From 974e85e90c84a32f49b70c6615f1e8f156f38a3c Mon Sep 17 00:00:00 2001 From: Harish Jenny K N Date: Wed, 7 Mar 2018 10:31:42 +0530 Subject: mmc: core: Export card RCA register via sysfs This patch exports RCA register to sysfs which will help in reading the disk identification information. Reviewed-by: Shawn Lin Signed-off-by: Harish Jenny K N Signed-off-by: Ulf Hansson --- drivers/mmc/core/mmc.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/mmc/core/mmc.c') diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 208a762b87ef..6f8ebd6caa4c 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -792,6 +792,7 @@ MMC_DEV_ATTR(enhanced_area_size, "%u\n", card->ext_csd.enhanced_area_size); MMC_DEV_ATTR(raw_rpmb_size_mult, "%#x\n", card->ext_csd.raw_rpmb_size_mult); MMC_DEV_ATTR(rel_sectors, "%#x\n", card->ext_csd.rel_sectors); MMC_DEV_ATTR(ocr, "0x%08x\n", card->ocr); +MMC_DEV_ATTR(rca, "0x%04x\n", card->rca); MMC_DEV_ATTR(cmdq_en, "%d\n", card->ext_csd.cmdq_en); static ssize_t mmc_fwrev_show(struct device *dev, @@ -848,6 +849,7 @@ static struct attribute *mmc_std_attrs[] = { &dev_attr_raw_rpmb_size_mult.attr, &dev_attr_rel_sectors.attr, &dev_attr_ocr.attr, + &dev_attr_rca.attr, &dev_attr_dsr.attr, &dev_attr_cmdq_en.attr, NULL, -- cgit v1.2.3-59-g8ed1b