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@@ -1,882 +0,0 @@
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-/*
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- * (C) Copyright 2008
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- * Matthias Fuchs, esd gmbh, matthias.fuchs@esd-electronics.com
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- *
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- * SPDX-License-Identifier: GPL-2.0+
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- */
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-
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-#include <common.h>
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-#include <asm/processor.h>
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-#include <asm/io.h>
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-#include <asm/bitops.h>
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-#include <command.h>
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-#include <i2c.h>
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-#include <asm/ppc440.h>
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-#include "du440.h"
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-
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-DECLARE_GLOBAL_DATA_PTR;
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-
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-extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];
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-extern ulong flash_get_size (ulong base, int banknum);
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-
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-int usbhub_init(void);
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-int dvi_init(void);
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-int eeprom_write_enable (unsigned dev_addr, int state);
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-int board_revision(void);
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-
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-static int du440_post_errors;
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-
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-int board_early_init_f(void)
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-{
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- u32 sdr0_cust0;
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- u32 sdr0_pfc1, sdr0_pfc2;
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- u32 reg;
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-
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- mtdcr(EBC0_CFGADDR, EBC0_CFG);
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- mtdcr(EBC0_CFGDATA, 0xb8400000);
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-
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- /*
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- * Setup the GPIO pins
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- */
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- out_be32((void*)GPIO0_OR, 0x00000000 | CONFIG_SYS_GPIO0_EP_EEP);
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- out_be32((void*)GPIO0_TCR, 0x0000001f | CONFIG_SYS_GPIO0_EP_EEP);
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- out_be32((void*)GPIO0_OSRL, 0x50055400);
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- out_be32((void*)GPIO0_OSRH, 0x55005000);
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- out_be32((void*)GPIO0_TSRL, 0x50055400);
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- out_be32((void*)GPIO0_TSRH, 0x55005000);
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- out_be32((void*)GPIO0_ISR1L, 0x50000000);
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- out_be32((void*)GPIO0_ISR1H, 0x00000000);
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- out_be32((void*)GPIO0_ISR2L, 0x00000000);
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- out_be32((void*)GPIO0_ISR2H, 0x00000000);
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- out_be32((void*)GPIO0_ISR3L, 0x00000000);
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- out_be32((void*)GPIO0_ISR3H, 0x00000000);
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-
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- out_be32((void*)GPIO1_OR, 0x00000000);
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- out_be32((void*)GPIO1_TCR, 0xc2000000 |
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- CONFIG_SYS_GPIO1_IORSTN |
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- CONFIG_SYS_GPIO1_IORST2N |
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- CONFIG_SYS_GPIO1_LEDUSR1 |
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- CONFIG_SYS_GPIO1_LEDUSR2 |
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- CONFIG_SYS_GPIO1_LEDPOST |
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- CONFIG_SYS_GPIO1_LEDDU);
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- out_be32((void*)GPIO1_ODR, CONFIG_SYS_GPIO1_LEDDU);
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- out_be32((void*)GPIO1_OSRL, 0x0c280000);
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- out_be32((void*)GPIO1_OSRH, 0x00000000);
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- out_be32((void*)GPIO1_TSRL, 0xcc000000);
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- out_be32((void*)GPIO1_TSRH, 0x00000000);
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- out_be32((void*)GPIO1_ISR1L, 0x00005550);
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- out_be32((void*)GPIO1_ISR1H, 0x00000000);
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- out_be32((void*)GPIO1_ISR2L, 0x00050000);
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- out_be32((void*)GPIO1_ISR2H, 0x00000000);
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- out_be32((void*)GPIO1_ISR3L, 0x01400000);
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- out_be32((void*)GPIO1_ISR3H, 0x00000000);
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-
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- /*
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- * Setup the interrupt controller polarities, triggers, etc.
