Message ID | 1318579550-22843-2-git-send-email-helmut.raiger@hale.at |
---|---|
State | Accepted |
Commit | a6d9de436c3930addf98a54f62d936426a9917a4 |
Headers | show |
On 10/14/2011 10:05 AM, Helmut Raiger wrote: > This allows to initialize DDR memory in C code. > Currently all mx31 boards use assembler code (lowlevel_init.S) > > Signed-off-by: Helmut Raiger <helmut.raiger@hale.at> > --- > V2: new in V2 > > arch/arm/include/asm/arch-mx31/imx-regs.h | 13 +++++++++++++ > 1 files changed, 13 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/include/asm/arch-mx31/imx-regs.h b/arch/arm/include/asm/arch-mx31/imx-regs.h > index 40abc34..f7a39f1 100644 > --- a/arch/arm/include/asm/arch-mx31/imx-regs.h > +++ b/arch/arm/include/asm/arch-mx31/imx-regs.h > @@ -484,6 +484,17 @@ struct mx31_weim { > struct mx31_weim_cscr cscr[6]; > }; > > +/* ESD control registers */ > +struct esdc_regs { > + u32 ctl0; > + u32 cfg0; > + u32 ctl1; > + u32 cfg1; > + u32 misc; > + u32 dly[5]; > + u32 dlyl; > +}; > + > #endif > > #define __REG(x) (*((volatile u32 *)(x))) > @@ -548,6 +559,8 @@ struct mx31_weim { > #define ESDCTL_BL(x) ((x) << 7) > #define ESDCTL_PRCT(x) ((x) << 0) > > +#define ESDCTL_BASE_ADDR 0xB8001000 > + > /* 13 fields of the upper CS control register */ > #define CSCR_U(sp, wp, bcd, bcs, psz, pme, sync, dol, \ > cnc, wsc, ew, wws, edc) \ Acked-by: Stefano Babic <sbabic@denx.de> Best regards, Stefano Babic
diff --git a/arch/arm/include/asm/arch-mx31/imx-regs.h b/arch/arm/include/asm/arch-mx31/imx-regs.h index 40abc34..f7a39f1 100644 --- a/arch/arm/include/asm/arch-mx31/imx-regs.h +++ b/arch/arm/include/asm/arch-mx31/imx-regs.h @@ -484,6 +484,17 @@ struct mx31_weim { struct mx31_weim_cscr cscr[6]; }; +/* ESD control registers */ +struct esdc_regs { + u32 ctl0; + u32 cfg0; + u32 ctl1; + u32 cfg1; + u32 misc; + u32 dly[5]; + u32 dlyl; +}; + #endif #define __REG(x) (*((volatile u32 *)(x))) @@ -548,6 +559,8 @@ struct mx31_weim { #define ESDCTL_BL(x) ((x) << 7) #define ESDCTL_PRCT(x) ((x) << 0) +#define ESDCTL_BASE_ADDR 0xB8001000 + /* 13 fields of the upper CS control register */ #define CSCR_U(sp, wp, bcd, bcs, psz, pme, sync, dol, \ cnc, wsc, ew, wws, edc) \
This allows to initialize DDR memory in C code. Currently all mx31 boards use assembler code (lowlevel_init.S) Signed-off-by: Helmut Raiger <helmut.raiger@hale.at> --- V2: new in V2 arch/arm/include/asm/arch-mx31/imx-regs.h | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-)