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tty: serial: samsung: Add Exynos8895 compatible

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Add serial driver data for Exynos8895 SoC. The main difference from
other platforms is that fifosize is only specified via the
samsung,uart-fifosize DT property.

Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20241023090902.538040-3-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ivaylo Ivanov 2024-10-23 12:09:02 +03:00 committed by Greg Kroah-Hartman
parent 52fdb8d438
commit 7dcb7bf4a2
1 changed files with 13 additions and 0 deletions
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13
drivers/tty/serial/samsung_tty.c
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@ -2498,6 +2498,12 @@ static const struct s3c24xx_serial_drv_data exynos850_serial_drv_data = {
.fifosize = { 256, 64, 64, 64 },
};
static const struct s3c24xx_serial_drv_data exynos8895_serial_drv_data = {
EXYNOS_COMMON_SERIAL_DRV_DATA,
/* samsung,uart-fifosize must be specified in the device tree. */
.fifosize = { 0 },
};
static const struct s3c24xx_serial_drv_data gs101_serial_drv_data = {
.info = {
.name = "Google GS101 UART",
@ -2528,12 +2534,14 @@ static const struct s3c24xx_serial_drv_data gs101_serial_drv_data = {
#define EXYNOS4210_SERIAL_DRV_DATA (&exynos4210_serial_drv_data)
#define EXYNOS5433_SERIAL_DRV_DATA (&exynos5433_serial_drv_data)
#define EXYNOS850_SERIAL_DRV_DATA (&exynos850_serial_drv_data)
#define EXYNOS8895_SERIAL_DRV_DATA (&exynos8895_serial_drv_data)
#define GS101_SERIAL_DRV_DATA (&gs101_serial_drv_data)
#else
#define EXYNOS4210_SERIAL_DRV_DATA NULL
#define EXYNOS5433_SERIAL_DRV_DATA NULL
#define EXYNOS850_SERIAL_DRV_DATA NULL
#define EXYNOS8895_SERIAL_DRV_DATA NULL
#define GS101_SERIAL_DRV_DATA NULL
#endif
@ -2623,6 +2631,9 @@ static const struct platform_device_id s3c24xx_serial_driver_ids[] = {
}, {
.name = "gs101-uart",
.driver_data = (kernel_ulong_t)GS101_SERIAL_DRV_DATA,
}, {
.name = "exynos8895-uart",
.driver_data = (kernel_ulong_t)EXYNOS8895_SERIAL_DRV_DATA,
},
{ },
};
@ -2646,6 +2657,8 @@ static const struct of_device_id s3c24xx_uart_dt_match[] = {
.data = ARTPEC8_SERIAL_DRV_DATA },
{ .compatible = "google,gs101-uart",
.data = GS101_SERIAL_DRV_DATA },
{ .compatible = "samsung,exynos8895-uart",
.data = EXYNOS8895_SERIAL_DRV_DATA },
{},
};
MODULE_DEVICE_TABLE(of, s3c24xx_uart_dt_match);