| Message ID | 1354288933-18926-2-git-send-email-marex@denx.de |
|---|---|
| State | Awaiting Upstream |
| Delegated to: | Stefano Babic |
| Headers | show |
On 30/11/2012 16:22, Marek Vasut wrote: > The memory setup code adjusted the VDDD voltage. Remove this adjustment > and configure the VDDD voltage correctly in the power supply setup code. > > Signed-off-by: Marek Vasut <marex@denx.de> > Cc: Stefano Babic <sbabic@denx.de> > Cc: Fabio Estevam <fabio.estevam@freescale.com> > --- > arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c | 13 ------------- > arch/arm/cpu/arm926ejs/mxs/spl_power_init.c | 2 +- > 2 files changed, 1 insertion(+), 14 deletions(-) > Applied to u-boot-imx, thanks. Best regards, Stefano Babic
diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c b/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c index e693145..8904e24 100644 --- a/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c +++ b/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c @@ -171,17 +171,6 @@ void mxs_mem_setup_vdda(void) &power_regs->hw_power_vddactrl); } -void mxs_mem_setup_vddd(void) -{ - struct mxs_power_regs *power_regs = - (struct mxs_power_regs *)MXS_POWER_BASE; - - writel((0x1c << POWER_VDDDCTRL_TRG_OFFSET) | - (0x7 << POWER_VDDDCTRL_BO_OFFSET_OFFSET) | - POWER_VDDDCTRL_LINREG_OFFSET_1STEPS_BELOW, - &power_regs->hw_power_vdddctrl); -} - uint32_t mxs_mem_get_size(void) { uint32_t sz, da; @@ -241,8 +230,6 @@ void mxs_mem_init(void) while (!(readl(MXS_DRAM_BASE + 0xe8) & (1 << 20))) ; - mxs_mem_setup_vddd(); - early_delay(10000); mxs_mem_setup_cpu_and_hbus(); diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c b/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c index 0d80158..2bc6ad1 100644 --- a/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c +++ b/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c @@ -897,7 +897,7 @@ void mxs_power_init(void) mxs_enable_output_rail_protection(); mxs_power_set_vddx(&mxs_vddio_cfg, 3300, 3150); - mxs_power_set_vddx(&mxs_vddd_cfg, 1350, 1200); + mxs_power_set_vddx(&mxs_vddd_cfg, 1500, 1000); writel(POWER_CTRL_VDDD_BO_IRQ | POWER_CTRL_VDDA_BO_IRQ | POWER_CTRL_VDDIO_BO_IRQ | POWER_CTRL_VDD5V_DROOP_IRQ |
The memory setup code adjusted the VDDD voltage. Remove this adjustment and configure the VDDD voltage correctly in the power supply setup code. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Stefano Babic <sbabic@denx.de> Cc: Fabio Estevam <fabio.estevam@freescale.com> --- arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c | 13 ------------- arch/arm/cpu/arm926ejs/mxs/spl_power_init.c | 2 +- 2 files changed, 1 insertion(+), 14 deletions(-)