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mmc: omap_hsmmc: claim pinctrl at probe time

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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>
This commit is contained in:
Daniel Mack 2012-10-15 21:35:05 +05:30 committed by Chris Ball
parent 2cb535529d
commit 46b76035c1
1 changed files with 7 additions and 0 deletions
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7
drivers/mmc/host/omap_hsmmc.c
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@ -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);