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| author | Pavel Herrmann <morpheus.ibis@gmail.com> | 2012-10-07 05:56:07 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-10-17 07:59:08 -0700 |
| commit | e4148c1165d11807e51a9587716e6a513ce1c021 (patch) | |
| tree | e4d17b75584eb122e5ed7a29334a836cbb7d6553 | |
| parent | 8d1165e11a7aad00a2bbb05f20bacf021f6d1c12 (diff) | |
| download | u-boot-imx-e4148c1165d11807e51a9587716e6a513ce1c021.zip u-boot-imx-e4148c1165d11807e51a9587716e6a513ce1c021.tar.gz u-boot-imx-e4148c1165d11807e51a9587716e6a513ce1c021.tar.bz2 | |
split IVM power hooks from cmd_ide.c
Move power control code from ide_reset() into IVM-specific IDE reset code.
Signed-off-by: Pavel Herrmann <morpheus.ibis@gmail.com>
| -rw-r--r-- | board/ivm/ivm.c | 46 | ||||
| -rw-r--r-- | common/cmd_ide.c | 48 |
2 files changed, 46 insertions, 48 deletions
diff --git a/board/ivm/ivm.c b/board/ivm/ivm.c index 71d64d4..ab29479 100644 --- a/board/ivm/ivm.c +++ b/board/ivm/ivm.c @@ -333,13 +333,59 @@ void show_boot_progress (int status) void ide_set_reset (int on) { volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; + int i; /* * Configure PC for IDE Reset Pin */ if (on) { /* assert RESET */ immr->im_ioport.iop_pcdat &= ~(CONFIG_SYS_PC_IDE_RESET); + +#ifdef CONFIG_SYS_PB_12V_ENABLE + /* 12V Enable output OFF */ + immr->im_cpm.cp_pbdat &= ~(CONFIG_SYS_PB_12V_ENABLE); + + immr->im_cpm.cp_pbpar &= ~(CONFIG_SYS_PB_12V_ENABLE); + immr->im_cpm.cp_pbodr &= ~(CONFIG_SYS_PB_12V_ENABLE); + immr->im_cpm.cp_pbdir |= CONFIG_SYS_PB_12V_ENABLE; + + /* wait 500 ms for the voltage to stabilize */ + for (i = 0; i < 500; ++i) + udelay(1000); +#endif /* CONFIG_SYS_PB_12V_ENABLE */ } else { /* release RESET */ +#ifdef CONFIG_SYS_PB_12V_ENABLE + /* 12V Enable output ON */ + immr->im_cpm.cp_pbdat |= CONFIG_SYS_PB_12V_ENABLE; +#endif /* CONFIG_SYS_PB_12V_ENABLE */ + +#ifdef CONFIG_SYS_PB_IDE_MOTOR + /* configure IDE Motor voltage monitor pin as input */ + immr->im_cpm.cp_pbpar &= ~(CONFIG_SYS_PB_IDE_MOTOR); + immr->im_cpm.cp_pbodr &= ~(CONFIG_SYS_PB_IDE_MOTOR); + immr->im_cpm.cp_pbdir &= ~(CONFIG_SYS_PB_IDE_MOTOR); + +/* wait up to 1 s for the motor voltage to stabilize */ + for (i = 0; i < 1000; ++i) { + if ((immr->im_cpm.cp_pbdat + & CONFIG_SYS_PB_IDE_MOTOR) != 0) + break; + udelay(1000); + } + + if (i == 1000) { /* Timeout */ + printf("\nWarning: 5V for IDE Motor missing\n"); +#ifdef CONFIG_STATUS_LED +#ifdef STATUS_LED_YELLOW + status_led_set(STATUS_LED_YELLOW, STATUS_LED_ON); +#endif +#ifdef STATUS_LED_GREEN + status_led_set(STATUS_LED_GREEN, STATUS_LED_OFF); +#endif +#endif /* CONFIG_STATUS_LED */ + } +#endif /* CONFIG_SYS_PB_IDE_MOTOR */ + immr->im_ioport.iop_pcdat |= CONFIG_SYS_PC_IDE_RESET; } diff --git a/common/cmd_ide.c b/common/cmd_ide.c index 9bbdc5d..6b4813e 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -1169,9 +1169,6 @@ extern void ide_set_reset(int idereset); static void ide_reset(void) { -#if defined(CONFIG_SYS_PB_12V_ENABLE) || defined(CONFIG_SYS_PB_IDE_MOTOR) - volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; -#endif int i; curr_device = -1; @@ -1187,51 +1184,6 @@ static void ide_reset(void) WATCHDOG_RESET(); -#ifdef CONFIG_SYS_PB_12V_ENABLE - /* 12V Enable output OFF */ - immr->im_cpm.cp_pbdat &= ~(CONFIG_SYS_PB_12V_ENABLE); - - immr->im_cpm.cp_pbpar &= ~(CONFIG_SYS_PB_12V_ENABLE); - immr->im_cpm.cp_pbodr &= ~(CONFIG_SYS_PB_12V_ENABLE); - immr->im_cpm.cp_pbdir |= CONFIG_SYS_PB_12V_ENABLE; - - /* wait 500 ms for the voltage to stabilize */ - for (i = 0; i < 500; ++i) - udelay(1000); - - /* 12V Enable output ON */ - immr->im_cpm.cp_pbdat |= CONFIG_SYS_PB_12V_ENABLE; -#endif /* CONFIG_SYS_PB_12V_ENABLE */ - -#ifdef CONFIG_SYS_PB_IDE_MOTOR - /* configure IDE Motor voltage monitor pin as input */ - immr->im_cpm.cp_pbpar &= ~(CONFIG_SYS_PB_IDE_MOTOR); - immr->im_cpm.cp_pbodr &= ~(CONFIG_SYS_PB_IDE_MOTOR); - immr->im_cpm.cp_pbdir &= ~(CONFIG_SYS_PB_IDE_MOTOR); - - /* wait up to 1 s for the motor voltage to stabilize */ - for (i = 0; i < 1000; ++i) { - if ((immr->im_cpm.cp_pbdat & CONFIG_SYS_PB_IDE_MOTOR) != 0) { - break; - } - udelay(1000); - } - - if (i == 1000) { /* Timeout */ - printf("\nWarning: 5V for IDE Motor missing\n"); -#ifdef CONFIG_STATUS_LED -#ifdef STATUS_LED_YELLOW - status_led_set(STATUS_LED_YELLOW, STATUS_LED_ON); -#endif -#ifdef STATUS_LED_GREEN - status_led_set(STATUS_LED_GREEN, STATUS_LED_OFF); -#endif -#endif /* CONFIG_STATUS_LED */ - } -#endif /* CONFIG_SYS_PB_IDE_MOTOR */ - - WATCHDOG_RESET(); - /* de-assert RESET signal */ ide_set_reset(0); |