To debug more exactly, add the index for device.
Signed-off-by: Jaehoon Chung jh80.chung@samsung.com --- drivers/mmc/exynos_dw_mmc.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-)
diff --git a/drivers/mmc/exynos_dw_mmc.c b/drivers/mmc/exynos_dw_mmc.c index d96dfe1..dfa209b 100644 --- a/drivers/mmc/exynos_dw_mmc.c +++ b/drivers/mmc/exynos_dw_mmc.c @@ -101,7 +101,7 @@ static int exynos_dwmci_core_init(struct dwmci_host *host, int index) host->get_mmc_clk = exynos_dwmci_get_clk; /* Add the mmc channel to be registered with mmc core */ if (add_dwmci(host, DWMMC_MAX_FREQ, DWMMC_MIN_FREQ)) { - debug("dwmmc%d registration failed\n", index); + printf("DWMMC%d registration failed\n", index); return -1; } return 0; @@ -146,7 +146,7 @@ static int do_dwmci_init(struct dwmci_host *host) flag = host->buswidth == 8 ? PINMUX_FLAG_8BIT_MODE : PINMUX_FLAG_NONE; err = exynos_pinmux_config(host->dev_id, flag); if (err) { - debug("DWMMC not configure\n"); + printf("DWMMC%d not configure\n", index); return err; }
@@ -162,21 +162,22 @@ static int exynos_dwmci_get_config(const void *blob, int node, /* Extract device id for each mmc channel */ host->dev_id = pinmux_decode_periph_id(blob, node);
+ host->dev_index = fdtdec_get_int(blob, node, "index", host->dev_id); + if (host->dev_index == host->dev_id) + host->dev_index = host->dev_id - PERIPH_ID_SDMMC0; + + /* Get the bus width from the device node */ host->buswidth = fdtdec_get_int(blob, node, "samsung,bus-width", 0); if (host->buswidth <= 0) { - debug("DWMMC: Can't get bus-width\n"); + printf("DWMMC%d: Can't get bus-width\n", host->dev_index); return -EINVAL; }
- host->dev_index = fdtdec_get_int(blob, node, "index", host->dev_id); - if (host->dev_index == host->dev_id) - host->dev_index = host->dev_id - PERIPH_ID_SDMMC0; - /* Set the base address from the device node */ base = fdtdec_get_addr(blob, node, "reg"); if (!base) { - debug("DWMMC: Can't get base address\n"); + printf("DWMMC%d: Can't get base address\n", host->dev_index); return -EINVAL; } host->ioaddr = (void *)base; @@ -184,7 +185,8 @@ static int exynos_dwmci_get_config(const void *blob, int node, /* Extract the timing info from the node */ err = fdtdec_get_int_array(blob, node, "samsung,timing", timing, 3); if (err) { - debug("Can't get sdr-timings for devider\n"); + printf("DWMMC%d: Can't get sdr-timings for devider\n", + host->dev_index); return -EINVAL; }
@@ -214,7 +216,7 @@ static int exynos_dwmci_process_node(const void *blob, host = &dwmci_host[i]; err = exynos_dwmci_get_config(blob, node, host); if (err) { - debug("%s: failed to decode dev %d\n", __func__, i); + printf("%s: failed to decode dev %d\n", __func__, i); return err; }