[PATCH 1/2] ARM: EXYNOS: Support Suspend-to-RAM on EXYNOS5420

Tomasz Figa t.figa at samsung.com
Mon Dec 16 11:15:08 EST 2013


Hi,

On Monday 16 of December 2013 08:27:17 Vaibhav Bedia wrote:
> Hi,
> 
> On Mon, Dec 16, 2013 at 7:01 AM, Abhilash Kesavan <a.kesavan at samsung.com> wrote:
[snip]
> > +       { EXYNOS5_CMU_RESET_GSCL_SYS_PWR_REG,                   { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5_CMU_RESET_ISP_SYS_PWR_REG,                    { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5_CMU_RESET_MFC_SYS_PWR_REG,                    { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5_CMU_RESET_G3D_SYS_PWR_REG,                    { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5420_CMU_RESET_DISP1_SYS_PWR_REG,               { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5420_CMU_RESET_MAU_SYS_PWR_REG,                 { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5420_CMU_RESET_G2D_SYS_PWR_REG,                 { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5420_CMU_RESET_MSC_SYS_PWR_REG,                 { 0x0, 0x0, 0x0} },
> > +       { EXYNOS5420_CMU_RESET_FSYS_SYS_PWR_REG,                { 0x0, 0x0, 0x0} },
> > +       { PMU_TABLE_END,},
> > +};
> > +
> 
> Looking at a rather long list of register defines and soc_is_* checks here
> makes me wonder how this is any different from the static data that the
> other SoC vendors (TI) are trying very hard to move out of arch/arm...

Well, this data will eventually get moved to a PMU driver once
drivers/syslib (as discussed on KS in Edinburgh) infrastructure shows up.

We can't get rid of these data from kernel sources, since there is no
other place where they would fit. (No, DT is not such place.)

Best regards,
Tomasz




More information about the linux-arm-kernel mailing list