]> git.sur5r.net Git - u-boot/commitdiff
sbc8548: use I/O accessors
authorPaul Gortmaker <paul.gortmaker@windriver.com>
Mon, 21 Sep 2009 00:36:03 +0000 (20:36 -0400)
committerTom Rix <Tom.Rix@windriver.com>
Sat, 3 Oct 2009 14:04:36 +0000 (09:04 -0500)
Sweep throught the board specific file and replace the various
register proddings with the equivalent I/O accessors.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
board/sbc8548/sbc8548.c

index 96a5f421af2430a52cba6c7ff1ca6af8c15d6222..ce998e1c2f9e7d3c948a6626817fbabffaca766d 100644 (file)
@@ -56,15 +56,15 @@ int checkboard (void)
        volatile u_char *rev= (void *)CONFIG_SYS_BD_REV;
 
        printf ("Board: Wind River SBC8548 Rev. 0x%01x\n",
-                       (*rev) >> 4);
+                       in_8(rev) >> 4);
 
        /*
         * Initialize local bus.
         */
        local_bus_init ();
 
-       ecm->eedr = 0xffffffff;         /* clear ecm errors */
-       ecm->eeer = 0xffffffff;         /* enable ecm errors */
+       out_be32(&ecm->eedr, 0xffffffff);       /* clear ecm errors */
+       out_be32(&ecm->eeer, 0xffffffff);       /* enable ecm errors */
        return 0;
 }
 
@@ -86,7 +86,7 @@ initdram(int board_type)
 
                volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 
-               gur->ddrdllcr = 0x81000000;
+               out_be32(&gur->ddrdllcr, 0x81000000);
                asm("sync;isync;msync");
                udelay(200);
        }
@@ -123,24 +123,24 @@ local_bus_init(void)
        sys_info_t sysinfo;
 
        get_sys_info(&sysinfo);
-       clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
+       clkdiv = (in_be32(&lbc->lcrr) & LCRR_CLKDIV) * 2;
        lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
 
-       gur->lbiuiplldcr1 = 0x00078080;
+       out_be32(&gur->lbiuiplldcr1, 0x00078080);
        if (clkdiv == 16) {
-               gur->lbiuiplldcr0 = 0x7c0f1bf0;
+               out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0);
        } else if (clkdiv == 8) {
-               gur->lbiuiplldcr0 = 0x6c0f1bf0;
+               out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0);
        } else if (clkdiv == 4) {
-               gur->lbiuiplldcr0 = 0x5c0f1bf0;
+               out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0);
        }
 
-       lbc->lcrr |= 0x00030000;
+       setbits_be32(&lbc->lcrr, 0x00030000);
 
        asm("sync;isync;msync");
 
-       lbc->ltesr = 0xffffffff;        /* Clear LBC error interrupts */
-       lbc->lteir = 0xffffffff;        /* Enable LBC error interrupts */
+       out_be32(&lbc->ltesr, 0xffffffff);      /* Clear LBC error IRQs */
+       out_be32(&lbc->lteir, 0xffffffff);      /* Enable LBC error IRQs */
 }
 
 /*
@@ -163,18 +163,18 @@ sdram_init(void)
        /*
         * Setup SDRAM Base and Option Registers
         */
-       lbc->or3 = CONFIG_SYS_OR3_PRELIM;
+       out_be32(&lbc->or3, CONFIG_SYS_OR3_PRELIM);
        asm("msync");
 
-       lbc->br3 = CONFIG_SYS_BR3_PRELIM;
+       out_be32(&lbc->br3, CONFIG_SYS_BR3_PRELIM);
        asm("msync");
 
-       lbc->lbcr = CONFIG_SYS_LBC_LBCR;
+       out_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR);
        asm("msync");
 
 
-       lbc->lsrt = CONFIG_SYS_LBC_LSRT;
-       lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
+       out_be32(&lbc->lsrt,  CONFIG_SYS_LBC_LSRT);
+       out_be32(&lbc->mrtpr, CONFIG_SYS_LBC_MRTPR);
        asm("msync");
 
