summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/southbridge/amd/cs5535/cs5536.c41
-rw-r--r--src/southbridge/amd/cs5535/cs5536.h4
-rw-r--r--src/southbridge/amd/cs5535/cs5536_early_setup.c182
-rw-r--r--src/southbridge/amd/cs5535/cs5536_early_smbus.c45
-rw-r--r--src/southbridge/amd/cs5535/cs5536_ide.c30
-rw-r--r--src/southbridge/amd/cs5535/cs5536_smbus.h180
6 files changed, 0 insertions, 482 deletions
diff --git a/src/southbridge/amd/cs5535/cs5536.c b/src/southbridge/amd/cs5535/cs5536.c
deleted file mode 100644
index 953670f783..0000000000
--- a/src/southbridge/amd/cs5535/cs5536.c
+++ /dev/null
@@ -1,41 +0,0 @@
-
-#include <arch/io.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ops.h>
-#include <device/pci_ids.h>
-#include <console/console.h>
-#include "cs5536.h"
-
-static void southbridge_init(struct device *dev)
-{
- printk_err("cs5536: %s\n", __FUNCTION__);
- setup_i8259();
-}
-
-static void southbridge_enable(struct device *dev)
-{
- printk_err("%s: dev is %p\n", __FUNCTION__, dev);
-}
-
-static void cs5536_pci_dev_enable_resources(device_t dev)
-{
- printk_err("cs5536.c: %s()\n", __FUNCTION__);
- pci_dev_enable_resources(dev);
- enable_childrens_resources(dev);
-}
-
-static struct device_operations southbridge_ops = {
- .read_resources = pci_dev_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = cs5536_pci_dev_enable_resources,
- .init = southbridge_init,
- .enable = southbridge_enable,
- .scan_bus = scan_static_bus,
-};
-
-static struct pci_driver cs5535_pci_driver __pci_driver = {
- .ops = &southbridge_ops,
- .vendor = PCI_VENDOR_ID_AMD,
- .device = PCI_DEVICE_ID_AMD_CS5536_ISA
-};
diff --git a/src/southbridge/amd/cs5535/cs5536.h b/src/southbridge/amd/cs5535/cs5536.h
deleted file mode 100644
index 82d657204a..0000000000
--- a/src/southbridge/amd/cs5535/cs5536.h
+++ /dev/null
@@ -1,4 +0,0 @@
-#ifndef _CS5535_H
-#define _CS5535_H
-
-#endif
diff --git a/src/southbridge/amd/cs5535/cs5536_early_setup.c b/src/southbridge/amd/cs5535/cs5536_early_setup.c
deleted file mode 100644
index ff31f76235..0000000000
--- a/src/southbridge/amd/cs5535/cs5536_early_setup.c
+++ /dev/null
@@ -1,182 +0,0 @@
-/*
- *
- * cs5536_early_setup.c: Early chipset initialization for CS5536 companion device
- *
- *
- * This file implements the initialization sequence documented in section 4.2 of
- * AMD Geode GX Processor CS5536 Companion Device GoedeROM Porting Guide.
- *
- */
-
-#define CS5536_GLINK_PORT_NUM 0x02 /* the geode link port number to the CS5536 */
-#define CS5536_DEV_NUM 0x0F /* default PCI device number for CS5536 */
-
-/**
- * @brief Setup PCI IDSEL for CS5536
- *
- *
- */
-
-static void cs5536_setup_extmsr(void)
-{
- msr_t msr;
-
- /* forward MSR access to CS5536_GLINK_PORT_NUM to CS5536_DEV_NUM */
- msr.hi = msr.lo = 0x00000000;
- if (CS5536_GLINK_PORT_NUM <= 4) {
- msr.lo = CS5536_DEV_NUM << ((CS5536_GLINK_PORT_NUM - 1) * 8);
- } else {
- msr.hi = CS5536_DEV_NUM << ((CS5536_GLINK_PORT_NUM - 5) * 8);
- }
- wrmsr(0x5000201e, msr);
-}
-
-static void cs5536_setup_idsel(void)
-{
- /* write IDSEL to the write once register at address 0x0000 */
- outl(0x1 << (CS5536_DEV_NUM + 10), 0);
-}
-
-static void cs5536_usb_swapsif(void)
-{
- msr_t msr;
-
- msr = rdmsr(0x51600005);
- //USB Serial short detect bit.
