Move CS5535 specific setup from GX2 driver to CS5535.

To apply this patch you need to 
cp src/northbridge/amd/gx2/chipsetinit.c src/southbridge/amd/cs5535/

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Nils Jacobs <njacobs8@hetnet.nl>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5589 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

5 files changed, 1 insertions, 383 deletions

diff --git a/src/northbridge/amd/gx2/Makefile.inc b/src/northbridge/amd/gx2/Makefile.inc
index eb8a5dbc2d..f86105fd2e 100644
--- a/src/northbridge/amd/gx2/Makefile.inc
+++ b/src/northbridge/amd/gx2/Makefile.inc
@@ -1,4 +1,3 @@
 driver-y += northbridge.o
 obj-y += northbridgeinit.o
-obj-y += chipsetinit.o
 obj-y += grphinit.o
diff --git a/src/northbridge/amd/gx2/chip.h b/src/northbridge/amd/gx2/chip.h
index 556c0e1de0..60b5691c29 100644
--- a/src/northbridge/amd/gx2/chip.h
+++ b/src/northbridge/amd/gx2/chip.h
@@ -1,7 +1,6 @@
 struct northbridge_amd_gx2_config
 {
  	uint16_t irqmap;
-	int setupflash;
 };
 
 extern struct chip_operations northbridge_amd_gx2_ops;
diff --git a/src/northbridge/amd/gx2/chipsetinit.c b/src/northbridge/amd/gx2/chipsetinit.c
deleted file mode 100644
index 1d0edc4c4d..0000000000
--- a/src/northbridge/amd/gx2/chipsetinit.c
+++ /dev/null
@@ -1,378 +0,0 @@
-#include <console/console.h>
-#include <arch/io.h>
-#include <stdint.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <stdlib.h>
-#include <string.h>
-#include <bitops.h>
-#include "chip.h"
-#include "northbridge.h"
-#include <cpu/amd/gx2def.h>
-#include <cpu/x86/msr.h>
-#include <cpu/x86/cache.h>
-#include "southbridge/amd/cs5536/cs5536.h"
-
-/* the structs in this file only set msr.lo. But ... that may not always be true */
-
-struct msrinit {
-	unsigned long msrnum;
-	msr_t msr;
-};
-
-/*  Master Configuration Register for Bus Masters. */
-static struct msrinit SB_MASTER_CONF_TABLE[] = {
-	{ USB1_SB_GLD_MSR_CONF,	{.hi=0,.lo=0x00008f000} },	/*  NOTE: Must be 1st entry in table */
-	{ USB2_SB_GLD_MSR_CONF,	{.hi=0,.lo=0x00008f000} },
-	{ ATA_SB_GLD_MSR_CONF,	{.hi=0,.lo=0x00048f000} },
-	{ AC97_SB_GLD_MSR_CONF,	{.hi=0,.lo=0x00008f000} },
-	{ MDD_SB_GLD_MSR_CONF,	{.hi=0,.lo=0x00000f000} },
-/* GLPCI_SB_GLD_MSR_CONF,	0x0FFFFFFFF*/
-/* GLCP_SB_GLD_MSR_CONF,	0x0FFFFFFFF*/
-/* GLIU_SB_GLD_MSR_CONF,	0x0*/
-	{0,{0,0}}
-};
-
-/*  5535_A3 Clock Gating*/
-static struct msrinit CS5535_CLOCK_GATING_TABLE[] = {
-	{ USB1_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ USB2_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ GLIU_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000004} },
-	{ GLPCI_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ GLCP_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000004} },
-	{ MDD_SB_GLD_MSR_PM,	{.hi=0, .lo=0x050554111} },
-	{ ATA_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ AC97_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ 0,			{.hi=0, .lo=0x000000000} }
-};
-
-/*  5536 Clock Gating*/
-static struct msrinit CS5536_CLOCK_GATING_TABLE[] = {
-/* MSR		  Setting*/
-	{ GLIU_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000004} },
-	{ GLPCI_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ GLCP_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000004} },
-	{ MDD_SB_GLD_MSR_PM,	{.hi=0, .lo=0x050554111} }, /*  SMBus clock gating errata (PBZ 2226 & SiBZ 3977) */
-	{ ATA_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ AC97_SB_GLD_MSR_PM,	{.hi=0, .lo=0x000000005} },
-	{ 0,			{.hi=0, .lo=0x000000000} }
-};
-
-#ifdef UNUSED_CODE
-struct acpiinit {
-	unsigned short ioreg;
-	unsigned long regdata;
-	unsigned short iolen;
-};
-
-static struct acpiinit acpi_init_table[] = {
-	{ACPI_BASE+0x00, 0x01000000, 4},
-	{ACPI_BASE+0x08, 0, 4},
-	{ACPI_BASE+0x0C, 0, 4},
-	{ACPI_BASE+0x1C, 0, 4},
-	{ACPI_BASE+0x18, 0x0FFFFFFFF, 4},
-	{ACPI_BASE+0x00, 0x0000FFFF, 4},
-
-	{PM_SCLK, 0x000000E00, 4},
-	{PM_SED,  0x000004601, 4},
-	{PM_SIDD, 0x000008C02, 4},
-	{PM_WKD,  0x0000000A0, 4},
-	{PM_WKXD, 0x0000000A0, 4},
-	{0,0,0}
-};
-#endif
-
-/* return 1 if we are a 5536-based system */
-static int is_5536(void)
-{
-	msr_t msr;
-	msr = rdmsr(GLIU_SB_GLD_MSR_CAP);
-	msr.lo >>= 20;
-	printk(BIOS_DEBUG, "is_5536: msr.lo is 0x%x(==5 means 5536)\n", msr.lo&0xf);
-	return ((msr.lo&0xf) == 5);
-}
-
-#ifdef UNUSED_CODE
-/*****************************************************************************
- *
- *	pmChipsetInit
- *
- *	Program ACPI LBAR and initialize ACPI registers.
