1 files changed, 10 insertions, 6 deletions

diff --git a/drivers/pcmcia/pxa2xx_balloon3.c b/drivers/pcmcia/pxa2xx_balloon3.c
index dbbdd0063202..4c3e94c0ae85 100644
--- a/drivers/pcmcia/pxa2xx_balloon3.c
+++ b/drivers/pcmcia/pxa2xx_balloon3.c
@@ -25,6 +25,8 @@
 
 #include <mach/balloon3.h>
 
+#include <asm/mach-types.h>
+
 #include "soc_common.h"
 
 /*
@@ -39,12 +41,10 @@ static struct pcmcia_irqs irqs[] = {
 static int balloon3_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
         uint16_t ver;
-        int ret;
-        static void __iomem *fpga_ver;
 
         ver = __raw_readw(BALLOON3_FPGA_VER);
-        if (ver > 0x0201)
-                pr_warn("The FPGA code, version 0x%04x, is newer than rel-0.3. "
+        if (ver < 0x4f08)
+                pr_warn("The FPGA code, version 0x%04x, is too old. "
                         "PCMCIA/CF support might be broken in this version!",
                         ver);
 
@@ -97,8 +97,9 @@ static void balloon3_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
 static int balloon3_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
                                        const socket_state_t *state)
 {
-        __raw_writew((state->flags & SS_RESET) ? BALLOON3_CF_RESET : 0,
-                        BALLOON3_CF_CONTROL_REG);
+        __raw_writew(BALLOON3_CF_RESET, BALLOON3_CF_CONTROL_REG |
+                        ((state->flags & SS_RESET) ?
+                        BALLOON3_FPGA_SETnCLR : 0));
         return 0;
 }
 
@@ -128,6 +129,9 @@ 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;