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/board/esd/pmc440/pmc440.h

@@ -0,0 +1,135 @@
+/*
+ * (C) Copyright 2007-2008
+ * Matthias Fuchs, esd gmbh, matthias.fuchs@esd-electronics.com.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __PMC440_H__
+#define __PMC440_H__
+
+/*
+ * GPIOs
+ */
+#define GPIO1_INTA_FAKE           (0x80000000 >> (45-32)) /* GPIO45 OD */
+#define GPIO1_NONMONARCH          (0x80000000 >> (63-32)) /* GPIO63 I */
+#define GPIO1_PPC_EREADY          (0x80000000 >> (62-32)) /* GPIO62 I/O */
+#define GPIO1_M66EN               (0x80000000 >> (61-32)) /* GPIO61 I */
+#define GPIO1_POST_N              (0x80000000 >> (60-32)) /* GPIO60 O */
+#define GPIO1_IOEN_N              (0x80000000 >> (50-32)) /* GPIO50 O */
+#define GPIO1_HWID_MASK           (0xf0000000 >> (56-32)) /* GPIO56..59 I */
+
+#define GPIO1_USB_PWR_N           (0x80000000 >> (32-32)) /* GPIO32 I */
+#define GPIO0_LED_RUN_N           (0x80000000 >> 30)      /* GPIO30 O */
+#define GPIO0_EP_EEP              (0x80000000 >> 23)      /* GPIO23 O */
+#define GPIO0_USB_ID              (0x80000000 >> 21)      /* GPIO21 I */
+#define GPIO0_USB_PRSNT           (0x80000000 >> 20)      /* GPIO20 I */
+
+/*
+ * FPGA programming pin configuration
+ */
+#define GPIO1_FPGA_PRG            (0x80000000 >> (53-32)) /* FPGA program pin (ppc output) */
+#define GPIO1_FPGA_CLK            (0x80000000 >> (51-32)) /* FPGA clk pin (ppc output)     */
+#define GPIO1_FPGA_DATA           (0x80000000 >> (52-32)) /* FPGA data pin (ppc output)    */
+#define GPIO1_FPGA_DONE           (0x80000000 >> (55-32)) /* FPGA done pin (ppc input)     */
+#define GPIO1_FPGA_INIT           (0x80000000 >> (54-32)) /* FPGA init pin (ppc input)     */
+#define GPIO0_FPGA_FORCEINIT      (0x80000000 >> 27)      /* low: force INIT# low */
+
+/*
+ * FPGA interface
+ */
+#define FPGA_BA CONFIG_SYS_FPGA_BASE0
+#define FPGA_OUT32(p,v) out_be32(((void*)(p)), (v))
+#define FPGA_IN32(p) in_be32((void*)(p))
+#define FPGA_SETBITS(p,v) out_be32(((void*)(p)), in_be32((void*)(p)) | (v))
+#define FPGA_CLRBITS(p,v) out_be32(((void*)(p)), in_be32((void*)(p)) & ~(v))
+
+struct pmc440_fifo_s {
+	u32 data;
+	u32 ctrl;
+};
+
+/* fifo ctrl register */
+#define FIFO_IE              (1 << 15)
+#define FIFO_OVERFLOW        (1 << 10)
+#define FIFO_EMPTY           (1 <<  9)
+#define FIFO_FULL            (1 <<  8)
+#define FIFO_LEVEL_MASK      0x000000ff
+
+#define FIFO_COUNT           4
+
+struct pmc440_fpga_s {
+	u32 ctrla;
+	u32 status;
+	u32 ctrlb;
+	u32 pad1[0x40 / sizeof(u32) - 3];
+	u32 irig_time;                  /* offset: 0x0040 */
+	u32 irig_tod;
+	u32 irig_cf;
+	u32 pad2;
+	u32 irig_rx_time;               /* offset: 0x0050 */
+	u32 pad3[3];
+	u32 hostctrl;                   /* offset: 0x0060 */
+	u32 pad4[0x20 / sizeof(u32) - 1];
+	struct pmc440_fifo_s fifo[FIFO_COUNT]; /* 0x0080..0x009f */
+};
+
+typedef struct pmc440_fpga_s pmc440_fpga_t;
+
+/* ctrl register */
+#define CTRL_HOST_IE         (1 <<  8)
+
+/* outputs */
+#define RESET_EN    (1 << 31)
+#define CLOCK_EN    (1 << 30)
+#define RESET_OUT   (1 << 19)
+#define CLOCK_OUT   (1 << 22)
+#define RESET_OUT   (1 << 19)
+#define IRIGB_R_OUT (1 << 14)
+
+/* status register */
+#define STATUS_VERSION_SHIFT 24
+#define STATUS_VERSION_MASK  0xff000000
+#define STATUS_HWREV_SHIFT   20
+#define STATUS_HWREV_MASK    0x00f00000
+
+#define STATUS_CAN_ISF       (1 << 11)
+#define STATUS_CSTM_ISF      (1 << 10)
+#define STATUS_FIFO_ISF      (1 <<  9)
+#define STATUS_HOST_ISF      (1 <<  8)
+
+/* inputs */
+#define RESET_IN    (1 << 0)
+#define CLOCK_IN    (1 << 1)
+#define IRIGB_R_IN  (1 << 5)
+
+/* hostctrl register */
+#define HOSTCTRL_PMCRSTOUT_GATE (1 <<  17)
+#define HOSTCTRL_PMCRSTOUT_FLAG (1 <<  16)
+#define HOSTCTRL_CSTM1IE_GATE (1 <<  7)
+#define HOSTCTRL_CSTM1IW_FLAG (1 <<  6)
+#define HOSTCTRL_CSTM0IE_GATE (1 <<  5)
+#define HOSTCTRL_CSTM0IW_FLAG (1 <<  4)
+#define HOSTCTRL_FIFOIE_GATE (1 <<  3)
+#define HOSTCTRL_FIFOIE_FLAG (1 <<  2)
+#define HOSTCTRL_HCINT_GATE  (1 <<  1)
+#define HOSTCTRL_HCINT_FLAG  (1 <<  0)
+
+#define NGCC_CTRL_BASE         (CONFIG_SYS_FPGA_BASE0 + 0x80000)
+#define NGCC_CTRL_FPGARST_N    (1 <<  2)
+
+/*
+ * FPGA to PPC interrupt
+ */
+#define IRQ0_FPGA            (32+28) /* UIC1 - FPGA internal */
+#define IRQ1_FPGA            (32+30) /* UIC1 - custom module */
+#define IRQ2_FPGA            (64+ 3) /* UIC2 - custom module / CAN */
+#define IRQ_ETH0             (64+ 4) /* UIC2 */
+#define IRQ_ETH1             (   27) /* UIC0 */
+#define IRQ_RTC              (64+ 0) /* UIC2 */
+#define IRQ_PCIA             (64+ 1) /* UIC2 */
+#define IRQ_PCIB             (32+18) /* UIC1 */
+#define IRQ_PCIC             (32+19) /* UIC1 */
+#define IRQ_PCID             (32+20) /* UIC1 */
+
+#endif /* __PMC440_H__ */