Delete sdram_init() for MPC8349E-mITX
PATCH 1/1 Delete sdram_init() for MPC8349E-mITX
There is no SDRAM on any of the 8349 ITX variants, so function sdram_init() never does anything. This patch deletes it.
Signed-off-by Timur Tabi <[email protected]>
--- board/mpc8349itx/mpc8349itx.c | 88 +---------------------------------------- 1 files changed, 1 insertions(+), 87 deletions(-)
board/mpc8349itx/mpc8349itx.c +1 -87
@@ -134,88 +134,6 @@ volatile static struct pci_controller ho };#endif /* CONFIG_PCI */ -/* If MPC8349E-mITX is soldered with SDRAM, then initialize it. */ - -void sdram_init (void ) -{ -volatile immap_t *immap = (immap_t *)CFG_IMMR ; -volatile lbus83xx_t *lbc = &immap->lbus; - -#if defined(CFG_BR2_PRELIM ) \ - && defined(CFG_OR2_PRELIM ) \ - && defined(CFG_LBLAWBAR2_PRELIM ) \ - && defined(CFG_LBLAWAR2_PRELIM ) \ - && !defined(CONFIG_COMPACT_FLASH ) - -uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE ; - -puts ("\n SDRAM on Local Bus: " ); -print_size (CFG_LBC_SDRAM_SIZE *1024 *1024 ,"\n" ); - -/* -* Setup SDRAM Base and Option Registers, already done in cpu_init.c -*/ - -/*setup mtrpt, lsrt and lbcr for LB bus */ - lbc->lbcr =CFG_LBC_LBCR ; - lbc->mrtpr =CFG_LBC_MRTPR ; - lbc->lsrt =CFG_LBC_LSRT ; - asm("sync" ); - -/* -* Configure the SDRAM controller Machine Mode register. -*/ - lbc->lsdmr =CFG_LBC_LSDMR_5 ;/* 0x40636733; normal operation */ - - lbc->lsdmr =CFG_LBC_LSDMR_1 ;/*0x68636733; precharge all the banks */ - asm("sync" ); - *sdram_addr =0xff ; -udelay (100 ); - - lbc->lsdmr =CFG_LBC_LSDMR_2 ;/*0x48636733; auto refresh */ - asm("sync" ); - *sdram_addr =0xff ;/*1 time*/ -udelay (100 ); - *sdram_addr =0xff ;/*2 times*/ -udelay (100 ); - *sdram_addr =0xff ;/*3 times*/ -udelay (100 ); - *sdram_addr =0xff ;/*4 times*/ -udelay (100 ); - *sdram_addr =0xff ;/*5 times*/ -udelay (100 ); - *sdram_addr =0xff ;/*6 times*/ -udelay (100 ); - *sdram_addr =0xff ;/*7 times*/ -udelay (100 ); - *sdram_addr =0xff ;/*8 times*/ -udelay (100 ); - - lbc->lsdmr =CFG_LBC_LSDMR_4 ;/*0x58636733;mode register write operation */ - asm("sync" ); - *sdram_addr =0xff ; -udelay (100 ); - - lbc->lsdmr =CFG_LBC_LSDMR_5 ;/*0x40636733;normal operation */ - asm("sync" ); - *sdram_addr =0xff ; -udelay (100 ); - -#else -puts ("SDRAM on Local Bus is NOT available!\n" ); - -#ifdef CFG_BR2_PRELIM - lbc->bank[2 ].br =CFG_BR2_PRELIM ; - lbc->bank[2 ].or =CFG_OR2_PRELIM ; -#endif - -#ifdef CFG_BR3_PRELIM - lbc->bank[3 ].br =CFG_BR3_PRELIM ; - lbc->bank[3 ].or =CFG_OR3_PRELIM ; -#endif -#endif -} -long int initdram (int board_type) {volatile immap_t *im = (immap_t *)CFG_IMMR ;
@@ -243,12 +161,8 @@ long int initdram(int board_type)ddr_enable_ecc (msize *1048576 );#endif -/* -* Initialize SDRAM if it is on local bus. -*/ -sdram_init ();puts (" DDR RAM: " ); -/* return total bus SDRAM size(bytes) -- DDR */ +/* return total bus RAM size(bytes) */ return msize *1024 *1024 ; }
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1.4.4