[PATCH 1/2] mmc: sdhci-bcm-kona: Use sdhci_pltfm_unregister instead of open coded

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This avoid duplicated implementation and also fixes missing iounmap() and
release_mem_region() calls in sdhci_bcm_kona_remove().
sdhci_pltfm_init() calls request_mem_region() and ioremap(), thus we need to
call the corresponding iounmap() and release_mem_region() calls in
sdhci_bcm_kona_remove().

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
---
 drivers/mmc/host/sdhci-bcm-kona.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/mmc/host/sdhci-bcm-kona.c b/drivers/mmc/host/sdhci-bcm-kona.c
index 85472d3..7a190fe 100644
--- a/drivers/mmc/host/sdhci-bcm-kona.c
+++ b/drivers/mmc/host/sdhci-bcm-kona.c
@@ -316,19 +316,7 @@ err_pltfm_free:
 
 static int __exit sdhci_bcm_kona_remove(struct platform_device *pdev)
 {
-	struct sdhci_host *host = platform_get_drvdata(pdev);
-	int dead;
-	u32 scratch;
-
-	dead = 0;
-	scratch = readl(host->ioaddr + SDHCI_INT_STATUS);
-	if (scratch == (u32)-1)
-		dead = 1;
-	sdhci_remove_host(host, dead);
-
-	sdhci_free_host(host);
-
-	return 0;
+	return sdhci_pltfm_unregister(pdev);
 }
 
 static struct platform_driver sdhci_bcm_kona_driver = {
-- 
1.8.1.2



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