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-rw-r--r--board/ifm/ac14xx/ac14xx.c569
1 files changed, 0 insertions, 569 deletions
diff --git a/board/ifm/ac14xx/ac14xx.c b/board/ifm/ac14xx/ac14xx.c
deleted file mode 100644
index cd79e804a0..0000000000
--- a/board/ifm/ac14xx/ac14xx.c
+++ /dev/null
@@ -1,569 +0,0 @@
-/*
- * (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
- * (C) Copyright 2009 Dave Srl www.dave.eu
- * (C) Copyright 2010 ifm ecomatic GmbH
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/bitops.h>
-#include <command.h>
-#include <asm/io.h>
-#include <asm/processor.h>
-#include <asm/mpc512x.h>
-#include <fdt_support.h>
-#ifdef CONFIG_MISC_INIT_R
-#include <i2c.h>
-#endif
-
-static int mac_diag;
-static int gpio_diag;
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static void gpio_configure(void)
-{
- immap_t *im;
- gpio512x_t *gpioregs;
-
- im = (immap_t *) CONFIG_SYS_IMMR;
- gpioregs = &im->gpio;
- out_be32(&gpioregs->gpodr, 0x00290000); /* open drain */
- out_be32(&gpioregs->gpdat, 0x80001040); /* data (when output) */
-
- /*
- * out_be32(&gpioregs->gpdir, 0xC2293020);
- * workaround for a hardware effect: configure direction in pieces,
- * setting all outputs at once drops the reset line too low and
- * makes us lose the MII connection (breaks ethernet for us)
- */
- out_be32(&gpioregs->gpdir, 0x02003060); /* direction */
- setbits_be32(&gpioregs->gpdir, 0x00200000); /* += reset asi */
- udelay(10);
- setbits_be32(&gpioregs->gpdir, 0x00080000); /* += reset safety */
- udelay(10);
- setbits_be32(&gpioregs->gpdir, 0x00010000); /* += reset comm */
- udelay(10);
- setbits_be32(&gpioregs->gpdir, 0xC0000000); /* += backlight, KB sel */
-
- /* to turn from red to yellow when U-Boot runs */
- setbits_be32(&gpioregs->gpdat, 0x00002020);
- out_be32(&gpioregs->gpimr, 0x00000000); /* interrupt mask */
- out_be32(&gpioregs->gpicr1, 0x00000004); /* interrupt sense part 1 */
- out_be32(&gpioregs->gpicr2, 0x00A80000); /* interrupt sense part 2 */
- out_be32(&gpioregs->gpier, 0xFFFFFFFF); /* interrupt events, clear */
-}
-
-/* the physical location of the pins */
-#define GPIOKEY_ROW_BITMASK 0x40000000
-#define GPIOKEY_ROW_UPPER 0
-#define GPIOKEY_ROW_LOWER 1
-
-#define GPIOKEY_COL0_BITMASK 0x20000000
-#define GPIOKEY_COL1_BITMASK 0x10000000
-#define GPIOKEY_COL2_BITMASK 0x08000000
-
-/* the logical presentation of pressed keys */
-#define GPIOKEY_BIT_FNLEFT (1 << 5)
-#define GPIOKEY_BIT_FNRIGHT (1 << 4)
-#define GPIOKEY_BIT_DIRUP (1 << 3)
-#define GPIOKEY_BIT_DIRLEFT (1 << 2)
-#define GPIOKEY_BIT_DIRRIGHT (1 << 1)
-#define GPIOKEY_BIT_DIRDOWN (1 << 0)
-
-/* the hotkey combination which starts recovery */
-#define GPIOKEY_BITS_RECOVERY (GPIOKEY_BIT_FNLEFT | GPIOKEY_BIT_DIRUP | \
- GPIOKEY_BIT_DIRDOWN)
-
-static void gpio_selectrow(gpio512x_t *gpioregs, u32 row)
-{
-
- if (row)
- setbits_be32(&gpioregs->gpdat, GPIOKEY_ROW_BITMASK);
- else
- clrbits_be32(&gpioregs->gpdat, GPIOKEY_ROW_BITMASK);
- udelay(10);
-}
-
-static u32 gpio_querykbd(void)
-{
- immap_t *im;
- gpio512x_t *gpioregs;
- u32 keybits;
- u32 input;
-
- im = (immap_t *)CONFIG_SYS_IMMR;
- gpioregs = &im->gpio;
- keybits = 0;
-
- /* query upper row */
- gpio_selectrow(gpioregs, GPIOKEY_ROW_UPPER);
- input = in_be32(&gpioregs->gpdat);
- if ((input & GPIOKEY_COL0_BITMASK) == 0)
- keybits |= GPIOKEY_BIT_FNLEFT;
- if ((input & GPIOKEY_COL1_BITMASK) == 0)
- keybits |= GPIOKEY_BIT_DIRUP;
- if ((input & GPIOKEY_COL2_BITMASK) == 0)
- keybits |= GPIOKEY_BIT_FNRIGHT;
-
- /* query lower row */
- gpio_selectrow(gpioregs, GPIOKEY_ROW_LOWER);
- input = in_be32(&gpioregs->gpdat);
- if ((input & GPIOKEY_COL0_BITMASK) == 0)
- keybits |= GPIOKEY_BIT_DIRLEFT;
- if ((input & GPIOKEY_COL1_BITMASK) == 0)
