*/
#include <common.h>
+#include <command.h>
#include <ppc440.h>
#include <asm/processor.h>
#include <asm/gpio.h>
extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-ulong flash_get_size (ulong base, int banknum);
+ulong flash_get_size(ulong base, int banknum);
+int misc_init_r_kbd(void);
int board_early_init_f(void)
{
gpio_write_bit(CFG_GPIO_FLASH_WP, 1);
+#if CONFIG_POST & CFG_POST_BSPEC1
+ gpio_write_bit(CFG_GPIO_HIGHSIDE, 1);
+
+ reg = 0; /* reuse as counter */
+ out_be32((void *)CFG_DSPIC_TEST_ADDR,
+ in_be32((void *)CFG_DSPIC_TEST_ADDR)
+ & ~CFG_DSPIC_TEST_MASK);
+ while (!gpio_read_in_bit(CFG_GPIO_DSPIC_READY) && reg++ < 1000) {
+ udelay(1000);
+ }
+ gpio_write_bit(CFG_GPIO_HIGHSIDE, 0);
+ if (gpio_read_in_bit(CFG_GPIO_DSPIC_READY)) {
+ /* set "boot error" flag */
+ out_be32((void *)CFG_DSPIC_TEST_ADDR,
+ in_be32((void *)CFG_DSPIC_TEST_ADDR) |
+ CFG_DSPIC_TEST_MASK);
+ }
+#endif
+
+ /*
+ * Reset PHY's:
+ * The PHY's need a 2nd reset pulse, since the MDIO address is latched
+ * upon reset, and with the first reset upon powerup, the addresses are
+ * not latched reliable, since the IRQ line is multiplexed with an
+ * MDIO address. A 2nd reset at this time will make sure, that the
+ * correct address is latched.
+ */
+ gpio_write_bit(CFG_GPIO_PHY0_RST, 1);
+ gpio_write_bit(CFG_GPIO_PHY1_RST, 1);
+ udelay(1000);
+ gpio_write_bit(CFG_GPIO_PHY0_RST, 0);
+ gpio_write_bit(CFG_GPIO_PHY1_RST, 0);
+ udelay(1000);
+ gpio_write_bit(CFG_GPIO_PHY0_RST, 1);
+ gpio_write_bit(CFG_GPIO_PHY1_RST, 1);
+
return 0;
}
/* Env protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
- CFG_ENV_ADDR_REDUND,
- CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1,
+ CONFIG_ENV_ADDR_REDUND,
+ CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
&flash_info[1]);
/*
mtdcr(plb4_acr, reg);
/*
- * Reset Lime controller
+ * Init matrix keyboard
*/
- gpio_write_bit(CFG_GPIO_LIME_S, 1);
- udelay(500);
- gpio_write_bit(CFG_GPIO_LIME_RST, 1);
-
- /* Lime memory clock adjusted to 100MHz */
- out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_100MHZ);
- /* Wait untill time expired. Because of requirements in lime manual */
- udelay(300);
- /* Write lime controller memory parameters */
- out_be32((void *)CFG_LIME_MMR, CFG_LIME_MMR_VALUE);
-
- /*
- * Reset PHY's
- */
- gpio_write_bit(CFG_GPIO_PHY0_RST, 0);
- gpio_write_bit(CFG_GPIO_PHY1_RST, 0);
- udelay(100);
- gpio_write_bit(CFG_GPIO_PHY0_RST, 1);
- gpio_write_bit(CFG_GPIO_PHY1_RST, 1);
-
- /*
- * Init display controller
- */
- /* Setup dot clock (internal PLL, division rate 1/16) */
- out_be32((void *)0xc1fd0100, 0x00000f00);
-
- /* Lime L0 init (16 bpp, 640x480) */
- out_be32((void *)0xc1fd0020, 0x801401df);
- out_be32((void *)0xc1fd0024, 0x0);
- out_be32((void *)0xc1fd0028, 0x0);
