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-rw-r--r--arch/mips/include/asm/malta.h35
-rw-r--r--board/imgtec/malta/lowlevel_init.S164
-rw-r--r--board/imgtec/malta/malta.c126
-rw-r--r--drivers/pci/Makefile1
-rw-r--r--drivers/pci/pci_msc01.c125
-rw-r--r--include/configs/malta.h4
-rw-r--r--include/msc01.h135
-rw-r--r--include/pci_ids.h3
-rw-r--r--include/pci_msc01.h17
9 files changed, 594 insertions, 16 deletions
diff --git a/arch/mips/include/asm/malta.h b/arch/mips/include/asm/malta.h
index d4d44a299f..0b50a66e07 100644
--- a/arch/mips/include/asm/malta.h
+++ b/arch/mips/include/asm/malta.h
@@ -9,15 +9,38 @@
#ifndef _MIPS_ASM_MALTA_H
#define _MIPS_ASM_MALTA_H
-#define MALTA_IO_PORT_BASE 0x18000000
+#define MALTA_GT_BASE 0x1be00000
+#define MALTA_GT_PCIIO_BASE 0x18000000
+#define MALTA_GT_UART0_BASE (MALTA_GT_PCIIO_BASE + 0x3f8)
-#define MALTA_UART_BASE (MALTA_IO_PORT_BASE + 0x3f8)
+#define MALTA_MSC01_BIU_BASE 0x1bc80000
+#define MALTA_MSC01_PCI_BASE 0x1bd00000
+#define MALTA_MSC01_PBC_BASE 0x1bd40000
+#define MALTA_MSC01_IP1_BASE 0x1bc00000
+#define MALTA_MSC01_IP1_SIZE 0x00400000
+#define MALTA_MSC01_IP2_BASE1 0x10000000
+#define MALTA_MSC01_IP2_SIZE1 0x08000000
+#define MALTA_MSC01_IP2_BASE2 0x18000000
+#define MALTA_MSC01_IP2_SIZE2 0x04000000
+#define MALTA_MSC01_IP3_BASE 0x1c000000
+#define MALTA_MSC01_IP3_SIZE 0x04000000
+#define MALTA_MSC01_PCIMEM_BASE 0x10000000
+#define MALTA_MSC01_PCIMEM_SIZE 0x10000000
+#define MALTA_MSC01_PCIMEM_MAP 0x10000000
+#define MALTA_MSC01_PCIIO_BASE 0x1b000000
+#define MALTA_MSC01_PCIIO_SIZE 0x00800000
+#define MALTA_MSC01_PCIIO_MAP 0x00000000
+#define MALTA_MSC01_UART0_BASE (MALTA_MSC01_PCIIO_BASE + 0x3f8)
-#define MALTA_GT_BASE 0x1be00000
+#define MALTA_RESET_BASE 0x1f000500
+#define GORESET 0x42
-#define MALTA_RESET_BASE 0x1f000500
-#define GORESET 0x42
+#define MALTA_FLASH_BASE 0x1fc00000
-#define MALTA_FLASH_BASE 0x1fc00000
+#define MALTA_REVISION 0x1fc00010
+#define MALTA_REVISION_CORID_SHF 10
+#define MALTA_REVISION_CORID_MSK (0x3f << MALTA_REVISION_CORID_SHF)
+#define MALTA_REVISION_CORID_CORE_LV 1
+#define MALTA_REVISION_CORID_CORE_FPGA6 14
#endif /* _MIPS_ASM_MALTA_H */
diff --git a/board/imgtec/malta/lowlevel_init.S b/board/imgtec/malta/lowlevel_init.S
index fa0b6a7d13..1af34f142f 100644
--- a/board/imgtec/malta/lowlevel_init.S
+++ b/board/imgtec/malta/lowlevel_init.S
@@ -6,6 +6,8 @@
#include <config.h>
#include <gt64120.h>
+#include <msc01.h>
+#include <pci.h>
#include <asm/addrspace.h>
#include <asm/regdef.h>
@@ -25,6 +27,25 @@
.globl lowlevel_init
lowlevel_init:
+ /* detect the core card */
+ li t0, KSEG1ADDR(MALTA_REVISION)
+ lw t0, 0(t0)
+ srl t0, t0, MALTA_REVISION_CORID_SHF
+ andi t0, t0, (MALTA_REVISION_CORID_MSK >> \
+ MALTA_REVISION_CORID_SHF)
+
+ /* core cards using the gt64120 system controller */
+ li t1, MALTA_REVISION_CORID_CORE_LV
+ beq t0, t1, _gt64120
+
+ /* core cards using the MSC01 system controller */
+ li t1, MALTA_REVISION_CORID_CORE_FPGA6
+ beq t0, t1, _msc01
+ nop
+
+ /* unknown system controller */
+ b .
