treewide: Add missing include guards to chip.h

Some of the chip.h files in the tree are missing the include guards.

This patch adds them in order to avoid potential redefinions of symbols
contained in these headers, when they are included multiple times in
static.c generated by sconfig.

Change-Id: I550a514e72a8dd4db602e7ceffccd81aa36446e3
Signed-off-by: Jan Samek <jan.samek@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74749
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/drivers/generic/alc1015/chip.h b/src/drivers/generic/alc1015/chip.h
index fa84177..16b0d22 100644
--- a/src/drivers/generic/alc1015/chip.h
+++ b/src/drivers/generic/alc1015/chip.h
@@ -1,8 +1,13 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_GENERIC_ALC1015_CHIP_H__
+#define __DRIVERS_GENERIC_ALC1015_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 struct drivers_generic_alc1015_config {
 	const char *hid;	/* ACPI _HID */
 	struct acpi_gpio sdb;	/* SDMODE GPIO */
 };
+
+#endif /* __DRIVERS_GENERIC_ALC1015_CHIP_H__ */
diff --git a/src/drivers/generic/bayhub/chip.h b/src/drivers/generic/bayhub/chip.h
index 77b7512..82fe670 100644
--- a/src/drivers/generic/bayhub/chip.h
+++ b/src/drivers/generic/bayhub/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_GENERIC_BAYHUB_CHIP_H__
+#define __DRIVERS_GENERIC_BAYHUB_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 /*
@@ -15,3 +18,5 @@
 	/* CLK and DAT tuning values */
 	uint8_t vih_tuning_value;
 };
+
+#endif /* __DRIVERS_GENERIC_BAYHUB_CHIP_H__ */
diff --git a/src/drivers/generic/bayhub_lv2/chip.h b/src/drivers/generic/bayhub_lv2/chip.h
index aa8f3fd..ea5c55f 100644
--- a/src/drivers/generic/bayhub_lv2/chip.h
+++ b/src/drivers/generic/bayhub_lv2/chip.h
@@ -1,8 +1,13 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_GENERIC_BAYHUB_LV2_CHIP_H__
+#define __DRIVERS_GENERIC_BAYHUB_LV2_CHIP_H__
+
 #include <stdbool.h>
 
