1 /* 2 * (C) Copyright 2009 3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __ASM_ARCH_CLOCK_H 9 #define __ASM_ARCH_CLOCK_H 10 11 #include <common.h> 12 13 #ifdef CONFIG_SYS_MX5_HCLK 14 #define MXC_HCLK CONFIG_SYS_MX5_HCLK 15 #else 16 #define MXC_HCLK 24000000 17 #endif 18 19 #ifdef CONFIG_SYS_MX5_CLK32 20 #define MXC_CLK32 CONFIG_SYS_MX5_CLK32 21 #else 22 #define MXC_CLK32 32768 23 #endif 24 25 enum mxc_clock { 26 MXC_ARM_CLK = 0, 27 MXC_AHB_CLK, 28 MXC_IPG_CLK, 29 MXC_IPG_PERCLK, 30 MXC_UART_CLK, 31 MXC_CSPI_CLK, 32 MXC_ESDHC_CLK, 33 MXC_ESDHC2_CLK, 34 MXC_ESDHC3_CLK, 35 MXC_ESDHC4_CLK, 36 MXC_FEC_CLK, 37 MXC_SATA_CLK, 38 MXC_DDR_CLK, 39 MXC_NFC_CLK, 40 MXC_PERIPH_CLK, 41 MXC_I2C_CLK, 42 }; 43 44 u32 imx_get_uartclk(void); 45 u32 imx_get_fecclk(void); 46 unsigned int mxc_get_clock(enum mxc_clock clk); 47 int mxc_set_clock(u32 ref, u32 freq, u32 clk_type); 48 void set_usb_phy_clk(void); 49 void enable_usb_phy1_clk(bool enable); 50 void enable_usb_phy2_clk(bool enable); 51 void set_usboh3_clk(void); 52 void enable_usboh3_clk(bool enable); 53 void mxc_set_sata_internal_clock(void); 54 int enable_i2c_clk(unsigned char enable, unsigned i2c_num); 55 void enable_nfc_clk(unsigned char enable); 56 57 #endif /* __ASM_ARCH_CLOCK_H */ 58