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-rw-r--r--arch/arm/mach-pxa/balloon3-pcmcia.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/arch/arm/mach-pxa/balloon3-pcmcia.c b/arch/arm/mach-pxa/balloon3-pcmcia.c
deleted file mode 100644
index 6a27b76cc603..000000000000
--- a/arch/arm/mach-pxa/balloon3-pcmcia.c
+++ /dev/null
@@ -1,137 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/drivers/pcmcia/pxa2xx_balloon3.c
- *
- * Balloon3 PCMCIA specific routines.
- *
- * Author: Nick Bane
- * Created: June, 2006
- * Copyright: Toby Churchill Ltd
- * Derived from pxa2xx_mainstone.c, by Nico Pitre
- *
- * Various modification by Marek Vasut <marek.vasut@gmail.com>
- */
-
-#include <linux/module.h>
-#include <linux/gpio.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-
-#include "balloon3.h"
-
-#include <asm/mach-types.h>
-
-#include <pcmcia/soc_common.h>
-
-static int balloon3_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
-{
- uint16_t ver;
-
- ver = __raw_readw(BALLOON3_FPGA_VER);
- if (ver < 0x4f08)
- pr_warn("The FPGA code, version 0x%04x, is too old. "
- "PCMCIA/CF support might be broken in this version!",
- ver);
-
- skt->socket.pci_irq = BALLOON3_BP_CF_NRDY_IRQ;
- skt->stat[SOC_STAT_CD].gpio = BALLOON3_GPIO_S0_CD;
- skt->stat[SOC_STAT_CD].name = "PCMCIA0 CD";
- skt->stat[SOC_STAT_BVD1].irq = BALLOON3_BP_NSTSCHG_IRQ;
- skt->stat[SOC_STAT_BVD1].name = "PCMCIA0 STSCHG";
-
- return 0;
-}
-
-static unsigned long balloon3_pcmcia_status[2] = {
- BALLOON3_CF_nSTSCHG_BVD1,
- BALLOON3_CF_nSTSCHG_BVD1
-};
-
-static void balloon3_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
- struct pcmcia_state *state)
-{
- uint16_t status;
- int flip;
-
- /* This actually reads the STATUS register */
- status = __raw_readw(BALLOON3_CF_STATUS_REG);
- flip = (status ^ balloon3_pcmcia_status[skt->nr])
- & BALLOON3_CF_nSTSCHG_BVD1;
- /*
- * Workaround for STSCHG which can't be deasserted:
- * We therefore disable/enable corresponding IRQs
- * as needed to avoid IRQ locks.
- */
- if (flip) {
- balloon3_pcmcia_status[skt->nr] = status;
- if (status & BALLOON3_CF_nSTSCHG_BVD1)
- enable_irq(BALLOON3_BP_NSTSCHG_IRQ);
- else
- disable_irq(BALLOON3_BP_NSTSCHG_IRQ);
- }
-
- state->ready = !!(status & BALLOON3_CF_nIRQ);
- state->bvd1 = !!(status & BALLOON3_CF_nSTSCHG_BVD1);
- state->bvd2 = 0; /* not available */
- state->vs_3v = 1; /* Always true its a CF card */
- state->vs_Xv = 0; /* not available */
-}
-
-static int balloon3_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
- const socket_state_t *state)
-{
- __raw_writew(BALLOON3_CF_RESET, BALLOON3_CF_CONTROL_REG +
- ((state->flags & SS_RESET) ?
- BALLOON3_FPGA_SETnCLR : 0));
- return 0;
-}
-
-static struct pcmcia_low_level balloon3_pcmcia_ops = {
- .owner = THIS_MODULE,
- .hw_init = balloon3_pcmcia_hw_init,
- .socket_state = balloon3_pcmcia_socket_state,
- .configure_socket = balloon3_pcmcia_configure_socket,
- .first = 0,
- .nr = 1,
-};
-
-static struct platform_device *balloon3_pcmcia_device;
-
-static int __init balloon3_pcmcia_init(void)
-{
- int ret;
-
- if (!machine_is_balloon3())
- return -ENODEV;
-
- balloon3_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
- if (!balloon3_pcmcia_device)
- return -ENOMEM;
-
- ret = platform_device_add_data(balloon3_pcmcia_device,
- &balloon3_pcmcia_ops, sizeof(balloon3_pcmcia_ops));
-
- if (!ret)
- ret = platform_device_add(balloon3_pcmcia_device);
-
- if (ret)
- platform_device_put(balloon3_pcmcia_device);
-
- return ret;
-}
-
-static void __exit balloon3_pcmcia_exit(void)
-{
- platform_device_unregister(balloon3_pcmcia_device);
-}
-
-module_init(balloon3_pcmcia_init);
-module_exit(balloon3_pcmcia_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Nick Bane <nick@cecomputing.co.uk>");
-MODULE_ALIAS("platform:pxa2xx-pcmcia");
-MODULE_DESCRIPTION("Balloon3 board CF/PCMCIA driver");