diff options
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/Kconfig | 9 | ||||
| -rw-r--r-- | drivers/serial/Makefile | 1 | ||||
| -rw-r--r-- | drivers/serial/atmel_serial.c | 2 | ||||
| -rw-r--r-- | drivers/serial/bfin_sport_uart.c | 1 | ||||
| -rw-r--r-- | drivers/serial/cpm_uart/cpm_uart_cpm2.c | 2 | ||||
| -rw-r--r-- | drivers/serial/imx.c | 65 | ||||
| -rw-r--r-- | drivers/serial/msm_serial.c | 1 |
7 files changed, 34 insertions, 47 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 037c1e0b7c4..cdd552d33a7 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -459,7 +459,7 @@ config SERIAL_SAMSUNG_UARTS int depends on ARM && PLAT_S3C default 2 if ARCH_S3C2400 - default 4 if ARCH_S3C64XX || CPU_S3C2443 + default 4 if ARCH_S5PC1XX || ARCH_S3C64XX || CPU_S3C2443 default 3 help Select the number of available UART ports for the Samsung S3C @@ -533,6 +533,13 @@ config SERIAL_S3C6400 Serial port support for the Samsung S3C6400 and S3C6410 SoCs +config SERIAL_S5PC100 + tristate "Samsung S5PC100 Serial port support" + depends on SERIAL_SAMSUNG && CPU_S5PC100 + default y + help + Serial port support for the Samsung S5PC100 SoCs + config SERIAL_MAX3100 tristate "MAX3100 support" depends on SPI diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile index d5a29981c6c..97f6fcc8b43 100644 --- a/drivers/serial/Makefile +++ b/drivers/serial/Makefile @@ -43,6 +43,7 @@ obj-$(CONFIG_SERIAL_S3C2412) += s3c2412.o obj-$(CONFIG_SERIAL_S3C2440) += s3c2440.o obj-$(CONFIG_SERIAL_S3C24A0) += s3c24a0.o obj-$(CONFIG_SERIAL_S3C6400) += s3c6400.o +obj-$(CONFIG_SERIAL_S5PC100) += s3c6400.o obj-$(CONFIG_SERIAL_MAX3100) += max3100.o obj-$(CONFIG_SERIAL_IP22_ZILOG) += ip22zilog.o obj-$(CONFIG_SERIAL_MUX) += mux.o diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 338b15c0a54..607d43a3104 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -1551,6 +1551,7 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev) if (ret) goto err_add_port; +#ifdef CONFIG_SERIAL_ATMEL_CONSOLE if (atmel_is_console_port(&port->uart) && ATMEL_CONSOLE_DEVICE->flags & CON_ENABLED) { /* @@ -1559,6 +1560,7 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev) */ clk_disable(port->clk); } +#endif device_init_wakeup(&pdev->dev, 1); platform_set_drvdata(pdev, port); diff --git a/drivers/serial/bfin_sport_uart.c b/drivers/serial/bfin_sport_uart.c index 34b4ae0fe76..c108b1a0ce9 100644 --- a/drivers/serial/bfin_sport_uart.c +++ b/drivers/serial/bfin_sport_uart.c @@ -236,7 +236,6 @@ static int sport_startup(struct uart_port *port) int retval; pr_debug("%s enter\n", __func__); - memset(buffer, 20, '\0'); snprintf(buffer, 20, "%s rx", up->name); retval = request_irq(up->rx_irq, sport_uart_rx_irq, IRQF_SAMPLE_RANDOM, buffer, up); if (retval) { diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm2.c b/drivers/serial/cpm_uart/cpm_uart_cpm2.c index 141c0a3333a..a9802e76b5f 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm2.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm2.c @@ -132,7 +132,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) memsz = L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize) + L1_CACHE_ALIGN(pinfo->tx_nrfifos * pinfo->tx_fifosize); if (is_con) { - mem_addr = alloc_bootmem(memsz); + mem_addr = kzalloc(memsz, GFP_NOWAIT); dma_addr = virt_to_bus(mem_addr); } else diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 5d7b58f1fe4..7485afd0df4 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -67,21 +67,8 @@ #define UBIR 0xa4 /* BRM Incremental Register */ #define UBMR 0xa8 /* BRM Modulator Register */ #define UBRC 0xac /* Baud Rate Count Register */ -#if defined CONFIG_ARCH_MX3 || defined CONFIG_ARCH_MX2 -#define ONEMS 0xb0 /* One Millisecond register */ -#define UTS 0xb4 /* UART Test Register */ -#endif -#ifdef CONFIG_ARCH_MX1 -#define BIPR1 0xb0 /* Incremental Preset Register 1 */ -#define BIPR2 0xb4 /* Incremental Preset Register 2 */ -#define BIPR3 0xb8 /* Incremental Preset Register 3 */ -#define BIPR4 0xbc /* Incremental Preset Register 4 */ -#define BMPR1 0xc0 /* BRM Modulator Register 1 */ -#define BMPR2 0xc4 /* BRM Modulator Register 2 */ -#define BMPR3 0xc8 /* BRM Modulator Register 3 */ -#define BMPR4 0xcc /* BRM Modulator Register 4 */ -#define UTS 0xd0 /* UART Test Register */ -#endif +#define MX2_ONEMS 0xb0 /* One Millisecond register */ +#define UTS (cpu_is_mx1() ? 