- out_be32((void *)0xc1fd002c, 0x0);
- out_be32((void *)0xc1fd0110, 0x0);
- out_be32((void *)0xc1fd0114, 0x0);
- out_be32((void *)0xc1fd0118, 0x01df0280);
-
- /* Display timing init */
- out_be32((void *)0xc1fd0004, 0x031f0000);
- out_be32((void *)0xc1fd0008, 0x027f027f);
- out_be32((void *)0xc1fd000c, 0x015f028f);
- out_be32((void *)0xc1fd0010, 0x020c0000);
- out_be32((void *)0xc1fd0014, 0x01df01ea);
- out_be32((void *)0xc1fd0018, 0x0);
- out_be32((void *)0xc1fd001c, 0x01e00280);
-
-#if 1
- /*
- * Clear framebuffer using Lime's drawing engine
- * (draw blue rect. with white border around it)
- */
- /* Setup mode and fbbase, xres, fg, bg */
- out_be32((void *)0xc1ff0420, 0x8300);
- out_be32((void *)0xc1ff0440, 0x0000);
- out_be32((void *)0xc1ff0444, 0x0280);
- out_be32((void *)0xc1ff0480, 0x7fff);
- out_be32((void *)0xc1ff0484, 0x0000);
- /* Reset clipping rectangle */
- out_be32((void *)0xc1ff0454, 0x0000);
- out_be32((void *)0xc1ff0458, 0x0280);
- out_be32((void *)0xc1ff045c, 0x0000);
- out_be32((void *)0xc1ff0460, 0x01e0);
- /* Draw white rect. */
- out_be32((void *)0xc1ff04a0, 0x09410000);
- out_be32((void *)0xc1ff04a0, 0x00000000);
- out_be32((void *)0xc1ff04a0, 0x01e00280);
- udelay(2000);
- /* Draw blue rect. */
- out_be32((void *)0xc1ff0480, 0x001f);
- out_be32((void *)0xc1ff04a0, 0x09410000);
- out_be32((void *)0xc1ff04a0, 0x00010001);
- out_be32((void *)0xc1ff04a0, 0x01de027e);
-#endif
- /* Display enable, L0 layer */
- out_be32((void *)0xc1fd0100, 0x80010f00);
-
- /* TFT-LCD enable - PWM duty, lamp on */
- out_be32((void *)0xc4000024, 0x64);
- out_be32((void *)0xc4000020, 0x701);
+ misc_init_r_kbd();
return 0;
}
return (0);
}
-#if defined(CFG_DRAM_TEST)
-int testdram(void)
-{
- unsigned long *mem = (unsigned long *)0;
- const unsigned long kend = (1024 / sizeof(unsigned long));
- unsigned long k, n;
-
- mtmsr(0);
-
- for (k = 0; k < CFG_MBYTES_SDRAM;
- ++k, mem += (1024 / sizeof(unsigned long))) {
- if ((k & 1023) == 0) {
- printf("%3d MB\r", k / 1024);
- }
-
- memset(mem, 0xaaaaaaaa, 1024);
- for (n = 0; n < kend; ++n) {
- if (mem[n] != 0xaaaaaaaa) {
- printf("SDRAM test fails at: %08x\n",
- (uint) & mem[n]);
- return 1;
- }
- }
-
- memset(mem, 0x55555555, 1024);
- for (n = 0; n < kend; ++n) {
- if (mem[n] != 0x55555555) {
- printf("SDRAM test fails at: %08x\n",
- (uint) & mem[n]);
- return 1;
- }
- }
- }
- printf("SDRAM test passes\n");
- return 0;
-}
-#endif
-
/*************************************************************************
* pci_pre_init
*
void hw_watchdog_reset(void)
{
int val;
+#if defined(CONFIG_WD_MAX_RATE)
+ unsigned long long ct = get_ticks();
+
+ /*
+ * Don't allow watch-dog triggering more frequently than
+ * the predefined value CONFIG_WD_MAX_RATE [ticks].
