failed attempt to do early init for cs5535. Almost there but

still get garbage reading smbus.


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2192 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 10 insertions, 61 deletions

diff --git a/src/mainboard/amd/rumba/auto.c b/src/mainboard/amd/rumba/auto.c
index 9163374cff..6b3586b205 100644
--- a/src/mainboard/amd/rumba/auto.c
+++ b/src/mainboard/amd/rumba/auto.c
@@ -9,48 +9,32 @@
 #include "pc80/serial.c"
 #include "arch/i386/lib/console.c"
 #include "ram/ramtest.c"
-#include "southbridge/amd/cs5535/cs5535_early_smbus.c"
 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
 #include "cpu/x86/bist.h"
 #include "cpu/x86/msr.h"
+#include <cpu/amd/gx2def.h>
 
 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
-static void dump_msr(void)
-{
-	int i = 0;
-	msr_t msr;
-
-	static const unsigned int msrs[] = { 0x20000018, 0x20000019, 0x0};
-
-	while (msrs[i] != 0) {
-		msr = rdmsr(msrs[i]);
-		print_debug("MSR ");
-		print_debug_hex32(msrs[i]);
-		print_debug("=> ");
-		print_debug_hex32(msr.hi);
-		print_debug(":");
-		print_debug_hex32(msr.lo);
-		print_debug("\n\r");
-		i++;
-	}
-}
 
-//#include "lib/delay.c"
+#include "southbridge/amd/cs5535/cs5535_early_smbus.c"
+#include "southbridge/amd/cs5535/cs5535_early_setup.c"
 #include "northbridge/amd/gx2/raminit.h"
 #include "northbridge/amd/gx2/raminit.c"
 #include "sdram/generic_sdram.c"
 
+#include "northbridge/amd/gx2/pll_reset.c"
 
 static void msr_init(void)
 {
-
 	__builtin_wrmsr(0x1808,  0x10f3bf00, 0x22fffc02);
+
 	__builtin_wrmsr(0x10000020, 0xfff80, 0x20000000);
         __builtin_wrmsr(0x10000021, 0x80fffe0, 0x20000000);
         __builtin_wrmsr(0x10000026, 0x400fffc0, 0x2cfbc040);
         __builtin_wrmsr(0x10000027, 0xfff00000, 0xff);
         __builtin_wrmsr(0x10000028, 0x7bf00100, 0x2000000f);
         __builtin_wrmsr(0x1000002c, 0xff030003, 0x20000000);
+
         __builtin_wrmsr(0x10000080, 0x3, 0x0);
 
         __builtin_wrmsr(0x40000020, 0xfff80, 0x20000000);
@@ -60,47 +44,12 @@ static void msr_init(void)
         __builtin_wrmsr(0x40000029, 0x7bf00100, 0x2000000f);
         __builtin_wrmsr(0x4000002d, 0xff030003, 0x20000000);
 
-        __builtin_wrmsr(0x400000e3, 0xf0309c10, 0x0);
 
-        __builtin_wrmsr(0xc0002001, 0x86002, 0x0);
-        __builtin_wrmsr(0x80002001, 0x86002, 0x0);
-        __builtin_wrmsr(0xa0002001, 0x86002, 0x0);
         __builtin_wrmsr(0x50002001, 0x27, 0x0);
         __builtin_wrmsr(0x4c002001, 0x1, 0x0);
 }
 
-static void pll_reset(void)
-{
-	msr_t msr;
-
-	msr = rdmsr(0x4c000014);
-	print_debug("CGLP_SYS_RSTPLL ");
-	print_debug_hex32(msr.hi);
-	print_debug(":");
-	print_debug_hex32(msr.lo);
-	print_debug("\n\r");
-
-	if ((msr.lo >> 26) & 0x3F) {
-		print_debug("reboot from BIOS reset\n\r");
-		return;
-	}
-	print_debug("prgramming PLL\n\r");
-	
-	msr.hi = 0x00000019;
-	msr.lo = 0x06de0378;
-	wrmsr(0x4c000014, msr);
-	msr.lo |= ((0xde << 16) | (1 << 26) | (1 << 24));
-	wrmsr(0x4c000014, msr);
-
-	print_debug("Reset PLL\n\r");
 
-	msr.lo |= ((1<<14) |(1<<13) | (1<<0));
-	wrmsr(0x4c000014,msr);
-
-	print_debug("should not be here\n\r");
-
-
-}
 static void main(unsigned long bist)
 {
 	static const struct mem_controller memctrl [] = {
@@ -108,15 +57,15 @@ static void main(unsigned long bist)
 	};
 
 	msr_init();
-	
+
 	w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
 	uart_init();
 	console_init();
 
-	pll_reset();
-
-	msr_init();
+	cs5535_early_setup();
 
+	pll_reset();
+	//msr_init();
 
 	/* Halt if there was a built in self test failure */
 	//report_bist_failure(bist);