From 237ce0fe97f9d4206011fcb9f509e50fef4ef2f0 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Sun, 28 Aug 2011 03:35:13 +0200 Subject: PXA: Cleanup serial_pxa * Cleanup register definitions by introducing new regs-uart.h, compliant with rest of U-Boot. * Remove old register definitions from pxa-regs.h * Convert serial_pxa to new regs-uart.h * Cleanup serial_pxa Signed-off-by: Marek Vasut --- arch/arm/include/asm/arch-pxa/pxa-regs.h | 111 ------------------------------ arch/arm/include/asm/arch-pxa/regs-uart.h | 109 +++++++++++++++++++++++++++++ 2 files changed, 109 insertions(+), 111 deletions(-) create mode 100644 arch/arm/include/asm/arch-pxa/regs-uart.h (limited to 'arch/arm') diff --git a/arch/arm/include/asm/arch-pxa/pxa-regs.h b/arch/arm/include/asm/arch-pxa/pxa-regs.h index 109fdc0..52c79a9 100644 --- a/arch/arm/include/asm/arch-pxa/pxa-regs.h +++ b/arch/arm/include/asm/arch-pxa/pxa-regs.h @@ -315,117 +315,6 @@ typedef void (*ExcpHndlr) (void) ; /******************************************************************************/ /* - * UARTs - */ -/* Full Function UART (FFUART) */ -#define FFUART FFRBR -#define FFRBR 0x40100000 /* Receive Buffer Register (read only) */ -#define FFTHR 0x40100000 /* Transmit Holding Register (write only) */ -#define FFIER 0x40100004 /* Interrupt Enable Register (read/write) */ -#define FFIIR 0x40100008 /* Interrupt ID Register (read only) */ -#define FFFCR 0x40100008 /* FIFO Control Register (write only) */ -#define FFLCR 0x4010000C /* Line Control Register (read/write) */ -#define FFMCR 0x40100010 /* Modem Control Register (read/write) */ -#define FFLSR 0x40100014 /* Line Status Register (read only) */ -#define FFMSR 0x40100018 /* Modem Status Register (read only) */ -#define FFSPR 0x4010001C /* Scratch Pad Register (read/write) */ -#define FFISR 0x40100020 /* Infrared Selection Register (read/write) */ -#define FFDLL 0x40100000 /* Divisor Latch Low Register (DLAB = 1) (read/write) */ -#define FFDLH 0x40100004 /* Divisor Latch High Register (DLAB = 1) (read/write) */ - -/* Bluetooth UART (BTUART) */ -#define BTUART BTRBR -#define BTRBR 0x40200000 /* Receive Buffer Register (read only) */ -#define BTTHR 0x40200000 /* Transmit Holding Register (write only) */ -#define BTIER 0x40200004 /* Interrupt Enable Register (read/write) */ -#define BTIIR 0x40200008 /* Interrupt ID Register (read only) */ -#define BTFCR 0x40200008 /* FIFO Control Register (write only) */ -#define BTLCR 0x4020000C /* Line Control Register (read/write) */ -#define BTMCR 0x40200010 /* Modem Control Register (read/write) */ -#define BTLSR 0x40200014 /* Line Status Register (read only) */ -#define BTMSR 0x40200018 /* Modem Status Register (read only) */ -#define BTSPR 0x4020001C /* Scratch Pad Register (read/write) */ -#define BTISR 0x40200020 /* Infrared Selection Register (read/write) */ -#define BTDLL 0x40200000 /* Divisor Latch Low Register (DLAB = 1) (read/write) */ -#define BTDLH 0x40200004 /* Divisor Latch High Register (DLAB = 1) (read/write) */ - -/* Standard