From 20265b09dc6bbfb8c708accf6c0cf67f63cb79c3 Mon Sep 17 00:00:00 2001 From: Victor Ding Date: Wed, 2 Nov 2022 08:24:41 +0000 Subject: drivers/i2c/sx9324: Add support for Linux's SX9324 driver SX9324 driver is updated per Linux's documentation found at https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/devicetree/bindings/iio/proximity/semtech,sx9324.yaml Supporting logic for the deprecated SX932x driver is hence guarded by DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER This patch by itself does not introduce functional changes to any board. The legacy SX932x Linux driver never reached upstream Linux and is only available in ChromeOS kernel fork of 4.4 and 5.4. Linux later accepted a different implementation named SX9324 and has been available since 5.4. Ideally all variants should adopt the new driver; however, during the transition phase, coreboot must support both drivers. It is better to have a single firmware build that can work with both Linux kernel drivers by specifying both sets of properties. Legacy driver support should be deleted once all variants finish migration. BUG=b:242662878 TEST=Dump ACPI SSDT then verify _DSD entries related to the legacy SX932x driver are identical w/ and w/o this patch (Tested on Craask and Nivviks) Change-Id: I42cd6841c3a270c242ed2e739db245e858eadb3b Signed-off-by: Victor Ding Reviewed-on: https://review.coreboot.org/c/coreboot/+/69192 Reviewed-by: Reka Norman Reviewed-by: Tarun Tuli Tested-by: build bot (Jenkins) Reviewed-by: Eric Lai --- src/mainboard/google/brya/Kconfig.name | 5 +++++ src/mainboard/google/dedede/Kconfig.name | 5 +++++ src/mainboard/google/zork/Kconfig.name | 1 + 3 files changed, 11 insertions(+) (limited to 'src/mainboard') diff --git a/src/mainboard/google/brya/Kconfig.name b/src/mainboard/google/brya/Kconfig.name index 4ead1f99e0be..3c755c689595 100644 --- a/src/mainboard/google/brya/Kconfig.name +++ b/src/mainboard/google/brya/Kconfig.name @@ -40,6 +40,7 @@ config BOARD_GOOGLE_BRYA0 select SOC_INTEL_RAPTORLAKE select DRIVERS_GENESYSLOGIC_GL9755 select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select DRIVERS_INTEL_MIPI_CAMERA select SOC_INTEL_COMMON_BLOCK_IPU select SOC_INTEL_CRASHLOG @@ -85,6 +86,7 @@ config BOARD_GOOGLE_NIVVIKS select DRIVERS_GENERIC_GPIO_KEYS select DRIVERS_GENESYSLOGIC_GL9750 select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select DRIVERS_INTEL_MIPI_CAMERA select HAVE_WWAN_POWER_SEQUENCE @@ -139,6 +141,7 @@ config BOARD_GOOGLE_SKOLAS select DRIVERS_GENESYSLOGIC_GL9755 select DRIVERS_INTEL_MIPI_CAMERA select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select SOC_INTEL_COMMON_BLOCK_IPU config BOARD_GOOGLE_SKOLAS4ES @@ -147,6 +150,7 @@ config BOARD_GOOGLE_SKOLAS4ES select DRIVERS_GENESYSLOGIC_GL9755 select DRIVERS_INTEL_MIPI_CAMERA select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select SOC_INTEL_COMMON_BLOCK_IPU config BOARD_GOOGLE_TAEKO @@ -257,6 +261,7 @@ config BOARD_GOOGLE_PUJJO select DRIVERS_GENERIC_GPIO_KEYS select DRIVERS_GENESYSLOGIC_GL9750 select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select HAVE_WWAN_POWER_SEQUENCE config BOARD_GOOGLE_XIVU diff --git a/src/mainboard/google/dedede/Kconfig.name b/src/mainboard/google/dedede/Kconfig.name index 45cc1173ffbb..4f2fa04102d5 100644 --- a/src/mainboard/google/dedede/Kconfig.name +++ b/src/mainboard/google/dedede/Kconfig.name @@ -5,6 +5,7 @@ config BOARD_GOOGLE_BOTEN select BOARD_GOOGLE_BASEBOARD_DEDEDE_CR50 select BASEBOARD_DEDEDE_LAPTOP select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR config BOARD_GOOGLE_DEDEDE @@ -108,6 +109,7 @@ config BOARD_GOOGLE_STORO select BOARD_GOOGLE_BASEBOARD_DEDEDE_CR50 select BASEBOARD_DEDEDE_LAPTOP select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select DRIVERS_INTEL_MIPI_CAMERA select SOC_INTEL_COMMON_BLOCK_IPU select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR @@ -124,6 +126,7 @@ config BOARD_GOOGLE_KRACKO select BASEBOARD_DEDEDE_LAPTOP select DRIVERS_GENERIC_MAX98357A select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR config BOARD_GOOGLE_BLIPPER @@ -177,6 +180,7 @@ config BOARD_GOOGLE_GOOEY select BOARD_GOOGLE_BASEBOARD_DEDEDE_TPM2 select BASEBOARD_DEDEDE_LAPTOP select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR config BOARD_GOOGLE_BEADRIX @@ -185,6 +189,7 @@ config BOARD_GOOGLE_BEADRIX select BASEBOARD_DEDEDE_LAPTOP select DRIVERS_GENERIC_MAX98357A select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER config BOARD_GOOGLE_SHOTZO bool "-> Shotzo" diff --git a/src/mainboard/google/zork/Kconfig.name b/src/mainboard/google/zork/Kconfig.name index 7ba518a21910..4e6cfc52c2cd 100644 --- a/src/mainboard/google/zork/Kconfig.name +++ b/src/mainboard/google/zork/Kconfig.name @@ -8,6 +8,7 @@ config BOARD_GOOGLE_VILBOZ bool "-> Vilboz (Lenovo 100e/300e Gen3 AMD)" select BOARD_GOOGLE_BASEBOARD_DALBOZ select DRIVERS_I2C_SX9324 + select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER config BOARD_GOOGLE_EZKINIL bool "-> Ezkinil (Acer Chromebook Spin 514)" -- cgit v1.2.3