Added missing tegra files.HEADmaster

1 files changed, 120 insertions, 0 deletions

diff --git a/drivers/pcmcia/sa1100_jornada720.c b/drivers/pcmcia/sa1100_jornada720.c
new file mode 100644
index 00000000000..6bcabee6bde
--- /dev/null
+++ b/drivers/pcmcia/sa1100_jornada720.c
@@ -0,0 +1,120 @@
+/*
+ * drivers/pcmcia/sa1100_jornada720.c
+ *
+ * Jornada720 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/hardware/sa1111.h>
+#include <asm/mach-types.h>
+
+#include "sa1111_generic.h"
+
+/* Does SOCKET1_3V actually do anything? */
+#define SOCKET0_POWER   GPIO_GPIO0
+#define SOCKET0_3V      GPIO_GPIO2
+#define SOCKET1_POWER   (GPIO_GPIO1 | GPIO_GPIO3)
+#define SOCKET1_3V      GPIO_GPIO3
+
+static int
+jornada720_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
+{
+        struct sa1111_pcmcia_socket *s = to_skt(skt);
+        unsigned int pa_dwr_mask, pa_dwr_set;
+        int ret;
+
+        printk(KERN_INFO "%s(): config socket %d vcc %d vpp %d\n", __func__,
+                skt->nr, state->Vcc, state->Vpp);
+
+        switch (skt->nr) {
+        case 0:
+                pa_dwr_mask = SOCKET0_POWER | SOCKET0_3V;
+
+                switch (state->Vcc) {
+                default:
+                case  0:
+                        pa_dwr_set = 0;
+                        break;
+                case 33:
+                        pa_dwr_set = SOCKET0_POWER | SOCKET0_3V;
+                        break;
+                case 50:
+                        pa_dwr_set = SOCKET0_POWER;
+                        break;
+                }
+                break;
+
+        case 1:
+                pa_dwr_mask = SOCKET1_POWER;
+
+                switch (state->Vcc) {
+                default:
+                case 0:
+                        pa_dwr_set = 0;
+                        break;
+                case 33:
+                        pa_dwr_set = SOCKET1_POWER;
+                        break;
+                case 50:
+                        pa_dwr_set = SOCKET1_POWER;
+                        break;
+                }
+                break;
+
+        default:
+                return -1;
+        }
+
+        if (state->Vpp != state->Vcc && state->Vpp != 0) {
+                printk(KERN_ERR "%s(): slot cannot support VPP %u\n",
+                        __func__, state->Vpp);
+                return -EPERM;
+        }
+
+        ret = sa1111_pcmcia_configure_socket(skt, state);
+        if (ret == 0) {
+                unsigned long flags;
+
+                local_irq_save(flags);
+                sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set);
+                local_irq_restore(flags);
+        }
+
+        return ret;
+}
+
+static struct pcmcia_low_level jornada720_pcmcia_ops = {
+        .owner                  = THIS_MODULE,
+        .configure_socket       = jornada720_pcmcia_configure_socket,
+        .socket_init            = sa1111_pcmcia_socket_init,
+        .first                  = 0,
+        .nr                     = 2,
+};
+
+int __devinit pcmcia_jornada720_init(struct device *dev)
+{
+        int ret = -ENODEV;
+
+        if (machine_is_jornada720()) {
+                unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3;
+
+                GRER |= 0x00000002;
+
+                /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */
+                sa1111_set_io_dir(dev, pin, 0, 0);
+                sa1111_set_io(dev, pin, 0);
+                sa1111_set_sleep_io(dev, pin, 0);
+
+                sa11xx_drv_pcmcia_ops(&jornada720_pcmcia_ops);
+                ret = sa1111_pcmcia_add(dev, &jornada720_pcmcia_ops,
+                                sa11xx_drv_pcmcia_add_one);
+        }
+
+        return ret;
+}