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authorGravatar Gustavo Zacarias <gustavo@zacarias.com.ar>2013-05-27 06:41:58 +0000
committerGravatar Peter Korsgaard <jacmet@sunsite.dk>2013-05-29 20:37:53 +0200
commit1ca4ff63f295090eb68afcd4dc0a6d695a89b0a8 (patch)
tree847cd6d793c986f62a25da35b9a7530a8c263ba6 /board/olimex/imx233_olinuxino/linux-02-mmc-mxs-mmc-add-non-removable-property.patch
parent9fc981ab3ab04276371b4c4a0125f729323ba82f (diff)
downloadbuildroot-1ca4ff63f295090eb68afcd4dc0a6d695a89b0a8.tar.gz
buildroot-1ca4ff63f295090eb68afcd4dc0a6d695a89b0a8.tar.bz2
configs: add sample for olimex mx233 olinuxino
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Diffstat (limited to 'board/olimex/imx233_olinuxino/linux-02-mmc-mxs-mmc-add-non-removable-property.patch')
-rw-r--r--board/olimex/imx233_olinuxino/linux-02-mmc-mxs-mmc-add-non-removable-property.patch53
1 files changed, 53 insertions, 0 deletions
diff --git a/board/olimex/imx233_olinuxino/linux-02-mmc-mxs-mmc-add-non-removable-property.patch b/board/olimex/imx233_olinuxino/linux-02-mmc-mxs-mmc-add-non-removable-property.patch
new file mode 100644
index 0000000000..f7446cada7
--- /dev/null
+++ b/board/olimex/imx233_olinuxino/linux-02-mmc-mxs-mmc-add-non-removable-property.patch
@@ -0,0 +1,53 @@
+From 5086e5f41fd107539911edf62f2d202753ed1980 Mon Sep 17 00:00:00 2001
+From: Marc Kleine-Budde <mkl@pengutronix.de>
+Date: Wed, 10 Apr 2013 11:13:44 +0200
+Subject: [PATCH 2/3] mmc: mxs-mmc: add non-removable property
+
+Some boards have non removable cards like eMMC. Handle such case.
+
+Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
+Acked-by: Shawn Guo <shawn.guo@linaro.org>
+Signed-off-by: Chris Ball <cjb@laptop.org>
+---
+ drivers/mmc/host/mxs-mmc.c | 10 +++++++---
+ 1 file changed, 7 insertions(+), 3 deletions(-)
+
+diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
+index 0cdf1f6..c231881 100644
+--- a/drivers/mmc/host/mxs-mmc.c
++++ b/drivers/mmc/host/mxs-mmc.c
+@@ -73,6 +73,7 @@ struct mxs_mmc_host {
+ int wp_gpio;
+ bool wp_inverted;
+ bool cd_inverted;
++ bool non_removable;
+ };
+
+ static int mxs_mmc_get_ro(struct mmc_host *mmc)
+@@ -96,8 +97,9 @@ static int mxs_mmc_get_cd(struct mmc_host *mmc)
+ struct mxs_mmc_host *host = mmc_priv(mmc);
+ struct mxs_ssp *ssp = &host->ssp;
+
+- return !(readl(ssp->base + HW_SSP_STATUS(ssp)) &
+- BM_SSP_STATUS_CARD_DETECT)) ^ host->cd_inverted;
++ return host->non_removable ||
++ !(readl(ssp->base + HW_SSP_STATUS(ssp)) &
++ BM_SSP_STATUS_CARD_DETECT) ^ host->cd_inverted;
+ }
+
+ static void mxs_mmc_reset(struct mxs_mmc_host *host)
+@@ -687,8 +689,10 @@ static int mxs_mmc_probe(struct platform_device *pdev)
+ mmc->caps |= MMC_CAP_4_BIT_DATA;
+ else if (bus_width == 8)
+ mmc->caps |= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA;
++ host->non_removable = of_property_read_bool(np, "non-removable");
++ if (host->non_removable)
++ mmc->caps |= MMC_CAP_NONREMOVABLE;
+ host->wp_gpio = of_get_named_gpio_flags(np, "wp-gpios", 0, &flags);
+-
+ if (flags & OF_GPIO_ACTIVE_LOW)
+ host->wp_inverted = 1;
+
+--
+1.8.1.5
+