 /* Bayhub LV2 PCIe to SD bridge */
 struct drivers_generic_bayhub_lv2_config {
 	bool enable_power_saving;
 };
+
+#endif /* __DRIVERS_GENERIC_BAYHUB_LV2_CHIP_H__ */
diff --git a/src/drivers/generic/max98357a/chip.h b/src/drivers/generic/max98357a/chip.h
index 66ebecf..3916b80 100644
--- a/src/drivers/generic/max98357a/chip.h
+++ b/src/drivers/generic/max98357a/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_GENERIC_MAX98357A_CHIP_H__
+#define __DRIVERS_GENERIC_MAX98357A_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 struct drivers_generic_max98357a_config {
@@ -16,3 +19,5 @@
 	unsigned int device_present_gpio;
 	unsigned int device_present_gpio_invert;
 };
+
+#endif /* __DRIVERS_GENERIC_MAX98357A_CHIP_H__ */
diff --git a/src/drivers/generic/nau8315/chip.h b/src/drivers/generic/nau8315/chip.h
index 45cb412..550f11e 100644
--- a/src/drivers/generic/nau8315/chip.h
+++ b/src/drivers/generic/nau8315/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_GENERIC_NAU8315_CHIP_H__
+#define __DRIVERS_GENERIC_NAU8315_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 struct drivers_generic_nau8315_config {
@@ -12,3 +15,5 @@
 	/* ENABLE GPIO */
 	struct acpi_gpio enable_gpio;
 };
+
+#endif /* __DRIVERS_GENERIC_NAU8315_CHIP_H__ */
diff --git a/src/drivers/i2c/cs35l53/chip.h b/src/drivers/i2c/cs35l53/chip.h
index 8631666..93905c2 100644
--- a/src/drivers/i2c/cs35l53/chip.h
+++ b/src/drivers/i2c/cs35l53/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_CS35L53_CHIP_H__
+#define __DRIVERS_I2C_CS35L53_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 #define CS35L53_MAX_GPIOS 2
@@ -153,3 +156,5 @@
 	 */
 	enum cs35l53_gpio2_src gpio2_src_select;
 };
+
+#endif /* __DRIVERS_I2C_CS35L53_CHIP_H__ */
diff --git a/src/drivers/i2c/cs42l42/chip.h b/src/drivers/i2c/cs42l42/chip.h
index 1adffe7..61e0213 100644
--- a/src/drivers/i2c/cs42l42/chip.h
+++ b/src/drivers/i2c/cs42l42/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_CS42L42_CHIP_H__
+#define __DRIVERS_I2C_CS42L42_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 enum cs42l42_ts_dbnc_rise {
@@ -117,3 +120,5 @@
 	 */
 	bool hs_bias_sense_disable;
 };
+
+#endif /* __DRIVERS_I2C_CS42L42_CHIP_H__ */
diff --git a/src/drivers/i2c/da7219/chip.h b/src/drivers/i2c/da7219/chip.h
index 203bd8f..5ca787c 100644
--- a/src/drivers/i2c/da7219/chip.h
+++ b/src/drivers/i2c/da7219/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_DA7219_CHIP_H__
+#define __DRIVERS_I2C_DA7219_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 /*
@@ -115,3 +118,5 @@
 	 */
 	const char *mclk_name;
 };
+
+#endif /* __DRIVERS_I2C_DA7219_CHIP_H__ */
diff --git a/src/drivers/i2c/max98373/chip.h b/src/drivers/i2c/max98373/chip.h
index c184531..aea5226 100644
--- a/src/drivers/i2c/max98373/chip.h
+++ b/src/drivers/i2c/max98373/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_MAX98373_CHIP_H__
+#define __DRIVERS_I2C_MAX98373_CHIP_H__
+
 /*
  * Maxim MAX98373 audio codec devicetree bindings
  */
@@ -22,3 +25,5 @@
 	/* slot number where current feedback will be received */
 	uint32_t imon_slot_no;
 };
+
+#endif /* __DRIVERS_I2C_MAX98373_CHIP_H__ */
diff --git a/src/drivers/i2c/max98390/chip.h b/src/drivers/i2c/max98390/chip.h
index c60b44c..6744c73 100644
--- a/src/drivers/i2c/max98390/chip.h
+++ b/src/drivers/i2c/max98390/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 
+#ifndef __DRIVERS_I2C_MAX98390_CHIP_H__
+#define __DRIVERS_I2C_MAX98390_CHIP_H__
+
 /*
  * MAXIM MAX98390 audio codec devicetree bindings
  */
@@ -19,3 +22,5 @@
 	/* slot number where current feedback will be received */
 	uint32_t imon_slot_no;
 };
+
+#endif /* __DRIVERS_I2C_MAX98390_CHIP_H__ */
diff --git a/src/drivers/i2c/max98396/chip.h b/src/drivers/i2c/max98396/chip.h
index 63a2440..7a1c118 100644
--- a/src/drivers/i2c/max98396/chip.h
+++ b/src/drivers/i2c/max98396/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_MAX98396_CHIP_H__
+#define __DRIVERS_I2C_MAX98396_CHIP_H__
+
 /*
  * Maxim MAX98396 audio codec devicetree bindings
  */
@@ -24,3 +27,5 @@
 	/* Use GPIO based reset gpio */
 	struct acpi_gpio reset_gpio;
 };
+
+#endif /* __DRIVERS_I2C_MAX98396_CHIP_H__ */
diff --git a/src/drivers/i2c/max98927/chip.h b/src/drivers/i2c/max98927/chip.h
index fcdb9e0..9311487 100644
--- a/src/drivers/i2c/max98927/chip.h
+++ b/src/drivers/i2c/max98927/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_MAX98927_CHIP_H__
+#define __DRIVERS_I2C_MAX98927_CHIP_H__
+
 /*
  * Maxim MAX98927 audio codec devicetree bindings
  */
@@ -19,3 +22,5 @@
 	/* slot number where current feedback will be received */
 	unsigned int imon_slot_no;
 };
+
+#endif /* __DRIVERS_I2C_MAX98927_CHIP_H__ */
diff --git a/src/drivers/i2c/nau8825/chip.h b/src/drivers/i2c/nau8825/chip.h
index ce17d3f..e47f466 100644
--- a/src/drivers/i2c/nau8825/chip.h
+++ b/src/drivers/i2c/nau8825/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_NAU8825_CHIP_H__
+#define __DRIVERS_I2C_NAU8825_CHIP_H__
+
 #include <acpi/acpi_device.h>
 