0xd0 : 0xb4) /* UART Test Register */ /* UART Control Register Bit Fields.*/ #define URXD_CHARRDY (1<<15) @@ -101,12 +88,7 @@ #define UCR1_RTSDEN (1<<5) /* RTS delta interrupt enable */ #define UCR1_SNDBRK (1<<4) /* Send break */ #define UCR1_TDMAEN (1<<3) /* Transmitter ready DMA enable */ -#ifdef CONFIG_ARCH_MX1 -#define UCR1_UARTCLKEN (1<<2) /* UART clock enabled */ -#endif -#if defined CONFIG_ARCH_MX3 || defined CONFIG_ARCH_MX2 -#define UCR1_UARTCLKEN (0) /* not present on mx2/mx3 */ -#endif +#define MX1_UCR1_UARTCLKEN (1<<2) /* UART clock enabled, mx1 only */ #define UCR1_DOZE (1<<1) /* Doze */ #define UCR1_UARTEN (1<<0) /* UART enabled */ #define UCR2_ESCI (1<<15) /* Escape seq interrupt enable */ @@ -132,13 +114,9 @@ #define UCR3_RXDSEN (1<<6) /* Receive status interrupt enable */ #define UCR3_AIRINTEN (1<<5) /* Async IR wake interrupt enable */ #define UCR3_AWAKEN (1<<4) /* Async wake interrupt enable */ -#ifdef CONFIG_ARCH_MX1 -#define UCR3_REF25 (1<<3) /* Ref freq 25 MHz, only on mx1 */ -#define UCR3_REF30 (1<<2) /* Ref Freq 30 MHz, only on mx1 */ -#endif -#if defined CONFIG_ARCH_MX2 || defined CONFIG_ARCH_MX3 -#define UCR3_RXDMUXSEL (1<<2) /* RXD Muxed Input Select, on mx2/mx3 */ -#endif +#define MX1_UCR3_REF25 (1<<3) /* Ref freq 25 MHz, only on mx1 */ +#define MX1_UCR3_REF30 (1<<2) /* Ref Freq 30 MHz, only on mx1 */ +#define MX2_UCR3_RXDMUXSEL (1<<2) /* RXD Muxed Input Select, on mx2/mx3 */ #define UCR3_INVT (1<<1) /* Inverted Infrared transmission */ #define UCR3_BPEN (1<<0) /* Preset registers enable */ #define UCR4_CTSTL_32 (32<<10) /* CTS trigger level (32 chars) */ @@ -186,12 +164,10 @@ #define UTS_SOFTRST (1<<0) /* Software reset */ /* We've been assigned a range on the "Low-density serial ports" major */ -#ifdef CONFIG_ARCH_MXC #define SERIAL_IMX_MAJOR 207 #define MINOR_START 16 #define DEV_NAME "ttymxc" #define MAX_INTERNAL_IRQ MXC_INTERNAL_IRQS -#endif /* * This determines how often we check the modem status signals @@ -706,11 +682,11 @@ static int imx_startup(struct uart_port *port) } } -#if defined CONFIG_ARCH_MX2 || defined CONFIG_ARCH_MX3 - temp = readl(sport->port.membase + UCR3); - temp |= UCR3_RXDMUXSEL; - writel(temp, sport->port.membase + UCR3); -#endif + if (!cpu_is_mx1()) { + temp = readl(sport->port.membase + UCR3); + temp |= MX2_UCR3_RXDMUXSEL; + writel(temp, sport->port.membase + UCR3); + } if (USE_IRDA(sport)) { temp = readl(sport->port.membase + UCR4); @@ -942,9 +918,9 @@ imx_set_termios(struct uart_port *port, struct ktermios *termios, writel(num, sport->port.membase + UBIR); writel(denom, sport->port.membase + UBMR); -#ifdef ONEMS - writel(sport->port.uartclk / div / 1000, sport->port.membase + ONEMS); -#endif + if (!cpu_is_mx1()) + writel(sport->port.uartclk / div / 1000, + sport->port.membase + MX2_ONEMS); writel(old_ucr1, sport->port.membase + UCR1); @@ -1074,17 +1050,20 @@ static void imx_console_write(struct console *co, const char *s, unsigned int count) { struct imx_port *sport = imx_ports[co->index]; - unsigned int old_ucr1, old_ucr2; + unsigned int old_ucr1, old_ucr2, ucr1; /* * First, save UCR1/2 and then disable interrupts */ - old_ucr1 = readl(sport->port.membase + UCR1); + ucr1 = old_ucr1 = readl(sport->port.membase + UCR1); old_ucr2 = readl(sport->port.membase + UCR2); - writel((old_ucr1 | UCR1_UARTCLKEN | UCR1_UARTEN) & - ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN), - sport->port.membase + UCR1); + if (cpu_is_mx1()) + ucr1 |= MX1_UCR1_UARTCLKEN; + ucr1 |= UCR1_UARTEN; + ucr1 &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN); + + writel(ucr1, sport->port.membase + UCR1); writel(old_ucr2 | UCR2_TXEN, sport->port.membase + UCR2); diff --git a/drivers/serial/msm_serial.c b/drivers/serial/msm_serial.c index 698048f64f5..f7c24baa141 100644 --- a/drivers/serial/msm_serial.c +++ b/drivers/serial/msm_serial.c @@ -730,7 +730,6 @@ static int __devexit msm_serial_remove(struct platform_device *pdev) } static struct platform_driver msm_platform_driver = { - .probe = msm_serial_probe, .remove = msm_serial_remove, .driver = { .name = "msm_serial", |