- if (msr.hi & 0x10) {
- /* We need to preserve bits 32,33,35 and not clear any BIST error, but clear the
- * SERSHRT error bit */
- msr.hi &= 0xFFFFFFFB;
- wrmsr(0x51600005, msr);
- }
-}
-
-static int cs5536_setup_iobase(void)
-{
- msr_t msr;
-
- /* setup LBAR for SMBus controller */
- __builtin_wrmsr(0x5140000b, 0x00006000, 0x0000f001);
- /* setup LBAR for GPIO */
- __builtin_wrmsr(0x5140000c, 0x00006100, 0x0000f001);
- /* setup LBAR for MFGPT */
- __builtin_wrmsr(0x5140000d, 0x00006200, 0x0000f001);
- /* setup LBAR for ACPI */
- __builtin_wrmsr(0x5140000e, 0x00009c00, 0x0000f001);
- /* setup LBAR for PM Support */
- __builtin_wrmsr(0x5140000f, 0x00009d00, 0x0000f001);
-}
-
-static void cs5536_setup_power_bottun(void)
-{
- /* not implemented yet */
-#if 0
- pwrBtn_setup:
- ;
- ; Power Button Setup
- ;
- ;mov eax, 0C0020000h ; 4 seconds + lock
- mov eax, 040020000h ; 4 seconds no lock
- mov dx, PMLogic_BASE + 40h
- out dx, eax
-
- ; setup GPIO24, it is the external signal for 5536 vsb_work_aux
- ; which controls all voltage rails except Vstandby & Vmem.
- ; We need to enable, OUT_AUX1 and OUTPUT_ENABLE in this order.
- ; If GPIO24 is not enabled then soft-off will not work.
- mov dx, GPIOH_OUT_AUX1_SELECT
- mov eax, GPIOH_24_SET
- out dx, eax
- mov dx, GPIOH_OUTPUT_ENABLE
- out dx, eax
-
-#endif
-}
-
-static void cs5536_setup_gpio(void)
-{
- uint32_t val;
-
- /* setup GPIO pins 14/15 for SDA/SCL */
- val = (1<<14 | 1<<15);
- /* Output Enable */
- outl(0x3fffc000, 0x6100 + 0x04);
- //outl(val, 0x6100 + 0x04);
- /* Output AUX1 */
- outl(0x3fffc000, 0x6100 + 0x10);
- //outl(val, 0x6100 + 0x10);
- /* Input Enable */
- //outl(0x0f5af0a5, 0x6100 + 0x20);
- outl(0x3fffc000, 0x6100 + 0x20);
- //outl(val, 0x6100 + 0x20);
- /* Input AUX1 */
- //outl(0x3ffbc004, 0x6100 + 0x34);
- outl(0x3fffc000, 0x6100 + 0x34);
- //outl(val, 0x6100 + 0x34);
-}
-
-static void cs5536_disable_internal_uart(void)
-{
- /* not implemented yet */
-#if 0
- ; The UARTs default to enabled.
- ; Disable and reset them and configure them later. (SIO init)
- mov ecx, MDD_UART1_CONF
- RDMSR
- mov eax, 1h ; reset
- WRMSR
- mov eax, 0h ; disabled
- WRMSR
-
- mov ecx, MDD_UART2_CONF
- RDMSR
- mov eax, 1h ; reset
- WRMSR
- mov eax, 0h ; disabled
- WRMSR
-
-#endif
-}
-
-static void cs5536_setup_cis_mode(void)
-{
- msr_t msr;
-
- /* setup CPU interface serial to mode C on both sides */
- msr = __builtin_rdmsr(0x51000010);
- msr.lo &= ~0x18;
- msr.lo |= 0x10;
- __builtin_wrmsr(0x51000010, msr.lo, msr.hi);
- //Only do this if we are building for 5536
- __builtin_wrmsr(0x54002010, 0x00000002, 0x00000000);
-}
-
-static void dummy(void)
-{
-}
-
-static int cs5536_early_setup(void)
-{
- msr_t msr;
-
- cs5536_setup_extmsr();
-
- msr = rdmsr(GLCP_SYS_RSTPLL);
- if (msr.lo & (0x3f << 26)) {
- /* PLL is already set and we are reboot from PLL reset */
- print_debug("reboot from BIOS reset\n\r");
- return;
- }
- print_debug("Setup idsel\r\n");
- cs5536_setup_idsel();
- print_debug("Setup iobase\r\n");
- cs5536_usb_swapsif();
- cs5536_setup_iobase();
- print_debug("Setup gpio\r\n");
- cs5536_setup_gpio();
- print_debug("Setup cis_mode\r\n");
- cs5536_setup_cis_mode();
- print_debug("Setup smbus\r\n");
- cs5536_enable_smbus();
- dummy();
-}
diff --git a/src/southbridge/amd/cs5535/cs5536_early_smbus.c b/src/southbridge/amd/cs5535/cs5536_early_smbus.c
deleted file mode 100644
