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path: root/drivers/pcmcia/sa1100_neponset.c
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Diffstat (limited to 'drivers/pcmcia/sa1100_neponset.c')
-rw-r--r--drivers/pcmcia/sa1100_neponset.c142
1 files changed, 0 insertions, 142 deletions
diff --git a/drivers/pcmcia/sa1100_neponset.c b/drivers/pcmcia/sa1100_neponset.c
deleted file mode 100644
index 4c41e86ccff..00000000000
--- a/drivers/pcmcia/sa1100_neponset.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * linux/drivers/pcmcia/sa1100_neponset.c
- *
- * Neponset PCMCIA specific routines
- */
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-
-#include <mach/hardware.h>
-#include <asm/mach-types.h>
-#include <mach/neponset.h>
-#include <asm/hardware/sa1111.h>
-
-#include "sa1111_generic.h"
-
-/*
- * Neponset uses the Maxim MAX1600, with the following connections:
- *
- * MAX1600 Neponset
- *
- * A0VCC SA-1111 GPIO A<1>
- * A1VCC SA-1111 GPIO A<0>
- * A0VPP CPLD NCR A0VPP
- * A1VPP CPLD NCR A1VPP
- * B0VCC SA-1111 GPIO A<2>
- * B1VCC SA-1111 GPIO A<3>
- * B0VPP ground (slot B is CF)
- * B1VPP ground (slot B is CF)
- *
- * VX VCC (5V)
- * VY VCC3_3 (3.3V)
- * 12INA 12V
- * 12INB ground (slot B is CF)
- *
- * The MAX1600 CODE pin is tied to ground, placing the device in
- * "Standard Intel code" mode. Refer to the Maxim data sheet for
- * the corresponding truth table.
- */
-
-static int
-neponset_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
-{
- unsigned int ncr_mask, ncr_set, pa_dwr_mask, pa_dwr_set;
- int ret;
-
- switch (skt->nr) {
- case 0:
- pa_dwr_mask = GPIO_A0 | GPIO_A1;
- ncr_mask = NCR_A0VPP | NCR_A1VPP;
-
- if (state->Vpp == 0)
- ncr_set = 0;
- else if (state->Vpp == 120)
- ncr_set = NCR_A1VPP;
- else if (state->Vpp == state->Vcc)
- ncr_set = NCR_A0VPP;
- else {
- printk(KERN_ERR "%s(): unrecognized VPP %u\n",
- __func__, state->Vpp);
- return -1;
- }
- break;
-
- case 1:
- pa_dwr_mask = GPIO_A2 | GPIO_A3;
- ncr_mask = 0;
- ncr_set = 0;
-
- if (state->Vpp != state->Vcc && state->Vpp != 0) {
- printk(KERN_ERR "%s(): CF slot cannot support VPP %u\n",
- __func__, state->Vpp);
- return -1;
- }
- break;
-
- default:
- return -1;
- }
-
- /*
- * pa_dwr_set is the mask for selecting Vcc on both sockets.
- * pa_dwr_mask selects which bits (and therefore socket) we change.
- */
- switch (state->Vcc) {
- default:
- case 0: pa_dwr_set = 0; break;
- case 33: pa_dwr_set = GPIO_A1|GPIO_A2; break;
- case 50: pa_dwr_set = GPIO_A0|GPIO_A3; break;
- }
-
- ret = sa1111_pcmcia_configure_socket(skt, state);
- if (ret == 0) {
- unsigned long flags;
-
- local_irq_save(flags);
- NCR_0 = (NCR_0 & ~ncr_mask) | ncr_set;
-
- local_irq_restore(flags);
- sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set);
- }
-
- return 0;
-}
-
-static void neponset_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
-{
- if (skt->nr == 0)
- NCR_0 &= ~(NCR_A0VPP | NCR_A1VPP);
-
- sa1111_pcmcia_socket_init(skt);
-}
-
-static struct pcmcia_low_level neponset_pcmcia_ops = {
- .owner = THIS_MODULE,
- .hw_init = sa1111_pcmcia_hw_init,
- .hw_shutdown = sa1111_pcmcia_hw_shutdown,
- .socket_state = sa1111_pcmcia_socket_state,
- .configure_socket = neponset_pcmcia_configure_socket,
- .socket_init = neponset_pcmcia_socket_init,
- .socket_suspend = sa1111_pcmcia_socket_suspend,
-};
-
-int __init pcmcia_neponset_init(struct sa1111_dev *sadev)
-{
- int ret = -ENODEV;
-
- if (machine_is_assabet()) {
- /*
- * Set GPIO_A<3:0> to be outputs for the MAX1600,
- * and switch to standby mode.
- */
- sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0);
- sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
- sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
- ret = sa11xx_drv_pcmcia_probe(&sadev->dev, &neponset_pcmcia_ops, 0, 2);
- }
-
- return ret;
-}