avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/arch/arm/include/asm/arch-mx6/clock.h

@@ -0,0 +1,82 @@
+/*
+ * (C) Copyright 2009
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_CLOCK_H
+#define __ASM_ARCH_CLOCK_H
+
+#include <common.h>
+
+#ifdef CONFIG_SYS_MX6_HCLK
+#define MXC_HCLK	CONFIG_SYS_MX6_HCLK
+#else
+#define MXC_HCLK	24000000
+#endif
+
+#ifdef CONFIG_SYS_MX6_CLK32
+#define MXC_CLK32	CONFIG_SYS_MX6_CLK32
+#else
+#define MXC_CLK32	32768
+#endif
+
+enum mxc_clock {
+	MXC_ARM_CLK = 0,
+	MXC_PER_CLK,
+	MXC_AHB_CLK,
+	MXC_IPG_CLK,
+	MXC_IPG_PERCLK,
+	MXC_UART_CLK,
+	MXC_CSPI_CLK,
+	MXC_AXI_CLK,
+	MXC_EMI_SLOW_CLK,
+	MXC_DDR_CLK,
+	MXC_ESDHC_CLK,
+	MXC_ESDHC2_CLK,
+	MXC_ESDHC3_CLK,
+	MXC_ESDHC4_CLK,
+	MXC_SATA_CLK,
+	MXC_NFC_CLK,
+	MXC_I2C_CLK,
+};
+
+enum ldb_di_clock {
+	MXC_PLL5_CLK = 0,
+	MXC_PLL2_PFD0_CLK,
+	MXC_PLL2_PFD2_CLK,
+	MXC_MMDC_CH1_CLK,
+	MXC_PLL3_SW_CLK,
+};
+
+enum enet_freq {
+	ENET_25MHZ,
+	ENET_50MHZ,
+	ENET_100MHZ,
+	ENET_125MHZ,
+};
+
+u32 imx_get_uartclk(void);
+u32 imx_get_fecclk(void);
+unsigned int mxc_get_clock(enum mxc_clock clk);
+void setup_gpmi_io_clk(u32 cfg);
+void hab_caam_clock_enable(unsigned char enable);
+void enable_ocotp_clk(unsigned char enable);
+void enable_usboh3_clk(unsigned char enable);
+void enable_uart_clk(unsigned char enable);
+int enable_usdhc_clk(unsigned char enable, unsigned bus_num);
+int enable_sata_clock(void);
+void disable_sata_clock(void);
+int enable_pcie_clock(void);
+int enable_i2c_clk(unsigned char enable, unsigned i2c_num);
+int enable_spi_clk(unsigned char enable, unsigned spi_num);
+void enable_ipu_clock(void);
+int enable_fec_anatop_clock(int fec_id, enum enet_freq freq);
+void enable_enet_clk(unsigned char enable);
+int enable_lcdif_clock(u32 base_addr);
+void enable_qspi_clk(int qspi_num);
+void enable_thermal_clk(void);
+void mxs_set_lcdclk(u32 base_addr, u32 freq);
+void select_ldb_di_clock_source(enum ldb_di_clock clk);
+#endif /* __ASM_ARCH_CLOCK_H */