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[ARM] 3266/1: S3C2400 - adds macro S3C24XX
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Patch from Lucas Correia Villa Real

This patch defines S3C2400 memory map and adds a S3C24XX macro for
common resources between S3C2400, S3C2410 and S3C2440 cpus.

Signed-off-by: Lucas Correia Villa Real <lucasvr@gobolinux.org>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Lucas Correia Villa Real authored and Russell King committed Jan 26, 2006
1 parent c43e6f0 commit 0367a8d
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Showing 9 changed files with 83 additions and 43 deletions.
3 changes: 2 additions & 1 deletion arch/arm/mach-s3c2410/cpu.h
Original file line number Diff line number Diff line change
Expand Up @@ -17,11 +17,12 @@
* 14-Jan-2005 BJD Added s3c24xx_init_clocks() call
* 10-Mar-2005 LCVR Changed S3C2410_{VA,SZ} to S3C24XX_{VA,SZ} & IODESC_ENT
* 14-Mar-2005 BJD Updated for __iomem
* 15-Jan-2006 LCVR Updated S3C2410_PA_##x to new S3C24XX_PA_##x macro
*/

/* todo - fix when rmk changes iodescs to use `void __iomem *` */

#define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C2410_PA_##x), S3C24XX_SZ_##x, MT_DEVICE }
#define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE }

#ifndef MHZ
#define MHZ (1000*1000)
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57 changes: 29 additions & 28 deletions arch/arm/mach-s3c2410/devs.c
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@
* published by the Free Software Foundation.
*
* Modifications:
* 15-Jan-2006 LCVR Using S3C24XX_PA_##x macro for common S3C24XX devices
* 10-Mar-2005 LCVR Changed S3C2410_{VA,SZ} to S3C24XX_{VA,SZ}
* 10-Feb-2005 BJD Added camera from guillaume.gourat@nexvision.tv
* 29-Aug-2004 BJD Added timers 0 through 3
Expand Down Expand Up @@ -46,8 +47,8 @@ struct platform_device *s3c24xx_uart_devs[3];

static struct resource s3c_usb_resource[] = {
[0] = {
.start = S3C2410_PA_USBHOST,
.end = S3C2410_PA_USBHOST + S3C24XX_SZ_USBHOST - 1,
.start = S3C24XX_PA_USBHOST,
.end = S3C24XX_PA_USBHOST + S3C24XX_SZ_USBHOST - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand Down Expand Up @@ -76,8 +77,8 @@ EXPORT_SYMBOL(s3c_device_usb);

static struct resource s3c_lcd_resource[] = {
[0] = {
.start = S3C2410_PA_LCD,
.end = S3C2410_PA_LCD + S3C24XX_SZ_LCD - 1,
.start = S3C24XX_PA_LCD,
.end = S3C24XX_PA_LCD + S3C24XX_SZ_LCD - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand Down Expand Up @@ -139,8 +140,8 @@ EXPORT_SYMBOL(s3c_device_nand);

static struct resource s3c_usbgadget_resource[] = {
[0] = {
.start = S3C2410_PA_USBDEV,
.end = S3C2410_PA_USBDEV + S3C24XX_SZ_USBDEV - 1,
.start = S3C24XX_PA_USBDEV,
.end = S3C24XX_PA_USBDEV + S3C24XX_SZ_USBDEV - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -164,8 +165,8 @@ EXPORT_SYMBOL(s3c_device_usbgadget);

static struct resource s3c_wdt_resource[] = {
[0] = {
.start = S3C2410_PA_WATCHDOG,
.end = S3C2410_PA_WATCHDOG + S3C24XX_SZ_WATCHDOG - 1,
.start = S3C24XX_PA_WATCHDOG,
.end = S3C24XX_PA_WATCHDOG + S3C24XX_SZ_WATCHDOG - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -189,8 +190,8 @@ EXPORT_SYMBOL(s3c_device_wdt);

static struct resource s3c_i2c_resource[] = {
[0] = {
.start = S3C2410_PA_IIC,
.end = S3C2410_PA_IIC + S3C24XX_SZ_IIC - 1,
.start = S3C24XX_PA_IIC,
.end = S3C24XX_PA_IIC + S3C24XX_SZ_IIC - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -214,8 +215,8 @@ EXPORT_SYMBOL(s3c_device_i2c);

