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Diffstat (limited to 'arch/m68k/include/asm/MC68328.h')
| -rw-r--r-- | arch/m68k/include/asm/MC68328.h | 1268 |
1 files changed, 1268 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/MC68328.h b/arch/m68k/include/asm/MC68328.h new file mode 100644 index 000000000..6e14e9226 --- /dev/null +++ b/arch/m68k/include/asm/MC68328.h @@ -0,0 +1,1268 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/* include/asm-m68knommu/MC68328.h: '328 control registers + * + * Copyright (C) 1999 Vladimir Gurevich <vgurevic@cisco.com> + * Bear & Hare Software, Inc. + * + * Based on include/asm-m68knommu/MC68332.h + * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>, + * + */ +#include <linux/compiler.h> + +#ifndef _MC68328_H_ +#define _MC68328_H_ + +#define BYTE_REF(addr) (*((volatile unsigned char*)addr)) +#define WORD_REF(addr) (*((volatile unsigned short*)addr)) +#define LONG_REF(addr) (*((volatile unsigned long*)addr)) + +#define PUT_FIELD(field, val) (((val) << field##_SHIFT) & field##_MASK) +#define GET_FIELD(reg, field) (((reg) & field##_MASK) >> field##_SHIFT) + +/********** + * + * 0xFFFFF0xx -- System Control + * + **********/ + +/* + * System Control Register (SCR) + */ +#define SCR_ADDR 0xfffff000 +#define SCR BYTE_REF(SCR_ADDR) + +#define SCR_WDTH8 0x01 /* 8-Bit Width Select */ +#define SCR_DMAP 0x04 /* Double Map */ +#define SCR_SO 0x08 /* Supervisor Only */ +#define SCR_BETEN 0x10 /* Bus-Error Time-Out Enable */ +#define SCR_PRV 0x20 /* Privilege Violation */ +#define SCR_WPV 0x40 /* Write Protect Violation */ +#define SCR_BETO 0x80 /* Bus-Error TimeOut */ + +/* + * Mask Revision Register + */ +#define MRR_ADDR 0xfffff004 +#define MRR LONG_REF(MRR_ADDR) + +/********** + * + * 0xFFFFF1xx -- Chip-Select logic + * + **********/ + +/********** + * + * 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control + * + **********/ + +/* + * Group Base Address Registers + */ +#define GRPBASEA_ADDR 0xfffff100 +#define GRPBASEB_ADDR 0xfffff102 +#define GRPBASEC_ADDR 0xfffff104 +#define GRPBASED_ADDR 0xfffff106 + +#define GRPBASEA WORD_REF(GRPBASEA_ADDR) +#define GRPBASEB WORD_REF(GRPBASEB_ADDR) +#define GRPBASEC WORD_REF(GRPBASEC_ADDR) +#define GRPBASED WORD_REF(GRPBASED_ADDR) + +#define GRPBASE_V 0x0001 /* Valid */ +#define GRPBASE_GBA_MASK 0xfff0 /* Group Base Address (bits 31-20) */ + +/* + * Group Base Address Mask Registers + */ +#define GRPMASKA_ADDR 0xfffff108 +#define GRPMASKB_ADDR 0xfffff10a +#define GRPMASKC_ADDR 0xfffff10c +#define GRPMASKD_ADDR 0xfffff10e + +#define GRPMASKA WORD_REF(GRPMASKA_ADDR) +#define GRPMASKB WORD_REF(GRPMASKB_ADDR) +#define GRPMASKC WORD_REF(GRPMASKC_ADDR) +#define GRPMASKD WORD_REF(GRPMASKD_ADDR) + +#define GRMMASK_GMA_MASK 0xfffff0 /* Group Base Mask (bits 31-20) */ + +/* + * Chip-Select Option Registers (group A) + */ +#define CSA0_ADDR 0xfffff110 +#define CSA1_ADDR 0xfffff114 +#define CSA2_ADDR 0xfffff118 +#define CSA3_ADDR 0xfffff11c + +#define CSA0 LONG_REF(CSA0_ADDR) +#define CSA1 LONG_REF(CSA1_ADDR) +#define CSA2 LONG_REF(CSA2_ADDR) +#define CSA3 LONG_REF(CSA3_ADDR) + +#define CSA_WAIT_MASK 0x00000007 /* Wait State Selection */ +#define CSA_WAIT_SHIFT 0 +#define CSA_RO 0x00000008 /* Read-Only */ +#define CSA_AM_MASK 0x0000ff00 /* Address Mask (bits 23-16) */ +#define CSA_AM_SHIFT 8 +#define CSA_BUSW 0x00010000 /* Bus Width Select */ +#define CSA_AC_MASK 0xff000000 /* Address Compare (bits 23-16) */ +#define CSA_AC_SHIFT 24 + +/* + * Chip-Select Option Registers (group B) + */ +#define CSB0_ADDR 0xfffff120 +#define CSB1_ADDR 0xfffff124 +#define CSB2_ADDR 0xfffff128 +#define CSB3_ADDR 0xfffff12c + +#define CSB0 LONG_REF(CSB0_ADDR) +#define CSB1 LONG_REF(CSB1_ADDR) +#define CSB2 LONG_REF(CSB2_ADDR) +#define CSB3 LONG_REF(CSB3_ADDR) + +#define CSB_WAIT_MASK 0x00000007 /* Wait State Selection */ +#define CSB_WAIT_SHIFT 0 +#define CSB_RO 0x00000008 /* Read-Only */ +#define CSB_AM_MASK 0x0000ff00 /* Address Mask (bits 23-16) */ +#define CSB_AM_SHIFT 8 +#define CSB_BUSW 0x00010000 /* Bus Width Select */ +#define CSB_AC_MASK 0xff000000 /* Address Compare (bits 23-16) */ +#define CSB_AC_SHIFT 24 + +/* + * Chip-Select Option Registers (group C) + */ +#define CSC0_ADDR 0xfffff130 +#define CSC1_ADDR 0xfffff134 +#define CSC2_ADDR 0xfffff138 +#define CSC3_ADDR 0xfffff13c + +#define CSC0 LONG_REF(CSC0_ADDR) +#define CSC1 LONG_REF(CSC1_ADDR) +#define CSC2 LONG_REF(CSC2_ADDR) +#define CSC3 LONG_REF(CSC3_ADDR) + +#define CSC_WAIT_MASK 0x00000007 /* Wait State Selection */ +#define CSC_WAIT_SHIFT 0 +#define CSC_RO 0x00000008 /* Read-Only */ +#define CSC_AM_MASK 0x0000fff0 /* Address Mask (bits 23-12) */ +#define CSC_AM_SHIFT 4 +#define CSC_BUSW 0x00010000 /* Bus Width Select */ +#define CSC_AC_MASK 0xfff00000 /* Address Compare (bits 23-12) */ +#define CSC_AC_SHIFT 20 + +/* + * Chip-Select Option Registers (group D) + */ +#define CSD0_ADDR 0xfffff140 +#define CSD1_ADDR 0xfffff144 +#define CSD2_ADDR 0xfffff148 +#define CSD3_ADDR 