186271115SStefano Babic /* 286271115SStefano Babic * 386271115SStefano Babic * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> 486271115SStefano Babic * 5*1a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 686271115SStefano Babic */ 786271115SStefano Babic 886271115SStefano Babic #ifndef __ASM_ARCH_CLOCK_H 986271115SStefano Babic #define __ASM_ARCH_CLOCK_H 1086271115SStefano Babic 110dc7b82eSBenoît Thébaudeau #include <common.h> 120dc7b82eSBenoît Thébaudeau 130dc7b82eSBenoît Thébaudeau #ifdef CONFIG_MX31_HCLK_FREQ 140dc7b82eSBenoît Thébaudeau #define MXC_HCLK CONFIG_MX31_HCLK_FREQ 150dc7b82eSBenoît Thébaudeau #else 160dc7b82eSBenoît Thébaudeau #define MXC_HCLK 26000000 170dc7b82eSBenoît Thébaudeau #endif 180dc7b82eSBenoît Thébaudeau 190dc7b82eSBenoît Thébaudeau #ifdef CONFIG_MX31_CLK32 200dc7b82eSBenoît Thébaudeau #define MXC_CLK32 CONFIG_MX31_CLK32 210dc7b82eSBenoît Thébaudeau #else 220dc7b82eSBenoît Thébaudeau #define MXC_CLK32 32768 230dc7b82eSBenoît Thébaudeau #endif 240dc7b82eSBenoît Thébaudeau 259f008bb4SStefano Babic enum mxc_clock { 269f008bb4SStefano Babic MXC_ARM_CLK, 279f008bb4SStefano Babic MXC_IPG_CLK, 2867f463b0SStefano Babic MXC_IPG_PERCLK, 299f008bb4SStefano Babic MXC_CSPI_CLK, 309f008bb4SStefano Babic MXC_UART_CLK, 31fa47a286SHelmut Raiger MXC_IPU_CLK, 32fa47a286SHelmut Raiger MXC_ESDHC_CLK, 33e7bed5c2SMatthias Weisser MXC_I2C_CLK, 349f008bb4SStefano Babic }; 359f008bb4SStefano Babic 369f008bb4SStefano Babic unsigned int mxc_get_clock(enum mxc_clock clk); 37d321b64dSStefano Babic extern u32 imx_get_uartclk(void); 3886271115SStefano Babic extern void mx31_gpio_mux(unsigned long mode); 3986271115SStefano Babic extern void mx31_set_pad(enum iomux_pins pin, u32 config); 406d0fb3dbSFabio Estevam extern void mx31_set_gpr(enum iomux_gp_func gp, char en); 4186271115SStefano Babic 4286271115SStefano Babic void mx31_uart1_hw_init(void); 43d121d201SHelmut Raiger void mx31_uart2_hw_init(void); 4486271115SStefano Babic void mx31_spi2_hw_init(void); 4586271115SStefano Babic 4686271115SStefano Babic #endif /* __ASM_ARCH_CLOCK_H */ 47