]> git.sur5r.net Git - u-boot/blobdiff - board/esd/pmc440/pmc440.c
Merge branch 'master' of git://git.denx.de/u-boot-cfi-flash
[u-boot] / board / esd / pmc440 / pmc440.c
index 85ef26f67bed5ba34cfb657c54f452648c027763..8563d7d5f2cb50a87d7bc129eb86903ecfc3c651 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2007-2008
+ * (Cg) Copyright 2007-2008
  * Matthias Fuchs, esd gmbh, matthias.fuchs@esd-electronics.com.
  * Based on board/amcc/sequoia/sequoia.c
  *
 
 DECLARE_GLOBAL_DATA_PTR;
 
-extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+extern void __ft_board_setup(void *blob, bd_t *bd);
 
 ulong flash_get_size(ulong base, int banknum);
 int pci_is_66mhz(void);
+int is_monarch(void);
 int bootstrap_eeprom_read(unsigned dev_addr, unsigned offset,
                          uchar *buffer, unsigned cnt);
 
@@ -71,7 +73,7 @@ struct serial_device *default_serial_console(void)
                /* mark scratchreg valid */
                scratchreg = (scratchreg & 0xffffff00) | 0x80;
 
-               i = bootstrap_eeprom_read(CFG_I2C_BOOT_EEPROM_ADDR,
+               i = bootstrap_eeprom_read(CONFIG_SYS_I2C_BOOT_EEPROM_ADDR,
                                          0x10, buf, 4);
                if ((i != -1) && (buf[0] == 0x19) && (buf[1] == 0x75)) {
                        scratchreg |= buf[2];
@@ -103,13 +105,13 @@ int board_early_init_f(void)
 
        /*
         * Setup the GPIO pins
-        * TODO: setup GPIOs via CFG_4xx_GPIO_TABLE in board's config file
+        * TODO: setup GPIOs via CONFIG_SYS_4xx_GPIO_TABLE in board's config file
         */
        out32(GPIO0_OR,    0x40000002);
        out32(GPIO0_TCR,   0x4c90011f);
-       out32(GPIO0_OSRL,  0x28011400);
+       out32(GPIO0_OSRL,  0x28051400);
        out32(GPIO0_OSRH,  0x55005000);
-       out32(GPIO0_TSRL,  0x08011400);
+       out32(GPIO0_TSRL,  0x08051400);
        out32(GPIO0_TSRH,  0x55005000);
        out32(GPIO0_ISR1L, 0x54000000);
        out32(GPIO0_ISR1H, 0x00000000);
@@ -190,12 +192,29 @@ int board_early_init_f(void)
                SDR0_CUST0_NDFC_ENABLE          |
                SDR0_CUST0_NDFC_BW_8_BIT        |
                SDR0_CUST0_NDFC_ARE_MASK        |
-               (0x80000000 >> (28 + CFG_NAND_CS));
+               (0x80000000 >> (28 + CONFIG_SYS_NAND_CS));
        mtsdr(SDR0_CUST0, sdr0_cust0);
 
        return 0;
 }
 
+#if defined(CONFIG_MISC_INIT_F)
+int misc_init_f(void)
+{
+       struct pci_controller hose;
+       hose.first_busno = 0;
+       hose.last_busno = 0;
+       hose.region_count = 0;
+
+       if (getenv("pciearly") && (!is_monarch())) {
+               printf("PCI:   early target init\n");
+               pci_setup_indirect(&hose, PCIX0_CFGADR, PCIX0_CFGDATA);
+               pci_target_init(&hose);
+       }
+       return 0;
+}
+#endif
+
 /*
  * misc_init_r.
  */
@@ -207,6 +226,7 @@ int misc_init_r(void)
        unsigned long usb2d0cr = 0;
        unsigned long usb2phy0cr, usb2h0cr = 0;
        unsigned long sdr0_pfc1;
+       unsigned long sdr0_srst0, sdr0_srst1;
        char *act = getenv("usbact");
 
