diff options
Diffstat (limited to 'board/amcc/bamboo/bamboo.c')
| -rw-r--r-- | board/amcc/bamboo/bamboo.c | 1896 |
1 files changed, 0 insertions, 1896 deletions
diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c deleted file mode 100644 index 9f642071cc..0000000000 --- a/board/amcc/bamboo/bamboo.c +++ /dev/null @@ -1,1896 +0,0 @@ -/* - * (C) Copyright 2005-2007 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/processor.h> -#include <asm/ppc4xx-gpio.h> -#include <spd_sdram.h> -#include <asm/ppc440.h> -#include "bamboo.h" - -DECLARE_GLOBAL_DATA_PTR; - -void ext_bus_cntlr_init(void); -void configure_ppc440ep_pins(void); -int is_nand_selected(void); - -/************************************************************************* - * - * Bamboo has one bank onboard sdram (plus DIMM) - * - * Fixed memory is composed of : - * MT46V16M16TG-75 from Micron (x 2), 256Mb, 16 M x16, DDR266, - * 13 row add bits, 10 column add bits (but 12 row used only). - * ECC device: MT46V16M8TG-75 from Micron (x 1), 128Mb, x8, DDR266, - * 12 row add bits, 10 column add bits. - * Prepare a subset (only the used ones) of SPD data - * - * Note : if the ECC is enabled (SDRAM_ECC_ENABLE) the size of - * the corresponding bank is divided by 2 due to number of Row addresses - * 12 in the ECC module - * - * Assumes: 64 MB, ECC, non-registered - * PLB @ 133 MHz - * - ************************************************************************/ -const unsigned char cfg_simulate_spd_eeprom[128] = { - 0x80, /* number of SPD bytes used: 128 */ - 0x08, /* total number bytes in SPD device = 256 */ - 0x07, /* DDR ram */ -#ifdef CONFIG_DDR_ECC - 0x0C, /* num Row Addr: 12 */ -#else - 0x0D, /* num Row Addr: 13 */ -#endif - 0x09, /* numColAddr: 9 */ - 0x01, /* numBanks: 1 */ - 0x20, /* Module data width: 32 bits */ - 0x00, /* Module data width continued: +0 */ - 0x04, /* 2.5 Volt */ - 0x75, /* SDRAM Cycle Time (cas latency 2.5) = 7.5 ns */ - 0x00, /* SDRAM Access from clock */ -#ifdef CONFIG_DDR_ECC - 0x02, /* ECC ON : 02 OFF : 00 */ -#else - 0x00, /* ECC ON : 02 OFF : 00 */ -#endif - 0x82, /* refresh Rate Type: Normal (7.8us) + Self refresh */ - 0, - 0, - 0x01, /* wcsbc = 1 */ - 0, - 0, - 0x0C, /* casBit (2,2.5) */ - 0, - 0, - 0x00, /* not registered: 0 registered : 0x02*/ - 0, - 0xA0, /* SDRAM Cycle Time (cas latency 2) = 10 ns */ - 0, - 0x00, /* SDRAM Cycle Time (cas latency 1.5) = N.A */ - 0, - 0x50, /* tRpNs = 20 ns */ - 0, - 0x50, /* tRcdNs = 20 ns */ - 45, /* tRasNs */ -#ifdef CONFIG_DDR_ECC - 0x08, /* bankSizeID: 32MB */ -#else - 0x10, /* bankSizeID: 64MB */ -#endif - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0 -}; - -#if 0 -{ /* GPIO Alternate1 Alternate2 Alternate3 */ - { - /* GPIO Core 0 */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_0 -> EBC_ADDR(7) DMA_REQ(2) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_1 -> EBC_ADDR(6) DMA_ACK(2) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_2 -> EBC_ADDR(5) DMA_EOT/TC(2) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_3 -> EBC_ADDR(4) DMA_REQ(3) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_4 -> EBC_ADDR(3) DMA_ACK(3) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_5 ................. */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_6 -> EBC_CS_N(1) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_7 -> EBC_CS_N(2) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_8 -> EBC_CS_N(3) */ - { GPIO0_BASE, GPIO_DIS, GPIO_ALT1 }, /* GPIO0_9 -> EBC_CS_N(4) */ - { GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO0_10 -> EBC_CS_N(5) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_11 -> EBC_BUS_ERR */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_12 -> ZII_p0Rxd(0) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_13 -> ZII_p0Rxd(1) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_14 -> ZII_p0Rxd(2) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_15 -> ZII_p0Rxd(3) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_16 -> ZII_p0Txd(0) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_17 -> ZII_p0Txd(1) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_18 -> ZII_p0Txd(2) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_19 -> ZII_p0Txd(3) */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_20 -> ZII_p0Rx_er */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_21 -> ZII_p0Rx_dv */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_22 -> ZII_p0RxCrs */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_23 -> ZII_p0Tx_er */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_24 -> ZII_p0Tx_en */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_25 -> ZII_p0Col */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_26 -> USB2D_RXVALID */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_27 -> EXT_EBC_REQ USB2D_RXERROR */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_28 -> USB2D_TXVALID */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_29 -> EBC_EXT_HDLA USB2D_PAD_SUSPNDM */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_30 -> EBC_EXT_ACK USB2D_XCVRSELECT */ - { GPIO0_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO0_31 -> EBC_EXR_BUSREQ USB2D_TERMSELECT */ - }, - { - /* GPIO Core 1 */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_0 -> USB2D_OPMODE0 */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_1 -> USB2D_OPMODE1 */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_2 -> UART0_DCD_N UART1_DSR_CTS_N UART2_SOUT */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_3 -> UART0_8PIN_DSR_N UART1_RTS_DTR_N UART2_SIN */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_4 -> UART0_8PIN_CTS_N UART3_SIN */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_5 -> UART0_RTS_N */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_6 -> UART0_DTR_N UART1_SOUT */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_7 -> UART0_RI_N UART1_SIN */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_8 -> UIC_IRQ(0) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_9 -> UIC_IRQ(1) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_10 -> UIC_IRQ(2) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_11 -> UIC_IRQ(3) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_12 -> UIC_IRQ(4) DMA_ACK(1) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_13 -> UIC_IRQ(6) DMA_EOT/TC(1) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_14 -> UIC_IRQ(7) DMA_REQ(0) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_15 -> UIC_IRQ(8) DMA_ACK(0) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_16 -> UIC_IRQ(9) DMA_EOT/TC(0) */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_17 -> - */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_18 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_19 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_20 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_21 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_22 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_23 -> \ Can be unselected thru TraceSelect Bit */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_24 -> / in PowerPC440EP Chip */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_25 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_26 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_27 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_28 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_29 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_30 -> | */ - { GPIO1_BASE, GPIO_DIS, GPIO_SEL }, /* GPIO1_31 -> - */ - } -}; -#endif - -/*----------------------------------------------------------------------------+ - | EBC Devices Characteristics - | Peripheral Bank Access Parameters - EBC0_BnAP - | Peripheral Bank Configuration Register - EBC0_BnCR - +----------------------------------------------------------------------------*/ -/* Small Flash */ -#define EBC0_BNAP_SMALL_FLASH \ - EBC0_BNAP_BME_DISABLED | \ - EBC0_BNAP_TWT_ENCODE(6) | \ - EBC0_BNAP_CSN_ENCODE(0) | \ - EBC0_BNAP_OEN_ENCODE(1) | \ - EBC0_BNAP_WBN_ENCODE(1) | \ - EBC0_BNAP_WBF_ENCODE(3) | \ - EBC0_BNAP_TH_ENCODE(1) | \ - EBC0_BNAP_RE_ENABLED | \ - EBC0_BNAP_SOR_DELAYED | \ - EBC0_BNAP_BEM_WRITEONLY | \ - EBC0_BNAP_PEN_DISABLED - -#define EBC0_BNCR_SMALL_FLASH_CS0 \ - EBC0_BNCR_BAS_ENCODE(0xFFF00000) | \ - EBC0_BNCR_BS_1MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_8BIT - -#define EBC0_BNCR_SMALL_FLASH_CS4 \ - EBC0_BNCR_BAS_ENCODE(0x87F00000) | \ - EBC0_BNCR_BS_1MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_8BIT - -/* Large Flash or SRAM */ -#define EBC0_BNAP_LARGE_FLASH_OR_SRAM \ - EBC0_BNAP_BME_DISABLED | \ - EBC0_BNAP_TWT_ENCODE(8) | \ - EBC0_BNAP_CSN_ENCODE(0) | \ - EBC0_BNAP_OEN_ENCODE(1) | \ - EBC0_BNAP_WBN_ENCODE(1) | \ - EBC0_BNAP_WBF_ENCODE(1) | \ - EBC0_BNAP_TH_ENCODE(2) | \ - EBC0_BNAP_SOR_DELAYED | \ - EBC0_BNAP_BEM_RW | \ - EBC0_BNAP_PEN_DISABLED - -#define EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS0 \ - EBC0_BNCR_BAS_ENCODE(0xFF800000) | \ - EBC0_BNCR_BS_8MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_16BIT - - -#define EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4 \ - EBC0_BNCR_BAS_ENCODE(0x87800000) | \ - EBC0_BNCR_BS_8MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_16BIT - -/* NVRAM - FPGA */ -#define EBC0_BNAP_NVRAM_FPGA \ - EBC0_BNAP_BME_DISABLED | \ - EBC0_BNAP_TWT_ENCODE(9) | \ - EBC0_BNAP_CSN_ENCODE(0) | \ - EBC0_BNAP_OEN_ENCODE(1) | \ - EBC0_BNAP_WBN_ENCODE(1) | \ - EBC0_BNAP_WBF_ENCODE(0) | \ - EBC0_BNAP_TH_ENCODE(2) | \ - EBC0_BNAP_RE_ENABLED | \ - EBC0_BNAP_SOR_DELAYED | \ - EBC0_BNAP_BEM_WRITEONLY | \ - EBC0_BNAP_PEN_DISABLED - -#define EBC0_BNCR_NVRAM_FPGA_CS5 \ - EBC0_BNCR_BAS_ENCODE(0x80000000) | \ - EBC0_BNCR_BS_1MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_8BIT - -/* Nand Flash */ -#define EBC0_BNAP_NAND_FLASH \ - EBC0_BNAP_BME_DISABLED | \ - EBC0_BNAP_TWT_ENCODE(3) | \ - EBC0_BNAP_CSN_ENCODE(0) | \ - EBC0_BNAP_OEN_ENCODE(0) | \ - EBC0_BNAP_WBN_ENCODE(0) | \ - EBC0_BNAP_WBF_ENCODE(0) | \ - EBC0_BNAP_TH_ENCODE(1) | \ - EBC0_BNAP_RE_ENABLED | \ - EBC0_BNAP_SOR_NOT_DELAYED | \ - EBC0_BNAP_BEM_RW | \ - EBC0_BNAP_PEN_DISABLED - - -#define EBC0_BNCR_NAND_FLASH_CS0 0xB8400000 - -/* NAND0 */ -#define EBC0_BNCR_NAND_FLASH_CS1 \ - EBC0_BNCR_BAS_ENCODE(0x90000000) | \ - EBC0_BNCR_BS_1MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_32BIT -/* NAND1 - Bank2 */ -#define EBC0_BNCR_NAND_FLASH_CS2 \ - EBC0_BNCR_BAS_ENCODE(0x94000000) | \ - EBC0_BNCR_BS_1MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_32BIT - -/* NAND1 - Bank3 */ -#define EBC0_BNCR_NAND_FLASH_CS3 \ - EBC0_BNCR_BAS_ENCODE(0x94000000) | \ - EBC0_BNCR_BS_1MB | \ - EBC0_BNCR_BU_RW | \ - EBC0_BNCR_BW_32BIT - -int board_early_init_f(void) -{ - ext_bus_cntlr_init(); - - /*-------------------------------------------------------------------- - * Setup the interrupt controller polarities, triggers, etc. - *-------------------------------------------------------------------*/ - mtdcr(UIC0SR, 0xffffffff); /* clear all */ - mtdcr(UIC0ER, 0x00000000); /* disable all */ - mtdcr(UIC0CR, 0x00000009); /* ATI & UIC1 crit are critical */ - mtdcr(UIC0PR, 0xfffffe13); /* per ref-board manual */ - mtdcr(UIC0TR, 0x01c00008); /* per ref-board manual */ - mtdcr(UIC0VR, 0x00000001); /* 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, 0xffffe0ff); /* per ref-board manual */ - mtdcr(UIC1TR, 0x00ffc000); /* per ref-board manual */ - mtdcr(UIC1VR, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr(UIC1SR, 0xffffffff); /* clear all */ - - /*-------------------------------------------------------------------- - * Setup the GPIO pins - *-------------------------------------------------------------------*/ - out32(GPIO0_OSRL, 0x00000400); - out32(GPIO0_OSRH, 0x00000000); - out32(GPIO0_TSRL, 0x00000400); - out32(GPIO0_TSRH, 0x00000000); - out32(GPIO0_ISR1L, 0x00000000); - out32(GPIO0_ISR1H, 0x00000000); - out32(GPIO0_ISR2L, 0x00000000); - out32(GPIO0_ISR2H, 0x00000000); - out32(GPIO0_ISR3L, 0x00000000); - out32(GPIO0_ISR3H, 0x00000000); - - out32(GPIO1_OSRL, 0x0C380000); - out32(GPIO1_OSRH, 0x00000000); - out32(GPIO1_TSRL, 0x0C380000); - out32(GPIO1_TSRH, 0x00000000); - out32(GPIO1_ISR1L, 0x0FC30000); - out32(GPIO1_ISR1H, 0x00000000); - out32(GPIO1_ISR2L, 0x0C010000); - out32(GPIO1_ISR2H, 0x00000000); - out32(GPIO1_ISR3L, 0x01400000); - out32(GPIO1_ISR3H, 0x00000000); - - configure_ppc440ep_pins(); - - return 0; -} - -int checkboard(void) -{ - char buf[64]; - int i = getenv_f("serial#", buf, sizeof(buf)); - - printf("Board: Bamboo - AMCC PPC440EP Evaluation Board"); - if (i > 0) { - puts(", serial# "); - puts(buf); - } - putc('\n'); - - return (0); -} - - -int dram_init(void) -{ - gd->ram_size = spd_sdram(); - - return 0; -} - -/*----------------------------------------------------------------------------+ - | is_powerpc440ep_pass1. - +----------------------------------------------------------------------------*/ -int is_powerpc440ep_pass1(void) -{ - unsigned long pvr; - - pvr = get_pvr(); - - if (pvr == PVR_POWERPC_440EP_PASS1) - return true; - else if (pvr == PVR_POWERPC_440EP_PASS2) - return false; - else { - printf("brdutil error 3\n"); - for (;;) - ; - } - - return false; -} - -/*----------------------------------------------------------------------------+ - | is_nand_selected. - +----------------------------------------------------------------------------*/ -int is_nand_selected(void) -{ -#ifdef CONFIG_BAMBOO_NAND - return true; -#else - return false; -#endif -} - -/*----------------------------------------------------------------------------+ - | config_on_ebc_cs4_is_small_flash => from EPLD - +----------------------------------------------------------------------------*/ -unsigned char config_on_ebc_cs4_is_small_flash(void) -{ - /* Not implemented yet => returns constant value */ - return true; -} - -/*----------------------------------------------------------------------------+ - | Ext_bus_cntlr_init. - | Initialize the external bus controller - +----------------------------------------------------------------------------*/ -void ext_bus_cntlr_init(void) -{ - unsigned long sdr0_pstrp0, sdr0_sdstp1; - unsigned long bootstrap_settings, boot_selection, ebc_boot_size; - int computed_boot_device = BOOT_DEVICE_UNKNOWN; - unsigned long ebc0_cs0_bnap_value = 0, ebc0_cs0_bncr_value = 0; - unsigned long ebc0_cs1_bnap_value = 0, ebc0_cs1_bncr_value = 0; - unsigned long ebc0_cs2_bnap_value = 0, ebc0_cs2_bncr_value = 0; - unsigned long ebc0_cs3_bnap_value = 0, ebc0_cs3_bncr_value = 0; - unsigned long ebc0_cs4_bnap_value = 0, ebc0_cs4_bncr_value = 0; - - - /*-------------------------------------------------------------------------+ - | - | PART 1 : Initialize EBC Bank 5 - | ============================== - | Bank5 is always associated to the NVRAM/EPLD. - | It has to be initialized prior to other banks settings computation since - | some board registers values may be needed - | - +-------------------------------------------------------------------------*/ - /* NVRAM - FPGA */ - mtebc(PB5AP, EBC0_BNAP_NVRAM_FPGA); - mtebc(PB5CR, EBC0_BNCR_NVRAM_FPGA_CS5); - - /*-------------------------------------------------------------------------+ - | - | PART 2 : Determine which boot device was