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Diffstat (limited to 'post/board/lwmon5/dsp.c')
| -rw-r--r-- | post/board/lwmon5/dsp.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/post/board/lwmon5/dsp.c b/post/board/lwmon5/dsp.c deleted file mode 100644 index 2f55f01ceb..0000000000 --- a/post/board/lwmon5/dsp.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * (C) Copyright 2008 Dmitry Rakhchev, EmCraft Systems, rda@emcraft.com - * - * Developed for DENX Software Engineering GmbH - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> - -#include <post.h> - -#if CONFIG_POST & CONFIG_SYS_POST_DSP -#include <asm/io.h> - -/* This test verifies DSP status bits in FPGA */ - -DECLARE_GLOBAL_DATA_PTR; - -#define DSP_STATUS_REG 0xC4000008 -#define FPGA_STATUS_REG 0xC400000C - -int dsp_post_test(int flags) -{ - uint old_value; - uint read_value; - int ret; - - /* momorize fpga status */ - old_value = in_be32((void *)FPGA_STATUS_REG); - /* enable outputs */ - out_be32((void *)FPGA_STATUS_REG, 0x30); - - /* generate sync signal */ - out_be32((void *)DSP_STATUS_REG, 0x300); - udelay(5); - out_be32((void *)DSP_STATUS_REG, 0); - udelay(500); - - /* read status */ - ret = 0; - read_value = in_be32((void *)DSP_STATUS_REG) & 0x3; - if (read_value != 0x03) { - post_log("\nDSP status read %08X\n", read_value); - ret = 1; - } - - /* restore fpga status */ - out_be32((void *)FPGA_STATUS_REG, old_value); - - return ret; -} - -#endif /* CONFIG_POST & CONFIG_SYS_POST_DSP */ |