        /*
@@ -242,7 +262,7 @@ int misc_init_r(void)
 #ifdef CONFIG_ENV_IS_IN_FLASH
        /* Monitor protection ON by default */
        (void)flash_protect(FLAG_PROTECT_SET,
-                           -CFG_MONITOR_LEN,
+                           -CONFIG_SYS_MONITOR_LEN,
                            0xffffffff,
                            &flash_info[0]);
 
@@ -256,7 +276,7 @@ int misc_init_r(void)
        /*
         * USB suff...
         */
-       if ((act == NULL || strcmp(act, "hostdev") == 0) &&
+       if ((act == NULL || strcmp(act, "host") == 0) &&
            !(in_be32((void*)GPIO0_IR) & GPIO0_USB_PRSNT)){
                /* SDR Setting */
                mfsdr(SDR0_PFC1, sdr0_pfc1);
@@ -290,12 +310,46 @@ int misc_init_r(void)
                mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
                mtsdr(SDR0_USB2H0CR, usb2h0cr);
 
-               /* clear resets */
+               /*
+                * Take USB out of reset:
+                * -Initial status = all cores are in reset
+                * -deassert reset to OPB1, P4OPB0, OPB2, PLB42OPB1 OPB2PLB40 cores
+                * -wait 1 ms
+                * -deassert reset to PHY
+                * -wait 1 ms
+                * -deassert  reset to HOST
+                * -wait 4 ms
+                * -deassert all other resets
+                */
+               mfsdr(SDR0_SRST1, sdr0_srst1);
+               sdr0_srst1 &= ~(SDR0_SRST1_OPBA1 |      \
+                               SDR0_SRST1_P4OPB0 |     \
+                               SDR0_SRST1_OPBA2 |      \
+                               SDR0_SRST1_PLB42OPB1 |  \
+                               SDR0_SRST1_OPB2PLB40);
+               mtsdr(SDR0_SRST1, sdr0_srst1);
+               udelay(1000);
+
+               mfsdr(SDR0_SRST1, sdr0_srst1);
+               sdr0_srst1 &= ~SDR0_SRST1_USB20PHY;
+               mtsdr(SDR0_SRST1, sdr0_srst1);
                udelay(1000);
+
+               mfsdr(SDR0_SRST0, sdr0_srst0);
+               sdr0_srst0 &= ~SDR0_SRST0_USB2H;
+               mtsdr(SDR0_SRST0, sdr0_srst0);
+               udelay(4000);
+
+               /* finally all the other resets */
                mtsdr(SDR0_SRST1, 0x00000000);
-               udelay(1000);
                mtsdr(SDR0_SRST0, 0x00000000);
 
+               if (!(in_be32((void*)GPIO0_IR) & GPIO0_USB_PRSNT)) {
+                       /* enable power on USB socket */
+                       out_be32((void*)GPIO1_OR,
+                                in_be32((void*)GPIO1_OR) & ~GPIO1_USB_PWR_N);
+               }
+
                printf("USB:   Host\n");
 
        } else if ((strcmp(act, "dev") == 0) ||
@@ -498,7 +552,7 @@ int pci_pre_init(struct pci_controller *hose)
  * 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)
+#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT)
 void pci_target_init(struct pci_controller *hose)
 {
        char *ptmla_str, *ptmms_str;
@@ -516,8 +570,8 @@ void pci_target_init(struct pci_controller *hose)
         */
        out32r(PCIX0_PMM0MA, 0x00000000);       /* PMM0 Mask/Attribute */
                                                /* - disabled b4 setting */
-       out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE);  /* PMM0 Local Address */
-       out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */
+       out32r(PCIX0_PMM0LA, CONFIG_SYS_PCI_MEMBASE);   /* PMM0 Local Address */
+       out32r(PCIX0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
        out32r(PCIX0_PMM0PCIHA, 0x00000000);    /* PMM0 PCI High Address */
        out32r(PCIX0_PMM0MA, 0xc0000001);       /* 1G + No prefetching, */
                                                /* and enable region */
@@ -547,14 +601,14 @@ void pci_target_init(struct pci_controller *hose)
                out32r(PCIX0_PTM2MS, simple_strtoul(ptmms_str, NULL, 16));
                out32r(PCIX0_PTM2LA, simple_strtoul(ptmla_str, NULL, 16));
        } else {
-               /* BAR2: default: 16 MB FPGA + registers */
-               out32r(PCIX0_PTM2MS, 0xff000001); /* Memory Size/Attribute */
+               /* BAR2: default: 4MB FPGA */
+               out32r(PCIX0_PTM2MS, 0xffc00001); /* Memory Size/Attribute */
                out32r(PCIX0_PTM2LA, 0xef000000); /* Local Addr. Reg */
        }
 
