* option) any later version.
*/
-#include <ppc4xx.h>
#ifndef __4XX_PCIE_H
#define __4XX_PCIE_H
+#include <ppc4xx.h>
+#include <pci.h>
+
#define DCRN_SDR0_CFGADDR 0x00e
#define DCRN_SDR0_CFGDATA 0x00f
#if defined(CONFIG_440SPE)
-#define CFG_PCIE_NR_PORTS 3
+#define CONFIG_SYS_PCIE_NR_PORTS 3
-#define CFG_PCIE_ADDR_HIGH 0x0000000d
+#define CONFIG_SYS_PCIE_ADDR_HIGH 0x0000000d
#define DCRN_PCIE0_BASE 0x100
#define DCRN_PCIE1_BASE 0x120
#define PCIE2_SDR 0x370
#endif
+#if defined(CONFIG_460EX) || defined(CONFIG_460GT)
+#define CONFIG_SYS_PCIE_NR_PORTS 2
+
+#define CONFIG_SYS_PCIE_ADDR_HIGH 0x0000000d
+
+#define DCRN_PCIE0_BASE 0x100
+#define DCRN_PCIE1_BASE 0x120
+
+#define PCIE0_SDR 0x300
+#define PCIE1_SDR 0x340
+#endif
+
#if defined(CONFIG_405EX)
-#define CFG_PCIE_NR_PORTS 2
+#define CONFIG_SYS_PCIE_NR_PORTS 2
-#define CFG_PCIE_ADDR_HIGH 0x00000000
+#define CONFIG_SYS_PCIE_ADDR_HIGH 0x00000000
#define DCRN_PCIE0_BASE 0x040
#define DCRN_PCIE1_BASE 0x060
#define PESDR0_PLLLCT2 0x03a1
#define PESDR0_PLLLCT3 0x03a2
-/* common regs, at least for 405EX and 440SPe */
+/* common regs, at for all 4xx with PCIe core */
#define SDRN_PESDR_UTLSET1(n) (sdr_base(n) + 0x00)
#define SDRN_PESDR_UTLSET2(n) (sdr_base(n) + 0x01)
#define SDRN_PESDR_DLPSET(n) (sdr_base(n) + 0x02)
#define PESDR1_LPB 0x044B
#define PESDR1_PHYSTA 0x044C
+#elif defined(CONFIG_460EX) || defined(CONFIG_460GT)
+
+#define PESDR0_L0BIST 0x0308 /* PE0 L0 built in self test */
+#define PESDR0_L0BISTSTS 0x0309 /* PE0 L0 built in self test status */
+#define PESDR0_L0CDRCTL 0x030A /* PE0 L0 CDR control */
+#define PESDR0_L0DRV 0x030B /* PE0 L0 drive */
+#define PESDR0_L0REC 0x030C /* PE0 L0 receiver */
+#define PESDR0_L0LPB 0x030D /* PE0 L0 loopback */
+#define PESDR0_L0CLK 0x030E /* PE0 L0 clocking */
+#define PESDR0_PHY_CTL_RST 0x030F /* PE0 PHY control reset */
+#define PESDR0_RSTSTA 0x0310 /* PE0 reset status */
+#define PESDR0_OBS 0x0311 /* PE0 observation register */
+#define PESDR0_L0ERRC 0x0320 /* PE0 L0 error counter */
+
+#define PESDR1_L0BIST 0x0348 /* PE1 L0 built in self test */
+#define PESDR1_L1BIST 0x0349 /* PE1 L1 built in self test */
+#define PESDR1_L2BIST 0x034A /* PE1 L2 built in self test */
+#define PESDR1_L3BIST 0x034B /* PE1 L3 built in self test */
+#define PESDR1_L0BISTSTS 0x034C /* PE1 L0 built in self test status */
+#define PESDR1_L1BISTSTS 0x034D /* PE1 L1 built in self test status */
+#define PESDR1_L2BISTSTS 0x034E /* PE1 L2 built in self test status */