selected - | ========================================= - | - | Read Pin Strap Register in PPC440EP - | In case of boot from IIC, read Serial Device Strap Register1 - | - | Result can either be : - | - Boot from EBC 8bits => SMALL FLASH - | - Boot from EBC 16bits => Large Flash or SRAM - | - Boot from NAND Flash - | - Boot from PCI - | - +-------------------------------------------------------------------------*/ - /* Read Pin Strap Register in PPC440EP */ - mfsdr(SDR0_PINSTP, sdr0_pstrp0); - bootstrap_settings = sdr0_pstrp0 & SDR0_PSTRP0_BOOTSTRAP_MASK; - - /*-------------------------------------------------------------------------+ - | PPC440EP Pass1 - +-------------------------------------------------------------------------*/ - if (is_powerpc440ep_pass1() == true) { - switch(bootstrap_settings) { - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS0: - /* Default Strap Settings 0 : CPU 400 - PLB 133 - Boot EBC 8 bit 33MHz */ - /* Boot from Small Flash */ - computed_boot_device = BOOT_FROM_SMALL_FLASH; - break; - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS1: - /* Default Strap Settings 1 : CPU 533 - PLB 133 - Boot PCI 66MHz */ - /* Boot from PCI */ - computed_boot_device = BOOT_FROM_PCI; - break; - - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS2: - /* Default Strap Settings 2 : CPU 500 - PLB 100 - Boot NDFC16 66MHz */ - /* Boot from Nand Flash */ - computed_boot_device = BOOT_FROM_NAND_FLASH0; - break; - - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS3: - /* Default Strap Settings 3 : CPU 333 - PLB 133 - Boot EBC 8 bit 66MHz */ - /* Boot from Small Flash */ - computed_boot_device = BOOT_FROM_SMALL_FLASH; - break; - - case SDR0_PSTRP0_BOOTSTRAP_IIC_A8_EN: - case SDR0_PSTRP0_BOOTSTRAP_IIC_A4_EN: - /* Boot Settings in IIC EEprom address 0xA8 or 0xA4 */ - /* Read Serial Device Strap Register1 in PPC440EP */ - mfsdr(SDR0_SDSTP1, sdr0_sdstp1); - boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_BOOT_SEL_MASK; - ebc_boot_size = sdr0_sdstp1 & SDR0_SDSTP1_EBC_ROM_BS_MASK; - - switch(boot_selection) { - case SDR0_SDSTP1_BOOT_SEL_EBC: - switch(ebc_boot_size) { - case SDR0_SDSTP1_EBC_ROM_BS_16BIT: - computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; - break; - case SDR0_SDSTP1_EBC_ROM_BS_8BIT: - computed_boot_device = BOOT_FROM_SMALL_FLASH; - break; - } - break; - - case SDR0_SDSTP1_BOOT_SEL_PCI: - computed_boot_device = BOOT_FROM_PCI; - break; - - case SDR0_SDSTP1_BOOT_SEL_NDFC: - computed_boot_device = BOOT_FROM_NAND_FLASH0; - break; - } - break; - } - } - - /*-------------------------------------------------------------------------+ - | PPC440EP Pass2 - +-------------------------------------------------------------------------*/ - else { - switch(bootstrap_settings) { - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS0: - /* Default Strap Settings 0 : CPU 400 - PLB 133 - Boot EBC 8 bit 33MHz */ - /* Boot from Small Flash */ - computed_boot_device = BOOT_FROM_SMALL_FLASH; - break; - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS1: - /* Default Strap Settings 1 : CPU 333 - PLB 133 - Boot PCI 66MHz */ - /* Boot from PCI */ - computed_boot_device = BOOT_FROM_PCI; - break; - - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS2: - /* Default Strap Settings 2 : CPU 400 - PLB 100 - Boot NDFC16 33MHz */ - /* Boot from Nand Flash */ - computed_boot_device = BOOT_FROM_NAND_FLASH0; - break; - - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS3: - /* Default Strap Settings 3 : CPU 400 - PLB 100 - Boot EBC 16 bit 33MHz */ - /* Boot from Large Flash or SRAM */ - computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; - break; - - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS4: - /* Default Strap Settings 4 : CPU 333 - PLB 133 - Boot EBC 16 bit 66MHz */ - /* Boot from Large Flash or SRAM */ - computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; - break; - - case SDR0_PSTRP0_BOOTSTRAP_SETTINGS6: - /* Default Strap Settings 6 : CPU 400 - PLB 100 - Boot PCI 33MHz */ - /* Boot from PCI */ - computed_boot_device = BOOT_FROM_PCI; - break; - - case SDR0_PSTRP0_BOOTSTRAP_IIC_A8_EN: - case SDR0_PSTRP0_BOOTSTRAP_IIC_A4_EN: - /* Default Strap Settings 5-7 */ - /* Boot Settings in IIC EEprom address 0xA8 or 0xA4 */ - /* Read Serial Device Strap Register1 in PPC440EP */ - mfsdr(SDR0_SDSTP1, sdr0_sdstp1); - boot_selection = sdr0_sdstp1 & SDR0_SDSTP1_BOOT_SEL_MASK; - ebc_boot_size = sdr0_sdstp1 & SDR0_SDSTP1_EBC_ROM_BS_MASK; - - switch(boot_selection) { - case SDR0_SDSTP1_BOOT_SEL_EBC: - switch(ebc_boot_size) { - case SDR0_SDSTP1_EBC_ROM_BS_16BIT: - computed_boot_device = BOOT_FROM_LARGE_FLASH_OR_SRAM; - break; - case SDR0_SDSTP1_EBC_ROM_BS_8BIT: - computed_boot_device = BOOT_FROM_SMALL_FLASH; - break; - } - break; - - case SDR0_SDSTP1_BOOT_SEL_PCI: - computed_boot_device = BOOT_FROM_PCI; - break; - - case SDR0_SDSTP1_BOOT_SEL_NDFC: - computed_boot_device = BOOT_FROM_NAND_FLASH0; - break; - } - break; - } - } - - /*-------------------------------------------------------------------------+ - | - | PART 3 : Compute EBC settings depending on selected boot device - | ====== ====================================================== - | - | Resulting EBC init will be among following configurations : - | - | - Boot from EBC 8bits => boot from SMALL FLASH selected - | EBC-CS0 = Small Flash - | EBC-CS1,2,3 = NAND Flash or - | Exp.Slot depending on Soft Config - | EBC-CS4 = SRAM/Large Flash or - | Large Flash/SRAM depending on jumpers - | EBC-CS5 = NVRAM / EPLD - | - | - Boot from EBC 16bits => boot from Large Flash or SRAM selected - | EBC-CS0 = SRAM/Large Flash or - | Large Flash/SRAM depending on jumpers - | EBC-CS1,2,3 = NAND Flash or - | Exp.Slot depending on Software Configuration - | EBC-CS4 = Small Flash - | EBC-CS5 = NVRAM / EPLD - | - | - Boot from NAND Flash - | EBC-CS0 = NAND Flash0 - | EBC-CS1,2,3 = NAND Flash1 - | EBC-CS4 = SRAM/Large Flash or - | Large Flash/SRAM depending on jumpers - | EBC-CS5 = NVRAM / EPLD - | - | - Boot from PCI - | EBC-CS0 = ... - | EBC-CS1,2,3 = NAND Flash or - | Exp.Slot depending on Software Configuration - | EBC-CS4 = SRAM/Large Flash or - | Large Flash/SRAM or - | Small Flash depending on jumpers - | EBC-CS5 = NVRAM / EPLD - | - +-------------------------------------------------------------------------*/ - - switch(computed_boot_device) { - /*------------------------------------------------------------------------- */ - case BOOT_FROM_SMALL_FLASH: - /*------------------------------------------------------------------------- */ - ebc0_cs0_bnap_value = EBC0_BNAP_SMALL_FLASH; - ebc0_cs0_bncr_value = EBC0_BNCR_SMALL_FLASH_CS0; - if ((is_nand_selected()) == true) { - /* NAND Flash */ - ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; - ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; - ebc0_cs2_bnap_value = EBC0_BNAP_NAND_FLASH; - ebc0_cs2_bncr_value = EBC0_BNCR_NAND_FLASH_CS2; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - } else { - /* Expansion Slot */ - ebc0_cs1_bnap_value = 0; - ebc0_cs1_bncr_value = 0; - ebc0_cs2_bnap_value = 0; - ebc0_cs2_bncr_value = 0; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - } - ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; - ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4; - - break; - - /*------------------------------------------------------------------------- */ - case BOOT_FROM_LARGE_FLASH_OR_SRAM: - /*------------------------------------------------------------------------- */ - ebc0_cs0_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; - ebc0_cs0_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS0; - if ((is_nand_selected()) == true) { - /* NAND Flash */ - ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; - ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; - ebc0_cs2_bnap_value = 0; - ebc0_cs2_bncr_value = 0; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - } else { - /* Expansion Slot */ - ebc0_cs1_bnap_value = 0; - ebc0_cs1_bncr_value = 0; - ebc0_cs2_bnap_value = 0; - ebc0_cs2_bncr_value = 0; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - } - ebc0_cs4_bnap_value = EBC0_BNAP_SMALL_FLASH; - ebc0_cs4_bncr_value = EBC0_BNCR_SMALL_FLASH_CS4; - - break; - - /*------------------------------------------------------------------------- */ - case BOOT_FROM_NAND_FLASH0: - /*------------------------------------------------------------------------- */ - ebc0_cs0_bnap_value = EBC0_BNAP_NAND_FLASH; - ebc0_cs0_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; - - ebc0_cs1_bnap_value = 0; - ebc0_cs1_bncr_value = 0; - ebc0_cs2_bnap_value = 0; - ebc0_cs2_bncr_value = 0; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - - /* Large Flash or SRAM */ - ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; - ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4; - - break; - - /*------------------------------------------------------------------------- */ - case BOOT_FROM_PCI: - /*------------------------------------------------------------------------- */ - ebc0_cs0_bnap_value = 0; - ebc0_cs0_bncr_value = 0; - - if ((is_nand_selected()) == true) { - /* NAND Flash */ - ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; - ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; - ebc0_cs2_bnap_value = 0; - ebc0_cs2_bncr_value = 0; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - } else { - /* Expansion Slot */ - ebc0_cs1_bnap_value = 0; - ebc0_cs1_bncr_value = 0; - ebc0_cs2_bnap_value = 0; - ebc0_cs2_bncr_value = 0; - ebc0_cs3_bnap_value = 0; - ebc0_cs3_bncr_value = 0; - } - - if ((config_on_ebc_cs4_is_small_flash()) == true) { - /* Small Flash */ - ebc0_cs4_bnap_value = EBC0_BNAP_SMALL_FLASH; - ebc0_cs4_bncr_value = EBC0_BNCR_SMALL_FLASH_CS4; - } else { - /* Large Flash or SRAM */ - ebc0_cs4_bnap_value = EBC0_BNAP_LARGE_FLASH_OR_SRAM; - ebc0_cs4_bncr_value = EBC0_BNCR_LARGE_FLASH_OR_SRAM_CS4; - } - - break; - - /*------------------------------------------------------------------------- */ - case BOOT_DEVICE_UNKNOWN: - /*------------------------------------------------------------------------- */ - /* Error */ - break; - - } - - - /*-------------------------------------------------------------------------+ - | Initialize EBC CONFIG - +-------------------------------------------------------------------------*/ - mtdcr(EBC0_CFGADDR, EBC0_CFG); - mtdcr(EBC0_CFGDATA, EBC0_CFG_EBTC_DRIVEN | - EBC0_CFG_PTD_ENABLED | - EBC0_CFG_RTC_2048PERCLK | - EBC0_CFG_EMPL_LOW | - EBC0_CFG_EMPH_LOW | - EBC0_CFG_CSTC_DRIVEN | - EBC0_CFG_BPF_ONEDW | - EBC0_CFG_EMS_8BIT | - EBC0_CFG_PME_DISABLED | - EBC0_CFG_PMT_ENCODE(0) ); - - /*-------------------------------------------------------------------------+ - | Initialize EBC Bank 0-4 - +-------------------------------------------------------------------------*/ - /* EBC Bank0 */ - mtebc(PB0AP, ebc0_cs0_bnap_value); - mtebc(PB0CR, ebc0_cs0_bncr_value); - /* EBC Bank1 */ - mtebc(PB1AP, ebc0_cs1_bnap_value); - mtebc(PB1CR, ebc0_cs1_bncr_value); - /* EBC Bank2 */ - mtebc(PB2AP, ebc0_cs2_bnap_value); - mtebc(PB2CR, ebc0_cs2_bncr_value); - /* EBC Bank3 */ - mtebc(PB3AP, ebc0_cs3_bnap_value); - mtebc(PB3CR, ebc0_cs3_bncr_value); - /* EBC Bank4 */ - mtebc(PB4AP, ebc0_cs4_bnap_value); - mtebc(PB4CR, ebc0_cs4_bncr_value); - - return; -} - - -/*----------------------------------------------------------------------------+ - | get_uart_configuration. - +----------------------------------------------------------------------------*/ -uart_config_nb_t get_uart_configuration(void) -{ - return (L4); -} - -/*----------------------------------------------------------------------------+ - | set_phy_configuration_through_fpga => to EPLD - +----------------------------------------------------------------------------*/ -void set_phy_configuration_through_fpga(zmii_config_t config) -{ - - unsigned long fpga_selection_reg; - - fpga_selection_reg = in8(FPGA_SELECTION_1_REG) & ~FPGA_SEL_1_REG_PHY_MASK; - - switch(config) - { - case ZMII_CONFIGURATION_IS_MII: - fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_MII; - break; - case ZMII_CONFIGURATION_IS_RMII: - fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_RMII; - break; - case ZMII_CONFIGURATION_IS_SMII: - fpga_selection_reg = fpga_selection_reg | FPGA_SEL_1_REG_SMII; - break; - case ZMII_CONFIGURATION_UNKNOWN: - default: - break; - } - out8(FPGA_SELECTION_1_REG,fpga_selection_reg); - -} - -/*----------------------------------------------------------------------------+ - | scp_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void scp_selection_in_fpga(void) -{ - unsigned long fpga_selection_2_reg; - - fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_IIC1_SCP_SEL_MASK; - fpga_selection_2_reg |= FPGA_SEL2_REG_SEL_SCP; - out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); -} - -/*----------------------------------------------------------------------------+ - | iic1_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void iic1_selection_in_fpga(void) -{ - unsigned long fpga_selection_2_reg; - - fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_IIC1_SCP_SEL_MASK; - fpga_selection_2_reg |= FPGA_SEL2_REG_SEL_IIC1; - out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); -} - -/*----------------------------------------------------------------------------+ - | dma_a_b_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void dma_a_b_selection_in_fpga(void) -{ - unsigned long fpga_selection_2_reg; - - fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) | FPGA_SEL2_REG_SEL_DMA_A_B; - out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); -} - -/*----------------------------------------------------------------------------+ - | dma_a_b_unselect_in_fpga. - +----------------------------------------------------------------------------*/ -void dma_a_b_unselect_in_fpga(void) -{ - unsigned long fpga_selection_2_reg; - - fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_SEL_DMA_A_B; - out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); -} - -/*----------------------------------------------------------------------------+ - | dma_c_d_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void dma_c_d_selection_in_fpga(void) -{ - unsigned long fpga_selection_2_reg; - - fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) | FPGA_SEL2_REG_SEL_DMA_C_D; - out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); -} - -/*----------------------------------------------------------------------------+ - | dma_c_d_unselect_in_fpga. - +----------------------------------------------------------------------------*/ -void dma_c_d_unselect_in_fpga(void) -{ - unsigned long fpga_selection_2_reg; - - fpga_selection_2_reg = in8(FPGA_SELECTION_2_REG) & ~FPGA_SEL2_REG_SEL_DMA_C_D; - out8(FPGA_SELECTION_2_REG,fpga_selection_2_reg); -} - -/*----------------------------------------------------------------------------+ - | usb2_device_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void usb2_device_selection_in_fpga(void) -{ - unsigned long fpga_selection_1_reg; - - fpga_selection_1_reg = in8(FPGA_SELECTION_1_REG) | FPGA_SEL_1_REG_USB2_DEV_SEL; - out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg); -} - -/*----------------------------------------------------------------------------+ - | usb2_device_reset_through_fpga. - +----------------------------------------------------------------------------*/ -void usb2_device_reset_through_fpga(void) -{ - /* Perform soft Reset pulse */ - unsigned long fpga_reset_reg; - int i; - - fpga_reset_reg = in8(FPGA_RESET_REG); - out8(FPGA_RESET_REG,fpga_reset_reg | FPGA_RESET_REG_RESET_USB20_DEV); - for (i=0; i<500; i++) - udelay(1000); - out8(FPGA_RESET_REG,fpga_reset_reg); -} - -/*----------------------------------------------------------------------------+ - | usb2_host_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void usb2_host_selection_in_fpga(void) -{ - unsigned long fpga_selection_1_reg; - - fpga_selection_1_reg = in8(FPGA_SELECTION_1_REG) | FPGA_SEL_1_REG_USB2_HOST_SEL; - out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg); -} - -/*----------------------------------------------------------------------------+ - | ndfc_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void ndfc_selection_in_fpga(void) -{ - unsigned long fpga_selection_1_reg; - - fpga_selection_1_reg = in8(FPGA_SELECTION_1_REG) &~FPGA_SEL_1_REG_NF_SELEC_MASK; - fpga_selection_1_reg |= FPGA_SEL_1_REG_NF0_SEL_BY_NFCS1; - fpga_selection_1_reg |= FPGA_SEL_1_REG_NF1_SEL_BY_NFCS2; - out8(FPGA_SELECTION_1_REG,fpga_selection_1_reg); -} - -/*----------------------------------------------------------------------------+ - | uart_selection_in_fpga. - +----------------------------------------------------------------------------*/ -void uart_selection_in_fpga(uart_config_nb_t uart_config) -{ - /* FPGA register */ - unsigned char fpga_selection_3_reg; - - /* Read FPGA Reagister */ - fpga_selection_3_reg = in8(FPGA_SELECTION_3_REG); - - switch (uart_config) - { - case L1: - /* ----------------------------------------------------------------------- */ - /* L1 configuration: UART0 = 8 pins */ - /* ----------------------------------------------------------------------- */ - /* Configure FPGA */ - fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; - fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG1; - out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); - - break; - - case L2: - /* ----------------------------------------------------------------------- */ - /* L2 configuration: UART0 = 4 pins */ - /* UART1 = 4 pins */ - /* ----------------------------------------------------------------------- */ - /* Configure FPGA */ - fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; - fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG2; - out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); - - break; - - case L3: - /* ----------------------------------------------------------------------- */ - /* L3 configuration: UART0 = 4 pins */ - /* UART1 = 2 pins */ - /* UART2 = 2 pins */ - /* ----------------------------------------------------------------------- */ - /* Configure FPGA */ - fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; - fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG3; - out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); - break; - - case L4: - /* Configure FPGA */ - fpga_selection_3_reg = fpga_selection_3_reg & ~FPGA_SEL3_REG_SEL_UART_CONFIG_MASK; - fpga_selection_3_reg = fpga_selection_3_reg | FPGA_SEL3_REG_SEL_UART_CONFIG4; - out8(FPGA_SELECTION_3_REG, fpga_selection_3_reg); - - break; - - default: - /* Unsupported UART configuration number */ - for (;;) - ; - break; - - } -} - - -/*----------------------------------------------------------------------------+ - | init_default_gpio - +----------------------------------------------------------------------------*/ -void init_default_gpio(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - int i; - - /* Init GPIO0 */ - for(i=0; i<GPIO_MAX; i++) - { - gpio_tab[GPIO0][i].add = GPIO0_BASE; - gpio_tab[GPIO0][i].in_out = GPIO_DIS; - gpio_tab[GPIO0][i].alt_nb = GPIO_SEL; - } - - /* Init GPIO1 */ - for(i=0; i<GPIO_MAX; i++) - { - gpio_tab[GPIO1][i].add = GPIO1_BASE; - gpio_tab[GPIO1][i].in_out = GPIO_DIS; - gpio_tab[GPIO1][i].alt_nb = GPIO_SEL; - } - - /* EBC_CS_N(5) - GPIO0_10 */ - gpio_tab[GPIO0][10].in_out = GPIO_OUT; - gpio_tab[GPIO0][10].alt_nb = GPIO_ALT1; - - /* EBC_CS_N(4) - GPIO0_9 */ - gpio_tab[GPIO0][9].in_out = GPIO_OUT; - gpio_tab[GPIO0][9].alt_nb = GPIO_ALT1; -} - -/*----------------------------------------------------------------------------+ - | update_uart_ios - +------------------------------------------------------------------------------ - | - | Set UART Configuration in PowerPC440EP - | - | +---------------------------------------------------------------------+ - | | Configuartion | Connector | Nb of pins | Pins | Associated | - | | Number | Port Name | available | naming | CORE | - | +-----------------+---------------+------------+--------+-------------+ - | | L1 | Port_A | 8 | UART | UART core 0 | - | +-----------------+---------------+------------+--------+-------------+ - | | L2 | Port_A | 4 | UART1 | UART core 0 | - | | (L2D) | Port_B | 4 | UART2 | UART core 1 | - | +-----------------+---------------+------------+--------+-------------+ - | | L3 | Port_A | 4 | UART1 | UART core 0 | - | | (L3D) | Port_B | 2 | UART2 | UART core 1 | - | | | Port_C | 2 | UART3 | UART core 2 | - | +-----------------+---------------+------------+--------+-------------+ - | | | Port_A | 2 | UART1 | UART core 0 | - | | L4 | Port_B | 2 | UART2 | UART core 1 | - | | (L4D) | Port_C | 2 | UART3 | UART core 2 | - | | | Port_D | 2 | UART4 | UART core 3 | - | +-----------------+---------------+------------+--------+-------------+ - | - | Involved GPIOs - | - | +------------------------------------------------------------------------------+ - | | GPIO | Aternate 1 | I/O | Alternate 2 | I/O | Alternate 3 | I/O | - | +---------+------------------+-----+-----------------+-----+-------------+-----+ - | | GPIO1_2 | UART0_DCD_N | I | UART1_DSR_CTS_N | I | UART2_SOUT | O | - | | GPIO1_3 | UART0_8PIN_DSR_N | I | UART1_RTS_DTR_N | O | UART2_SIN | I | - | | GPIO1_4 | UART0_8PIN_CTS_N | I | NA | NA | UART3_SIN | I | - | | GPIO1_5 | UART0_RTS_N | O | NA | NA | UART3_SOUT | O | - | | GPIO1_6 | UART0_DTR_N | O | UART1_SOUT | O | NA | NA | - | | GPIO1_7 | UART0_RI_N | I | UART1_SIN | I | NA | NA | - | +------------------------------------------------------------------------------+ - | - | - +----------------------------------------------------------------------------*/ - -void update_uart_ios(uart_config_nb_t uart_config, gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - switch (uart_config) - { - case L1: - /* ----------------------------------------------------------------------- */ - /* L1 configuration: UART0 = 8 pins */ - /* ----------------------------------------------------------------------- */ - /* Update GPIO Configuration Table */ - gpio_tab[GPIO1][2].in_out = GPIO_IN; - gpio_tab[GPIO1][2].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][3].in_out = GPIO_IN; - gpio_tab[GPIO1][3].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][4].in_out = GPIO_IN; - gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][5].in_out = GPIO_OUT; - gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][6].in_out = GPIO_OUT; - gpio_tab[GPIO1][6].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][7].in_out = GPIO_IN; - gpio_tab[GPIO1][7].alt_nb = GPIO_ALT1; - - break; - - case L2: - /* ----------------------------------------------------------------------- */ - /* L2 configuration: UART0 = 4 pins */ - /* UART1 = 4 pins */ - /* ----------------------------------------------------------------------- */ - /* Update GPIO Configuration Table */ - gpio_tab[GPIO1][2].in_out = GPIO_IN; - gpio_tab[GPIO1][2].