UART (STUART) */ -#define STUART STRBR -#define STRBR 0x40700000 /* Receive Buffer Register (read only) */ -#define STTHR 0x40700000 /* Transmit Holding Register (write only) */ -#define STIER 0x40700004 /* Interrupt Enable Register (read/write) */ -#define STIIR 0x40700008 /* Interrupt ID Register (read only) */ -#define STFCR 0x40700008 /* FIFO Control Register (write only) */ -#define STLCR 0x4070000C /* Line Control Register (read/write) */ -#define STMCR 0x40700010 /* Modem Control Register (read/write) */ -#define STLSR 0x40700014 /* Line Status Register (read only) */ -#define STMSR 0x40700018 /* Reserved */ -#define STSPR 0x4070001C /* Scratch Pad Register (read/write) */ -#define STISR 0x40700020 /* Infrared Selection Register (read/write) */ -#define STDLL 0x40700000 /* Divisor Latch Low Register (DLAB = 1) (read/write) */ -#define STDLH 0x40700004 /* Divisor Latch High Register (DLAB = 1) (read/write) */ - -#define IER_DMAE (1 << 7) /* DMA Requests Enable */ -#define IER_UUE (1 << 6) /* UART Unit Enable */ -#define IER_NRZE (1 << 5) /* NRZ coding Enable */ -#define IER_RTIOE (1 << 4) /* Receiver Time Out Interrupt Enable */ -#define IER_MIE (1 << 3) /* Modem Interrupt Enable */ -#define IER_RLSE (1 << 2) /* Receiver Line Status Interrupt Enable */ -#define IER_TIE (1 << 1) /* Transmit Data request Interrupt Enable */ -#define IER_RAVIE (1 << 0) /* Receiver Data Available Interrupt Enable */ - -#define IIR_FIFOES1 (1 << 7) /* FIFO Mode Enable Status */ -#define IIR_FIFOES0 (1 << 6) /* FIFO Mode Enable Status */ -#define IIR_TOD (1 << 3) /* Time Out Detected */ -#define IIR_IID2 (1 << 2) /* Interrupt Source Encoded */ -#define IIR_IID1 (1 << 1) /* Interrupt Source Encoded */ -#define IIR_IP (1 << 0) /* Interrupt Pending (active low) */ - -#define FCR_ITL2 (1 << 7) /* Interrupt Trigger Level */ -#define FCR_ITL1 (1 << 6) /* Interrupt Trigger Level */ -#define FCR_RESETTF (1 << 2) /* Reset Transmitter FIFO */ -#define FCR_RESETRF (1 << 1) /* Reset Receiver FIFO */ -#define FCR_TRFIFOE (1 << 0) /* Transmit and Receive FIFO Enable */ -#define FCR_ITL_1 (0) -#define FCR_ITL_8 (FCR_ITL1) -#define FCR_ITL_16 (FCR_ITL2) -#define FCR_ITL_32 (FCR_ITL2|FCR_ITL1) - -#define LCR_DLAB (1 << 7) /* Divisor Latch Access Bit */ -#define LCR_SB (1 << 6) /* Set Break */ -#define LCR_STKYP (1 << 5) /* Sticky Parity */ -#define LCR_EPS (1 << 4) /* Even Parity Select */ -#define LCR_PEN (1 << 3) /* Parity Enable */ -#define LCR_STB (1 << 2) /* Stop Bit */ -#define LCR_WLS1 (1 << 1) /* Word Length Select */ -#define LCR_WLS0 (1 << 0) /* Word Length Select */ - -#define LSR_FIFOE (1 << 7) /* FIFO Error Status */ -#define LSR_TEMT (1 << 6) /* Transmitter Empty */ -#define LSR_TDRQ (1 << 5) /* Transmit Data Request */ -#define LSR_BI (1 << 4) /* Break Interrupt */ -#define LSR_FE (1 << 3) /* Framing Error */ -#define LSR_PE (1 << 2) /* Parity Error */ -#define LSR_OE (1 << 1) /* Overrun Error */ -#define LSR_DR (1 << 0) /* Data Ready */ - -#define MCR_LOOP (1 << 4) /* */ -#define