static struct resource s3c_iis_resource[] = {
[0] = {
.start = S3C2410_PA_IIS,
.end = S3C2410_PA_IIS + S3C24XX_SZ_IIS -1,
.start = S3C24XX_PA_IIS,
.end = S3C24XX_PA_IIS + S3C24XX_SZ_IIS -1,
.flags = IORESOURCE_MEM,
}
};
Expand All @@ -239,8 +240,8 @@ EXPORT_SYMBOL(s3c_device_iis);

static struct resource s3c_rtc_resource[] = {
[0] = {
.start = S3C2410_PA_RTC,
.end = S3C2410_PA_RTC + 0xff,
.start = S3C24XX_PA_RTC,
.end = S3C24XX_PA_RTC + 0xff,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand Down Expand Up @@ -268,8 +269,8 @@ EXPORT_SYMBOL(s3c_device_rtc);

static struct resource s3c_adc_resource[] = {
[0] = {
.start = S3C2410_PA_ADC,
.end = S3C2410_PA_ADC + S3C24XX_SZ_ADC - 1,
.start = S3C24XX_PA_ADC,
.end = S3C24XX_PA_ADC + S3C24XX_SZ_ADC - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand Down Expand Up @@ -316,8 +317,8 @@ EXPORT_SYMBOL(s3c_device_sdi);

static struct resource s3c_spi0_resource[] = {
[0] = {
.start = S3C2410_PA_SPI,
.end = S3C2410_PA_SPI + 0x1f,
.start = S3C24XX_PA_SPI,
.end = S3C24XX_PA_SPI + 0x1f,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -341,8 +342,8 @@ EXPORT_SYMBOL(s3c_device_spi0);

static struct resource s3c_spi1_resource[] = {
[0] = {
.start = S3C2410_PA_SPI + 0x20,
.end = S3C2410_PA_SPI + 0x20 + 0x1f,
.start = S3C24XX_PA_SPI + 0x20,
.end = S3C24XX_PA_SPI + 0x20 + 0x1f,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -366,8 +367,8 @@ EXPORT_SYMBOL(s3c_device_spi1);

static struct resource s3c_timer0_resource[] = {
[0] = {
.start = S3C2410_PA_TIMER + 0x0C,
.end = S3C2410_PA_TIMER + 0x0C + 0xB,
.start = S3C24XX_PA_TIMER + 0x0C,
.end = S3C24XX_PA_TIMER + 0x0C + 0xB,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -391,8 +392,8 @@ EXPORT_SYMBOL(s3c_device_timer0);

static struct resource s3c_timer1_resource[] = {
[0] = {
.start = S3C2410_PA_TIMER + 0x18,
.end = S3C2410_PA_TIMER + 0x23,
.start = S3C24XX_PA_TIMER + 0x18,
.end = S3C24XX_PA_TIMER + 0x23,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -416,8 +417,8 @@ EXPORT_SYMBOL(s3c_device_timer1);

static struct resource s3c_timer2_resource[] = {
[0] = {
.start = S3C2410_PA_TIMER + 0x24,
.end = S3C2410_PA_TIMER + 0x2F,
.start = S3C24XX_PA_TIMER + 0x24,
.end = S3C24XX_PA_TIMER + 0x2F,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand All @@ -441,8 +442,8 @@ EXPORT_SYMBOL(s3c_device_timer2);

static struct resource s3c_timer3_resource[] = {
[0] = {
.start = S3C2410_PA_TIMER + 0x30,
.end = S3C2410_PA_TIMER + 0x3B,
.start = S3C24XX_PA_TIMER + 0x30,
.end = S3C24XX_PA_TIMER + 0x3B,
.flags = IORESOURCE_MEM,
},
[1] = {
Expand Down
2 changes: 1 addition & 1 deletion arch/arm/mach-s3c2410/dma.c
Original file line number Diff line number Diff line change
Expand Up @@ -1152,7 +1152,7 @@ static int __init s3c2410_init_dma(void)

printk("S3C2410 DMA Driver, (c) 2003-2004 Simtec Electronics\n");

dma_base = ioremap(S3C2410_PA_DMA, 0x200);
dma_base = ioremap(S3C24XX_PA_DMA, 0x200);
if (dma_base == NULL) {
printk(KERN_ERR "dma failed to remap register block\n");
return -ENOMEM;
Expand Down
6 changes: 3 additions & 3 deletions arch/arm/mach-s3c2410/sleep.S
Original file line number Diff line number Diff line change
Expand Up @@ -133,12 +133,12 @@ ENTRY(s3c2410_cpu_resume)
@@ load UART to allow us to print the two characters for
@@ resume debug

mov r2, #S3C2410_PA_UART & 0xff000000
orr r2, r2, #S3C2410_PA_UART & 0xff000
mov r2, #S3C24XX_PA_UART & 0xff000000
orr r2, r2, #S3C24XX_PA_UART & 0xff000

