Commit Graph

4 Commits

Author SHA1 Message Date
Simon Glass
5a30cee5d0 tegra: Correct logic for reading pll_misc in clock_start_pll()
The logic for simple PLLs on T124 was broken by this commit:

  722e000c Tegra: PLL: use per-SoC pllinfo table instead of PLL_DIVM/N/P, etc.

Correct it by reading from the same pll_misc register that it writes to and
adding an entry for the DP PLL in the pllinfo table.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
2015-08-13 13:06:04 -07:00
Tom Warren
722e000ccd Tegra: PLL: use per-SoC pllinfo table instead of PLL_DIVM/N/P, etc.
Added PLL variables (dividers mask/shift, lock enable/detect, etc.)
to new pllinfo struct for each Soc/PLL. PLLA/C/D/E/M/P/U/X.

Used pllinfo struct in all clock functions, validated on T210.
Should be equivalent to prior code on T124/114/30/20. Thanks
to Marcel Ziswiler for corrections to the T20/T30 values.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
2015-08-05 15:22:51 -07:00
Tom Warren
3e8650c0f9 Tegra: clocks: Add 38.4MHz OSC support for T210 use
Added 38.4MHz/48MHz entries to pll_x_table for CPU PLL. Needs
to be measured - should be close to 700MHz (1.4G/2).

Note that some freqs aren't in the PLLU table in T210 TRM
(13, 26MHz), so I used the 12MHz table entry for them. They
shouldn't be selected since they're not viable T210 OSC freqs.

Since there are now 2 new OSC defines, all tables (pll_x_table,
PLLU) had to increase by two entries, but since 38.4/48MHz are
not viable osc freqs on T20/30/114, etc, they're just set to 0.

Signed-off-by: Tom Warren <twarren@nvidia.com>
2015-08-05 15:22:51 -07:00
Tom Warren
6c43f6c8d9 ARM: Tegra210: Add SoC code/include files for T210
All based off of Tegra124. As a Tegra210 board is brought
up, these may change a bit to match the HW more closely,
but probably 90% of this is identical to T124.

Note that since T210 is a 64-bit build, it has no SPL
component, and hence no cpu.c for Tegra210.

Signed-off-by: Tom Warren <twarren@nvidia.com>
2015-07-28 10:30:19 -07:00