renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-21 03:33:59 +08:00
Code

ARM: mx51: dynamically register imx-uart devices

Browse Source 
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-08-11 22:23:06 +02:00 committed by Sascha Hauer
parent 2b82e64d78
commit 04b73b1571
10 changed files with 36 additions and 79 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/mach-mx5/Kconfig
View File

@ -11,6 +11,7 @@ comment "MX5 platforms:"
config MACH_MX51_BABBAGE
bool "Support MX51 BABBAGE platforms"
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
help
Include support for MX51 Babbage platform, also known as MX51EVK in
u-boot. This includes specific configurations for the board and its
@ -18,6 +19,7 @@ config MACH_MX51_BABBAGE
config MACH_MX51_3DS
bool "Support MX51PDK (3DS)"
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_SPI_IMX
select MXC_DEBUG_BOARD
help
@ -27,6 +29,7 @@ config MACH_MX51_3DS
config MACH_EUKREA_CPUIMX51
bool "Support Eukrea CPUIMX51 module"
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
help
Include support for Eukrea CPUIMX51 platform. This includes
specific configurations for the module and its peripherals.

6
arch/arm/mach-mx5/board-cpuimx51.c
View File

@ -28,7 +28,6 @@
#include <mach/eukrea-baseboards.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx51.h>
#include <mach/mxc_ehci.h>
@ -38,6 +37,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include "devices-imx51.h"
#include "devices.h"
#define CPUIMX51_USBH1_STP (0*32 + 27)
@ -147,7 +147,7 @@ static struct pad_desc eukrea_cpuimx51_pads[] = {
MX51_PAD_USBH1_STP__USBH1_STP,
};
static struct imxuart_platform_data uart_pdata = {
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
@ -239,7 +239,7 @@ static void __init eukrea_cpuimx51_init(void)
mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx51_pads,
ARRAY_SIZE(eukrea_cpuimx51_pads));
mxc_register_device(&mxc_uart_device0, &uart_pdata);
imx51_add_imx_uart(0, &uart_pdata);
gpio_request(CPUIMX51_QUARTA_GPIO, "quarta_irq");
gpio_direction_input(CPUIMX51_QUARTA_GPIO);
gpio_free(CPUIMX51_QUARTA_GPIO);

9
arch/arm/mach-mx5/board-mx51_3ds.c
View File

@ -22,7 +22,6 @@
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/iomux-mx51.h>
#include <mach/imx-uart.h>
#include <mach/3ds_debugboard.h>
#include "devices-imx51.h"
@ -74,15 +73,15 @@ static struct pad_desc mx51_3ds_pads[] = {
/* Serial ports */
#if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE)
static struct imxuart_platform_data uart_pdata = {
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static inline void mxc_init_imx_uart(void)
{
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxc_uart_device1, &uart_pdata);
mxc_register_device(&mxc_uart_device2, &uart_pdata);
imx51_add_imx_uart(0, &uart_pdata);
imx51_add_imx_uart(1, &uart_pdata);
imx51_add_imx_uart(2, &uart_pdata);
}
#else /* !SERIAL_IMX */
static inline void mxc_init_imx_uart(void)

10
arch/arm/mach-mx5/board-mx51_babbage.c
View File

@ -21,7 +21,6 @@
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx51.h>
#include <mach/mxc_ehci.h>
@ -31,6 +30,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include "devices-imx51.h"
#include "devices.h"
#define BABBAGE_USB_HUB_RESET (0*32 + 7) /* GPIO_1_7 */
@ -120,15 +120,15 @@ static struct pad_desc mx51babbage_pads[] = {
/* Serial ports */
#if defined(CONFIG_SERIAL_IMX) || defined(CONFIG_SERIAL_IMX_MODULE)
static struct imxuart_platform_data uart_pdata = {
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
static inline void mxc_init_imx_uart(void)
{
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxc_uart_device1, &uart_pdata);
mxc_register_device(&mxc_uart_device2, &uart_pdata);
imx51_add_imx_uart(0, &uart_pdata);
imx51_add_imx_uart(1, &uart_pdata);
imx51_add_imx_uart(2, &uart_pdata);
}
#else /* !SERIAL_IMX */
static inline void mxc_init_imx_uart(void)

4
arch/arm/mach-mx5/devices-imx51.h
View File

@ -13,6 +13,10 @@ extern const struct imx_imx_i2c_data imx51_imx_i2c_data[] __initconst;
#define imx51_add_imx_i2c(id, pdata) \
imx_add_imx_i2c(&imx51_imx_i2c_data[id], pdata)
extern const struct imx_imx_uart_1irq_data imx51_imx_uart_data[] __initconst;
#define imx51_add_imx_uart(id, pdata) \
imx_add_imx_uart_1irq(&imx51_imx_uart_data[id], pdata)
extern const struct imx_spi_imx_data imx51_cspi_data __initconst;
#define imx51_add_cspi(pdata) \
imx_add_spi_imx(&imx51_cspi_data, pdata)

