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| author | Tom Rini <trini@ti.com> | 2013-12-02 08:44:28 -0500 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-12-02 08:44:28 -0500 |
| commit | 19210ae9838a867ce0243c41eafe928317c15b10 (patch) | |
| tree | ba804ff91483eb762f7138d163bef14385ae3b9e /board | |
| parent | e40acc0a59319f9f3f0aba6ef10abd2dbf096ae1 (diff) | |
| parent | 67d4752d1dae768c7ff381272880d4aceeb62085 (diff) | |
| download | u-boot-imx-19210ae9838a867ce0243c41eafe928317c15b10.zip u-boot-imx-19210ae9838a867ce0243c41eafe928317c15b10.tar.gz u-boot-imx-19210ae9838a867ce0243c41eafe928317c15b10.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-mips
Diffstat (limited to 'board')
| -rw-r--r-- | board/imgtec/malta/malta.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/board/imgtec/malta/malta.c b/board/imgtec/malta/malta.c index a1a4c01..d363e49 100644 --- a/board/imgtec/malta/malta.c +++ b/board/imgtec/malta/malta.c @@ -171,6 +171,8 @@ struct serial_device *default_serial_console(void) void pci_init_board(void) { pci_dev_t bdf; + u32 val32; + u8 val8; switch (malta_sys_con()) { case SYSCON_GT64120: @@ -205,4 +207,14 @@ void pci_init_board(void) pci_write_config_byte(bdf, PCI_CFG_PIIX4_PIRQRCB, 10); pci_write_config_byte(bdf, PCI_CFG_PIIX4_PIRQRCC, 11); pci_write_config_byte(bdf, PCI_CFG_PIIX4_PIRQRCD, 11); + + /* mux SERIRQ onto SERIRQ pin */ + pci_read_config_dword(bdf, PCI_CFG_PIIX4_GENCFG, &val32); + val32 |= PCI_CFG_PIIX4_GENCFG_SERIRQ; + pci_write_config_dword(bdf, PCI_CFG_PIIX4_GENCFG, val32); + + /* enable SERIRQ - Linux currently depends upon this */ + 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); } |