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dm: gpio: Add live tree support

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Add support for requesting GPIOs with a live device tree.

This involves adjusting the function signature for the legacy function
gpio_request_by_name_nodev(), so fix up all callers.

Signed-off-by: Simon Glass <sjg@chromium.org>
Fixes to stm32f746-disco.c:
Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Simon Glass
2017-05-30 21:47:09 -06:00
parent 95795ad6ce
commit 150c5afe5b
17 changed files with 68 additions and 70 deletions
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10
include/asm-generic/gpio.h
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@ -7,6 +7,8 @@
#ifndef _ASM_GENERIC_GPIO_H_
#define _ASM_GENERIC_GPIO_H_
#include <dm/ofnode.h>
struct ofnode_phandle_args;
/*
@ -488,9 +490,8 @@ int gpio_get_list_count(struct udevice *dev, const char *list_name);
* This is a version of gpio_request_list_by_name() that does not use a
* device. Avoid it unless the caller is not yet using driver model
*/
int gpio_request_by_name_nodev(const void *blob, int node,
const char *list_name,
int index, struct gpio_desc *desc, int flags);
int gpio_request_by_name_nodev(ofnode node, const char *list_name, int index,
struct gpio_desc *desc, int flags);
/**
* gpio_request_list_by_name_nodev() - request GPIOs without a device
@ -498,8 +499,7 @@ int gpio_request_by_name_nodev(const void *blob, int node,
* This is a version of gpio_request_list_by_name() that does not use a
* device. Avoid it unless the caller is not yet using driver model
*/
int gpio_request_list_by_name_nodev(const void *blob, int node,
const char *list_name,
int gpio_request_list_by_name_nodev(ofnode node, const char *list_name,
struct gpio_desc *desc_list, int max_count,
int flags);