Commit 8303ed12 authored by Marek Vasut's avatar Marek Vasut Committed by Stefano Babic

mxs: Boost the memory power supply

The memory power supply on MX23 didn't pump out enough juice into
the DRAM chip, thus caused occasional memory corruption. Fix this.
Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Acked-by: default avatarOtavio Salvador <otavio@ossystems.com.br>
parent 71a988aa
......@@ -230,7 +230,7 @@ static void mx23_mem_setup_vddmem(void)
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
writel((0x10 << POWER_VDDMEMCTRL_TRG_OFFSET) |
writel((0x12 << POWER_VDDMEMCTRL_TRG_OFFSET) |
POWER_VDDMEMCTRL_ENABLE_ILIMIT |
POWER_VDDMEMCTRL_ENABLE_LINREG |
POWER_VDDMEMCTRL_PULLDOWN_ACTIVE,
......@@ -238,7 +238,7 @@ static void mx23_mem_setup_vddmem(void)
early_delay(10000);
writel((0x10 << POWER_VDDMEMCTRL_TRG_OFFSET) |
writel((0x12 << POWER_VDDMEMCTRL_TRG_OFFSET) |
POWER_VDDMEMCTRL_ENABLE_LINREG,
&power_regs->hw_power_vddmemctrl);
}
......
......@@ -29,7 +29,7 @@
#include <asm/arch/imx-regs.h>
#include <asm/arch/sys_proto.h>
#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_16MA | MXS_PAD_PULLUP)
const iomux_cfg_t iomux_setup[] = {
/* DUART */
......
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