diff options
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-mx25/clock.h')
| -rw-r--r-- | roms/u-boot/arch/arm/include/asm/arch-mx25/clock.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-mx25/clock.h b/roms/u-boot/arch/arm/include/asm/arch-mx25/clock.h new file mode 100644 index 000000000..3045b78d0 --- /dev/null +++ b/roms/u-boot/arch/arm/include/asm/arch-mx25/clock.h @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * + * (c) 2009 Ilya Yanok, Emcraft Systems <yanok@emcraft.com> + * + * Modified for mx25 by John Rigby <jrigby@gmail.com> + */ + +#ifndef __ASM_ARCH_CLOCK_H +#define __ASM_ARCH_CLOCK_H + +#ifdef CONFIG_MX25_HCLK_FREQ +#define MXC_HCLK CONFIG_MX25_HCLK_FREQ +#else +#define MXC_HCLK 24000000 +#endif + +#ifdef CONFIG_MX25_CLK32 +#define MXC_CLK32 CONFIG_MX25_CLK32 +#else +#define MXC_CLK32 32768 +#endif + +enum mxc_clock { + /* PER clocks (do not change order) */ + MXC_CSI_CLK, + MXC_EPIT_CLK, + MXC_ESAI_CLK, + MXC_ESDHC1_CLK, + MXC_ESDHC2_CLK, + MXC_GPT_CLK, + MXC_I2C_CLK, + MXC_LCDC_CLK, + MXC_NFC_CLK, + MXC_OWIRE_CLK, + MXC_PWM_CLK, + MXC_SIM1_CLK, + MXC_SIM2_CLK, + MXC_SSI1_CLK, + MXC_SSI2_CLK, + MXC_UART_CLK, + /* Other clocks */ + MXC_ARM_CLK, + MXC_AHB_CLK, + MXC_IPG_CLK, + MXC_CSPI_CLK, + MXC_FEC_CLK, + MXC_CLK_NUM +}; + +int imx_set_perclk(enum mxc_clock clk, bool from_upll, unsigned int freq); +unsigned int mxc_get_clock(enum mxc_clock clk); + +#define imx_get_uartclk() mxc_get_clock(MXC_UART_CLK) +#define imx_get_fecclk() mxc_get_clock(MXC_FEC_CLK) + +#endif /* __ASM_ARCH_CLOCK_H */ |