From b3de92495f23db58a2643fb9328edacbf9a17f1c Mon Sep 17 00:00:00 2001 From: Jagannadha Sutradharudu Teki Date: Thu, 9 Jan 2014 01:48:21 +0530 Subject: zynq: Add support to find bootmode Added support to find the bootmodes by reading slcr bootmode register. this can be helpful to autoboot the configurations w.r.t a specified bootmode. Added this functionality on board_late_init as it's not needed for normal initializtion part. Signed-off-by: Jagannadha Sutradharudu Teki --- board/xilinx/zynq/board.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'board') diff --git a/board/xilinx/zynq/board.c b/board/xilinx/zynq/board.c index 5119c09..a5b9bde 100644 --- a/board/xilinx/zynq/board.c +++ b/board/xilinx/zynq/board.c @@ -12,6 +12,12 @@ DECLARE_GLOBAL_DATA_PTR; +/* Bootmode setting values */ +#define ZYNQ_BM_MASK 0x0F +#define ZYNQ_BM_NOR 0x02 +#define ZYNQ_BM_SD 0x05 +#define ZYNQ_BM_JTAG 0x0 + #ifdef CONFIG_FPGA Xilinx_desc fpga; @@ -59,6 +65,25 @@ int board_init(void) return 0; } +int board_late_init(void) +{ + switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) { + case ZYNQ_BM_NOR: + setenv("modeboot", "norboot"); + break; + case ZYNQ_BM_SD: + setenv("modeboot", "sdboot"); + break; + case ZYNQ_BM_JTAG: + setenv("modeboot", "jtagboot"); + break; + default: + setenv("modeboot", ""); + break; + } + + return 0; +} #ifdef CONFIG_CMD_NET int board_eth_init(bd_t *bis) -- cgit v1.1