MCR_OUT2 (1 << 3) /* force MSR_DCD in loopback mode */ -#define MCR_OUT1 (1 << 2) /* force MSR_RI in loopback mode */ -#define MCR_RTS (1 << 1) /* Request to Send */ -#define MCR_DTR (1 << 0) /* Data Terminal Ready */ - -#define MSR_DCD (1 << 7) /* Data Carrier Detect */ -#define MSR_RI (1 << 6) /* Ring Indicator */ -#define MSR_DSR (1 << 5) /* Data Set Ready */ -#define MSR_CTS (1 << 4) /* Clear To Send */ -#define MSR_DDCD (1 << 3) /* Delta Data Carrier Detect */ -#define MSR_TERI (1 << 2) /* Trailing Edge Ring Indicator */ -#define MSR_DDSR (1 << 1) /* Delta Data Set Ready */ -#define MSR_DCTS (1 << 0) /* Delta Clear To Send */ - -/******************************************************************************/ -/* * IrSR (Infrared Selection Register) */ #define IrSR_OFFSET 0x20 diff --git a/arch/arm/include/asm/arch-pxa/regs-uart.h b/arch/arm/include/asm/arch-pxa/regs-uart.h new file mode 100644 index 0000000..355e892 --- /dev/null +++ b/arch/arm/include/asm/arch-pxa/regs-uart.h @@ -0,0 +1,109 @@ +/* + * Copyright (C) 2011 Marek Vasut + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __REGS_UART_H__ +#define __REGS_UART_H__ + +#define FFUART_BASE 0x40100000 +#define BTUART_BASE 0x40200000 +#define STUART_BASE 0x40700000 +#define HWUART_BASE 0x41600000 + +struct pxa_uart_regs { + union { + uint32_t thr; + uint32_t rbr; + uint32_t dll; + }; + union { + uint32_t ier; + uint32_t dlh; + }; + union { + uint32_t fcr; + uint32_t iir; + }; + uint32_t lcr; + uint32_t mcr; + uint32_t lsr; + uint32_t msr; + uint32_t spr; + uint32_t isr; +}; + +#define IER_DMAE (1 << 7) +#define IER_UUE (1 << 6) +#define IER_NRZE (1 << 5) +#define IER_RTIOE (1 << 4) +#define IER_MIE (1 << 3) +#define IER_RLSE (1 << 2) +#define IER_TIE (1 << 1) +#define IER_RAVIE (1 << 0) + +#define IIR_FIFOES1 (1 << 7) +#define IIR_FIFOES0 (1 << 6) +#define IIR_TOD (1 << 3) +#define IIR_IID2 (1 << 2) +#define IIR_IID1 (1 << 1) +#define IIR_IP (1 << 0) + +#define FCR_ITL2 (1 << 7) +#define FCR_ITL1 (1 << 6) +#define FCR_RESETTF (1 << 2) +#define FCR_RESETRF (1 << 1) +#define FCR_TRFIFOE (1 << 0) +#define FCR_ITL_1 0 +#define FCR_ITL_8 (FCR_ITL1) +#define FCR_ITL_16 (FCR_ITL2) +#define FCR_ITL_32 (FCR_ITL2|FCR_ITL1) + +#define LCR_DLAB (1 << 7) +#define LCR_SB (1 << 6) +#define LCR_STKYP (1 << 5) +#define LCR_EPS (1 << 4) +#define LCR_PEN (1 << 3) +#define LCR_STB (1 << 2) +#define LCR_WLS1 (1 << 1) +#define LCR_WLS0 (1 << 0) + +#define LSR_FIFOE (1 << 7) +#define LSR_TEMT (1 << 6) +#define LSR_TDRQ (1 << 5) +#define LSR_BI (1 << 4) +#define LSR_FE (1 << 3) +#define LSR_PE (1 << 2) +#define LSR_OE (1 << 1) +#define LSR_DR (1 << 0) + +#define MCR_LOOP (1 << 4) +#define MCR_OUT2 (1 << 3) +#define MCR_OUT1 (1 << 2) +#define MCR_RTS (1 << 1) +#define MCR_DTR (1 << 0) + +#define MSR_DCD (1 << 7) +#define MSR_RI (1 << 6) +#define MSR_DSR (1 << 5) +#define MSR_CTS (1 << 4) +#define MSR_DDCD (1 << 3) +#define MSR_TERI (1 << 2) +#define MSR_DDSR (1 << 1) +#define MSR_DCTS (1 << 0) + +#endif /* __REGS_UART_H__ */ -- cgit v1.1