path: root/drivers/clk/imx/clk-imx6q.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright 2011-2013 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 */

#include <linux/init.h>
#include <linux/types.h>
#include <linux/bits.h>
#include <linux/clk.h>
#include <linux/clkdev.h>
#include <linux/clk-provider.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <soc/imx/revision.h>
#include <dt-bindings/clock/imx6qdl-clock.h>

#include "clk.h"

static const char *step_sels[]	= { "osc", "pll2_pfd2_396m", };
static const char *pll1_sw_sels[]	= { "pll1_sys", "step", };
static const char *periph_pre_sels[]	= { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", };
static const char *periph_clk2_sels[]	= { "pll3_usb_otg", "osc", "osc", "dummy", };
static const char *periph2_clk2_sels[]	= { "pll3_usb_otg", "pll2_bus", };
static const char *periph_sels[]	= { "periph_pre", "periph_clk2", };
static const char *periph2_sels[]	= { "periph2_pre", "periph2_clk2", };
static const char *axi_sels[]		= { "periph", "pll2_pfd2_396m", "periph", "pll3_pfd1_540m", };
static const char *audio_sels[]	= { "pll4_audio_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
static const char *gpu_axi_sels[]	= { "axi", "ahb", };
static const char *pre_axi_sels[]	= { "axi", "ahb", };
static const char *gpu2d_core_sels[]	= { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", };
static const char *gpu2d_core_sels_2[]	= { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m",};
static const char *gpu3d_core_sels[]	= { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m", };
static const char *ipu_sels[]		= { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
static const char *ldb_di_sels[]	= { "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
static const char *ipu_di_pre_sels[]	= { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", };
static const char *ipu1_di0_sels[]	= { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static const char *ipu1_di1_sels[]	= { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static const char *ipu2_di0_sels[]	= { "ipu2_di0_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static const char *ipu2_di1_sels[]	= { "ipu2_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static const char *ipu1_di0_sels_2[]	= { "ipu1_di0_pre", "dummy", "dummy", "ldb_di0_podf", "ldb_di1_podf", };
static const char *ipu1_di1_sels_2[]	= { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0_podf", "ldb_di1_podf", };
static const char *ipu2_di0_sels_2[]	= { "ipu2_di0_pre", "dummy", "dummy", "ldb_di0_podf", "ldb_di1_podf", };
static const char *ipu2_di1_sels_2[]	= { "ipu2_di1_pre", "dummy", "dummy", "ldb_di0_podf", "ldb_di1_podf", };
static const char *hsi_tx_sels[]	= { "pll3_120m", "pll2_pfd2_396m", };
static const char *pcie_axi_sels[]	= { "axi", "ahb", };
static const char *ssi_sels[]		= { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_audio_div", };
static const char *usdhc_sels[]	= { "pll2_pfd2_396m", "pll2_pfd0_352m", };
static const char *enfc_sels[]	= { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", };
static const char *enfc_sels_2[] = {"pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", "pll3_pfd3_454m", "dummy", };
static const char *eim_sels[]		= { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", };
static const char *eim_slow_sels[]      = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
static const char *vdo_axi_sels[]	= { "axi", "ahb", };
static const char *vpu_axi_sels[]	= { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", };
static const char *uart_sels[] = { "pll3_80m", "osc", };
static const char *ipg_per_sels[] = { "ipg", "osc", };
static const char *ecspi_sels[] = { "pll3_60m", "osc", };
static const char *can_sels[] = { "pll3_60m", "osc", "pll3_80m", };
static const char *cko1_sels[]	= { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
				    "video_27m", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0",
				    "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_audio_div", };
static const char *cko2_sels[] = {
	"mmdc_ch0_axi"