* (C) Copyright 2006
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <libfdt.h>
#include <fdt_support.h>
#include <spd_sdram.h>
-#include <ppc4xx_enet.h>
+#include <asm/ppc4xx-emac.h>
#include <miiphy.h>
#include <asm/processor.h>
+#include <asm/4xx_pci.h>
DECLARE_GLOBAL_DATA_PTR;
/*-------------------------------------------------------------------------
* Initialize EBC CONFIG
*-------------------------------------------------------------------------*/
- mtebc(xbcfg, EBC_CFG_LE_UNLOCK |
+ mtebc(EBC0_CFG, EBC_CFG_LE_UNLOCK |
EBC_CFG_PTD_DISABLE | EBC_CFG_RTC_64PERCLK |
EBC_CFG_ATC_PREVIOUS | EBC_CFG_DTC_PREVIOUS |
EBC_CFG_CTC_PREVIOUS | EBC_CFG_EMC_NONDEFAULT |
/*--------------------------------------------------------------------
* Setup the interrupt controller polarities, triggers, etc.
*-------------------------------------------------------------------*/
- mtdcr (uic0sr, 0xffffffff); /* clear all */
- mtdcr (uic0er, 0x00000000); /* disable all */
- mtdcr (uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */
- mtdcr (uic0pr, 0xfffffe03); /* per manual */
- mtdcr (uic0tr, 0x01c00000); /* per manual */
- mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */
- mtdcr (uic0sr, 0xffffffff); /* clear all */
-
- mtdcr (uic1sr, 0xffffffff); /* clear all */
- mtdcr (uic1er, 0x00000000); /* disable all */
- mtdcr (uic1cr, 0x00000000); /* all non-critical */
- mtdcr (uic1pr, 0xffffe0ff); /* per ref-board manual */
- mtdcr (uic1tr, 0x00ffc000); /* per ref-board manual */
- mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */
- mtdcr (uic1sr, 0xffffffff); /* clear all */
-
- mtdcr (uic2sr, 0xffffffff); /* clear all */
- mtdcr (uic2er, 0x00000000); /* disable all */
- mtdcr (uic2cr, 0x00000000); /* all non-critical */
- mtdcr (uic2pr, 0xffffffff); /* per ref-board manual */
- mtdcr (uic2tr, 0x00ff8c0f); /* per ref-board manual */
- mtdcr (uic2vr, 0x00000001); /* int31 highest, base=0x000 */
- mtdcr (uic2sr, 0xffffffff); /* clear all */
-
- mtdcr (uicb0sr, 0xfc000000); /* clear all */
- mtdcr (uicb0er, 0x00000000); /* disable all */
- mtdcr (uicb0cr, 0x00000000); /* all non-critical */
- mtdcr (uicb0pr, 0xfc000000); /* */
- mtdcr (uicb0tr, 0x00000000); /* */
- mtdcr (uicb0vr, 0x00000001); /* */
+ /*
+ * Because of the interrupt handling rework to handle 440GX interrupts
+ * with the common code, we needed to change names of the UIC registers.
+ * Here the new relationship:
+ *
+ * U-Boot name 440GX name
+ * -----------------------
+ * UIC0 UICB0
+ * UIC1 UIC0
+ * UIC2 UIC1
+ * UIC3 UIC2
+ */
+ mtdcr (UIC1SR, 0xffffffff); /* clear all */
+ mtdcr (UIC1ER, 0x00000000); /* disable all */
+ mtdcr (UIC1CR, 0x00000009); /* SMI & UIC1 crit are critical */
+ mtdcr (UIC1PR, 0xfffffe03); /* per manual */
+ mtdcr (UIC1TR, 0x01c00000); /* per manual */
+ mtdcr (UIC1VR, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (UIC1SR, 0xffffffff); /* clear all */
+
+ mtdcr (UIC2SR, 0xffffffff); /* clear all */
+ mtdcr (UIC2ER, 0x00000000); /* disable all */
+ mtdcr (UIC2CR, 0x00000000); /* all non-critical */
+ mtdcr (UIC2PR, 0xffffe0ff); /* per ref-board manual */
+ mtdcr (UIC2TR, 0x00ffc000); /* per ref-board manual */
+ mtdcr (UIC2VR, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (UIC2SR, 0xffffffff); /* clear all */
+
+ mtdcr (UIC3SR, 0xffffffff); /* clear all */
+ mtdcr (UIC3ER, 0x00000000); /* disable all */
+ mtdcr (UIC3CR, 0x00000000); /* all non-critical */
+ mtdcr (UIC3PR, 0xffffffff); /* per ref-board manual */
+ mtdcr (UIC3TR, 0x00ff8c0f); /* per ref-board manual */
+ mtdcr (UIC3VR, 0x00000001); /* int31 highest, base=0x000 */
+ mtdcr (UIC3SR, 0xffffffff); /* clear all */
+
+ mtdcr (UIC0SR, 0xfc000000); /* clear all */
+ mtdcr (UIC0ER, 0x00000000); /* disable all */
+ mtdcr (UIC0CR, 0x00000000); /* all non-critical */
+ mtdcr (UIC0PR, 0xfc000000); /* */
+ mtdcr (UIC0TR, 0x00000000); /* */
+ mtdcr (UIC0VR, 0x00000001); /* */
/* Setup shutdown/SSD empty interrupt as inputs */
- out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CFG_GPIO_SHUTDOWN | CFG_GPIO_SSD_EMPTY));
- out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CFG_GPIO_SHUTDOWN | CFG_GPIO_SSD_EMPTY));
+ out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CONFIG_SYS_GPIO_SHUTDOWN | CONFIG_SYS_GPIO_SSD_EMPTY));
+ out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CONFIG_SYS_GPIO_SHUTDOWN | CONFIG_SYS_GPIO_SSD_EMPTY));
/* Setup GPIO/IRQ multiplexing */
- mtsdr(sdr_pfc0, 0x01a33e00);
+ mtsdr(SDR0_PFC0, 0x01a33e00);
return 0;
}
static int board_rev(void)
{
/* Setup as input */
- out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CFG_GPIO_REV0 | CFG_GPIO_REV1));
- out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CFG_GPIO_REV0 | CFG_GPIO_REV1));
+ out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CONFIG_SYS_GPIO_REV0 | CONFIG_SYS_GPIO_REV1));
+ out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CONFIG_SYS_GPIO_REV0 | CONFIG_SYS_GPIO_REV1));
return (in32(GPIO0_IR) >> 16) & 0x3;
}
int checkboard (void)
{
- char *s = getenv ("serial#");
+ char buf[64];
+ int i = getenv_f("serial#", buf, sizeof(buf));
printf ("Board: ALPR");
- if (s != NULL) {
- puts (", serial# ");
- puts (s);
+ if (i > 0) {
+ puts(", serial# ");
+ puts(buf);
}
printf(" (Rev. %d)\n", board_rev());
return (0);
}
-#if defined(CFG_DRAM_TEST)
-int testdram (void)
-{
- uint *pstart = (uint *) 0x00000000;
- uint *pend = (uint *) 0x08000000;
- uint *p;
-
- for (p = pstart; p < pend; p++)
- *p = 0xaaaaaaaa;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0xaaaaaaaa) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- for (p = pstart; p < pend; p++)
- *p = 0x55555555;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0x55555555) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
- return 0;
-}
-#endif
-
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller * hose )
+/*
+ * Override weak pci_pre_init()
+ */
+int pci_pre_init(struct pci_controller *hose)
{
- unsigned long strap;
-
- /*--------------------------------------------------------------------------+
- * The ocotea board is always configured as the host & requires the
- * PCI arbiter to be enabled.
- *--------------------------------------------------------------------------*/
- mfsdr(sdr_sdstp1, strap);
- if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){
- printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
+ if (__pci_pre_init(hose) == 0)
return 0;
- }
/* FPGA Init */
- alpr_fpga_init ();
+ alpr_fpga_init();
return 1;
}
-#endif /* defined(CONFIG_PCI) */
/*************************************************************************
- * pci_target_init
- *
- * The bootstrap configuration provides default settings for the pci
- * inbound map (PIM). But the bootstrap config choices are limited and
- * may not be sufficient for a given board.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
-void pci_target_init(struct pci_controller * hose )
-{
- /*--------------------------------------------------------------------------+
- * Disable everything
- *--------------------------------------------------------------------------*/
- out32r( PCIX0_PIM0SA, 0 ); /* disable */
- out32r( PCIX0_PIM1SA, 0 ); /* disable */
- out32r( PCIX0_PIM2SA, 0 ); /* disable */
- out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */
-
- /*--------------------------------------------------------------------------+
- * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping
- * options to not support sizes such as 128/256 MB.
- *--------------------------------------------------------------------------*/
- out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE );
- out32r( PCIX0_PIM0LAH, 0 );
- out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 );
-
- out32r( PCIX0_BAR0, 0 );
-
- /*--------------------------------------------------------------------------+
- * Program the board's subsystem id/vendor id
- *--------------------------------------------------------------------------*/
- out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID );
- out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID );
-
- out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
-}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
-
-/*************************************************************************
- * is_pci_host
+ * Override weak is_pci_host()
*
* This routine is called to determine if a pci scan should be
* performed. With various hardware environments (especially cPCI and
*
*
************************************************************************/
-#if defined(CONFIG_PCI)
-
static void wait_for_pci_ready(void)
{
/*
* Configure EREADY as input
*/
- out32(GPIO0_TCR, in32(GPIO0_TCR) & ~CFG_GPIO_EREADY);
+ out32(GPIO0_TCR, in32(GPIO0_TCR) & ~CONFIG_SYS_GPIO_EREADY);
udelay(1000);
for (;;) {
- if (in32(GPIO0_IR) & CFG_GPIO_EREADY)
+ if (in32(GPIO0_IR) & CONFIG_SYS_GPIO_EREADY)
return;
}
* pci_master_init
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT)
void pci_master_init(struct pci_controller *hose)
{
/*--------------------------------------------------------------------------+
| Use byte reversed out routines to handle endianess.
| Make this region non-prefetchable.
+--------------------------------------------------------------------------*/
- out32r( PCIX0_POM0SA, 0 ); /* disable */
- out32r( PCIX0_POM1SA, 0 ); /* disable */
- out32r( PCIX0_POM2SA, 0 ); /* disable */
-
- out32r(PCIX0_POM0LAL, CFG_PCI_MEMBASE); /* PMM0 Local Address */
- out32r(PCIX0_POM0LAH, 0x00000003); /* PMM0 Local Address */
- out32r(PCIX0_POM0PCIAL, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */
- out32r(PCIX0_POM0PCIAH, 0x00000000); /* PMM0 PCI High Address */
- out32r(PCIX0_POM0SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
-
- out32r(PCIX0_POM1LAL, CFG_PCI_MEMBASE2); /* PMM0 Local Address */
- out32r(PCIX0_POM1LAH, 0x00000003); /* PMM0 Local Address */
- out32r(PCIX0_POM1PCIAL, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */
- out32r(PCIX0_POM1PCIAH, 0x00000000); /* PMM0 PCI High Address */
- out32r(PCIX0_POM1SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
-}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
-
-#ifdef CONFIG_POST
-/*
- * Returns 1 if keys pressed to start the power-on long-running tests
- * Called from board_init_f().
- */
-int post_hotkeys_pressed(void)
-{
-
- return (ctrlc());
-}
-#endif
-
-#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
-void ft_board_setup(void *blob, bd_t *bd)
-{
- u32 val[4];
- int rc;
-
- ft_cpu_setup(blob, bd);
-
- /* Fixup NOR mapping */
- val[0] = 0; /* chip select number */
- val[1] = 0; /* always 0 */
- val[2] = gd->bd->bi_flashstart;
- val[3] = gd->bd->bi_flashsize;
- rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges",
- val, sizeof(val), 1);
- if (rc)
- printf("Unable to update property NOR mapping, err=%s\n",
- fdt_strerror(rc));
+ out32r( PCIL0_POM0SA, 0 ); /* disable */
+ out32r( PCIL0_POM1SA, 0 ); /* disable */
+ out32r( PCIL0_POM2SA, 0 ); /* disable */
+
+ out32r(PCIL0_POM0LAL, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIL0_POM0LAH, 0x00000003); /* PMM0 Local Address */
+ out32r(PCIL0_POM0PCIAL, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIL0_POM0PCIAH, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIL0_POM0SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
+
+ out32r(PCIL0_POM1LAL, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */
+ out32r(PCIL0_POM1LAH, 0x00000003); /* PMM0 Local Address */
+ out32r(PCIL0_POM1PCIAL, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */
+ out32r(PCIL0_POM1PCIAH, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIL0_POM1SA, ~(0x10000000 - 1) | 1); /* 256MB + enable region */
}
-#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */
projects / karo-tx-uboot.git / blobdiff