0xfffff14c + +#define CSD0 LONG_REF(CSD0_ADDR) +#define CSD1 LONG_REF(CSD1_ADDR) +#define CSD2 LONG_REF(CSD2_ADDR) +#define CSD3 LONG_REF(CSD3_ADDR) + +#define CSD_WAIT_MASK 0x00000007 /* Wait State Selection */ +#define CSD_WAIT_SHIFT 0 +#define CSD_RO 0x00000008 /* Read-Only */ +#define CSD_AM_MASK 0x0000fff0 /* Address Mask (bits 23-12) */ +#define CSD_AM_SHIFT 4 +#define CSD_BUSW 0x00010000 /* Bus Width Select */ +#define CSD_AC_MASK 0xfff00000 /* Address Compare (bits 23-12) */ +#define CSD_AC_SHIFT 20 + +/********** + * + * 0xFFFFF2xx -- Phase Locked Loop (PLL) & Power Control + * + **********/ + +/* + * PLL Control Register + */ +#define PLLCR_ADDR 0xfffff200 +#define PLLCR WORD_REF(PLLCR_ADDR) + +#define PLLCR_DISPLL 0x0008 /* Disable PLL */ +#define PLLCR_CLKEN 0x0010 /* Clock (CLKO pin) enable */ +#define PLLCR_SYSCLK_SEL_MASK 0x0700 /* System Clock Selection */ +#define PLLCR_SYSCLK_SEL_SHIFT 8 +#define PLLCR_PIXCLK_SEL_MASK 0x3800 /* LCD Clock Selection */ +#define PLLCR_PIXCLK_SEL_SHIFT 11 + +/* 'EZ328-compatible definitions */ +#define PLLCR_LCDCLK_SEL_MASK PLLCR_PIXCLK_SEL_MASK +#define PLLCR_LCDCLK_SEL_SHIFT PLLCR_PIXCLK_SEL_SHIFT + +/* + * PLL Frequency Select Register + */ +#define PLLFSR_ADDR 0xfffff202 +#define PLLFSR WORD_REF(PLLFSR_ADDR) + +#define PLLFSR_PC_MASK 0x00ff /* P Count */ +#define PLLFSR_PC_SHIFT 0 +#define PLLFSR_QC_MASK 0x0f00 /* Q Count */ +#define PLLFSR_QC_SHIFT 8 +#define PLLFSR_PROT 0x4000 /* Protect P & Q */ +#define PLLFSR_CLK32 0x8000 /* Clock 32 (kHz) */ + +/* + * Power Control Register + */ +#define PCTRL_ADDR 0xfffff207 +#define PCTRL BYTE_REF(PCTRL_ADDR) + +#define PCTRL_WIDTH_MASK 0x1f /* CPU Clock bursts width */ +#define PCTRL_WIDTH_SHIFT 0 +#define PCTRL_STOP 0x40 /* Enter power-save mode immediately */ +#define PCTRL_PCEN 0x80 /* Power Control Enable */ + +/********** + * + * 0xFFFFF3xx -- Interrupt Controller + * + **********/ + +/* + * Interrupt Vector Register + */ +#define IVR_ADDR 0xfffff300 +#define IVR BYTE_REF(IVR_ADDR) + +#define IVR_VECTOR_MASK 0xF8 + +/* + * Interrupt control Register + */ +#define ICR_ADRR 0xfffff302 +#define ICR WORD_REF(ICR_ADDR) + +#define ICR_ET6 0x0100 /* Edge Trigger Select for IRQ6 */ +#define ICR_ET3 0x0200 /* Edge Trigger Select for IRQ3 */ +#define ICR_ET2 0x0400 /* Edge Trigger Select for IRQ2 */ +#define ICR_ET1 0x0800 /* Edge Trigger Select for IRQ1 */ +#define ICR_POL6 0x1000 /* Polarity Control for IRQ6 */ +#define ICR_POL3 0x2000 /* Polarity Control for IRQ3 */ +#define ICR_POL2 0x4000 /* Polarity Control for IRQ2 */ +#define ICR_POL1 0x8000 /* Polarity Control for IRQ1 */ + +/* + * Interrupt Mask Register + */ +#define IMR_ADDR 0xfffff304 +#define IMR LONG_REF(IMR_ADDR) + +/* + * Define the names for bit positions first. This is useful for + * request_irq + */ +#define SPIM_IRQ_NUM 0 /* SPI Master interrupt */ +#define TMR2_IRQ_NUM 1 /* Timer 2 interrupt */ +#define UART_IRQ_NUM 2 /* UART interrupt */ +#define WDT_IRQ_NUM 3 /* Watchdog Timer interrupt */ +#define RTC_IRQ_NUM 4 /* RTC interrupt */ +#define KB_IRQ_NUM 6 /* Keyboard Interrupt */ +#define PWM_IRQ_NUM 7 /* Pulse-Width Modulator int. */ +#define INT0_IRQ_NUM 8 /* External INT0 */ +#define INT1_IRQ_NUM 9 /* External INT1 */ +#define INT2_IRQ_NUM 10 /* External INT2 */ +#define INT3_IRQ_NUM 11 /* External INT3 */ +#define INT4_IRQ_NUM 12 /* External INT4 */ +#define INT5_IRQ_NUM 13 /* External INT5 */ +#define INT6_IRQ_NUM 14 /* External INT6 */ +#define INT7_IRQ_NUM 15 /* External INT7 */ +#define IRQ1_IRQ_NUM 16 /* IRQ1 */ +#define IRQ2_IRQ_NUM 17 /* IRQ2 */ +#define IRQ3_IRQ_NUM 18 /* IRQ3 */ +#define IRQ6_IRQ_NUM 19 /* IRQ6 */ +#define PEN_IRQ_NUM 20 /* Pen Interrupt */ +#define SPIS_IRQ_NUM 21 /* SPI Slave Interrupt */ +#define TMR1_IRQ_NUM 22 /* Timer 1 interrupt */ +#define IRQ7_IRQ_NUM 23 /* IRQ7 */ + +/* '328-compatible definitions */ +#define SPI_IRQ_NUM SPIM_IRQ_NUM +#define TMR_IRQ_NUM TMR1_IRQ_NUM + +/* + * Here go the bitmasks themselves + */ +#define IMR_MSPIM (1 << SPIM_IRQ_NUM) /* Mask SPI Master interrupt */ +#define IMR_MTMR2 (1 << TMR2_IRQ_NUM) /* Mask Timer 2 interrupt */ +#define IMR_MUART (1 << UART_IRQ_NUM) /* Mask UART interrupt */ +#define IMR_MWDT (1 << WDT_IRQ_NUM) /* Mask Watchdog Timer interrupt */ +#define IMR_MRTC (1 << RTC_IRQ_NUM) /* Mask RTC interrupt */ +#define IMR_MKB (1 << KB_IRQ_NUM) /* Mask Keyboard Interrupt */ +#define IMR_MPWM (1 << PWM_IRQ_NUM) /* Mask Pulse-Width Modulator int. */ +#define IMR_MINT0 (1 << INT0_IRQ_NUM) /* Mask External INT0 */ +#define IMR_MINT1 (1 << INT1_IRQ_NUM) /* Mask External INT1 */ +#define IMR_MINT2 (1 << INT2_IRQ_NUM) /* Mask External INT2 */ +#define IMR_MINT3 (1 << INT3_IRQ_NUM) /* Mask External INT3 */ +#define IMR_MINT4 (1 << INT4_IRQ_NUM) /* Mask External INT4 */ +#define IMR_MINT5 (1 << INT5_IRQ_NUM) /* Mask External INT5 */ +#define IMR_MINT6 (1 << INT6_IRQ_NUM) /* Mask External INT6 */ +#define IMR_MINT7 (1 << INT7_IRQ_NUM) /* Mask External INT7 */ +#define IMR_MIRQ1 (1 << IRQ1_IRQ_NUM) /* Mask IRQ1 */ +#define IMR_MIRQ2 (1 << IRQ2_IRQ_NUM) /* Mask IRQ2 */ +#define IMR_MIRQ3 (1 << IRQ3_IRQ_NUM) /* Mask IRQ3 */ +#define IMR_MIRQ6 (1 << IRQ6_IRQ_NUM) /* Mask IRQ6 */ +#define IMR_MPEN (1 << PEN_IRQ_NUM) /* Mask Pen Interrupt */ +#define IMR_MSPIS (1 << SPIS_IRQ_NUM) /* Mask SPI Slave Interrupt */ +#define IMR_MTMR1 (1 << TMR1_IRQ_NUM) /* Mask Timer 1 interrupt */ +#define IMR_MIRQ7 (1 << IRQ7_IRQ_NUM) /* Mask IRQ7 */ + +/* 'EZ328-compatible definitions */ +#define IMR_MSPI IMR_MSPIM +#define IMR_MTMR IMR_MTMR1 + +/* + * Interrupt Wake-Up Enable Register + */ +#define IWR_ADDR 0xfffff308 +#define IWR LONG_REF(IWR_ADDR) + +#define IWR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ +#define IWR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ +#define IWR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ +#define IWR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ +#define IWR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */ +#define IWR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */ +#define IWR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator int. */ +#define IWR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */ +#define IWR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */ +#define IWR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */ +#define IWR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */ +#define IWR_INT4 (1 << INT4_IRQ_NUM) /* External INT4 */ +#define IWR_INT5 (1 << INT5_IRQ_NUM) /* External INT5 */ +#define IWR_INT6 (1 << INT6_IRQ_NUM) /* External INT6 */ +#define IWR_INT7 (1 << INT7_IRQ_NUM) /* External INT7 */ +#define IWR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */ +#define IWR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */ +#define IWR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */ +#define IWR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */ +#define IWR_PEN (1 << PEN_IRQ_NUM) /* Pen Interrupt */ +#define IWR_SPIS (1 << SPIS_IRQ_NUM) /* SPI Slave Interrupt */ +#define IWR_TMR1 (1 << TMR1_IRQ_NUM) /* Timer 1 interrupt */ +#define IWR_IRQ7 (1 << IRQ7_IRQ_NUM) /* IRQ7 */ + +/* + * Interrupt Status Register + */ +#define ISR_ADDR 0xfffff30c +#define ISR LONG_REF(ISR_ADDR) + +#define ISR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ +#define ISR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ +#define ISR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ +#define ISR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ +#define ISR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */ +#define ISR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */ +#define ISR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator int. */ +#define ISR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */ +#define ISR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */ +#define ISR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */ +#define ISR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */ +#define ISR_INT4 (1 << INT4_IRQ_NUM) /* External INT4 */ +#define ISR_INT5 (1 << INT5_IRQ_NUM) /* External INT5 */ +#define ISR_INT6 (1 << INT6_IRQ_NUM) /* External INT6 */ +#define ISR_INT7 (1 << INT7_IRQ_NUM) /* External INT7 */ +#define ISR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */ +#define ISR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */ +#define ISR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */ +#define ISR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */ +#define ISR_PEN (1 << PEN_IRQ_NUM) /* Pen Interrupt */ +#define ISR_SPIS (1 << SPIS_IRQ_NUM) /* SPI Slave Interrupt */ +#define ISR_TMR1 (1 << TMR1_IRQ_NUM) /* Timer 1 interrupt */ +#define ISR_IRQ7 (1 << IRQ7_IRQ_NUM) /* IRQ7 */ + +/* 'EZ328-compatible definitions */ +#define ISR_SPI ISR_SPIM +#define ISR_TMR ISR_TMR1 + +/* + * Interrupt Pending Register + */ +#define IPR_ADDR 0xfffff310 +#define IPR LONG_REF(IPR_ADDR) + +#define IPR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ +#define IPR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ +#define IPR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ +#define IPR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ +#define IPR_RTC (1 << RTC_IRQ_NUM) /* RTC interrupt */ +#define IPR_KB (1 << KB_IRQ_NUM) /* Keyboard Interrupt */ +#define IPR_PWM (1 << PWM_IRQ_NUM) /* Pulse-Width Modulator int. */ +#define IPR_INT0 (1 << INT0_IRQ_NUM) /* External INT0 */ +#define IPR_INT1 (1 << INT1_IRQ_NUM) /* External INT1 */ +#define IPR_INT2 (1 << INT2_IRQ_NUM) /* External INT2 */ +#define IPR_INT3 (1 << INT3_IRQ_NUM) /* External INT3 */ +#define IPR_INT4 (1 << INT4_IRQ_NUM) /* External INT4 */ +#define IPR_INT5 (1 << INT5_IRQ_NUM) /* External INT5 */ +#define IPR_INT6 (1 << INT6_IRQ_NUM) /* External INT6 */ +#define IPR_INT7 (1 << INT7_IRQ_NUM) /* External INT7 */ +#define IPR_IRQ1 (1 << IRQ1_IRQ_NUM) /* IRQ1 */ +#define IPR_IRQ2 (1 << IRQ2_IRQ_NUM) /* IRQ2 */ +#define IPR_IRQ3 (1 << IRQ3_IRQ_NUM) /* IRQ3 */ +#define IPR_IRQ6 (1 << IRQ6_IRQ_NUM) /* IRQ6 */ +#define IPR_PEN (1 << PEN_IRQ_NUM) /* Pen Interrupt */ +#define IPR_SPIS (1 << SPIS_IRQ_NUM) /* SPI Slave Interrupt */ +#define IPR_TMR1 (1 << TMR1_IRQ_NUM) /* Timer 1 interrupt */ +#define IPR_IRQ7 (1 << IRQ7_IRQ_NUM) /* IRQ7 */ + +/* 'EZ328-compatible definitions */ +#define IPR_SPI IPR_SPIM +#define IPR_TMR IPR_TMR1 + +/********** + * + * 0xFFFFF4xx -- Parallel Ports + * + **********/ + +/* + * Port A + */ +#define PADIR_ADDR 0xfffff400 /* Port A direction reg */ +#define PADATA_ADDR 0xfffff401 /* Port A data register */ +#define PASEL_ADDR 0xfffff403 /* Port A Select register */ + +#define PADIR BYTE_REF(PADIR_ADDR) +#define PADATA BYTE_REF(PADATA_ADDR) +#define PASEL BYTE_REF(PASEL_ADDR) + +#define PA(x) (1 << (x)) +#define PA_A(x) PA((x) - 16) /* This is specific to PA only! */ + +#define PA_A16 PA(0) /* Use A16 as PA(0) */ +#define PA_A17 PA(1) /* Use A17 as PA(1) */ +#define PA_A18 PA(2) /* Use A18 as PA(2) */ +#define PA_A19 PA(3) /* Use A19 as PA(3) */ +#define PA_A20 PA(4) /* Use A20 as PA(4) */ +#define PA_A21 PA(5) /* Use A21 as PA(5) */ +#define PA_A22 PA(6) /* Use A22 as PA(6) */ +#define PA_A23 PA(7) /* Use A23 as PA(7) */ + +/* + * Port B + */ +#define PBDIR_ADDR 0xfffff408 /* Port B direction reg */ +#define PBDATA_ADDR 0xfffff409 /* Port B data register */ +#define PBSEL_ADDR 0xfffff40b /* Port B Select Register */ + +#define PBDIR BYTE_REF(PBDIR_ADDR) +#define PBDATA BYTE_REF(PBDATA_ADDR) +#define PBSEL BYTE_REF(PBSEL_ADDR) + +#define PB(x) (1 << (x)) +#define PB_D(x) PB(x) /* This is specific to port B only */ + +#define PB_D0 PB(0) /* Use D0 as PB(0) */ +#define PB_D1 PB(1) /* Use D1 as PB(1) */ +#define PB_D2 PB(2) /* Use D2 as PB(2) */ +#define PB_D3 PB(3) /* Use D3 as PB(3) */ +#define PB_D4 PB(4) /* Use D4 as PB(4) */ +#define PB_D5 PB(5) /* Use D5 as PB(5) */ +#define PB_D6 PB(6) /* Use D6 as PB(6) */ +#define PB_D7 PB(7) /* Use D7 as PB(7) */ + +/* + * Port C + */ +#define PCDIR_ADDR 0xfffff410 /* Port C direction reg */ +#define PCDATA_ADDR 0xfffff411 /* Port C data register */ +#define PCSEL_ADDR 0xfffff413 /* Port C Select Register */ + +#define PCDIR BYTE_REF(PCDIR_ADDR) +#define PCDATA BYTE_REF(PCDATA_ADDR) +#define PCSEL BYTE_REF(PCSEL_ADDR) + +#define PC(x) (1 << (x)) + +#define PC_WE PC(6) /* Use WE as PC(6) */ +#define PC_DTACK PC(5) /* Use DTACK as PC(5) */ +#define PC_IRQ7 PC(4) /* Use IRQ7 as PC(4) */ +#define PC_LDS PC(2) /* Use LDS as PC(2) */ +#define PC_UDS PC(1) /* Use UDS as PC(1) */ +#define PC_MOCLK PC(0) /* Use MOCLK as PC(0) */ + +/* + * Port D + */ +#define PDDIR_ADDR 0xfffff418 /* Port D direction reg */ +#define PDDATA_ADDR 0xfffff419 /* Port D data register */ +#define PDPUEN_ADDR 0xfffff41a /* Port D Pull-Up enable reg */ +#define PDPOL_ADDR 0xfffff41c /* Port D Polarity Register */ +#define PDIRQEN_ADDR 0xfffff41d /* Port D IRQ enable register */ +#define PDIQEG_ADDR 0xfffff41f /* Port D IRQ Edge Register */ + +#define PDDIR BYTE_REF(PDDIR_ADDR) +#define PDDATA BYTE_REF(PDDATA_ADDR) +#define PDPUEN BYTE_REF(PDPUEN_ADDR) +#define PDPOL BYTE_REF(PDPOL_ADDR) +#define PDIRQEN BYTE_REF(PDIRQEN_ADDR) +#define PDIQEG BYTE_REF(PDIQEG_ADDR) + +#define PD(x) (1 << (x)) +#define PD_KB(x) PD(x) /* This is specific for Port D only */ + +#define PD_KB0 PD(0) /* Use KB0 as PD(0) */ +#define PD_KB1 PD(1) /* Use KB1 as PD(1) */ +#define PD_KB2 PD(2) /* Use KB2 as PD(2) */ +#define PD_KB3 PD(3) /* Use KB3 as PD(3) */ +#define PD_KB4 PD(4) /* Use KB4 as PD(4) */ +#define PD_KB5 PD(5) /* Use KB5 as PD(5) */ +#define PD_KB6 PD(6) /* Use KB6 as PD(6) */ +#define PD_KB7 PD(7) /* Use KB7 as PD(7) */ + +/* + * Port E + */ +#define PEDIR_ADDR 0xfffff420 /* Port E direction reg */ +#define PEDATA_ADDR 0xfffff421 /* Port E data register */ +#define PEPUEN_ADDR 0xfffff422 /* Port E Pull-Up enable reg */ +#define PESEL_ADDR 0xfffff423 /* Port E Select Register */ + +#define PEDIR BYTE_REF(PEDIR_ADDR) +#define PEDATA BYTE_REF(PEDATA_ADDR) +#define PEPUEN BYTE_REF(PEPUEN_ADDR) +#define PESEL BYTE_REF(PESEL_ADDR) + +#define PE(x) (1 << (x)) + +#define PE_CSA1 PE(1) /* Use CSA1 as PE(1) */ +#define PE_CSA2 PE(2) /* Use CSA2 as PE(2) */ +#define PE_CSA3 PE(3) /* Use CSA3 as PE(3) */ +#define PE_CSB0 PE(4) /* Use CSB0 as PE(4) */ +#define PE_CSB1 PE(5) /* Use CSB1 as PE(5) */ +#define PE_CSB2 PE(6) /* Use CSB2 as PE(6) */ +#define PE_CSB3 PE(7) /* Use CSB3 as PE(7) */ + +/* + * Port F + */ +#define PFDIR_ADDR 0xfffff428 /* Port F direction reg */ +#define PFDATA_ADDR 0xfffff429 /* Port F data register */ +#define PFPUEN_ADDR 0xfffff42a /* Port F Pull-Up enable reg */ +#define PFSEL_ADDR 0xfffff42b /* Port F Select Register */ + +#define PFDIR BYTE_REF(PFDIR_ADDR) +#define PFDATA BYTE_REF(PFDATA_ADDR) +#define PFPUEN BYTE_REF(PFPUEN_ADDR) +#define PFSEL BYTE_REF(PFSEL_ADDR) + +#define PF(x) (1 << (x)) +#define PF_A(x) PF((x) - 24) /* This is Port F specific only */ + +#define PF_A24 PF(0) /* Use A24 as PF(0) */ +#define PF_A25 PF(1) /* Use