On Fri, Jul 27, 2012 at 04:13:46PM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 15:40 Fri 27 Jul , Jan Weitzel wrote:
> > configure Memory Adapter for 4460
> >
> > Signed-off-by: Jan Weitzel <j.weitzel@xxxxxxxxx>
> > ---
> > arch/arm/mach-omap/include/mach/omap4-silicon.h | 4 ++++
> > arch/arm/mach-omap/omap4_generic.c | 21 +++++++++++++++++++--
> > 2 files changed, 23 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm/mach-omap/include/mach/omap4-silicon.h b/arch/arm/mach-omap/include/mach/omap4-silicon.h
> > index d5517c5..4082bac 100644
> > --- a/arch/arm/mach-omap/include/mach/omap4-silicon.h
> > +++ b/arch/arm/mach-omap/include/mach/omap4-silicon.h
> > @@ -101,6 +101,10 @@
> > #define DMM_LISA_MAP_SYS_SIZE_MASK (7 << 20)
> > #define DMM_LISA_MAP_SYS_SIZE_SHIFT 20
> > #define DMM_LISA_MAP_SYS_ADDR_MASK (0xFF << 24)
> > +
> > +/* Memory Adapter (4460 onwards) */
> > +#define OMAP44XX_MA_BASE 0x482AF000
> > +
> > /*
> > * Hardware Register Details
> > */
> > diff --git a/arch/arm/mach-omap/omap4_generic.c b/arch/arm/mach-omap/omap4_generic.c
> > index 07aa2b4..a368759 100644
> > --- a/arch/arm/mach-omap/omap4_generic.c
> > +++ b/arch/arm/mach-omap/omap4_generic.c
> > @@ -29,6 +29,10 @@
> > #define OMAP4460_CONTROL_ID_CODE_ES1_0 0x0B94E02F
> > #define OMAP4460_CONTROL_ID_CODE_ES1_1 0x2B94E02F
> >
> > +/* EMIF_L3_CONFIG register value */
> > +#define EMIF_L3_CONFIG_VAL_SYS_10_LL_0 0x0A0000FF
> > +#define EMIF_L3_CONFIG_VAL_SYS_10_MPU_3_LL_0 0x0A300000
> > +
> > void __noreturn reset_cpu(unsigned long addr)
> > {
> > writel(PRM_RSTCTRL_RESET, PRM_RSTCTRL);
> > @@ -270,8 +274,7 @@ static void reset_phy(unsigned int base)
> > void omap4_ddr_init(const struct ddr_regs *ddr_regs,
> > const struct dpll_param *core)
> > {
> > - unsigned int rev;
> > - rev = omap4_revision();
> > + unsigned int rev = omap4_revision();
> >
> > if (rev == OMAP4430_ES2_0) {
> > writel(0x9e9e9e9e, 0x4A100638);
> > @@ -294,6 +297,13 @@ void omap4_ddr_init(const struct ddr_regs *ddr_regs,
> > *(volatile int*)(OMAP44XX_DMM_BASE + DMM_LISA_MAP_2) = 0x00000000;
> > *(volatile int*)(OMAP44XX_DMM_BASE + DMM_LISA_MAP_3) = 0xFF020100;
> >
> > + if (rev >= OMAP4460_ES1_0) {
> > + writel(0x80640300, OMAP44XX_MA_BASE + DMM_LISA_MAP_0);
> > +
> > + *(volatile int*)(OMAP44XX_MA_BASE + DMM_LISA_MAP_2) = 0x00000000;
> > + *(volatile int*)(OMAP44XX_MA_BASE + DMM_LISA_MAP_3) = 0xFF020100;
> ??
There are bad examples in this file already, see the context of this
patch. Should be fixed before we add more stuff.
Sascha
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