Hello,
On 10/28/2014 06:14 AM, Jaehoon Chung wrote:
Hi, Przemyslaw.
On 10/25/2014 12:44 AM, Przemyslaw Marczak wrote:
The SD Card slot detection pin should be configured as input.
Signed-off-by: Przemyslaw Marczak <p.marc...@samsung.com>
---
drivers/mmc/s5p_sdhci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/s5p_sdhci.c b/drivers/mmc/s5p_sdhci.c
index 0dea45d..a5d3487 100644
--- a/drivers/mmc/s5p_sdhci.c
+++ b/drivers/mmc/s5p_sdhci.c
@@ -123,7 +123,7 @@ static int do_sdhci_init(struct sdhci_host *host)
if (fdt_gpio_isvalid(&host->cd_gpio)) {
sprintf(str, "sdhci%d_cd", host->index & 0xf);
gpio_request(host->cd_gpio.gpio, str);
- gpio_direction_output(host->cd_gpio.gpio, 1);
+ gpio_direction_input(host->cd_gpio.gpio);
Input is right?
Yes, this works fine. The input value changes when you insert or remove
the card, so I don't know why there was output.
Best Regards,
Jaehoon Chung
if (gpio_get_value(host->cd_gpio.gpio))
return -ENODEV;
Best Regards,
--
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marc...@samsung.com
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