1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2009 4 * Stefano Babic, DENX Software Engineering, sbabic (at) denx.de. 5 */ 6 7 #ifndef __ASM_ARCH_CLOCK_H 8 #define __ASM_ARCH_CLOCK_H 9 10 #include <common.h> 11 12 #ifdef CONFIG_SYS_MX6_HCLK 13 #define MXC_HCLK CONFIG_SYS_MX6_HCLK 14 #else 15 #define MXC_HCLK 24000000 16 #endif 17 18 #ifdef CONFIG_SYS_MX6_CLK32 19 #define MXC_CLK32 CONFIG_SYS_MX6_CLK32 20 #else 21 #define MXC_CLK32 32768 22 #endif 23 24 enum mxc_clock { 25 MXC_ARM_CLK = 0, 26 MXC_PER_CLK, 27 MXC_AHB_CLK, 28 MXC_IPG_CLK, 29 MXC_IPG_PERCLK, 30 MXC_UART_CLK, 31 MXC_CSPI_CLK, 32 MXC_AXI_CLK, 33 MXC_EMI_SLOW_CLK, 34 MXC_DDR_CLK, 35 MXC_ESDHC_CLK, 36 MXC_ESDHC2_CLK, 37 MXC_ESDHC3_CLK, 38 MXC_ESDHC4_CLK, 39 MXC_SATA_CLK, 40 MXC_NFC_CLK, 41 MXC_I2C_CLK, 42 }; 43 44 enum ldb_di_clock { 45 MXC_PLL5_CLK = 0, 46 MXC_PLL2_PFD0_CLK, 47 MXC_PLL2_PFD2_CLK, 48 MXC_MMDC_CH1_CLK, 49 MXC_PLL3_SW_CLK, 50 }; 51 52 enum enet_freq { 53 ENET_25MHZ, 54 ENET_50MHZ, 55 ENET_100MHZ, 56 ENET_125MHZ, 57 }; 58 59 u32 imx_get_uartclk(void); 60 u32 imx_get_fecclk(void); 61 unsigned int mxc_get_clock(enum mxc_clock clk); 62 void setup_gpmi_io_clk(u32 cfg); 63 void hab_caam_clock_enable(unsigned char enable); 64 void enable_ocotp_clk(unsigned char enable); 65 void enable_usboh3_clk(unsigned char enable); 66 void enable_uart_clk(unsigned char enable); 67 int enable_usdhc_clk(unsigned char enable, unsigned bus_num); 68 int enable_sata_clock(void); 69 void disable_sata_clock(void); 70 int enable_pcie_clock(void); 71 int enable_i2c_clk(unsigned char enable, unsigned i2c_num); 72 int enable_spi_clk(unsigned char enable, unsigned spi_num); 73 void enable_ipu_clock(void); 74 int enable_fec_anatop_clock(int fec_id, enum enet_freq freq); 75 void enable_enet_clk(unsigned char enable); 76 int enable_lcdif_clock(u32 base_addr, bool enable); 77 void enable_qspi_clk(int qspi_num); 78 void enable_thermal_clk(void); 79 void mxs_set_lcdclk(u32 base_addr, u32 freq); 80 void select_ldb_di_clock_source(enum ldb_di_clock clk); 81 void enable_eim_clk(unsigned char enable); 82 int do_mx6_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 83 #endif /* __ASM_ARCH_CLOCK_H */ 84