+ nop
/*
* Load BAR registers of GT64120 as done by YAMON
@@ -39,7 +60,7 @@ lowlevel_init:
* based on write_bootloader() in qemu.git/hw/mips_malta.c
* see GT64120 manual and qemu.git/hw/gt64xxx.c for details
*/
-
+_gt64120:
/* move GT64120 registers from 0x14000000 to 0x1be00000 */
li t1, KSEG1ADDR(GT_DEF_BASE)
li t0, CPU_TO_GT32(0xdf000000)
@@ -67,3 +88,144 @@ lowlevel_init:
jr ra
nop
+
+ /*
+ *
+ */
+_msc01:
+ /* setup peripheral bus controller clock divide */
+ li t0, KSEG1ADDR(MALTA_MSC01_PBC_BASE)
+ li t1, 0x1 << MSC01_PBC_CLKCFG_SHF
+ sw t1, MSC01_PBC_CLKCFG_OFS(t0)
+
+ /* tweak peripheral bus controller timings */
+ li t1, (0x1 << MSC01_PBC_CS0TIM_CDT_SHF) | \
+ (0x1 << MSC01_PBC_CS0TIM_CAT_SHF)
+ sw t1, MSC01_PBC_CS0TIM_OFS(t0)
+ li t1, (0x0 << MSC01_PBC_CS0RW_RDT_SHF) | \
+ (0x2 << MSC01_PBC_CS0RW_RAT_SHF) | \
+ (0x0 << MSC01_PBC_CS0RW_WDT_SHF) | \
+ (0x2 << MSC01_PBC_CS0RW_WAT_SHF)
+ sw t1, MSC01_PBC_CS0RW_OFS(t0)
+ lw t1, MSC01_PBC_CS0CFG_OFS(t0)
+ li t2, MSC01_PBC_CS0CFG_DTYP_MSK
+ and t1, t2
+ ori t1, (0x0 << MSC01_PBC_CS0CFG_ADM_SHF) | \
+ (0x3 << MSC01_PBC_CS0CFG_WSIDLE_SHF) | \
+ (0x10 << MSC01_PBC_CS0CFG_WS_SHF)
+ sw t1, MSC01_PBC_CS0CFG_OFS(t0)
+
+ /* setup basic address decode */
+ li t0, KSEG1ADDR(MALTA_MSC01_BIU_BASE)
+ li t1, 0x0
+ li t2, -CONFIG_SYS_MEM_SIZE
+ sw t1, MSC01_BIU_MCBAS1L_OFS(t0)
+ sw t2, MSC01_BIU_MCMSK1L_OFS(t0)
+ sw t1, MSC01_BIU_MCBAS2L_OFS(t0)
+ sw t2, MSC01_BIU_MCMSK2L_OFS(t0)
+
+ /* initialise IP1 - unused */
+ li t1, MALTA_MSC01_IP1_BASE
+ li t2, -MALTA_MSC01_IP1_SIZE
+ sw t1, MSC01_BIU_IP1BAS1L_OFS(t0)
+ sw t2, MSC01_BIU_IP1MSK1L_OFS(t0)
+ sw t1, MSC01_BIU_IP1BAS2L_OFS(t0)
+ sw t2, MSC01_BIU_IP1MSK2L_OFS(t0)
+
+ /* initialise IP2 - PCI */
+ li t1, MALTA_MSC01_IP2_BASE1
+ li t2, -MALTA_MSC01_IP2_SIZE1
+ sw t1, MSC01_BIU_IP2BAS1L_OFS(t0)
+ sw t2, MSC01_BIU_IP2MSK1L_OFS(t0)
+ li t1, MALTA_MSC01_IP2_BASE2
+ li t2, -MALTA_MSC01_IP2_SIZE2
+ sw t1, MSC01_BIU_IP2BAS2L_OFS(t0)
+ sw t2, MSC01_BIU_IP2MSK2L_OFS(t0)
+
+ /* initialise IP3 - peripheral bus controller */
+ li t1, MALTA_MSC01_IP3_BASE
+ li t2, -MALTA_MSC01_IP3_SIZE
+ sw t1, MSC01_BIU_IP3BAS1L_OFS(t0)
+ sw t2, MSC01_BIU_IP3MSK1L_OFS(t0)
+ sw t1, MSC01_BIU_IP3BAS2L_OFS(t0)
+ sw t2, MSC01_BIU_IP3MSK2L_OFS(t0)
+
+ /* setup PCI memory */
+ li t0, KSEG1ADDR(MALTA_MSC01_PCI_BASE)
+ li t1, MALTA_MSC01_PCIMEM_BASE
+ li t2, (-MALTA_MSC01_PCIMEM_SIZE) & MSC01_PCI_SC2PMMSKL_MSK_MSK
+ li t3, MALTA_MSC01_PCIMEM_MAP
+ sw t1, MSC01_PCI_SC2PMBASL_OFS(t0)
+ sw t2, MSC01_PCI_SC2PMMSKL_OFS(t0)
+ sw t3, MSC01_PCI_SC2PMMAPL_OFS(t0)
+
+ /* setup PCI I/O */
+ li t1, MALTA_MSC01_PCIIO_BASE
+ li t2, (-MALTA_MSC01_PCIIO_SIZE) & MSC01_PCI_SC2PIOMSKL_MSK_MSK
