Cut down the VDDIO/VDDA regulator stabilization delays to 500 uS. That should be enough according to the datasheet and bootlets.

Signed-off-by: Marek Vasut marek.vasut@gmail.com Cc: Wolfgang Denk wd@denx.de Cc: Detlev Zundel dzu@denx.de Cc: Stefano Babic sbabic@denx.de Cc: Robert Deliën robert@delien.nl Cc: Fabio Estevam festevam@gmail.com Cc: Matthias Fuchs matthias.fuchs@esd.eu --- arch/arm/cpu/arm926ejs/mx28/spl_power_init.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm/cpu/arm926ejs/mx28/spl_power_init.c b/arch/arm/cpu/arm926ejs/mx28/spl_power_init.c index c6c25d9..4b09b0c 100644 --- a/arch/arm/cpu/arm926ejs/mx28/spl_power_init.c +++ b/arch/arm/cpu/arm926ejs/mx28/spl_power_init.c @@ -805,7 +805,7 @@ void mx28_power_set_vddio(uint32_t new_target, uint32_t new_brownout) if (powered_by_linreg || (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO)) - early_delay(1500); + early_delay(500); else { while (!(readl(&power_regs->hw_power_sts) & POWER_STS_DC_OK)) @@ -842,7 +842,7 @@ void mx28_power_set_vddio(uint32_t new_target, uint32_t new_brownout) if (powered_by_linreg || (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO)) - early_delay(1500); + early_delay(500); else { while (!(readl(&power_regs->hw_power_sts) & POWER_STS_DC_OK)) @@ -902,7 +902,7 @@ void mx28_power_set_vddd(uint32_t new_target, uint32_t new_brownout) if (powered_by_linreg || (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO)) - early_delay(1500); + early_delay(500); else { while (!(readl(&power_regs->hw_power_sts) & POWER_STS_DC_OK)) @@ -939,7 +939,7 @@ void mx28_power_set_vddd(uint32_t new_target, uint32_t new_brownout) if (powered_by_linreg || (readl(&power_regs->hw_power_sts) & POWER_STS_VDD5V_GT_VDDIO)) - early_delay(1500); + early_delay(500); else { while (!(readl(&power_regs->hw_power_sts) & POWER_STS_DC_OK))