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authorGreg Watson <jarrah@users.sourceforge.net>2003-11-09 23:13:57 +0000
committerGreg Watson <jarrah@users.sourceforge.net>2003-11-09 23:13:57 +0000
commit33ddaac6fda0b114f95b6fefc13e08639a7d0e19 (patch)
tree8a81b8fc8fb3feb974dcdabf4b2d9fb10c342671 /src/northbridge/motorola
parent91deab98a9adea9a4f2251ba73f46ca86f2acdaa (diff)
changes for v2
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1271 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge/motorola')
-rw-r--r--src/northbridge/motorola/mpc107/Config.lb14
-rw-r--r--src/northbridge/motorola/mpc107/mpc107.c82
2 files changed, 32 insertions, 64 deletions
diff --git a/src/northbridge/motorola/mpc107/Config.lb b/src/northbridge/motorola/mpc107/Config.lb
index c6a957c55b..20d16ac6c9 100644
--- a/src/northbridge/motorola/mpc107/Config.lb
+++ b/src/northbridge/motorola/mpc107/Config.lb
@@ -1,14 +1,14 @@
#
# Objects linked with linuxbios
#
-object i2c.o
-object meminfo.o
-object mpc107.o
-object mpc107_smp.o
-object mpc107_utils.S
+initobject i2c.o
+initobject meminfo.o
+initobject mpc107.o
+#object mpc107_smp.o
+#object mpc107_utils.S
#
# Included in crt0.S
#
-initinclude "NORTHBRIDGE_INIT" northbridge/motorola/mpc107/mpc107_init.inc
-initinclude "NORTHBRIDGE_INIT" northbridge/motorola/mpc107/mpc107_utils.inc
+#initinclude "NORTHBRIDGE_INIT" northbridge/motorola/mpc107/mpc107_init.inc
+#initinclude "NORTHBRIDGE_INIT" northbridge/motorola/mpc107/mpc107_utils.inc
diff --git a/src/northbridge/motorola/mpc107/mpc107.c b/src/northbridge/motorola/mpc107/mpc107.c
index e0460ba90a..77142c4999 100644
--- a/src/northbridge/motorola/mpc107/mpc107.c
+++ b/src/northbridge/motorola/mpc107/mpc107.c
@@ -18,13 +18,11 @@
* MA 02111-1307 USA
*/
#include <stdint.h>
-#include <bsp.h>
#include <ppc.h>
-#include <device/pci.h>
-#include <mem.h>
#include <string.h>
-#include <console/console.h>
+#include <printk.h>
#include <arch/io.h>
+#include <arch/pciconf.h>
#include "i2c.h"
#include "mpc107.h"
#include <timer.h>
@@ -32,40 +30,14 @@
#define NUM_DIMMS 1
#define NUM_BANKS 2
-struct mem_range *
-sizeram(void)
-{
- int i;
- sdram_dimm_info dimm[NUM_DIMMS];
- sdram_bank_info bank[NUM_BANKS];
- static struct mem_range meminfo;
-
- hostbridge_probe_dimms(NUM_DIMMS, dimm, bank);
-
- meminfo.basek = 0;
- meminfo.sizek = 0;
-
- for (i = 0; i < NUM_BANKS; i++) {
- meminfo.sizek += bank[i].size;
- }
-
- meminfo.sizek >>= 10;
-
- return &meminfo;
-}
-
-/*
- * Memory is already turned on, but with pessimistic settings. Now
- * we optimize settings to the actual memory configuration.
- */
-unsigned
-mpc107_config_memory(void)
+void
+sdram_init(void)
{
sdram_dimm_info sdram_dimms[NUM_DIMMS];
sdram_bank_info sdram_banks[NUM_BANKS];
hostbridge_probe_dimms(NUM_DIMMS, sdram_dimms, sdram_banks);
- return hostbridge_config_memory(NUM_BANKS, sdram_banks, 2);
+ (void)hostbridge_config_memory(NUM_BANKS, sdram_banks, 2);
}
/*
@@ -77,7 +49,7 @@ hostbridge_config_memory(int no_banks, sdram_bank_info * bank, int for_real)
int i, j;
char ignore[8];
/* Convert bus clock to cycle time in 100ns units */
- unsigned cycle_time = 10 * (2500000000U / bsp_clock_speed());
+ unsigned cycle_time = 10 * (2500000000U / get_clock_speed());
/* Approximate */
unsigned access_time = cycle_time - 300;
unsigned cas_latency = 0;
@@ -97,10 +69,6 @@ hostbridge_config_memory(int no_banks, sdram_bank_info * bank, int for_real)
uint32_t memend1, memend2;
uint32_t extmemend1, extmemend2;
uint32_t address;
- struct device *dev;
-
- if ((dev = dev_find_slot(0, 0)) == NULL )
- return 0;
/* Set up the ignore mask */
for(i = 0; i < no_banks; i++)
@@ -148,9 +116,9 @@ hostbridge_config_memory(int no_banks, sdram_bank_info * bank, int for_real)
}
/* Read in configuration of port X */
- mccr1 = pci_read_config32(dev, 0xf0);
- mccr2 = pci_read_config32(dev, 0xf4);
- mccr4 = pci_read_config32(dev, 0xfc);
+ mccr1 = pci_ppc_read_config32(0, 0, 0xf0);
+ mccr2 = pci_ppc_read_config32(0, 0, 0xf4);
+ mccr4 = pci_ppc_read_config32(0, 0, 0xfc);
mccr1 &= 0xfff00000;
mccr2 &= 0xffe00000;
mccr3 = 0;
@@ -267,20 +235,20 @@ hostbridge_config_memory(int no_banks, sdram_bank_info * bank, int for_real)
if (for_real)
{
- pci_write_config8(dev, 0xa0, bank_enable);
- pci_write_config32(dev, 0x80, memstart1);
- pci_write_config32(dev, 0x84, memstart2);
- pci_write_config32(dev, 0x88, extmemstart1);
- pci_write_config32(dev, 0x8c, extmemstart2);
- pci_write_config32(dev, 0x90, memend1);
- pci_write_config32(dev, 0x94, memend2);
- pci_write_config32(dev, 0x98, extmemend1);
- pci_write_config32(dev, 0x9c, extmemend2);
-
- pci_write_config32(dev, 0xfc, mccr4);
- pci_write_config32(dev, 0xf8, mccr3);
- pci_write_config32(dev, 0xf4, mccr2);
- pci_write_config32(dev, 0xf0, mccr1);
+ pci_ppc_write_config8(0, 0, 0xa0, bank_enable);
+ pci_ppc_write_config32(0, 0, 0x80, memstart1);
+ pci_ppc_write_config32(0, 0, 0x84, memstart2);
+ pci_ppc_write_config32(0, 0, 0x88, extmemstart1);
+ pci_ppc_write_config32(0, 0, 0x8c, extmemstart2);
+ pci_ppc_write_config32(0, 0, 0x90, memend1);
+ pci_ppc_write_config32(0, 0, 0x94, memend2);
+ pci_ppc_write_config32(0, 0, 0x98, extmemend1);
+ pci_ppc_write_config32(0, 0, 0x9c, extmemend2);
+
+ pci_ppc_write_config32(0, 0, 0xfc, mccr4);
+ pci_ppc_write_config32(0, 0, 0xf8, mccr3);
+ pci_ppc_write_config32(0, 0, 0xf4, mccr2);
+ pci_ppc_write_config32(0, 0, 0xf0, mccr1);
}
return address;
@@ -331,7 +299,7 @@ mpc107_i2c_byte_write(struct i2c_bus *bus, int target, int address, uint8_t data
unsigned timeout = ticks_since_boot() + 3 * get_hz();
/* Must wait here for clocks to start */
- sleep_ticks(get_hz() / 40);
+ udelay(25000);
/* Start with MEN */
writel(MPC107_I2C_CCR_MEN, MPC107_BASE + MPC107_I2CCR);
/* Start as master */
@@ -381,7 +349,7 @@ mpc107_i2c_master_read(struct i2c_bus *bus, int target, int address,
unsigned count;
/* Must wait here for clocks to start */
- sleep_ticks(get_hz() / 40);
+ udelay(25000);
/* Start with MEN */
writel(MPC107_I2C_CCR_MEN, MPC107_BASE + MPC107_I2CCR);
/* Start as master */