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| author | Wenkai Du <wenkai.du@intel.com> | 2014-11-05 21:10:57 -0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-04-18 08:43:22 +0200 |
| commit | 1006b1020663e5f42d47401bfdf25417793c94b4 (patch) | |
| tree | 879c866aeaba816f5c2d483f657814052c2a8b0c | |
| parent | 3c6e5dbd70e24592162d5aa5e95a8a6abace4e75 (diff) | |
| download | coreboot-1006b1020663e5f42d47401bfdf25417793c94b4.tar.xz | |
broadwell: add ROM stage pre console init call back
Serial port on ITE 8772 SuperIO must be initialized before
console_init is called. So the pre console init callback
is added to let mainboard code do proper initialization.
Change-Id: Iaa3e4b9c6e7ce77a7b9a6b9ecedd8ea54f3141dc
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
Original-Commit-Id: 71ee2fd470e19fa4854f895678445b05c17761c1
Original-Change-Id: I594e6e4a72f65744deca5cad666eb3b227adeb24
Original-Signed-off-by: Wenkai Du <wenkai.du@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/227933
Original-Reviewed-by: Kenji Chen <kenji.chen@intel.com>
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-by: Rajmohan Mani <rajmohan.mani@intel.com>
Original-Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: http://review.coreboot.org/9472
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
| -rw-r--r-- | src/soc/intel/broadwell/include/soc/romstage.h | 1 | ||||
| -rw-r--r-- | src/soc/intel/broadwell/romstage/romstage.c | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/include/soc/romstage.h b/src/soc/intel/broadwell/include/soc/romstage.h index 946d1d0739..b636223561 100644 --- a/src/soc/intel/broadwell/include/soc/romstage.h +++ b/src/soc/intel/broadwell/include/soc/romstage.h @@ -57,4 +57,5 @@ int smbus_read_byte(unsigned device, unsigned address); int early_spi_read(u32 offset, u32 size, u8 *buffer); int early_spi_read_wpsr(u8 *sr); +void mainboard_pre_console_init(void); #endif diff --git a/src/soc/intel/broadwell/romstage/romstage.c b/src/soc/intel/broadwell/romstage/romstage.c index 31d4f889bd..e8a72914b0 100644 --- a/src/soc/intel/broadwell/romstage/romstage.c +++ b/src/soc/intel/broadwell/romstage/romstage.c @@ -61,6 +61,10 @@ void * asmlinkage romstage_main(unsigned long bist, /* PCH Early Initialization */ pch_early_init(); + /* Call into mainboard pre console init. Needed to enable serial port + on IT8772 */ + mainboard_pre_console_init(); + /* Start console drivers */ console_init(); @@ -149,4 +153,6 @@ int vboot_get_sw_write_protect(void) /* Return unprotected status if status read fails. */ return (early_spi_read_wpsr(&status) ? 0 : !!(status & 0x80)); } + #endif +void __attribute__((weak)) mainboard_pre_console_init(void) {} |