X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Fsandburst%2Fcommon%2Fsb_common.c;h=c23ef50547279ee624682cd514233267f44c6942;hb=3765b3e7bd0f8e46914d417f29cbcb0c72b1acf7;hp=1251bc938b5e14d63bd1c4a63dde2f7a25d47574;hpb=b79316f2a263f424e2a94abaa2c3f639fad7a864;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/sandburst/common/sb_common.c b/board/sandburst/common/sb_common.c index 1251bc9..c23ef50 100644 --- a/board/sandburst/common/sb_common.c +++ b/board/sandburst/common/sb_common.c @@ -1,23 +1,7 @@ /* * Copyright (C) 2005 Sandburst Corporation * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ #include #include @@ -26,22 +10,23 @@ #include #include #include -#include "ppc440gx_i2c.h" #include "sb_common.h" +DECLARE_GLOBAL_DATA_PTR; + long int fixed_sdram (void); /************************************************************************* * metrobox_get_master * - * PRI_N - active low signal. If the GPIO pin is low we are the master + * PRI_N - active low signal. If the GPIO pin is low we are the master * ************************************************************************/ int sbcommon_get_master(void) { ppc440_gpio_regs_t *gpio_regs; - gpio_regs = (ppc440_gpio_regs_t *)CFG_GPIO_BASE; + gpio_regs = (ppc440_gpio_regs_t *)CONFIG_SYS_GPIO_BASE; if (gpio_regs->in & SBCOMMON_GPIO_PRI_N) { return 0; @@ -61,7 +46,7 @@ int sbcommon_secondary_present(void) { ppc440_gpio_regs_t *gpio_regs; - gpio_regs = (ppc440_gpio_regs_t *)CFG_GPIO_BASE; + gpio_regs = (ppc440_gpio_regs_t *)CONFIG_SYS_GPIO_BASE; if (gpio_regs->in & SBCOMMON_GPIO_SEC_PRES) return 0; @@ -81,8 +66,8 @@ unsigned short sbcommon_get_serial_number(void) unsigned short sernum; /* Get the board serial number from eeprom */ - /* Initialize I2C */ - i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + /* Initialize I2C */ + i2c_set_bus_num(0); /* Read 256 bytes in EEPROM */ i2c_read (0x50, 0, 1, buff, 0x100); @@ -96,7 +81,7 @@ unsigned short sbcommon_get_serial_number(void) /************************************************************************* * sbcommon_fans * - * Spin up fans 2 & 3 to get some air moving. OS will take care + * Spin up fans 2 & 3 to get some air moving. OS will take care * of the rest. This is mostly a precaution... * * Assumes i2c bus 1 is ready. @@ -108,85 +93,87 @@ void sbcommon_fans(void) * Attempt to turn on 2 of the fans... * Need to go through the bridge */ + i2c_set_bus_num(1); puts ("FANS: "); /* select fan4 through the bridge */ - i2c_reg_write1(0x73, /* addr */ - 0x00, /* reg */ - 0x08); /* val = bus 4 */ + i2c_reg_write(0x73, /* addr */ + 0x00, /* reg */ + 0x08); /* val = bus 4 */ /* Turn on FAN 4 */ - i2c_reg_write1(0x2e, - 1, - 0x80); + i2c_reg_write(0x2e, + 1, + 0x80); - i2c_reg_write1(0x2e, - 0, - 0x19); + i2c_reg_write(0x2e, + 0, + 0x19); /* Deselect bus 4 on the bridge */ - i2c_reg_write1(0x73, - 0x00, - 0x00); + i2c_reg_write(0x73, + 0x00, + 0x00); /* select fan3 through the bridge */ - i2c_reg_write1(0x73, /* addr */ - 0x00, /* reg */ - 0x04); /* val = bus 3 */ + i2c_reg_write(0x73, /* addr */ + 0x00, /* reg */ + 0x04); /* val = bus 3 */ /* Turn on FAN 3 */ - i2c_reg_write1(0x2e, - 1, - 0x80); + i2c_reg_write(0x2e, + 1, + 0x80); - i2c_reg_write1(0x2e, - 0, - 0x19); + i2c_reg_write(0x2e, + 0, + 0x19); /* Deselect bus 3 on the bridge */ - i2c_reg_write1(0x73, - 0x00, - 0x00); + i2c_reg_write(0x73, + 0x00, + 0x00); /* select fan2 through the bridge */ - i2c_reg_write1(0x73, /* addr */ - 0x00, /* reg */ - 0x02); /* val = bus 4 */ + i2c_reg_write(0x73, /* addr */ + 0x00, /* reg */ + 0x02); /* val = bus 4 */ /* Turn on FAN 2 */ - i2c_reg_write1(0x2e, - 1, - 0x80); + i2c_reg_write(0x2e, + 1, + 0x80); - i2c_reg_write1(0x2e, - 0, - 0x19); + i2c_reg_write(0x2e, + 0, + 0x19); /* Deselect bus 2 on the bridge */ - i2c_reg_write1(0x73, - 0x00, - 0x00); + i2c_reg_write(0x73, + 0x00, + 0x00); /* select fan1 through the bridge */ - i2c_reg_write1(0x73, /* addr */ - 0x00, /* reg */ - 0x01); /* val = bus 0 */ + i2c_reg_write(0x73, /* addr */ + 0x00, /* reg */ + 0x01); /* val = bus 0 */ /* Turn on FAN 1 */ - i2c_reg_write1(0x2e, - 1, - 0x80); + i2c_reg_write(0x2e, + 1, + 0x80); - i2c_reg_write1(0x2e, - 0, - 0x19); + i2c_reg_write(0x2e, + 0, + 0x19); /* Deselect bus 1 on the bridge */ - i2c_reg_write1(0x73, - 0x00, - 0x00); + i2c_reg_write(0x73, + 0x00, + 0x00); puts ("on\n"); + i2c_set_bus_num(0); return; @@ -198,12 +185,12 @@ void sbcommon_fans(void) * Initialize sdram * ************************************************************************/ -long int initdram (int board_type) +phys_size_t initdram (int board_type) { long dram_size = 0; #if defined(CONFIG_SPD_EEPROM) - dram_size = spd_sdram (0); + dram_size = spd_sdram (); #else dram_size = fixed_sdram (); #endif @@ -216,11 +203,11 @@ long int initdram (int board_type) * * ************************************************************************/ -#if defined(CFG_DRAM_TEST) +#if defined(CONFIG_SYS_DRAM_TEST) int testdram (void) { - uint *pstart = (uint *) CFG_MEMTEST_START; - uint *pend = (uint *) CFG_MEMTEST_END; + uint *pstart = (uint *) CONFIG_SYS_MEMTEST_START; + uint *pend = (uint *) CONFIG_SYS_MEMTEST_END; uint *p; printf("Testing SDRAM: "); @@ -253,8 +240,8 @@ int testdram (void) /************************************************************************* * fixed sdram init -- doesn't use serial presence detect. * - * Assumes: 128 MB, non-ECC, non-registered - * PLB @ 133 MHz + * Assumes: 128 MB, non-ECC, non-registered + * PLB @ 133 MHz * ************************************************************************/ long int fixed_sdram (void) @@ -264,11 +251,11 @@ long int fixed_sdram (void) /*-------------------------------------------------------------------- * Setup some default *------------------------------------------------------------------*/ - mtsdram (mem_uabba, 0x00000000); /* ubba=0 (default) */ - mtsdram (mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ - mtsdram (mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */ - mtsdram (mem_wddctr, 0x00000000); /* wrcp=0 dcd=0 */ - mtsdram (mem_clktr, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */ + mtsdram (SDRAM0_UABBA, 0x00000000); /* ubba=0 (default) */ + mtsdram (SDRAM0_SLIO, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ + mtsdram (SDRAM0_DEVOPT, 0x00000000); /* dll=0 ds=0 (normal) */ + mtsdram (SDRAM0_WDDCTR, 0x00000000); /* wrcp=0 dcd=0 */ + mtsdram (SDRAM0_CLKTR, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */ /*-------------------------------------------------------------------- * Setup for board-specific specific mem @@ -276,115 +263,28 @@ long int fixed_sdram (void) /* * Following for CAS Latency = 2.5 @ 133 MHz PLB */ - mtsdram (mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ - mtsdram (mem_tr0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */ - /* RA=10 RD=3 */ - mtsdram (mem_tr1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */ - mtsdram (mem_rtr, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */ - mtsdram (mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */ - udelay (400); /* Delay 200 usecs (min) */ + mtsdram (SDRAM0_B0CR, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ + mtsdram (SDRAM0_TR0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */ + /* RA=10 RD=3 */ + mtsdram (SDRAM0_TR1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */ + mtsdram (SDRAM0_RTR, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */ + mtsdram (SDRAM0_CFG1, 0x00000000); /* Self-refresh exit, disable PM */ + udelay (400); /* Delay 200 usecs (min) */ /*-------------------------------------------------------------------- * Enable the controller, then wait for DCEN to complete *------------------------------------------------------------------*/ - mtsdram (mem_cfg0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */ + mtsdram (SDRAM0_CFG0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */ for (;;) { - mfsdram (mem_mcsts, reg); + mfsdram (SDRAM0_MCSTS, reg); if (reg & 0x80000000) break; } - return (128 * 1024 * 1024); /* 128 MB */ + return (128 * 1024 * 1024); /* 128 MB */ } #endif /* !defined(CONFIG_SPD_EEPROM) */ - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The metrobox is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(sdr_sdstp1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ - -/************************************************************************* - * 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 ) -{ - DECLARE_GLOBAL_DATA_PTR; - - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIX0_PIM0SA, 0 ); /* disable */ - out32r( PCIX0_PIM1SA, 0 ); /* disable */ - out32r( PCIX0_PIM2SA, 0 ); /* disable */ - out32r( 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. - *--------------------------------------------------------------------------*/ - out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE ); - out32r( PCIX0_PIM0LAH, 0 ); - out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIX0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID ); - out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID ); - - out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ - - -/************************************************************************* - * is_pci_host - * - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int is_pci_host(struct pci_controller *hose) -{ - /* The metrobox is always configured as host. */ - return(1); -} -#endif /* defined(CONFIG_PCI) */ - /************************************************************************* * board_get_enetaddr * @@ -394,9 +294,8 @@ int is_pci_host(struct pci_controller *hose) * mgmt mac address. * ************************************************************************/ -static int macaddr_idx = 0; -void board_get_enetaddr (uchar * enet) +void board_get_enetaddr(int macaddr_idx, uchar *enet) { int i; unsigned short tmp; @@ -405,7 +304,7 @@ void board_get_enetaddr (uchar * enet) if (0 == macaddr_idx) { /* Initialize I2C */ - i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + i2c_set_bus_num(0); /* Read 256 bytes in EEPROM */ i2c_read (0x50, 0, 1, buff, 0x100); @@ -419,7 +318,6 @@ void board_get_enetaddr (uchar * enet) tmp += 31; memcpy(&enet[4], &tmp, 2); - macaddr_idx++; } else { enet[0] = 0x02; enet[1] = 0x00;