[PATCH 3/3] tty: serial: samsung: Remove unused artpec-8 specific code

Ravi Patel
2025-09-11T14:17:18Z

Since ARTPEC-8 is using exynos8895 driver data, remove the unused
artpec-8 specific driver data.

ARTPEC-8 is using exynos4210 for earlycon, so earlycon code
for ARTPEC-8 is also not required.

Signed-off-by: Ravi Patel <ravi.patel@samsung.com>
---
NOTE: This is exactly the revert of the below commit.
commit 1db536f95d0264a2b83fb032d5b057ba0113e622
Author: Vincent Whitchurch <vincent.whitchurch@axis.com>
Date: Fri Mar 11 10:45:15 2022 +0100

tty: serial: samsung: Add ARTPEC-8 support
---
drivers/tty/serial/Kconfig | 2 +-
drivers/tty/serial/samsung_tty.c | 38 --------------------------------
2 files changed, 1 insertion(+), 39 deletions(-)

diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index 44427415a80d..6f4d6f44d997 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -219,7 +219,7 @@ config SERIAL_CLPS711X_CONSOLE

config SERIAL_SAMSUNG
tristate "Samsung SoC serial support"
- depends on PLAT_SAMSUNG || ARCH_S5PV210 || ARCH_EXYNOS || ARCH_APPLE || ARCH_ARTPEC || COMPILE_TEST
+ depends on PLAT_SAMSUNG || ARCH_S5PV210 || ARCH_EXYNOS || ARCH_APPLE || COMPILE_TEST
select SERIAL_CORE
help
Support for the on-chip UARTs on the Samsung
diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c
index 2fb58c626daf..322ab280a59e 100644
--- a/drivers/tty/serial/samsung_tty.c
+++ b/drivers/tty/serial/samsung_tty.c
@@ -2577,37 +2577,6 @@ static const struct s3c24xx_serial_drv_data s5l_serial_drv_data = {
#define S5L_SERIAL_DRV_DATA NULL
#endif

-#if defined(CONFIG_ARCH_ARTPEC)
-static const struct s3c24xx_serial_drv_data artpec8_serial_drv_data = {
- .info = {
- .name = "Axis ARTPEC-8 UART",
- .type = TYPE_S3C6400,
- .port_type = PORT_S3C6400,
- .iotype = UPIO_MEM,
- .fifosize = 64,
- .has_divslot = true,
- .rx_fifomask = S5PV210_UFSTAT_RXMASK,
- .rx_fifoshift = S5PV210_UFSTAT_RXSHIFT,
- .rx_fifofull = S5PV210_UFSTAT_RXFULL,
- .tx_fifofull = S5PV210_UFSTAT_TXFULL,
- .tx_fifomask = S5PV210_UFSTAT_TXMASK,
- .tx_fifoshift = S5PV210_UFSTAT_TXSHIFT,
- .def_clk_sel = S3C2410_UCON_CLKSEL0,
- .num_clks = 1,
- .clksel_mask = 0,
- .clksel_shift = 0,
- },
- .def_cfg = {
- .ucon = S5PV210_UCON_DEFAULT,
- .ufcon = S5PV210_UFCON_DEFAULT,
- .has_fracval = 1,
- }
-};
-#define ARTPEC8_SERIAL_DRV_DATA (&artpec8_serial_drv_data)
-#else
-#define ARTPEC8_SERIAL_DRV_DATA (NULL)
-#endif
-
static const struct platform_device_id s3c24xx_serial_driver_ids[] = {
{
.name = "s3c6400-uart",
@@ -2627,9 +2596,6 @@ static const struct platform_device_id s3c24xx_serial_driver_ids[] = {
}, {
.name = "exynos850-uart",
.driver_data = (kernel_ulong_t)EXYNOS850_SERIAL_DRV_DATA,
- }, {
- .name = "artpec8-uart",
- .driver_data = (kernel_ulong_t)ARTPEC8_SERIAL_DRV_DATA,
}, {
.name = "gs101-uart",
.driver_data = (kernel_ulong_t)GS101_SERIAL_DRV_DATA,
@@ -2655,8 +2621,6 @@ static const struct of_device_id s3c24xx_uart_dt_match[] = {
.data = S5L_SERIAL_DRV_DATA },
{ .compatible = "samsung,exynos850-uart",
.data = EXYNOS850_SERIAL_DRV_DATA },
- { .compatible = "axis,artpec8-uart",
- .data = ARTPEC8_SERIAL_DRV_DATA },
{ .compatible = "google,gs101-uart",
.data = GS101_SERIAL_DRV_DATA },
{ .compatible = "samsung,exynos8895-uart",
@@ -2828,8 +2792,6 @@ OF_EARLYCON_DECLARE(s5pv210, "samsung,s5pv210-uart",
s5pv210_early_console_setup);
OF_EARLYCON_DECLARE(exynos4210, "samsung,exynos4210-uart",
s5pv210_early_console_setup);
-OF_EARLYCON_DECLARE(artpec8, "axis,artpec8-uart",
- s5pv210_early_console_setup);

static int __init gs101_early_console_setup(struct earlycon_device *device,
const char *opt)
--
2.17.1