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sunxi: Add H3 DRAM initialization support

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Based on existing A23/A33 code and the original H3 boot0.

Signed-off-by: Jens Kuske <jenskuske@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Jens Kuske
2015-11-17 15:12:59 +01:00
committed by Hans de Goede
parent 1c27b7dcd0
commit 0404d53f2f
6 changed files with 661 additions and 0 deletions
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arch/arm/include/asm/arch-sunxi/clock_sun6i.h
+3
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@@ -282,6 +282,9 @@ struct sunxi_ccm_reg {
#define CCM_DRAMCLK_CFG_DIV_MASK (0xf << 0)
#define CCM_DRAMCLK_CFG_DIV0(x) ((x - 1) << 8)
#define CCM_DRAMCLK_CFG_DIV0_MASK (0xf << 8)
#define CCM_DRAMCLK_CFG_SRC_PLL5 (0x0 << 20)
#define CCM_DRAMCLK_CFG_SRC_PLL6x2 (0x1 << 20)
#define CCM_DRAMCLK_CFG_SRC_MASK (0x3 << 20)
#define CCM_DRAMCLK_CFG_UPD (0x1 << 16)
#define CCM_DRAMCLK_CFG_RST (0x1 << 31)