/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************/ /* * mcfuart.h -- ColdFire internal UART support defines. * * (C) Copyright 1999-2003, Greg Ungerer (gerg@snapgear.com) * (C) Copyright 2000, Lineo Inc. (www.lineo.com) */ /****************************************************************************/ #ifndef mcfuart_h #define mcfuart_h /****************************************************************************/ #include <linux/serial_core.h> #include <linux/platform_device.h> struct mcf_platform_uart { unsigned long mapbase; /* Physical address base */ void __iomem *membase; /* Virtual address if mapped */ unsigned int irq; /* Interrupt vector */ unsigned int uartclk; /* UART clock rate */ }; /* * Define the ColdFire UART register set addresses. */ #define MCFUART_UMR 0x00 /* Mode register (r/w) */ #define MCFUART_USR 0x04 /* Status register (r) */ #define MCFUART_UCSR 0x04 /* Clock Select (w) */ #define MCFUART_UCR 0x08 /* Command register (w) */ #define MCFUART_URB 0x0c /* Receiver Buffer (r) */ #define MCFUART_UTB 0x0c /* Transmit Buffer (w) */ #define MCFUART_UIPCR 0x10 /* Input Port Change (r) */ #define MCFUART_UACR 0x10 /* Auxiliary Control (w) */ #define MCFUART_UISR 0x14 /* Interrupt Status (r) */ #define MCFUART_UIMR 0x14 /* Interrupt Mask (w) */ #define MCFUART_UBG1 0x18 /* Baud Rate MSB (r/w) */ #define MCFUART_UBG2 0x1c /* Baud Rate LSB (r/w) */ #ifdef CONFIG_M5272 #define MCFUART_UTF 0x28 /* Transmitter FIFO (r/w) */ #define MCFUART_URF 0x2c /* Receiver FIFO (r/w) */ #define MCFUART_UFPD 0x30 /* Frac Prec. Divider (r/w) */ #endif #if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || \ defined(CONFIG_M5249) || defined(CONFIG_M525x) || \ defined(CONFIG_M5307) || defined(CONFIG_M5407) #define MCFUART_UIVR 0x30 /* Interrupt Vector (r/w) */ #endif #define MCFUART_UIPR 0x34 /* Input Port (r) */ #define MCFUART_UOP1 0x38 /* Output Port Bit Set (w) */ #define MCFUART_UOP0 0x3c /* Output Port Bit Reset (w) */ /* * Define bit flags in Mode Register 1 (MR1). */ #define MCFUART_MR1_RXRTS 0x80 /* Auto RTS flow control */ #define MCFUART_MR1_RXIRQFULL 0x40 /* RX IRQ type FULL */ #define MCFUART_MR1_RXIRQRDY 0x00 /* RX IRQ type RDY */ #define MCFUART_MR1_RXERRBLOCK 0x20 /* RX block error mode */ #define MCFUART_MR1_RXERRCHAR 0x00 /* RX char error mode */ #define MCFUART_MR1_PARITYNONE 0x10 /* No parity */ #define MCFUART_MR1_PARITYEVEN 0x00 /* Even parity */ #define MCFUART_MR1_PARITYODD 0x04 /* Odd parity */ #define MCFUART_MR1_PARITYSPACE 0x08 /* Space parity */ #define MCFUART_MR1_PARITYMARK 0x0c /* Mark parity */ #define MCFUART_MR1_CS5 0x00 /* 5 bits per char */ #define MCFUART_MR1_CS6 0x01 /* 6 bits per char */ #define MCFUART_MR1_CS7 0x02 /* 7 bits per char */ #define MCFUART_MR1_CS8 0x03 /* 8 bits per char */ /* * Define bit flags in Mode Register 2 (MR2). */ #define MCFUART_MR2_LOOPBACK 0x80 /* Loopback mode */ #define MCFUART_MR2_REMOTELOOP 0xc0 /* Remote loopback mode */ #define MCFUART_MR2_AUTOECHO 0x40 /* Automatic echo */ #define MCFUART_MR2_TXRTS 0x20 /* Assert RTS on TX */ #define MCFUART_MR2_TXCTS 0x10 /* Auto CTS flow control */ #define MCFUART_MR2_STOP1 0x07 /* 1 stop bit */ #define MCFUART_MR2_STOP15 0x08 /* 1.5 stop bits */ #define MCFUART_MR2_STOP2 0x0f /* 2 stop bits */ /* * Define bit flags in Status Register (USR). */ #define MCFUART_USR_RXBREAK 0x80 /* Received BREAK */ #define MCFUART_USR_RXFRAMING 0x40 /* Received framing error */ #define MCFUART_USR_RXPARITY 0x20 /* Received parity error */ #define MCFUART_USR_RXOVERRUN 0x10 /* Received overrun error */ #define MCFUART_USR_TXEMPTY 0x08 /* Transmitter empty */ #define MCFUART_USR_TXREADY 0x04 /* Transmitter ready */ #define MCFUART_USR_RXFULL 0x02 /* Receiver full */ #define MCFUART_USR_RXREADY 0x01 /* Receiver ready */ #define MCFUART_USR_RXERR (MCFUART_USR_RXBREAK | MCFUART_USR_RXFRAMING | \ MCFUART_USR_RXPARITY | MCFUART_USR_RXOVERRUN) /* * Define bit flags in Clock Select Register (UCSR). */ #define MCFUART_UCSR_RXCLKTIMER 0xd0 /* RX clock is timer */ #define MCFUART_UCSR_RXCLKEXT16 0xe0 /* RX clock is external x16 */ #define MCFUART_UCSR_RXCLKEXT1 0xf0 /* RX clock is external x1 */ #define MCFUART_UCSR_TXCLKTIMER 0x0d /* TX