#include <asm/mmu.h>
#include <asm/4xx_pcie.h>
#include <asm/gpio.h>
+#include <asm/errno.h>
-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 */
DECLARE_GLOBAL_DATA_PTR;
-#define CFG_BCSR3_PCIE 0x10
+#define CONFIG_SYS_BCSR3_PCIE 0x10
#define BOARD_CANYONLANDS_PCIE 1
#define BOARD_CANYONLANDS_SATA 2
#define BOARD_GLACIER 3
+#define BOARD_ARCHES 4
+
+/*
+ * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
+ * board specific values.
+ */
+#if defined(CONFIG_ARCHES)
+u32 ddr_wrdtr(u32 default_val) {
+ return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_0_DEG | 0x823);
+}
+#else
+u32 ddr_wrdtr(u32 default_val) {
+ return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823);
+}
+
+u32 ddr_clktr(u32 default_val) {
+ return (SDRAM_CLKTR_CLKP_90_DEG_ADV);
+}
+#endif
+
+#if defined(CONFIG_ARCHES)
+/*
+ * FPGA read/write helper macros
+ */
+static inline int board_fpga_read(int offset)
+{
+ int data;
+
+ data = in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
+
+ return data;
+}
+
+static inline void board_fpga_write(int offset, int data)
+{
+ out_8((void *)(CONFIG_SYS_FPGA_BASE + offset), data);
+}
+
+/*
+ * CPLD read/write helper macros
+ */
+static inline int board_cpld_read(int offset)
+{
+ int data;
+
+ out_8((void *)(CONFIG_SYS_CPLD_ADDR), offset);
+ data = in_8((void *)(CONFIG_SYS_CPLD_DATA));
+
+ return data;
+}
+
+static inline void board_cpld_write(int offset, int data)
+{
+ out_8((void *)(CONFIG_SYS_CPLD_ADDR), offset);
+ out_8((void *)(CONFIG_SYS_CPLD_DATA), data);
+}
+#else
+static int pvr_460ex(void)
+{
+ u32 pvr = get_pvr();
+
+ if ((pvr == PVR_460EX_RA) || (pvr == PVR_460EX_SE_RA) ||
+ (pvr == PVR_460EX_RB))
+ return 1;
+
+ return 0;
+}
+#endif /* defined(CONFIG_ARCHES) */
int board_early_init_f(void)
{
+#if !defined(CONFIG_ARCHES)
u32 sdr0_cust0;
- u32 pvr = get_pvr();
+#endif
/*
* Setup the interrupt controller polarities, triggers, etc.
*/
- mtdcr(uic0sr, 0xffffffff); /* clear all */
- mtdcr(uic0er, 0x00000000); /* disable all */
- mtdcr(uic0cr, 0x00000005); /* ATI & UIC1 crit are critical */
- mtdcr(uic0pr, 0xffffffff); /* per ref-board manual */
- mtdcr(uic0tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic0vr, 0x00000000); /* 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, 0xffffffff); /* per ref-board manual */
- mtdcr(uic1tr, 0x00000000); /* per ref-board manual */
- mtdcr(uic1vr, 0x00000000); /* 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, 0x00000000); /* per ref-board manual */
- mtdcr(uic2vr, 0x00000000); /* 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, 0x00000000); /* per ref-board manual */
- mtdcr(uic3vr, 0x00000000); /* int31 highest, base=0x000 */
- mtdcr(uic3sr, 0xffffffff); /* clear all */
-
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+ mtdcr(UIC0ER, 0x00000000); /* disable all */
+ mtdcr(UIC0CR, 0x00000005); /* ATI & UIC1 crit are critical */