- *
- *****************************************************************************/
-static void pmChipsetInit(void)
-{
-	unsigned long val = 0;
-	unsigned short port;
-
-	port =  (PMLogic_BASE + 0x010);
-	val =  0x0E00		; /*  1ms*/
-	outl(val, port);
-
-	/*  PM_WKXD*/
-	/*  Make sure bits[3:0]=0000b to clear the*/
-	/*  saved Sx state*/
-	port =  (PMLogic_BASE + 0x034);
-	val =  0x0A0		; /*  5ms*/
-	outl(val, port);
-
-	/*  PM_WKD*/
-	port =  (PMLogic_BASE + 0x030);
-	outl(val, port);
-
-	/*  PM_SED*/
-	port =  (PMLogic_BASE + 0x014);
-	val =  0x04601		; /*  5ms*/
-	outl(val, port);
-
-	/*  PM_SIDD*/
-	port =  (PMLogic_BASE + 0x020);
-	val =  0x08C02		; /*  10ms*/
-	outl(val, port);
-
-	/* GPIO24 OUT_AUX1 function is the external signal for 5535's
-	 * vsb_working_aux which is de-asserted when 5535 enters Standby (S3 or
-	 * S5) state.  On Hawk, GPIO24 controls all voltage rails except Vmem
-	 * and Vstandby.  This means GX2 will be fully de-powered if this
-	 * control de-asserts in S3/S5.
-	 */
-
-	/* GPIO24 is setup in preChipsetInit for two reasons
-	 * 1. GPIO24 at reset defaults to disabled, since this signal is
-	 *    vsb_work_aux on Hawk it controls the FET's for all voltage
-	 *    rails except Vstanby & Vmem.  BIOS needs to enable GPIO24 as
-	 *    OUT_AUX1 & OUTPUT_EN early so it is driven by 5535.
-	 * 2. Non-PM builds will require GPIO24 enabled for instant-off power
-	 *    button
-	 */
-
-	/* GPIO11 OUT_AUX1 function is the external signal for 5535's
-	 * slp_clk_n which is asserted when 5535 enters Sleep(S1) state.
-	 * On Hawk, GPIO11 is connected to control input of external clock
-	 * generator for 14MHz, PCI, USB & LPC clocks.
-	 * Programming of GPIO11 will be done by VSA PM code.  During VSA
-	 * Init. BIOS writes PM Core Virual Register indicating if S1 Clocks
-	 * should be On or Off. This is based on a Setup item.  We do not want
-	 * to leave GPIO11 enabled because of a Hawk board problem.  With
-	 * GPIO11 enabled in S3, something is back-driving GPIO11 causing it
-	 * to float to 1.6-1.7V.