- keybits |= GPIOKEY_BIT_DIRRIGHT;
- if ((input & GPIOKEY_COL2_BITMASK) == 0)
- keybits |= GPIOKEY_BIT_DIRDOWN;
-
- /* return bit pattern for keys */
- return keybits;
-}
-
-/* excerpt from the recovery's hw_info.h */
-
-struct __attribute__ ((__packed__)) eeprom_layout {
- char magic[3]; /** 'ifm' */
- u8 len[2]; /** content length without magic/len fields */
- u8 version[3]; /** structure version */
- u8 type; /** type of PCB */
- u8 reserved[0x37]; /** padding up to offset 0x40 */
- u8 macaddress[6]; /** ethernet MAC (for the mainboard) @0x40 */
-};
-
-#define HW_COMP_MAINCPU 2
-
-static struct eeprom_layout eeprom_content;
-static int eeprom_is_valid;
-static int eeprom_version;
-
-#define get_eeprom_field_int(name) ({ \
- int value; \
- int idx; \
- value = 0; \
- for (idx = 0; idx < sizeof(name); idx++) { \
- value <<= 8; \
- value |= name[idx]; \
- } \
- value; \
-})
-
-static int read_eeprom(void)
-{
- return -ENOSYS;
-}
-
-int mac_read_from_eeprom(void)
-{
- const u8 *mac;
- const char *mac_txt;
-
- if (read_eeprom()) {
- printf("I2C EEPROM read failed.\n");
- return -1;
- }
-
- if (!eeprom_is_valid) {
- printf("I2C EEPROM content not valid\n");
- return -1;
- }
-
- mac = NULL;
- switch (eeprom_version) {
- case 1:
- case 2:
- mac = (const u8 *)&eeprom_content.macaddress;
- break;
- }
-
- if (mac && is_valid_ethaddr(mac)) {
- eth_setenv_enetaddr("ethaddr", mac);
- if (mac_diag) {
- mac_txt = getenv("ethaddr");
- if (mac_txt)
- printf("DIAG: MAC value [%s]\n", mac_txt);
- else
- printf("DIAG: failed to setup MAC env\n");
- }
- }
-
- return 0;
-}
-
-/*
- * BEWARE!
- * this board uses DDR1(!) Micron SDRAM, *NOT* the DDR2
- * which the ADS, Aria or PDM360NG boards are using
- * (the steps outlined here refer to the Micron datasheet)
- */
-u32 sdram_init_seq[] = {
- /* item 6, at least one NOP after CKE went high */
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- /* item 7, precharge all; item 8, tRP (20ns) */
- CONFIG_SYS_DDRCMD_PCHG_ALL,
- CONFIG_SYS_DDRCMD_NOP,
- /* item 9, extended mode register; item 10, tMRD 10ns) */
- CONFIG_SYS_MICRON_EMODE | CONFIG_SYS_MICRON_EMODE_PARAM,
- CONFIG_SYS_DDRCMD_NOP,
- /*
- * item 11, (base) mode register _with_ reset DLL;
- * item 12, tMRD (10ns)
- */
- CONFIG_SYS_MICRON_BMODE | CONFIG_SYS_MICRON_BMODE_RSTDLL |
- CONFIG_SYS_MICRON_BMODE_PARAM,
- CONFIG_SYS_DDRCMD_NOP,
- /* item 13, precharge all; item 14, tRP (20ns) */
- CONFIG_SYS_DDRCMD_PCHG_ALL,
- CONFIG_SYS_DDRCMD_NOP,
- /*
- * item 15, auto refresh (i.e. refresh with CKE held high);
- * item 16, tRFC (70ns)
- */
- CONFIG_SYS_DDRCMD_RFSH,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- /*
- * item 17, auto refresh (i.e. refresh with CKE held high);
- * item 18, tRFC (70ns)
- */
- CONFIG_SYS_DDRCMD_RFSH,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- CONFIG_SYS_DDRCMD_NOP,
- /* item 19, optional, unassert DLL reset; item 20, tMRD (20ns) */
- CONFIG_SYS_MICRON_BMODE | CONFIG_SYS_MICRON_BMODE_PARAM,
- CONFIG_SYS_DDRCMD_NOP,
- /*
- * item 21, "actually done", but make sure 200 DRAM clock cycles
- * have passed after DLL reset before READ requests are issued
- * (200 cycles at 160MHz -> 1.25 usec)
- */
- /* EMPTY, optional, we don't do it */
-};
-
-int dram_init(void)
-{
- gd->ram_size = fixed_sdram(NULL, sdram_init_seq,
- ARRAY_SIZE(sdram_init_seq));
-
- return 0;
-}
-
-int misc_init_r(void)
-{
- u32 keys;
- char *s;
- int want_recovery;
-
- /* setup GPIO directions and initial values */
- gpio_configure();
-
- /*
- * enforce the start of the recovery system when
- * - the appropriate keys were pressed
- * - "some" external software told us to
- * - a previous installation was aborted or has failed
- */
- want_recovery = 0;
- keys = gpio_querykbd();
- if (gpio_diag)
