-From 469daac0faff06209bc1d1390571b860d153a82b Mon Sep 17 00:00:00 2001
+From c35aec61e5bb0faafb2847a0d750ebd7345a4b0f Mon Sep 17 00:00:00 2001
From: Yangbo Lu <yangbo.lu@nxp.com>
-Date: Wed, 27 Sep 2017 10:33:47 +0800
-Subject: [PATCH] tty: serial: support layerscape
+Date: Wed, 17 Jan 2018 15:40:24 +0800
+Subject: [PATCH 28/30] tty: serial: support layerscape
-This is a integrated patch for layerscape uart support.
+This is an integrated patch for layerscape uart support.
Signed-off-by: Nikita Yushchenko <nikita.yoush@cogentembedded.com>
Signed-off-by: Yuan Yao <yao.yuan@nxp.com>
}
/*
-@@ -1899,9 +1922,13 @@ static int lpuart_probe(struct platform_
+@@ -1899,13 +1922,13 @@ static int lpuart_probe(struct platform_
ret = of_alias_get_id(np, "serial");
if (ret < 0) {
- dev_err(&pdev->dev, "failed to get alias id, errno %d\n", ret);
- return ret;
+- }
+- if (ret >= ARRAY_SIZE(lpuart_ports)) {
+- dev_err(&pdev->dev, "serial%d out of range\n", ret);
+- return -EINVAL;
+ ret = find_first_zero_bit(linemap, UART_NR);
+ if (ret >= UART_NR) {
+ dev_err(&pdev->dev, "port line is full, add device failed\n");
sport->port.line = ret;
sport->lpuart32 = of_device_is_compatible(np, "fsl,ls1021a-lpuart");
-@@ -1983,6 +2010,7 @@ static int lpuart_remove(struct platform
+@@ -1987,6 +2010,7 @@ static int lpuart_remove(struct platform
struct lpuart_port *sport = platform_get_drvdata(pdev);
uart_remove_one_port(&lpuart_reg, &sport->port);
clk_disable_unprepare(sport->clk);
-@@ -2067,12 +2095,10 @@ static int lpuart_resume(struct device *
+@@ -2071,12 +2095,10 @@ static int lpuart_resume(struct device *
if (sport->lpuart_dma_rx_use) {
if (sport->port.irq_wake) {