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path: root/drivers/pcmcia/sa1111_lubbock.c
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Diffstat (limited to 'drivers/pcmcia/sa1111_lubbock.c')
-rw-r--r--drivers/pcmcia/sa1111_lubbock.c155
1 files changed, 0 insertions, 155 deletions
diff --git a/drivers/pcmcia/sa1111_lubbock.c b/drivers/pcmcia/sa1111_lubbock.c
deleted file mode 100644
index f1b5160cb8fa..000000000000
--- a/drivers/pcmcia/sa1111_lubbock.c
+++ /dev/null
@@ -1,155 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/drivers/pcmcia/pxa2xx_lubbock.c
- *
- * Author: George Davis
- * Created: Jan 10, 2002
- * Copyright: MontaVista Software Inc.
- *
- * Originally based upon linux/drivers/pcmcia/sa1100_neponset.c
- *
- * Lubbock PCMCIA specific routines.
- */
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-
-#include <asm/hardware/sa1111.h>
-#include <asm/mach-types.h>
-
-#include "sa1111_generic.h"
-#include "max1600.h"
-
-static int lubbock_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
-{
- struct max1600 *m;
- int ret;
-
- ret = max1600_init(skt->socket.dev.parent, &m,
- skt->nr ? MAX1600_CHAN_B : MAX1600_CHAN_A,
- MAX1600_CODE_HIGH);
- if (ret == 0)
- skt->driver_data = m;
-
- return ret;
-}
-
-static int
-lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
- const socket_state_t *state)
-{
- struct max1600 *m = skt->driver_data;
- int ret = 0;
-
- /* Lubbock uses the Maxim MAX1602, with the following connections:
- *
- * Socket 0 (PCMCIA):
- * MAX1602 Lubbock Register
- * Pin Signal
- * ----- ------- ----------------------
- * A0VPP S0_PWR0 SA-1111 GPIO A<0>
- * A1VPP S0_PWR1 SA-1111 GPIO A<1>
- * A0VCC S0_PWR2 SA-1111 GPIO A<2>
- * A1VCC S0_PWR3 SA-1111 GPIO A<3>
- * VX VCC
- * VY +3.3V
- * 12IN +12V
- * CODE +3.3V Cirrus Code, CODE = High (VY)
- *
- * Socket 1 (CF):
- * MAX1602 Lubbock Register
- * Pin Signal
- * ----- ------- ----------------------
- * A0VPP GND VPP is not connected
- * A1VPP GND VPP is not connected
- * A0VCC S1_PWR0 MISC_WR<14>
- * A1VCC S1_PWR1 MISC_WR<15>
- * VX VCC
- * VY +3.3V
- * 12IN GND VPP is not connected
- * CODE +3.3V Cirrus Code, CODE = High (VY)
- *
- */
-
- again:
- switch (skt->nr) {
- case 0:
- case 1:
- break;
-
- default:
- ret = -1;
- }
-
- if (ret == 0)
- ret = sa1111_pcmcia_configure_socket(skt, state);
- if (ret == 0)
- ret = max1600_configure(m, state->Vcc, state->Vpp);
-
-#if 1
- if (ret == 0 && state->Vcc == 33) {
- struct pcmcia_state new_state;
-
- /*
- * HACK ALERT:
- * We can't sense the voltage properly on Lubbock before
- * actually applying some power to the socket (catch 22).
- * Resense the socket Voltage Sense pins after applying
- * socket power.
- *
- * Note: It takes about 2.5ms for the MAX1602 VCC output
- * to rise.
- */
- mdelay(3);
-
- sa1111_pcmcia_socket_state(skt, &new_state);
-
- if (!new_state.vs_3v && !new_state.vs_Xv) {
- /*
- * Switch to 5V, Configure socket with 5V voltage
- */
- max1600_configure(m, 0, 0);
-
- /*
- * It takes about 100ms to turn off Vcc.
- */
- mdelay(100);
-
- /*
- * We need to hack around the const qualifier as
- * well to keep this ugly workaround localized and
- * not force it to the rest of the code. Barf bags
- * available in the seat pocket in front of you!
- */
- ((socket_state_t *)state)->Vcc = 50;
- ((socket_state_t *)state)->Vpp = 50;
- goto again;
- }
- }
-#endif
-
- return ret;
-}
-
-static struct pcmcia_low_level lubbock_pcmcia_ops = {
- .owner = THIS_MODULE,
- .hw_init = lubbock_pcmcia_hw_init,
- .configure_socket = lubbock_pcmcia_configure_socket,
- .first = 0,
- .nr = 2,
-};
-
-#include "pxa2xx_base.h"
-
-int pcmcia_lubbock_init(struct sa1111_dev *sadev)
-{
- pxa2xx_drv_pcmcia_ops(&lubbock_pcmcia_ops);
- pxa2xx_configure_sockets(&sadev->dev, &lubbock_pcmcia_ops);
- return sa1111_pcmcia_add(sadev, &lubbock_pcmcia_ops,
- pxa2xx_drv_pcmcia_add_one);
-}
-
-MODULE_LICENSE("GPL");