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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-14 13:42:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-14 13:42:43 -0700
commit2cf4d4514d5b43c1f3b64bd0ec8b9853bde8f1dc (patch)
treee35a625496acc6ac852846d40b8851186b9d1ac4 /arch/arm/mach-davinci/serial.c
parent44b7532b8b464f606053562400719c9c21276037 (diff)
parentce53895a5d24e0ee19fb92f56c17323fb4c9ab27 (diff)
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Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (417 commits) MAINTAINERS: EB110ATX is not ebsa110 MAINTAINERS: update Eric Miao's email address and status fb: add support of LCD display controller on pxa168/910 (base layer) [ARM] 5552/1: ep93xx get_uart_rate(): use EP93XX_SYSCON_PWRCNT and EP93XX_SYSCON_PWRCN [ARM] pxa/sharpsl_pm: zaurus needs generic pxa suspend/resume routines [ARM] 5544/1: Trust PrimeCell resource sizes [ARM] pxa/sharpsl_pm: cleanup of gpio-related code. [ARM] pxa/sharpsl_pm: drop set_irq_type calls [ARM] pxa/sharpsl_pm: merge pxa-specific code into generic one [ARM] pxa/sharpsl_pm: merge the two sharpsl_pm.c since it's now pxa specific [ARM] sa1100: remove unused collie_pm.c [ARM] pxa: fix the conflicting non-static declarations of global_gpios[] [ARM] 5550/1: Add default configure file for w90p910 platform [ARM] 5549/1: Add clock api for w90p910 platform. [ARM] 5548/1: Add gpio api for w90p910 platform [ARM] 5551/1: Add multi-function pin api for w90p910 platform. [ARM] Make ARM_VIC_NR depend on ARM_VIC [ARM] 5546/1: ARM PL022 SSP/SPI driver v3 ARM: OMAP4: SMP: Update defconfig for OMAP4430 ARM: OMAP4: SMP: Enable SMP support for OMAP4430 ...
Diffstat (limited to 'arch/arm/mach-davinci/serial.c')
-rw-r--r--arch/arm/mach-davinci/serial.c74
1 files changed, 10 insertions, 64 deletions
diff --git a/arch/arm/mach-davinci/serial.c b/arch/arm/mach-davinci/serial.c
index 6950757..c530c73 100644
--- a/arch/arm/mach-davinci/serial.c
+++ b/arch/arm/mach-davinci/serial.c
@@ -33,6 +33,8 @@
#include <mach/serial.h>
#include <mach/irqs.h>
#include <mach/cputype.h>
+#include <mach/common.h>
+
#include "clock.h"
static inline unsigned int serial_read_reg(struct plat_serial8250_port *up,
@@ -49,44 +51,6 @@ static inline void serial_write_reg(struct plat_serial8250_port *p, int offset,
__raw_writel(value, IO_ADDRESS(p->mapbase) + offset);
}
-static struct plat_serial8250_port serial_platform_data[] = {
- {
- .mapbase = DAVINCI_UART0_BASE,
- .irq = IRQ_UARTINT0,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
- UPF_IOREMAP,
- .iotype = UPIO_MEM,
- .regshift = 2,
- },
- {
- .mapbase = DAVINCI_UART1_BASE,
- .irq = IRQ_UARTINT1,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
- UPF_IOREMAP,
- .iotype = UPIO_MEM,
- .regshift = 2,
- },
- {
- .mapbase = DAVINCI_UART2_BASE,
- .irq = IRQ_UARTINT2,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
- UPF_IOREMAP,
- .iotype = UPIO_MEM,
- .regshift = 2,
- },
- {
- .flags = 0
- },
-};
-
-static struct platform_device serial_device = {
- .name = "serial8250",
- .id = PLAT8250_DEV_PLATFORM,
- .dev = {
- .platform_data = serial_platform_data,
- },
-};
-
static void __init davinci_serial_reset(struct plat_serial8250_port *p)
{
unsigned int pwremu = 0;
@@ -106,35 +70,22 @@ static void __init davinci_serial_reset(struct plat_serial8250_port *p)
UART_DM646X_SCR_TX_WATERMARK);
}
-void __init davinci_serial_init(struct davinci_uart_config *info)
+int __init davinci_serial_init(struct davinci_uart_config *info)
{
int i;
char name[16];
struct clk *uart_clk;
- struct device *dev = &serial_device.dev;
+ struct davinci_soc_info *soc_info = &davinci_soc_info;
+ struct device *dev = &soc_info->serial_dev->dev;
+ struct plat_serial8250_port *p = dev->platform_data;
/*
* Make sure the serial ports are muxed on at this point.
- * You have to mux them off in device drivers later on
- * if not needed.
+ * You have to mux them off in device drivers later on if not needed.
*/
- for (i = 0; i < DAVINCI_MAX_NR_UARTS; i++) {
- struct plat_serial8250_port *p = serial_platform_data + i;
-
- if (!(info->enabled_uarts & (1 << i))) {
- p->flags = 0;
+ for (i = 0; i < DAVINCI_MAX_NR_UARTS; i++, p++) {
+ if (!(info->enabled_uarts & (1 << i)))
continue;
- }
-
- if (cpu_is_davinci_dm646x())
- p->iotype = UPIO_MEM32;
-
- if (cpu_is_davinci_dm355()) {
- if (i == 2) {
- p->mapbase = (unsigned long)DM355_UART2_BASE;
- p->irq = IRQ_DM355_UARTINT2;
- }
- }
sprintf(name, "uart%d", i);
uart_clk = clk_get(dev, name);
@@ -147,11 +98,6 @@ void __init davinci_serial_init(struct davinci_uart_config *info)
davinci_serial_reset(p);
}
}
-}
-static int __init davinci_init(void)
-{
- return platform_device_register(&serial_device);
+ return platform_device_register(soc_info->serial_dev);
}
-
-arch_initcall(davinci_init);