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- */
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- mtdcr(UIC0SR, 0xffffffff); /* clear all */
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- mtdcr(UIC0ER, 0x00000000); /* disable all */
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- mtdcr(UIC0CR, 0x00000005); /* ATI & UIC1 crit are critical */
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- mtdcr(UIC0PR, 0xfffff7ff); /* per ref-board manual */
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- mtdcr(UIC0TR, 0x00000000); /* per ref-board manual */
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- mtdcr(UIC0VR, 0x00000000); /* int31 highest, base=0x000 */
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- mtdcr(UIC0SR, 0xffffffff); /* clear all */
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-
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- /*
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- * UIC1:
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- * bit30: ext. Irq 1: PLD : int 32+30
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- */
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- mtdcr(UIC1SR, 0xffffffff); /* clear all */
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- mtdcr(UIC1ER, 0x00000000); /* disable all */
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- mtdcr(UIC1CR, 0x00000000); /* all non-critical */
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- mtdcr(UIC1PR, 0xfffffffd);
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- mtdcr(UIC1TR, 0x00000000);
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- mtdcr(UIC1VR, 0x00000000); /* int31 highest, base=0x000 */
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- mtdcr(UIC1SR, 0xffffffff); /* clear all */
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-
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- /*
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- * UIC2
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- * bit3: ext. Irq 2: DCF77 : int 64+3
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- */
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- mtdcr(UIC2SR, 0xffffffff); /* clear all */
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- mtdcr(UIC2ER, 0x00000000); /* disable all */
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- mtdcr(UIC2CR, 0x00000000); /* all non-critical */
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- mtdcr(UIC2PR, 0xffffffff); /* per ref-board manual */
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- mtdcr(UIC2TR, 0x00000000); /* per ref-board manual */
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- mtdcr(UIC2VR, 0x00000000); /* int31 highest, base=0x000 */
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- mtdcr(UIC2SR, 0xffffffff); /* clear all */
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-
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- /* select Ethernet pins */
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- mfsdr(SDR0_PFC1, sdr0_pfc1);
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- mfsdr(SDR0_PFC2, sdr0_pfc2);
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-
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- /* setup EMAC bridge interface */
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- if (board_revision() == 0) {
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- /* 1 x MII */
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- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) |
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- SDR0_PFC1_SELECT_CONFIG_1_2;
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- sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) |
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- SDR0_PFC2_SELECT_CONFIG_1_2;
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- } else {
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- /* 2 x SMII */
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- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) |
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- SDR0_PFC1_SELECT_CONFIG_6;
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- sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) |
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- SDR0_PFC2_SELECT_CONFIG_6;
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- }
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-
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- /* enable 2nd IIC */
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- sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL;
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-
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- mtsdr(SDR0_PFC2, sdr0_pfc2);
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- mtsdr(SDR0_PFC1, sdr0_pfc1);
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-
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- /* PCI arbiter enabled */
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- mfsdr(SDR0_PCI0, reg);
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- mtsdr(SDR0_PCI0, 0x80000000 | reg);
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-
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- /* setup NAND FLASH */
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- mfsdr(SDR0_CUST0, sdr0_cust0);
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- sdr0_cust0 = SDR0_CUST0_MUX_NDFC_SEL |
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- SDR0_CUST0_NDFC_ENABLE |
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- SDR0_CUST0_NDFC_BW_8_BIT |
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- SDR0_CUST0_NDFC_ARE_MASK |
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- (0x80000000 >> (28 + CONFIG_SYS_NAND0_CS)) |
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- (0x80000000 >> (28 + CONFIG_SYS_NAND1_CS));
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- mtsdr(SDR0_CUST0, sdr0_cust0);
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-
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- return 0;
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-}
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-
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-int misc_init_r(void)
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-{
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- uint pbcr;
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- int size_val = 0;
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- u32 reg;
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- unsigned long usb2d0cr = 0;
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- unsigned long usb2phy0cr, usb2h0cr = 0;
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- unsigned long sdr0_pfc1;
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- unsigned long sdr0_srst0, sdr0_srst1;
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- int i, j;
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-
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- /* adjust flash start and offset */
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- gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
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- gd->bd->bi_flashoffset = 0;
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-
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- mtdcr(EBC0_CFGADDR, PB0CR);
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- pbcr = mfdcr(EBC0_CFGDATA);
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- size_val = ffs(gd->bd->bi_flashsize) - 21;
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- pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
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- mtdcr(EBC0_CFGADDR, PB0CR);
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- mtdcr(EBC0_CFGDATA, pbcr);
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-
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- /*
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- * Re-check to get correct base address
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- */
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- flash_get_size(gd->bd->bi_flashstart, 0);
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-
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- /*
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- * USB suff...