A25 as PF(1) */ +#define PF_A26 PF(2) /* Use A26 as PF(2) */ +#define PF_A27 PF(3) /* Use A27 as PF(3) */ +#define PF_A28 PF(4) /* Use A28 as PF(4) */ +#define PF_A29 PF(5) /* Use A29 as PF(5) */ +#define PF_A30 PF(6) /* Use A30 as PF(6) */ +#define PF_A31 PF(7) /* Use A31 as PF(7) */ + +/* + * Port G + */ +#define PGDIR_ADDR 0xfffff430 /* Port G direction reg */ +#define PGDATA_ADDR 0xfffff431 /* Port G data register */ +#define PGPUEN_ADDR 0xfffff432 /* Port G Pull-Up enable reg */ +#define PGSEL_ADDR 0xfffff433 /* Port G Select Register */ + +#define PGDIR BYTE_REF(PGDIR_ADDR) +#define PGDATA BYTE_REF(PGDATA_ADDR) +#define PGPUEN BYTE_REF(PGPUEN_ADDR) +#define PGSEL BYTE_REF(PGSEL_ADDR) + +#define PG(x) (1 << (x)) + +#define PG_UART_TXD PG(0) /* Use UART_TXD as PG(0) */ +#define PG_UART_RXD PG(1) /* Use UART_RXD as PG(1) */ +#define PG_PWMOUT PG(2) /* Use PWMOUT as PG(2) */ +#define PG_TOUT2 PG(3) /* Use TOUT2 as PG(3) */ +#define PG_TIN2 PG(4) /* Use TIN2 as PG(4) */ +#define PG_TOUT1 PG(5) /* Use TOUT1 as PG(5) */ +#define PG_TIN1 PG(6) /* Use TIN1 as PG(6) */ +#define PG_RTCOUT PG(7) /* Use RTCOUT as PG(7) */ + +/* + * Port J + */ +#define PJDIR_ADDR 0xfffff438 /* Port J direction reg */ +#define PJDATA_ADDR 0xfffff439 /* Port J data register */ +#define PJSEL_ADDR 0xfffff43b /* Port J Select Register */ + +#define PJDIR BYTE_REF(PJDIR_ADDR) +#define PJDATA BYTE_REF(PJDATA_ADDR) +#define PJSEL BYTE_REF(PJSEL_ADDR) + +#define PJ(x) (1 << (x)) + +#define PJ_CSD3 PJ(7) /* Use CSD3 as PJ(7) */ + +/* + * Port K + */ +#define PKDIR_ADDR 0xfffff440 /* Port K direction reg */ +#define PKDATA_ADDR 0xfffff441 /* Port K data register */ +#define PKPUEN_ADDR 0xfffff442 /* Port K Pull-Up enable reg */ +#define PKSEL_ADDR 0xfffff443 /* Port K Select Register */ + +#define PKDIR BYTE_REF(PKDIR_ADDR) +#define PKDATA BYTE_REF(PKDATA_ADDR) +#define PKPUEN BYTE_REF(PKPUEN_ADDR) +#define PKSEL BYTE_REF(PKSEL_ADDR) + +#define PK(x) (1 << (x)) + +/* + * Port M + */ +#define PMDIR_ADDR 0xfffff438 /* Port M direction reg */ +#define PMDATA_ADDR 0xfffff439 /* Port M data register */ +#define PMPUEN_ADDR 0xfffff43a /* Port M Pull-Up enable reg */ +#define PMSEL_ADDR 0xfffff43b /* Port M Select Register */ + +#define PMDIR BYTE_REF(PMDIR_ADDR) +#define PMDATA BYTE_REF(PMDATA_ADDR) +#define PMPUEN BYTE_REF(PMPUEN_ADDR) +#define PMSEL BYTE_REF(PMSEL_ADDR) + +#define PM(x) (1 << (x)) + +/********** + * + * 0xFFFFF5xx -- Pulse-Width Modulator (PWM) + * + **********/ + +/* + * PWM Control Register + */ +#define PWMC_ADDR 0xfffff500 +#define PWMC WORD_REF(PWMC_ADDR) + +#define PWMC_CLKSEL_MASK 0x0007 /* Clock Selection */ +#define PWMC_CLKSEL_SHIFT 0 +#define PWMC_PWMEN 0x0010 /* Enable PWM */ +#define PMNC_POL 0x0020 /* PWM Output Bit Polarity */ +#define PWMC_PIN 0x0080 /* Current PWM output pin status */ +#define PWMC_LOAD 0x0100 /* Force a new period */ +#define PWMC_IRQEN 0x4000 /* Interrupt Request Enable */ +#define PWMC_CLKSRC 0x8000 /* Clock Source Select */ + +/* 'EZ328-compatible definitions */ +#define PWMC_EN PWMC_PWMEN + +/* + * PWM Period Register + */ +#define PWMP_ADDR 0xfffff502 +#define PWMP WORD_REF(PWMP_ADDR) + +/* + * PWM Width Register + */ +#define PWMW_ADDR 0xfffff504 +#define PWMW WORD_REF(PWMW_ADDR) + +/* + * PWM Counter Register + */ +#define PWMCNT_ADDR 0xfffff506 +#define PWMCNT WORD_REF(PWMCNT_ADDR) + +/********** + * + * 0xFFFFF6xx -- General-Purpose Timers + * + **********/ + +/* + * Timer Unit 1 and 2 Control Registers + */ +#define TCTL1_ADDR 0xfffff600 +#define TCTL1 WORD_REF(TCTL1_ADDR) +#define TCTL2_ADDR 0xfffff60c +#define TCTL2 WORD_REF(TCTL2_ADDR) + +#define TCTL_TEN 0x0001 /* Timer Enable */ +#define TCTL_CLKSOURCE_MASK 0x000e /* Clock Source: */ +#define TCTL_CLKSOURCE_STOP 0x0000 /* Stop count (disabled) */ +#define TCTL_CLKSOURCE_SYSCLK 0x0002 /* SYSCLK to prescaler */ +#define TCTL_CLKSOURCE_SYSCLK_16 0x0004 /* SYSCLK/16 to prescaler */ +#define TCTL_CLKSOURCE_TIN 0x0006 /* TIN to prescaler */ +#define TCTL_CLKSOURCE_32KHZ 0x0008 /* 32kHz clock to prescaler */ +#define TCTL_IRQEN 0x0010 /* IRQ Enable */ +#define TCTL_OM 0x0020 /* Output Mode */ +#define TCTL_CAP_MASK 0x00c0 /* Capture Edge: */ +#define TCTL_CAP_RE 0x0040 /* Capture on rizing edge */ +#define TCTL_CAP_FE 0x0080 /* Capture on falling edge */ +#define TCTL_FRR 0x0010 /* Free-Run Mode */ + +/* 'EZ328-compatible definitions */ +#define TCTL_ADDR TCTL1_ADDR +#define TCTL TCTL1 + +/* + * Timer Unit 1 and 2 Prescaler Registers + */ +#define TPRER1_ADDR 0xfffff602 +#define TPRER1 WORD_REF(TPRER1_ADDR) +#define TPRER2_ADDR 0xfffff60e +#define TPRER2 WORD_REF(TPRER2_ADDR) + +/* 'EZ328-compatible definitions */ +#define TPRER_ADDR TPRER1_ADDR +#define TPRER TPRER1 + +/* + * Timer Unit 1 and 2 Compare Registers + */ +#define TCMP1_ADDR 0xfffff604 +#define TCMP1 WORD_REF(TCMP1_ADDR) +#define TCMP2_ADDR 0xfffff610 +#define TCMP2 WORD_REF(TCMP2_ADDR) + +/* 'EZ328-compatible definitions */ +#define TCMP_ADDR TCMP1_ADDR +#define