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Wysocki" , Len Brown , Andy Shevchenko , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, stable@vger.kernel.org, Sachi King Subject: [PATCH] serial: 8250_dw: Add device HID for new AMD UART controller Date: Wed, 12 May 2021 23:04:13 +0200 Message-Id: <20210512210413.1982933-1-luzmaximilian@gmail.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Add device HID AMDI0022 to the AMD UART controller driver match table and create a platform device for it. This controller can be found on Microsoft Surface Laptop 4 devices and seems similar enough that we can just copy the existing AMDI0020 entries. Cc: # 5.10+ Tested-by: Sachi King Signed-off-by: Maximilian Luz Acked-by: Andy Shevchenko # for 8250_dw part --- drivers/acpi/acpi_apd.c | 1 + drivers/tty/serial/8250/8250_dw.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index 0ec5b3f69112..6e02448d15d9 100644 --- a/drivers/acpi/acpi_apd.c +++ b/drivers/acpi/acpi_apd.c @@ -226,6 +226,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = { { "AMDI0010", APD_ADDR(wt_i2c_desc) }, { "AMD0020", APD_ADDR(cz_uart_desc) }, { "AMDI0020", APD_ADDR(cz_uart_desc) }, + { "AMDI0022", APD_ADDR(cz_uart_desc) }, { "AMD0030", }, { "AMD0040", APD_ADDR(fch_misc_desc)}, { "HYGO0010", APD_ADDR(wt_i2c_desc) }, diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index 9e204f9b799a..a3a0154da567 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -714,6 +714,7 @@ static const struct acpi_device_id dw8250_acpi_match[] = { { "APMC0D08", 0}, { "AMD0020", 0 }, { "AMDI0020", 0 }, + { "AMDI0022", 0 }, { "BRCM2032", 0 }, { "HISI0031", 0 }, { },