diff options
Diffstat (limited to 'board/imgtec/malta/malta.c')
| -rw-r--r-- | board/imgtec/malta/malta.c | 80 |
1 files changed, 79 insertions, 1 deletions
diff --git a/board/imgtec/malta/malta.c b/board/imgtec/malta/malta.c index c04f727..9af1f92 100644 --- a/board/imgtec/malta/malta.c +++ b/board/imgtec/malta/malta.c @@ -4,7 +4,8 @@ * Copyright (C) 2013 Imagination Technologies */ -#include <common.h> +#include <config.h> +#include <fdt_support.h> #include <ide.h> #include <init.h> #include <net.h> @@ -24,6 +25,9 @@ DECLARE_GLOBAL_DATA_PTR; +#define MALTA_GT_PATH "/pci0@1be00000" +#define MALTA_MSC_PATH "/pci0@1bd00000" + enum core_card { CORE_UNKNOWN, CORE_LV, @@ -120,10 +124,12 @@ int checkboard(void) return 0; } +#if !IS_ENABLED(CONFIG_DM_ETH) int board_eth_init(struct bd_info *bis) { return pci_eth_init(bis); } +#endif void _machine_restart(void) { @@ -167,6 +173,77 @@ int misc_init_r(void) return 0; } +#if IS_ENABLED(CONFIG_OF_BOARD_FIXUP) +/* + * TODO: currently doesn't work because rw_fdt_blob points to a + * NOR flash address. This needs some changes in board_init_f. + */ +int board_fix_fdt(void *rw_fdt_blob) +{ + int node = -1; + + switch (malta_sys_con()) { + case SYSCON_GT64120: + node = fdt_path_offset(rw_fdt_blob, MALTA_GT_PATH); + break; + default: + case SYSCON_MSC01: + node = fdt_path_offset(rw_fdt_blob, MALTA_MSC_PATH); + break; + } + + return fdt_status_okay(rw_fdt_blob, node); +} +#endif + +#if IS_ENABLED(CONFIG_DM_PCI) +int board_early_init_r(void) +{ + struct udevice *dev; + int ret; + + pci_init(); + + ret = dm_pci_find_device(PCI_VENDOR_ID_INTEL, + PCI_DEVICE_ID_INTEL_82371AB_0, 0, &dev); + if (ret) + panic("Failed to find PIIX4 PCI bridge\n"); + + /* setup PCI interrupt routing */ + dm_pci_write_config8(dev, PCI_CFG_PIIX4_PIRQRCA, 10); + dm_pci_write_config8(dev, PCI_CFG_PIIX4_PIRQRCB, 10); + dm_pci_write_config8(dev, PCI_CFG_PIIX4_PIRQRCC, 11); + dm_pci_write_config8(dev, PCI_CFG_PIIX4_PIRQRCD, 11); + + /* mux SERIRQ onto SERIRQ pin */ + dm_pci_clrset_config32(dev, PCI_CFG_PIIX4_GENCFG, 0, + PCI_CFG_PIIX4_GENCFG_SERIRQ); + + /* enable SERIRQ - Linux currently depends upon this */ + dm_pci_clrset_config8(dev, PCI_CFG_PIIX4_SERIRQC, 0, + PCI_CFG_PIIX4_SERIRQC_EN | PCI_CFG_PIIX4_SERIRQC_CONT); + + ret = dm_pci_find_device(PCI_VENDOR_ID_INTEL, + PCI_DEVICE_ID_INTEL_82371AB, 0, &dev); + if (ret) + panic("Failed to find PIIX4 IDE controller\n"); + + /* enable bus master & IO access */ + dm_pci_clrset_config32(dev, PCI_COMMAND, 0, + PCI_COMMAND_MASTER | PCI_COMMAND_IO); + + /* set latency */ + dm_pci_write_config8(dev, PCI_LATENCY_TIMER, 0x40); + + /* enable IDE/ATA */ + dm_pci_write_config32(dev, PCI_CFG_PIIX4_IDETIM_PRI, + PCI_CFG_PIIX4_IDETIM_IDE); + dm_pci_write_config32(dev, PCI_CFG_PIIX4_IDETIM_SEC, + PCI_CFG_PIIX4_IDETIM_IDE); + + return 0; +} +#else void pci_init_board(void) { pci_dev_t bdf; @@ -231,3 +308,4 @@ void pci_init_board(void) pci_write_config_dword(bdf, PCI_CFG_PIIX4_IDETIM_SEC, PCI_CFG_PIIX4_IDETIM_IDE); } +#endif |