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- */
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- /* SDR Setting */
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- mfsdr(SDR0_PFC1, sdr0_pfc1);
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- mfsdr(SDR0_USB0, usb2d0cr);
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- mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
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- mfsdr(SDR0_USB2H0CR, usb2h0cr);
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-
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- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
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- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL;
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- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
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- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ;
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- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
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- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS;
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- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
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- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST;
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- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
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- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST;
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-
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- /* An 8-bit/60MHz interface is the only possible alternative
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- when connecting the Device to the PHY */
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- usb2h0cr = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
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- usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ;
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-
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- /* To enable the USB 2.0 Device function through the UTMI interface */
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- usb2d0cr = usb2d0cr &~SDR0_USB2D0CR_USB2DEV_EBC_SEL_MASK;
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-
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- sdr0_pfc1 = sdr0_pfc1 &~SDR0_PFC1_UES_MASK;
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- sdr0_pfc1 = sdr0_pfc1 | SDR0_PFC1_UES_EBCHR_SEL;
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-
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- mtsdr(SDR0_PFC1, sdr0_pfc1);
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- mtsdr(SDR0_USB0, usb2d0cr);
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- mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
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- mtsdr(SDR0_USB2H0CR, usb2h0cr);
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-
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- /*
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- * Take USB out of reset:
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- * -Initial status = all cores are in reset
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- * -deassert reset to OPB1, P4OPB0, OPB2, PLB42OPB1 OPB2PLB40 cores
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- * -wait 1 ms
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- * -deassert reset to PHY
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- * -wait 1 ms
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- * -deassert reset to HOST
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- * -wait 4 ms
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- * -deassert all other resets
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- */
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- mfsdr(SDR0_SRST1, sdr0_srst1);
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- sdr0_srst1 &= ~(SDR0_SRST1_OPBA1 | \
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- SDR0_SRST1_P4OPB0 | \
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- SDR0_SRST1_OPBA2 | \
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- SDR0_SRST1_PLB42OPB1 | \
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- SDR0_SRST1_OPB2PLB40);
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- mtsdr(SDR0_SRST1, sdr0_srst1);
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- udelay(1000);
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-
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- mfsdr(SDR0_SRST1, sdr0_srst1);
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- sdr0_srst1 &= ~SDR0_SRST1_USB20PHY;
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- mtsdr(SDR0_SRST1, sdr0_srst1);
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- udelay(1000);
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-
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- mfsdr(SDR0_SRST0, sdr0_srst0);
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- sdr0_srst0 &= ~SDR0_SRST0_USB2H;
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- mtsdr(SDR0_SRST0, sdr0_srst0);
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- udelay(4000);
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-
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- /* finally all the other resets */
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- mtsdr(SDR0_SRST1, 0x00000000);
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- mtsdr(SDR0_SRST0, 0x00000000);
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-
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- printf("USB: Host(int phy)\n");
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-
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- /*
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- * Clear PLB4A0_ACR[WRP]