        if (is_monarch()) {
                /* BAR2: map FPGA registers behind system memory at 1GB */
-               pci_write_config_dword(0, PCI_BASE_ADDRESS_2, 0x40000008);
+               pci_hose_write_config_dword(hose, 0, PCI_BASE_ADDRESS_2, 0x40000008);
        }
 
        /*
@@ -562,8 +616,8 @@ void pci_target_init(struct pci_controller *hose)
         */
 
        /* Program the board's vendor id */
-       pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID,
-                             CFG_PCI_SUBSYS_VENDORID);
+       pci_hose_write_config_word(hose, 0, PCI_SUBSYSTEM_VENDOR_ID,
+                                  CONFIG_SYS_PCI_SUBSYS_VENDORID);
 
        /* disabled for PMC405 backward compatibility */
        /* Configure command register as bus master */
@@ -571,19 +625,19 @@ void pci_target_init(struct pci_controller *hose)
 
 
        /* 240nS PCI clock */
-       pci_write_config_word(0, PCI_LATENCY_TIMER, 1);
+       pci_hose_write_config_word(hose, 0, PCI_LATENCY_TIMER, 1);
 
        /* No error reporting */
-       pci_write_config_word(0, PCI_ERREN, 0);
+       pci_hose_write_config_word(hose, 0, PCI_ERREN, 0);
 
        pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
 
        if (!is_monarch()) {
                /* Program the board's subsystem id/classcode */
-               pci_write_config_word(0, PCI_SUBSYSTEM_ID,
-                                     CFG_PCI_SUBSYS_ID_NONMONARCH);
-               pci_write_config_word(0, PCI_CLASS_SUB_CODE,
-                                     CFG_PCI_CLASSCODE_NONMONARCH);
+               pci_hose_write_config_word(hose, 0, PCI_SUBSYSTEM_ID,
+                                          CONFIG_SYS_PCI_SUBSYS_ID_NONMONARCH);
+               pci_hose_write_config_word(hose, 0, PCI_CLASS_SUB_CODE,
+                                          CONFIG_SYS_PCI_CLASSCODE_NONMONARCH);
 
                /* PCI configuration done: release ERREADY */
                out_be32((void*)GPIO1_OR,
@@ -592,18 +646,21 @@ void pci_target_init(struct pci_controller *hose)
                         in_be32((void*)GPIO1_TCR) | GPIO1_PPC_EREADY);
        } else {
                /* Program the board's subsystem id/classcode */
-               pci_write_config_word(0, PCI_SUBSYSTEM_ID,
-                                     CFG_PCI_SUBSYS_ID_MONARCH);
-               pci_write_config_word(0, PCI_CLASS_SUB_CODE,
-                                     CFG_PCI_CLASSCODE_MONARCH);
+               pci_hose_write_config_word(hose, 0, PCI_SUBSYSTEM_ID,
+                                          CONFIG_SYS_PCI_SUBSYS_ID_MONARCH);
+               pci_hose_write_config_word(hose, 0, PCI_CLASS_SUB_CODE,
+                                          CONFIG_SYS_PCI_CLASSCODE_MONARCH);
        }
+
+       /* enable host configuration */
+       pci_hose_write_config_dword(hose, 0, PCI_BRDGOPT2, 0x00000101);
 }
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
 
 /*
  * 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)
 {
        unsigned short temp_short;
@@ -620,12 +677,18 @@ void pci_master_init(struct pci_controller *hose)
                                      PCI_COMMAND_MEMORY);
        }
 }
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
+#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */
 
 static void wait_for_pci_ready(void)
 {
        int i;
        char *s = getenv("pcidelay");
+       /*
+        * We have our own handling of the pcidelay variable.
+        * Using CONFIG_PCI_BOOTDELAY enables pausing for host
+        * and adapter devices. For adapter devices we do not
+        * want this.
+        */
        if (s) {
                int ms = simple_strtoul(s, NULL, 10);
                printf("PCI:   Waiting for %d ms\n", ms);
@@ -708,7 +771,7 @@ void reset_phy(void)
 }
 #endif
 