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][3].in_out = GPIO_OUT; - gpio_tab[GPIO1][3].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][4].in_out = GPIO_IN; - gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][5].in_out = GPIO_OUT; - gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][6].in_out = GPIO_OUT; - gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][7].in_out = GPIO_IN; - gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2; - - break; - - case L3: - /* ----------------------------------------------------------------------- */ - /* L3 configuration: UART0 = 4 pins */ - /* UART1 = 2 pins */ - /* UART2 = 2 pins */ - /* ----------------------------------------------------------------------- */ - /* Update GPIO Configuration Table */ - gpio_tab[GPIO1][2].in_out = GPIO_OUT; - gpio_tab[GPIO1][2].alt_nb = GPIO_ALT3; - - gpio_tab[GPIO1][3].in_out = GPIO_IN; - gpio_tab[GPIO1][3].alt_nb = GPIO_ALT3; - - gpio_tab[GPIO1][4].in_out = GPIO_IN; - gpio_tab[GPIO1][4].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][5].in_out = GPIO_OUT; - gpio_tab[GPIO1][5].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][6].in_out = GPIO_OUT; - gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][7].in_out = GPIO_IN; - gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2; - - break; - - case L4: - /* ----------------------------------------------------------------------- */ - /* L4 configuration: UART0 = 2 pins */ - /* UART1 = 2 pins */ - /* UART2 = 2 pins */ - /* UART3 = 2 pins */ - /* ----------------------------------------------------------------------- */ - /* Update GPIO Configuration Table */ - gpio_tab[GPIO1][2].in_out = GPIO_OUT; - gpio_tab[GPIO1][2].alt_nb = GPIO_ALT3; - - gpio_tab[GPIO1][3].in_out = GPIO_IN; - gpio_tab[GPIO1][3].alt_nb = GPIO_ALT3; - - gpio_tab[GPIO1][4].in_out = GPIO_IN; - gpio_tab[GPIO1][4].alt_nb = GPIO_ALT3; - - gpio_tab[GPIO1][5].in_out = GPIO_OUT; - gpio_tab[GPIO1][5].alt_nb = GPIO_ALT3; - - gpio_tab[GPIO1][6].in_out = GPIO_OUT; - gpio_tab[GPIO1][6].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][7].in_out = GPIO_IN; - gpio_tab[GPIO1][7].alt_nb = GPIO_ALT2; - - break; - - default: - /* Unsupported UART configuration number */ - printf("ERROR - Unsupported UART configuration number.\n\n"); - for (;;) - ; - break; - - } - - /* Set input Selection Register on Alt_Receive for UART Input Core */ - out32(GPIO1_IS1L, (in32(GPIO1_IS1L) | 0x0FC30000)); - out32(GPIO1_IS2L, (in32(GPIO1_IS2L) | 0x0C030000)); - out32(GPIO1_IS3L, (in32(GPIO1_IS3L) | 0x03C00000)); -} - -/*----------------------------------------------------------------------------+ - | update_ndfc_ios(void). - +----------------------------------------------------------------------------*/ -void update_ndfc_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - /* Update GPIO Configuration Table */ - gpio_tab[GPIO0][6].in_out = GPIO_OUT; /* EBC_CS_N(1) */ - gpio_tab[GPIO0][6].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(2) */ - gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1; - -#if 0 - gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(3) */ - gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1; -#endif -} - -/*----------------------------------------------------------------------------+ - | update_zii_ios(void). - +----------------------------------------------------------------------------*/ -void update_zii_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - /* Update GPIO Configuration Table */ - gpio_tab[GPIO0][12].in_out = GPIO_IN; /* ZII_p0Rxd(0) */ - gpio_tab[GPIO0][12].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][13].in_out = GPIO_IN; /* ZII_p0Rxd(1) */ - gpio_tab[GPIO0][13].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][14].in_out = GPIO_IN; /* ZII_p0Rxd(2) */ - gpio_tab[GPIO0][14].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][15].in_out = GPIO_IN; /* ZII_p0Rxd(3) */ - gpio_tab[GPIO0][15].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][16].in_out = GPIO_OUT; /* ZII_p0Txd(0) */ - gpio_tab[GPIO0][16].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][17].in_out = GPIO_OUT; /* ZII_p0Txd(1) */ - gpio_tab[GPIO0][17].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][18].in_out = GPIO_OUT; /* ZII_p0Txd(2) */ - gpio_tab[GPIO0][18].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][19].in_out = GPIO_OUT; /* ZII_p0Txd(3) */ - gpio_tab[GPIO0][19].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][20].in_out = GPIO_IN; /* ZII_p0Rx_er */ - gpio_tab[GPIO0][20].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][21].in_out = GPIO_IN; /* ZII_p0Rx_dv */ - gpio_tab[GPIO0][21].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][22].in_out = GPIO_IN; /* ZII_p0Crs */ - gpio_tab[GPIO0][22].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][23].in_out = GPIO_OUT; /* ZII_p0Tx_er */ - gpio_tab[GPIO0][23].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][24].in_out = GPIO_OUT; /* ZII_p0Tx_en */ - gpio_tab[GPIO0][24].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][25].in_out = GPIO_IN; /* ZII_p0Col */ - gpio_tab[GPIO0][25].alt_nb = GPIO_ALT1; - -} - -/*----------------------------------------------------------------------------+ - | update_uic_0_3_irq_ios(). - +----------------------------------------------------------------------------*/ -void update_uic_0_3_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO1][8].in_out = GPIO_IN; /* UIC_IRQ(0) */ - gpio_tab[GPIO1][8].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][9].in_out = GPIO_IN; /* UIC_IRQ(1) */ - gpio_tab[GPIO1][9].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][10].in_out = GPIO_IN; /* UIC_IRQ(2) */ - gpio_tab[GPIO1][10].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][11].in_out = GPIO_IN; /* UIC_IRQ(3) */ - gpio_tab[GPIO1][11].alt_nb = GPIO_ALT1; -} - -/*----------------------------------------------------------------------------+ - | update_uic_4_9_irq_ios(). - +----------------------------------------------------------------------------*/ -void update_uic_4_9_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO1][12].in_out = GPIO_IN; /* UIC_IRQ(4) */ - gpio_tab[GPIO1][12].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][13].in_out = GPIO_IN; /* UIC_IRQ(6) */ - gpio_tab[GPIO1][13].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][14].in_out = GPIO_IN; /* UIC_IRQ(7) */ - gpio_tab[GPIO1][14].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][15].in_out = GPIO_IN; /* UIC_IRQ(8) */ - gpio_tab[GPIO1][15].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][16].in_out = GPIO_IN; /* UIC_IRQ(9) */ - gpio_tab[GPIO1][16].alt_nb = GPIO_ALT1; -} - -/*----------------------------------------------------------------------------+ - | update_dma_a_b_ios(). - +----------------------------------------------------------------------------*/ -void update_dma_a_b_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO1][12].in_out = GPIO_OUT; /* DMA_ACK(1) */ - gpio_tab[GPIO1][12].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][13].in_out = GPIO_BI; /* DMA_EOT/TC(1) */ - gpio_tab[GPIO1][13].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][14].in_out = GPIO_IN; /* DMA_REQ(0) */ - gpio_tab[GPIO1][14].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][15].in_out = GPIO_OUT; /* DMA_ACK(0) */ - gpio_tab[GPIO1][15].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][16].in_out = GPIO_BI; /* DMA_EOT/TC(0) */ - gpio_tab[GPIO1][16].alt_nb = GPIO_ALT2; -} - -/*----------------------------------------------------------------------------+ - | update_dma_c_d_ios(). - +----------------------------------------------------------------------------*/ -void update_dma_c_d_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO0][0].in_out = GPIO_IN; /* DMA_REQ(2) */ - gpio_tab[GPIO0][0].