-	 */
-}
-#endif
-
-struct FLASH_DEVICE {
-	unsigned char fType;		/* Flash type: NOR or NAND */
-	unsigned char fInterface;	/* Flash interface: I/O or Memory */
-	unsigned long fMask;		/* Flash size/mask */
-};
-
-static struct FLASH_DEVICE FlashInitTable[] = {
-	{ FLASH_TYPE_NAND, FLASH_IF_MEM, FLASH_MEM_4K },	/* CS0, or Flash Device 0 */
-	{ FLASH_TYPE_NONE, 0, 0 },	/* CS1, or Flash Device 1 */
-	{ FLASH_TYPE_NONE, 0, 0 },	/* CS2, or Flash Device 2 */
-	{ FLASH_TYPE_NONE, 0, 0 },	/* CS3, or Flash Device 3 */
-};
-
-#define FlashInitTableLen (ARRAY_SIZE(FlashInitTable))
-
-static uint32_t FlashPort[] = {
-	MDD_LBAR_FLSH0,
-	MDD_LBAR_FLSH1,
-	MDD_LBAR_FLSH2,
-	MDD_LBAR_FLSH3
-};
-
-/***************************************************************************
- *
- *	ChipsetFlashSetup
- *
- *	Flash LBARs need to be setup before VSA init so the PCI BARs have
- *	correct size info.  Call this routine only if flash needs to be
- *	configured (don't call it if you want IDE).
- *
- **************************************************************************/
-static void ChipsetFlashSetup(void)
-{
-	msr_t msr;
-	int i;
-	int numEnabled = 0;
-
-	printk(BIOS_DEBUG, "ChipsetFlashSetup++\n");
-	for (i = 0; i < FlashInitTableLen; i++) {
-		if (FlashInitTable[i].fType != FLASH_TYPE_NONE) {
-			printk(BIOS_DEBUG, "Enable CS%d\n", i);
-			/* we need to configure the memory/IO mask */
-			msr = rdmsr(FlashPort[i]);
-			msr.hi = 0;	/* start with the "enabled" bit clear */
-			if (FlashInitTable[i].fType == FLASH_TYPE_NAND)
-				msr.hi |= 0x00000002;
-			else
-				msr.hi &= ~0x00000002;
-			if (FlashInitTable[i].fInterface == FLASH_IF_MEM)
-				msr.hi |= 0x00000004;
-			else
-				msr.hi &= ~0x00000004;
-			msr.hi |= FlashInitTable[i].fMask;
-			printk(BIOS_DEBUG, "WRMSR(0x%08X, %08X_%08X)\n", FlashPort[i], msr.hi, msr.lo);
-			wrmsr(FlashPort[i], msr);
-
-			/* now write-enable the device */
-			msr = rdmsr(MDD_NORF_CNTRL);
-			msr.lo |= (1 << i);
-			printk(BIOS_DEBUG, "WRMSR(0x%08X, %08X_%08X)\n", MDD_NORF_CNTRL, msr.hi, msr.lo);
-			wrmsr(MDD_NORF_CNTRL, msr);
-
-			/* update the number enabled */
-			numEnabled++;
-		}
-	}
-
-	/* enable the flash */
-	if (0 != numEnabled) {
-		msr = rdmsr(MDD_PIN_OPT);
-		msr.lo &= ~1; /* PIN_OPT_IDE */
-		printk(BIOS_DEBUG, "WRMSR(0x%08X, %08X_%08X)\n", MDD_PIN_OPT, msr.hi, msr.lo);
-		wrmsr(MDD_PIN_OPT, msr);
-	}
-
-	printk(BIOS_DEBUG, "ChipsetFlashSetup--\n");
-}
-
-
-
-/****************************************************************************
- *
- * 	ChipsetGeodeLinkInit
- *
- * 	Handle chipset specific GeodeLink settings here.
- * 	Called from GeodeLink init code.
- *
- ****************************************************************************/
-static void
-ChipsetGeodeLinkInit(void)
-{
-	msr_t msr;
-	unsigned long msrnum;
-	unsigned long totalmem;
-
-	if (is_5536())
-		return;
-
-	/*  SWASIF for A1 DMA */
-	/*  Set all memory to  "just above systop" PCI so DMA will work */
-
-	/*  check A1 */
-	msrnum = MSR_SB_GLCP + 0x17;
-	msr = rdmsr(msrnum);
-	if ((msr.lo&0xff) == 0x11)
-		return;
-
-	totalmem = (sizeram() << 20) - 1; // highest address
-	totalmem >>= 12;
-	totalmem = ~totalmem;
-	totalmem &= 0xfffff;
-	msr.lo = totalmem;
-	msr.hi = 0x20000000;		/*  Port 1 (PCI) */
-	msrnum = MSR_SB_GLIU + 0x20;
-	wrmsr(msrnum, msr);
-}
-
-void
-gx2_chipsetinit (struct northbridge_amd_gx2_config *nb)
-{
-	msr_t msr;
-	struct msrinit *csi;
-	int i;
-	unsigned long msrnum;
-
-	outb( P80_CHIPSET_INIT, 0x80);
-	ChipsetGeodeLinkInit();
-
-	printk(BIOS_DEBUG, "Companion is a %s\n", is_5536()?"CS5536":"CS5535");
-
-#ifdef UNUSED_CODE
-	/* we hope NEVER to be in coreboot when S3 resumes
-	if (! IsS3Resume()) */
-	{
-		struct acpiinit *aci = acpi_init_table;
-		while (aci->ioreg){
-			if (aci->iolen == 2) {
-				outw(aci->regdata, aci->ioreg);
-				inw(aci->ioreg);
-			} else {
-				outl(aci->regdata, aci->ioreg);
-				inl(aci->ioreg);
-			}
-		}
-
-		pmChipsetInit();
-	}
-#endif
-
-	if (!is_5536()) {
-		/*  Setup USB. Need more details. #118.18 */
-		msrnum = MSR_SB_USB1 + 8;
-		msr.lo =  0x00012090;
-		msr.hi = 0;
-		wrmsr(msrnum, msr);
-		msrnum = MSR_SB_USB2 + 8;
-		wrmsr(msrnum, msr);
-	}
-
-	/* set hd IRQ */
-	outl	(GPIOL_2_SET, GPIOL_INPUT_ENABLE);
-	outl	(GPIOL_2_SET, GPIOL_IN_AUX1_SELECT);
-
-	/*  Allow IO read and writes during a ATA DMA operation. */
-	/*   This could be done in the HD rom but do it here for easier debugging. */
-
-	msrnum = ATA_SB_GLD_MSR_ERR;
-	msr = rdmsr(msrnum);
-	msr.lo &= ~0x100;
-	wrmsr(msrnum, msr);
-
-	/*  Enable Post Primary IDE. */
-	msrnum = GLPCI_SB_CTRL;
-	msr = rdmsr(msrnum);
-	msr.lo |=  GLPCI_CRTL_PPIDE_SET;
-	wrmsr(msrnum, msr);
-
-	/*  Set up Master Configuration Register */
-	/*  If 5536, use same master config settings as 5535, except for OHCI MSRs */
-	if (is_5536())
-		i = 2;
-	else
-		i = 0;
-
-	csi = &SB_MASTER_CONF_TABLE[i];
-	for(; csi->msrnum; csi++){
-		msr.lo = csi->msr.lo;
-		msr.hi = csi->msr.hi;
-		wrmsr(csi->msrnum, msr); // MSR - see table above
-	}
-
-	/*  Flash Setup */
-	printk(BIOS_INFO, "%sDOING ChipsetFlashSetup()!\n",
-			nb->setupflash ? "" : "NOT ");
-
-	if (nb->setupflash)
-		ChipsetFlashSetup();
-
-	/*  Set up Hardware Clock Gating */
-
-	/* if (getnvram(TOKEN_SB_CLK_GATE) != TVALUE_DISABLE) */
-	{
-		if (is_5536())
-			csi = CS5536_CLOCK_GATING_TABLE;
-		else
-			csi = CS5535_CLOCK_GATING_TABLE;
-
-		for(; csi->msrnum; csi++){
-			msr.lo = csi->msr.lo;
-			msr.hi = csi->msr.hi;
-			wrmsr(csi->msrnum, msr);	// MSR - see table above
-		}
-	}
-}
-
diff --git a/src/northbridge/amd/gx2/northbridge.c b/src/northbridge/amd/gx2/northbridge.c
index 42fdcbb496..bb41fd057d 100644
--- a/src/northbridge/amd/gx2/northbridge.c
+++ b/src/northbridge/amd/gx2/northbridge.c
@@ -486,13 +486,12 @@ static void enable_dev(struct device *dev)
 
         /* Set the operations if it is a special bus type */
         if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) {
-		struct northbridge_amd_gx2_config *nb = (struct northbridge_amd_gx2_config *)dev->chip_info;
 		u32 tomk;
 		printk(BIOS_DEBUG, "DEVICE_PATH_PCI_DOMAIN\n");
 		/* cpubug MUST be called before setup_gx2(), so we force the issue here */
 		northbridgeinit();
 		cpubug();
-		gx2_chipsetinit(nb);
+		chipsetinit();
 		setup_gx2();
 		do_vsmbios();
 		graphics_init();
diff --git a/src/northbridge/amd/gx2/northbridge.h b/src/northbridge/amd/gx2/northbridge.h
index cd3af80cd5..f42ff6aa47 100644
--- a/src/northbridge/amd/gx2/northbridge.h
+++ b/src/northbridge/amd/gx2/northbridge.h
@@ -6,7 +6,6 @@
 #else
 unsigned int gx2_scan_root_bus(device_t root, unsigned int max);
 int sizeram(void);
-void gx2_chipsetinit (struct northbridge_amd_gx2_config *nb);
 void graphics_init(void);
 void northbridgeinit(void);
 #endif