mcp23s08: get rid of setup/teardown callbacks

There's no in-tree users, and bus notifiers are more generic anyway.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

2 files changed, 0 insertions, 28 deletions

diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index da3e04f0909b..ef61234c0e03 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -432,14 +432,6 @@ static int mcp23s08_probe(struct spi_device *spi)
          * handled here...
          */
 
-        if (pdata->setup) {
-                status = pdata->setup(spi,
-                                pdata->base, data->ngpio,
-                                pdata->context);
-                if (status < 0)
-                        dev_dbg(&spi->dev, "setup --> %d\n", status);
-        }
-
         return 0;
 
 fail:
@@ -459,20 +451,9 @@ fail:
 static int mcp23s08_remove(struct spi_device *spi)
 {
         struct mcp23s08_driver_data     *data = spi_get_drvdata(spi);
-        struct mcp23s08_platform_data   *pdata = spi->dev.platform_data;
         unsigned                        addr;
         int                             status = 0;
 
-        if (pdata->teardown) {
-                status = pdata->teardown(spi,
-                                pdata->base, data->ngpio,
-                                pdata->context);
-                if (status < 0) {
-                        dev_err(&spi->dev, "%s --> %d\n", "teardown", status);
-                        return status;
-                }
-        }
-
         for (addr = 0; addr < ARRAY_SIZE(data->mcp); addr++) {
                 int tmp;
 
diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h
index c42cff8ca191..2d676d5aaa89 100644
--- a/include/linux/spi/mcp23s08.h
+++ b/include/linux/spi/mcp23s08.h
@@ -22,13 +22,4 @@ struct mcp23s08_platform_data {
          * base to base+15 (or base+31 for s17 variant).
          */
         unsigned        base;
-
-        void            *context;       /* param to setup/teardown */
-
-        int             (*setup)(struct spi_device *spi,
-                                        int gpio, unsigned ngpio,
-                                        void *context);
-        int             (*teardown)(struct spi_device *spi,
-                                        int gpio, unsigned ngpio,
-                                        void *context);
 };