[U-Boot] [PATCH v5 4/7] board: common: vid: Move IR chip specific code in flag

[Rajesh Bhagat]

Moves IR chip (IR36021) specific code in flag to resolve
compilation issue where it is not present. For example,
LS1088A is having a new LTC3882 voltage chip.

Signed-off-by: Ashish Kumar <Ashish.Kumar at nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat at nxp.com>
---
Changes in v5:
 None

Changes in v4:                                                                  
 None

 board/freescale/common/vid.c | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/board/freescale/common/vid.c b/board/freescale/common/vid.c
index 921841f..8acadc4 100644
--- a/board/freescale/common/vid.c
+++ b/board/freescale/common/vid.c
@@ -41,6 +41,8 @@ int __weak board_adjust_vdd(int vdd)
 	return 0;
 }
 
+#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \
+	defined(CONFIG_VOL_MONITOR_IR36021_READ)
 /*
  * Get the i2c address configuration for the IR regulator chip
  *
@@ -73,6 +75,7 @@ static int find_ir_chip_on_i2c(void)
 	}
 	return -1;
 }
+#endif
 
 /* Maximum loop count waiting for new voltage to take effect */
 #define MAX_LOOP_WAIT_NEW_VOL		100
@@ -184,6 +187,7 @@ static int read_voltage(int i2caddress)
 	return voltage_read;
 }
 
+#ifdef CONFIG_VOL_MONITOR_IR36021_SET
 /*
  * We need to calculate how long before the voltage stops to drop
  * or increase. It returns with the loop count. Each loop takes
@@ -243,7 +247,6 @@ static int wait_for_voltage_stable(int i2caddress)
 	return vdd_current;
 }
 
-#ifdef CONFIG_VOL_MONITOR_IR36021_SET
 /* Set the voltage to the IR chip */
 static int set_voltage_to_IR(int i2caddress, int vdd)
 {
@@ -298,7 +301,12 @@ int adjust_vdd(ulong vdd_override)
 	int re_enable = disable_interrupts();
 	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 	u32 fusesr;
+#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \
+	defined(CONFIG_VOL_MONITOR_IR36021_READ)
 	u8 vid, buf;
+#else
+	u8 vid;
+#endif
 	int vdd_target, vdd_current, vdd_last;
 	int ret, i2caddress;
 	unsigned long vdd_string_override;
@@ -369,6 +377,8 @@ int adjust_vdd(ulong vdd_override)
 		ret = -1;
 		goto exit;
 	}
+#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \
+	defined(CONFIG_VOL_MONITOR_IR36021_READ)
 	ret = find_ir_chip_on_i2c();
 	if (ret < 0) {
 		printf("VID: Could not find voltage regulator on I2C.\n");
@@ -393,6 +403,7 @@ int adjust_vdd(ulong vdd_override)
 		ret = -1;
 		goto exit;
 	}
+#endif
 
 	/* get the voltage ID from fuse status register */
 	fusesr = in_le32(&gur->dcfg_fusesr);
@@ -532,6 +543,8 @@ int adjust_vdd(ulong vdd_override)
 		ret = -1;
 		goto exit;
 	}
+#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \
+	defined(CONFIG_VOL_MONITOR_IR36021_READ)
 	ret = find_ir_chip_on_i2c();
 	if (ret < 0) {
 		printf("VID: Could not find voltage regulator on I2C.\n");
@@ -556,6 +569,7 @@ int adjust_vdd(ulong vdd_override)
 		ret = -1;
 		goto exit;
 	}
+#endif
 
 	/* get the voltage ID from fuse status register */
 	fusesr = in_be32(&gur->dcfg_fusesr);
@@ -666,6 +680,8 @@ static int print_vdd(void)
 		debug("VID : I2c failed to switch channel\n");
 		return -1;
 	}
+#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \
+	defined(CONFIG_VOL_MONITOR_IR36021_READ)
 	ret = find_ir_chip_on_i2c();
 	if (ret < 0) {
 		printf("VID: Could not find voltage regulator on I2C.\n");
@@ -674,6 +690,7 @@ static int print_vdd(void)
 		i2caddress = ret;
 		debug("VID: IR Chip found on I2C address 0x%02x\n", i2caddress);
 	}
+#endif
 
 	/*
 	 * Read voltage monitor to check real voltage.
-- 
2.7.4