Revert "hocclk: actually implement cpu dvfs"
This reverts commit a8f221aed8.
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a8f221aed8
commit
c9dafc0e2a
7 files changed
+26
-148
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@@ -25,7 +25,6 @@
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#include <switch.h>
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#include "../file/file_utils.hpp"
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#include "../file/config.hpp"
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#include "../hos/rgltr.h"
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#include "../i2c/i2cDrv.h"
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#include "board.hpp"
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@@ -594,7 +593,6 @@ namespace board {
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return baseVolt;
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}
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/* Mariko only! */
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constexpr u32 PmicVmin = 250;
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constexpr u32 PmicStep = 5;
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@@ -604,12 +602,6 @@ namespace board {
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}
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void ApplyCpuDvfs(u32 ramFreqMhz) {
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/* Don't reapply the table if it has been*/
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static u32 lastRamFreqMhz = 0;
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if(ramFreqMhz == lastRamFreqMhz) {
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return;
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}
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/* Get the minimum DRAM OC Cpu Vmin */
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u32 vmin = GetMinimumCpuVmin(ramFreqMhz, GetCpuSpeedoBracket());
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@@ -623,6 +615,7 @@ namespace board {
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if(vlt < vmin) {
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vlt = vmin;
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}
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/* Don't know if modifying and passing argument causes undefined behavior? */
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u32 tempVlt = vlt;
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vlt = ConvertVoltToLut(tempVlt);
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@@ -631,18 +624,12 @@ namespace board {
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/* Pet the watchdog to avoid it hanging the system during this operation */
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i2c::wdt::Pet();
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/* DSB to prevent a hang during setting the new LUT. ST will not work, SY is needed */
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/* DSB to prevent a hang during setting the new LUT */
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__asm__("dsb SY");
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/* Copy the edited LUT into it's appropriate location */
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memcpy((void*)(cldvfs + CL_DVFS_OUTPUT_LUT_0), NewCpuVoltTable, sizeof(NewCpuVoltTable));
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file::utils::LogLine("[cpudvfs]: Set voltage to %dmV for %dMHz", vmin, ramFreqMhz);
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/* Pet the watchdog to avoid it hanging the system during this operation */
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i2c::wdt::Pet();
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svcSleepThread(100'000'000); // 100ms
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lastRamFreqMhz = ramFreqMhz;
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}
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} // namespace board
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