clock.h 1.58 KB
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/*
 * (C) Copyright 2009
 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
 *
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 * SPDX-License-Identifier:	GPL-2.0+
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 */

#ifndef __ASM_ARCH_CLOCK_H
#define __ASM_ARCH_CLOCK_H

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#include <common.h>

#ifdef CONFIG_SYS_MX6_HCLK
#define MXC_HCLK	CONFIG_SYS_MX6_HCLK
#else
#define MXC_HCLK	24000000
#endif

#ifdef CONFIG_SYS_MX6_CLK32
#define MXC_CLK32	CONFIG_SYS_MX6_CLK32
#else
#define MXC_CLK32	32768
#endif

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enum mxc_clock {
	MXC_ARM_CLK = 0,
	MXC_PER_CLK,
	MXC_AHB_CLK,
	MXC_IPG_CLK,
	MXC_IPG_PERCLK,
	MXC_UART_CLK,
	MXC_CSPI_CLK,
	MXC_AXI_CLK,
	MXC_EMI_SLOW_CLK,
	MXC_DDR_CLK,
	MXC_ESDHC_CLK,
	MXC_ESDHC2_CLK,
	MXC_ESDHC3_CLK,
	MXC_ESDHC4_CLK,
	MXC_SATA_CLK,
	MXC_NFC_CLK,
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	MXC_I2C_CLK,
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};

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enum enet_freq {
	ENET_25MHz,
	ENET_50MHz,
	ENET_100MHz,
	ENET_125MHz,
};

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u32 imx_get_uartclk(void);
u32 imx_get_fecclk(void);
unsigned int mxc_get_clock(enum mxc_clock clk);
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void setup_gpmi_io_clk(u32 cfg);
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void hab_caam_clock_enable(unsigned char enable);
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void enable_ocotp_clk(unsigned char enable);
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void enable_usboh3_clk(unsigned char enable);
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void enable_uart_clk(unsigned char enable);
int enable_cspi_clock(unsigned char enable, unsigned spi_num);
int enable_usdhc_clk(unsigned char enable, unsigned bus_num);
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int enable_sata_clock(void);
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void disable_sata_clock(void);
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int enable_pcie_clock(void);
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int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
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int enable_spi_clk(unsigned char enable, unsigned spi_num);
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void enable_ipu_clock(void);
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int enable_fec_anatop_clock(enum enet_freq freq);
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void enable_enet_clk(unsigned char enable);
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void enable_thermal_clk(void);
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#endif /* __ASM_ARCH_CLOCK_H */