From 8c3ccb3f6d5602e47536fa83d1a8b938cae06f11 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Thu, 19 Dec 2019 17:58:19 -0700 Subject: x86: Update coreboot serial table struct Since mid 2016, coreboot has additional fields in the serial struct that it passes down to U-Boot. Add these so we are in sync. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- arch/x86/include/asm/coreboot_tables.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'arch/x86/include/asm') diff --git a/arch/x86/include/asm/coreboot_tables.h b/arch/x86/include/asm/coreboot_tables.h index 2c54e24e02..61de0077d7 100644 --- a/arch/x86/include/asm/coreboot_tables.h +++ b/arch/x86/include/asm/coreboot_tables.h @@ -97,6 +97,25 @@ struct cb_serial { u32 type; u32 baseaddr; u32 baud; + u32 regwidth; + + /* + * Crystal or input frequency to the chip containing the UART. + * Provide the board specific details to allow the payload to + * initialize the chip containing the UART and make independent + * decisions as to which dividers to select and their values + * to eventually arrive at the desired console baud-rate. + */ + u32 input_hertz; + + /* + * UART PCI address: bus, device, function + * 1 << 31 - Valid bit, PCI UART in use + * Bus << 20 + * Device << 15 + * Function << 12 + */ + u32 uart_pci_addr; }; #define CB_TAG_CONSOLE 0x0010 -- cgit