*/
#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)
{
mtdcr(uic0sr, 0xffffffff); /* clear all. if write with 1 then the status is cleared */
mtdcr(uic0er, 0x00000000); /* disable all */
mtdcr(uic0cr, 0x00000000); /* we have not critical interrupts at the moment */
- mtdcr(uic0pr, 0xfffff7ff); /* Adjustment of the polarity */
- mtdcr(uic0tr, 0x00000810); /* per ref-board manual */
+ mtdcr(uic0pr, 0xFFBFF1EF); /* Adjustment of the polarity */
+ mtdcr(uic0tr, 0x00000900); /* per ref-board manual */
mtdcr(uic0vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */
mtdcr(uic0sr, 0xffffffff); /* clear all */
mtdcr(uic1sr, 0xffffffff); /* clear all */
mtdcr(uic1er, 0x00000000); /* disable all */
mtdcr(uic1cr, 0x00000000); /* all non-critical */
- mtdcr(uic1pr, 0xFFFFC7AD); /* Adjustment of the polarity */
- mtdcr(uic1tr, 0x0600384A); /* per ref-board manual */
+ mtdcr(uic1pr, 0xFFFFC6A5); /* Adjustment of the polarity */
+ mtdcr(uic1tr, 0x60000040); /* per ref-board manual */
mtdcr(uic1vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */
mtdcr(uic1sr, 0xffffffff); /* clear all */
mtdcr(uic2er, 0x00000000); /* disable all */
mtdcr(uic2cr, 0x00000000); /* all non-critical */
mtdcr(uic2pr, 0x27C00000); /* Adjustment of the polarity */
- mtdcr(uic2tr, 0xDFC00000); /* per ref-board manual */
+ mtdcr(uic2tr, 0x3C000000); /* per ref-board manual */
mtdcr(uic2vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */
- mtdcr(uic2sr, 0xffffffff); /* clear all. Why this??? */
+ mtdcr(uic2sr, 0xffffffff); /* clear all */
/* Trace Pins are disabled. SDR0_PFC0 Register */
mtsdr(SDR0_PFC0, 0x0);
gpio_write_bit(CFG_GPIO_FLASH_WP, 1);
+ /*
+ * 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;
}
(void)flash_protect(FLAG_PROTECT_SET,
-CFG_MONITOR_LEN,
0xffffffff,
- &flash_info[0]);
+ &flash_info[1]);
/* 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,
- &flash_info[0]);
+ &flash_info[1]);
/*
* USB suff...
udelay(500);
gpio_write_bit(CFG_GPIO_LIME_RST, 1);
- /* Lime memory clock adjusted to 133MHz */
- out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_133MHZ);
+ /* 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
+ * Init display controller
*/
- 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);
+ /* 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);
+
+ /*
+ * Init matrix keyboard
+ */
+ misc_init_r_kbd();
return 0;
}
val = gpio_read_out_bit(CFG_GPIO_WATCHDOG) == 0 ? 1 : 0;
gpio_write_bit(CFG_GPIO_WATCHDOG, val);
}
+
+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"
+);
projects / platform / kernel / u-boot.git / blobdiff