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From: thomas <thomas_lin@lecomputing.com>
To: rafael@kernel.org, lenb@kernel.org, hoan@os.amperecomputing.com,
	linusw@kernel.org, brgl@kernel.org,
	mika.westerberg@linux.intel.com,
	andriy.shevchenko@linux.intel.com, jsd@semihalf.com,
	andi.shyti@kernel.org, broonie@kernel.org
Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-gpio@vger.kernel.org, linux-i2c@vger.kernel.org,
	linux-spi@vger.kernel.org, lucas_hao@lecomputing.com,
	puntar_liu@lecomputing.com, jihua_tao@lecomputing.com,
	stan_xu@lecomputing.com, lumin_liu@lecomputing.com,
	notics_zhang@lecomputing.com, braden_zhang@lecomputing.com,
	harold_wu@lecomputing.com, will_zhang@lecomputing.com,
	aurora_jiang@lecomputing.com, ryen_lin@lecomputing.com,
	andy_jiang@lecomputing.com, thomas <thomas_lin@lecomputing.com>
Subject: [PATCH 3/3] Add ACPI ID "LECA0003" for LECARC SoCs that integrate the DesignWare I2C controller.
Date: Thu, 14 May 2026 11:43:17 +0800	[thread overview]
Message-ID: <20260514034319.3507315-4-thomas_lin@lecomputing.com> (raw)
In-Reply-To: <20260514034319.3507315-1-thomas_lin@lecomputing.com>

Also add corresponding ACPI description in acpi_apd.c.

Signed-off-by: thomas <thomas_lin@lecomputing.com>
---
 drivers/acpi/acpi_apd.c                     | 5 +++++
 drivers/i2c/busses/i2c-designware-platdrv.c | 1 +
 2 files changed, 6 insertions(+)

diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index 3a80e833215e..ae6a7da56e89 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -187,6 +187,10 @@ static const struct apd_device_desc leca_spi_desc = {
 	.fixed_clk_rate = 400000000,
 };
 
+static const struct apd_device_desc leca_i2c_desc = {
+	.setup = acpi_apd_setup,
+	.fixed_clk_rate = 250000000,
+};
 #endif /* CONFIG_ARM64 */
 
 #endif
@@ -259,6 +263,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
 	{ "HISI0173", APD_ADDR(hip08_spi_desc) },
 	{ "NXP0001", APD_ADDR(nxp_i2c_desc) },
 	{ "LECA0002", APD_ADDR(leca_spi_desc) },
+	{ "LECA0003", APD_ADDR(leca_i2c_desc) },
 #endif
 	{ }
 };
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 3351c4a9ef11..b435b4015f02 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -279,6 +279,7 @@ static const struct acpi_device_id dw_i2c_acpi_match[] = {
 	{ "INT3432", 0 },
 	{ "INT3433", 0 },
 	{ "INTC10EF", 0 },
+	{ "LECA0003", 0 },
 	{}
 };
 MODULE_DEVICE_TABLE(acpi, dw_i2c_acpi_match);
-- 
2.43.0


  parent reply	other threads:[~2026-05-14  3:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-14  3:43 [PATCH 0/3] Add LECARC ACPI IDs for DesignWare GPIO, SPI, I2C thomas
2026-05-14  3:43 ` [PATCH 1/3] Add ACPI ID "LECA0001" for LECARC SoCs that use the DesignWare GPIO controller with V1 register offsets thomas
2026-05-14  3:43 ` [PATCH 2/3] Add ACPI ID "LECA0002" for LECARC SoCs. This ID requires a custom initialization function dw_spi_lecarc_init() that sets dws->dws.ip to DW_HSSI_ID thomas
2026-05-14  3:43 ` thomas [this message]
2026-05-14  7:06 ` [PATCH 0/3] Add LECARC ACPI IDs for DesignWare GPIO, SPI, I2C Mark Brown

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