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[92.29.24.243]) by smtp.gmail.com with ESMTPSA id je14-20020a05600c1f8e00b0040596352951sm19518451wmb.5.2023.11.20.13.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Nov 2023 13:21:30 -0800 (PST) From: Peter Griffin To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, mturquette@baylibre.com, conor+dt@kernel.org, sboyd@kernel.org, tomasz.figa@gmail.com, s.nawrocki@samsung.com, linus.walleij@linaro.org, wim@linux-watchdog.org, linux@roeck-us.net, catalin.marinas@arm.com, will@kernel.org, arnd@arndb.de, olof@lixom.net, gregkh@linuxfoundation.org, jirislaby@kernel.org, cw00.choi@samsung.com, alim.akhtar@samsung.com Cc: peter.griffin@linaro.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, semen.protsenko@linaro.org, saravanak@google.com, willmcvicker@google.com, soc@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-watchdog@vger.kernel.org, kernel-team@android.com, linux-serial@vger.kernel.org Subject: [PATCH v4 16/19] tty: serial: samsung: Add gs101 compatible and common fifoszdt_serial_drv_data Date: Mon, 20 Nov 2023 21:20:34 +0000 Message-ID: <20231120212037.911774-17-peter.griffin@linaro.org> X-Mailer: git-send-email 2.43.0.rc1.413.gea7ed67945-goog In-Reply-To: <20231120212037.911774-1-peter.griffin@linaro.org> References: <20231120212037.911774-1-peter.griffin@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231120_132133_657687_1F0C0102 X-CRM114-Status: GOOD ( 12.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add serial driver data for Google Tensor gs101 SoC and a common fifoszdt_serial_drv_data that can be used by platforms that specify the samsung,uart-fifosize DT property. A corresponding dt-bindings patch updates the yaml to ensure samsung,uart-fifosize is a required property. Reviewed-by: Sam Protsenko Reviewed-by: Arnd Bergmann Signed-off-by: Peter Griffin --- drivers/tty/serial/samsung_tty.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 3bd552841cd2..d0e33f98dde0 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -2492,14 +2492,25 @@ static const struct s3c24xx_serial_drv_data exynos850_serial_drv_data = { .fifosize = { 256, 64, 64, 64 }, }; +/* + * Common drv_data struct for platforms that specify uart,fifosize in + * device tree. + */ +static const struct s3c24xx_serial_drv_data exynos_fifoszdt_serial_drv_data = { + EXYNOS_COMMON_SERIAL_DRV_DATA(), + .fifosize = { 0 }, +}; + #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 EXYNOS_FIFOSZDT_DRV_DATA (&exynos_fifoszdt_serial_drv_data) #else #define EXYNOS4210_SERIAL_DRV_DATA NULL #define EXYNOS5433_SERIAL_DRV_DATA NULL #define EXYNOS850_SERIAL_DRV_DATA NULL +#define EXYNOS_FIFOSZDT_DRV_DATA NULL #endif #ifdef CONFIG_ARCH_APPLE @@ -2583,6 +2594,9 @@ static const struct platform_device_id s3c24xx_serial_driver_ids[] = { }, { .name = "artpec8-uart", .driver_data = (kernel_ulong_t)ARTPEC8_SERIAL_DRV_DATA, + }, { + .name = "gs101-uart", + .driver_data = (kernel_ulong_t)EXYNOS_FIFOSZDT_DRV_DATA, }, { }, }; @@ -2604,6 +2618,8 @@ static const struct of_device_id s3c24xx_uart_dt_match[] = { .data = EXYNOS850_SERIAL_DRV_DATA }, { .compatible = "axis,artpec8-uart", .data = ARTPEC8_SERIAL_DRV_DATA }, + { .compatible = "google,gs101-uart", + .data = EXYNOS_FIFOSZDT_DRV_DATA }, {}, }; MODULE_DEVICE_TABLE(of, s3c24xx_uart_dt_match); -- 2.43.0.rc1.413.gea7ed67945-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel