#include <common.h>
#include <ppc4xx.h>
-#include <asm/processor.h>
#include <i2c.h>
-#include <asm-ppc/io.h>
+#include <netdev.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/4xx_pcie.h>
+#include <asm/errno.h>
#include "yucca.h"
-void fpga_init (void);
+DECLARE_GLOBAL_DATA_PTR;
-void get_sys_info(PPC440_SYS_INFO *board_cfg );
-int compare_to_true(char *str );
-char *remove_l_w_space(char *in_str );
-char *remove_t_w_space(char *in_str );
-int get_console_port(void);
-unsigned long ppcMfcpr(unsigned long cpr_reg);
-unsigned long ppcMfsdr(unsigned long sdr_reg);
-
-int ppc440spe_init_pcie_rootport(int port);
-void ppc440spe_setup_pcie(struct pci_controller *hose, int port);
+void fpga_init (void);
#define DEBUG_ENV
#ifdef DEBUG_ENV
| 0x07C00000 - 0 0 000 1 1 1 1 1 0000 0 00000 000000000000
|
+-------------------------------------------------------------------*/
- mtebc(xbcfg, EBC_CFG_LE_UNLOCK |
+ mtebc(EBC0_CFG, EBC_CFG_LE_UNLOCK |
EBC_CFG_PTD_ENABLE |
EBC_CFG_RTC_16PERCLK |
EBC_CFG_ATC_PREVIOUS |
| boot type
|
+-------------------------------------------------------------------*/
- mtebc(pb1ap, EBC_BXAP_FPGA);
- mtebc(pb1cr, EBC_BXCR_FPGA_CS1);
+ mtebc(PB1AP, EBC_BXAP_FPGA);
+ mtebc(PB1CR, EBC_BXCR_FPGA_CS1);
/*-------------------------------------------------------------------+
|
|
+-------------------------------------------------------------------*/
/* Read Pin Strap Register in PPC440SP */
- sdr0_pinstp = ppcMfsdr(SDR0_PINSTP);
+ mfsdr(SDR0_PINSTP, sdr0_pinstp);
bootstrap_settings = sdr0_pinstp & SDR0_PINSTP_BOOTSTRAP_MASK;
switch (bootstrap_settings) {
* Boot Settings in IIC EEprom address 0x50 or 0x54
* Read Serial Device Strap Register1 in PPC440SPe
*/
- sdr0_sdstp1 = ppcMfsdr(SDR0_SDSTP1);
+ mfsdr(SDR0_SDSTP1, sdr0_sdstp1);
boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_ERPN_MASK;
ebc_data_width = sdr0_sdstp1 & SDR0_SDSTP1_EBCW_MASK;
break;
}
- mtebc(pb0ap, ebc0_cs0_bxap_value);
- mtebc(pb0cr, ebc0_cs0_bxcr_value);
- mtebc(pb2ap, ebc0_cs2_bxap_value);
- mtebc(pb2cr, ebc0_cs2_bxcr_value);
+ mtebc(PB0AP, ebc0_cs0_bxap_value);
+ mtebc(PB0CR, ebc0_cs0_bxcr_value);
+ mtebc(PB2AP, ebc0_cs2_bxap_value);
+ mtebc(PB2CR, ebc0_cs2_bxcr_value);
/*--------------------------------------------------------------------+
| Interrupt controller setup for the AMCC 440SPe Evaluation board.
| interrupt trigger levels. Make bit 0 High priority. Clear all
| interrupts again.
+-------------------------------------------------------------------*/
- mtdcr (uic3sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic3er, 0x00000000); /* disable all interrupts */
- mtdcr (uic3cr, 0x00000000); /* Set Critical / Non Critical
+ mtdcr (UIC3SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC3ER, 0x00000000); /* disable all interrupts */
+ mtdcr (UIC3CR, 0x00000000); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic3pr, 0xffffffff); /* Set Interrupt Polarities */
- mtdcr (uic3tr, 0x001fffff); /* Set Interrupt Trigger Levels */
- mtdcr (uic3vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC3PR, 0xffffffff); /* Set Interrupt Polarities */
+ mtdcr (UIC3TR, 0x001fffff); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC3VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic3sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic3sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC3SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC3SR, 0xffffffff); /* clear all interrupts */
- mtdcr (uic2sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic2er, 0x00000000); /* disable all interrupts */
- mtdcr (uic2cr, 0x00000000); /* Set Critical / Non Critical
+ mtdcr (UIC2SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC2ER, 0x00000000); /* disable all interrupts */
+ mtdcr (UIC2CR, 0x00000000); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic2pr, 0xebebebff); /* Set Interrupt Polarities */
- mtdcr (uic2tr, 0x74747400); /* Set Interrupt Trigger Levels */
- mtdcr (uic2vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC2PR, 0xebebebff); /* Set Interrupt Polarities */
+ mtdcr (UIC2TR, 0x74747400); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC2VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic2sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic2sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC2SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC2SR, 0xffffffff); /* clear all interrupts */
- mtdcr (uic1sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic1er, 0x00000000); /* disable all interrupts */
- mtdcr (uic1cr, 0x00000000); /* Set Critical / Non Critical
+ mtdcr (UIC1SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC1ER, 0x00000000); /* disable all interrupts */
+ mtdcr (UIC1CR, 0x00000000); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic1pr, 0xffffffff); /* Set Interrupt Polarities */
- mtdcr (uic1tr, 0x001f8040); /* Set Interrupt Trigger Levels */
- mtdcr (uic1vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC1PR, 0xffffffff); /* Set Interrupt Polarities */
+ mtdcr (UIC1TR, 0x001f8040); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC1VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic1sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic1sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC1SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC1SR, 0xffffffff); /* clear all interrupts */
- mtdcr (uic0sr, 0xffffffff); /* Clear all interrupts */
- mtdcr (uic0er, 0x00000000); /* disable all interrupts excepted
+ mtdcr (UIC0SR, 0xffffffff); /* Clear all interrupts */
+ mtdcr (UIC0ER, 0x00000000); /* disable all interrupts excepted
* cascade to be checked */
- mtdcr (uic0cr, 0x00104001); /* Set Critical / Non Critical
+ mtdcr (UIC0CR, 0x00104001); /* Set Critical / Non Critical
* interrupts */
- mtdcr (uic0pr, 0xffffffff); /* Set Interrupt Polarities */
- mtdcr (uic0tr, 0x010f0004); /* Set Interrupt Trigger Levels */
- mtdcr (uic0vr, 0x00000001); /* Set Vect base=0,INT31 Highest
+ mtdcr (UIC0PR, 0xffffffff); /* Set Interrupt Polarities */
+ mtdcr (UIC0TR, 0x010f0004); /* Set Interrupt Trigger Levels */
+ mtdcr (UIC0VR, 0x00000001); /* Set Vect base=0,INT31 Highest
* priority */
- mtdcr (uic0sr, 0x00000000); /* clear all interrupts */
- mtdcr (uic0sr, 0xffffffff); /* clear all interrupts */
+ mtdcr (UIC0SR, 0x00000000); /* clear all interrupts */
+ mtdcr (UIC0SR, 0xffffffff); /* clear all interrupts */
+
+ mfsdr(SDR0_MFR, mfr);
+ mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */
+ mtsdr(SDR0_MFR, mfr);
- /* SDR0_MFR should be part of Ethernet init */
- mfsdr (sdr_mfr, mfr);
- mfr &= ~SDR0_MFR_ECS_MASK;
- /*mtsdr(sdr_mfr, mfr);*/
fpga_init();
return 0;
return 0;
}
-static long int yucca_probe_for_dimms(void)
-{
- long int dimm_installed[MAXDIMMS];
- long int dimm_num, probe_result;
- long int dimms_found = 0;
- uchar dimm_addr = IIC0_DIMM0_ADDR;
-
- for (dimm_num = 0; dimm_num < MAXDIMMS; dimm_num++) {
- /* check if there is a chip at the dimm address */
- switch (dimm_num) {
- case 0:
- dimm_addr = IIC0_DIMM0_ADDR;
- break;
- case 1:
- dimm_addr = IIC0_DIMM1_ADDR;
- break;
- }
- probe_result = i2c_probe(dimm_addr);
-
- if (probe_result == 0) {
- dimm_installed[dimm_num] = TRUE;
- dimms_found++;
- debug("DIMM slot %d: DDR2 SDRAM detected\n",dimm_num);
- } else {
- dimm_installed[dimm_num] = FALSE;
- debug("DIMM slot %d: Not populated or cannot sucessfully probe the DIMM\n", dimm_num);
- }
- }
-
- if (dimms_found == 0) {
- printf("ERROR - No memory installed. Install a DDR-SDRAM DIMM.\n\n");
- hang();
- }
-
- if (dimm_installed[0] != TRUE) {
- printf("\nERROR - DIMM slot 0 must be populated before DIMM slot 1.\n");
- printf(" Unsupported configuration. Move DIMM module from DIMM slot 1 to slot 0.\n\n");
- hang();
- }
-
- return dimms_found;
-}
-
-/*************************************************************************
- * init SDRAM controller with fixed value
- * the initialization values are for 2x MICRON DDR2
- * PN: MT18HTF6472DY-53EB2
- * 512MB, DDR2, 533, CL4, ECC, REG
- ************************************************************************/
-static long int fixed_sdram(void)
+/*
+ * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
+ * board specific values.
+ */
+static int ppc440spe_rev_a(void)
{
- long int yucca_dimms = 0;
-
- yucca_dimms = yucca_probe_for_dimms();
-
- /* SDRAM0_MCOPT2 (0X21) Clear DCEN BIT */
- mtdcr( 0x10, 0x00000021 );
- mtdcr( 0x11, 0x84000000 );
-
- /* SDRAM0_MCOPT1 (0X20) ECC OFF / 64 bits / 4 banks / DDR2 */
- mtdcr( 0x10, 0x00000020 );
- mtdcr( 0x11, 0x2D122000 );
-
- /* SET MCIF0_CODT Die Termination On */
- mtdcr( 0x10, 0x00000026 );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x2A800021 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x02800021 );
-
- /* On-Die Termination for Bank 0 */
- mtdcr( 0x10, 0x00000022 );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x18000000 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x06000000 );
-
- /* On-Die Termination for Bank 1 */
- mtdcr( 0x10, 0x00000023 );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x18000000 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x01800000 );
-
- /* On-Die Termination for Bank 2 */
- mtdcr( 0x10, 0x00000024 );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x01800000 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x00000000 );
-
- /* On-Die Termination for Bank 3 */
- mtdcr( 0x10, 0x00000025 );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x01800000 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x00000000 );
-
- /* Refresh Time register (0x30) Refresh every 7.8125uS */
- mtdcr( 0x10, 0x00000030 );
- mtdcr( 0x11, 0x08200000 );
-
- /* SET MCIF0_MMODE CL 4 */
- mtdcr( 0x10, 0x00000088 );
- mtdcr( 0x11, 0x00000642 );
-
- /* MCIF0_MEMODE */
- mtdcr( 0x10, 0x00000089 );
- mtdcr( 0x11, 0x00000004 );
-
- /*SET MCIF0_MB0CF */
- mtdcr( 0x10, 0x00000040 );
- mtdcr( 0x11, 0x00000201 );
-
- /* SET MCIF0_MB1CF */
- mtdcr( 0x10, 0x00000044 );
- mtdcr( 0x11, 0x00000201 );
-
- /* SET MCIF0_MB2CF */
- mtdcr( 0x10, 0x00000048 );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x00000201 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x00000000 );
-
- /* SET MCIF0_MB3CF */
- mtdcr( 0x10, 0x0000004c );
- if (yucca_dimms == 2)
- mtdcr( 0x11, 0x00000201 );
- else if (yucca_dimms == 1)
- mtdcr( 0x11, 0x00000000 );
-
- /* SET MCIF0_INITPLR0 # NOP */
- mtdcr( 0x10, 0x00000050 );
- mtdcr( 0x11, 0xB5380000 );
-
- /* SET MCIF0_INITPLR1 # PRE */
- mtdcr( 0x10, 0x00000051 );
- mtdcr( 0x11, 0x82100400 );
-
- /* SET MCIF0_INITPLR2 # EMR2 */
- mtdcr( 0x10, 0x00000052 );
- mtdcr( 0x11, 0x80820000 );
-
- /* SET MCIF0_INITPLR3 # EMR3 */
- mtdcr( 0x10, 0x00000053 );
- mtdcr( 0x11, 0x80830000 );
-
- /* SET MCIF0_INITPLR4 # EMR DLL ENABLE */
- mtdcr( 0x10, 0x00000054 );
- mtdcr( 0x11, 0x80810000 );
-
- /* SET MCIF0_INITPLR5 # MR DLL RESET */
- mtdcr( 0x10, 0x00000055 );
- mtdcr( 0x11, 0x80800542 );
-
- /* SET MCIF0_INITPLR6 # PRE */
- mtdcr( 0x10, 0x00000056 );
- mtdcr( 0x11, 0x82100400 );
-
- /* SET MCIF0_INITPLR7 # Refresh */
- mtdcr( 0x10, 0x00000057 );
- mtdcr( 0x11, 0x8A080000 );
-
- /* SET MCIF0_INITPLR8 # Refresh */
- mtdcr( 0x10, 0x00000058 );
- mtdcr( 0x11, 0x8A080000 );
-
- /* SET MCIF0_INITPLR9 # Refresh */
- mtdcr( 0x10, 0x00000059 );
- mtdcr( 0x11, 0x8A080000 );
-
- /* SET MCIF0_INITPLR10 # Refresh */
- mtdcr( 0x10, 0x0000005A );
- mtdcr( 0x11, 0x8A080000 );
-
- /* SET MCIF0_INITPLR11 # MR */
- mtdcr( 0x10, 0x0000005B );
- mtdcr( 0x11, 0x80800442 );
-
- /* SET MCIF0_INITPLR12 # EMR OCD Default*/
- mtdcr( 0x10, 0x0000005C );
- mtdcr( 0x11, 0x80810380 );
-
- /* SET MCIF0_INITPLR13 # EMR OCD Exit */
- mtdcr( 0x10, 0x0000005D );
- mtdcr( 0x11, 0x80810000 );
-
- /* 0x80: Adv Addr clock by 180 deg */
- mtdcr( 0x10, 0x00000080 );
- mtdcr( 0x11, 0x80000000 );
-
- /* 0x21: Exit self refresh, set DC_EN */
- mtdcr( 0x10, 0x00000021 );
- mtdcr( 0x11, 0x28000000 );
-
- /* 0x81: Write DQS Adv 90 + Fractional DQS Delay */
- mtdcr( 0x10, 0x00000081 );
- mtdcr( 0x11, 0x80000800 );
-
- /* MCIF0_SDTR1 */
- mtdcr( 0x10, 0x00000085 );
- mtdcr( 0x11, 0x80201000 );
-
- /* MCIF0_SDTR2 */
- mtdcr( 0x10, 0x00000086 );
- mtdcr( 0x11, 0x42103242 );
-
- /* MCIF0_SDTR3 */
- mtdcr( 0x10, 0x00000087 );
- mtdcr( 0x11, 0x0C100D14 );
-
- /* SET MQ0_B0BAS base addr 00000000 / 256MB */
- mtdcr( 0x40, 0x0000F800 );
-
- /* SET MQ0_B1BAS base addr 10000000 / 256MB */
- mtdcr( 0x41, 0x0400F800 );
-
- /* SET MQ0_B2BAS base addr 20000000 / 256MB */
- if (yucca_dimms == 2)
- mtdcr( 0x42, 0x0800F800 );
- else if (yucca_dimms == 1)
- mtdcr( 0x42, 0x00000000 );
-
- /* SET MQ0_B3BAS base addr 30000000 / 256MB */
- if (yucca_dimms == 2)
- mtdcr( 0x43, 0x0C00F800 );
- else if (yucca_dimms == 1)
- mtdcr( 0x43, 0x00000000 );
-
- /* SDRAM_RQDC */
- mtdcr( 0x10, 0x00000070 );
- mtdcr( 0x11, 0x8000003F );
-
- /* SDRAM_RDCC */
- mtdcr( 0x10, 0x00000078 );
- mtdcr( 0x11, 0x80000000 );
-
- /* SDRAM_RFDC */
- mtdcr( 0x10, 0x00000074 );
- mtdcr( 0x11, 0x00000220 );
-
- return (yucca_dimms * 512) << 20;
+ if ((get_pvr() == PVR_440SPe_6_RA) || (get_pvr() == PVR_440SPe_RA))
+ return 1;
+ else
+ return 0;
}
-long int initdram (int board_type)
-{
- long dram_size = 0;
-
- dram_size = fixed_sdram();
+u32 ddr_wrdtr(u32 default_val) {
+ /*
+ * Yucca boards with 440SPe rev. A need a slightly different setup
+ * for the MCIF0_WRDTR register.
