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e874a66977
This commit implements the base CPU clocks for sunxi devices. It has
been tested using a slightly modified cpufreq driver from the
linux-sunxi 3.0 tree.
Additionally, document the new bindings introduced by this patch.
Idling:
/ # cat /sys/kernel/debug/clk/clk_summary
clock enable_cnt prepare_cnt rate
---------------------------------------------------------------------
osc32k 0 0 32768
osc24M_fixed 0 0 24000000
osc24M 0 0 24000000
apb1_mux 0 0 24000000
apb1 0 0 24000000
pll1 0 0 60000000
cpu 0 0 60000000
axi 0 0 60000000
ahb 0 0 60000000
apb0 0 0 30000000
dummy 0 0 0
After "yes >/dev/null &":
/ # cat /sys/kernel/debug/clk/clk_summary
clock enable_cnt prepare_cnt rate
---------------------------------------------------------------------
osc32k 0 0 32768
osc24M_fixed 0 0 24000000
osc24M 0 0 24000000
apb1_mux 0 0 24000000
apb1 0 0 24000000
pll1 0 0 1008000000
cpu 0 0 1008000000
axi 0 0 336000000
ahb 0 0 168000000
apb0 0 0 84000000
dummy 0 0 0
Signed-off-by: Emilio López <emilio@elopez.com.ar>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
|
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|---|---|---|
| .. | ||
| acpi_pm.c | ||
| arm_arch_timer.c | ||
| bcm2835_timer.c | ||
| clksrc-dbx500-prcmu.c | ||
| clksrc-of.c | ||
| cs5535-clockevt.c | ||
| cyclone.c | ||
| dw_apb_timer_of.c | ||
| dw_apb_timer.c | ||
| em_sti.c | ||
| i8253.c | ||
| Kconfig | ||
| Makefile | ||
| metag_generic.c | ||
| mmio.c | ||
| nomadik-mtu.c | ||
| scx200_hrt.c | ||
| sh_cmt.c | ||
| sh_mtu2.c | ||
| sh_tmu.c | ||
| sunxi_timer.c | ||
| tcb_clksrc.c | ||
| tegra20_timer.c | ||
| time-armada-370-xp.c | ||
| vt8500_timer.c | ||