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Diffstat (limited to 'board/freescale/mpc8360emds/mpc8360emds.c')
-rw-r--r--board/freescale/mpc8360emds/mpc8360emds.c115
1 files changed, 65 insertions, 50 deletions
diff --git a/board/freescale/mpc8360emds/mpc8360emds.c b/board/freescale/mpc8360emds/mpc8360emds.c
index 5c3b5dbc9..85c0120f2 100644
--- a/board/freescale/mpc8360emds/mpc8360emds.c
+++ b/board/freescale/mpc8360emds/mpc8360emds.c
@@ -92,8 +92,8 @@ const qe_iop_conf_t qe_iop_conf_tab[] = {
int board_early_init_f(void)
{
- u8 *bcsr = (u8 *)CFG_BCSR;
- const immap_t *immr = (immap_t *)CFG_IMMR;
+ u8 *bcsr = (u8 *)CONFIG_SYS_BCSR;
+ const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
/* Enable flash write */
bcsr[0xa] &= ~0x04;
@@ -120,18 +120,18 @@ int board_early_init_r(void)
extern void ddr_enable_ecc(unsigned int dram_size);
#endif
int fixed_sdram(void);
-void sdram_init(void);
+static int sdram_init(unsigned int base);
phys_size_t initdram(int board_type)
{
- volatile immap_t *im = (immap_t *) CFG_IMMR;
+ volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
u32 msize = 0;
if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
return -1;
/* DDR SDRAM - Main SODIMM */
- im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR;
+ im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
#if defined(CONFIG_SPD_EEPROM)
msize = spd_sdram();
#else
@@ -147,7 +147,7 @@ phys_size_t initdram(int board_type)
/*
* Initialize SDRAM if it is on local bus.
*/
- sdram_init();
+ msize += sdram_init(msize * 1024 * 1024);
/* return total bus SDRAM size(bytes) -- DDR */
return (msize * 1024 * 1024);
@@ -159,12 +159,12 @@ phys_size_t initdram(int board_type)
************************************************************************/
int fixed_sdram(void)
{
- volatile immap_t *im = (immap_t *) CFG_IMMR;
+ volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
u32 msize = 0;
u32 ddr_size;
u32 ddr_size_log2;
- msize = CFG_DDR_SIZE;
+ msize = CONFIG_SYS_DDR_SIZE;
for (ddr_size = msize << 20, ddr_size_log2 = 0;
(ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) {
if (ddr_size & 1) {
@@ -173,42 +173,42 @@ int fixed_sdram(void)
}
im->sysconf.ddrlaw[0].ar =
LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
-#if (CFG_DDR_SIZE != 256)
+#if (CONFIG_SYS_DDR_SIZE != 256)
#warning Currenly any ddr size other than 256 is not supported
#endif
#ifdef CONFIG_DDR_II
- im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS;
- im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG;
- im->ddr.timing_cfg_0 = CFG_DDR_TIMING_0;
- im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1;
- im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2;
- im->ddr.timing_cfg_3 = CFG_DDR_TIMING_3;
- im->ddr.sdram_cfg = CFG_DDR_SDRAM_CFG;
- im->ddr.sdram_cfg2 = CFG_DDR_SDRAM_CFG2;
- im->ddr.sdram_mode = CFG_DDR_MODE;
- im->ddr.sdram_mode2 = CFG_DDR_MODE2;
- im->ddr.sdram_interval = CFG_DDR_INTERVAL;
- im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL;
+ im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
+ im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
+ im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
+ im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+ im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+ im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
+ im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
+ im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
+ im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
+ im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
+ im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
+ im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
#else
im->ddr.csbnds[0].csbnds = 0x00000007;
im->ddr.csbnds[1].csbnds = 0x0008000f;
- im->ddr.cs_config[0] = CFG_DDR_CONFIG;
- im->ddr.cs_config[1] = CFG_DDR_CONFIG;
+ im->ddr.cs_config[0] = CONFIG_SYS_DDR_CONFIG;
+ im->ddr.cs_config[1] = CONFIG_SYS_DDR_CONFIG;
- im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1;
- im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2;
- im->ddr.sdram_cfg = CFG_DDR_CONTROL;
+ im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+ im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+ im->ddr.sdram_cfg = CONFIG_SYS_DDR_CONTROL;
- im->ddr.sdram_mode = CFG_DDR_MODE;
- im->ddr.sdram_interval = CFG_DDR_INTERVAL;
+ im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
+ im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
#endif
udelay(200);
im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
return msize;
}
-#endif /*!CFG_SPD_EEPROM */
+#endif /*!CONFIG_SYS_SPD_EEPROM */
int checkboard(void)
{
@@ -219,34 +219,43 @@ int checkboard(void)
/*
* if MPC8360EMDS is soldered with SDRAM
*/
-#if defined(CFG_BR2_PRELIM) \
- && defined(CFG_OR2_PRELIM) \
- && defined(CFG_LBLAWBAR2_PRELIM) \
- && defined(CFG_LBLAWAR2_PRELIM)
+#ifdef CONFIG_SYS_LB_SDRAM
/*
* Initialize SDRAM memory on the Local Bus.
*/
-void sdram_init(void)
+static int sdram_init(unsigned int base)
{
- volatile immap_t *immap = (immap_t *) CFG_IMMR;
- volatile lbus83xx_t *lbc = &immap->lbus;
- uint *sdram_addr = (uint *) CFG_LBC_SDRAM_BASE;
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile fsl_lbus_t *lbc = &immap->lbus;
+ const int sdram_size = CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024;
+ int rem = base % sdram_size;
+ uint *sdram_addr;
+ /* window base address should be aligned to the window size */
+ if (rem)
+ base = base - rem + sdram_size;
+
+ sdram_addr = (uint *)base;
/*
- * Setup SDRAM Base and Option Registers, already done in cpu_init.c
+ * Setup SDRAM Base and Option Registers
*/
+ immap->lbus.bank[2].br = base | CONFIG_SYS_BR2;
+ immap->lbus.bank[2].or = CONFIG_SYS_OR2;
+ immap->sysconf.lblaw[2].bar = base;
+ immap->sysconf.lblaw[2].ar = CONFIG_SYS_LBLAWAR2;
+
/*setup mtrpt, lsrt and lbcr for LB bus */
- lbc->lbcr = CFG_LBC_LBCR;
- lbc->mrtpr = CFG_LBC_MRTPR;
- lbc->lsrt = CFG_LBC_LSRT;
+ lbc->lbcr = CONFIG_SYS_LBC_LBCR;
+ lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
+ lbc->lsrt = CONFIG_SYS_LBC_LSRT;
asm("sync");
/*
* Configure the SDRAM controller Machine Mode Register.
*/
- lbc->lsdmr = CFG_LBC_LSDMR_5; /* Normal Operation */
- lbc->lsdmr = CFG_LBC_LSDMR_1; /* Precharge All Banks */
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5; /* Normal Operation */
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_1; /* Precharge All Banks */
asm("sync");
*sdram_addr = 0xff;
udelay(100);
@@ -254,7 +263,7 @@ void sdram_init(void)
/*
* We need do 8 times auto refresh operation.
*/
- lbc->lsdmr = CFG_LBC_LSDMR_2;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_2;
asm("sync");
*sdram_addr = 0xff; /* 1 times */
udelay(100);
@@ -274,27 +283,33 @@ void sdram_init(void)
udelay(100);
/* Mode register write operation */
- lbc->lsdmr = CFG_LBC_LSDMR_4;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_4;
asm("sync");
*(sdram_addr + 0xcc) = 0xff;
udelay(100);
/* Normal operation */
- lbc->lsdmr = CFG_LBC_LSDMR_5 | 0x40000000;
+ lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5 | 0x40000000;
asm("sync");
*sdram_addr = 0xff;
udelay(100);
+
+ /*
+ * In non-aligned case we don't [normally] use that memory because
+ * there is a hole.
+ */
+ if (rem)
+ return 0;
+ return CONFIG_SYS_LBC_SDRAM_SIZE;
}
#else
-void sdram_init(void)
-{
-}
+static int sdram_init(unsigned int base) { return 0; }
#endif
#if defined(CONFIG_OF_BOARD_SETUP)
void ft_board_setup(void *blob, bd_t *bd)
{
- const immap_t *immr = (immap_t *)CFG_IMMR;
+ const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
ft_cpu_setup(blob, bd);
#ifdef CONFIG_PCI
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-23 02:14:46 +0000