+ li t3, MALTA_MSC01_PCIIO_MAP
+ sw t1, MSC01_PCI_SC2PIOBASL_OFS(t0)
+ sw t2, MSC01_PCI_SC2PIOMSKL_OFS(t0)
+ sw t3, MSC01_PCI_SC2PIOMAPL_OFS(t0)
+
+ /* setup PCI_BAR0 memory window */
+ li t1, -CONFIG_SYS_MEM_SIZE
+ sw t1, MSC01_PCI_BAR0_OFS(t0)
+
+ /* setup PCI to SysCon/CPU translation */
+ sw t1, MSC01_PCI_P2SCMSKL_OFS(t0)
+ sw zero, MSC01_PCI_P2SCMAPL_OFS(t0)
+
+ /* setup PCI vendor & device IDs */
+ li t1, (PCI_VENDOR_ID_MIPS << MSC01_PCI_HEAD0_VENDORID_SHF) | \
+ (PCI_DEVICE_ID_MIPS_MSC01 << MSC01_PCI_HEAD0_DEVICEID_SHF)
+ sw t1, MSC01_PCI_HEAD0_OFS(t0)
+
+ /* setup PCI subsystem vendor & device IDs */
+ sw t1, MSC01_PCI_HEAD11_OFS(t0)
+
+ /* setup PCI class, revision */
+ li t1, (PCI_CLASS_BRIDGE_HOST << MSC01_PCI_HEAD2_CLASS_SHF) | \
+ (0x1 << MSC01_PCI_HEAD2_REV_SHF)
+ sw t1, MSC01_PCI_HEAD2_OFS(t0)
+
+ /* ensure a sane setup */
+ sw zero, MSC01_PCI_HEAD3_OFS(t0)
+ sw zero, MSC01_PCI_HEAD4_OFS(t0)
+ sw zero, MSC01_PCI_HEAD5_OFS(t0)
+ sw zero, MSC01_PCI_HEAD6_OFS(t0)
+ sw zero, MSC01_PCI_HEAD7_OFS(t0)
+ sw zero, MSC01_PCI_HEAD8_OFS(t0)
+ sw zero, MSC01_PCI_HEAD9_OFS(t0)
+ sw zero, MSC01_PCI_HEAD10_OFS(t0)
+ sw zero, MSC01_PCI_HEAD12_OFS(t0)
+ sw zero, MSC01_PCI_HEAD13_OFS(t0)
+ sw zero, MSC01_PCI_HEAD14_OFS(t0)
+ sw zero, MSC01_PCI_HEAD15_OFS(t0)
+
+ /* setup PCI command register */
+ li t1, (PCI_COMMAND_FAST_BACK | \
+ PCI_COMMAND_SERR | \
+ PCI_COMMAND_PARITY | \
+ PCI_COMMAND_MASTER | \
+ PCI_COMMAND_MEMORY)
+ sw t1, MSC01_PCI_HEAD1_OFS(t0)
+
+ /* setup PCI byte swapping */
+#ifdef CONFIG_SYS_BIG_ENDIAN
+ li t1, (0x1 << MSC01_PCI_SWAP_BAR0_BSWAP_SHF) | \
+ (0x1 << MSC01_PCI_SWAP_IO_BSWAP_SHF)
+ sw t1, MSC01_PCI_SWAP_OFS(t0)
+#else
+ sw zero, MSC01_PCI_SWAP_OFS(t0)
+#endif
+
+ /* enable PCI host configuration cycles */
+ lw t1, MSC01_PCI_CFG_OFS(t0)
+ li t2, MSC01_PCI_CFG_RA_MSK | \
+ MSC01_PCI_CFG_G_MSK | \
+ MSC01_PCI_CFG_EN_MSK
+ or t1, t1, t2
+ sw t1, MSC01_PCI_CFG_OFS(t0)
+
+ jr ra
+ nop
diff --git a/board/imgtec/malta/malta.c b/board/imgtec/malta/malta.c
index 09da9eae51..2af00672da 100644
--- a/board/imgtec/malta/malta.c
+++ b/board/imgtec/malta/malta.c
@@ -1,19 +1,67 @@
/*
* Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2013 Imagination Technologies
*
* SPDX-License-Identifier: GPL-2.0
*/
#include <common.h>
#include <netdev.h>
+#include <pci_gt64120.h>
+#include <pci_msc01.h>
+#include <serial.h>
#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/malta.h>
-#include <pci_gt64120.h>
#include "superio.h"
+enum core_card {
+ CORE_UNKNOWN,
+ CORE_LV,
+ CORE_FPGA6,
+};
+
+enum sys_con {
+ SYSCON_UNKNOWN,
+ SYSCON_GT64120,
+ SYSCON_MSC01,
+};