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- * This fix will make the MAL burst disabling patch for the Linux
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- * EMAC driver obsolete.
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- */
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- reg = mfdcr(PLB4A0_ACR) & ~PLB4Ax_ACR_WRP_MASK;
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- mtdcr(PLB4A0_ACR, reg);
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-
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- /*
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- * release IO-RST#
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- * We have to wait at least 560ms until we may call usbhub_init
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- */
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- out_be32((void*)GPIO1_OR, in_be32((void*)GPIO1_OR) |
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- CONFIG_SYS_GPIO1_IORSTN | CONFIG_SYS_GPIO1_IORST2N);
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-
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- /*
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- * flash USR1/2 LEDs (600ms)
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- * This results in the necessary delay from IORST# until
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- * calling usbhub_init will succeed
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- */
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- for (j = 0; j < 3; j++) {
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- out_be32((void*)GPIO1_OR,
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- (in_be32((void*)GPIO1_OR) & ~CONFIG_SYS_GPIO1_LEDUSR2) |
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- CONFIG_SYS_GPIO1_LEDUSR1);
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-
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- for (i = 0; i < 100; i++)
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- udelay(1000);
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-
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- out_be32((void*)GPIO1_OR,
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- (in_be32((void*)GPIO1_OR) & ~CONFIG_SYS_GPIO1_LEDUSR1) |
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- CONFIG_SYS_GPIO1_LEDUSR2);
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-
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- for (i = 0; i < 100; i++)
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- udelay(1000);
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- }
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-
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- out_be32((void*)GPIO1_OR, in_be32((void*)GPIO1_OR) &
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- ~(CONFIG_SYS_GPIO1_LEDUSR1 | CONFIG_SYS_GPIO1_LEDUSR2));
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-
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- if (usbhub_init())
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- du440_post_errors++;
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-
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- if (dvi_init())
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- du440_post_errors++;
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-
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- return 0;
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-}
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-
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-int pld_revision(void)
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-{
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- out_8((void *)CONFIG_SYS_CPLD_BASE, 0x00);
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- return (int)(in_8((void *)CONFIG_SYS_CPLD_BASE) & CPLD_VERSION_MASK);
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-}
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-
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-int board_revision(void)
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-{
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- int rpins = (int)((in_be32((void*)GPIO1_IR) & CONFIG_SYS_GPIO1_HWVER_MASK)
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- >> CONFIG_SYS_GPIO1_HWVER_SHIFT);
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-
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- return ((rpins & 1) << 3) | ((rpins & 2) << 1) |
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- ((rpins & 4) >> 1) | ((rpins & 8) >> 3);
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-}
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-
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-#if defined(CONFIG_SHOW_ACTIVITY)
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-void board_show_activity (ulong timestamp)
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-{
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- if ((timestamp % 100) == 0)
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- out_be32((void*)GPIO1_OR,
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- in_be32((void*)GPIO1_OR) ^ CONFIG_SYS_GPIO1_LEDUSR1);
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-}
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-
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-void show_activity(int arg)
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-{
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-}
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-#endif /* CONFIG_SHOW_ACTIVITY */
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-
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-int du440_phy_addr(int devnum)
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-{
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- if (board_revision() == 0)
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- return devnum;
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-
