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[people/ms/u-boot.git] / arch / arm / include / asm / arch-mx31 / clock.h
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1/*
2 *
3 * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
4 *
1a459660 5 * SPDX-License-Identifier: GPL-2.0+
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6 */
7
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8#ifndef __ASM_ARCH_CLOCK_H
9#define __ASM_ARCH_CLOCK_H
9b56f4f0 10
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11#include <common.h>
12
13#ifdef CONFIG_MX31_HCLK_FREQ
14#define MXC_HCLK CONFIG_MX31_HCLK_FREQ
15#else
16#define MXC_HCLK 26000000
17#endif
18
19#ifdef CONFIG_MX31_CLK32
20#define MXC_CLK32 CONFIG_MX31_CLK32
21#else
22#define MXC_CLK32 32768
23#endif
24
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25enum mxc_clock {
26 MXC_ARM_CLK,
27 MXC_IPG_CLK,
67f463b0 28 MXC_IPG_PERCLK,
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29 MXC_CSPI_CLK,
30 MXC_UART_CLK,
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31 MXC_IPU_CLK,
32 MXC_ESDHC_CLK,
e7bed5c2 33 MXC_I2C_CLK,
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34};
35
36unsigned int mxc_get_clock(enum mxc_clock clk);
d321b64d 37extern u32 imx_get_uartclk(void);
2ab02fd4 38extern void mx31_gpio_mux(unsigned long mode);
d078b7c2 39extern void mx31_set_pad(enum iomux_pins pin, u32 config);
6d0fb3db 40extern void mx31_set_gpr(enum iomux_gp_func gp, char en);
9b56f4f0 41
dd2f6965 42void mx31_uart1_hw_init(void);
d121d201 43void mx31_uart2_hw_init(void);
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44void mx31_spi2_hw_init(void);
45
86271115 46#endif /* __ASM_ARCH_CLOCK_H */