diff options
| author | Vishnu Patekar <vishnupatekar0510@gmail.com> | 2016-01-12 01:20:59 +0800 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2016-01-26 16:20:05 +0100 |
| commit | f3ad64c88ccc3cd60d9d2d7b0098bf1692fda779 (patch) | |
| tree | 732cb1bae97e03503b118dd722590f72ad1d7953 /arch/arm/include/asm | |
| parent | f5fd8caf7f0e5e0c6c09eb620fc4f7564290f27b (diff) | |
sunxi: Add support for LPDDR3 for A83T
Banana-pi M3 has LPDDR3 DRAM. this adds support for LPDDR3 for A83T.
Mostly the timing parameters are different from DDR3.
Signed-off-by: Vishnu Patekar <vishnupatekar0510@gmail.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'arch/arm/include/asm')
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h b/arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h index 05b6a89e8e..842ad3cc63 100644 --- a/arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h +++ b/arch/arm/include/asm/arch-sunxi/dram_sun8i_a83t.h @@ -198,6 +198,11 @@ struct sunxi_mctl_ctl_reg { #define MCTL_MR2 0x18 /* CWL=8 */ #define MCTL_MR3 0x0 +#define MCTL_LPDDR3_MR0 0x0 +#define MCTL_LPDDR3_MR1 0xc3 /* twr=8, bl=8 */ +#define MCTL_LPDDR3_MR2 0xa /* RL=12, CWL=6 */ +#define MCTL_LPDDR3_MR3 0x0 + #define DRAM_TYPE_DDR3 3 #define DRAM_TYPE_LPDDR3 7 #endif /* _SUNXI_DRAM_SUN8I_A83T_H */ |