- printf("GPIO keyboard status [0x%02X]\n", keys);
- if ((keys & GPIOKEY_BITS_RECOVERY) == GPIOKEY_BITS_RECOVERY) {
- printf("detected recovery request (keyboard)\n");
- want_recovery = 1;
- }
- s = getenv("want_recovery");
- if ((s != NULL) && (*s != '\0')) {
- printf("detected recovery request (environment)\n");
- want_recovery = 1;
- }
- s = getenv("install_in_progress");
- if ((s != NULL) && (*s != '\0')) {
- printf("previous installation has not completed\n");
- want_recovery = 1;
- }
- s = getenv("install_failed");
- if ((s != NULL) && (*s != '\0')) {
- printf("previous installation has failed\n");
- want_recovery = 1;
- }
- if (want_recovery) {
- printf("enforced start of the recovery system\n");
- setenv("bootcmd", "run recovery");
- }
-
- /*
- * boot the recovery system without waiting; boot the
- * production system without waiting by default, only
- * insert a pause (to provide a chance to get a prompt)
- * when GPIO keys were pressed during power on
- */
- if (want_recovery)
- setenv("bootdelay", "0");
- else if (!keys)
- setenv("bootdelay", "0");
- else
- setenv("bootdelay", "2");
-
- /* get the ethernet MAC from I2C EEPROM */
- mac_read_from_eeprom();
-
- return 0;
-}
-
-/* setup specific IO pad configuration */
-static iopin_t ioregs_init[] = {
- { /* LPC CS3 */
- offsetof(struct ioctrl512x, io_control_nfc_ce0), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- { /* LPC CS1 */
- offsetof(struct ioctrl512x, io_control_lpc_cs1), 1,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- { /* LPC CS2 */
- offsetof(struct ioctrl512x, io_control_lpc_cs2), 1,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- { /* LPC CS4, CS5 */
- offsetof(struct ioctrl512x, io_control_pata_ce1), 2,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- { /* SDHC CLK, CMD, D0, D1, D2, D3 */
- offsetof(struct ioctrl512x, io_control_pata_ior), 6,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- { /* GPIO keyboard */
- offsetof(struct ioctrl512x, io_control_pci_ad30), 4,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO DN1 PF, LCD power, DN2 PF */
- offsetof(struct ioctrl512x, io_control_pci_ad26), 3,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO reset AS-i */
- offsetof(struct ioctrl512x, io_control_pci_ad21), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO reset safety */
- offsetof(struct ioctrl512x, io_control_pci_ad19), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO reset netX */
- offsetof(struct ioctrl512x, io_control_pci_ad16), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO ma2 en */
- offsetof(struct ioctrl512x, io_control_pci_ad15), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO SD CD, SD WP */
- offsetof(struct ioctrl512x, io_control_pci_ad08), 2,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* FEC RX DV */
- offsetof(struct ioctrl512x, io_control_pci_ad06), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(2),
- },
- { /* GPIO AS-i prog, AS-i done, LCD backlight */
- offsetof(struct ioctrl512x, io_control_pci_ad05), 3,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO AS-i wdg */
- offsetof(struct ioctrl512x, io_control_pci_req2), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO safety wdg */
- offsetof(struct ioctrl512x, io_control_pci_req1), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO netX wdg */
- offsetof(struct ioctrl512x, io_control_pci_req0), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO IRQ powerfail */
- offsetof(struct ioctrl512x, io_control_pci_inta), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO AS-i PWRD */
- offsetof(struct ioctrl512x, io_control_pci_frame), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO LED0, LED1 */
