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| author | Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com> | 2020-08-25 23:16:37 +0530 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2020-09-09 16:57:35 -0400 |
| commit | af071935d2c354f2250542f35e3178dd2660bfe1 (patch) | |
| tree | 683287a91e306dfcb2e858110892c26e5ef0b0b6 /board/broadcom | |
| parent | 975d2a6980ac12ca28c97328a6d900241f0e87dc (diff) | |
| download | u-boot-af071935d2c354f2250542f35e3178dd2660bfe1.zip u-boot-af071935d2c354f2250542f35e3178dd2660bfe1.tar.gz u-boot-af071935d2c354f2250542f35e3178dd2660bfe1.tar.bz2 | |
board: ns3: check bnxt chimp handshake status
Chimp is a core in Broadcom netxtream controller (bnxt).
Add support to check bnxt's chimp component status.
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'board/broadcom')
| -rw-r--r-- | board/broadcom/bcmns3/ns3.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/board/broadcom/bcmns3/ns3.c b/board/broadcom/bcmns3/ns3.c index 0357cd0..10ae344 100644 --- a/board/broadcom/bcmns3/ns3.c +++ b/board/broadcom/bcmns3/ns3.c @@ -12,6 +12,7 @@ #include <asm/armv8/mmu.h> #include <asm/arch-bcmns3/bl33_info.h> #include <dt-bindings/memory/bcm-ns3-mc.h> +#include <broadcom/chimp.h> /* Default reset-level = 3 and strap-val = 0 */ #define L3_RESET 30 @@ -210,8 +211,24 @@ void reset_cpu(ulong level) #ifdef CONFIG_OF_BOARD_SETUP int ft_board_setup(void *fdt, struct bd_info *bd) { + u32 chimp_hs = CHIMP_HANDSHAKE_WAIT_TIMEOUT; + gic_lpi_tables_init(); + /* + * Check for chimp handshake status. + * Zero timeout value will actually fall to default timeout. + * + * System boot is independent of chimp handshake. + * chimp handshake failure is not a catastrophic error. + * Hence continue booting if chimp handshake fails. + */ + chimp_handshake_status_optee(0, &chimp_hs); + if (chimp_hs == CHIMP_HANDSHAKE_SUCCESS) + printf("ChiMP handshake successful\n"); + else + printf("ERROR: ChiMP handshake status 0x%x\n", chimp_hs); + return mem_info_parse_fixup(fdt); } #endif /* CONFIG_OF_BOARD_SETUP */ |