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- return devnum + 1;
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-}
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-
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-int checkboard(void)
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-{
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- char serno[32];
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-
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- puts("Board: DU440");
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-
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- if (getenv_f("serial#", serno, sizeof(serno)) > 0) {
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- puts(", serial# ");
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- puts(serno);
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- }
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-
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- printf(", HW-Rev. 1.%d, CPLD-Rev. 1.%d\n",
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- board_revision(), pld_revision());
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- return (0);
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-}
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-
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-int last_stage_init(void)
|
|
|
-{
|
|
|
- int e, i;
|
|
|
-
|
|
|
- /* everyting is ok: turn on POST-LED */
|
|
|
- out_be32((void*)GPIO1_OR, in_be32((void*)GPIO1_OR) | CONFIG_SYS_GPIO1_LEDPOST);
|
|
|
-
|
|
|
- /* slowly blink on errors and finally keep LED off */
|
|
|
- for (e = 0; e < du440_post_errors; e++) {
|
|
|
- out_be32((void*)GPIO1_OR,
|
|
|
- in_be32((void*)GPIO1_OR) | CONFIG_SYS_GPIO1_LEDPOST);
|
|
|
-
|
|
|
- for (i = 0; i < 500; i++)
|
|
|
- udelay(1000);
|
|
|
-
|
|
|
- out_be32((void*)GPIO1_OR,
|
|
|
- in_be32((void*)GPIO1_OR) & ~CONFIG_SYS_GPIO1_LEDPOST);
|
|
|
-
|
|
|
- for (i = 0; i < 500; i++)
|
|
|
- udelay(1000);
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-/*
|
|
|
- * read field strength from I2C ADC
|
|
|
- */
|
|
|
-int dcf77_status(void)
|
|
|
-{
|
|
|
- unsigned int oldbus;
|
|
|
- uchar u[2];
|
|
|
- int mv;
|
|
|
-
|
|
|
- oldbus = I2C_GET_BUS();
|
|
|
- I2C_SET_BUS(1);
|
|
|
-
|
|
|
- if (i2c_read (IIC1_MCP3021_ADDR, 0, 0, u, 2)) {
|
|
|
- I2C_SET_BUS(oldbus);
|
|
|
- return -1;
|
|
|
- }
|
|
|
-
|
|
|
- mv = (int)(((u[0] << 8) | u[1]) >> 2) * 3300 / 1024;
|
|
|
-
|
|
|
- I2C_SET_BUS(oldbus);
|
|
|
- return mv;
|
|
|
-}
|
|
|
-
|
|
|
-int do_dcf77(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- int mv;
|
|
|
- u32 pin, pinold;
|
|
|
- unsigned long long t1, t2;
|
|
|
- bd_t *bd = gd->bd;
|
|
|
-
|
|
|
- printf("DCF77: ");
|
|
|
- mv = dcf77_status();
|
|
|
- if (mv > 0)
|
|
|
- printf("signal=%d mV\n", mv);
|
|
|
- else
|
|
|
- printf("ERROR - no signal\n");
|
|
|
-
|
|
|
- t1 = t2 = 0;
|
|
|
- pinold = in_be32((void*)GPIO1_IR) & CONFIG_SYS_GPIO1_DCF77;
|
|
|
- while (!ctrlc()) {
|
|
|
- pin = in_be32((void*)GPIO1_IR) & CONFIG_SYS_GPIO1_DCF77;
|
|
|
- if (pin && !pinold) { /* bit start */
|
|
|
- t1 = get_ticks();
|
|
|
- if (t2 && ((unsigned int)(t1 - t2) /
|
|
|
- (bd->bi_procfreq / 1000) >= 1800))
|
|
|
- printf("Start of minute\n");
|
|
|
-
|
|
|
- t2 = t1;
|
|
|
- }
|
|
|
- if (t1 && !pin && pinold) { /* bit end */
|
|
|
- printf("%5d\n", (unsigned int)(get_ticks() - t1) /
|
|
|
- (bd->bi_procfreq / 1000));
|
|
|
- }
|
|
|
- pinold = pin;
|
|
|
- }
|
|
|
-
|
|
|
- printf("Abort\n");
|
|
|
- return 0;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- dcf77, 1, 1, do_dcf77,
|
|
|
- "Check DCF77 receiver",
|
|
|
- ""
|
|
|
-);
|
|
|
-
|
|
|
-/*
|
|
|
- * initialize USB hub via I2C1
|
|
|
- */
|
|
|
-int usbhub_init(void)
|
|
|
-{
|
|
|
- int reg;
|
|
|
- int ret = 0;
|
|
|
- unsigned int oldbus;
|
|
|
- uchar u[] = {0x04, 0x24, 0x04, 0x07, 0x25, 0x00, 0x00, 0xd3,
|
|
|
- 0x18, 0xe0, 0x00, 0x00, 0x01, 0x64, 0x01, 0x64,
|
|
|
- 0x32};
|
|
|
- uchar stcd;
|
|
|
-
|
|
|
- printf("Hub: ");
|
|
|
-
|
|
|
- oldbus = I2C_GET_BUS();
|
|
|
- I2C_SET_BUS(1);
|
|
|
-
|
|
|
- for (reg = 0; reg < sizeof(u); reg++)
|
|
|
- if (i2c_write (IIC1_USB2507_ADDR, reg, 1, &u[reg], 1)) {
|
|
|
- ret = -1;
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- if (ret == 0) {
|
|
|
- stcd = 0x03;
|
|
|
- if (i2c_write (IIC1_USB2507_ADDR, 0, 1, &stcd, 1))
|
|
|
- ret = -1;
|
|
|
- }
|
|
|
-
|
|
|
- if (ret == 0)
|
|
|
- printf("initialized\n");
|
|
|
- else
|
|
|
- printf("failed - cannot initialize USB hub\n");
|
|
|
-
|
|
|
- I2C_SET_BUS(oldbus);
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-int do_hubinit(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- usbhub_init();
|
|
|
- return 0;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- hubinit, 1, 1, do_hubinit,
|
|
|
- "Initialize USB hub",
|
|
|
- ""
|
|
|
-);
|
|
|
-
|
|
|
-#define CONFIG_SYS_BOOT_EEPROM_PAGE_WRITE_BITS 3
|
|
|
-int boot_eeprom_write (unsigned dev_addr,
|
|
|
- unsigned offset,
|
|
|
- uchar *buffer,
|
|
|
- unsigned cnt)
|
|
|
-{
|
|
|
- unsigned end = offset + cnt;
|
|
|
- unsigned blk_off;
|
|
|
- int rcode = 0;
|
|
|
-
|
|
|
-#if defined(CONFIG_SYS_EEPROM_WREN)
|
|
|
- eeprom_write_enable(dev_addr, 1);
|
|
|
-#endif
|
|
|
- /*
|
|
|
- * Write data until done or would cross a write page boundary.
|
|
|
- * We must write the address again when changing pages
|
|
|
- * because the address counter only increments within a page.
|
|
|
- */
|
|
|
-
|
|
|
- while (offset < end) {
|
|
|
- unsigned alen, len;
|
|
|
- unsigned maxlen;
|
|
|
-
|
|
|
- uchar addr[2];
|
|
|
-
|
|
|
- blk_off = offset & 0xFF; /* block offset */
|
|
|
-
|
|
|
- addr[0] = offset >> 8; /* block number */
|
|
|
- addr[1] = blk_off; /* block offset */
|
|
|
- alen = 2;
|
|
|
- addr[0] |= dev_addr; /* insert device address */
|
|
|
-
|
|
|
- len = end - offset;
|
|
|
-
|
|
|
- /*
|
|
|
- * For a FRAM device there is no limit on the number of the
|
|
|
- * bytes that can be ccessed with the single read or write
|
|
|
- * operation.
