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authorMarkus Klotzbuecher <mk@denx.de>2007-09-17 17:12:45 +0200
committerMarkus Klotzbuecher <mk@pollux.denx.de>2007-09-17 17:12:45 +0200
commitf930922f061ea7bf585296859d1c14194c24b840 (patch)
treec46b9f120f7c55f5baf8b6ac3048ba759e10a512 /board/lwmon5/lwmon5.c
parent97213f32416ead885deafea86774e912ffd60ad0 (diff)
parent67c31036acaaaa992fc346cc89db0909a7e733c4 (diff)
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u-boot-imx-f930922f061ea7bf585296859d1c14194c24b840.tar.gz
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Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'board/lwmon5/lwmon5.c')
-rw-r--r--board/lwmon5/lwmon5.c113
1 files changed, 102 insertions, 11 deletions
diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c
index d916284..77f9989 100644
--- a/board/lwmon5/lwmon5.c
+++ b/board/lwmon5/lwmon5.c
@@ -19,6 +19,7 @@
*/
#include <common.h>
+#include <command.h>
#include <ppc440.h>
#include <asm/processor.h>
#include <asm/gpio.h>
@@ -28,7 +29,8 @@ DECLARE_GLOBAL_DATA_PTR;
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)
{
@@ -45,16 +47,16 @@ 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 */
@@ -62,9 +64,9 @@ int board_early_init_f(void)
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);
@@ -158,13 +160,13 @@ int misc_init_r(void)
(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...
@@ -221,8 +223,8 @@ int misc_init_r(void)
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 */
@@ -237,6 +239,69 @@ int misc_init_r(void)
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);
+
+ /*
+ * Init matrix keyboard
+ */
+ misc_init_r_kbd();
+
return 0;
}
@@ -463,3 +528,29 @@ void hw_watchdog_reset(void)
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"
+);