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Diffstat (limited to 'drivers/i2c/busses/i2c-rpx.c')
-rw-r--r--drivers/i2c/busses/i2c-rpx.c101
1 files changed, 0 insertions, 101 deletions
diff --git a/drivers/i2c/busses/i2c-rpx.c b/drivers/i2c/busses/i2c-rpx.c
deleted file mode 100644
index 8764df06f51..00000000000
--- a/drivers/i2c/busses/i2c-rpx.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * Embedded Planet RPX Lite MPC8xx CPM I2C interface.
- * Copyright (c) 1999 Dan Malek (dmalek@jlc.net).
- *
- * moved into proper i2c interface;
- * Brad Parker (brad@heeltoe.com)
- *
- * RPX lite specific parts of the i2c interface
- * Update: There actually isn't anything RPXLite-specific about this module.
- * This should work for most any 8xx board. The console messages have been
- * changed to eliminate RPXLite references.
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/stddef.h>
-#include <linux/i2c.h>
-#include <linux/i2c-algo-8xx.h>
-#include <asm/mpc8xx.h>
-#include <asm/commproc.h>
-
-
-static void
-rpx_iic_init(struct i2c_algo_8xx_data *data)
-{
- volatile cpm8xx_t *cp;
- volatile immap_t *immap;
-
- cp = cpmp; /* Get pointer to Communication Processor */
- immap = (immap_t *)IMAP_ADDR; /* and to internal registers */
-
- data->iip = (iic_t *)&cp->cp_dparam[PROFF_IIC];
-
- /* Check for and use a microcode relocation patch.
- */
- if ((data->reloc = data->iip->iic_rpbase))
- data->iip = (iic_t *)&cp->cp_dpmem[data->iip->iic_rpbase];
-
- data->i2c = (i2c8xx_t *)&(immap->im_i2c);
- data->cp = cp;
-
- /* Initialize Port B IIC pins.
- */
- cp->cp_pbpar |= 0x00000030;
- cp->cp_pbdir |= 0x00000030;
- cp->cp_pbodr |= 0x00000030;
-
- /* Allocate space for two transmit and two receive buffer
- * descriptors in the DP ram.
- */
- data->dp_addr = cpm_dpalloc(sizeof(cbd_t) * 4, 8);
-
- /* ptr to i2c area */
- data->i2c = (i2c8xx_t *)&(((immap_t *)IMAP_ADDR)->im_i2c);
-}
-
-static int rpx_install_isr(int irq, void (*func)(void *), void *data)
-{
- /* install interrupt handler */
- cpm_install_handler(irq, func, data);
-
- return 0;
-}
-
-static struct i2c_algo_8xx_data rpx_data = {
- .setisr = rpx_install_isr
-};
-
-static struct i2c_adapter rpx_ops = {
- .owner = THIS_MODULE,
- .name = "m8xx",
- .id = I2C_HW_MPC8XX_EPON,
- .algo_data = &rpx_data,
-};
-
-int __init i2c_rpx_init(void)
-{
- printk(KERN_INFO "i2c-rpx: i2c MPC8xx driver\n");
-
- /* reset hardware to sane state */
- rpx_iic_init(&rpx_data);
-
- if (i2c_8xx_add_bus(&rpx_ops) < 0) {
- printk(KERN_ERR "i2c-rpx: Unable to register with I2C\n");
- return -ENODEV;
- }
-
- return 0;
-}
-
-void __exit i2c_rpx_exit(void)
-{
- i2c_8xx_del_bus(&rpx_ops);
-}
-
-MODULE_AUTHOR("Dan Malek <dmalek@jlc.net>");
-MODULE_DESCRIPTION("I2C-Bus adapter routines for MPC8xx boards");
-
-module_init(i2c_rpx_init);
-module_exit(i2c_rpx_exit);