diff options
Diffstat (limited to 'drivers/net/ixp2000/caleb.c')
| -rw-r--r-- | drivers/net/ixp2000/caleb.c | 136 | 
1 files changed, 0 insertions, 136 deletions
diff --git a/drivers/net/ixp2000/caleb.c b/drivers/net/ixp2000/caleb.c deleted file mode 100644 index 7dea5b95012..00000000000 --- a/drivers/net/ixp2000/caleb.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * Helper functions for the SPI-3 bridge FPGA on the Radisys ENP2611 - * Copyright (C) 2004, 2005 Lennert Buytenhek <buytenh@wantstofly.org> - * Dedicated to Marija Kulikova. - * - * 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. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <asm/io.h> -#include "caleb.h" - -#define CALEB_IDLO		0x00 -#define CALEB_IDHI		0x01 -#define CALEB_RID		0x02 -#define CALEB_RESET		0x03 -#define CALEB_INTREN0		0x04 -#define CALEB_INTREN1		0x05 -#define CALEB_INTRSTAT0		0x06 -#define CALEB_INTRSTAT1		0x07 -#define CALEB_PORTEN		0x08 -#define CALEB_BURST		0x09 -#define CALEB_PORTPAUS		0x0A -#define CALEB_PORTPAUSD		0x0B -#define CALEB_PHY0RX		0x10 -#define CALEB_PHY1RX		0x11 -#define CALEB_PHY0TX		0x12 -#define CALEB_PHY1TX		0x13 -#define CALEB_IXPRX_HI_CNTR	0x15 -#define CALEB_PHY0RX_HI_CNTR	0x16 -#define CALEB_PHY1RX_HI_CNTR	0x17 -#define CALEB_IXPRX_CNTR	0x18 -#define CALEB_PHY0RX_CNTR	0x19 -#define CALEB_PHY1RX_CNTR	0x1A -#define CALEB_IXPTX_CNTR	0x1B -#define CALEB_PHY0TX_CNTR	0x1C -#define CALEB_PHY1TX_CNTR	0x1D -#define CALEB_DEBUG0		0x1E -#define CALEB_DEBUG1		0x1F - - -static u8 caleb_reg_read(int reg) -{ -	u8 value; - -	value = *((volatile u8 *)(ENP2611_CALEB_VIRT_BASE + reg)); - -//	printk(KERN_INFO "caleb_reg_read(%d) = %.2x\n", reg, value); - -	return value; -} - -static void caleb_reg_write(int reg, u8 value) -{ -	u8 dummy; - -//	printk(KERN_INFO "caleb_reg_write(%d, %.2x)\n", reg, value); - -	*((volatile u8 *)(ENP2611_CALEB_VIRT_BASE + reg)) = value; - -	dummy = *((volatile u8 *)ENP2611_CALEB_VIRT_BASE); -	__asm__ __volatile__("mov %0, %0" : "+r" (dummy)); -} - - -void caleb_reset(void) -{ -	/* -	 * Perform a chip reset. -	 */ -	caleb_reg_write(CALEB_RESET, 0x02); -	udelay(1); - -	/* -	 * Enable all interrupt sources.  This is needed to get -	 * meaningful results out of the status bits (register 6 -	 * and 7.) -	 */ -	caleb_reg_write(CALEB_INTREN0, 0xff); -	caleb_reg_write(CALEB_INTREN1, 0x07); - -	/* -	 * Set RX and TX FIFO thresholds to 1.5kb. -	 */ -	caleb_reg_write(CALEB_PHY0RX, 0x11); -	caleb_reg_write(CALEB_PHY1RX, 0x11); -	caleb_reg_write(CALEB_PHY0TX, 0x11); -	caleb_reg_write(CALEB_PHY1TX, 0x11); - -	/* -	 * Program SPI-3 burst size. -	 */ -	caleb_reg_write(CALEB_BURST, 0);	// 64-byte RBUF mpackets -//	caleb_reg_write(CALEB_BURST, 1);	// 128-byte RBUF mpackets -//	caleb_reg_write(CALEB_BURST, 2);	// 256-byte RBUF mpackets -} - -void caleb_enable_rx(int port) -{ -	u8 temp; - -	temp = caleb_reg_read(CALEB_PORTEN); -	temp |= 1 << port; -	caleb_reg_write(CALEB_PORTEN, temp); -} - -void caleb_disable_rx(int port) -{ -	u8 temp; - -	temp = caleb_reg_read(CALEB_PORTEN); -	temp &= ~(1 << port); -	caleb_reg_write(CALEB_PORTEN, temp); -} - -void caleb_enable_tx(int port) -{ -	u8 temp; - -	temp = caleb_reg_read(CALEB_PORTEN); -	temp |= 1 << (port + 4); -	caleb_reg_write(CALEB_PORTEN, temp); -} - -void caleb_disable_tx(int port) -{ -	u8 temp; - -	temp = caleb_reg_read(CALEB_PORTEN); -	temp &= ~(1 << (port + 4)); -	caleb_reg_write(CALEB_PORTEN, temp); -}  | 
