diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2019-07-16 17:27:06 +0530 |
|---|---|---|
| committer | Kever Yang <kever.yang@rock-chips.com> | 2019-07-20 23:59:44 +0800 |
| commit | a735550bb8471a170247fad5376d0086b15ddedd (patch) | |
| tree | 20b51261bcb82bccc4709b0eb58b64068a317a1c /arch/arm/include/asm | |
| parent | ed77ce728aa2cd2c8b1c01ec3a0f2efb8f3edc26 (diff) | |
| download | u-boot-a735550bb8471a170247fad5376d0086b15ddedd.tar.gz | |
ram: rk3399: Add DdrMode
Add DdrMode structure with associated bit fields.
These would help to reconfigure sdram capabilities during
lpddr4 setup related configs.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
Diffstat (limited to 'arch/arm/include/asm')
| -rw-r--r-- | arch/arm/include/asm/arch-rockchip/sdram_rk3399.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/sdram_rk3399.h b/arch/arm/include/asm/arch-rockchip/sdram_rk3399.h index 7f41a67242..dc65ae7924 100644 --- a/arch/arm/include/asm/arch-rockchip/sdram_rk3399.h +++ b/arch/arm/include/asm/arch-rockchip/sdram_rk3399.h @@ -28,6 +28,21 @@ union noc_ddrtimingc0 { } b; }; +union noc_ddrmode { + u32 d32; + struct { + unsigned autoprecharge : 1; + unsigned bypassfiltering : 1; + unsigned fawbank : 1; + unsigned burstsize : 2; + unsigned mwrsize : 2; + unsigned reserved2 : 1; + unsigned forceorder : 8; + unsigned forceorderstate : 8; + unsigned reserved3 : 8; + } b; +}; + struct rk3399_msch_regs { u32 coreid; u32 revisionid; @@ -48,7 +63,7 @@ struct rk3399_msch_timings { u32 ddrtimingb0; union noc_ddrtimingc0 ddrtimingc0; u32 devtodev0; - u32 ddrmode; + union noc_ddrmode ddrmode; u32 agingx0; }; |