[thirdparty/u-boot.git] / arch / arm / mach-rockchip / rk3188 / clk_rk3188.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2015 Google, Inc
 * Written by Simon Glass <sjg@chromium.org>
 */

#include <common.h>
#include <dm.h>
#include <syscon.h>
#include <asm/arch-rockchip/clock.h>
#include <asm/arch-rockchip/cru_rk3188.h>
#include <linux/err.h>

int rockchip_get_clk(struct udevice **devp)
{
	return uclass_get_device_by_driver(UCLASS_CLK,
			DM_DRIVER_GET(rockchip_rk3188_cru), devp);
}

void *rockchip_get_cru(void)
{
	struct rk3188_clk_priv *priv;
	struct udevice *dev;
	int ret;

	ret = rockchip_get_clk(&dev);
	if (ret)
		return ERR_PTR(ret);

	priv = dev_get_priv(dev);

	return priv->cru;
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
0a2be69f HS	2	/*
	3	* Copyright (C) 2015 Google, Inc
	4	* Written by Simon Glass <sjg@chromium.org>
0a2be69f HS	5	*/
0a2be69f HS	6
d678a59d	7	#include <common.h>
0a2be69f HS	8	#include <dm.h>
0a2be69f HS	9	#include <syscon.h>
15f09a1a KY	10	#include <asm/arch-rockchip/clock.h>
15f09a1a KY	11	#include <asm/arch-rockchip/cru_rk3188.h>
61b29b82	12	#include <linux/err.h>
0a2be69f HS	13
	14	int rockchip_get_clk(struct udevice **devp)
	15	{
	16	return uclass_get_device_by_driver(UCLASS_CLK,
65e25bea	17	DM_DRIVER_GET(rockchip_rk3188_cru), devp);
0a2be69f HS	18	}
	19
	20	void *rockchip_get_cru(void)
	21	{
	22	struct rk3188_clk_priv *priv;
	23	struct udevice *dev;
	24	int ret;
	25
	26	ret = rockchip_get_clk(&dev);
	27	if (ret)
	28	return ERR_PTR(ret);
	29
	30	priv = dev_get_priv(dev);
	31
	32	return priv->cru;
	33	}