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mci: Print more info 

In devinfo for the card also print:

- capabilities for host and card
- current bus width
- current clock

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2013-06-03 11:17:02 +02:00
parent 2302fc6076
commit af4e312929
1 changed files with 27 additions and 1 deletions
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28
drivers/mci/mci-core.c
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@ -1366,6 +1366,16 @@ static unsigned extract_mtd_year(struct mci *mci)
return UNSTUFF_BITS(mci->cid, 8, 4) + 1997;
}
static void mci_print_caps(unsigned caps)
{
printf(" capabilities: %s%s%s%s%s\n",
caps & MMC_CAP_4_BIT_DATA ? "4bit " : "",
caps & MMC_CAP_8_BIT_DATA ? "8bit " : "",
caps & MMC_CAP_SD_HIGHSPEED ? "sd-hs " : "",
caps & MMC_CAP_MMC_HIGHSPEED ? "mmc-hs " : "",
caps & MMC_CAP_MMC_HIGHSPEED_52MHZ ? "mmc-52MHz " : "");
}
/**
* Output some valuable information when the user runs 'devinfo' on an MCI device
* @param mci MCI device instance
@ -1373,13 +1383,28 @@ static unsigned extract_mtd_year(struct mci *mci)
static void mci_info(struct device_d *dev)
{
struct mci *mci = container_of(dev, struct mci, dev);
struct mci_host *host = mci->host;
int bw;
if (mci->ready_for_use == 0) {
printf(" No information available:\n MCI card not probed yet\n");
return;
}
printf(" Card:\n");
printf("Host information:\n");
printf(" current clock: %d\n", host->clock);
if (host->bus_width == MMC_BUS_WIDTH_8)
bw = 8;
else if (host->bus_width == MMC_BUS_WIDTH_4)
bw = 4;
else
bw = 1;
printf(" current buswidth: %d\n", bw);
mci_print_caps(host->host_caps);
printf("Card information:\n");
if (mci->version < SD_VERSION_SD) {
printf(" Attached is a MultiMediaCard (Version: %u.%u)\n",
(mci->version >> 4) & 0xf, mci->version & 0xf);
@ -1396,6 +1421,7 @@ static void mci_info(struct device_d *dev)
printf(" CSD: %08X-%08X-%08X-%08X\n", mci->csd[0], mci->csd[1],
mci->csd[2], mci->csd[3]);
printf(" Max. transfer speed: %u Hz\n", mci->tran_speed);
mci_print_caps(mci->card_caps);
printf(" Manufacturer ID: %02X\n", extract_mid(mci));
printf(" OEM/Application ID: %04X\n", extract_oid(mci));
printf(" Product name: '%c%c%c%c%c'\n", mci->cid[0] & 0xff,