clock is timer */ #define MCFUART_UCSR_TXCLKEXT16 0x0e /* TX clock is external x16 */ #define MCFUART_UCSR_TXCLKEXT1 0x0f /* TX clock is external x1 */ /* * Define bit flags in Command Register (UCR). */ #define MCFUART_UCR_CMDNULL 0x00 /* No command */ #define MCFUART_UCR_CMDRESETMRPTR 0x10 /* Reset MR pointer */ #define MCFUART_UCR_CMDRESETRX 0x20 /* Reset receiver */ #define MCFUART_UCR_CMDRESETTX 0x30 /* Reset transmitter */ #define MCFUART_UCR_CMDRESETERR 0x40 /* Reset error status */ #define MCFUART_UCR_CMDRESETBREAK 0x50 /* Reset BREAK change */ #define MCFUART_UCR_CMDBREAKSTART 0x60 /* Start BREAK */ #define MCFUART_UCR_CMDBREAKSTOP 0x70 /* Stop BREAK */ #define MCFUART_UCR_TXNULL 0x00 /* No TX command */ #define MCFUART_UCR_TXENABLE 0x04 /* Enable TX */ #define MCFUART_UCR_TXDISABLE 0x08 /* Disable TX */ #define MCFUART_UCR_RXNULL 0x00 /* No RX command */ #define MCFUART_UCR_RXENABLE 0x01 /* Enable RX */ #define MCFUART_UCR_RXDISABLE 0x02 /* Disable RX */ /* * Define bit flags in Input Port Change Register (UIPCR). */ #define MCFUART_UIPCR_CTSCOS 0x10 /* CTS change of state */ #define MCFUART_UIPCR_CTS 0x01 /* CTS value */ /* * Define bit flags in Input Port Register (UIP). */ #define MCFUART_UIPR_CTS 0x01 /* CTS value */ /* * Define bit flags in Output Port Registers (UOP). * Clear bit by writing to UOP0, set by writing to UOP1. */ #define MCFUART_UOP_RTS 0x01 /* RTS set or clear */ /* * Define bit flags in the Auxiliary Control Register (UACR). */ #define MCFUART_UACR_IEC 0x01 /* Input enable control */ /* * Define bit flags in Interrupt Status Register (UISR). * These same bits are used for the Interrupt Mask Register (UIMR). */ #define MCFUART_UIR_COS 0x80 /* Change of state (CTS) */ #define MCFUART_UIR_DELTABREAK 0x04 /* Break start or stop */ #define MCFUART_UIR_RXREADY 0x02 /* Receiver ready */ #define MCFUART_UIR_TXREADY 0x01 /* Transmitter ready */ #ifdef CONFIG_M5272 /* * Define bit flags in the Transmitter FIFO Register (UTF). */ #define MCFUART_UTF_TXB 0x1f /* Transmitter data level */ #define MCFUART_UTF_FULL 0x20 /* Transmitter fifo full */ #define MCFUART_UTF_TXS 0xc0 /* Transmitter status */ /* * Define bit flags in the Receiver FIFO Register (URF). */ #define MCFUART_URF_RXB 0x1f /* Receiver data level */ #define MCFUART_URF_FULL 0x20 /* Receiver fifo full */ #define MCFUART_URF_RXS 0xc0 /* Receiver status */ #endif #if defined(CONFIG_M54xx) #define MCFUART_TXFIFOSIZE 512 #elif defined(CONFIG_M5272) #define MCFUART_TXFIFOSIZE 25 #else #define MCFUART_TXFIFOSIZE 1 #endif /****************************************************************************/ #endif /* mcfuart_h */
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atomic.h | File | 4.86 KB | 0644 |
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bitops.h | File | 12.19 KB | 0644 |
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bootinfo.h | File | 783 B | 0644 |
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bvme6000hw.h | File | 3.45 KB | 0644 |
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cacheflush.h | File | 133 B | 0644 |
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cacheflush_mm.h | File | 6.92 KB | 0644 |
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cacheflush_no.h | File | 2.61 KB | 0644 |
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checksum.h | File | 3.4 KB | 0644 |
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cmpxchg.h | File | 3.34 KB | 0644 |
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coldfire.h | File | 1.61 KB | 0644 |
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contregs.h | File | 3.31 KB | 0644 |
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current.h | File | 580 B | 0644 |
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delay.h | File | 3.43 KB | 0644 |
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dma-mapping.h | File | 291 B | 0644 |
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dma.h | File | 16.65 KB | 0644 |
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dvma.h | File | 9.67 KB | 0644 |
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flat.h | File | 1.02 KB | 0644 |
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floppy.h | File | 5.06 KB | 0644 |