+ mtdcr(UIC0PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC0TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC0VR, 0x00000000); /* 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, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC1TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC1VR, 0x00000000); /* 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, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC2VR, 0x00000000); /* 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, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC3VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC3SR, 0xffffffff); /* clear all */
+
+#if !defined(CONFIG_ARCHES)
/* SDR Setting - enable NDFC */
mfsdr(SDR0_CUST0, sdr0_cust0);
sdr0_cust0 = SDR0_CUST0_MUX_NDFC_SEL |
SDR0_CUST0_NDFC_BW_8_BIT |
SDR0_CUST0_NDFC_ARE_MASK |
SDR0_CUST0_NDFC_BAC_ENCODE(3) |
- (0x80000000 >> (28 + CFG_NAND_CS));
+ (0x80000000 >> (28 + CONFIG_SYS_NAND_CS));
mtsdr(SDR0_CUST0, sdr0_cust0);
+#endif
/*
* Configure PFC (Pin Function Control) registers
/* Enable PCI host functionality in SDR0_PCI0 */
mtsdr(SDR0_PCI0, 0xe0000000);
+#if !defined(CONFIG_ARCHES)
/* Enable ethernet and take out of reset */
- out_8((void *)CFG_BCSR_BASE + 6, 0);
+ out_8((void *)CONFIG_SYS_BCSR_BASE + 6, 0);
/* Remove NOR-FLASH, NAND-FLASH & EEPROM hardware write protection */
- out_8((void *)CFG_BCSR_BASE + 5, 0);
+ out_8((void *)CONFIG_SYS_BCSR_BASE + 5, 0);
/* Enable USB host & USB-OTG */
- out_8((void *)CFG_BCSR_BASE + 7, 0);
+ out_8((void *)CONFIG_SYS_BCSR_BASE + 7, 0);
mtsdr(SDR0_SRST1, 0); /* Pull AHB out of reset default=1 */
mtdcr(AHB_TOP, 0x8000004B);
mtdcr(AHB_BOT, 0x8000004B);
- if ((pvr == PVR_460EX_RA) || (pvr == PVR_460EX_SE_RA)) {
+ if (pvr_460ex()) {
/*
* Configure USB-STP pins as alternate and not GPIO
* It seems to be neccessary to configure the STP pins as GPIO
gpio_config(16, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
gpio_config(19, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
}
+#endif
return 0;
}
+#if !defined(CONFIG_ARCHES)
static void canyonlands_sata_init(int board_type)
{
u32 reg;
SDR_WRITE(SDR0_SRST1, 0x00000000);
}
}
+#endif /* !defined(CONFIG_ARCHES) */
+
+int get_cpu_num(void)
+{
+ int cpu = NA_OR_UNKNOWN_CPU;
+
+#if defined(CONFIG_ARCHES)
+ int cpu_num;
+
+ cpu_num = board_fpga_read(0x3);
+
+ /* sanity check; assume cpu numbering starts and increments from 0 */
+ if ((cpu_num >= 0) && (cpu_num < CONFIG_BD_NUM_CPUS))
+ cpu = cpu_num;
+#endif
+
+ return cpu;
+}
+#if !defined(CONFIG_ARCHES)
int checkboard(void)
{
char *s = getenv("serial#");
- u32 pvr = get_pvr();
- if ((pvr == PVR_460GT_RA) || (pvr == PVR_460GT_SE_RA)) {
- printf("Board: Glacier - AMCC PPC460GT Evaluation Board");
- gd->board_type = BOARD_GLACIER;
- } else {
+ if (pvr_460ex()) {
printf("Board: Canyonlands - AMCC PPC460EX Evaluation Board");
- if (in_8((void *)(CFG_BCSR_BASE + 3)) & CFG_BCSR3_PCIE)
+ if (in_8((void *)(CONFIG_SYS_BCSR_BASE + 3)) & CONFIG_SYS_BCSR3_PCIE)
gd->board_type = BOARD_CANYONLANDS_PCIE;
else
gd->board_type = BOARD_CANYONLANDS_SATA;
+ } else {
+ printf("Board: Glacier - AMCC PPC460GT Evaluation Board");
+ gd->board_type = BOARD_GLACIER;
}
switch (gd->board_type) {
break;
}
- printf(", Rev. %X", in_8((void *)(CFG_BCSR_BASE + 0)));
+ printf(", Rev. %X", in_8((void *)(CONFIG_SYS_BCSR_BASE + 0)));
if (s != NULL) {
puts(", serial# ");
return (0);
}
-/*
- * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
- * board specific values.