 #define NAU8825_MAX_BUTTONS 8
@@ -102,3 +105,5 @@
 	 */
 	bool adcout_ds;
 };
+
+#endif /* __DRIVERS_I2C_NAU8825_CHIP_H__ */
diff --git a/src/drivers/i2c/pca9538/chip.h b/src/drivers/i2c/pca9538/chip.h
index 96fd02f..c9254a4 100644
--- a/src/drivers/i2c/pca9538/chip.h
+++ b/src/drivers/i2c/pca9538/chip.h
@@ -1,7 +1,12 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_PCA9538_CHIP_H__
+#define __DRIVERS_I2C_PCA9538_CHIP_H__
+
 struct drivers_i2c_pca9538_config {
 	unsigned char in_out;	/* Use bit as input(1) or output (0). */
 	unsigned char invert;	/* If a bit is 1, the input will be inverted. */
 	unsigned char out_val;	/* Initial output value to drive. */
 };
+
+#endif /* __DRIVERS_I2C_PCA9538_CHIP_H__ */
diff --git a/src/drivers/i2c/pcf8523/chip.h b/src/drivers/i2c/pcf8523/chip.h
index b318da3..3c32599 100644
--- a/src/drivers/i2c/pcf8523/chip.h
+++ b/src/drivers/i2c/pcf8523/chip.h
@@ -2,6 +2,9 @@
 
 #include "pcf8523.h"
 
+#ifndef __DRIVERS_I2C_PCF8523_CHIP_H__
+#define __DRIVERS_I2C_PCF8523_CHIP_H__
+
 struct drivers_i2c_pcf8523_config {
 	unsigned char cap_sel;		/* Internal capacitor selection */
 	unsigned char second_int_en;	/* Enable IRQ for seconds */
@@ -29,3 +32,5 @@
 	unsigned char user_day;		/* User day to set */
 	unsigned char user_weekday;	/* User weekday to set */
 };
+
+#endif /* __DRIVERS_I2C_PCF8523_CHIP_H__ */
diff --git a/src/drivers/i2c/ptn3460/chip.h b/src/drivers/i2c/ptn3460/chip.h
index 2bf7e5e..0ec26ca 100644
--- a/src/drivers/i2c/ptn3460/chip.h
+++ b/src/drivers/i2c/ptn3460/chip.h
@@ -1,5 +1,10 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_PTN3460_CHIP_H__
+#define __DRIVERS_I2C_PTN3460_CHIP_H__
+
 struct drivers_i2c_ptn3460_config {
 
 };
+
+#endif /* __DRIVERS_I2C_PTN3460_CHIP_H__ */
diff --git a/src/drivers/i2c/rt1011/chip.h b/src/drivers/i2c/rt1011/chip.h
index 84a73dc..b4e9fc4 100644
--- a/src/drivers/i2c/rt1011/chip.h
+++ b/src/drivers/i2c/rt1011/chip.h
@@ -4,6 +4,9 @@
  * Realtek RT1011 audio codec devicetree bindings
  */
 
+#ifndef __DRIVERS_I2C_RT1011_CHIP_H__
+#define __DRIVERS_I2C_RT1011_CHIP_H__
+
 struct drivers_i2c_rt1011_config {
 	const char *name; /* ACPI Device Name */
 	const char *desc; /* Device Description */
@@ -14,3 +17,5 @@
 	/* The VPD key of temperature during speaker calibration. */
 	const char *temperature_calib_key;
 };
+
+#endif /* __DRIVERS_I2C_RT1011_CHIP_H__ */
diff --git a/src/drivers/i2c/rt5663/chip.h b/src/drivers/i2c/rt5663/chip.h
index 49b107c..1c177b3 100644
--- a/src/drivers/i2c/rt5663/chip.h
+++ b/src/drivers/i2c/rt5663/chip.h
@@ -4,6 +4,9 @@
  * Realtek RT5663 audio codec devicetree bindings
  */
 
+#ifndef __DRIVERS_I2C_RT5663_CHIP_H__
+#define __DRIVERS_I2C_RT5663_CHIP_H__
+
 #include <acpi/acpi_device.h>
 #include <stdint.h>
 
@@ -23,3 +26,5 @@
 	uint32_t dc_offset_l_manual_mic;
 	uint32_t dc_offset_r_manual_mic;
 };
+
+#endif /* __DRIVERS_I2C_RT5663_CHIP_H__ */
diff --git a/src/drivers/i2c/rtd2132/chip.h b/src/drivers/i2c/rtd2132/chip.h
index 7b02248..b65182f 100644
--- a/src/drivers/i2c/rtd2132/chip.h
+++ b/src/drivers/i2c/rtd2132/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_RTD2132_CHIP_H__
+#define __DRIVERS_I2C_RTD2132_CHIP_H__
+
 struct drivers_i2c_rtd2132_config {
 	/* Panel Power Sequencing. All units in ms. */
 	u16 t1; /* Delay from panel Vcc enable to LVDS output enable. */
@@ -32,3 +35,5 @@
 	 */
 	u8 sscg_percent;
 };
+
+#endif /* __DRIVERS_I2C_RTD2132_CHIP_H__ */
diff --git a/src/drivers/i2c/rx6110sa/chip.h b/src/drivers/i2c/rx6110sa/chip.h
index 1c0abe8..2b18426 100644
--- a/src/drivers/i2c/rx6110sa/chip.h
+++ b/src/drivers/i2c/rx6110sa/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_RX6110SA_CHIP_H__
+#define __DRIVERS_I2C_RX6110SA_CHIP_H__
+
 #include "rx6110sa.h"
 
 struct drivers_i2c_rx6110sa_config {
@@ -25,3 +28,5 @@
 	unsigned char bks_off;
 	unsigned char iocut_en;		/* Disable backup of I/O circuit. */
 };
+
+#endif /* __DRIVERS_I2C_RX6110SA_CHIP_H__ */
diff --git a/src/drivers/i2c/tas5825m/chip.h b/src/drivers/i2c/tas5825m/chip.h
index 23af491..34f75cc 100644
--- a/src/drivers/i2c/tas5825m/chip.h
+++ b/src/drivers/i2c/tas5825m/chip.h
@@ -1,6 +1,11 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_TAS5825M_CHIP_H__
+#define __DRIVERS_I2C_TAS5825M_CHIP_H__
+
 struct drivers_i2c_tas5825m_config {
 	// Used to uniquely identify the AMP
 	int id;
 };
+
+#endif /* __DRIVERS_I2C_TAS5825M_CHIP_H__ */
diff --git a/src/drivers/i2c/tpm/chip.h b/src/drivers/i2c/tpm/chip.h
index 4eac7e1..156f8dd 100644
--- a/src/drivers/i2c/tpm/chip.h
+++ b/src/drivers/i2c/tpm/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_I2C_TPM_CHIP_H__
+#define __DRIVERS_I2C_TPM_CHIP_H__
+
 #include <acpi/acpi_device.h>
 #include <device/i2c_simple.h>
 
@@ -18,3 +21,5 @@
 	struct acpi_gpio irq_gpio;	/* GPIO interrupt */
 	enum tpm_power_managed_mode power_managed_mode;	/* TPM power managed mode */
 };
+
+#endif /* __DRIVERS_I2C_TPM_CHIP_H__ */
diff --git a/src/drivers/intel/ish/chip.h b/src/drivers/intel/ish/chip.h
index e7bb8f8..69f3253 100644
--- a/src/drivers/intel/ish/chip.h
+++ b/src/drivers/intel/ish/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_INTEL_ISH_CHIP_H__
+#define __DRIVERS_INTEL_ISH_CHIP_H__
+
 /*
  * Intel Integrated Sensor Hub (ISH)
  */
@@ -10,3 +13,5 @@
 	/* Add `DmaProperty` in _DSD */
 	bool add_acpi_dma_property;
 };
+
+#endif /* __DRIVERS_INTEL_ISH_CHIP_H__ */
diff --git a/src/drivers/net/phy/m88e1512/chip.h b/src/drivers/net/phy/m88e1512/chip.h
index f1e313b..4af3b4d 100644
--- a/src/drivers/net/phy/m88e1512/chip.h
+++ b/src/drivers/net/phy/m88e1512/chip.h
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#ifndef __DRIVERS_NET_PHY_M88E1512_CHIP_H__
+#define __DRIVERS_NET_PHY_M88E1512_CHIP_H__
+
 #include "m88e1512.h"
 
 struct drivers_net_phy_m88e1512_config {
@@ -15,3 +18,5 @@
 	unsigned char pmos_val;		/* Set PMOS calibration value */
 	unsigned char nmos_val;		/* Set NMOS calibration value */
 };
+
+#endif /* __DRIVERS_NET_PHY_M88E1512_CHIP_H__ */