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gpio.h | File | 2.64 KB | 0644 |
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hardirq.h | File | 594 B | 0644 |
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hash.h | File | 2.07 KB | 0644 |
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hp300hw.h | File | 186 B | 0644 |
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hwtest.h | File | 467 B | 0644 |
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ide.h | File | 1.67 KB | 0644 |
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idprom.h | File | 725 B | 0644 |
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intersil.h | File | 1.11 KB | 0644 |
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io.h | File | 383 B | 0644 |
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io_mm.h | File | 16.19 KB | 0644 |
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io_no.h | File | 5.26 KB | 0644 |
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irq.h | File | 2.57 KB | 0644 |
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irqflags.h | File | 1.61 KB | 0644 |
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mac_iop.h | File | 5.37 KB | 0644 |
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machines.h | File | 3.13 KB | 0644 |
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machw.h | File | 588 B | 0644 |
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macints.h | File | 3.28 KB | 0644 |
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math-emu.h | File | 6.74 KB | 0644 |
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mc146818rtc.h | File | 598 B | 0644 |
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mcf8390.h | File | 3.75 KB | 0644 |
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mcf_pgalloc.h | File | 2.37 KB | 0644 |
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mcf_pgtable.h | File | 9.89 KB | 0644 |
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mcfclk.h | File | 1.01 KB | 0644 |
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mcfdma.h | File | 6.51 KB | 0644 |
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mcfgpio.h | File | 8.48 KB | 0644 |
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mcfintc.h | File | 3.09 KB | 0644 |
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mcfmmu.h | File | 3.67 KB | 0644 |
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mcfpit.h | File | 2.22 KB | 0644 |
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mcfqspi.h | File | 1.82 KB | 0644 |
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mcfsim.h | File | 1.5 KB | 0644 |
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mcfslt.h | File | 1.21 KB | 0644 |
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mcftimer.h | File | 2.3 KB | 0644 |
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mcfuart.h | File | 6.91 KB | 0644 |
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mcfwdebug.h | File | 4.99 KB | 0644 |
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mmu.h | File | 243 B | 0644 |
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mmu_context.h | File | 7.2 KB | 0644 |
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mmzone.h | File | 264 B | 0644 |
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module.h | File | 847 B | 0644 |
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motorola_pgalloc.h | File | 2.26 KB | 0644 |
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motorola_pgtable.h | File | 9.2 KB | 0644 |
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movs.h | File | 1.44 KB | 0644 |
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mvme147hw.h | File | 2.81 KB | 0644 |
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mvme16xhw.h | File | 2.16 KB | 0644 |
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natfeat.h | File | 533 B | 0644 |
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nettel.h | File | 2.95 KB | 0644 |
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nubus.h | File | 1.21 KB | 0644 |
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openprom.h | File | 7.98 KB | 0644 |