- */
-u32 ddr_wrdtr(u32 default_val) {
- return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823);
-}
+#else /* defined(CONFIG_ARCHES) */
-u32 ddr_clktr(u32 default_val) {
- return (SDRAM_CLKTR_CLKP_90_DEG_ADV);
+int checkboard(void)
+{
+ char *s = getenv("serial#");
+
+ printf("Board: Arches - AMCC DUAL PPC460GT Reference Design\n");
+ printf(" Revision %02x.%02x ",
+ board_fpga_read(0x0), board_fpga_read(0x1));
+
+ gd->board_type = BOARD_ARCHES;
+
+ /* Only CPU0 has access to CPLD registers */
+ if (get_cpu_num() == 0) {
+ u8 cfg_sw = board_cpld_read(0x1);
+ printf("(FPGA=%02x, CPLD=%02x)\n",
+ board_fpga_read(0x2), board_cpld_read(0x0));
+ printf(" Configuration Switch %d%d%d%d\n",
+ ((cfg_sw >> 3) & 0x01),
+ ((cfg_sw >> 2) & 0x01),
+ ((cfg_sw >> 1) & 0x01),
+ ((cfg_sw >> 0) & 0x01));
+ } else
+ printf("(FPGA=%02x, CPLD=xx)\n", board_fpga_read(0x2));
+
+
+ if (s != NULL)
+ printf(" Serial# %s\n", s);
+
+ return 0;
}
+#endif /* !defined(CONFIG_ARCHES) */
#if defined(CONFIG_NAND_U_BOOT)
/*
*/
phys_size_t initdram(int board_type)
{
- return CFG_MBYTES_SDRAM << 20;
+ return CONFIG_SYS_MBYTES_SDRAM << 20;
}
#endif
-/*
- * 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
- */
- out_le32((void *)PCIX0_PIM0SA, 0); /* disable */
- out_le32((void *)PCIX0_PIM1SA, 0); /* disable */
- out_le32((void *)PCIX0_PIM2SA, 0); /* disable */
- out_le32((void *)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.
- */
- out_le32((void *)PCIX0_PIM0LAL, CFG_SDRAM_BASE);
- out_le32((void *)PCIX0_PIM0LAH, 0);
- out_le32((void *)PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1);
- out_le32((void *)PCIX0_BAR0, 0);
-
- /*
- * Program the board's subsystem id/vendor id
- */
- out_le16((void *)PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID);
- out_le16((void *)PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID);
-
- out_le16((void *)PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY);
-}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
-
#if defined(CONFIG_PCI)
-/*
- * is_pci_host
- *
- * This routine is called to determine if a pci scan should be
- * performed. With various hardware environments (especially cPCI and
- * PPMC) it's insufficient to depend on the state of the arbiter enable
- * bit in the strap register, or generic host/adapter assumptions.
- *
- * Rather than hard-code a bad assumption in the general 440 code, the
- * 440 pci code requires the board to decide at runtime.
- *
- * Return 0 for adapter mode, non-zero for host (monarch) mode.
- */
-int is_pci_host(struct pci_controller *hose)
+int board_pcie_first(void)
{
- /* Board is always configured as host. */
- return (1);
-}
-
-static struct pci_controller pcie_hose[2] = {{0},{0}};
-
-void pcie_setup_hoses(int busno)
-{
- struct pci_controller *hose;
- int i, bus;
- int ret = 0;
- char *env;
- unsigned int delay;
- int start;
-
- /*
- * assume we're called after the PCIX hose is initialized, which takes
- * bus ID 0 and therefore start numbering PCIe's from 1.
- */
- bus = busno;
-
/*
* Canyonlands with SATA enabled has only one PCIe slot
* (2nd one).
*/
if (gd->board_type == BOARD_CANYONLANDS_SATA)
- start = 1;
- else
- start = 0;
+ return 1;
- for (i = start; i <= 1; i++) {
-
- if (is_end_point(i))
- ret = ppc4xx_init_pcie_endport(i);
- else
- ret = ppc4xx_init_pcie_rootport(i);
- if (ret) {
- printf("PCIE%d: initialization as %s failed\n", i,
- is_end_point(i) ? "endpoint" : "root-complex");
- continue;
- }
-
- hose = &pcie_hose[i];
- hose->first_busno = bus;
- hose->last_busno = bus;
- hose->current_busno = 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);
-
- if (is_end_point(i)) {
- ppc4xx_setup_pcie_endpoint(hose, i);
- /*
- * Reson for no scanning is endpoint can not generate
- * upstream configuration accesses.
