From 04ca0a51f1e63bd553fd4af8e9af0fe094fa4f0a Mon Sep 17 00:00:00 2001 From: Ben Walsh Date: Wed, 5 Jun 2024 07:33:51 +0100 Subject: [PATCH] platform/chrome: cros_ec_lpc: Add quirks for Framework Laptop For Framework Laptops with Microchip EC (MEC), use the ACPI id "PNP0C09" to find the ACPI device, and AML mutex "ECMT" to protect EC memory access. Tested-by: Dustin L. Howett Signed-off-by: Ben Walsh Link: https://lore.kernel.org/r/20240605063351.14836-6-ben@jubnut.com Signed-off-by: Tzung-Bi Shih --- drivers/platform/chrome/cros_ec_lpc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/platform/chrome/cros_ec_lpc.c b/drivers/platform/chrome/cros_ec_lpc.c index 5d9cc8df208bf..ebe9fb143840d 100644 --- a/drivers/platform/chrome/cros_ec_lpc.c +++ b/drivers/platform/chrome/cros_ec_lpc.c @@ -636,6 +636,12 @@ static const struct lpc_driver_data framework_laptop_amd_lpc_driver_data __initc .quirk_mmio_memory_base = 0xE00, }; +static const struct lpc_driver_data framework_laptop_11_lpc_driver_data __initconst = { + .quirks = CROS_EC_LPC_QUIRK_ACPI_ID|CROS_EC_LPC_QUIRK_AML_MUTEX, + .quirk_acpi_id = "PNP0C09", + .quirk_aml_mutex_name = "ECMT", +}; + static const struct dmi_system_id cros_ec_lpc_dmi_table[] __initconst = { { /* @@ -704,6 +710,7 @@ static const struct dmi_system_id cros_ec_lpc_dmi_table[] __initconst = { DMI_MATCH(DMI_SYS_VENDOR, "Framework"), DMI_MATCH(DMI_PRODUCT_NAME, "Laptop"), }, + .driver_data = (void *)&framework_laptop_11_lpc_driver_data, }, { /* sentinel */ } }; -- 2.39.5