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MTD: atmel_nand: add pinctrl consumer support 

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-07-12 23:31:39 +08:00
parent 7a38d450b6
commit 251e783ad0
1 changed files with 9 additions and 0 deletions
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9
drivers/mtd/nand/atmel_nand.c
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@ -41,6 +41,7 @@
#include <linux/gpio.h>
#include <linux/io.h>
#include <linux/platform_data/atmel.h>
#include <linux/pinctrl/consumer.h>
#include <mach/cpu.h>
@ -1370,6 +1371,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
struct resource *mem;
struct mtd_part_parser_data ppdata = {};
int res;
struct pinctrl *pinctrl;
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!mem) {
@ -1414,6 +1416,13 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
nand_chip->IO_ADDR_W = host->io_base;
nand_chip->cmd_ctrl = atmel_nand_cmd_ctrl;
pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(pinctrl)) {
dev_err(host->dev, "Failed to request pinctrl\n");
res = PTR_ERR(pinctrl);
goto err_ecc_ioremap;
}
if (gpio_is_valid(host->board.rdy_pin)) {
res = gpio_request(host->board.rdy_pin, "nand_rdy");
if (res < 0) {