diff options
Diffstat (limited to 'arch/mn10300/unit-asb2305/include/unit')
| -rw-r--r-- | arch/mn10300/unit-asb2305/include/unit/clock.h | 24 | ||||
| -rw-r--r-- | arch/mn10300/unit-asb2305/include/unit/leds.h | 51 | ||||
| -rw-r--r-- | arch/mn10300/unit-asb2305/include/unit/serial.h | 125 | ||||
| -rw-r--r-- | arch/mn10300/unit-asb2305/include/unit/timex.h | 146 |
4 files changed, 0 insertions, 346 deletions
diff --git a/arch/mn10300/unit-asb2305/include/unit/clock.h b/arch/mn10300/unit-asb2305/include/unit/clock.h deleted file mode 100644 index 29e3425431cf..000000000000 --- a/arch/mn10300/unit-asb2305/include/unit/clock.h +++ /dev/null @@ -1,24 +0,0 @@ -/* ASB2305-specific clocks - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ - -#ifndef _ASM_UNIT_CLOCK_H -#define _ASM_UNIT_CLOCK_H - -#ifndef __ASSEMBLY__ - -#define MN10300_IOCLK 33333333UL -/* #define MN10300_IOBCLK 66666666UL */ - -#endif /* !__ASSEMBLY__ */ - -#define MN10300_WDCLK MN10300_IOCLK - -#endif /* _ASM_UNIT_CLOCK_H */ diff --git a/arch/mn10300/unit-asb2305/include/unit/leds.h b/arch/mn10300/unit-asb2305/include/unit/leds.h deleted file mode 100644 index bc471f617fd1..000000000000 --- a/arch/mn10300/unit-asb2305/include/unit/leds.h +++ /dev/null @@ -1,51 +0,0 @@ -/* ASB2305-specific LEDs - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ - -#ifndef _ASM_UNIT_LEDS_H -#define _ASM_UNIT_LEDS_H - -#include <asm/pio-regs.h> -#include <asm/cpu-regs.h> -#include <asm/exceptions.h> - -#define ASB2305_7SEGLEDS __SYSREG(0xA6F90000, u32) - -/* perform a hard reset by driving PIO06 low */ -#define mn10300_unit_hard_reset() \ -do { \ - P0OUT &= 0xbf; \ - P0MD = (P0MD & P0MD_6) | P0MD_6_OUT; \ -} while (0) - -/* - * use the 7-segment LEDs to indicate states - */ -/* indicate double-fault by displaying "db-f" on the LEDs */ -#define mn10300_set_dbfleds \ - mov 0x43077f1d,d0 ; \ - mov d0,(ASB2305_7SEGLEDS) - -/* flip the 7-segment LEDs between "Gdb-" and "----" */ -#define mn10300_set_gdbleds(ONOFF) \ -do { \ - ASB2305_7SEGLEDS = (ONOFF) ? 0x8543077f : 0x7f7f7f7f; \ -} while (0) - -#ifndef __ASSEMBLY__ -extern void peripheral_leds_display_exception(enum exception_code); -extern void peripheral_leds_led_chase(void); -extern void peripheral_leds7x4_display_dec(unsigned int, unsigned int); -extern void peripheral_leds7x4_display_hex(unsigned int, unsigned int); -extern void peripheral_leds7x4_display_minssecs(unsigned int, unsigned int); -extern void peripheral_leds7x4_display_rtc(void); -#endif /* __ASSEMBLY__ */ - -#endif /* _ASM_UNIT_LEDS_H */ diff --git a/arch/mn10300/unit-asb2305/include/unit/serial.h b/arch/mn10300/unit-asb2305/include/unit/serial.h deleted file mode 100644 index 88c08219315f..000000000000 --- a/arch/mn10300/unit-asb2305/include/unit/serial.h +++ /dev/null @@ -1,125 +0,0 @@ -/* ASB2305-specific 8250 serial ports - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#ifndef _ASM_UNIT_SERIAL_H -#define _ASM_UNIT_SERIAL_H - -#include <asm/cpu-regs.h> -#include <proc/irq.h> -#include <linux/serial_reg.h> - -#define SERIAL_PORT0_BASE_ADDRESS 0xA6FB0000 -#define ASB2305_DEBUG_MCR __SYSREG(0xA6FB0000 + UART_MCR * 2, u8) - -#define SERIAL_IRQ XIRQ0 /* Dual serial (PC16552) (Hi) */ - -/* - * The ASB2305 