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oplib.h | File | 9.54 KB | 0644 |
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page.h | File | 1.47 KB | 0644 |
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page_mm.h | File | 4.06 KB | 0644 |
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page_no.h | File | 1.28 KB | 0644 |
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page_offset.h | File | 256 B | 0644 |
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parport.h | File | 837 B | 0644 |
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pci.h | File | 458 B | 0644 |
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pgalloc.h | File | 444 B | 0644 |
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pgtable.h | File | 127 B | 0644 |
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pgtable_mm.h | File | 4.84 KB | 0644 |
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pgtable_no.h | File | 1.57 KB | 0644 |
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processor.h | File | 3.59 KB | 0644 |
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ptrace.h | File | 643 B | 0644 |
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q40_master.h | File | 2.28 KB | 0644 |
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q40ints.h | File | 749 B | 0644 |
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quicc_simple.h | File | 1.79 KB | 0644 |
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raw_io.h | File | 11.41 KB | 0644 |
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segment.h | File | 1.42 KB | 0644 |
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serial.h | File | 1.14 KB | 0644 |
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setup.h | File | 9.25 KB | 0644 |
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signal.h | File | 1.34 KB | 0644 |
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smp.h | File | 32 B | 0644 |
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string.h | File | 1.68 KB | 0644 |
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sun3-head.h | File | 353 B | 0644 |
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sun3_pgalloc.h | File | 2.26 KB | 0644 |
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sun3_pgtable.h | File | 7.65 KB | 0644 |
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sun3ints.h | File | 989 B | 0644 |
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sun3mmu.h | File | 4.91 KB | 0644 |
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sun3x.h | File | 868 B | 0644 |
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sun3xflop.h | File | 5.62 KB | 0644 |
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sun3xprom.h | File | 1.31 KB | 0644 |
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switch_to.h | File | 1.51 KB | 0644 |
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thread_info.h | File | 2.02 KB | 0644 |
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timex.h | File | 974 B | 0644 |
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tlb.h | File | 486 B | 0644 |
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tlbflush.h | File | 5.95 KB | 0644 |
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traps.h | File | 8.33 KB | 0644 |
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uaccess.h | File | 152 B | 0644 |
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uaccess_mm.h | File | 10.31 KB | 0644 |
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uaccess_no.h | File | 3.69 KB | 0644 |
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ucontext.h | File | 570 B | 0644 |
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unaligned.h | File | 600 B | 0644 |
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unistd.h | File | 952 B | 0644 |
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user.h | File | 3.78 KB | 0644 |
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vga.h | File | 651 B | 0644 |
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virtconvert.h | File | 947 B | 0644 |
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zorro.h | File | 1.17 KB | 0644 |
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