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] i2c: designware: Add LECARC ACPI ID
Date: Thu, 14 May 2026 10:40:12 +0800 [thread overview]
Message-ID: <20260514024014.3376511-4-thomas_lin@lecomputing.com> (raw)
In-Reply-To: <20260514024014.3376511-1-thomas_lin@lecomputing.com>
Add ACPI ID "LECA0003" for LECARC SoCs that integrate the DesignWare
I2C controller.
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
next prev parent reply other threads:[~2026-05-14 2:55 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-14 2:40 [PATCH 0/3] Add LECARC ACPI IDs for DesignWare GPIO, SPI, I2C thomas
2026-05-14 2:40 ` [PATCH 1/3] gpio: dwapb: Add LECARC ACPI ID thomas
2026-05-14 2:40 ` [PATCH 2/3] spi: dw-mmio: Add LECARC ACPI ID and init hook thomas
2026-05-15 9:32 ` Andy Shevchenko
2026-05-14 2:40 ` thomas [this message]
2026-05-15 9:38 ` [PATCH 3/3] i2c: designware: Add LECARC ACPI ID Andy Shevchenko
2026-05-15 9:37 ` [PATCH 0/3] Add LECARC ACPI IDs for DesignWare GPIO, SPI, I2C Andy Shevchenko
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