index 0605d0cb82..0000000000
--- a/src/southbridge/amd/cs5535/cs5536_early_smbus.c
+++ /dev/null
@@ -1,45 +0,0 @@
-#include "cs5536_smbus.h"
-
-#define SMBUS_IO_BASE 0x6000
-
-/* initialization for SMBus Controller */
-static int cs5536_enable_smbus(void)
-{
- unsigned char val;
-
- /* reset SMBUS controller */
- outb(0, SMBUS_IO_BASE + SMB_CTRL2);
-
- /* Set SCL freq and enable SMB controller */
- val = inb(SMBUS_IO_BASE + SMB_CTRL2);
- val |= ((0x20 << 1) | SMB_CTRL2_ENABLE);
- outb(val, SMBUS_IO_BASE + SMB_CTRL2);
-
- /* Setup SMBus host controller address to 0xEF */
- val = inb(SMBUS_IO_BASE + SMB_ADD);
- val |= (0xEF | SMB_ADD_SAEN);
- outb(val, SMBUS_IO_BASE + SMB_ADD);
-}
-
-static int smbus_read_byte(unsigned device, unsigned address)
-{
- return do_smbus_read_byte(SMBUS_IO_BASE, device, address-1);
-}
-
-#if 0
-static int smbus_recv_byte(unsigned device)
-{
- return do_smbus_recv_byte(SMBUS_IO_BASE, device);
-}
-
-static int smbus_send_byte(unsigned device, unsigned char val)
-{
- return do_smbus_send_byte(SMBUS_IO_BASE, device, val);
-}
-
-
-static int smbus_write_byte(unsigned device, unsigned address, unsigned char val)
-{
- return do_smbus_write_byte(SMBUS_IO_BASE, device, address, val);
-}
-#endif
diff --git a/src/southbridge/amd/cs5535/cs5536_ide.c b/src/southbridge/amd/cs5535/cs5536_ide.c
deleted file mode 100644
index 123f775fba..0000000000
--- a/src/southbridge/amd/cs5535/cs5536_ide.c
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <console/console.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <device/pci_ops.h>
-#include "cs5535.h"
-
-static void ide_init(struct device *dev)
-{
- printk_spew("cs5535_ide: %s\n", __FUNCTION__);
-}
-
-static void ide_enable(struct device *dev)
-{
- printk_spew("cs5535_ide: %s\n", __FUNCTION__);
-}
-
-static struct device_operations ide_ops = {
- .read_resources = pci_dev_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = pci_dev_enable_resources,
- .init = ide_init,
- .enable = ide_enable,
-};
-
-static struct pci_driver ide_driver __pci_driver = {
- .ops = &ide_ops,
- .vendor = PCI_VENDOR_ID_NS,
- .device = PCI_DEVICE_ID_NS_CS5535_IDE,
-};
diff --git a/src/southbridge/amd/cs5535/cs5536_smbus.h b/src/southbridge/amd/cs5535/cs5536_smbus.h
deleted file mode 100644
index 9cf55ba29c..0000000000
--- a/src/southbridge/amd/cs5535/cs5536_smbus.h
+++ /dev/null
@@ -1,180 +0,0 @@
-//#include <device/smbus_def.h>
-#define SMBUS_ERROR -1
-#define SMBUS_WAIT_UNTIL_READY_TIMEOUT -2
-#define SMBUS_WAIT_UNTIL_DONE_TIMEOUT -3
-
-#define SMB_SDA 0x00
-#define SMB_STS 0x01
-#define SMB_CTRL_STS 0x02
-#define SMB_CTRL1 0x03
-#define SMB_ADD 0x04
-#define SMB_CTRL2 0x05
-#define SMB_CTRL3 0x06
-
-#define SMB_STS_SLVSTP (0x01 << 7)
-#define SMB_STS_SDAST (0x01 << 6)
-#define SMB_STS_BER (0x01 << 5)
-#define SMB_STS_NEGACK (0x01 << 4)
-#define SMB_STS_STASTR (0x01 << 3)
-#define SMB_STS_NMATCH (0x01 << 2)
-#define SMB_STS_MASTER (0x01 << 1)
-#define SMB_STS_XMIT (0x01 << 0)
-
-#define SMB_CSTS_TGSCL (0x01 << 5)
-#define SMB_CSTS_TSDA (0x01 << 4)
-#define SMB_CSTS_GCMTCH (0x01 << 3)
-#define SMB_CSTS_MATCH (0x01 << 2)
-#define SMB_CSTS_BB (0x01 << 1)
-#define SMB_CSTS_BUSY (0x01 << 0)
-
-#define SMB_CTRL1_STASTRE (0x01 << 7)
-#define SMB_CTRL1_NMINTE (0x01 << 6)
-#define SMB_CTRL1_GCMEN (0x01 << 5)
-#define SMB_CTRL1_ACK (0x01 << 4)
-#define SMB_CTRL1_RSVD (0x01 << 3)
