357fae86fc
* Move configuration for battery into board.mk * lemp9: remove tcpm code * Move touchpad to its own module * Add kbled_reset to all platforms, move items to run on CPU reset to a function * Add defines for battery and charger address * Add I2C_0 export to it5570e * Move common system76 board functions into src/board/system76/common
25 lines
438 B
C
25 lines
438 B
C
#include <board/pwm.h>
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void pwm_init(void) {
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// Set T0CHSEL to TACH0A and T1CHSEL to TACH1A
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TSWCTLR = 0;
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// Disable PWM
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ZTIER = 0;
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// Set prescalar clock frequency to EC clock
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PCFSR = 0b01;
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// Set clock prescaler to 0 + 1
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C0CPRS = 0;
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// Set cycle time to 255 + 1
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CTR0 = 255;
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// Turn off CPU fan (temperature control in peci_event)
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DCR2 = 0;
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// Enable PWM
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ZTIER = (1 << 1);
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}
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