#define DCRN_SDR0_CFGDATA 0x00f
#if defined(CONFIG_440SPE)
+#define CFG_PCIE_NR_PORTS 3
+
+#define CFG_PCIE_ADDR_HIGH 0x0000000d
+
#define DCRN_PCIE0_BASE 0x100
#define DCRN_PCIE1_BASE 0x120
#define DCRN_PCIE2_BASE 0x140
+
+#define PCIE0_SDR 0x300
+#define PCIE1_SDR 0x340
+#define PCIE2_SDR 0x370
#endif
#if defined(CONFIG_405EX)
+#define CFG_PCIE_NR_PORTS 2
+
+#define CFG_PCIE_ADDR_HIGH 0x00000000
+
#define DCRN_PCIE0_BASE 0x040
#define DCRN_PCIE1_BASE 0x060
+
+#define PCIE0_SDR 0x400
+#define PCIE1_SDR 0x440
#endif
#define PCIE0 DCRN_PCIE0_BASE
#define PESDR0_PLLLCT2 0x03a1
#define PESDR0_PLLLCT3 0x03a2
-#if defined(CONFIG_440SPE)
-#define PCIE0_SDR 0x300
-#define PCIE1_SDR 0x340
-#define PCIE2_SDR 0x370
-#endif
-
-#if defined(CONFIG_405EX)
-#define PCIE0_SDR 0x400
-#define PCIE1_SDR 0x440
-#endif
-
/* common regs, at least for 405EX and 440SPe */
#define SDRN_PESDR_UTLSET1(n) (sdr_base(n) + 0x00)
#define SDRN_PESDR_UTLSET2(n) (sdr_base(n) + 0x01)
/*
* UTL register offsets
*/
+#define PEUTL_PBCTL 0x00
#define PEUTL_PBBSZ 0x20
#define PEUTL_OPDBSZ 0x68
#define PEUTL_IPHBSZ 0x70
#define PEUTL_OUTTR 0x90
#define PEUTL_INTR 0x98
#define PEUTL_PCTL 0xa0
+#define PEUTL_RCSTA 0xb0
#define PEUTL_RCIRQEN 0xb8
/*
#define PECFG_BAR0LMPA 0x210
#define PECFG_BAR0HMPA 0x214
#define PECFG_BAR1MPA 0x218
-#define PECFG_BAR2MPA 0x220
+#define PECFG_BAR2LMPA 0x220
+#define PECFG_BAR2HMPA 0x224
#define PECFG_PIMEN 0x33c
#define PECFG_PIM0LAL 0x340
#define GPL_DMER_MASK_DISA 0x02000000
+#define U64_TO_U32_LOW(val) ((u32)((val) & 0x00000000ffffffffULL))
+#define U64_TO_U32_HIGH(val) ((u32)((val) >> 32))
+
+/*
+ * Prototypes
+ */
int ppc4xx_init_pcie(void);
int ppc4xx_init_pcie_rootport(int port);
int ppc4xx_init_pcie_endport(int port);
int ppc4xx_setup_pcie_endpoint(struct pci_controller *hose, int port);
int pcie_hose_scan(struct pci_controller *hose, int bus);
+/*
+ * Function to determine root port or endport from env variable.
+ */
+static inline int is_end_point(int port)
+{
+ char s[10], *tk;
+ char *pcie_mode = getenv("pcie_mode");
+
+ if (pcie_mode == NULL)
+ return 0;
+
+ strcpy(s, pcie_mode);
+ tk = strtok(s, ":");
+
+ switch (port) {
+ case 0:
+ if (tk != NULL) {
+ if (!(strcmp(tk, "ep") && strcmp(tk, "EP")))
+ return 1;
+ else
+ return 0;
+ }
+ else
+ return 0;
+
+ case 1:
+ tk = strtok(NULL, ":");
+ if (tk != NULL) {
+ if (!(strcmp(tk, "ep") && strcmp(tk, "EP")))
+ return 1;
+ else
+ return 0;
+ }
+ else
+ return 0;
+
+ case 2:
+ tk = strtok(NULL, ":");
+ if (tk != NULL)
+ tk = strtok(NULL, ":");
+ if (tk != NULL) {
+ if (!(strcmp(tk, "ep") && strcmp(tk, "EP")))
+ return 1;
+ else
+ return 0;
+ }
+ else
+ return 0;
+ }
+
+ return 0;
+}
+
static inline void mdelay(int n)
{
u32 ms = n;
return PCIE0_SDR;
case 1:
return PCIE1_SDR;
-#if defined(PCIE2_SDR)
+#if CFG_PCIE_NR_PORTS > 2
case 2:
return PCIE2_SDR;
#endif