has an 18.432 MHz clock the UART - */ -#define BASE_BAUD (18432000 / 16) - -/* - * dispose of the /dev/ttyS0 serial port - */ -#ifndef CONFIG_GDBSTUB_ON_TTYSx - -#define SERIAL_PORT_DFNS \ - { \ - .baud_base = BASE_BAUD, \ - .irq = SERIAL_IRQ, \ - .flags = STD_COM_FLAGS, \ - .iomem_base = (u8 *) SERIAL_PORT0_BASE_ADDRESS, \ - .iomem_reg_shift = 2, \ - .io_type = SERIAL_IO_MEM, \ - }, - -#ifndef __ASSEMBLY__ - -static inline void __debug_to_serial(const char *p, int n) -{ -} - -#endif /* !__ASSEMBLY__ */ - -#else /* CONFIG_GDBSTUB_ON_TTYSx */ - -#define SERIAL_PORT_DFNS /* stolen by gdb-stub */ - -#if defined(CONFIG_GDBSTUB_ON_TTYS0) -#define GDBPORT_SERIAL_RX __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_RX * 4, u8) -#define GDBPORT_SERIAL_TX __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_TX * 4, u8) -#define GDBPORT_SERIAL_DLL __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_DLL * 4, u8) -#define GDBPORT_SERIAL_DLM __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_DLM * 4, u8) -#define GDBPORT_SERIAL_IER __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_IER * 4, u8) -#define GDBPORT_SERIAL_IIR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_IIR * 4, u8) -#define GDBPORT_SERIAL_FCR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_FCR * 4, u8) -#define GDBPORT_SERIAL_LCR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_LCR * 4, u8) -#define GDBPORT_SERIAL_MCR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_MCR * 4, u8) -#define GDBPORT_SERIAL_LSR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_LSR * 4, u8) -#define GDBPORT_SERIAL_MSR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_MSR * 4, u8) -#define GDBPORT_SERIAL_SCR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_SCR * 4, u8) -#define GDBPORT_SERIAL_IRQ SERIAL_IRQ - -#elif defined(CONFIG_GDBSTUB_ON_TTYS1) -#error The ASB2305 doesnt have a /dev/ttyS1 -#endif - -#ifndef __ASSEMBLY__ - -#define TTYS0_TX __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_TX * 4, u8) -#define TTYS0_MCR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_MCR * 4, u8) -#define TTYS0_LSR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_LSR * 4, u8) -#define TTYS0_MSR __SYSREG(SERIAL_PORT0_BASE_ADDRESS + UART_MSR * 4, u8) - -#define LSR_WAIT_FOR(STATE) \ -do { \ - while (!(TTYS0_LSR & UART_LSR_##STATE)) {} \ -} while (0) -#define FLOWCTL_WAIT_FOR(LINE) \ -do { \ - while (!(TTYS0_MSR & UART_MSR_##LINE)) {} \ -} while (0) -#define FLOWCTL_CLEAR(LINE) \ -do { \ - TTYS0_MCR &= ~UART_MCR_##LINE; \ -} while (0) -#define FLOWCTL_SET(LINE) \ -do { \ - TTYS0_MCR |= UART_MCR_##LINE; \ -} while (0) -#define FLOWCTL_QUERY(LINE) ({ TTYS0_MSR & UART_MSR_##LINE; }) - -static inline void __debug_to_serial(const char *p, int n) -{ - char ch; - - FLOWCTL_SET(DTR); - - for (; n > 0; n--) { - LSR_WAIT_FOR(THRE); - FLOWCTL_WAIT_FOR(CTS); - - ch = *p++; - if (ch == 0x0a) { - TTYS0_TX = 0x0d; - LSR_WAIT_FOR(THRE); - FLOWCTL_WAIT_FOR(CTS); - } - TTYS0_TX = ch; - } - - FLOWCTL_CLEAR(DTR); -} - -#endif /* !