+ */
+ if (ct >= gd->wdt_last) {
+ if ((ct - gd->wdt_last) < CONFIG_WD_MAX_RATE)
+ return;
+ } else {
+ /* Time base counter had been reset */
+ if (((unsigned long long)(-1) - gd->wdt_last + ct) <
+ CONFIG_WD_MAX_RATE)
+ return;
+ }
+ gd->wdt_last = get_ticks();
+#endif
/*
* Toggle watchdog output
gpio_write_bit(CFG_GPIO_WATCHDOG, val);
}
-#ifdef CONFIG_POST
+int do_eeprom_wp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ if (argc < 2) {
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ if ((strcmp(argv[1], "on") == 0)) {
+ gpio_write_bit(CFG_GPIO_EEPROM_EXT_WP, 1);
+ } else if ((strcmp(argv[1], "off") == 0)) {
+ gpio_write_bit(CFG_GPIO_EEPROM_EXT_WP, 0);
+ } else {
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ eepromwp, 2, 0, do_eeprom_wp,
+ "eepromwp- eeprom write protect off/on\n",
+ "<on|off> - enable (on) or disable (off) I2C EEPROM write protect\n"
+);
+
+#if defined(CONFIG_VIDEO)
+#include <video_fb.h>
+#include <mb862xx.h>
+
+extern GraphicDevice mb862xx;
+
+static const gdc_regs init_regs [] =
+{
+ {0x0100, 0x00000f00},
+ {0x0020, 0x801401df},
+ {0x0024, 0x00000000},
+ {0x0028, 0x00000000},
+ {0x002c, 0x00000000},
+ {0x0110, 0x00000000},
+ {0x0114, 0x00000000},
+ {0x0118, 0x01df0280},
+ {0x0004, 0x031f0000},
+ {0x0008, 0x027f027f},
+ {0x000c, 0x015f028f},
+ {0x0010, 0x020c0000},
+ {0x0014, 0x01df01ea},
+ {0x0018, 0x00000000},
+ {0x001c, 0x01e00280},
+ {0x0100, 0x80010f00},
+ {0x0, 0x0}
+};
+
+const gdc_regs *board_get_regs (void)
+{
+ return init_regs;
+}
+
+/* Returns Lime base address */
+unsigned int board_video_init (void)
+{
+ /*
+ * Reset Lime controller
+ */
+ gpio_write_bit(CFG_GPIO_LIME_S, 1);
+ udelay(500);
+ gpio_write_bit(CFG_GPIO_LIME_RST, 1);
+
+ /* Lime memory clock adjusted to 100MHz */
+ out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_100MHZ);
+ /* Wait untill time expired. Because of requirements in lime manual */
+ udelay(300);
+ /* Write lime controller memory parameters */
+ out_be32((void *)CFG_LIME_MMR, CFG_LIME_MMR_VALUE);
+
+ mb862xx.winSizeX = 640;
+ mb862xx.winSizeY = 480;
+ mb862xx.gdfBytesPP = 2;
+ mb862xx.gdfIndex = GDF_15BIT_555RGB;
+
+ return CFG_LIME_BASE_0;
+}
+
+#define DEFAULT_BRIGHTNESS 0x64
+
+static void board_backlight_brightness(int brightness)
+{
+ if (brightness > 0) {
+ /* pwm duty, lamp on */
+ out_be32((void *)(CFG_FPGA_BASE_0 + 0x00000024), brightness);
+ out_be32((void *)(CFG_FPGA_BASE_0 + 0x00000020), 0x701);
+ } else {
+ /* lamp off */
+ out_be32((void *)(CFG_FPGA_BASE_0 + 0x00000024), 0x00);
+ out_be32((void *)(CFG_FPGA_BASE_0 + 0x00000020), 0x00);
+ }
+}
+
+void board_backlight_switch (int flag)
+{
+ char * param;
+ int rc;
+
+ if (flag) {
+ param = getenv("brightness");
+ rc = param ? simple_strtol(param, NULL, 10) : -1;
+ if (rc < 0)
+ rc = DEFAULT_BRIGHTNESS;
+ } else {
+ rc = 0;
+ }
+ board_backlight_brightness(rc);
+}
+
+#if defined(CONFIG_CONSOLE_EXTRA_INFO)
/*
- * Returns 1 if keys pressed to start the power-on long-running tests
- * Called from board_init_f().
+ * Return text to be printed besides the logo.
*/
-int post_hotkeys_pressed(void)
+void video_get_info_str (int line_number, char *info)
{
- return (ctrlc());
+ if (line_number == 1) {
+ strcpy (info, " Board: Lwmon5 (Liebherr Elektronik GmbH)");
+ } else {
+ info [0] = '\0';
+ }
}
#endif
+#endif /* CONFIG_VIDEO */
+
+void board_reset(void)
+{
+ gpio_write_bit(CFG_GPIO_BOARD_RESET, 1);
+}
projects / J-u-boot.git / blobdiff