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][1].in_out = GPIO_OUT; /* DMA_ACK(2) */ - gpio_tab[GPIO0][1].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][2].in_out = GPIO_BI; /* DMA_EOT/TC(2) */ - gpio_tab[GPIO0][2].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][3].in_out = GPIO_IN; /* DMA_REQ(3) */ - gpio_tab[GPIO0][3].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][4].in_out = GPIO_OUT; /* DMA_ACK(3) */ - gpio_tab[GPIO0][4].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][5].in_out = GPIO_BI; /* DMA_EOT/TC(3) */ - gpio_tab[GPIO0][5].alt_nb = GPIO_ALT2; - -} - -/*----------------------------------------------------------------------------+ - | update_ebc_master_ios(). - +----------------------------------------------------------------------------*/ -void update_ebc_master_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO0][27].in_out = GPIO_IN; /* EXT_EBC_REQ */ - gpio_tab[GPIO0][27].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */ - gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][30].in_out = GPIO_OUT; /* EBC_EXT_ACK */ - gpio_tab[GPIO0][30].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO0][31].in_out = GPIO_OUT; /* EBC_EXR_BUSREQ */ - gpio_tab[GPIO0][31].alt_nb = GPIO_ALT1; -} - -/*----------------------------------------------------------------------------+ - | update_usb2_device_ios(). - +----------------------------------------------------------------------------*/ -void update_usb2_device_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO0][26].in_out = GPIO_IN; /* USB2D_RXVALID */ - gpio_tab[GPIO0][26].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][27].in_out = GPIO_IN; /* USB2D_RXERROR */ - gpio_tab[GPIO0][27].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][28].in_out = GPIO_OUT; /* USB2D_TXVALID */ - gpio_tab[GPIO0][28].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* USB2D_PAD_SUSPNDM */ - gpio_tab[GPIO0][29].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][30].in_out = GPIO_OUT; /* USB2D_XCVRSELECT */ - gpio_tab[GPIO0][30].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO0][31].in_out = GPIO_OUT; /* USB2D_TERMSELECT */ - gpio_tab[GPIO0][31].alt_nb = GPIO_ALT2; - - gpio_tab[GPIO1][0].in_out = GPIO_OUT; /* USB2D_OPMODE0 */ - gpio_tab[GPIO1][0].alt_nb = GPIO_ALT1; - - gpio_tab[GPIO1][1].in_out = GPIO_OUT; /* USB2D_OPMODE1 */ - gpio_tab[GPIO1][1].alt_nb = GPIO_ALT1; - -} - -/*----------------------------------------------------------------------------+ - | update_pci_patch_ios(). - +----------------------------------------------------------------------------*/ -void update_pci_patch_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */ - gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1; -} - -/*----------------------------------------------------------------------------+ - | set_chip_gpio_configuration(unsigned char gpio_core, - | gpio_param_s (*gpio_tab)[GPIO_MAX]) - | Put the core impacted by clock modification and sharing in reset. - | Config the select registers to resolve the sharing depending of the config. - | Configure the GPIO registers. - | - +----------------------------------------------------------------------------*/ -void set_chip_gpio_configuration(unsigned char gpio_core, gpio_param_s (*gpio_tab)[GPIO_MAX]) -{ - unsigned char i=0, j=0, reg_offset = 0; - unsigned long gpio_reg, gpio_core_add; - - /* GPIO config of the GPIOs 0 to 31 */ - for (i=0; i<GPIO_MAX; i++, j++) - { - if (i == GPIO_MAX/2) - { - reg_offset = 4; - j = i-16; - } - - gpio_core_add = gpio_tab[gpio_core][i].add; - - if ( (gpio_tab[gpio_core][i].in_out == GPIO_IN) || - (gpio_tab[gpio_core][i].in_out == GPIO_BI )) - { - switch (gpio_tab[gpio_core][i].alt_nb) - { - case GPIO_SEL: - break; - - case GPIO_ALT1: - gpio_reg = in32(GPIO_IS1(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2)); - out32(GPIO_IS1(gpio_core_add+reg_offset), gpio_reg); - break; - - case GPIO_ALT2: - gpio_reg = in32(GPIO_IS2(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2)); - out32(GPIO_IS2(gpio_core_add+reg_offset), gpio_reg); - break; - - case GPIO_ALT3: - gpio_reg = in32(GPIO_IS3(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2)); - out32(GPIO_IS3(gpio_core_add+reg_offset), gpio_reg); - break; - } - } - if ( (gpio_tab[gpio_core][i].in_out == GPIO_OUT) || - (gpio_tab[gpio_core][i].in_out == GPIO_BI )) - { - - switch (gpio_tab[gpio_core][i].alt_nb) - { - case GPIO_SEL: - break; - case GPIO_ALT1: - gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_ALT1_SEL >> (j*2)); - out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg); - gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_ALT1_SEL >> (j*2)); - out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg); - break; - case GPIO_ALT2: - gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_ALT2_SEL >> (j*2)); - out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg); - gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_ALT2_SEL >> (j*2)); - out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg); - break; - case GPIO_ALT3: - gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_ALT3_SEL >> (j*2)); - out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg); - gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset)) & ~(GPIO_MASK >> (j*2)); - gpio_reg = gpio_reg | (GPIO_ALT3_SEL >> (j*2)); - out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg); - break; - } - } - } -} - -/*----------------------------------------------------------------------------+ - | force_bup_core_selection. - +----------------------------------------------------------------------------*/ -void force_bup_core_selection(core_selection_t *core_select_P, config_validity_t *config_val_P) -{ - /* Pointer invalid */ - if (core_select_P == NULL) - { - printf("Configuration invalid pointer 1\n"); - for (;;) - ; - } - - /* L4 Selection */ - *(core_select_P+UART_CORE0) = CORE_SELECTED; - *(core_select_P+UART_CORE1) = CORE_SELECTED; - *(core_select_P+UART_CORE2) = CORE_SELECTED; - *(core_select_P+UART_CORE3) = CORE_SELECTED; - - /* RMII Selection */ - *(core_select_P+RMII_SEL) = CORE_SELECTED; - - /* External Interrupt 0-9 selection */ - *(core_select_P+UIC_0_3) = CORE_SELECTED; - *(core_select_P+UIC_4_9) = CORE_SELECTED; - - *(core_select_P+SCP_CORE) = CORE_SELECTED; - *(core_select_P+DMA_CHANNEL_CD) = CORE_SELECTED; - *(core_select_P+PACKET_REJ_FUNC_AVAIL) = CORE_SELECTED; - *(core_select_P+USB1_DEVICE) = CORE_SELECTED; - - if (is_nand_selected()) { - *(core_select_P+NAND_FLASH) = CORE_SELECTED; - } - - *config_val_P = CONFIG_IS_VALID; - -} - -/*----------------------------------------------------------------------------+ - | configure_ppc440ep_pins. - +----------------------------------------------------------------------------*/ -void configure_ppc440ep_pins(void) -{ - uart_config_nb_t uart_configuration; - config_validity_t config_val = CONFIG_IS_INVALID; - - /* Create Core Selection Table */ - core_selection_t ppc440ep_core_selection[MAX_CORE_SELECT_NB] = - { - CORE_NOT_SELECTED, /* IIC_CORE, */ - CORE_NOT_SELECTED, /* SPC_CORE, */ - CORE_NOT_SELECTED, /* DMA_CHANNEL_AB, */ - CORE_NOT_SELECTED, /* UIC_4_9, */ - CORE_NOT_SELECTED, /* USB2_HOST, */ - CORE_NOT_SELECTED, /* DMA_CHANNEL_CD, */ - CORE_NOT_SELECTED, /* USB2_DEVICE, */ - CORE_NOT_SELECTED, /* PACKET_REJ_FUNC_AVAIL, */ - CORE_NOT_SELECTED, /* USB1_DEVICE, */ - CORE_NOT_SELECTED, /* EBC_MASTER, */ - CORE_NOT_SELECTED, /* NAND_FLASH, */ - CORE_NOT_SELECTED, /* UART_CORE0, */ - CORE_NOT_SELECTED, /* UART_CORE1, */ - CORE_NOT_SELECTED, /* UART_CORE2, */ - CORE_NOT_SELECTED, /* UART_CORE3, */ - CORE_NOT_SELECTED, /* MII_SEL, */ - CORE_NOT_SELECTED, /* RMII_SEL, */ - CORE_NOT_SELECTED, /* SMII_SEL, */ - CORE_NOT_SELECTED, /* PACKET_REJ_FUNC_EN */ - CORE_NOT_SELECTED, /* UIC_0_3 */ - CORE_NOT_SELECTED, /* USB1_HOST */ - CORE_NOT_SELECTED /* PCI_PATCH */ - }; - - gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX]; - - /* Table Default Initialisation + FPGA Access */ - init_default_gpio(gpio_tab); - set_chip_gpio_configuration(GPIO0, gpio_tab); - set_chip_gpio_configuration(GPIO1, gpio_tab); - - /* Update Table */ - force_bup_core_selection(ppc440ep_core_selection, &config_val); -#if 0 /* test-only */ - /* If we are running PIBS 1, force known configuration */ - update_core_selection_table(ppc440ep_core_selection, &config_val); -#endif - - /*----------------------------------------------------------------------------+ - | SDR + ios table update + fpga initialization - +----------------------------------------------------------------------------*/ - unsigned long sdr0_pfc1 = 0; - unsigned long sdr0_usb0 = 0; - unsigned long sdr0_mfr = 0; - - /* PCI Always selected */ - - /* I2C Selection */ - if (ppc440ep_core_selection[IIC_CORE] == CORE_SELECTED) - { - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_IIC1_SEL; - iic1_selection_in_fpga(); - } - - /* SCP Selection */ - if (ppc440ep_core_selection[SCP_CORE] == CORE_SELECTED) - { - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_SCP_SEL; - scp_selection_in_fpga(); - } - - /* UIC 0:3 Selection */ - if (ppc440ep_core_selection[UIC_0_3] == CORE_SELECTED) - { - update_uic_0_3_irq_ios(gpio_tab); - dma_a_b_unselect_in_fpga(); - } - - /* UIC 4:9 Selection */ - if (ppc440ep_core_selection[UIC_4_9] == CORE_SELECTED) - { - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_UICIRQ5_SEL; - update_uic_4_9_irq_ios(gpio_tab); - } - - /* DMA AB Selection */ - if (ppc440ep_core_selection[DMA_CHANNEL_AB] == CORE_SELECTED) - { - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_DMAR_SEL; - update_dma_a_b_ios(gpio_tab); - dma_a_b_selection_in_fpga(); - } - - /* DMA CD Selection */ - if (ppc440ep_core_selection[DMA_CHANNEL_CD] == CORE_SELECTED) - { - update_dma_c_d_ios(gpio_tab); - dma_c_d_selection_in_fpga(); - } - - /* EBC Master Selection */ - if (ppc440ep_core_selection[EBC_MASTER] == CORE_SELECTED) - { - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_ERE_MASK) | SDR0_PFC1_ERE_EXTR_SEL; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL; - update_ebc_master_ios(gpio_tab); - } - - /* PCI Patch Enable */ - if (ppc440ep_core_selection[PCI_PATCH] == CORE_SELECTED) - { - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL; - update_pci_patch_ios(gpio_tab); - } - - /* USB2 Host Selection - Not Implemented in PowerPC 440EP Pass1 */ - if (ppc440ep_core_selection[USB2_HOST] == CORE_SELECTED) - { - /* Not Implemented in PowerPC 440EP Pass1-Pass2 */ - printf("Invalid configuration => USB2 Host selected\n"); - for (;;) - ; - /*usb2_host_selection_in_fpga(); */ - } - - /* USB2.0 Device Selection */ - if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED) - { - update_usb2_device_ios(gpio_tab); - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_USB2D_SEL; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UPR_MASK) | SDR0_PFC1_UPR_DISABLE; - - mfsdr(SDR0_USB0, sdr0_usb0); - sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK; - sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB20D_DEVSEL; - mtsdr(SDR0_USB0, sdr0_usb0); - - usb2_device_selection_in_fpga(); - } - - /* USB1.1 Device Selection */ - if (ppc440ep_core_selection[USB1_DEVICE] == CORE_SELECTED) - { - mfsdr(SDR0_USB0, sdr0_usb0); - sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_USB_DEVSEL_MASK; - sdr0_usb0 = sdr0_usb0 | SDR0_USB0_USB11D_DEVSEL; - mtsdr(SDR0_USB0, sdr0_usb0); - } - - /* USB1.1 Host Selection */ - if (ppc440ep_core_selection[USB1_HOST] == CORE_SELECTED) - { - mfsdr(SDR0_USB0, sdr0_usb0); - sdr0_usb0 = sdr0_usb0 &~SDR0_USB0_LEEN_MASK; - sdr0_usb0 = sdr0_usb0 | SDR0_USB0_LEEN_ENABLE; - mtsdr(SDR0_USB0, sdr0_usb0); - } - - /* NAND Flash Selection */ - if (ppc440ep_core_selection[NAND_FLASH] == CORE_SELECTED) - { - update_ndfc_ios(gpio_tab); - mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_NDFC_SEL | - SDR0_CUST0_NDFC_ENABLE | - SDR0_CUST0_NDFC_BW_8_BIT | - SDR0_CUST0_NDFC_ARE_MASK | - SDR0_CUST0_CHIPSELGAT_EN1 | - SDR0_CUST0_CHIPSELGAT_EN2); - ndfc_selection_in_fpga(); - } - else - { - /* Set Mux on EMAC */ - mtsdr(SDR0_CUST0, SDR0_CUST0_MUX_EMAC_SEL); - } - - /* MII Selection */ - if (ppc440ep_core_selection[MII_SEL] == CORE_SELECTED) - { - update_zii_ios(gpio_tab); - mfsdr(SDR0_MFR, sdr0_mfr); - sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_MII; - mtsdr(SDR0_MFR, sdr0_mfr); - - set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_MII); - } - - /* RMII Selection */ - if (ppc440ep_core_selection[RMII_SEL] == CORE_SELECTED) - { - update_zii_ios(gpio_tab); - mfsdr(SDR0_MFR, sdr0_mfr); - sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_RMII_10M; - mtsdr(SDR0_MFR, sdr0_mfr); - - set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_RMII); - } - - /* SMII Selection */ - if (ppc440ep_core_selection[SMII_SEL] == CORE_SELECTED) - { - update_zii_ios(gpio_tab); - mfsdr(SDR0_MFR, sdr0_mfr); - sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_SMII; - mtsdr(SDR0_MFR, sdr0_mfr); - - set_phy_configuration_through_fpga(ZMII_CONFIGURATION_IS_SMII); - } - - /* UART Selection */ - uart_configuration = get_uart_configuration(); - switch (uart_configuration) - { - case L1: /* L1 Selection */ - /* UART0 8 pins Only */ - /*sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_DSR_DTR; */ - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) |SDR0_PFC1_U0ME_CTS_RTS; /* Chip Pb */ - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_8PINS; - break; - case L2: /* L2 Selection */ - /* UART0 and UART1 4 pins */ - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; - break; - case L3: /* L3 Selection */ - /* UART0 4 pins, UART1 and UART2 2 pins */ - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; - break; - case L4: /* L4 Selection */ - /* UART0, UART1, UART2 and UART3 2 pins */ - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0ME_MASK) | SDR0_PFC1_U0ME_DSR_DTR; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U0IM_MASK) | SDR0_PFC1_U0IM_4PINS; - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; - break; - } - update_uart_ios(uart_configuration, gpio_tab); - - /* UART Selection in all cases */ - uart_selection_in_fpga(uart_configuration); - - /* Packet Reject Function Available */ - if (ppc440ep_core_selection[PACKET_REJ_FUNC_AVAIL] == CORE_SELECTED) - { - /* Set UPR Bit in SDR0_PFC1 Register */ - sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UPR_MASK) | SDR0_PFC1_UPR_ENABLE; - } - - /* Packet Reject Function Enable */ - if (ppc440ep_core_selection[PACKET_REJ_FUNC_EN] == CORE_SELECTED) - { - mfsdr(SDR0_MFR, sdr0_mfr); - sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_PKT_REJ_MASK) | SDR0_MFR_PKT_REJ_EN; - mtsdr(SDR0_MFR, sdr0_mfr); - } - - /* Perform effective access to hardware */ - mtsdr(SDR0_PFC1, sdr0_pfc1); - set_chip_gpio_configuration(GPIO0, gpio_tab); - set_chip_gpio_configuration(GPIO1, gpio_tab); - - /* USB2.0 Device Reset must be done after GPIO setting */ - if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED) - usb2_device_reset_through_fpga(); - -} |