arch/arm/include/asm/arch-mx7ulp/clock.h

   1 /*
   2  * Copyright (C) 2016 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef _ASM_ARCH_CLOCK_H
   8 #define _ASM_ARCH_CLOCK_H
   9
  10 #include <common.h>
  11 #include <asm/arch/pcc.h>
  12 #include <asm/arch/scg.h>
  13
  14 /* Mainly for compatible to imx common code. */
  15 enum mxc_clock {
  16         MXC_ARM_CLK = 0,
  17         MXC_AHB_CLK,
  18         MXC_IPG_CLK,
  19         MXC_UART_CLK,
  20         MXC_CSPI_CLK,
  21         MXC_AXI_CLK,
  22         MXC_DDR_CLK,
  23         MXC_ESDHC_CLK,
  24         MXC_ESDHC2_CLK,
  25         MXC_I2C_CLK,
  26 };
  27
  28 u32 mxc_get_clock(enum mxc_clock clk);
  29 u32 get_lpuart_clk(void);
  30 #ifdef CONFIG_SYS_LPI2C_IMX
  31 int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
  32 u32 imx_get_i2cclk(unsigned i2c_num);
  33 #endif
  34 #ifdef CONFIG_MXC_OCOTP
  35 void enable_ocotp_clk(unsigned char enable);
  36 #endif
  37 #ifdef CONFIG_USB_EHCI
  38 void enable_usboh3_clk(unsigned char enable);
  39 #endif
  40 void init_clk_usdhc(u32 index);
  41 void clock_init(void);
  42 #endif