#if 0
/* SMDK2440 LED set */
mov r14, #S3C2410_PA_GPIO
mov r14, #S3C24XX_PA_GPIO
ldr r12, [ r14, #0x54 ]
bic r12, r12, #3<<4
orr r12, r12, #1<<7
Expand Down
2 changes: 1 addition & 1 deletion drivers/serial/s3c2410.c
Original file line number Diff line number Diff line change
Expand Up @@ -1060,7 +1060,7 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
dbg("resource %p (%lx..%lx)\n", res, res->start, res->end);

port->mapbase = res->start;
port->membase = S3C24XX_VA_UART + (res->start - S3C2410_PA_UART);
port->membase = S3C24XX_VA_UART + (res->start - S3C24XX_PA_UART);
port->irq = platform_get_irq(platdev, 0);

ourport->clk = clk_get(&platdev->dev, "uart");
Expand Down
6 changes: 3 additions & 3 deletions include/asm-arm/arch-s3c2410/debug-macro.S
Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@
.macro addruart, rx
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, = S3C2410_PA_UART
ldreq \rx, = S3C24XX_PA_UART
ldrne \rx, = S3C24XX_VA_UART
#if CONFIG_DEBUG_S3C2410_UART != 0
add \rx, \rx, #(S3C2410_UART1_OFF * CONFIG_DEBUG_S3C2410_UART)
Expand All @@ -44,7 +44,7 @@
1003:
mrc p15, 0, \rd, c1, c0
tst \rd, #1
addeq \rd, \rx, #(S3C2410_PA_GPIO - S3C2410_PA_UART)
addeq \rd, \rx, #(S3C24XX_PA_GPIO - S3C24XX_PA_UART)
addne \rd, \rx, #(S3C24XX_VA_GPIO - S3C24XX_VA_UART)
bic \rd, \rd, #0xff000
ldr \rd, [ \rd, # S3C2410_GSTATUS1 - S3C2410_GPIOREG(0) ]
Expand Down Expand Up @@ -75,7 +75,7 @@
1003:
mrc p15, 0, \rd, c1, c0
tst \rd, #1
addeq \rd, \rx, #(S3C2410_PA_GPIO - S3C2410_PA_UART)
addeq \rd, \rx, #(S3C24XX_PA_GPIO - S3C24XX_PA_UART)
addne \rd, \rx, #(S3C24XX_VA_GPIO - S3C24XX_VA_UART)
bic \rd, \rd, #0xff000
ldr \rd, [ \rd, # S3C2410_GSTATUS1 - S3C2410_GPIOREG(0) ]
Expand Down
38 changes: 38 additions & 0 deletions include/asm-arm/arch-s3c2410/map.h
Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
* 06-Jan-2003 BJD Linux 2.6.0 version, moved bast specifics out
* 10-Feb-2005 BJD Added CAMIF definition from guillaume.gourat@nexvision.tv
* 10-Mar-2005 LCVR Added support to S3C2400, changed {VA,SZ} names
* 15-Jan-2006 LCVR Added S3C24XX_PA macros for common S3C24XX resources
*/

#ifndef __ASM_ARCH_MAP_H
Expand Down Expand Up @@ -188,5 +189,42 @@

#define S3C2400_SDRAM_PA (S3C2400_CS6)

