mfd: Add PCMCIA/CF support to asic3

This patch is part of a set which adds PCMCIA/CF support for the hx4700.
This patch adds asic3_set_register() calls to:
1. Enable the PCMCIA/CF in asic3_probe().
2. Disable the PCMCIA/CF in asic3_remove().

Signed-off-by: Paul Parsons <lost.distance@yahoo.com>
Acked-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 1582c3d95257..f75dc6733f49 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -1000,6 +1000,9 @@ static int __init asic3_probe(struct platform_device *pdev)
 
         asic3_mfd_probe(pdev, pdata, mem);
 
+        asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
+                (ASIC3_EXTCF_CF0_BUF_EN|ASIC3_EXTCF_CF0_PWAIT_EN), 1);
+
         dev_info(asic->dev, "ASIC3 Core driver\n");
 
         return 0;
@@ -1021,6 +1024,9 @@ static int __devexit asic3_remove(struct platform_device *pdev)
         int ret;
         struct asic3 *asic = platform_get_drvdata(pdev);
 
+        asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
+                (ASIC3_EXTCF_CF0_BUF_EN|ASIC3_EXTCF_CF0_PWAIT_EN), 0);
+
         asic3_mfd_remove(pdev);
 
         ret = asic3_gpio_remove(pdev);