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authorDaniel Mack <zonque@gmail.com>2012-10-15 21:35:05 +0530
committerChris Ball <cjb@laptop.org>2012-12-06 13:54:39 -0500
commit46b76035c12140caeda64dfd2557557263a30039 (patch)
tree8c57c223ef4804c37ca3254c7e1f661f121c2b51 /drivers/mmc/host/omap_hsmmc.c
parent2cb535529d52658613a2138677f5e497e633bead (diff)
mmc: omap_hsmmc: claim pinctrl at probe time
This allows DT-driven board to set up the pin mux only when the driver is in use. Signed-off-by: Daniel Mack <zonque@gmail.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Venkatraman S <svenkatr@ti.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host/omap_hsmmc.c')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index fedd258cc4ea..813ae0ac6286 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -37,6 +37,7 @@
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
+#include <linux/pinctrl/consumer.h>
#include <linux/pm_runtime.h>
#include <mach/hardware.h>
#include <plat/mmc.h>
@@ -1725,6 +1726,7 @@ static int __devinit omap_hsmmc_probe(struct platform_device *pdev)
const struct of_device_id *match;
dma_cap_mask_t mask;
unsigned tx_req, rx_req;
+ struct pinctrl *pinctrl;
match = of_match_device(of_match_ptr(omap_mmc_of_match), &pdev->dev);
if (match) {
@@ -1928,6 +1930,11 @@ static int __devinit omap_hsmmc_probe(struct platform_device *pdev)
omap_hsmmc_disable_irq(host);
+ pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+ if (IS_ERR(pinctrl))
+ dev_warn(&pdev->dev,
+ "pins are not configured from the driver\n");
+
omap_hsmmc_protect_card(host);
mmc_add_host(mmc);