+ */
+ if (ppc440spe_rev_a())
+ return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_270_DEG_ADV);
- return dram_size;
+ return default_val;
}
-#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;
+u32 ddr_clktr(u32 default_val) {
+ /*
+ * Yucca boards with 440SPe rev. A need a slightly different setup
+ * for the MCIF0_CLKTR register.
+ */
+ if (ppc440spe_rev_a())
+ return (SDRAM_CLKTR_CLKP_180_DEG_ADV);
- for (p = pstart; p < pend; p++) {
- if (*p != 0x55555555) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
- return 0;
+ return default_val;
}
-#endif
/*************************************************************************
* pci_pre_init
* certain pre-initialization actions.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT)
+#if defined(CONFIG_PCI)
int pci_pre_init(struct pci_controller * hose )
{
unsigned long strap;
* The yucca board is always configured as the host & requires the
* PCI arbiter to be enabled.
*-------------------------------------------------------------------*/
- mfsdr(sdr_sdstp1, strap);
+ mfsdr(SDR0_SDSTP1, strap);
if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) {
printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap);
return 0;
return 1;
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */
+#endif /* defined(CONFIG_PCI) */
/*************************************************************************
* pci_target_init
* may not be sufficient for a given board.
*
************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT)
void pci_target_init(struct pci_controller * hose )
{
- DECLARE_GLOBAL_DATA_PTR;
-
/*-------------------------------------------------------------------+
* Disable everything
*-------------------------------------------------------------------*/
- out32r( PCIX0_PIM0SA, 0 ); /* disable */
- out32r( PCIX0_PIM1SA, 0 ); /* disable */
- out32r( PCIX0_PIM2SA, 0 ); /* disable */
- out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */
+ out32r( PCIL0_PIM0SA, 0 ); /* disable */
+ out32r( PCIL0_PIM1SA, 0 ); /* disable */
+ out32r( PCIL0_PIM2SA, 0 ); /* disable */
+ out32r( PCIL0_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 );
+ out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE );
+ out32r( PCIL0_PIM0LAH, 0 );
+ out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 );
+ out32r( PCIL0_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( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID );
+ out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID );
- out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY );
+ out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY );
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
#if defined(CONFIG_PCI)
/*************************************************************************
return 1;
}
-
-int yucca_pcie_card_present(int port)
+int board_pcie_card_present(int port)
{
u16 reg;
}
/*
- * For the given slot, set rootpoint mode, send power to the slot,
- * turn on the green LED and turn off the yellow LED, enable the clock
- * and turn off reset.
+ * For the given slot, set endpoint mode, send power to the slot,
+ * turn on the green LED and turn off the yellow LED, enable the
+ * clock. In end point mode reset bit is read only.
*/
-void yucca_setup_pcie_fpga_rootpoint(int port)
+void board_pcie_setup_port(int port, int rootpoint)
{
- u16 power, clock, green_led, yellow_led, reset_off, rootpoint, endpoint;
+ u16 power, clock, green_led, yellow_led,
+ reset_off, rp, ep;
- switch(port) {
+ switch (port) {
case 0:
- rootpoint = FPGA_REG1C_PE0_ROOTPOINT;
- endpoint = 0;
- power = FPGA_REG1A_PE0_PWRON;
- green_led = FPGA_REG1A_PE0_GLED;
- clock = FPGA_REG1A_PE0_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE0_YLED;
- reset_off = FPGA_REG1C_PE0_PERST;
+ rp = FPGA_REG1C_PE0_ROOTPOINT;
+ ep = 0;
break;
case 1:
- rootpoint = 0;
- endpoint = FPGA_REG1C_PE1_ENDPOINT;
- power = FPGA_REG1A_PE1_PWRON;
- green_led = FPGA_REG1A_PE1_GLED;
- clock = FPGA_REG1A_PE1_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE1_YLED;
- reset_off = FPGA_REG1C_PE1_PERST;
+ rp = 0;
+ ep = FPGA_REG1C_PE1_ENDPOINT;
break;
case 2:
- rootpoint = 0;
- endpoint = FPGA_REG1C_PE2_ENDPOINT;
- power = FPGA_REG1A_PE2_PWRON;
- green_led = FPGA_REG1A_PE2_GLED;
- clock = FPGA_REG1A_PE2_REFCLK_ENABLE;
- yellow_led = FPGA_REG1A_PE2_YLED;
- reset_off = FPGA_REG1C_PE2_PERST;
+ rp = 0;
+ ep = FPGA_REG1C_PE2_ENDPOINT;
break;
default:
return;
}
- out_be16((u16 *)FPGA_REG1A,
- ~(power | clock | green_led) &
- (yellow_led | in_be16((u16 *)FPGA_REG1A)));
-
- out_be16((u16 *)FPGA_REG1C,
- ~(endpoint | reset_off) &
- (rootpoint | in_be16((u16 *)FPGA_REG1C)));
- /*
- * Leave device in reset for a while after powering on the
- * slot to give it a chance to initialize.
- */
- udelay(250 * 1000);
-
- out_be16((u16 *)FPGA_REG1C, reset_off | in_be16((u16 *)FPGA_REG1C));
-}
+ power = FPGA_REG1A_PWRON_ENCODE(port);
+ green_led = FPGA_REG1A_GLED_ENCODE(port);
+ clock = FPGA_REG1A_REFCLK_ENCODE(port);
+ yellow_led = FPGA_REG1A_YLED_ENCODE(port);
+ reset_off = FPGA_REG1C_PERST_ENCODE(port);
+ out_be16((u16 *)FPGA_REG1A, ~(power | clock | green_led) &
+ (yellow_led | in_be16((u16 *)FPGA_REG1A)));
-static struct pci_controller pcie_hose[3] = {{0},{0},{0}};
+ out_be16((u16 *)FPGA_REG1C, ~(ep | reset_off) &
+ (rp | in_be16((u16 *)FPGA_REG1C)));
-void pcie_setup_hoses(void)
-{
- struct pci_controller *hose;
- int i, bus;
+ if (rootpoint) {
+ /*
+ * Leave device in reset for a while after powering on the
+ * slot to give it a chance to initialize.
+ */
+ udelay(250 * 1000);
- /*
- * assume we're called after the PCIX hose is initialized, which takes
- * bus ID 0 and therefore start numbering PCIe's from 1.
- */
- bus = 1;
- for (i = 0; i <= 2; i++) {
- /* Check for yucca card presence */
- if (!yucca_pcie_card_present(i))
- continue;
-
- yucca_setup_pcie_fpga_rootpoint(i);
-
- if (ppc440spe_init_pcie_rootport(i)) {
- printf("PCIE%d: initialization failed\n", i);
- continue;
- }
-
- hose = &pcie_hose[i];
- hose->first_busno = bus;
- hose->last_busno = bus;
- bus++;
-
- /* setup mem resource */
- pci_set_region(hose->regions + 0,
- CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE,
- CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE,
- CFG_PCIE_MEMSIZE,
- PCI_REGION_MEM
- );
- hose->region_count = 1;
- pci_register_hose(hose);
-
- ppc440spe_setup_pcie(hose, i);
- hose->last_busno = pci_hose_scan(hose);
+ out_be16((u16 *)FPGA_REG1C,
+ reset_off | in_be16((u16 *)FPGA_REG1C));
}
}
#endif /* defined(CONFIG_PCI) */
int misc_init_f (void)
{
uint reg;
-#if defined(CONFIG_STRESS)
- uint i ;
- uint disp;
-#endif
out16(FPGA_REG10, (in16(FPGA_REG10) &
~(FPGA_REG10_AUTO_NEG_DIS|FPGA_REG10_RESET_ETH)) |
/* minimal init for PCIe */
/* pci express 0 Endpoint Mode */
- mfsdr(SDR0_PE0DLPSET, reg);
+ mfsdr(SDRN_PESDR_DLPSET(0), reg);
reg &= (~0x00400000);
- mtsdr(SDR0_PE0DLPSET, reg);
+ mtsdr(SDRN_PESDR_DLPSET(0), reg);
/* pci express 1 Rootpoint Mode */
- mfsdr(SDR0_PE1DLPSET, reg);
+ mfsdr(SDRN_PESDR_DLPSET(1), reg);
reg |= 0x00400000;
- mtsdr(SDR0_PE1DLPSET, reg);
+ mtsdr(SDRN_PESDR_DLPSET(1), reg);
/* pci express 2 Rootpoint Mode */
- mfsdr(SDR0_PE2DLPSET, reg);
+ mfsdr(SDRN_PESDR_DLPSET(2), reg);
reg |= 0x00400000;
- mtsdr(SDR0_PE2DLPSET, reg);
+ mtsdr(SDRN_PESDR_DLPSET(2), reg);
