diff options
Diffstat (limited to 'arch/arm/mach-sunxi/dram_sun50i_h6.c')
| -rw-r--r-- | arch/arm/mach-sunxi/dram_sun50i_h6.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/mach-sunxi/dram_sun50i_h6.c b/arch/arm/mach-sunxi/dram_sun50i_h6.c index 6b94cf38c5..5da90a2835 100644 --- a/arch/arm/mach-sunxi/dram_sun50i_h6.c +++ b/arch/arm/mach-sunxi/dram_sun50i_h6.c @@ -299,6 +299,8 @@ static void mctl_sys_init(struct dram_para *para) /* Put all DRAM-related blocks to reset state */ clrbits_le32(&ccm->mbus_cfg, MBUS_ENABLE | MBUS_RESET); + clrbits_le32(&ccm->dram_gate_reset, BIT(0)); + udelay(5); writel(0, &ccm->dram_gate_reset); clrbits_le32(&ccm->pll5_cfg, CCM_PLL5_CTRL_EN); clrbits_le32(&ccm->dram_clk_cfg, DRAM_MOD_RESET); @@ -313,7 +315,9 @@ static void mctl_sys_init(struct dram_para *para) /* Configure DRAM mod clock */ writel(DRAM_CLK_SRC_PLL5, &ccm->dram_clk_cfg); setbits_le32(&ccm->dram_clk_cfg, DRAM_CLK_UPDATE); - writel(BIT(0) | BIT(RESET_SHIFT), &ccm->dram_gate_reset); + writel(BIT(RESET_SHIFT), &ccm->dram_gate_reset); + udelay(5); + setbits_le32(&ccm->dram_gate_reset, BIT(0)); /* Disable all channels */ writel(0, &mctl_com->maer0); |