From 6fcaaef6140aca68603f57d1c684c3381d472ac4 Mon Sep 17 00:00:00 2001 From: Marc Jones Date: Thu, 20 Apr 2017 16:48:42 -0600 Subject: amd/pi/hudson: Add TPM decode to SPI function Add a function to send the TPM decode to the SPI interface. Enables use of SPI TPMs on Hudson mainboards. Change-Id: I0e85ed92163e38eca6a55456708ab322d6a90d4c Signed-off-by: Marc Jones Reviewed-on: https://review.coreboot.org/19402 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/southbridge/amd/pi/hudson/hudson.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/southbridge/amd/pi/hudson/hudson.h') diff --git a/src/southbridge/amd/pi/hudson/hudson.h b/src/southbridge/amd/pi/hudson/hudson.h index 6b6343bc10..baed2c30ad 100644 --- a/src/southbridge/amd/pi/hudson/hudson.h +++ b/src/southbridge/amd/pi/hudson/hudson.h @@ -69,6 +69,7 @@ #define REV_HUDSON_A12 0x12 #define SPIROM_BASE_ADDRESS_REGISTER 0xA0 +#define ROUTE_TPM_2_SPI BIT(3) #define SPI_ROM_ENABLE 0x02 #define SPI_BASE_ADDRESS 0xFEC10000 @@ -188,8 +189,7 @@ void hudson_disable_4dw_burst(void); void hudson_set_readspeed(u16 norm, u16 fast); void lpc_wideio_512_window(uint16_t base); void lpc_wideio_16_window(uint16_t base); - - +void hudson_tpm_decode_spi(void); int s3_save_nvram_early(u32 dword, int size, int nvram_pos); int s3_load_nvram_early(int size, u32 *old_dword, int nvram_pos); #if IS_ENABLED(CONFIG_HUDSON_UART) -- cgit v1.2.3