+
+static enum core_card malta_core_card(void)
+{
+ u32 corid, rev;
+
+ rev = __raw_readl(CKSEG1ADDR(MALTA_REVISION));
+ corid = (rev & MALTA_REVISION_CORID_MSK) >> MALTA_REVISION_CORID_SHF;
+
+ switch (corid) {
+ case MALTA_REVISION_CORID_CORE_LV:
+ return CORE_LV;
+
+ case MALTA_REVISION_CORID_CORE_FPGA6:
+ return CORE_FPGA6;
+
+ default:
+ return CORE_UNKNOWN;
+ }
+}
+
+static enum sys_con malta_sys_con(void)
+{
+ switch (malta_core_card()) {
+ case CORE_LV:
+ return SYSCON_GT64120;
+
+ case CORE_FPGA6:
+ return SYSCON_MSC01;
+
+ default:
+ return SYSCON_UNKNOWN;
+ }
+}
+
phys_size_t initdram(int board_type)
{
return CONFIG_SYS_MEM_SIZE;
@@ -21,7 +69,25 @@ phys_size_t initdram(int board_type)
int checkboard(void)
{
- puts("Board: MIPS Malta CoreLV (Qemu)\n");
+ enum core_card core;
+
+ puts("Board: MIPS Malta");
+
+ core = malta_core_card();
+ switch (core) {
+ case CORE_LV:
+ puts(" CoreLV");
+ break;
+
+ case CORE_FPGA6:
+ puts(" CoreFPGA6");
+ break;
+
+ default:
+ puts(" CoreUnknown");
+ }
+
+ putc('\n');
return 0;
}
@@ -40,18 +106,62 @@ void _machine_restart(void)
int board_early_init_f(void)
{
+ void *io_base;
+
+ /* choose correct PCI I/O base */
+ switch (malta_sys_con()) {
+ case SYSCON_GT64120:
+ io_base = (void *)CKSEG1ADDR(MALTA_GT_PCIIO_BASE);
+ break;
+
+ case SYSCON_MSC01:
+ io_base = (void *)CKSEG1ADDR(MALTA_MSC01_PCIIO_BASE);
+ break;
+
+ default:
+ return -1;
+ }
+
/* setup FDC37M817 super I/O controller */
- malta_superio_init((void *)CKSEG1ADDR(MALTA_IO_PORT_BASE));
+ malta_superio_init(io_base);
return 0;
}
+struct serial_device *default_serial_console(void)
+{
+ switch (malta_sys_con()) {
+ case SYSCON_GT64120:
+ return &eserial1_device;
+
+ default:
+ case SYSCON_MSC01:
+ return &eserial2_device;
+ }
+}
+
void pci_init_board(void)
{
- set_io_port_base(CKSEG1ADDR(MALTA_IO_PORT_BASE));
+ switch (malta_sys_con()) {
+ case SYSCON_GT64120:
+ set_io_port_base(CKSEG1ADDR(MALTA_GT_PCIIO_BASE));
+
+ gt64120_pci_init((void *)CKSEG1ADDR(MALTA_GT_BASE),
+ 0x00000000, 0x00000000, CONFIG_SYS_MEM_SIZE,
+ 0x10000000, 0x10000000, 128 * 1024 * 1024,
+ 0x00000000, 0x00000000, 0x20000);
+ break;
+
+ default:
+ case SYSCON_MSC01:
+ set_io_port_base(CKSEG1ADDR(MALTA_MSC01_PCIIO_BASE));
- gt64120_pci_init((void *)CKSEG1ADDR(MALTA_GT_BASE),
- 0x00000000, 0x00000000, CONFIG_SYS_MEM_SIZE,
- 0x10000000, 0x10000000, 128 * 1024 * 1024,
- 0x00000000, 0x00000000, 0x20000);
+ msc01_pci_init((void *)CKSEG1ADDR(MALTA_MSC01_PCI_BASE),
+ 0x00000000, 0x00000000, CONFIG_SYS_MEM_SIZE,
+ MALTA_MSC01_PCIMEM_MAP,
+ CKSEG1ADDR(MALTA_MSC01_PCIMEM_BASE),
+ MALTA_MSC01_PCIMEM_SIZE, MALTA_MSC01_PCIIO_MAP,
+ 0x00000000, MALTA_MSC01_PCIIO_SIZE);
+ break;
+ }
}
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index 99d51a6a97..6182a5904d 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_FSL_PCI_INIT) += fsl_pci_init.o
obj-$(CONFIG_PCI) += pci.o pci_auto.o
obj-$(CONFIG_PCI_INDIRECT_BRIDGE) += pci_indirect.o
obj-$(CONFIG_PCI_GT64120) += pci_gt64120.o
+obj-$(CONFIG_PCI_MSC01) += pci_msc01.o
obj-$(CONFIG_FTPCI100) += pci_ftpci100.o
obj-$(CONFIG_IXP_PCI) += pci_ixp.o
obj-$(CONFIG_SH4_PCI) += pci_sh4.o
diff --git a/drivers/pci/pci_msc01.c b/drivers/pci/pci_msc01.c
new file mode 100644
index 0000000000..284ffa09b6
--- /dev/null
+++ b/drivers/pci/pci_msc01.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2013 Imagination Technologies
+ * Author: Paul Burton <paul.burton@imgtec.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <msc01.h>
+#include <pci.h>
+#include <pci_msc01.h>
+#include <asm/io.h>
+
+#define PCI_ACCESS_READ 0
+#define PCI_ACCESS_WRITE 1
+
+struct msc01_pci_controller {
+ struct pci_controller hose;
+ void *base;
+};
+
+static inline struct msc01_pci_controller *
+hose_to_msc01(struct pci_controller *hose)
+{
+ return container_of(hose, struct msc01_pci_controller, hose);
+}
+
+static int msc01_config_access(struct msc01_pci_controller *msc01,
+ unsigned char access_type, pci_dev_t bdf,
+ int where, u32 *data)
+{
+ const u32 aborts = MSC01_PCI_INTSTAT_MA_MSK | MSC01_PCI_INTSTAT_TA_MSK;
+ void *intstat = msc01->base + MSC01_PCI_INTSTAT_OFS;
+ void *cfgdata = msc01->base + MSC01_PCI_CFGDATA_OFS;
+ unsigned int bus = PCI_BUS(bdf);
+ unsigned int dev = PCI_DEV(bdf);
+ unsigned int devfn = PCI_DEV(bdf) << 3 | PCI_FUNC(bdf);
+
+ /* clear abort status */
+ __raw_writel(aborts, intstat);
+
+ /* setup address */
+ __raw_writel((bus << MSC01_PCI_CFGADDR_BNUM_SHF) |
+ (dev << MSC01_PCI_CFGADDR_DNUM_SHF) |
+ (devfn << MSC01_PCI_CFGADDR_FNUM_SHF) |
+ ((where / 4) << MSC01_PCI_CFGADDR_RNUM_SHF),
+ msc01->base + MSC01_PCI_CFGADDR_OFS);
+
+ /* perform access */
+ if (access_type == PCI_ACCESS_WRITE)
+ __raw_writel(*data, cfgdata);
+ else
+ *data = __raw_readl(cfgdata);
+
+ /* check for aborts */
+ if (__raw_readl(intstat) & aborts) {
+ /* clear abort status */
+ __raw_writel(aborts, intstat);
+ return -1;
+ }
+
+ return 0;
+}
+
+static int msc01_read_config_dword(struct pci_controller *hose, pci_dev_t dev,
+ int where, u32 *value)
+{
+ struct msc01_pci_controller *msc01 = hose_to_msc01(hose);
+
+ *value = 0xffffffff;
+ return msc01_config_access(msc01, PCI_ACCESS_READ, dev, where, value);
+}
+
+static int msc01_write_config_dword(struct pci_controller *hose, pci_dev_t dev,
+ int where, u32 value)
+{
+ struct msc01_pci_controller *gt = hose_to_msc01(hose);
+ u32 data = value;
+
+ return msc01_config_access(gt, PCI_ACCESS_WRITE, dev, where, &data);
+}
+
+void msc01_pci_init(void *base, unsigned long sys_bus, unsigned long sys_phys,
+ unsigned long sys_size, unsigned long mem_bus,
+ unsigned long mem_phys, unsigned long mem_size,
+ unsigned long io_bus, unsigned long io_phys,
+ unsigned long io_size)
+{
+ static struct msc01_pci_controller global_msc01;
+ struct msc01_pci_controller *msc01;
+ struct pci_controller *hose;
+
+ msc01 = &global_msc01;
+ msc01->base = base;
+
+ hose = &msc01->hose;
+
+ hose->first_busno = 0;
+ hose->last_busno = 0;
+
+ /* System memory space */
+ pci_set_region(&hose->regions[0], sys_bus, sys_phys, sys_size,
+ PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
+
+ /* PCI memory space */
+ pci_set_region(&hose->regions[1], mem_bus, mem_phys, mem_size,
+ PCI_REGION_MEM);
+
+ /* PCI I/O space */
+ pci_set_region(&hose->regions[2], io_bus, io_phys, io_size,
+ PCI_REGION_IO);
+
+ hose->region_count = 3;
+
+ pci_set_ops(hose,
+ pci_hose_read_config_byte_via_dword,
+ pci_hose_read_config_word_via_dword,
+ msc01_read_config_dword,
+ pci_hose_write_config_byte_via_dword,
+ pci_hose_write_config_word_via_dword,
+ msc01_write_config_dword);
+
+ pci_register_hose(hose);
+ hose->last_busno = pci_hose_scan(hose);
+}
diff --git a/include/configs/malta.h b/include/configs/malta.h
index d067d98782..5e322f6ba6 100644
--- a/include/configs/malta.h
+++ b/include/configs/malta.h
@@ -17,6 +17,7 @@
#define CONFIG_PCI
#define CONFIG_PCI_GT64120
+#define CONFIG_PCI_MSC01
#define CONFIG_PCI_PNP
#define CONFIG_PCNET
@@ -76,7 +77,8 @@
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE 1
#define CONFIG_SYS_NS16550_CLK 115200
-#define CONFIG_SYS_NS16550_COM1 CKSEG1ADDR(MALTA_UART_BASE)
+#define CONFIG_SYS_NS16550_COM1 CKSEG1ADDR(MALTA_GT_UART0_BASE)
+#define CONFIG_SYS_NS16550_COM2 CKSEG1ADDR(MALTA_MSC01_UART0_BASE)
#define CONFIG_CONS_INDEX 1
/*
diff --git a/include/msc01.h b/include/msc01.h
new file mode 100644
index 0000000000..37cf963f13
--- /dev/null
+++ b/include/msc01.h
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2013 Imagination Technologies
+ * Author: Paul Burton <paul.burton@imgtec.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __MSC01_H__
+#define __MSC01_H__
+
+/*
+ * Bus Interface Unit
+ */
+
+#define MSC01_BIU_IP1BAS1L_OFS 0x0208
+#define MSC01_BIU_IP1MSK1L_OFS 0x0218
+#define MSC01_BIU_IP1BAS2L_OFS 0x0248
+#define MSC01_BIU_IP1MSK2L_OFS 0x0258
+#define MSC01_BIU_IP2BAS1L_OFS 0x0288
+#define MSC01_BIU_IP2MSK1L_OFS 0x0298
+#define MSC01_BIU_IP2BAS2L_OFS 0x02c8
+#define MSC01_BIU_IP2MSK2L_OFS 0x02d8
+#define MSC01_BIU_IP3BAS1L_OFS 0x0308
+#define MSC01_BIU_IP3MSK1L_OFS 0x0318
+#define MSC01_BIU_IP3BAS2L_OFS 0x0348
+#define MSC01_BIU_IP3MSK2L_OFS 0x0358
+#define MSC01_BIU_MCBAS1L_OFS 0x0388
+#define MSC01_BIU_MCMSK1L_OFS 0x0398
+#define MSC01_BIU_MCBAS2L_OFS 0x03c8
+#define MSC01_BIU_MCMSK2L_OFS 0x03d8
+
+/*
+ * PCI Bridge
+ */
+
+#define MSC01_PCI_SC2PMBASL_OFS 0x0208
+#define MSC01_PCI_SC2PMMSKL_OFS 0x0218
+#define MSC01_PCI_SC2PMMAPL_OFS 0x0228
+#define MSC01_PCI_SC2PIOBASL_OFS 0x0248
+#define MSC01_PCI_SC2PIOMSKL_OFS 0x0258
+#define MSC01_PCI_SC2PIOMAPL_OFS 0x0268
+#define MSC01_PCI_P2SCMSKL_OFS 0x0308
+#define MSC01_PCI_P2SCMAPL_OFS 0x0318
+#define MSC01_PCI_INTSTAT_OFS 0x0608
+#define MSC01_PCI_CFGADDR_OFS 0x0610
+#define MSC01_PCI_CFGDATA_OFS 0x0618
+#define MSC01_PCI_HEAD0_OFS 0x2000
+#define MSC01_PCI_HEAD1_OFS 0x2008
+#define MSC01_PCI_HEAD2_OFS 0x2010
+#define MSC01_PCI_HEAD3_OFS 0x2018
+#define MSC01_PCI_HEAD4_OFS 0x2020
+#define MSC01_PCI_HEAD5_OFS 0x2028
+#define MSC01_PCI_HEAD6_OFS 0x2030
+#define MSC01_PCI_HEAD7_OFS 0x2038
+#define MSC01_PCI_HEAD8_OFS 0x2040
+#define MSC01_PCI_HEAD9_OFS 0x2048
+#define MSC01_PCI_HEAD10_OFS 0x2050
+#define MSC01_PCI_HEAD11_OFS 0x2058
+#define MSC01_PCI_HEAD12_OFS 0x2060
+#define MSC01_PCI_HEAD13_OFS 0x2068
+#define MSC01_PCI_HEAD14_OFS 0x2070
+#define MSC01_PCI_HEAD15_OFS 0x2078
+#define MSC01_PCI_BAR0_OFS 0x2220
+#define MSC01_PCI_CFG_OFS 0x2380
+#define MSC01_PCI_SWAP_OFS 0x2388
+
+#define MSC01_PCI_SC2PMMSKL_MSK_MSK 0xff000000
+#define MSC01_PCI_SC2PIOMSKL_MSK_MSK 0xff000000
+
+#define MSC01_PCI_INTSTAT_TA_SHF 6
+#define MSC01_PCI_INTSTAT_TA_MSK (0x1 << MSC01_PCI_INTSTAT_TA_SHF)
+#define MSC01_PCI_INTSTAT_MA_SHF 7
+#define MSC01_PCI_INTSTAT_MA_MSK (0x1 << MSC01_PCI_INTSTAT_MA_SHF)
+
+#define MSC01_PCI_CFGADDR_BNUM_SHF 16
+#define MSC01_PCI_CFGADDR_BNUM_MSK (0xff << MSC01_PCI_CFGADDR_BNUM_SHF)
+#define MSC01_PCI_CFGADDR_DNUM_SHF 11
+#define MSC01_PCI_CFGADDR_DNUM_MSK (0x1f << MSC01_PCI_CFGADDR_DNUM_SHF)
+#define MSC01_PCI_CFGADDR_FNUM_SHF 8
+#define MSC01_PCI_CFGADDR_FNUM_MSK (0x3 << MSC01_PCI_CFGADDR_FNUM_SHF)
+#define MSC01_PCI_CFGADDR_RNUM_SHF 2
+#define MSC01_PCI_CFGADDR_RNUM_MSK (0x3f << MSC01_PCI_CFGADDR_RNUM_SHF)
+
+#define MSC01_PCI_HEAD0_VENDORID_SHF 0
+#define MSC01_PCI_HEAD0_DEVICEID_SHF 16
+
+#define MSC01_PCI_HEAD2_REV_SHF 0
+#define MSC01_PCI_HEAD2_CLASS_SHF 16
+
+#define MSC01_PCI_CFG_EN_SHF 15
+#define MSC01_PCI_CFG_EN_MSK (0x1 << MSC01_PCI_CFG_EN_SHF)
+#define MSC01_PCI_CFG_G_SHF 16
+#define MSC01_PCI_CFG_G_MSK (0x1 << MSC01_PCI_CFG_G_SHF)
+#define MSC01_PCI_CFG_RA_SHF 17
+#define MSC01_PCI_CFG_RA_MSK (0x1 << MSC01_PCI_CFG_RA_SHF)
+
+#define MSC01_PCI_SWAP_BAR0_BSWAP_SHF 0
+#define MSC01_PCI_SWAP_IO_BSWAP_SHF 18
+
+/*
+ * Peripheral Bus Controller
+ */
+
+#define MSC01_PBC_CLKCFG_OFS 0x0100
+#define MSC01_PBC_CS0CFG_OFS 0x0400
+#define MSC01_PBC_CS0TIM_OFS 0x0500
+#define MSC01_PBC_CS0RW_OFS 0x0600
+
+#define MSC01_PBC_CLKCFG_SHF 0
+#define MSC01_PBC_CLKCFG_MSK (0x1f << MSC01_PBC_CLKCFG_SHF)
+
+#define MSC01_PBC_CS0CFG_WS_SHF 0
+#define MSC01_PBC_CS0CFG_WS_MSK (0x1f << MSC01_PBC_CS0CFG_WS_SHF)
+#define MSC01_PBC_CS0CFG_WSIDLE_SHF 8
+#define MSC01_PBC_CS0CFG_WSIDLE_MSK (0x1f << MSC01_PBC_CS0CFG_WSIDLE_SHF)
+#define MSC01_PBC_CS0CFG_DTYP_SHF 16
+#define MSC01_PBC_CS0CFG_DTYP_MSK (0x3 << MSC01_PBC_CS0CFG_DTYP_SHF)
+#define MSC01_PBC_CS0CFG_ADM_SHF 20
+#define MSC01_PBC_CS0CFG_ADM_MSK (0x1 << MSC01_PBC_CS0CFG_ADM_SHF)
+
+#define MSC01_PBC_CS0TIM_CAT_SHF 0
+#define MSC01_PBC_CS0TIM_CAT_MSK (0x1f << MSC01_PBC_CS0TIM_CAT_SHF)
+#define MSC01_PBC_CS0TIM_CDT_SHF 8
+#define MSC01_PBC_CS0TIM_CDT_MSK (0x1f << MSC01_PBC_CS0TIM_CDT_SHF)
+
+#define MSC01_PBC_CS0RW_WAT_SHF 0
+#define MSC01_PBC_CS0RW_WAT_MSK (0x1f << MSC01_PBC_CS0RW_WAT_SHF)
+#define MSC01_PBC_CS0RW_WDT_SHF 8
+#define MSC01_PBC_CS0RW_WDT_MSK (0x1f << MSC01_PBC_CS0RW_WDT_SHF)
+#define MSC01_PBC_CS0RW_RAT_SHF 16
+#define MSC01_PBC_CS0RW_RAT_MSK (0x1f << MSC01_PBC_CS0RW_RAT_SHF)
+#define MSC01_PBC_CS0RW_RDT_SHF 24
+#define MSC01_PBC_CS0RW_RDT_MSK (0x1f << MSC01_PBC_CS0RW_RDT_SHF)
+
+#endif /* __MSC01_H__ */
diff --git a/include/pci_ids.h b/include/pci_ids.h
index 2c6dfd4044..6bab677449 100644
--- a/include/pci_ids.h
+++ b/include/pci_ids.h
@@ -2170,6 +2170,9 @@
#define PCI_DEVICE_ID_ENE_720 0x1421
#define PCI_DEVICE_ID_ENE_722 0x1422
+#define PCI_VENDOR_ID_MIPS 0x153f
+#define PCI_DEVICE_ID_MIPS_MSC01 0x0001
+
#define PCI_SUBVENDOR_ID_PERLE 0x155f
#define PCI_SUBDEVICE_ID_PCI_RAS4 0xf001
#define PCI_SUBDEVICE_ID_PCI_RAS8 0xf010
diff --git a/include/pci_msc01.h b/include/pci_msc01.h
new file mode 100644
index 0000000000..54945a7a8f
--- /dev/null
+++ b/include/pci_msc01.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2013 Imagination Technologies
+ * Author: Paul Burton <paul.burton@imgtec.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __PCI_MSC01_H__
+#define __PCI_MSC01_H__
+
+extern void msc01_pci_init(void *base, unsigned long sys_bus,
+ unsigned long sys_phys, unsigned long sys_size,
+ unsigned long mem_bus, unsigned long mem_phys,
+ unsigned long mem_size, unsigned long io_bus,
+ unsigned long io_phys, unsigned long io_size);
+
+#endif /* __PCI_MSC01_H__ */
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