out16(FPGA_REG1C,(in16 (FPGA_REG1C) &
~FPGA_REG1C_PE0_ROOTPOINT &
~FPGA_REG1C_PE1_ENDPOINT &
~FPGA_REG1C_PE2_ENDPOINT));
-#if defined(CONFIG_STRESS)
- /*
- * all this setting done by linux only needed by stress an charac. test
- * procedure
- * PCIe 1 Rootpoint PCIe2 Endpoint
- * PCIe 0 FIR Pre-emphasis Filter Coefficients & Transmit Driver
- * Power Level
- */
- for (i = 0, disp = 0; i < 8; i++, disp += 3) {
- mfsdr(SDR0_PE0HSSSET1L0 + disp, reg);
- reg |= 0x33000000;
- mtsdr(SDR0_PE0HSSSET1L0 + disp, reg);
- }
-
- /*
- * PCIe 1 FIR Pre-emphasis Filter Coefficients & Transmit Driver
- * Power Level
- */
- for (i = 0, disp = 0; i < 4; i++, disp += 3) {
- mfsdr(SDR0_PE1HSSSET1L0 + disp, reg);
- reg |= 0x33000000;
- mtsdr(SDR0_PE1HSSSET1L0 + disp, reg);
- }
-
- /*
- * PCIE 2 FIR Pre-emphasis Filter Coefficients & Transmit Driver
- * Power Level
- */
- for (i = 0, disp = 0; i < 4; i++, disp += 3) {
- mfsdr(SDR0_PE2HSSSET1L0 + disp, reg);
- reg |= 0x33000000;
- mtsdr(SDR0_PE2HSSSET1L0 + disp, reg);
- }
-
- reg = 0x21242222;
- mtsdr(SDR0_PE2UTLSET1, reg);
- reg = 0x11000000;
- mtsdr(SDR0_PE2UTLSET2, reg);
- /* pci express 1 Endpoint Mode */
- reg = 0x00004000;
- mtsdr(SDR0_PE2DLPSET, reg);
-
- mtsdr(SDR0_UART1, 0x2080005a); /* patch for TG */
-#endif
return 0;
}
return (BOARD_OPTION_NOT_SELECTED);
}
-/*---------------------------------------------------------------------------+
- | ppcMfcpr.
- +---------------------------------------------------------------------------*/
-unsigned long ppcMfcpr(unsigned long cpr_reg)
-{
- unsigned long msr;
- unsigned long cpr_cfgaddr_temp;
- unsigned long cpr_value;
-
- msr = (mfmsr () & ~(MSR_EE));
- cpr_cfgaddr_temp = mfdcr(CPR0_CFGADDR);
- mtdcr(CPR0_CFGADDR, cpr_reg);
- cpr_value = mfdcr(CPR0_CFGDATA);
- mtdcr(CPR0_CFGADDR, cpr_cfgaddr_temp);
- mtmsr(msr);
-
- return (cpr_value);
-}
-
-/*----------------------------------------------------------------------------+
-| Indirect Access of the System DCR's (SDR)
-| ppcMfsdr
-+----------------------------------------------------------------------------*/
-unsigned long ppcMfsdr(unsigned long sdr_reg)
+int board_eth_init(bd_t *bis)
{
- unsigned long msr;
- unsigned long sdr_cfgaddr_temp;
- unsigned long sdr_value;
-
- msr = (mfmsr () & ~(MSR_EE));
- sdr_cfgaddr_temp = mfdcr(SDR0_CFGADDR);
- mtdcr(SDR0_CFGADDR, sdr_reg);
- sdr_value = mfdcr(SDR0_CFGDATA);
- mtdcr(SDR0_CFGADDR, sdr_cfgaddr_temp);
- mtmsr(msr);
-
- return (sdr_value);
+ cpu_eth_init(bis);
+ return pci_eth_init(bis);
}
projects / platform / kernel / u-boot.git / blobdiff