__ASSEMBLY__ */ - -#endif /* CONFIG_GDBSTUB_ON_TTYSx */ - -#endif /* _ASM_UNIT_SERIAL_H */ diff --git a/arch/mn10300/unit-asb2305/include/unit/timex.h b/arch/mn10300/unit-asb2305/include/unit/timex.h deleted file mode 100644 index 4cefc224f448..000000000000 --- a/arch/mn10300/unit-asb2305/include/unit/timex.h +++ /dev/null @@ -1,146 +0,0 @@ -/* ASB2305-specific timer specifications - * - * Copyright (C) 2007, 2010 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#ifndef _ASM_UNIT_TIMEX_H -#define _ASM_UNIT_TIMEX_H - -#include <asm/timer-regs.h> -#include <unit/clock.h> -#include <asm/param.h> - -/* - * jiffies counter specifications - */ - -#define TMJCBR_MAX 0xffff -#define TMJCIRQ TM1IRQ -#define TMJCICR TM1ICR - -#ifndef __ASSEMBLY__ - -#define MN10300_SRC_IOCLK MN10300_IOCLK - -#ifndef HZ -# error HZ undeclared. -#endif /* !HZ */ -/* use as little prescaling as possible to avoid losing accuracy */ -#if (MN10300_SRC_IOCLK + HZ / 2) / HZ - 1 <= TMJCBR_MAX -# define IOCLK_PRESCALE 1 -# define JC_TIMER_CLKSRC TM0MD_SRC_IOCLK -# define TSC_TIMER_CLKSRC TM4MD_SRC_IOCLK -#elif (MN10300_SRC_IOCLK / 8 + HZ / 2) / HZ - 1 <= TMJCBR_MAX -# define IOCLK_PRESCALE 8 -# define JC_TIMER_CLKSRC TM0MD_SRC_IOCLK_8 -# define TSC_TIMER_CLKSRC TM4MD_SRC_IOCLK_8 -#elif (MN10300_SRC_IOCLK / 32 + HZ / 2) / HZ - 1 <= TMJCBR_MAX -# define IOCLK_PRESCALE 32 -# define JC_TIMER_CLKSRC TM0MD_SRC_IOCLK_32 -# define TSC_TIMER_CLKSRC TM4MD_SRC_IOCLK_32 -#else -# error You lose. -#endif - -#define MN10300_JCCLK (MN10300_SRC_IOCLK / IOCLK_PRESCALE) -#define MN10300_TSCCLK (MN10300_SRC_IOCLK / IOCLK_PRESCALE) - -#define MN10300_JC_PER_HZ ((MN10300_JCCLK + HZ / 2) / HZ) -#define MN10300_TSC_PER_HZ ((MN10300_TSCCLK + HZ / 2) / HZ) - -static inline void stop_jiffies_counter(void) -{ - u16 tmp; - TM01MD = JC_TIMER_CLKSRC | TM1MD_SRC_TM0CASCADE << 8; - tmp = TM01MD; -} - -static inline void reload_jiffies_counter(u32 cnt) -{ - u32 tmp; - - TM01BR = cnt; - tmp = TM01BR; - - TM01MD = JC_TIMER_CLKSRC | \ - TM1MD_SRC_TM0CASCADE << 8 | \ - TM0MD_INIT_COUNTER | \ - TM1MD_INIT_COUNTER << 8; - - - TM01MD = JC_TIMER_CLKSRC | \ - TM1MD_SRC_TM0CASCADE << 8 | \ - TM0MD_COUNT_ENABLE | \ - TM1MD_COUNT_ENABLE << 8; - - tmp = TM01MD; -} - -#endif /* !__ASSEMBLY__ */ - - -/* - * timestamp counter specifications - */ - -#define TMTSCBR_MAX 0xffffffff -#define TMTSCBC TM45BC - -#ifndef __ASSEMBLY__ - -static inline void startup_timestamp_counter(void) -{ - u32 t32; - - /* set up timer 4 & 5 cascaded as a 32-bit counter to count real time - * - count down from 4Gig-1 to 0 and wrap at IOCLK rate - */ - TM45BR = TMTSCBR_MAX; - t32 = TM45BR; - - TM4MD = TSC_TIMER_CLKSRC; - TM4MD |= TM4MD_INIT_COUNTER; - TM4MD &= ~TM4MD_INIT_COUNTER; - TM4ICR = 0; - t32 = TM4ICR; - - TM5MD = TM5MD_SRC_TM4CASCADE; - TM5MD |= TM5MD_INIT_COUNTER; - TM5MD &= ~TM5MD_INIT_COUNTER; - TM5ICR = 0; - t32 = TM5ICR; - - TM5MD |= TM5MD_COUNT_ENABLE; - TM4MD |= TM4MD_COUNT_ENABLE; - t32 = TM5MD; - t32 = TM4MD; -} - -static inline void shutdown_timestamp_counter(void) -{ - u8 t8; - TM4MD = 0; - TM5MD = 0; - t8 = TM4MD; - t8 = TM5MD; -} - -/* - * we use a cascaded pair of 16-bit down-counting timers to count I/O - * clock cycles for the purposes of time keeping - */ -typedef unsigned long cycles_t; - -static inline cycles_t read_timestamp_counter(void) -{ - return (cycles_t)~TMTSCBC; -} - -#endif /* !__ASSEMBLY__ */ - -#endif /* _ASM_UNIT_TIMEX_H */ |