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Diffstat (limited to 'post/board/lwmon5/dspic.c')
-rw-r--r-- | post/board/lwmon5/dspic.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/post/board/lwmon5/dspic.c b/post/board/lwmon5/dspic.c deleted file mode 100644 index c5ed190227..0000000000 --- a/post/board/lwmon5/dspic.c +++ /dev/null @@ -1,105 +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> - -/* There are two tests for dsPIC currently implemented: - * 1. dsPIC ready test. Done in board_early_init_f(). Only result verified here. - * 2. dsPIC POST result test. This test gets dsPIC POST codes and version. - */ - -#include <post.h> - -#include <i2c.h> -#include <asm/io.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define DSPIC_POST_ERROR_REG 0x800 -#define DSPIC_SYS_ERROR_REG 0x802 -#define DSPIC_SYS_VERSION_REG 0x804 -#define DSPIC_FW_VERSION_REG 0x808 - -#if CONFIG_POST & CONFIG_SYS_POST_BSPEC1 - -/* Verify that dsPIC ready test done early at hw init passed ok */ -int dspic_init_post_test(int flags) -{ - if (in_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR) & - CONFIG_SYS_DSPIC_TEST_MASK) { - post_log("dsPIC init test failed\n"); - return 1; - } - - return 0; -} - -#endif /* CONFIG_POST & CONFIG_SYS_POST_BSPEC1 */ - -#if CONFIG_POST & CONFIG_SYS_POST_BSPEC2 -/* Read a register from the dsPIC. */ -int dspic_read(ushort reg, ushort *data) -{ - uchar buf[sizeof(*data)]; - int rval; - - if (i2c_read(CONFIG_SYS_I2C_DSPIC_IO_ADDR, reg, 2, buf, 2)) - return -1; - rval = i2c_read(CONFIG_SYS_I2C_DSPIC_IO_ADDR, reg, sizeof(reg), - buf, sizeof(*data)); - *data = (buf[0] << 8) | buf[1]; - - return rval; -} - -/* Verify error codes regs, display version */ -int dspic_post_test(int flags) -{ - ushort data; - int ret = 0; - - post_log("\n"); - - /* read dspic FW-Version */ - if (dspic_read(DSPIC_FW_VERSION_REG, &data)) { - post_log("dsPIC: failed read FW-Version\n"); - ret = 1; - } else { - post_log("dsPIC FW-Version: %u.%u\n", - (data >> 8) & 0xFF, data & 0xFF); - } - - /* read dspic SYS-Version */ - if (dspic_read(DSPIC_SYS_VERSION_REG, &data)) { - post_log("dsPIC: failed read version\n"); - ret = 1; - } else { - post_log("dsPIC SYS-Version: %u.%u\n", - (data >> 8) & 0xFF, data & 0xFF); - } - - /* read dspic POST error code */ - if (dspic_read(DSPIC_POST_ERROR_REG, &data)) { - post_log("dsPIC: failed read POST code\n"); - ret = 1; - } else { - post_log("dsPIC POST-ERROR code: 0x%04X\n", data); - } - - /* read dspic SYS error code */ - if ((data = dspic_read(DSPIC_SYS_ERROR_REG, &data))) { - post_log("dsPIC: failed read system error\n"); - ret = 1; - } else { - post_log("dsPIC SYS-ERROR code: 0x%04X\n", data); - } - - return ret; -} - -#endif /* CONFIG_POST & CONFIG_SYS_POST_BSPEC2 */ |