mmc: sdhci: print SD Command and CAPABILITY_1 when dumping registers

More information should be shown when sdhci_dumpregs is called.
Knowing the command is useful for debugging, and Capability 1
is useful for SD v3.

Signed-off-by: Philip Rakity <prakity@marvell.com>
Reviewed-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Chris Ball <cjb@laptop.org>

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index a25db42..8a74fcb 100644 (file)
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -77,8 +77,11 @@ static void sdhci_dumpregs(struct sdhci_host *host)
        printk(KERN_DEBUG DRIVER_NAME ": AC12 err: 0x%08x | Slot int: 0x%08x\n",
                sdhci_readw(host, SDHCI_ACMD12_ERR),
                sdhci_readw(host, SDHCI_SLOT_INT_STATUS));
-       printk(KERN_DEBUG DRIVER_NAME ": Caps:     0x%08x | Max curr: 0x%08x\n",
+       printk(KERN_DEBUG DRIVER_NAME ": Caps:     0x%08x | Caps_1:   0x%08x\n",
                sdhci_readl(host, SDHCI_CAPABILITIES),
+               sdhci_readl(host, SDHCI_CAPABILITIES_1));
+       printk(KERN_DEBUG DRIVER_NAME ": Cmd:      0x%08x | Max curr: 0x%08x\n",
+               sdhci_readw(host, SDHCI_COMMAND),
                sdhci_readl(host, SDHCI_MAX_CURRENT));
 
        if (host->flags & SDHCI_USE_ADMA)

diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index e42d7f0..1efe7dc 100644 (file)
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -165,7 +165,7 @@
 #define  SDHCI_CAN_VDD_180     0x04000000
 #define  SDHCI_CAN_64BIT       0x10000000
 
-/* 44-47 reserved for more caps */
+#define SDHCI_CAPABILITIES_1   0x44
 
 #define SDHCI_MAX_CURRENT      0x48