-#define SMB_CTRL1_INTEN (0x01 << 2)
-#define SMB_CTRL1_STOP (0x01 << 1)
-#define SMB_CTRL1_START (0x01 << 0)
-
-#define SMB_ADD_SAEN (0x01 << 7)
-
-#define SMB_CTRL2_ENABLE 0x01
-
-#define SMBUS_TIMEOUT (100*1000*10)
-#define SMBUS_STATUS_MASK 0xfbff
-
-#define SMBUS_IO_BASE 0x6000
-
-static void smbus_delay(void)
-{
- outb(0x80, 0x80);
-}
-
-/* generate a smbus start condition */
-static int smbus_start_condition(unsigned smbus_io_base)
-{
- unsigned char val;
- unsigned long loops;
- loops = SMBUS_TIMEOUT;
-
- /* issue a START condition */
- val = inb(smbus_io_base + SMB_CTRL1);
- outb(val | SMB_CTRL1_START, smbus_io_base + SMB_CTRL1);
-
- /* check for bus conflict */
- val = inb(smbus_io_base + SMB_STS);
- if ((val & SMB_STS_BER) != 0)
- return SMBUS_ERROR;
-
- /* check for SDA status */
- do {
- smbus_delay();
- val = inw(smbus_io_base + SMB_STS);
- if ((val & SMB_STS_SDAST) != 0) {
- break;
- }
- } while(--loops);
- return loops?0:SMBUS_WAIT_UNTIL_READY_TIMEOUT;
-}
-
-static int smbus_check_stop_condition(unsigned smbus_io_base)
-{
- unsigned char val;
- unsigned long loops;
- loops = SMBUS_TIMEOUT;
- /* check for SDA status */
- do {
- smbus_delay();
- val = inw(smbus_io_base + SMB_CTRL1);
- if ((val & SMB_CTRL1_STOP) == 0) {
- break;
- }
- } while(--loops);
- return loops?0:SMBUS_WAIT_UNTIL_READY_TIMEOUT;
-}
-
-static int smbus_stop_condition(unsigned smbus_io_base)
-{
- unsigned char val;
- val = inb(smbus_io_base + SMB_CTRL1);
- outb(SMB_CTRL1_STOP, smbus_io_base + SMB_CTRL1);
-}
-
-static int smbus_send_slave_address(unsigned smbus_io_base, unsigned char device)
-{
- unsigned char val;
- unsigned long loops;
- loops = SMBUS_TIMEOUT;
-
- /* send the slave address */
- outb(device, smbus_io_base + SMB_SDA);
-
- /* check for bus conflict and NACK */
- val = inb(smbus_io_base + SMB_STS);
- if (((val & SMB_STS_BER) != 0) ||
- ((val & SMB_STS_NEGACK) != 0))
- return SMBUS_ERROR;
-
- /* check for SDA status */
- do {
- smbus_delay();
- val = inw(smbus_io_base + SMB_STS);
- if ((val & SMB_STS_SDAST) != 0) {
- break;
- }
- } while(--loops);
- return loops?0:SMBUS_WAIT_UNTIL_READY_TIMEOUT;
-}
-
-static int smbus_send_command(unsigned smbus_io_base, unsigned char command)
-{
- unsigned char val;
- unsigned long loops;
- loops = SMBUS_TIMEOUT;
-
- /* send the command */
- outb(command, smbus_io_base + SMB_SDA);
-
- /* check for bus conflict and NACK */
- val = inb(smbus_io_base + SMB_STS);
- if (((val & SMB_STS_BER) != 0) ||
- ((val & SMB_STS_NEGACK) != 0))
- return SMBUS_ERROR;
-
- /* check for SDA status */
- do {
- smbus_delay();
- val = inw(smbus_io_base + SMB_STS);
- if ((val & SMB_STS_SDAST) != 0) {
- break;
- }
- } while(--loops);
- return loops?0:SMBUS_WAIT_UNTIL_READY_TIMEOUT;
-}
-
-static unsigned char do_smbus_read_byte(unsigned smbus_io_base, unsigned char device, unsigned char address)
-{
- unsigned char val, val1;
-
- smbus_check_stop_condition(smbus_io_base);
-
- smbus_start_condition(smbus_io_base);
-
- smbus_send_slave_address(smbus_io_base, device);
-
- smbus_send_command(smbus_io_base, address);
-
- smbus_start_condition(smbus_io_base);
-
- smbus_send_slave_address(smbus_io_base, device | 0x01);
-
- /* send NACK to slave */
- val = inb(smbus_io_base + SMB_CTRL1);
- outb(val | SMB_CTRL1_ACK, smbus_io_base + SMB_CTRL1);
-
- val = inb(smbus_io_base + SMB_SDA);
-
- //smbus_stop_condition(smbus_io_base);
-
- return val;
-}