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| author | Peng Fan <Peng.Fan@freescale.com> | 2015-09-14 13:34:45 +0800 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2015-09-20 09:40:19 +0200 |
| commit | 4fae48e8a955728471e02db38195294940396f04 (patch) | |
| tree | 179ee98def85babf8dba946e8ca4fc4a7cb11d10 /board/freescale/mx7dsabresd/mx7dsabresd.c | |
| parent | 623d96e89aca64c2762150087f4e872c55481f13 (diff) | |
| download | u-boot-4fae48e8a955728471e02db38195294940396f04.tar.gz u-boot-4fae48e8a955728471e02db38195294940396f04.tar.xz u-boot-4fae48e8a955728471e02db38195294940396f04.zip | |
imx: mx7dsabresd set wdog SRS bit
We use trigger pmic reset to reset the board, so set bit SRS to
disable internal WDOG_RESET_B_DEB to make reset stable.
Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Adrian Alonso <aalonso@freescale.com>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
Diffstat (limited to 'board/freescale/mx7dsabresd/mx7dsabresd.c')
| -rw-r--r-- | board/freescale/mx7dsabresd/mx7dsabresd.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c index d163bee20f..6d88573464 100644 --- a/board/freescale/mx7dsabresd/mx7dsabresd.c +++ b/board/freescale/mx7dsabresd/mx7dsabresd.c @@ -499,6 +499,8 @@ int power_init_board(void) int board_late_init(void) { + struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR; + #ifdef CONFIG_CMD_BMODE add_board_boot_modes(board_boot_modes); #endif @@ -509,7 +511,13 @@ int board_late_init(void) imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads)); - set_wdog_reset((struct wdog_regs *)WDOG1_BASE_ADDR); + set_wdog_reset(wdog); + + /* + * Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4), + * since we use PMIC_PWRON to reset the board. + */ + clrsetbits_le16(&wdog->wcr, 0, 0x10); return 0; } |