Since commit 
db33f4de "ARM: Orion: Remove address map info from all platform data structures",
the dram is removed from struct kirkwood_asoc_platform_data.
This patch fixes below build error:
  CC      sound/soc/kirkwood/kirkwood-i2s.o
sound/soc/kirkwood/kirkwood-i2s.c: In function 'kirkwood_i2s_dev_probe':
sound/soc/kirkwood/kirkwood-i2s.c:444: error: 'struct kirkwood_asoc_platform_data' has no member named 'dram'
sound/soc/kirkwood/kirkwood-i2s.c:450: error: 'struct kirkwood_asoc_platform_data' has no member named 'dram'
make[3]: *** [sound/soc/kirkwood/kirkwood-i2s.o] Error 1
make[2]: *** [sound/soc/kirkwood] Error 2
make[1]: *** [sound/soc] Error 2
make: *** [sound] Error 2
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Nicolas Pitre <nico@fluxnic.net>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
                goto err_ioremap;
        }
 
-       if (!data || !data->dram) {
+       if (!data) {
                dev_err(&pdev->dev, "no platform data ?!\n");
                err = -EINVAL;
                goto err_ioremap;
        }
 
-       priv->dram = data->dram;
        priv->burst = data->burst;
 
        return snd_soc_register_dai(&pdev->dev, &kirkwood_i2s_dai);
 
        void __iomem *io;
        int irq;
        int burst;
-       struct mbus_dram_target_info *dram;
 };
 
 #endif