r-- | arch/m68k/68000/Makefile | 4 | ||||
| -rw-r--r-- | arch/m68k/68000/dragen2.c | 100 | ||||
| -rw-r--r-- | arch/m68k/68000/m68328.c | 3 | ||||
| -rw-r--r-- | arch/m68k/68000/m68328.h | 5 | ||||
| -rw-r--r-- | arch/m68k/68000/m68EZ328.c | 23 | ||||
| -rw-r--r-- | arch/m68k/68000/m68VZ328.c | 136 | ||||
| -rw-r--r-- | arch/m68k/68000/ucsimm.c | 38 |
7 files changed, 158 insertions, 151 deletions
diff --git a/arch/m68k/68000/Makefile b/arch/m68k/68000/Makefile index 4f7d4b45a46f..ce0b26d6580d 100644 --- a/arch/m68k/68000/Makefile +++ b/arch/m68k/68000/Makefile @@ -16,4 +16,8 @@ obj-$(CONFIG_M68EZ328) += m68EZ328.o obj-$(CONFIG_M68VZ328) += m68VZ328.o obj-$(CONFIG_ROM) += romvec.o +obj-$(CONFIG_DRAGEN2) += dragen2.o +obj-$(CONFIG_UCSIMM) += ucsimm.o +obj-$(CONFIG_UCDIMM) += ucsimm.o + extra-y := head.o diff --git a/arch/m68k/68000/dragen2.c b/arch/m68k/68000/dragen2.c new file mode 100644 index 000000000000..584893c57c37 --- /dev/null +++ b/arch/m68k/68000/dragen2.c @@ -0,0 +1,100 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 1993 Hamish Macdonald + * Copyright (C) 1999 D. Jeff Dionne + * Copyright (C) 2001 Georges Menie, Ken Desmet + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <asm/machdep.h> +#include <asm/MC68VZ328.h> + +/***************************************************************************/ +/* Init Drangon Engine hardware */ +/***************************************************************************/ + +static void dragen2_reset(void) +{ + local_irq_disable(); + +#ifdef CONFIG_INIT_LCD + PBDATA |= 0x20; /* disable CCFL light */ + PKDATA |= 0x4; /* disable LCD controller */ + LCKCON = 0; +#endif + + __asm__ __volatile__( + "reset\n\t" + "moveal #0x04000000, %a0\n\t" + "moveal 0(%a0), %sp\n\t" + "moveal 4(%a0), %a0\n\t" + "jmp (%a0)" + ); +} + +void __init init_dragen2(char *command, int size) +{ + mach_reset = dragen2_reset; + +#ifdef CONFIG_DIRECT_IO_ACCESS + SCR = 0x10; /* allow user access to internal registers */ +#endif + + /* CSGB Init */ + CSGBB = 0x4000; + CSB = 0x1a1; + + /* CS8900 init */ + /* PK3: hardware sleep function pin, active low */ + PKSEL |= PK(3); /* select pin as I/O */ + PKDIR |= PK(3); /* select pin as output */ + PKDATA |= PK(3); /* set pin high */ + + /* PF5: hardware reset function pin, active high */ + PFSEL |= PF(5); /* select pin as I/O */ + PFDIR |= PF(5); /* select pin as output */ + PFDATA &= ~PF(5); /* set pin low */ + + /* cs8900 hardware reset */ + PFDATA |= PF(5); + { int i; for (i = 0; i < 32000; ++i); } + PFDATA &= ~PF(5); + + /* INT1 enable (cs8900 IRQ) */ + PDPOL &= ~PD(1); /* active high signal */ + PDIQEG &= ~PD(1); + PDIRQEN |= PD(1); /* IRQ enabled */ + +#ifdef CONFIG_INIT_LCD + /* initialize LCD controller */ + LSSA = (long) screen_bits; + LVPW = 0x14; + LXMAX = 0x140; + LYMAX = 0xef; + LRRA = 0; + LPXCD = 3; + LPICF = 0x08; + LPOLCF = 0; + LCKCON = 0x80; + PCPDEN = 0xff; + PCSEL = 0; + + /* Enable LCD controller */ + PKDIR |= 0x4; + PKSEL |= 0x4; + PKDATA &= ~0x4; + + /* Enable CCFL backlighting circuit */ + PBDIR |= 0x20; + PBSEL |= 0x20; + PBDATA &= ~0x20; + + /* contrast control register */ + PFDIR |= 0x1; + PFSEL &= ~0x1; + PWMR = 0x037F; +#endif +} diff --git a/arch/m68k/68000/m68328.c b/arch/m68k/68000/m68328.c index 419751b15ec8..6a5cfc977150 100644 --- a/arch/m68k/68000/m68328.c +++ b/arch/m68k/68000/m68328.c @@ -25,9 +25,10 @@ #include "bootlogo.h" #endif +#include "m68328.h" + /***************************************************************************/ -int m68328_hwclk(int set, struct rtc_time *t); /***************************************************************************/ diff --git a/arch/m68k/68000/m68328.h b/arch/m68k/68000/m68328.h new file mode 100644 index 000000000000..f6047c3168d4 --- /dev/null +++ b/arch/m68k/68000/m68328.h @@ -0,0 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0 +void init_dragen2(char *command, int size); +void init_ucsimm(char *command, int size); +struct rtc_time; +int m68328_hwclk(int set, struct rtc_time *t); diff --git a/arch/m68k/68000/m68EZ328.c b/arch/m68k/68000/m68EZ328.c index 05f137dc257e..65bd112285ef 100644 --- a/arch/m68k/68000/m68EZ328.c +++ b/arch/m68k/68000/m68EZ328.c @@ -24,9 +24,7 @@ #include <asm/bootstd.h> #endif -/***************************************************************************/ - -int m68328_hwclk(int set, struct rtc_time *t); +#include "m68328.h" /***************************************************************************/ @@ -44,29 +42,12 @@ void m68ez328_reset(void) /***************************************************************************/ -unsigned char *cs8900a_hwaddr; -static int errno; - -#ifdef CONFIG_UCSIMM -_bsc0(char *, getserialnum) -_bsc1(unsigned char *, gethwaddr, int, a) -_bsc1(char *, getbenv, char *, a) -#endif - void __init config_BSP(char *command, int len) { - unsigned char *p; - pr_info("68EZ328 DragonBallEZ support (C) 1999 Rt-Control, Inc\n"); #ifdef CONFIG_UCSIMM - pr_info("uCsimm serial string [%s]\n", getserialnum()); - p = cs8900a_hwaddr = gethwaddr(0); - pr_info("uCsimm hwaddr %pM\n", p); - - p = getbenv("APPEND"); - if (p) strcpy(p,command); - else command[0] = 0; + init_ucsimm(command, len); #endif mach_sched_init = hw_timer_init; diff --git a/arch/m68k/68000/m68VZ328.c b/arch/m68k/68000/m68VZ328.c index ada87b23afdc..025da5552f1c 100644 --- a/arch/m68k/68000/m68VZ328.c +++ b/arch/m68k/68000/m68VZ328.c @@ -32,101 +32,9 @@ #include "bootlogo-vz.h" #endif -/***************************************************************************/ - -int m68328_hwclk(int set, struct rtc_time *t); - -/***************************************************************************/ -/* Init Drangon Engine hardware */ -/***************************************************************************/ -#if defined(CONFIG_DRAGEN2) - -static void m68vz328_reset(void) -{ - local_irq_disable(); - -#ifdef CONFIG_INIT_LCD - PBDATA |= 0x20; /* disable CCFL light */ - PKDATA |= 0x4; /* disable LCD controller */ - LCKCON = 0; -#endif - - __asm__ __volatile__( - "reset\n\t" - "moveal #0x04000000, %a0\n\t" - "moveal 0(%a0), %sp\n\t" - "moveal 4(%a0), %a0\n\t" - "jmp (%a0)" - ); -} - -static void __init init_hardware(char *command, int size) -{ -#ifdef CONFIG_DIRECT_IO_ACCESS - SCR = 0x10; /* allow user access to internal registers */ -#endif - - /* CSGB Init */ - CSGBB = 0x4000; - CSB = 0x1a1; - - /* CS8900 init */ - /* PK3: hardware sleep function pin, active low */ - PKSEL |= PK(3); /* select pin as I/O */ - PKDIR |= PK(3); /* select pin as output */ - PKDATA |= PK(3); /* set pin high */ - - /* PF5: hardware reset function pin, active high */ - PFSEL |= PF(5); /* select pin as I/O */ - PFDIR |= PF(5); /* select pin as output */ - PFDATA &= ~PF(5); /* set pin low */ - - /* cs8900 hardware reset */ - PFDATA |= PF(5); - { int i; for (i = 0; i < 32000; ++i); } - PFDATA &= ~PF(5); - - /* INT1 enable (cs8900 IRQ) */ - PDPOL &= ~PD(1); /* active high signal */ - PDIQEG &= ~PD(1); - PDIRQEN |= PD(1); /* IRQ enabled */ - -#ifdef CONFIG_INIT_LCD - /* initialize LCD controller */ - LSSA = (long) screen_bits; - LVPW = 0x14; - LXMAX = 0x140; - LYMAX = 0xef; - LRRA = 0; - LPXCD = 3; - LPICF = 0x08; - LPOLCF = 0; - LCKCON = 0x80; - PCPDEN = 0xff; - PCSEL = 0; - - /* Enable LCD controller */ - PKDIR |= 0x4; - PKSEL |= 0x4; - PKDATA &= ~0x4; - - /* Enable CCFL backlighting circuit */ - PBDIR |= 0x20; - PBSEL |= 0x20; - PBDATA &= ~0x20; - - /* contrast control register */ - PFDIR |= 0x1; - PFSEL &= ~0x1; - PWMR = 0x037F; -#endif -} +#include "m68328.h" /***************************************************************************/ -/* Init RT-Control uCdimm hardware */ -/***************************************************************************/ -#elif defined(CONFIG_UCDIMM) - static void m68vz328_reset(void) { local_irq_disable(); @@ -139,51 +47,21 @@ static void m68vz328_reset(void) ); } -unsigned char *cs8900a_hwaddr; -static int errno; - -_bsc0(char *, getserialnum) -_bsc1(unsigned char *, gethwaddr, int, a) -_bsc1(char *, getbenv, char *, a) - -static void __init init_hardware(char *command, int size) -{ - char *p; - - pr_info("uCdimm serial string [%s]\n", getserialnum()); - p = cs8900a_hwaddr = gethwaddr(0); - pr_info("uCdimm hwaddr %pM\n", p); - p = getbenv("APPEND"); - if (p) - strcpy(p, command); - else - command[0] = 0; -} - -/***************************************************************************/ -#else - -static void m68vz328_reset(void) -{ -} - -static void __init init_hardware(char *command, int size) -{ -} - -/***************************************************************************/ -#endif /***************************************************************************/ void __init config_BSP(char *command, int size) { pr_info("68VZ328 DragonBallVZ support (c) 2001 Lineo, Inc.\n"); - init_hardware(command, size); - mach_sched_init = hw_timer_init; mach_hwclk = m68328_hwclk; mach_reset = m68vz328_reset; + +#ifdef CONFIG_UCDIMM + init_ucsimm(command, len); +#elif defined(CONFIG_DRAGEN2) + init_dragen2(command, len); +#endif } /***************************************************************************/ diff --git a/arch/m68k/68000/ucsimm.c b/arch/m68k/68000/ucsimm.c new file mode 100644 index 000000000000..7c6cbf643712 --- /dev/null +++ b/arch/m68k/68000/ucsimm.c @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 1993 Hamish Macdonald + * Copyright (C) 1999 D. Jeff Dionne + * Copyright (C) 2001 Georges Menie, Ken Desmet + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <asm/bootstd.h> +#include <asm/machdep.h> +#include <asm/MC68VZ328.h> + + +#include "m68328.h" + +unsigned char *cs8900a_hwaddr; +static int errno; + +_bsc0(char *, getserialnum) +_bsc1(unsigned char *, gethwaddr, int, a) +_bsc1(char *, getbenv, char *, a) + +void __init init_ucsimm(char *command, int size) +{ + char *p; + + pr_info("uCsimm/uCdimm serial string [%s]\n", getserialnum()); + p = cs8900a_hwaddr = gethwaddr(0); + pr_info("uCsimm/uCdimm hwaddr %pM\n", p); + p = getbenv("APPEND"); + if (p) + strcpy(p, command); + else + command[0] = 0; +} |