        /*
@@ -186,7 +186,7 @@ sdram_init(void)
        /*
         * Issue PRECHARGE ALL command.
         */
-       lbc->lsdmr = lsdmr_common | LSDMR_OP_PCHALL;
+       out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_PCHALL);
        asm("sync;msync");
        *sdram_addr = 0xff;
        ppcDcbf((unsigned long) sdram_addr);
@@ -196,7 +196,7 @@ sdram_init(void)
         * Issue 8 AUTO REFRESH commands.
         */
        for (idx = 0; idx < 8; idx++) {
-               lbc->lsdmr = lsdmr_common | LSDMR_OP_ARFRSH;
+               out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_ARFRSH);
                asm("sync;msync");
                *sdram_addr = 0xff;
                ppcDcbf((unsigned long) sdram_addr);
@@ -206,7 +206,7 @@ sdram_init(void)
        /*
         * Issue 8 MODE-set command.
         */
-       lbc->lsdmr = lsdmr_common | LSDMR_OP_MRW;
+       out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_MRW);
        asm("sync;msync");
        *sdram_addr = 0xff;
        ppcDcbf((unsigned long) sdram_addr);
@@ -215,7 +215,7 @@ sdram_init(void)
        /*
         * Issue NORMAL OP command.
         */
-       lbc->lsdmr = lsdmr_common | LSDMR_OP_NORMAL;
+       out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_NORMAL);
        asm("sync;msync");
        *sdram_addr = 0xff;
        ppcDcbf((unsigned long) sdram_addr);
@@ -263,45 +263,44 @@ testdram(void)
 }
 #endif
 
-#if    !defined(CONFIG_SPD_EEPROM)
+#if !defined(CONFIG_SPD_EEPROM)
+#define CONFIG_SYS_DDR_CONTROL 0xc300c000
 /*************************************************************************
  *  fixed_sdram init -- doesn't use serial presence detect.
  *  assumes 256MB DDR2 SDRAM SODIMM, without ECC, running at DDR400 speed.
  ************************************************************************/
 long int fixed_sdram (void)
 {
-    #define CONFIG_SYS_DDR_CONTROL 0xc300c000
-
        volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
 
-       ddr->cs0_bnds           = 0x0000007f;
-       ddr->cs1_bnds           = 0x008000ff;
-       ddr->cs2_bnds           = 0x00000000;
-       ddr->cs3_bnds           = 0x00000000;
-       ddr->cs0_config         = 0x80010101;
-       ddr->cs1_config         = 0x80010101;
-       ddr->cs2_config         = 0x00000000;
-       ddr->cs3_config         = 0x00000000;
-       ddr->timing_cfg_3               = 0x00000000;
-       ddr->timing_cfg_0       = 0x00220802;
-       ddr->timing_cfg_1       = 0x38377322;
-       ddr->timing_cfg_2       = 0x0fa044C7;
-       ddr->sdram_cfg          = 0x4300C000;
-       ddr->sdram_cfg_2        = 0x24401000;
-       ddr->sdram_mode         = 0x23C00542;
-       ddr->sdram_mode_2       = 0x00000000;
-       ddr->sdram_interval     = 0x05080100;
-       ddr->sdram_md_cntl      = 0x00000000;
-       ddr->sdram_data_init    = 0x00000000;
-       ddr->sdram_clk_cntl     = 0x03800000;
+       out_be32(&ddr->cs0_bnds, 0x0000007f);
+       out_be32(&ddr->cs1_bnds, 0x008000ff);
+       out_be32(&ddr->cs2_bnds, 0x00000000);
+       out_be32(&ddr->cs3_bnds, 0x00000000);
+       out_be32(&ddr->cs0_config, 0x80010101);
+       out_be32(&ddr->cs1_config, 0x80010101);
+       out_be32(&ddr->cs2_config, 0x00000000);
+       out_be32(&ddr->cs3_config, 0x00000000);
+       out_be32(&ddr->timing_cfg_3, 0x00000000);
+       out_be32(&ddr->timing_cfg_0, 0x00220802);
+       out_be32(&ddr->timing_cfg_1, 0x38377322);
+       out_be32(&ddr->timing_cfg_2, 0x0fa044C7);
+       out_be32(&ddr->sdram_cfg, 0x4300C000);
+       out_be32(&ddr->sdram_cfg_2, 0x24401000);
+       out_be32(&ddr->sdram_mode, 0x23C00542);
+       out_be32(&ddr->sdram_mode_2, 0x00000000);
+       out_be32(&ddr->sdram_interval, 0x05080100);
+       out_be32(&ddr->sdram_md_cntl, 0x00000000);
+       out_be32(&ddr->sdram_data_init, 0x00000000);
+       out_be32(&ddr->sdram_clk_cntl, 0x03800000);
        asm("sync;isync;msync");
        udelay(500);
 
        #if defined (CONFIG_DDR_ECC)
          /* Enable ECC checking */
-         ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
+         out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | 0x20000000);
        #else
-         ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
+         out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
        #endif
 
        return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;