+#define PESDR1_L3BISTSTS 0x034F /* PE1 L3 built in self test status */
+#define PESDR1_L0CDRCTL 0x0350 /* PE1 L0 CDR control */
+#define PESDR1_L1CDRCTL 0x0351 /* PE1 L1 CDR control */
+#define PESDR1_L2CDRCTL 0x0352 /* PE1 L2 CDR control */
+#define PESDR1_L3CDRCTL 0x0353 /* PE1 L3 CDR control */
+#define PESDR1_L0DRV 0x0354 /* PE1 L0 drive */
+#define PESDR1_L1DRV 0x0355 /* PE1 L1 drive */
+#define PESDR1_L2DRV 0x0356 /* PE1 L2 drive */
+#define PESDR1_L3DRV 0x0357 /* PE1 L3 drive */
+#define PESDR1_L0REC 0x0358 /* PE1 L0 receiver */
+#define PESDR1_L1REC 0x0359 /* PE1 L1 receiver */
+#define PESDR1_L2REC 0x035A /* PE1 L2 receiver */
+#define PESDR1_L3REC 0x035B /* PE1 L3 receiver */
+#define PESDR1_L0LPB 0x035C /* PE1 L0 loopback */
+#define PESDR1_L1LPB 0x035D /* PE1 L1 loopback */
+#define PESDR1_L2LPB 0x035E /* PE1 L2 loopback */
+#define PESDR1_L3LPB 0x035F /* PE1 L3 loopback */
+#define PESDR1_L0CLK 0x0360 /* PE1 L0 clocking */
+#define PESDR1_L1CLK 0x0361 /* PE1 L1 clocking */
+#define PESDR1_L2CLK 0x0362 /* PE1 L2 clocking */
+#define PESDR1_L3CLK 0x0363 /* PE1 L3 clocking */
+#define PESDR1_PHY_CTL_RST 0x0364 /* PE1 PHY control reset */
+#define PESDR1_RSTSTA 0x0365 /* PE1 reset status */
+#define PESDR1_OBS 0x0366 /* PE1 observation register */
+#define PESDR1_L0ERRC 0x0368 /* PE1 L0 error counter */
+#define PESDR1_L1ERRC 0x0369 /* PE1 L1 error counter */
+#define PESDR1_L2ERRC 0x036A /* PE1 L2 error counter */
+#define PESDR1_L3ERRC 0x036B /* PE1 L3 error counter */
+#define PESDR0_IHS1 0x036C /* PE interrupt handler interfact setting 1 */
+#define PESDR0_IHS2 0x036D /* PE interrupt handler interfact setting 2 */
+
#endif
+/* SDR Bit Mappings */
+#define PESDRx_RCSSET_HLDPLB 0x10000000
+#define PESDRx_RCSSET_RSTGU 0x01000000
+#define PESDRx_RCSSET_RDY 0x00100000
+#define PESDRx_RCSSET_RSTDL 0x00010000
+#define PESDRx_RCSSET_RSTPYN 0x00001000
+
+#define PESDRx_RCSSTS_PLBIDL 0x10000000
+#define PESDRx_RCSSTS_HRSTRQ 0x01000000
+#define PESDRx_RCSSTS_PGRST 0x00100000
+#define PESDRx_RCSSTS_VC0ACT 0x00010000
+#define PESDRx_RCSSTS_BMEN 0x00000100
+
/*
* 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 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;
udelay(1000);
}
+#if defined(PCIE0_SDR)
static inline u32 sdr_base(int port)
{
switch (port) {
return PCIE0_SDR;
case 1:
return PCIE1_SDR;
-#if CFG_PCIE_NR_PORTS > 2
+#if CONFIG_SYS_PCIE_NR_PORTS > 2
case 2:
return PCIE2_SDR;
#endif
}
}
+#endif /* defined(PCIE0_SDR) */
#endif /* __4XX_PCIE_H */
projects / u-boot / blobdiff