diff options
Diffstat (limited to 'recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch')
| -rw-r--r-- | recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch new file mode 100644 index 0000000..2efdf51 --- /dev/null +++ b/recipes-kernel/linux/linux-3.12.27/linux-3.12-atmel-mci-force-detect.patch @@ -0,0 +1,29 @@ +Index: linux-3.12.13/drivers/mmc/host/atmel-mci.c +=================================================================== +--- linux-3.12.13.orig/drivers/mmc/host/atmel-mci.c 2014-04-10 13:32:40.012723945 -0500 ++++ linux-3.12.13/drivers/mmc/host/atmel-mci.c 2014-04-10 13:36:46.088723297 -0500 +@@ -1447,6 +1447,9 @@ + slot->detect_is_active_high); + dev_dbg(&mmc->class_dev, "card is %spresent\n", + present ? "" : "not "); ++ } else { ++ // jjg - assume card is present if detect pin is unset ++ present = 1; + } + + return present; +@@ -2205,8 +2208,12 @@ + } + } + +- if (!gpio_is_valid(slot->detect_pin)) +- mmc->caps |= MMC_CAP_NEEDS_POLL; ++ // jjg - if detect pin isn't set, don't poll -- just assume device ++ // is there and mark it non-removable ++ if (!gpio_is_valid(slot->detect_pin)) { ++ dev_info(&host->pdev->dev,"No detect pin, marking non-removable and assuming device is present\n"); ++ mmc->caps |= MMC_CAP_NONREMOVABLE; ++ } + + if (gpio_is_valid(slot->wp_pin)) { + if (gpio_request(slot->wp_pin, "mmc_wp")) { |