- */
- } else {
- ppc4xx_setup_pcie_rootpoint(hose, i);
- env = getenv ("pciscandelay");
- if (env != NULL) {
- delay = simple_strtoul(env, NULL, 10);
- if (delay > 5)
- printf("Warning, expect noticable delay before "
- "PCIe scan due to 'pciscandelay' value!\n");
- mdelay(delay * 1000);
- }
-
- /*
- * Config access can only go down stream
- */
- hose->last_busno = pci_hose_scan(hose);
- bus = hose->last_busno + 1;
- }
- }
+ return 0;
}
#endif /* CONFIG_PCI */
/* Remap the NOR FLASH to 0xcc00.0000 ... 0xcfff.ffff */
#if defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
- mtebc(pb3cr, CFG_FLASH_BASE_PHYS_L | 0xda000);
+ mtebc(PB3CR, CONFIG_SYS_FLASH_BASE_PHYS_L | 0xda000);
#else
- mtebc(pb0cr, CFG_FLASH_BASE_PHYS_L | 0xda000);
+ mtebc(PB0CR, CONFIG_SYS_FLASH_BASE_PHYS_L | 0xda000);
#endif
/* Remove TLB entry of boot EBC mapping */
- remove_tlb(CFG_BOOT_BASE_ADDR, 16 << 20);
+ remove_tlb(CONFIG_SYS_BOOT_BASE_ADDR, 16 << 20);
/* Add TLB entry for 0xfc00.0000 -> 0x4.cc00.0000 */
- program_tlb(CFG_FLASH_BASE_PHYS, CFG_FLASH_BASE, CFG_FLASH_SIZE,
+ program_tlb(CONFIG_SYS_FLASH_BASE_PHYS, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_SIZE,
TLB_WORD2_I_ENABLE);
/*
return 0;
}
+#if !defined(CONFIG_ARCHES)
int misc_init_r(void)
{
u32 sdr0_srst1 = 0;
u32 eth_cfg;
- u32 pvr = get_pvr();
u8 val;
/*
/* Set the for 2 RGMII mode */
/* GMC0 EMAC4_0, GMC0 EMAC4_1, RGMII Bridge 0 */
eth_cfg &= ~SDR0_ETH_CFG_GMC0_BRIDGE_SEL;
- if ((pvr == PVR_460EX_RA) || (pvr == PVR_460EX_SE_RA))
+ if (pvr_460ex())
eth_cfg |= SDR0_ETH_CFG_GMC1_BRIDGE_SEL;
else
eth_cfg &= ~SDR0_ETH_CFG_GMC1_BRIDGE_SEL;
* Disable square wave output: Batterie will be drained
* quickly, when this output is not disabled
*/
- val = i2c_reg_read(CFG_I2C_RTC_ADDR, 0xa);
+ val = i2c_reg_read(CONFIG_SYS_I2C_RTC_ADDR, 0xa);
val &= ~0x40;
- i2c_reg_write(CFG_I2C_RTC_ADDR, 0xa, val);
+ i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, 0xa, val);
+
+ return 0;
+}
+
+#else /* defined(CONFIG_ARCHES) */
+
+int misc_init_r(void)
+{
+ u32 eth_cfg = 0;
+ u32 eth_pll;
+ u32 reg;
+
+ /*
+ * Set EMAC mode/configuration (GMII, SGMII, RGMII...).
+ * This is board specific, so let's do it here.
+ */
+
+ /* enable SGMII mode */
+ eth_cfg |= (SDR0_ETH_CFG_SGMII0_ENABLE |
+ SDR0_ETH_CFG_SGMII1_ENABLE |
+ SDR0_ETH_CFG_SGMII2_ENABLE);
+
+ /* Set EMAC for MDIO */
+ eth_cfg |= SDR0_ETH_CFG_MDIO_SEL_EMAC0;
+
+ /* bypass the TAHOE0/TAHOE1 cores for U-Boot */
+ eth_cfg |= (SDR0_ETH_CFG_TAHOE0_BYPASS | SDR0_ETH_CFG_TAHOE1_BYPASS);
+
+ mtsdr(SDR0_ETH_CFG, eth_cfg);
+
+ /* reset all SGMII interfaces */
+ mfsdr(SDR0_SRST1, reg);
+ reg |= (SDR0_SRST1_SGMII0 | SDR0_SRST1_SGMII1 | SDR0_SRST1_SGMII2);
+ mtsdr(SDR0_SRST1, reg);
+ mtsdr(SDR0_ETH_STS, 0xFFFFFFFF);
+ mtsdr(SDR0_SRST1, 0x00000000);
+
+ do {
+ mfsdr(SDR0_ETH_PLL, eth_pll);
+ } while (!(eth_pll & SDR0_ETH_PLL_PLLLOCK));
return 0;
}
+#endif /* !defined(CONFIG_ARCHES) */
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+extern void __ft_board_setup(void *blob, bd_t *bd);
+
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] = CFG_FLASH_BASE_PHYS_L; /* we fixed up this address */
- 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));
- }
+ __ft_board_setup(blob, bd);
if (gd->board_type == BOARD_CANYONLANDS_SATA) {
/*