From: Jaehyoung Choi <jkkkkk.choi@samsung.com>
Date: Thu, 3 May 2018 12:08:17 +0000 (+0900)
Subject: [HACK] Fix uart driver code
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=97c549b0bf3b6b1fddf704fad5a11f605b40057c;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[HACK] Fix uart driver code

Change-Id: I98f599b91ffd2a55a5b75e234a8d01fc938d24cc
Signed-off-by: Jaehyoung Choi <jkkkkk.choi@samsung.com>
---

diff --git a/arch/arm64/boot/dts/exynos/exynos9610.dtsi b/arch/arm64/boot/dts/exynos/exynos9610.dtsi
index 73119b51a58a..2af9dbaf6bd3 100644
--- a/arch/arm64/boot/dts/exynos/exynos9610.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos9610.dtsi
@@ -229,6 +229,6 @@
 		pinctrl-0 = <&uart0_bus>;
 		clocks = <&clock GATE_UART_QCH>, <&clock UART>;
 		clock-names = "gate_pclk0", "gate_uart0";
-		status = "disabled";
+		status = "okay";
 	};
 };
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 8aca18c4cdea..aed53f80b50a 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1750,7 +1750,7 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
 			goto err;
 		}
 	}
-
+#if 0
 	ourport->clk	= clk_get(&platdev->dev, "uart");
 	if (IS_ERR(ourport->clk)) {
 		pr_err("%s: Controller clock not found\n",
@@ -1765,7 +1765,7 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
 		clk_put(ourport->clk);
 		goto err;
 	}
-
+#endif
 	/* Keep all interrupts masked and cleared */
 	if (s3c24xx_serial_has_interrupt_mask(port)) {
 		wr_regl(port, S3C64XX_UINTM, 0xf);
@@ -2346,11 +2346,21 @@ static struct s3c24xx_serial_drv_data exynos5433_serial_drv_data = {
 	.fifosize = { 64, 256, 16, 256 },
 };
 
+static struct s3c24xx_serial_drv_data exynos_serial_drv_data = {
+	EXYNOS_COMMON_SERIAL_DRV_DATA,
+	.fifosize = { 0, },
+};
+
 #define EXYNOS4210_SERIAL_DRV_DATA ((kernel_ulong_t)&exynos4210_serial_drv_data)
 #define EXYNOS5433_SERIAL_DRV_DATA ((kernel_ulong_t)&exynos5433_serial_drv_data)
+#define EXYNOS4210_SERIAL_DRV_DATA ((kernel_ulong_t)&exynos4210_serial_drv_data)
+#define EXYNOS_SERIAL_DRV_DATA ((kernel_ulong_t)&exynos_serial_drv_data)
+
 #else
 #define EXYNOS4210_SERIAL_DRV_DATA (kernel_ulong_t)NULL
 #define EXYNOS5433_SERIAL_DRV_DATA (kernel_ulong_t)NULL
+#define EXYNOS4210_SERIAL_DRV_DATA (kernel_ulong_t)NULL
+#define EXYNOS_SERIAL_DRV_DATA (kernel_ulong_t)NULL
 #endif
 
 static const struct platform_device_id s3c24xx_serial_driver_ids[] = {
@@ -2375,6 +2385,9 @@ static const struct platform_device_id s3c24xx_serial_driver_ids[] = {
 	}, {
 		.name		= "exynos5433-uart",
 		.driver_data	= EXYNOS5433_SERIAL_DRV_DATA,
+	}, {
+		.name		= "exynos-uart",
+		.driver_data	= EXYNOS_SERIAL_DRV_DATA,
 	},
 	{ },
 };
@@ -2396,6 +2409,8 @@ static const struct of_device_id s3c24xx_uart_dt_match[] = {
 		.data = (void *)EXYNOS4210_SERIAL_DRV_DATA },
 	{ .compatible = "samsung,exynos5433-uart",
 		.data = (void *)EXYNOS5433_SERIAL_DRV_DATA },
+	{ .compatible = "samsung,exynos-uart",
+		.data = (void *)EXYNOS_SERIAL_DRV_DATA },
 	{},
 };
 MODULE_DEVICE_TABLE(of, s3c24xx_uart_dt_match);