mxs: Properly setup VDDD in power supply setup code
authorMarek Vasut <marex@denx.de>
Fri, 30 Nov 2012 05:22:13 +0000 (05:22 +0000)
committerStefano Babic <sbabic@denx.de>
Tue, 4 Dec 2012 08:27:21 +0000 (09:27 +0100)
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
arch/arm/cpu/arm926ejs/mxs/spl_power_init.c

index e693145..8904e24 100644 (file)
@@ -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();
index 0d80158..2bc6ad1 100644 (file)
@@ -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 |