-#if defined(CFG_EEPROM_WREN)
+#if defined(CONFIG_SYS_EEPROM_WREN)
 /*
  *  Input: <dev_addr> I2C address of EEPROM device to enable.
  *         <state>    -1: deliver current state
@@ -720,8 +783,8 @@ void reset_phy(void)
  */
 int eeprom_write_enable(unsigned dev_addr, int state)
 {
-       if ((CFG_I2C_EEPROM_ADDR != dev_addr) &&
-           (CFG_I2C_BOOT_EEPROM_ADDR != dev_addr)) {
+       if ((CONFIG_SYS_I2C_EEPROM_ADDR != dev_addr) &&
+           (CONFIG_SYS_I2C_BOOT_EEPROM_ADDR != dev_addr)) {
                return -1;
        } else {
                switch (state) {
@@ -743,9 +806,9 @@ int eeprom_write_enable(unsigned dev_addr, int state)
        }
        return state;
 }
-#endif /* #if defined(CFG_EEPROM_WREN) */
+#endif /* #if defined(CONFIG_SYS_EEPROM_WREN) */
 
-#define CFG_BOOT_EEPROM_PAGE_WRITE_BITS 3
+#define CONFIG_SYS_BOOT_EEPROM_PAGE_WRITE_BITS 3
 int bootstrap_eeprom_write(unsigned dev_addr, unsigned offset,
                           uchar *buffer, unsigned cnt)
 {
@@ -753,7 +816,7 @@ int bootstrap_eeprom_write(unsigned dev_addr, unsigned offset,
        unsigned blk_off;
        int rcode = 0;
 
-#if defined(CFG_EEPROM_WREN)
+#if defined(CONFIG_SYS_EEPROM_WREN)
        eeprom_write_enable(dev_addr, 1);
 #endif
        /*
@@ -776,7 +839,7 @@ int bootstrap_eeprom_write(unsigned dev_addr, unsigned offset,
 
                len = end - offset;
 
-#define        BOOT_EEPROM_PAGE_SIZE      (1 << CFG_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 -
@@ -793,11 +856,11 @@ int bootstrap_eeprom_write(unsigned dev_addr, unsigned offset,
                buffer += len;
                offset += len;
 
-#if defined(CFG_EEPROM_PAGE_WRITE_DELAY_MS)
-               udelay(CFG_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
+#if defined(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS)
+               udelay(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
 #endif
        }
-#if defined(CFG_EEPROM_WREN)
+#if defined(CONFIG_SYS_EEPROM_WREN)
        eeprom_write_enable(dev_addr, 0);
 #endif
        return rcode;
@@ -845,13 +908,13 @@ int bootstrap_eeprom_read (unsigned dev_addr, unsigned offset,
        return rcode;
 }
 
-#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_BOARD_INIT)
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
 int usb_board_init(void)
 {
        char *act = getenv("usbact");
        int i;
 
-       if ((act == NULL || strcmp(act, "hostdev") == 0) &&
+       if ((act == NULL || strcmp(act, "host") == 0) &&
            !(in_be32((void*)GPIO0_IR) & GPIO0_USB_PRSNT))
                /* enable power on USB socket */
                out_be32((void*)GPIO1_OR,
@@ -875,4 +938,25 @@ int usb_board_init_fail(void)
        usb_board_stop();
        return 0;
 }
-#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_BOARD_INIT) */
+#endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT) */
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+       int rc;
+
+       __ft_board_setup(blob, bd);
+
+       /*
+        * Disable PCI in non-monarch mode.
+        */
+       if (!is_monarch()) {
+               rc = fdt_find_and_setprop(blob, "/plb/pci@1ec000000", "status",
+                                         "disabled", sizeof("disabled"), 1);
+               if (rc) {
+                       printf("Unable to update property status in PCI node, err=%s\n",
+                              fdt_strerror(rc));
+               }
+       }
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */