[PATCH 87/88] freescale: Drop unused zm7300 driver

[Simon Glass]

This is not used anymore. Drop the driver and Kconfig option.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 board/freescale/common/Makefile |   1 -
 board/freescale/common/zm7300.c | 232 --------------------------------
 board/freescale/common/zm7300.h |  21 ---
 3 files changed, 254 deletions(-)
 delete mode 100644 board/freescale/common/zm7300.c
 delete mode 100644 board/freescale/common/zm7300.h

diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index c200cf4d403..b4faf6f9e0a 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -54,7 +54,6 @@ obj-$(CONFIG_TARGET_MPC8548CDS)	+= cds_pci_ft.o
 obj-$(CONFIG_TARGET_P3041DS)		+= ics307_clk.o
 obj-$(CONFIG_TARGET_P4080DS)		+= ics307_clk.o
 obj-$(CONFIG_TARGET_P5040DS)		+= ics307_clk.o
-obj-$(CONFIG_ZM7300)		+= zm7300.o
 ifeq ($(CONFIG_$(SPL_)POWER_LEGACY),y)
 obj-$(CONFIG_POWER_PFUZE100)	+= pfuze.o
 endif
diff --git a/board/freescale/common/zm7300.c b/board/freescale/common/zm7300.c
deleted file mode 100644
index e8c2fc85c84..00000000000
--- a/board/freescale/common/zm7300.c
+++ /dev/null
@@ -1,232 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2013 Freescale Semiconductor, Inc.
- */
-
-/* Power-One ZM7300 DPM */
-#include "zm7300.h"
-#include <log.h>
-
-#define DPM_WP 0x96
-#define WRP_OPCODE 0x01
-#define WRM_OPCODE 0x02
-#define RRP_OPCODE 0x11
-
-#define DPM_SUCCESS 0x01
-#define DPM_EXEC_FAIL 0x00
-
-static const uint16_t hex_to_1_10mv[] = {
-	5000,
-	5125,
-	5250,
-	5375,
-	5500,
-	5625,
-	5750,
-	5875,
-	6000,
-	6125,
-	6250,
-	6375,
-	6500,
-	6625,
-	6750,
-	6875,
-	7000,
-	7125,
-	7250,
-	7375,
-	7500,
-	7625,
-	7750,
-	7875,
-	8000,
-	8125,
-	8250,
-	8375,
-	8500,
-	8625,
-	8750,
-	8875,
-	9000,
-	9125,
-	9250,
-	9375,
-	9500,  /* 0.95mV */
-	9625,
-	9750,
-	9875,
-	10000,  /* 1.0V */
-	10125,
-	10250,
-	10375,
-	10500,
-	10625,
-	10750,
-	10875,
-	11000,
-	11125,
-	11250,
-	11375,
-	11500,
-	11625,
-	11750,
-	11875,
-	12000,
-	12125,
-	12250,
-	12375,
-	0,	/* reserved */
-};
-
-
-/* Read Data d from Register r of POL p */
-u8 dpm_rrp(uchar r)
-{
-	u8 ret[5];
-
-	ret[0] = RRP_OPCODE;
-	/* POL is 0 */
-	ret[1] = 0;
-	ret[2] = r;
-	i2c_read(I2C_DPM_ADDR, 0, -3, ret, 2);
-	if (ret[1] == DPM_SUCCESS) { /* the DPM returned success as status */
-		debug("RRP_OPCODE returned success data is %x\n", ret[0]);
-		return ret[0];
-	} else {
-		return -1;
-	}
-}
-
-/* Write Data d into DPM register r (RAM) */
-int dpm_wrm(u8 r, u8 d)
-{
-	u8 ret[5];
-
-	ret[0] = WRM_OPCODE;
-	ret[1] = r;
-	ret[2] = d;
-	i2c_read(I2C_DPM_ADDR, 0, -3, ret, 1);
-	if (ret[0] == DPM_SUCCESS) { /* the DPM returned success as status */
-		debug("WRM_OPCODE returned success data is %x\n", ret[0]);
-		return ret[0];
-	} else {
-		return -1;
-	}
-}
-
