xref: /plan9/sys/src/9/teg2/notes/clks (revision 3de6a9c0b3d5cf34fc4090d0bf1930d83799a7fd)
1*3de6a9c0SDavid du Colombiersee §5.4.40 (p.142) pllx_* (2 regs)
2*3de6a9c0SDavid du Colombier
3*3de6a9c0SDavid du Colombierout of u-boot, these are the settings:
4*3de6a9c0SDavid du Colombier---
5*3de6a9c0SDavid du Colombierpllx	base 0x4003e80c:
6*3de6a9c0SDavid du Colombier		enabled, no locked
7*3de6a9c0SDavid du Colombier		divp == 0 (post divider == 2^0 == 1)
8*3de6a9c0SDavid du Colombier		divn == 1000 (feedback divider)
9*3de6a9c0SDavid du Colombier		divm == 12 (input divider)
10*3de6a9c0SDavid du Colombier	misc 0x100: pllx_cpcon == 1		[ should be 12 ]
11*3de6a9c0SDavid du Colombiersuper cclk divider 0x80000000:
12*3de6a9c0SDavid du Colombier	enabled
13*3de6a9c0SDavid du Colombier	dividend == 0 (thus 1)
14*3de6a9c0SDavid du Colombier	divisor == 0 (thus 1)
15*3de6a9c0SDavid du Colombiersuper sclk divider 0x0:
16*3de6a9c0SDavid du Colombier	disabled
17*3de6a9c0SDavid du Colombier	dividend == 0 (thus 1)
18*3de6a9c0SDavid du Colombier	divisor == 0 (thus 1)
19*3de6a9c0SDavid du Colombier---
20