- offsetof(struct ioctrl512x, io_control_pci_idsel), 2,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* GPIO IRQ AS-i 1, IRQ AS-i 2, IRQ safety */
- offsetof(struct ioctrl512x, io_control_pci_irdy), 3,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /* DIU clk */
- offsetof(struct ioctrl512x, io_control_spdif_txclk), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(2),
- },
- { /* FEC TX ER, CRS */
- offsetof(struct ioctrl512x, io_control_spdif_tx), 2,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- { /* GPIO/GPT */ /* to *NOT* have the EXT IRQ0 float */
- offsetof(struct ioctrl512x, io_control_irq0), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- { /*
- * FEC col, tx en, tx clk, txd 0-3, mdc, rx er,
- * rdx 3-0, mdio, rx clk
- */
- offsetof(struct ioctrl512x, io_control_psc0_0), 15,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- /* optional: make sure PSC3 remains the serial console */
- { /* LPC CS6 */
- offsetof(struct ioctrl512x, io_control_psc3_4), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- /* make sure PSC4 remains available for SPI,
- *BUT* PSC4_1 is a GPIO kind of SS! */
- { /* enforce drive strength on the SPI pin */
- offsetof(struct ioctrl512x, io_control_psc4_0), 5,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- {
- offsetof(struct ioctrl512x, io_control_psc4_1), 1,
- IO_PIN_OVER_FMUX,
- IO_PIN_FMUX(3),
- },
- /* optional: make sure PSC5 remains available for SPI */
- { /* enforce drive strength on the SPI pin */
- offsetof(struct ioctrl512x, io_control_psc5_0), 5,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(1),
- },
- { /* LPC TSIZ1 */
- offsetof(struct ioctrl512x, io_control_psc6_0), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(1) | IO_PIN_DS(2),
- },
- { /* DIU hsync */
- offsetof(struct ioctrl512x, io_control_psc6_1), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(1),
- },
- { /* DIU vsync */
- offsetof(struct ioctrl512x, io_control_psc6_4), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(1),
- },
- { /* PSC7, part of DIU RGB */
- offsetof(struct ioctrl512x, io_control_psc7_0), 2,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(1),
- },
- { /* PSC7, safety UART */
- offsetof(struct ioctrl512x, io_control_psc7_2), 2,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(0) | IO_PIN_DS(1),
- },
- { /* DIU (part of) RGB[] */
- offsetof(struct ioctrl512x, io_control_psc8_3), 16,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(1),
- },
- { /* DIU data enable */
- offsetof(struct ioctrl512x, io_control_psc11_4), 1,
- IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
- IO_PIN_FMUX(2) | IO_PIN_DS(1),
- },
- /* reduce LPB drive strength for improved EMI */
- { /* LPC OE, LPC RW */
- offsetof(struct ioctrl512x, io_control_lpc_oe), 2,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- { /* LPC AX03 through LPC AD00 */
- offsetof(struct ioctrl512x, io_control_lpc_ax03), 36,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- { /* LPC CS5 */
- offsetof(struct ioctrl512x, io_control_pata_ce2), 1,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- { /* SDHC CLK */
- offsetof(struct ioctrl512x, io_control_nfc_wp), 1,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
- { /* SDHC DATA */
- offsetof(struct ioctrl512x, io_control_nfc_ale), 4,
- IO_PIN_OVER_DRVSTR,
- IO_PIN_DS(2),
- },
-};
-
-int checkboard(void)
-{
- puts("Board: ifm AC14xx\n");
-
- /* initialize function mux & slew rate IO inter alia on IO Pins */
- iopin_initialize_bits(ioregs_init, ARRAY_SIZE(ioregs_init));
-
- return 0;
-}
-
-#ifdef CONFIG_OF_BOARD_SETUP
-int ft_board_setup(void *blob, bd_t *bd)
-{
- ft_cpu_setup(blob, bd);
-
- return 0;
-}
-#endif /* CONFIG_OF_BOARD_SETUP */
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