57
arch/arm/mach-mx5/devices.c
View File

@ -17,63 +17,6 @@
#include <mach/imx-uart.h>
#include <mach/irqs.h>
static struct resource uart0[] = {
{
.start = MX51_UART1_BASE_ADDR,
.end = MX51_UART1_BASE_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
}, {
.start = MX51_MXC_INT_UART1,
.end = MX51_MXC_INT_UART1,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device mxc_uart_device0 = {
.name = "imx-uart",
.id = 0,
.resource = uart0,
.num_resources = ARRAY_SIZE(uart0),
};
static struct resource uart1[] = {
{
.start = MX51_UART2_BASE_ADDR,
.end = MX51_UART2_BASE_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
}, {
.start = MX51_MXC_INT_UART2,
.end = MX51_MXC_INT_UART2,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device mxc_uart_device1 = {
.name = "imx-uart",
.id = 1,
.resource = uart1,
.num_resources = ARRAY_SIZE(uart1),
};
static struct resource uart2[] = {
{
.start = MX51_UART3_BASE_ADDR,
.end = MX51_UART3_BASE_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
}, {
.start = MX51_MXC_INT_UART3,
.end = MX51_MXC_INT_UART3,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device mxc_uart_device2 = {
.name = "imx-uart",
.id = 2,
.resource = uart2,
.num_resources = ARRAY_SIZE(uart2),
};
static struct resource mxc_fec_resources[] = {
{
.start = MX51_MXC_FEC_BASE_ADDR,

3
arch/arm/mach-mx5/devices.h
View File

@ -1,6 +1,3 @@
extern struct platform_device mxc_uart_device0;
extern struct platform_device mxc_uart_device1;
extern struct platform_device mxc_uart_device2;
extern struct platform_device mxc_fec_device;
extern struct platform_device mxc_usbdr_host_device;
extern struct platform_device mxc_usbh1_device;

7
arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c
View File

@ -30,6 +30,7 @@
#include <asm/mach/arch.h>
#include "devices-imx51.h"
#include "devices.h"
#define MBIMX51_TSC2007_GPIO (2*32 + 30)
@ -114,7 +115,7 @@ static struct pad_desc mbimx51_pads[] = {
MX51_PAD_KEY_COL3__KEY_COL3,
};
static struct imxuart_platform_data uart_pdata = {
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
@ -172,8 +173,8 @@ void __init eukrea_mbimx51_baseboard_init(void)
mxc_iomux_v3_setup_multiple_pads(mbimx51_pads,
ARRAY_SIZE(mbimx51_pads));
mxc_register_device(&mxc_uart_device1, NULL);
mxc_register_device(&mxc_uart_device2, &uart_pdata);
imx51_add_imx_uart(1, NULL);
imx51_add_imx_uart(2, &uart_pdata);
gpio_request(MBIMX51_LED0, "LED0");
gpio_direction_output(MBIMX51_LED0, 1);

10
arch/arm/plat-mxc/devices/platform-imx-uart.c
View File

@ -94,6 +94,16 @@ const struct imx_imx_uart_1irq_data imx35_imx_uart_data[] __initconst = {
};
#endif /* ifdef CONFIG_ARCH_MX35 */
#ifdef CONFIG_ARCH_MX51
const struct imx_imx_uart_1irq_data imx51_imx_uart_data[] __initconst = {
#define imx51_imx_uart_data_entry(_id, _hwid) \
imx_imx_uart_1irq_data_entry(MX51, _id, _hwid, SZ_4K)
imx51_imx_uart_data_entry(0, 1),
imx51_imx_uart_data_entry(1, 2),
imx51_imx_uart_data_entry(2, 3),
};
#endif /* ifdef CONFIG_ARCH_MX51 */
struct platform_device *__init imx_add_imx_uart_3irq(
const struct imx_imx_uart_3irq_data *data,
const struct imxuart_platform_data *pdata)

6
arch/arm/plat-mxc/include/mach/mx51.h
View File

@ -310,9 +310,9 @@
#define MX51_MXC_INT_SLIM_B 28
#define MX51_MXC_INT_SSI1 29
#define MX51_MXC_INT_SSI2 30
#define MX51_MXC_INT_UART1 31
#define MX51_MXC_INT_UART2 32
#define MX51_MXC_INT_UART3 33
#define MX51_INT_UART1 31
#define MX51_INT_UART2 32
#define MX51_INT_UART3 33
#define MX51_MXC_INT_RESV34 34
#define MX51_MXC_INT_RESV35 35
#define MX51_INT_ECSPI1 36