1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * 4 * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> 5 */ 6 7 #ifndef __ASM_ARCH_CLOCK_H 8 #define __ASM_ARCH_CLOCK_H 9 10 #include <common.h> 11 12 #define MXC_HCLK CONFIG_MX31_HCLK_FREQ 13 14 #define MXC_CLK32 CONFIG_MX31_CLK32 15 16 enum mxc_clock { 17 MXC_ARM_CLK, 18 MXC_IPG_CLK, 19 MXC_IPG_PERCLK, 20 MXC_CSPI_CLK, 21 MXC_UART_CLK, 22 MXC_IPU_CLK, 23 MXC_ESDHC_CLK, 24 MXC_I2C_CLK, 25 }; 26 27 unsigned int mxc_get_clock(enum mxc_clock clk); 28 extern u32 imx_get_uartclk(void); 29 extern void mx31_gpio_mux(unsigned long mode); 30 extern void mx31_set_pad(enum iomux_pins pin, u32 config); 31 extern void mx31_set_gpr(enum iomux_gp_func gp, char en); 32 33 void mx31_uart1_hw_init(void); 34 void mx31_uart2_hw_init(void); 35 void mx31_spi2_hw_init(void); 36 37 #endif /* __ASM_ARCH_CLOCK_H */ 38