[1/2] sdhci: sdhci.c: Add pre / post reset processing for chip specific reset

Commit Message

Philip Rakity Feb. 14, 2011, 7:08 a.m. UTC

None

Patch

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 1a88303..7207b57 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -158,6 +158,9 @@  static void sdhci_reset(struct sdhci_host *host, u8 mask)
 	if (host->quirks & SDHCI_QUIRK_RESTORE_IRQS_AFTER_RESET)
 		ier = sdhci_readl(host, SDHCI_INT_ENABLE);
 
+	if (host->ops->platform_reset_enter)
+		host->ops->platform_reset_enter(host, mask);
+
 	sdhci_writeb(host, mask, SDHCI_SOFTWARE_RESET);
 
 	if (mask & SDHCI_RESET_ALL)
@@ -178,6 +181,9 @@  static void sdhci_reset(struct sdhci_host *host, u8 mask)
 		mdelay(1);
 	}
 
+	if (host->ops->platform_reset_exit)
+		host->ops->platform_reset_exit(host, mask);
+
 	if (host->quirks & SDHCI_QUIRK_RESTORE_IRQS_AFTER_RESET)
 		sdhci_clear_set_irqs(host, SDHCI_INT_ALL_MASK, ier);
 }
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 1f032c0..4f62505 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -222,6 +222,8 @@  struct sdhci_ops {
 	void (*platform_send_init_74_clocks)(struct sdhci_host *host,
 					     u8 power_mode);
 	unsigned int    (*get_ro)(struct sdhci_host *host);
+	void	(*platform_reset_enter)(struct sdhci_host *host, u8 mask);
+	void	(*platform_reset_exit)(struct sdhci_host *host, u8 mask);
 };
 
 #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS