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| author | Paul Burton <paul.burton@imgtec.com> | 2015-01-29 10:38:20 +0000 |
|---|---|---|
| committer | Daniel Schwierzeck <daniel.schwierzeck@gmail.com> | 2015-01-29 13:11:02 +0100 |
| commit | ba21a453a58fc02b890f4064b293b1cb09fe7484 (patch) | |
| tree | 0d58a392c462c7ebf135a1286e97e051d2391158 /board/imgtec | |
| parent | 8755d50706742e4d302a335f4e69dd6430ec12a2 (diff) | |
| download | u-boot-imx-ba21a453a58fc02b890f4064b293b1cb09fe7484.zip u-boot-imx-ba21a453a58fc02b890f4064b293b1cb09fe7484.tar.gz u-boot-imx-ba21a453a58fc02b890f4064b293b1cb09fe7484.tar.bz2 | |
malta: IDE support
This patch adds IDE support to the MIPS Malta board. The IDE controller
is enabled after probing the PCI bus and otherwise just makes use of
U-boot generic IDE support.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Diffstat (limited to 'board/imgtec')
| -rw-r--r-- | board/imgtec/malta/malta.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/board/imgtec/malta/malta.c b/board/imgtec/malta/malta.c index 78c4bd4..72b03ff 100644 --- a/board/imgtec/malta/malta.c +++ b/board/imgtec/malta/malta.c @@ -6,6 +6,7 @@ */ #include <common.h> +#include <ide.h> #include <netdev.h> #include <pci.h> #include <pci_gt64120.h> @@ -217,4 +218,22 @@ void pci_init_board(void) pci_read_config_byte(bdf, PCI_CFG_PIIX4_SERIRQC, &val8); val8 |= PCI_CFG_PIIX4_SERIRQC_EN | PCI_CFG_PIIX4_SERIRQC_CONT; pci_write_config_byte(bdf, PCI_CFG_PIIX4_SERIRQC, val8); + + bdf = pci_find_device(PCI_VENDOR_ID_INTEL, + PCI_DEVICE_ID_INTEL_82371AB, 0); + if (bdf == -1) + panic("Failed to find PIIX4 IDE controller\n"); + + /* enable bus master & IO access */ + val32 |= PCI_COMMAND_MASTER | PCI_COMMAND_IO; + pci_write_config_dword(bdf, PCI_COMMAND, val32); + + /* set latency */ + pci_write_config_byte(bdf, PCI_LATENCY_TIMER, 0x40); + + /* enable IDE/ATA */ + pci_write_config_dword(bdf, PCI_CFG_PIIX4_IDETIM_PRI, + PCI_CFG_PIIX4_IDETIM_IDE); + pci_write_config_dword(bdf, PCI_CFG_PIIX4_IDETIM_SEC, + PCI_CFG_PIIX4_IDETIM_IDE); } |