/* Use a single interface for common resources between S3C24XX cpus */

#ifdef CONFIG_CPU_S3C2400
#define S3C24XX_PA_IRQ S3C2400_PA_IRQ
#define S3C24XX_PA_MEMCTRL S3C2400_PA_MEMCTRL
#define S3C24XX_PA_USBHOST S3C2400_PA_USBHOST
#define S3C24XX_PA_DMA S3C2400_PA_DMA
#define S3C24XX_PA_CLKPWR S3C2400_PA_CLKPWR
#define S3C24XX_PA_LCD S3C2400_PA_LCD
#define S3C24XX_PA_UART S3C2400_PA_UART
#define S3C24XX_PA_TIMER S3C2400_PA_TIMER
#define S3C24XX_PA_USBDEV S3C2400_PA_USBDEV
#define S3C24XX_PA_WATCHDOG S3C2400_PA_WATCHDOG
#define S3C24XX_PA_IIC S3C2400_PA_IIC
#define S3C24XX_PA_IIS S3C2400_PA_IIS
#define S3C24XX_PA_GPIO S3C2400_PA_GPIO
#define S3C24XX_PA_RTC S3C2400_PA_RTC
#define S3C24XX_PA_ADC S3C2400_PA_ADC
#define S3C24XX_PA_SPI S3C2400_PA_SPI
#else
#define S3C24XX_PA_IRQ S3C2410_PA_IRQ
#define S3C24XX_PA_MEMCTRL S3C2410_PA_MEMCTRL
#define S3C24XX_PA_USBHOST S3C2410_PA_USBHOST
#define S3C24XX_PA_DMA S3C2410_PA_DMA
#define S3C24XX_PA_CLKPWR S3C2410_PA_CLKPWR
#define S3C24XX_PA_LCD S3C2410_PA_LCD
#define S3C24XX_PA_UART S3C2410_PA_UART
#define S3C24XX_PA_TIMER S3C2410_PA_TIMER
#define S3C24XX_PA_USBDEV S3C2410_PA_USBDEV
#define S3C24XX_PA_WATCHDOG S3C2410_PA_WATCHDOG
#define S3C24XX_PA_IIC S3C2410_PA_IIC
#define S3C24XX_PA_IIS S3C2410_PA_IIS
#define S3C24XX_PA_GPIO S3C2410_PA_GPIO
#define S3C24XX_PA_RTC S3C2410_PA_RTC
#define S3C24XX_PA_ADC S3C2410_PA_ADC
#define S3C24XX_PA_SPI S3C2410_PA_SPI
#endif

#endif /* __ASM_ARCH_MAP_H */
6 changes: 3 additions & 3 deletions include/asm-arm/arch-s3c2410/regs-serial.h
Original file line number Diff line number Diff line change
Expand Up @@ -39,9 +39,9 @@
#define S3C24XX_VA_UART1 (S3C24XX_VA_UART + 0x4000 )
#define S3C24XX_VA_UART2 (S3C24XX_VA_UART + 0x8000 )

#define S3C2410_PA_UART0 (S3C2410_PA_UART)
#define S3C2410_PA_UART1 (S3C2410_PA_UART + 0x4000 )
#define S3C2410_PA_UART2 (S3C2410_PA_UART + 0x8000 )
#define S3C2410_PA_UART0 (S3C24XX_PA_UART)
#define S3C2410_PA_UART1 (S3C24XX_PA_UART + 0x4000 )
#define S3C2410_PA_UART2 (S3C24XX_PA_UART + 0x8000 )

#define S3C2410_URXH (0x24)
#define S3C2410_UTXH (0x20)
Expand Down
6 changes: 3 additions & 3 deletions include/asm-arm/arch-s3c2410/uncompress.h
Original file line number Diff line number Diff line change
Expand Up @@ -35,13 +35,13 @@
#undef S3C2410_GPIOREG
#undef S3C2410_WDOGREG

#define S3C2410_GPIOREG(x) ((S3C2410_PA_GPIO + (x)))
#define S3C2410_WDOGREG(x) ((S3C2410_PA_WATCHDOG + (x)))
#define S3C2410_GPIOREG(x) ((S3C24XX_PA_GPIO + (x)))
#define S3C2410_WDOGREG(x) ((S3C24XX_PA_WATCHDOG + (x)))

/* how many bytes we allow into the FIFO at a time in FIFO mode */
#define FIFO_MAX (14)

#define uart_base S3C2410_PA_UART + (0x4000*CONFIG_S3C2410_LOWLEVEL_UART_PORT)
#define uart_base S3C24XX_PA_UART + (0x4000*CONFIG_S3C2410_LOWLEVEL_UART_PORT)

static __inline__ void
uart_wr(unsigned int reg, unsigned int val)
Expand Down

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