1 files changed, 0 insertions, 155 deletions
diff --git a/chip/mchp/pwm.c b/chip/mchp/pwm.c
deleted file mode 100644
index 53a8c15806..0000000000
--- a/chip/mchp/pwm.c
+++ /dev/null
@@ -1,155 +0,0 @@
-/* Copyright 2017 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/* PWM control module for MCHP MEC family */
-
-#include "common.h"
-#include "console.h"
-#include "gpio.h"
-#include "hooks.h"
-#include "pwm.h"
-#include "pwm_chip.h"
-#include "registers.h"
-#include "util.h"
-#include "tfdp_chip.h"
-
-#define CPUTS(outstr) cputs(CC_PWM, outstr)
-#define CPRINTS(format, args...) cprints(CC_PWM, format, ## args)
-
-/*
- * PWMs that must remain active in low-power idle -
- * PWM 0,1-8 are b[4,20:27] of MCHP_PCR_SLP_EN1
- * PWM 9 is b[31] of MCHP_PCR_SLP_EN3
- * PWM 10 - 11 are b[0:1] of MCHP_PCR_SLP_EN4
- * store 32-bit word with
- * b[0:1] = PWM 10-11
- * b[4,20:27] = PWM 0, 1-8
- * b[31] = PWM 9
- */
-static uint32_t pwm_keep_awake_mask;
-
-const uint8_t pwm_slp_bitpos[12] = {
-	4, 20, 21, 22, 23, 24, 25, 26, 27, 31, 0, 1
-};
-
-static uint32_t pwm_get_sleep_mask(int id)
-{
-	uint32_t bitpos = 32;
-
-	if (id < 12)
-		bitpos = (uint32_t)pwm_slp_bitpos[id];
-
-	return (1ul << bitpos);
-}
-
-
-void pwm_enable(enum pwm_channel ch, int enabled)
-{
-	int id = pwm_channels[ch].channel;
-	uint32_t pwm_slp_mask;
-
-	pwm_slp_mask = pwm_get_sleep_mask(id);
-
-	if (enabled) {
-		MCHP_PWM_CFG(id) |= 0x1;
-		if (pwm_channels[ch].flags & PWM_CONFIG_DSLEEP)
-			pwm_keep_awake_mask |= pwm_slp_mask;
-	} else {
-		MCHP_PWM_CFG(id) &= ~0x1;
-		pwm_keep_awake_mask &= ~pwm_slp_mask;
-	}
-}
-
-int pwm_get_enabled(enum pwm_channel ch)
-{
-	return MCHP_PWM_CFG(pwm_channels[ch].channel) & 0x1;
-}
-
-void pwm_set_duty(enum pwm_channel ch, int percent)
-{
-	int id = pwm_channels[ch].channel;
-
-	if (percent < 0)
-		percent = 0;
-	else if (percent > 100)
-		percent = 100;
-
-	MCHP_PWM_ON(id) = percent;
-	MCHP_PWM_OFF(id) = 100 - percent;
-}
-
-int pwm_get_duty(enum pwm_channel ch)
-{
-	return MCHP_PWM_ON(pwm_channels[ch].channel);
-}
-
-void pwm_keep_awake(void)
-{
-	if (pwm_keep_awake_mask) {
-		/* b[4,20:27] */
-		MCHP_PCR_SLP_EN1 &= ~(pwm_keep_awake_mask &
-					 (MCHP_PCR_SLP_EN1_PWM_ALL));
-		/* b[31] */
-		MCHP_PCR_SLP_EN3 &= ~(pwm_keep_awake_mask &
-					 (MCHP_PCR_SLP_EN3_PWM_ALL));
-		/* b[1:0] */
-		MCHP_PCR_SLP_EN4 &= ~(pwm_keep_awake_mask &
-					 (MCHP_PCR_SLP_EN4_PWM_ALL));
-	} else {
-		MCHP_PCR_SLOW_CLK_CTL &= 0xFFFFFC00;
-	}
-}
-
-
-static void pwm_configure(int ch, int active_low, int clock_low)
-{
-	/*
-	 * clock_low=0 selects the 48MHz Ring Oscillator source
-	 * clock_low=1 selects the 100kHz_Clk source
-	 */
-	MCHP_PWM_CFG(ch) = (15 << 3) |    /* Pre-divider = 16 */
-			      (active_low ? BIT(2) : 0) |
-			      (clock_low  ? BIT(1) : 0);
-}
-
-static const uint16_t pwm_pcr[MCHP_PWM_ID_MAX] = {
-	MCHP_PCR_PWM0,
-	MCHP_PCR_PWM1,
-	MCHP_PCR_PWM2,
-	MCHP_PCR_PWM3,
-	MCHP_PCR_PWM4,
-	MCHP_PCR_PWM5,
-	MCHP_PCR_PWM6,
-	MCHP_PCR_PWM7,
-	MCHP_PCR_PWM8,
-	MCHP_PCR_PWM9,
-	MCHP_PCR_PWM10,
-	MCHP_PCR_PWM11,
-};
-
-static void pwm_slp_en(int pwm_id, int sleep_en)
-{
-	if ((pwm_id < 0) || (pwm_id > MCHP_PWM_ID_MAX))
-		return;
-
-	if (sleep_en)
-		MCHP_PCR_SLP_EN_DEV(pwm_pcr[pwm_id]);
-	else
-		MCHP_PCR_SLP_DIS_DEV(pwm_pcr[pwm_id]);
-}
-
-static void pwm_init(void)
-{
-	int i;
-
-	for (i = 0; i < PWM_CH_COUNT; ++i) {
-		pwm_slp_en(pwm_channels[i].channel, 0);
-		pwm_configure(pwm_channels[i].channel,
-			      pwm_channels[i].flags & PWM_CONFIG_ACTIVE_LOW,
-			      pwm_channels[i].flags & PWM_CONFIG_ALT_CLOCK);
-		pwm_set_duty(i, 0);
-	}
-}
-DECLARE_HOOK(HOOK_INIT, pwm_init, HOOK_PRIO_DEFAULT);