-/* Write Data d into Register r of POL(s) a */
-int dpm_wrp(u8 r, u8 d)
-{
-	u8 ret[7];
-
-	ret[0] = WRP_OPCODE;
-	/* only POL0 is present */
-	ret[1] = 0x01;
-	ret[2] = 0x00;
-	ret[3] = 0x00;
-	ret[4] = 0x00;
-	ret[5] = r;
-	ret[6] = d;
-	i2c_read(I2C_DPM_ADDR, 0, -7, ret, 1);
-	if (ret[0] == DPM_SUCCESS) { /* the DPM returned success as status */
-		debug("WRP_OPCODE returned success data is %x\n", ret[0]);
-		return 0;
-	} else {
-		return -1;
-	}
-}
-
-/* Uses the DPM command RRP */
-u8 zm_read(uchar reg)
-{
-	return dpm_rrp(reg);
-}
-
-/* ZM_write --
-	Steps:
-	a. Write data to the register
-	b. Read data from register and compare to written value
-	c. Return return_code & voltage_read
-*/
-u8 zm_write(u8 reg, u8 data)
-{
-	u8 d;
-
-	/* write data to register */
-	dpm_wrp(reg, data);
-
-	/* read register and compare to written value */
-	d = dpm_rrp(reg);
-	if (d != data) {
-		printf("zm_write : Comparison register data failed\n");
-		return -1;
-	}
-
-	return d;
-}
-
-/* zm_write_out_voltage
- * voltage in 1/10 mV
- */
-int zm_write_voltage(int voltage)
-{
-	u8 reg = 0x7, vid;
-	uint16_t voltage_read;
-	u8 ret;
-
-	vid =  (voltage - 5000) / ZM_STEP;
-
-	ret = zm_write(reg, vid);
-	if (ret != -1) {
-		voltage_read = hex_to_1_10mv[ret];
-		debug("voltage set to %dmV\n", voltage_read/10);
-		return voltage_read;
-	}
-	return -1;
-}
-
-/* zm_read_out_voltage
- * voltage in 1/10 mV
- */
-int zm_read_voltage(void)
-{
-	u8 reg = 0x7;
-	u8 ret;
-	int voltage;
-
-	ret = zm_read(reg);
-	if (ret != -1) {
-		voltage =  hex_to_1_10mv[ret];
-		debug("Voltage read is %dmV\n", voltage/10);
-		return voltage;
-	} else {
-		return -1;
-	}
-}
-
-int zm_disable_wp()
-{
-	u8 new_wp_value;
-
-	/* Disable using Write-Protect register 0x96 */
-	new_wp_value = 0x8;
-	if ((dpm_wrm(DPM_WP, new_wp_value)) < 0) {
-		printf("Disable Write-Protect register failed\n");
-		return -1;
-	}
-	return 0;
-}
-
-int zm_enable_wp()
-{
-	u8 orig_wp_value;
-	orig_wp_value = 0x0;
-
-	/* Enable using Write-Protect register 0x96 */
-	if ((dpm_wrm(DPM_WP, orig_wp_value)) < 0) {
-		printf("Enable Write-Protect register failed\n");
-		return -1;
-	}
-	return 0;
-}
diff --git a/board/freescale/common/zm7300.h b/board/freescale/common/zm7300.h
deleted file mode 100644
index 9ce24afc178..00000000000
--- a/board/freescale/common/zm7300.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Copyright 2013 Freescale Semiconductor, Inc.
- */
-
-#ifndef __ZM7300_H_
-#define __ZM7300_H	1_
-
-#include <common.h>
-#include <i2c.h>
-#include <errno.h>
-#include <asm/io.h>
-
-#define ZM_STEP 125
-int zm7300_set_voltage(int voltage_1_10mv);
-int zm_write_voltage(int voltage);
-int zm_read_voltage(void);
-int zm_disable_wp(void);
-int zm_enable_wp(void);
-
-#endif	/* __ZM7300_H_ */
-- 
2.39.1.456.gfc5497dd1b-goog