|
|
|
- */
|
|
|
-#if defined(CONFIG_SYS_BOOT_EEPROM_PAGE_WRITE_BITS)
|
|
|
-
|
|
|
-#define BOOT_EEPROM_PAGE_SIZE (1 << CONFIG_SYS_BOOT_EEPROM_PAGE_WRITE_BITS)
|
|
|
-#define BOOT_EEPROM_PAGE_OFFSET(x) ((x) & (BOOT_EEPROM_PAGE_SIZE - 1))
|
|
|
-
|
|
|
- maxlen = BOOT_EEPROM_PAGE_SIZE -
|
|
|
- BOOT_EEPROM_PAGE_OFFSET(blk_off);
|
|
|
-#else
|
|
|
- maxlen = 0x100 - blk_off;
|
|
|
-#endif
|
|
|
- if (maxlen > I2C_RXTX_LEN)
|
|
|
- maxlen = I2C_RXTX_LEN;
|
|
|
-
|
|
|
- if (len > maxlen)
|
|
|
- len = maxlen;
|
|
|
-
|
|
|
- if (i2c_write (addr[0], offset, alen - 1, buffer, len) != 0)
|
|
|
- rcode = 1;
|
|
|
-
|
|
|
- buffer += len;
|
|
|
- offset += len;
|
|
|
-
|
|
|
-#if defined(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS)
|
|
|
- udelay(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
|
|
|
-#endif
|
|
|
- }
|
|
|
-#if defined(CONFIG_SYS_EEPROM_WREN)
|
|
|
- eeprom_write_enable(dev_addr, 0);
|
|
|
-#endif
|
|
|
- return rcode;
|
|
|
-}
|
|
|
-
|
|
|
-int do_setup_boot_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- ulong sdsdp[4];
|
|
|
-
|
|
|
- if (argc > 1) {
|
|
|
- if (!strcmp(argv[1], "533")) {
|
|
|
- printf("Bootstrapping for 533MHz\n");
|
|
|
- sdsdp[0] = 0x87788252;
|
|
|
- /* PLB-PCI-divider = 3 : sync PCI clock=44MHz */
|
|
|
- sdsdp[1] = 0x095fa030;
|
|
|
- sdsdp[2] = 0x40082350;
|
|
|
- sdsdp[3] = 0x0d050000;
|
|
|
- } else if (!strcmp(argv[1], "533-66")) {
|
|
|
- printf("Bootstrapping for 533MHz (66MHz PCI)\n");
|
|
|
- sdsdp[0] = 0x87788252;
|
|
|
- /* PLB-PCI-divider = 2 : sync PCI clock=66MHz */
|
|
|
- sdsdp[1] = 0x0957a030;
|
|
|
- sdsdp[2] = 0x40082350;
|
|
|
- sdsdp[3] = 0x0d050000;
|
|
|
- } else if (!strcmp(argv[1], "667")) {
|
|
|
- printf("Bootstrapping for 667MHz\n");
|
|
|
- sdsdp[0] = 0x8778a256;
|
|
|
- /* PLB-PCI-divider = 4 : sync PCI clock=33MHz */
|
|
|
- sdsdp[1] = 0x0947a030;
|
|
|
- /* PLB-PCI-divider = 3 : sync PCI clock=44MHz
|
|
|
- * -> not working when overclocking 533MHz chips
|
|
|
- * -> untested on 667MHz chips */
|
|
|
- /* sdsdp[1]=0x095fa030; */
|
|
|
- sdsdp[2] = 0x40082350;
|
|
|
- sdsdp[3] = 0x0d050000;
|
|
|
- } else if (!strcmp(argv[1], "667-166")) {
|
|
|
- printf("Bootstrapping for 667-166MHz\n");
|
|
|
- sdsdp[0] = 0x8778a252;
|
|
|
- sdsdp[1] = 0x09d7a030;
|
|
|
- sdsdp[2] = 0x40082350;
|
|
|
- sdsdp[3] = 0x0d050000;
|
|
|
- }
|
|
|
- } else {
|
|
|
- printf("Bootstrapping for 533MHz (default)\n");
|
|
|
- sdsdp[0] = 0x87788252;
|
|
|
- /* PLB-PCI-divider = 3 : sync PCI clock=44MHz */
|
|
|
- sdsdp[1] = 0x095fa030;
|
|
|
- sdsdp[2] = 0x40082350;
|
|
|
- sdsdp[3] = 0x0d050000;
|
|
|
- }
|
|
|
-
|
|
|
- printf("Writing boot EEPROM ...\n");
|
|
|
- if (boot_eeprom_write(CONFIG_SYS_I2C_BOOT_EEPROM_ADDR,
|
|
|
- 0, (uchar*)sdsdp, 16) != 0)
|
|
|
- printf("boot_eeprom_write failed\n");
|
|
|
- else
|
|
|
- printf("done (dump via 'i2c md 52 0.1 10')\n");
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- sbe, 2, 0, do_setup_boot_eeprom,
|
|
|
- "setup boot eeprom",
|
|
|
- ""
|
|
|
-);
|
|
|
-
|
|
|
-#if defined(CONFIG_SYS_EEPROM_WREN)
|
|
|
-/*
|
|
|
- * Input: <dev_addr> I2C address of EEPROM device to enable.
|
|
|
- * <state> -1: deliver current state
|
|
|
- * 0: disable write
|
|
|
- * 1: enable write
|
|
|
- * Returns: -1: wrong device address
|
|
|
- * 0: dis-/en- able done
|
|
|
- * 0/1: current state if <state> was -1.
|
|
|
- */
|
|
|
-int eeprom_write_enable (unsigned dev_addr, int state)
|
|
|
-{
|
|
|
- if ((CONFIG_SYS_I2C_EEPROM_ADDR != dev_addr) &&
|
|
|
- (CONFIG_SYS_I2C_BOOT_EEPROM_ADDR != dev_addr))
|
|
|
- return -1;
|
|
|
- else {
|
|
|
- switch (state) {
|
|
|
- case 1:
|
|
|
- /* Enable write access, clear bit GPIO_SINT2. */
|
|
|
- out_be32((void*)GPIO0_OR,
|
|
|
- in_be32((void*)GPIO0_OR) & ~CONFIG_SYS_GPIO0_EP_EEP);
|
|
|
- state = 0;
|
|
|
- break;
|
|
|
- case 0:
|
|
|
- /* Disable write access, set bit GPIO_SINT2. */
|
|
|
- out_be32((void*)GPIO0_OR,
|
|
|
- in_be32((void*)GPIO0_OR) | CONFIG_SYS_GPIO0_EP_EEP);
|
|
|
- state = 0;
|
|
|
- break;
|
|
|
- default:
|
|
|
- /* Read current status back. */
|
|
|
- state = (0 == (in_be32((void*)GPIO0_OR) &
|
|
|
- CONFIG_SYS_GPIO0_EP_EEP));
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- return state;
|
|
|
-}
|
|
|
-
|
|
|
-int do_eep_wren (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- int query = argc == 1;
|
|
|
- int state = 0;
|
|
|
-
|
|
|
- if (query) {
|
|
|
- /* Query write access state. */
|
|
|
- state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, -1);
|
|
|
- if (state < 0)
|
|
|
- puts ("Query of write access state failed.\n");
|
|
|
- else {
|
|
|
- printf ("Write access for device 0x%0x is %sabled.\n",
|
|
|
- CONFIG_SYS_I2C_EEPROM_ADDR, state ? "en" : "dis");
|
|
|
- state = 0;
|
|
|
- }
|
|
|
- } else {
|
|
|
- if ('0' == argv[1][0]) {
|
|
|
- /* Disable write access. */
|
|
|
- state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, 0);
|
|
|
- } else {
|
|
|
- /* Enable write access. */
|
|
|
- state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, 1);
|
|
|
- }
|
|
|
- if (state < 0)
|
|
|
- puts ("Setup of write access state failed.\n");
|
|
|
- }
|
|
|
-
|
|
|
- return state;
|
|
|
-}
|
|
|
-
|
|
|
-U_BOOT_CMD(eepwren, 2, 0, do_eep_wren,
|
|
|
- "Enable / disable / query EEPROM write access",
|
|
|
- ""
|
|
|
-);
|
|
|
-#endif /* #if defined(CONFIG_SYS_EEPROM_WREN) */
|
|
|
-
|
|
|
-static int got_pldirq;
|
|
|
-
|
|
|
-static int pld_interrupt(u32 arg)
|
|
|
-{
|
|
|
- int rc = -1; /* not for us */
|
|
|
- u8 status = in_8((void *)CONFIG_SYS_CPLD_BASE);
|
|
|
-
|
|
|
- /* check for PLD interrupt */
|
|
|
- if (status & PWR_INT_FLAG) {
|
|
|
- /* reset this int */
|
|
|
- out_8((void *)CONFIG_SYS_CPLD_BASE, 0);
|
|
|
- rc = 0;
|
|
|
- got_pldirq = 1; /* trigger backend */
|
|
|
- }
|
|
|
-
|
|
|
- return rc;
|
|
|
-}
|
|
|
-
|
|
|
-int do_waitpwrirq(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- got_pldirq = 0;
|
|
|
-
|
|
|
- /* clear any pending interrupt */
|
|
|
- out_8((void *)CONFIG_SYS_CPLD_BASE, 0);
|
|
|
-
|
|
|
- irq_install_handler(CPLD_IRQ,
|
|
|
- (interrupt_handler_t *)pld_interrupt, 0);
|
|
|
-
|
|
|
- printf("Waiting ...\n");
|
|
|
- while(!got_pldirq) {
|
|
|
- /* Abort if ctrl-c was pressed */
|
|
|
- if (ctrlc()) {
|
|
|
- puts("\nAbort\n");
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- if (got_pldirq) {
|
|
|
- printf("Got interrupt!\n");
|
|
|
- printf("Power %sready!\n",
|
|
|
- in_8((void *)CONFIG_SYS_CPLD_BASE) &
|
|
|
- PWR_RDY ? "":"NOT ");
|
|
|
- }
|
|
|
-
|
|
|
- irq_free_handler(CPLD_IRQ);
|
|
|
- return 0;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- wpi, 1, 1, do_waitpwrirq,
|
|
|
- "Wait for power change interrupt",
|
|
|
- ""
|
|
|
-);
|
|
|
-
|
|
|
-/*
|
|
|
- * initialize DVI panellink transmitter
|
|
|
- */
|
|
|
-int dvi_init(void)
|
|
|
-{
|
|
|
- int i;
|
|
|
- int ret = 0;
|
|
|
- unsigned int oldbus;
|
|
|
- uchar u[] = {0x08, 0x34,
|
|
|
- 0x09, 0x20,
|
|
|
- 0x0a, 0x90,
|
|
|
- 0x0c, 0x89,
|
|
|
- 0x08, 0x35};
|
|
|
-
|
|
|
- printf("DVI: ");
|
|
|
-
|
|
|
- oldbus = I2C_GET_BUS();
|
|
|
- I2C_SET_BUS(0);
|
|
|
-
|
|
|
- for (i = 0; i < sizeof(u); i += 2)
|
|
|
- if (i2c_write (0x38, u[i], 1, &u[i + 1], 1)) {
|
|
|
- ret = -1;
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- if (ret == 0)
|
|
|
- printf("initialized\n");
|
|
|
- else
|
|
|
- printf("failed - cannot initialize DVI transmitter\n");
|
|
|
-
|
|
|
- I2C_SET_BUS(oldbus);
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-int do_dviinit(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- dvi_init();
|
|
|
- return 0;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- dviinit, 1, 1, do_dviinit,
|
|
|
- "Initialize DVI Panellink transmitter",
|
|
|
- ""
|
|
|
-);
|
|
|
-
|
|
|
-/*
|
|
|
- * TODO: 'time' command might be useful for others as well.
