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[ARM] S3C: Add new FB device definition

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Add a device definition for the new S3C framebuffer
driver.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks 2008-11-19 15:41:31 +00:00
parent 1aba834da1
commit 58435f7b2d
5 changed files with 82 additions and 0 deletions
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2
arch/arm/mach-s3c6400/include/mach/map.h
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@ -38,6 +38,7 @@
#define S3C_VA_UART2 S3C_VA_UARTx(2)
#define S3C_VA_UART3 S3C_VA_UARTx(3)
#define S3C64XX_PA_FB (0x77100000)
#define S3C64XX_PA_SYSCON (0x7E00F000)
#define S3C64XX_PA_TIMER (0x7F006000)
#define S3C64XX_PA_IIC0 (0x7F004000)
@ -62,5 +63,6 @@
#define S3C_PA_HSMMC2 S3C64XX_PA_HSMMC2
#define S3C_PA_IIC S3C64XX_PA_IIC0
#define S3C_PA_IIC1 S3C64XX_PA_IIC1
#define S3C_PA_FB S3C64XX_PA_FB
#endif /* __ASM_ARCH_6400_MAP_H */

6
arch/arm/plat-s3c/Kconfig
View File

@ -166,3 +166,9 @@ config S3C_DEV_I2C1
depends on PLAT_S3C
help
Compile in platform device definitions for I2C channel 1
config S3C_DEV_FB
bool
depends on PLAT_S3C
help
Compile in platform device definition for framebuffer

1
arch/arm/plat-s3c/Makefile
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@ -24,3 +24,4 @@ obj-$(CONFIG_S3C_DEV_HSMMC) += dev-hsmmc.o
obj-$(CONFIG_S3C_DEV_HSMMC1) += dev-hsmmc1.o
obj-y += dev-i2c0.o
obj-$(CONFIG_S3C_DEV_I2C1) += dev-i2c1.o
obj-$(CONFIG_S3C_DEV_FB) += dev-fb.o

72
arch/arm/plat-s3c/dev-fb.c Normal file
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@ -0,0 +1,72 @@
/* linux/arch/arm/plat-s3c/dev-fb.c
*
* Copyright 2008 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
* S3C series device definition for framebuffer device
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <mach/map.h>
#include <mach/regs-fb.h>
#include <plat/fb.h>
#include <plat/devs.h>
#include <plat/cpu.h>
static struct resource s3c_fb_resource[] = {
[0] = {
.start = S3C_PA_FB,
.end = S3C_PA_FB + SZ_16K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_LCD_VSYNC,
.end = IRQ_LCD_VSYNC,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = IRQ_LCD_FIFO,
.end = IRQ_LCD_FIFO,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = IRQ_LCD_SYSTEM,
.end = IRQ_LCD_SYSTEM,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device s3c_device_fb = {
.name = "s3c-fb",
.id = -1,
.num_resources = ARRAY_SIZE(s3c_fb_resource),
.resource = s3c_fb_resource,
.dev.dma_mask = &s3c_device_fb.dev.coherent_dma_mask,
.dev.coherent_dma_mask = 0xffffffffUL,
};
void __init s3c_fb_set_platdata(struct s3c_fb_platdata *pd)
{
struct s3c_fb_platdata *npd;
if (!pd) {
printk(KERN_ERR "%s: no platform data\n", __func__);
return;
}
npd = kmemdup(pd, sizeof(struct s3c_fb_platdata), GFP_KERNEL);
if (!npd)
printk(KERN_ERR "%s: no memory for platform data\n", __func__);
s3c_device_fb.dev.platform_data = npd;
}

1
arch/arm/plat-s3c/include/plat/devs.h
View File

@ -24,6 +24,7 @@ extern struct platform_device *s3c24xx_uart_src[];
extern struct platform_device s3c_device_timer[];
extern struct platform_device s3c_device_fb;
extern struct platform_device s3c_device_usb;
extern struct platform_device s3c_device_lcd;
extern struct platform_device s3c_device_wdt;