TCMP TCMP1 + +/* + * Timer Unit 1 and 2 Capture Registers + */ +#define TCR1_ADDR 0xfffff606 +#define TCR1 WORD_REF(TCR1_ADDR) +#define TCR2_ADDR 0xfffff612 +#define TCR2 WORD_REF(TCR2_ADDR) + +/* 'EZ328-compatible definitions */ +#define TCR_ADDR TCR1_ADDR +#define TCR TCR1 + +/* + * Timer Unit 1 and 2 Counter Registers + */ +#define TCN1_ADDR 0xfffff608 +#define TCN1 WORD_REF(TCN1_ADDR) +#define TCN2_ADDR 0xfffff614 +#define TCN2 WORD_REF(TCN2_ADDR) + +/* 'EZ328-compatible definitions */ +#define TCN_ADDR TCN1_ADDR +#define TCN TCN1 + +/* + * Timer Unit 1 and 2 Status Registers + */ +#define TSTAT1_ADDR 0xfffff60a +#define TSTAT1 WORD_REF(TSTAT1_ADDR) +#define TSTAT2_ADDR 0xfffff616 +#define TSTAT2 WORD_REF(TSTAT2_ADDR) + +#define TSTAT_COMP 0x0001 /* Compare Event occurred */ +#define TSTAT_CAPT 0x0001 /* Capture Event occurred */ + +/* 'EZ328-compatible definitions */ +#define TSTAT_ADDR TSTAT1_ADDR +#define TSTAT TSTAT1 + +/* + * Watchdog Compare Register + */ +#define WRR_ADDR 0xfffff61a +#define WRR WORD_REF(WRR_ADDR) + +/* + * Watchdog Counter Register + */ +#define WCN_ADDR 0xfffff61c +#define WCN WORD_REF(WCN_ADDR) + +/* + * Watchdog Control and Status Register + */ +#define WCSR_ADDR 0xfffff618 +#define WCSR WORD_REF(WCSR_ADDR) + +#define WCSR_WDEN 0x0001 /* Watchdog Enable */ +#define WCSR_FI 0x0002 /* Forced Interrupt (instead of SW reset)*/ +#define WCSR_WRST 0x0004 /* Watchdog Reset */ + +/********** + * + * 0xFFFFF7xx -- Serial Peripheral Interface Slave (SPIS) + * + **********/ + +/* + * SPI Slave Register + */ +#define SPISR_ADDR 0xfffff700 +#define SPISR WORD_REF(SPISR_ADDR) + +#define SPISR_DATA_ADDR 0xfffff701 +#define SPISR_DATA BYTE_REF(SPISR_DATA_ADDR) + +#define SPISR_DATA_MASK 0x00ff /* Shifted data from the external device */ +#define SPISR_DATA_SHIFT 0 +#define SPISR_SPISEN 0x0100 /* SPIS module enable */ +#define SPISR_POL 0x0200 /* SPSCLK polarity control */ +#define SPISR_PHA 0x0400 /* Phase relationship between SPSCLK & SPSRxD */ +#define SPISR_OVWR 0x0800 /* Data buffer has been overwritten */ +#define SPISR_DATARDY 0x1000 /* Data ready */ +#define SPISR_ENPOL 0x2000 /* Enable Polarity */ +#define SPISR_IRQEN 0x4000 /* SPIS IRQ Enable */ +#define SPISR_SPISIRQ 0x8000 /* SPIS IRQ posted */ + +/********** + * + * 0xFFFFF8xx -- Serial Peripheral Interface Master (SPIM) + * + **********/ + +/* + * SPIM Data Register + */ +#define SPIMDATA_ADDR 0xfffff800 +#define SPIMDATA WORD_REF(SPIMDATA_ADDR) + +/* + * SPIM Control/Status Register + */ +#define SPIMCONT_ADDR 0xfffff802 +#define SPIMCONT WORD_REF(SPIMCONT_ADDR) + +#define SPIMCONT_BIT_COUNT_MASK 0x000f /* Transfer Length in Bytes */ +#define SPIMCONT_BIT_COUNT_SHIFT 0 +#define SPIMCONT_POL 0x0010 /* SPMCLK Signel Polarity */ +#define SPIMCONT_PHA 0x0020 /* Clock/Data phase relationship */ +#define SPIMCONT_IRQEN 0x0040 /* IRQ Enable */ +#define SPIMCONT_SPIMIRQ 0x0080 /* Interrupt Request */ +#define SPIMCONT_XCH 0x0100 /* Exchange */ +#define SPIMCONT_RSPIMEN 0x0200 /* Enable SPIM */ +#define SPIMCONT_DATA_RATE_MASK 0xe000 /* SPIM Data Rate */ +#define SPIMCONT_DATA_RATE_SHIFT 13 + +/* 'EZ328-compatible definitions */ +#define SPIMCONT_IRQ SPIMCONT_SPIMIRQ +#define SPIMCONT_ENABLE SPIMCONT_SPIMEN +/********** + * + * 0xFFFFF9xx -- UART + * + **********/ + +/* + * UART Status/Control Register + */ +#define USTCNT_ADDR 0xfffff900 +#define USTCNT WORD_REF(USTCNT_ADDR) + +#define USTCNT_TXAVAILEN 0x0001 /* Transmitter Available Int Enable */ +#define USTCNT_TXHALFEN 0x0002 /* Transmitter Half Empty Int Enable */ +#define USTCNT_TXEMPTYEN 0x0004 /* Transmitter Empty Int Enable */ +#define USTCNT_RXREADYEN 0x0008 /* Receiver Ready Interrupt Enable */ +#define USTCNT_RXHALFEN 0x0010 /* Receiver Half-Full Int Enable */ +#define USTCNT_RXFULLEN 0x0020 /* Receiver Full Interrupt Enable */ +#define USTCNT_CTSDELTAEN 0x0040 /* CTS Delta Interrupt Enable */ +#define USTCNT_GPIODELTAEN 0x0080 /* Old Data Interrupt Enable */ +#define USTCNT_8_7 0x0100 /* Eight or seven-bit transmission */ +#define USTCNT_STOP 0x0200 /* Stop bit transmission */ +#define USTCNT_ODD_EVEN 0x0400 /* Odd Parity */ +#define USTCNT_PARITYEN 0x0800 /* Parity Enable */ +#define USTCNT_CLKMODE 0x1000 /* Clock Mode Select */ +#define USTCNT_TXEN 0x2000 /* Transmitter Enable */ +#define USTCNT_RXEN 0x4000 /* Receiver Enable */ +#define USTCNT_UARTEN 0x8000 /* UART Enable */ + +/* 'EZ328-compatible definitions */ +#define USTCNT_TXAE USTCNT_TXAVAILEN +#define USTCNT_TXHE USTCNT_TXHALFEN +#define USTCNT_TXEE USTCNT_TXEMPTYEN +#define USTCNT_RXRE USTCNT_RXREADYEN +#define USTCNT_RXHE USTCNT_RXHALFEN +#define USTCNT_RXFE USTCNT_RXFULLEN +#define USTCNT_CTSD USTCNT_CTSDELTAEN +#define USTCNT_ODD USTCNT_ODD_EVEN +#define USTCNT_PEN USTCNT_PARITYEN +#define USTCNT_CLKM USTCNT_CLKMODE +#define USTCNT_UEN USTCNT_UARTEN + +/* + * UART Baud Control Register + */ +#define UBAUD_ADDR 0xfffff902 +#define UBAUD WORD_REF(UBAUD_ADDR) + +#define UBAUD_PRESCALER_MASK 0x003f /* Actual divisor is 65 - PRESCALER */ +#define UBAUD_PRESCALER_SHIFT 0 +#define UBAUD_DIVIDE_MASK 0x0700 /* Baud Rate freq. divisor */ +#define UBAUD_DIVIDE_SHIFT 8 +#define UBAUD_BAUD_SRC 0x0800 /* Baud Rate Source */ +#define UBAUD_GPIOSRC 0x1000 /* GPIO source */ +#define UBAUD_GPIODIR 0x2000 /* GPIO Direction */ +#define UBAUD_GPIO 0x4000 /* Current GPIO pin status */ +#define UBAUD_GPIODELTA 0x8000 /* GPIO pin value changed */ + +/* + * UART Receiver Register + */ +#define URX_ADDR 0xfffff904 +#define URX WORD_REF(URX_ADDR) + +#define URX_RXDATA_ADDR 0xfffff905 +#define URX_RXDATA BYTE_REF(URX_RXDATA_ADDR) + +#define URX_RXDATA_MASK 0x00ff /* Received data */ +#define URX_RXDATA_SHIFT 0 +#define URX_PARITY_ERROR 0x0100 /* Parity Error */ +#define URX_BREAK 0x0200 /* Break Detected */ +#define URX_FRAME_ERROR 0x0400 /* Framing Error */ +#define URX_OVRUN 0x0800 /* Serial Overrun */ +#define URX_DATA_READY 0x2000 /* Data Ready (FIFO not empty) */ +#define URX_FIFO_HALF 0x4000 /* FIFO is Half-Full */ +#define URX_FIFO_FULL 0x8000 /* FIFO is Full */ + +/* + * UART Transmitter Register + */ +#define UTX_ADDR 0xfffff906 +#define UTX WORD_REF(UTX_ADDR) + +#define UTX_TXDATA_ADDR 0xfffff907 +#define UTX_TXDATA BYTE_REF(UTX_TXDATA_ADDR) + +#define UTX_TXDATA_MASK 0x00ff /* Data to be transmitted */ +#define UTX_TXDATA_SHIFT 0 +#define UTX_CTS_DELTA 0x0100 /* CTS changed */ +#define UTX_CTS_STATUS 0x0200 /* CTS State */ +#define UTX_IGNORE_CTS 0x0800 /* Ignore CTS */ +#define UTX_SEND_BREAK 0x1000 /* Send a BREAK */ +#define UTX_TX_AVAIL 0x2000 /* Transmit FIFO has a slot available */ +#define UTX_FIFO_HALF 0x4000 /* Transmit FIFO is half empty */ +#define UTX_FIFO_EMPTY 0x8000 /* Transmit FIFO is empty */ + +/* 'EZ328-compatible definitions */ +#define UTX_CTS_STAT UTX_CTS_STATUS +#define UTX_NOCTS UTX_IGNORE_CTS + +/* + * UART Miscellaneous Register + */ +#define UMISC_ADDR 0xfffff908 +#define UMISC WORD_REF(UMISC_ADDR) + +#define UMISC_TX_POL 0x0004 /* Transmit Polarity */ +#define UMISC_RX_POL 0x0008 /* Receive Polarity */ +#define UMISC_IRDA_LOOP 0x0010 /* IrDA Loopback Enable */ +#define UMISC_IRDA_EN 0x0020 /* Infra-Red Enable */ +#define UMISC_RTS 0x0040 /* Set RTS status */ +#define UMISC_RTSCONT 0x0080 /* Choose RTS control */ +#define UMISC_LOOP 0x1000 /* Serial Loopback Enable */ +#define UMISC_FORCE_PERR 0x2000 /* Force Parity Error */ +#define UMISC_CLKSRC 0x4000 /* Clock Source */ + + +/* generalization of uart control registers to support multiple ports: */ +typedef volatile struct { + volatile unsigned short int ustcnt; + volatile unsigned short int ubaud; + union { + volatile unsigned short int w; + struct { + volatile unsigned char status; + volatile unsigned char rxdata; + } b; + } urx; + union { + volatile unsigned short int w; + struct { + volatile unsigned char status; + volatile unsigned char txdata; + } b; + } utx; + volatile unsigned short int umisc; + volatile unsigned short int pad1; + volatile unsigned short int pad2; + volatile unsigned short int pad3; +} __packed m68328_uart; + + +/********** + * + * 0xFFFFFAxx -- LCD Controller + * + **********/ + +/* + * LCD Screen Starting Address Register + */ +#define LSSA_ADDR 0xfffffa00 +#define LSSA LONG_REF(LSSA_ADDR) + +#define LSSA_SSA_MASK 0xfffffffe /* Bit 0 is reserved */ + +/* + * LCD Virtual Page Width Register + */ +#define LVPW_ADDR 0xfffffa05 +#define LVPW BYTE_REF(LVPW_ADDR) + +/* + * LCD Screen Width Register (not compatible with 'EZ328 !!!) + */ +#define LXMAX_ADDR 0xfffffa08 +#define LXMAX WORD_REF(LXMAX_ADDR) + +#define LXMAX_XM_MASK 0x02ff /* Bits 0-3 are reserved */ + +/* + * LCD Screen Height Register + */ +#define LYMAX_ADDR 0xfffffa0a +#define LYMAX WORD_REF(LYMAX_ADDR) + +#define LYMAX_YM_MASK 0x02ff /* Bits 10-15 are reserved */ + +/* + * LCD Cursor X Position Register + */ +#define LCXP_ADDR 0xfffffa18 +#define LCXP WORD_REF(LCXP_ADDR) + +#define LCXP_CC_MASK 0xc000 /* Cursor Control */ +#define LCXP_CC_TRAMSPARENT 0x0000 +#define LCXP_CC_BLACK 0x4000 +#define LCXP_CC_REVERSED 0x8000 +#define LCXP_CC_WHITE 0xc000 +#define LCXP_CXP_MASK 0x02ff /* Cursor X position */ + +/* + * LCD Cursor Y Position Register + */ +#define LCYP_ADDR 0xfffffa1a +#define LCYP WORD_REF(LCYP_ADDR) + +#define LCYP_CYP_MASK 0x01ff /* Cursor Y Position */ + +/* + * LCD Cursor Width and Heigth Register + */ +#define LCWCH_ADDR 0xfffffa1c +#define LCWCH WORD_REF(LCWCH_ADDR) + +#define LCWCH_CH_MASK 0x001f /* Cursor Height */ +#define LCWCH_CH_SHIFT 0 +#define LCWCH_CW_MASK 0x1f00 /* Cursor Width */ +#define LCWCH_CW_SHIFT 8 + +/* + * LCD Blink Control Register + */ +#define LBLKC_ADDR 0xfffffa1f +#define LBLKC BYTE_REF(LBLKC_ADDR) + +#define LBLKC_BD_MASK 0x7f /* Blink Divisor */ +#define LBLKC_BD_SHIFT 0 +#define LBLKC_BKEN 0x80 /* Blink Enabled */ + +/* + * LCD Panel Interface Configuration Register + */ +#define LPICF_ADDR 0xfffffa20 +#define LPICF BYTE_REF(LPICF_ADDR) + +#define LPICF_GS_MASK 0x01 /* Gray-Scale Mode */ +#define LPICF_GS_BW 