|
|
|
- * Move to 'common' directory.
|
|
|
- */
|
|
|
-int do_time(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- unsigned long long start, end;
|
|
|
- char c, cmd[CONFIG_SYS_CBSIZE];
|
|
|
- char *p, *d = cmd;
|
|
|
- int ret, i;
|
|
|
- ulong us;
|
|
|
-
|
|
|
- for (i = 1; i < argc; i++) {
|
|
|
- p = argv[i];
|
|
|
-
|
|
|
- if (i > 1)
|
|
|
- *d++ = ' ';
|
|
|
-
|
|
|
- while ((c = *p++) != '\0') {
|
|
|
- *d++ = c;
|
|
|
- }
|
|
|
- }
|
|
|
- *d = '\0';
|
|
|
-
|
|
|
- start = get_ticks();
|
|
|
- ret = run_command(cmd, 0);
|
|
|
- end = get_ticks();
|
|
|
-
|
|
|
- printf("ticks=%ld\n", (ulong)(end - start));
|
|
|
- us = (ulong)((1000L * (end - start)) / (get_tbclk() / 1000));
|
|
|
- printf("usec=%ld\n", us);
|
|
|
-
|
|
|
- return ret;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- time, CONFIG_SYS_MAXARGS, 1, do_time,
|
|
|
- "run command and output execution time",
|
|
|
- ""
|
|
|
-);
|
|
|
-
|
|
|
-extern void video_hw_rectfill (
|
|
|
- unsigned int bpp, /* bytes per pixel */
|
|
|
- unsigned int dst_x, /* dest pos x */
|
|
|
- unsigned int dst_y, /* dest pos y */
|
|
|
- unsigned int dim_x, /* frame width */
|
|
|
- unsigned int dim_y, /* frame height */
|
|
|
- unsigned int color /* fill color */
|
|
|
- );
|
|
|
-
|
|
|
-/*
|
|
|
- * graphics demo
|
|
|
- * draw rectangles using pseudorandom number generator
|
|
|
- * (see http://www.embedded.com/columns/technicalinsights/20900500)
|
|
|
- */
|
|
|
-unsigned int rprime = 9972;
|
|
|
-static unsigned int r;
|
|
|
-static unsigned int Y;
|
|
|
-
|
|
|
-unsigned int prng(unsigned int max)
|
|
|
-{
|
|
|
- if (r == 0 || r == 1 || r == -1)
|
|
|
- r = rprime; /* keep from getting stuck */
|
|
|
-
|
|
|
- r = (9973 * ~r) + ((Y) % 701); /* the actual algorithm */
|
|
|
- Y = (r >> 16) % max; /* choose upper bits and reduce */
|
|
|
- return Y;
|
|
|
-}
|
|
|
-
|
|
|
-int do_gfxdemo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
|
-{
|
|
|
- unsigned int color;
|
|
|
- unsigned int x, y, dx, dy;
|
|
|
-
|
|
|
- while (!ctrlc()) {
|
|
|
- x = prng(1280 - 1);
|
|
|
- y = prng(1024 - 1);
|
|
|
- dx = prng(1280- x - 1);
|
|
|
- dy = prng(1024 - y - 1);
|
|
|
- color = prng(0x10000);
|
|
|
- video_hw_rectfill(2, x, y, dx, dy, color);
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-U_BOOT_CMD(
|
|
|
- gfxdemo, CONFIG_SYS_MAXARGS, 1, do_gfxdemo,
|
|
|
- "demo",
|
|
|
- ""
|
|
|
-);
|