1 files changed, 0 insertions, 140 deletions
diff --git a/board/servo_v4p1/dacs.c b/board/servo_v4p1/dacs.c
deleted file mode 100644
index 087a334873..0000000000
--- a/board/servo_v4p1/dacs.c
+++ /dev/null
@@ -1,140 +0,0 @@
-/* Copyright 2020 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.
- */
-
-#include "dacs.h"
-#include "i2c.h"
-#include "ioexpanders.h"
-#include "util.h"
-
-#define MAX_MV 5000
-
-#define CC1_DAC_ADDR 0x48
-#define CC2_DAC_ADDR 0x49
-
-#define REG_NOOP    0
-#define REG_DEVID   1
-#define REG_SYNC    2
-#define REG_CONFIG  3
-#define REG_GAIN    4
-#define REG_TRIGGER 5
-#define REG_STATUS  7
-#define REG_DAC     8
-
-#define DAC1	BIT(0)
-#define DAC2	BIT(1)
-
-static uint8_t dac_enabled;
-
-void init_dacs(void)
-{
-	/* Disable both DACS by default */
-	enable_dac(CC1_DAC, 0);
-	enable_dac(CC2_DAC, 0);
-	dac_enabled = 0;
-}
-
-void enable_dac(enum dac_t dac, uint8_t en)
-{
-	switch (dac) {
-	case CC1_DAC:
-		if (en) {
-			fault_clear_cc(1);
-			fault_clear_cc(0);
-			en_vout_buf_cc1(1);
-			/* Power ON DAC */
-			i2c_write8(1, CC1_DAC_ADDR, REG_CONFIG, 0);
-			dac_enabled |= DAC1;
-		} else {
-			en_vout_buf_cc1(0);
-			/* Power OFF DAC */
-			i2c_write8(1, CC1_DAC_ADDR, REG_CONFIG, 1);
-			dac_enabled &= ~DAC1;
-		}
-		break;
-	case CC2_DAC:
-		if (en) {
-			fault_clear_cc(1);
-			fault_clear_cc(0);
-			en_vout_buf_cc2(1);
-			i2c_write8(1, CC2_DAC_ADDR, REG_CONFIG, 0);
-			dac_enabled |= DAC2;
-		} else {
-			en_vout_buf_cc2(0);
-			/* Power down DAC */
-			i2c_write8(1, CC2_DAC_ADDR, REG_CONFIG, 1);
-			dac_enabled &= ~DAC2;
-		}
-		break;
-	}
-}
-
-int write_dac(enum dac_t dac, uint16_t value)
-{
-	uint16_t tmp;
-
-	/*
-	 * Data are MSB aligned in straight binary format, and
-	 * use the following format: DATA[13:0], 0, 0
-	 */
-	tmp = (value << 8) & 0xff00;
-	tmp |= (value >> 8) & 0xff;
-	tmp <<= 2;
-
-	switch (dac) {
-	case CC1_DAC:
-		if (!(dac_enabled & DAC1)) {
-			ccprintf("CC1_DAC is disabled\n");
-			return EC_ERROR_ACCESS_DENIED;
-		}
-		i2c_write16(1, CC1_DAC_ADDR, REG_DAC, tmp);
-		break;
-	case CC2_DAC:
-		if (!(dac_enabled & DAC2)) {
-			ccprintf("CC2_DAC is disabled\n");
-			return EC_ERROR_ACCESS_DENIED;
-		}
-		i2c_write16(1, CC2_DAC_ADDR, REG_DAC, tmp);
-		break;
-	}
-	return EC_SUCCESS;
-}
-
-#ifdef SECTION_IS_RO
-static int cmd_cc_dac(int argc, char *argv[])
-{
-	uint8_t dac;
-	uint64_t mv;
-	uint64_t round_up;
-	char *e;
-
-	if (argc < 3)
-		return EC_ERROR_PARAM_COUNT;
-
-	dac = strtoi(argv[1], &e, 10);
-	if (*e || (dac != CC1_DAC && dac != CC2_DAC))
-		return EC_ERROR_PARAM2;
-
-	if (!strcasecmp(argv[2], "on")) {
-		enable_dac(dac, 1);
-	} else if (!strcasecmp(argv[2], "off")) {
-		enable_dac(dac, 0);
-	} else {
-		/* get value in mV */
-		mv = strtoi(argv[2], &e, 10);
-		/* 5000 mV max */
-		if (*e || mv > MAX_MV)
-			return EC_ERROR_PARAM3;
-		/* 305176 = (5V / 2^14) * 1000000 */
-		/* 152588 = 305176 / 2 : used for round up after division */
-		round_up = (((mv * 1000000) + 152588) / 305176);
-		if (!write_dac(dac, (uint16_t)round_up))
-			ccprintf("Setting DAC to %lld counts\n", round_up);
-	}
-	return EC_SUCCESS;
-}
-DECLARE_CONSOLE_COMMAND(cc_dac, cmd_cc_dac,
-			"dac <\"on\"|\"off\"|mv>",
-			"Set Servo v4.1 CC dacs");
-#endif