0x00 +#define LPICF_GS_GRAY_4 0x01 +#define LPICF_PBSIZ_MASK 0x06 /* Panel Bus Width */ +#define LPICF_PBSIZ_1 0x00 +#define LPICF_PBSIZ_2 0x02 +#define LPICF_PBSIZ_4 0x04 + +/* + * LCD Polarity Configuration Register + */ +#define LPOLCF_ADDR 0xfffffa21 +#define LPOLCF BYTE_REF(LPOLCF_ADDR) + +#define LPOLCF_PIXPOL 0x01 /* Pixel Polarity */ +#define LPOLCF_LPPOL 0x02 /* Line Pulse Polarity */ +#define LPOLCF_FLMPOL 0x04 /* Frame Marker Polarity */ +#define LPOLCF_LCKPOL 0x08 /* LCD Shift Lock Polarity */ + +/* + * LACD (LCD Alternate Crystal Direction) Rate Control Register + */ +#define LACDRC_ADDR 0xfffffa23 +#define LACDRC BYTE_REF(LACDRC_ADDR) + +#define LACDRC_ACD_MASK 0x0f /* Alternate Crystal Direction Control */ +#define LACDRC_ACD_SHIFT 0 + +/* + * LCD Pixel Clock Divider Register + */ +#define LPXCD_ADDR 0xfffffa25 +#define LPXCD BYTE_REF(LPXCD_ADDR) + +#define LPXCD_PCD_MASK 0x3f /* Pixel Clock Divider */ +#define LPXCD_PCD_SHIFT 0 + +/* + * LCD Clocking Control Register + */ +#define LCKCON_ADDR 0xfffffa27 +#define LCKCON BYTE_REF(LCKCON_ADDR) + +#define LCKCON_PCDS 0x01 /* Pixel Clock Divider Source Select */ +#define LCKCON_DWIDTH 0x02 /* Display Memory Width */ +#define LCKCON_DWS_MASK 0x3c /* Display Wait-State */ +#define LCKCON_DWS_SHIFT 2 +#define LCKCON_DMA16 0x40 /* DMA burst length */ +#define LCKCON_LCDON 0x80 /* Enable LCD Controller */ + +/* 'EZ328-compatible definitions */ +#define LCKCON_DW_MASK LCKCON_DWS_MASK +#define LCKCON_DW_SHIFT LCKCON_DWS_SHIFT + +/* + * LCD Last Buffer Address Register + */ +#define LLBAR_ADDR 0xfffffa29 +#define LLBAR BYTE_REF(LLBAR_ADDR) + +#define LLBAR_LBAR_MASK 0x7f /* Number of memory words to fill 1 line */ +#define LLBAR_LBAR_SHIFT 0 + +/* + * LCD Octet Terminal Count Register + */ +#define LOTCR_ADDR 0xfffffa2b +#define LOTCR BYTE_REF(LOTCR_ADDR) + +/* + * LCD Panning Offset Register + */ +#define LPOSR_ADDR 0xfffffa2d +#define LPOSR BYTE_REF(LPOSR_ADDR) + +#define LPOSR_BOS 0x08 /* Byte offset (for B/W mode only */ +#define LPOSR_POS_MASK 0x07 /* Pixel Offset Code */ +#define LPOSR_POS_SHIFT 0 + +/* + * LCD Frame Rate Control Modulation Register + */ +#define LFRCM_ADDR 0xfffffa31 +#define LFRCM BYTE_REF(LFRCM_ADDR) + +#define LFRCM_YMOD_MASK 0x0f /* Vertical Modulation */ +#define LFRCM_YMOD_SHIFT 0 +#define LFRCM_XMOD_MASK 0xf0 /* Horizontal Modulation */ +#define LFRCM_XMOD_SHIFT 4 + +/* + * LCD Gray Palette Mapping Register + */ +#define LGPMR_ADDR 0xfffffa32 +#define LGPMR WORD_REF(LGPMR_ADDR) + +#define LGPMR_GLEVEL3_MASK 0x000f +#define LGPMR_GLEVEL3_SHIFT 0 +#define LGPMR_GLEVEL2_MASK 0x00f0 +#define LGPMR_GLEVEL2_SHIFT 4 +#define LGPMR_GLEVEL0_MASK 0x0f00 +#define LGPMR_GLEVEL0_SHIFT 8 +#define LGPMR_GLEVEL1_MASK 0xf000 +#define LGPMR_GLEVEL1_SHIFT 12 + +/********** + * + * 0xFFFFFBxx -- Real-Time Clock (RTC) + * + **********/ + +/* + * RTC Hours Minutes and Seconds Register + */ +#define RTCTIME_ADDR 0xfffffb00 +#define RTCTIME LONG_REF(RTCTIME_ADDR) + +#define RTCTIME_SECONDS_MASK 0x0000003f /* Seconds */ +#define RTCTIME_SECONDS_SHIFT 0 +#define RTCTIME_MINUTES_MASK 0x003f0000 /* Minutes */ +#define RTCTIME_MINUTES_SHIFT 16 +#define RTCTIME_HOURS_MASK 0x1f000000 /* Hours */ +#define RTCTIME_HOURS_SHIFT 24 + +/* + * RTC Alarm Register + */ +#define RTCALRM_ADDR 0xfffffb04 +#define RTCALRM LONG_REF(RTCALRM_ADDR) + +#define RTCALRM_SECONDS_MASK 0x0000003f /* Seconds */ +#define RTCALRM_SECONDS_SHIFT 0 +#define RTCALRM_MINUTES_MASK 0x003f0000 /* Minutes */ +#define RTCALRM_MINUTES_SHIFT 16 +#define RTCALRM_HOURS_MASK 0x1f000000 /* Hours */ +#define RTCALRM_HOURS_SHIFT 24 + +/* + * RTC Control Register + */ +#define RTCCTL_ADDR 0xfffffb0c +#define RTCCTL WORD_REF(RTCCTL_ADDR) + +#define RTCCTL_384 0x0020 /* Crystal Selection */ +#define RTCCTL_ENABLE 0x0080 /* RTC Enable */ + +/* 'EZ328-compatible definitions */ +#define RTCCTL_XTL RTCCTL_384 +#define RTCCTL_EN RTCCTL_ENABLE + +/* + * RTC Interrupt Status Register + */ +#define RTCISR_ADDR 0xfffffb0e +#define RTCISR WORD_REF(RTCISR_ADDR) + +#define RTCISR_SW 0x0001 /* Stopwatch timed out */ +#define RTCISR_MIN 0x0002 /* 1-minute interrupt has occurred */ +#define RTCISR_ALM 0x0004 /* Alarm interrupt has occurred */ +#define RTCISR_DAY 0x0008 /* 24-hour rollover interrupt has occurred */ +#define RTCISR_1HZ 0x0010 /* 1Hz interrupt has occurred */ + +/* + * RTC Interrupt Enable Register + */ +#define RTCIENR_ADDR 0xfffffb10 +#define RTCIENR WORD_REF(RTCIENR_ADDR) + +#define RTCIENR_SW 0x0001 /* Stopwatch interrupt enable */ +#define RTCIENR_MIN 0x0002 /* 1-minute interrupt enable */ +#define RTCIENR_ALM 0x0004 /* Alarm interrupt enable */ +#define RTCIENR_DAY 0x0008 /* 24-hour rollover interrupt enable */ +#define RTCIENR_1HZ 0x0010 /* 1Hz interrupt enable */ + +/* + * Stopwatch Minutes Register + */ +#define STPWCH_ADDR 0xfffffb12 +#define STPWCH WORD_REF(STPWCH) + +#define STPWCH_CNT_MASK 0x00ff /* Stopwatch countdown value */ +#define SPTWCH_CNT_SHIFT 0 + +#endif /* _MC68328_H_ */ |