diff options
Diffstat (limited to 'arch/arm/mach-s3c2410')
28 files changed, 153 insertions, 503 deletions
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig index 99fdc736698..63a30d1dd42 100644 --- a/arch/arm/mach-s3c2410/Kconfig +++ b/arch/arm/mach-s3c2410/Kconfig @@ -7,6 +7,7 @@ config CPU_S3C2410 bool depends on ARCH_S3C2410 + select CPU_ARM920T select S3C2410_CLOCK select S3C2410_GPIO select CPU_LLSERIAL_S3C2410 @@ -32,11 +33,6 @@ config S3C2410_GPIO help GPIO code for S3C2410 and similar processors -config S3C2410_CLOCK - bool - help - Clock code for the S3C2410, and similar processors - config SIMTEC_NOR bool help @@ -84,6 +80,7 @@ config ARCH_BAST select PM_SIMTEC if PM select SIMTEC_NOR select MACH_BAST_IDE + select S3C24XX_DCLK select ISA help Say Y here if you are using the Simtec Electronics EB2410ITX @@ -121,6 +118,7 @@ config MACH_TCT_HAMMER config MACH_VR1000 bool "Thorcom VR1000" select PM_SIMTEC if PM + select S3C24XX_DCLK select SIMTEC_NOR select MACH_BAST_IDE select CPU_S3C2410 diff --git a/arch/arm/mach-s3c2410/Makefile b/arch/arm/mach-s3c2410/Makefile index 00f31f8c4e7..fca02f82711 100644 --- a/arch/arm/mach-s3c2410/Makefile +++ b/arch/arm/mach-s3c2410/Makefile @@ -15,7 +15,6 @@ obj-$(CONFIG_CPU_S3C2410_DMA) += dma.o obj-$(CONFIG_CPU_S3C2410_DMA) += dma.o obj-$(CONFIG_S3C2410_PM) += pm.o sleep.o obj-$(CONFIG_S3C2410_GPIO) += gpio.o -obj-$(CONFIG_S3C2410_CLOCK) += clock.o # Machine support diff --git a/arch/arm/mach-s3c2410/clock.c b/arch/arm/mach-s3c2410/clock.c deleted file mode 100644 index 4e07943c1e2..00000000000 --- a/arch/arm/mach-s3c2410/clock.c +++ /dev/null @@ -1,276 +0,0 @@ -/* linux/arch/arm/mach-s3c2410/clock.c - * - * Copyright (c) 2006 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410,S3C2440,S3C2442 Clock control support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/list.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/sysdev.h> -#include <linux/clk.h> -#include <linux/mutex.h> -#include <linux/delay.h> -#include <linux/serial_core.h> -#include <linux/io.h> - -#include <asm/mach/map.h> - -#include <mach/hardware.h> - -#include <plat/regs-serial.h> -#include <mach/regs-clock.h> -#include <mach/regs-gpio.h> - -#include <plat/s3c2410.h> -#include <plat/clock.h> -#include <plat/cpu.h> - -int s3c2410_clkcon_enable(struct clk *clk, int enable) -{ - unsigned int clocks = clk->ctrlbit; - unsigned long clkcon; - - clkcon = __raw_readl(S3C2410_CLKCON); - - if (enable) - clkcon |= clocks; - else - clkcon &= ~clocks; - - /* ensure none of the special function bits set */ - clkcon &= ~(S3C2410_CLKCON_IDLE|S3C2410_CLKCON_POWER); - - __raw_writel(clkcon, S3C2410_CLKCON); - - return 0; -} - -static int s3c2410_upll_enable(struct clk *clk, int enable) -{ - unsigned long clkslow = __raw_readl(S3C2410_CLKSLOW); - unsigned long orig = clkslow; - - if (enable) - clkslow &= ~S3C2410_CLKSLOW_UCLK_OFF; - else - clkslow |= S3C2410_CLKSLOW_UCLK_OFF; - - __raw_writel(clkslow, S3C2410_CLKSLOW); - - /* if we started the UPLL, then allow to settle */ - - if (enable && (orig & S3C2410_CLKSLOW_UCLK_OFF)) - udelay(200); - - return 0; -} - -/* standard clock definitions */ - -static struct clk init_clocks_disable[] = { - { - .name = "nand", - .id = -1, - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_NAND, - }, { - .name = "sdi", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_SDI, - }, { - .name = "adc", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_ADC, - }, { - .name = "i2c", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_IIC, - }, { - .name = "iis", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_IIS, - }, { - .name = "spi", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_SPI, - } -}; - -static struct clk init_clocks[] = { - { - .name = "lcd", - .id = -1, - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_LCDC, - }, { - .name = "gpio", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_GPIO, - }, { - .name = "usb-host", - .id = -1, - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_USBH, - }, { - .name = "usb-device", - .id = -1, - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_USBD, - }, { - .name = "timers", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_PWMT, - }, { - .name = "uart", - .id = 0, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART0, - }, { - .name = "uart", - .id = 1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART1, - }, { - .name = "uart", - .id = 2, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART2, - }, { - .name = "rtc", - .id = -1, - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_RTC, - }, { - .name = "watchdog", - .id = -1, - .parent = &clk_p, - .ctrlbit = 0, - }, { - .name = "usb-bus-host", - .id = -1, - .parent = &clk_usb_bus, - }, { - .name = "usb-bus-gadget", - .id = -1, - .parent = &clk_usb_bus, - }, -}; - -/* s3c2410_baseclk_add() - * - * Add all the clocks used by the s3c2410 or compatible CPUs - * such as the S3C2440 and S3C2442. - * - * We cannot use a system device as we are needed before any - * of the init-calls that initialise the devices are actually - * done. -*/ - -int __init s3c2410_baseclk_add(void) -{ - unsigned long clkslow = __raw_readl(S3C2410_CLKSLOW); - unsigned long clkcon = __raw_readl(S3C2410_CLKCON); - struct clk *clkp; - struct clk *xtal; - int ret; - int ptr; - - clk_upll.enable = s3c2410_upll_enable; - - if (s3c24xx_register_clock(&clk_usb_bus) < 0) - printk(KERN_ERR "failed to register usb bus clock\n"); - - /* register clocks from clock array */ - - clkp = init_clocks; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++, clkp++) { - /* ensure that we note the clock state */ - - clkp->usage = clkcon & clkp->ctrlbit ? 1 : 0; - - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - } - - /* We must be careful disabling the clocks we are not intending to - * be using at boot time, as subsystems such as the LCD which do - * their own DMA requests to the bus can cause the system to lockup - * if they where in the middle of requesting bus access. - * - * Disabling the LCD clock if the LCD is active is very dangerous, - * and therefore the bootloader should be careful to not enable - * the LCD clock if it is not needed. - */ - - /* install (and disable) the clocks we do not need immediately */ - - clkp = init_clocks_disable; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) { - - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - - s3c2410_clkcon_enable(clkp, 0); - } - - /* show the clock-slow value */ - - xtal = clk_get(NULL, "xtal"); - - printk("CLOCK: Slow mode (%ld.%ld MHz), %s, MPLL %s, UPLL %s\n", - print_mhz(clk_get_rate(xtal) / - ( 2 * S3C2410_CLKSLOW_GET_SLOWVAL(clkslow))), - (clkslow & S3C2410_CLKSLOW_SLOW) ? "slow" : "fast", - (clkslow & S3C2410_CLKSLOW_MPLL_OFF) ? "off" : "on", - (clkslow & S3C2410_CLKSLOW_UCLK_OFF) ? "off" : "on"); - - return 0; -} diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c index 7d914a470b6..552b4c778fd 100644 --- a/arch/arm/mach-s3c2410/dma.c +++ b/arch/arm/mach-s3c2410/dma.c @@ -17,7 +17,6 @@ #include <linux/sysdev.h> #include <linux/serial_core.h> -#include <asm/dma.h> #include <mach/dma.h> #include <plat/cpu.h> @@ -25,12 +24,12 @@ #include <plat/regs-serial.h> #include <mach/regs-gpio.h> -#include <asm/plat-s3c/regs-ac97.h> +#include <plat/regs-ac97.h> #include <mach/regs-mem.h> #include <mach/regs-lcd.h> #include <mach/regs-sdi.h> #include <asm/plat-s3c24xx/regs-iis.h> -#include <asm/plat-s3c24xx/regs-spi.h> +#include <plat/regs-spi.h> static struct s3c24xx_dma_map __initdata s3c2410_dma_mappings[] = { [DMACH_XD0] = { diff --git a/arch/arm/mach-s3c2410/include/mach/dma.h b/arch/arm/mach-s3c2410/include/mach/dma.h index 891b53cd69b..13358ce2128 100644 --- a/arch/arm/mach-s3c2410/include/mach/dma.h +++ b/arch/arm/mach-s3c2410/include/mach/dma.h @@ -16,11 +16,6 @@ #include <linux/sysdev.h> #include <mach/hardware.h> -/* - * This is the maximum DMA address(physical address) that can be DMAd to. - * - */ -#define MAX_DMA_ADDRESS 0x40000000 #define MAX_DMA_TRANSFER_SIZE 0x100000 /* Data Unit is half word */ /* We use `virtual` dma channels to hide the fact we have only a limited @@ -254,7 +249,7 @@ typedef unsigned long dma_device_t; * request a dma channel exclusivley */ -extern int s3c2410_dma_request(dmach_t channel, +extern int s3c2410_dma_request(unsigned int channel, struct s3c2410_dma_client *, void *dev); @@ -263,14 +258,14 @@ extern int s3c2410_dma_request(dmach_t channel, * change the state of the dma channel */ -extern int s3c2410_dma_ctrl(dmach_t channel, enum s3c2410_chan_op op); +extern int s3c2410_dma_ctrl(unsigned int channel, enum s3c2410_chan_op op); /* s3c2410_dma_setflags * * set the channel's flags to a given state */ -extern int s3c2410_dma_setflags(dmach_t channel, +extern int s3c2410_dma_setflags(unsigned int channel, unsigned int flags); /* s3c2410_dma_free @@ -278,7 +273,7 @@ extern int s3c2410_dma_setflags(dmach_t channel, * free the dma channel (will also abort any outstanding operations) */ -extern int s3c2410_dma_free(dmach_t channel, struct s3c2410_dma_client *); +extern int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *); /* s3c2410_dma_enqueue * @@ -287,7 +282,7 @@ extern int s3c2410_dma_free(dmach_t channel, struct s3c2410_dma_client *); * drained before the buffer is given to the DMA system. */ -extern int s3c2410_dma_enqueue(dmach_t channel, void *id, +extern int s3c2410_dma_enqueue(unsigned int channel, void *id, dma_addr_t data, int size); /* s3c2410_dma_config @@ -295,7 +290,7 @@ extern int s3c2410_dma_enqueue(dmach_t channel, void *id, * configure the dma channel */ -extern int s3c2410_dma_config(dmach_t channel, int xferunit, int dcon); +extern int s3c2410_dma_config(unsigned int channel, int xferunit, int dcon); /* s3c2410_dma_devconfig * @@ -310,11 +305,11 @@ extern int s3c2410_dma_devconfig(int channel, enum s3c2410_dmasrc source, * get the position that the dma transfer is currently at */ -extern int s3c2410_dma_getposition(dmach_t channel, +extern int s3c2410_dma_getposition(unsigned int channel, dma_addr_t *src, dma_addr_t *dest); -extern int s3c2410_dma_set_opfn(dmach_t, s3c2410_dma_opfn_t rtn); -extern int s3c2410_dma_set_buffdone_fn(dmach_t, s3c2410_dma_cbfn_t rtn); +extern int s3c2410_dma_set_opfn(unsigned int, s3c2410_dma_opfn_t rtn); +extern int s3c2410_dma_set_buffdone_fn(unsigned int, s3c2410_dma_cbfn_t rtn); /* DMA Register definitions */ diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-core.h b/arch/arm/mach-s3c2410/include/mach/gpio-core.h new file mode 100644 index 00000000000..6c9fbb99ef1 --- /dev/null +++ b/arch/arm/mach-s3c2410/include/mach/gpio-core.h @@ -0,0 +1,34 @@ +/* arch/arm/mach-s3c24100/include/mach/gpio-core.h + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C2410 - GPIO core support + * + * 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. +*/ + +#ifndef __ASM_ARCH_GPIO_CORE_H +#define __ASM_ARCH_GPIO_CORE_H __FILE__ + +#include <plat/gpio-core.h> +#include <mach/regs-gpio.h> + +extern struct s3c_gpio_chip s3c24xx_gpios[]; + +static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int pin) +{ + struct s3c_gpio_chip *chip; + + if (pin > S3C2410_GPG10) + return NULL; + + chip = &s3c24xx_gpios[pin/32]; + return (S3C2410_GPIO_OFFSET(pin) > chip->chip.ngpio) ? chip : NULL; +} + +#endif /* __ASM_ARCH_GPIO_CORE_H */ diff --git a/arch/arm/mach-s3c2410/include/mach/gpio.h b/arch/arm/mach-s3c2410/include/mach/gpio.h index 3b52b86498a..00476a573bb 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio.h @@ -14,5 +14,12 @@ #define gpio_get_value __gpio_get_value #define gpio_set_value __gpio_set_value #define gpio_cansleep __gpio_cansleep +#define gpio_to_irq __gpio_to_irq + +/* some boards require extra gpio capacity to support external + * devices that need GPIO. + */ + +#define ARCH_NR_GPIOS (256 + CONFIG_S3C24XX_GPIO_EXTRA) #include <asm-generic/gpio.h> diff --git a/arch/arm/mach-s3c2410/include/mach/irqs.h b/arch/arm/mach-s3c2410/include/mach/irqs.h index 950c71bf148..49efce8cd4a 100644 --- a/arch/arm/mach-s3c2410/include/mach/irqs.h +++ b/arch/arm/mach-s3c2410/include/mach/irqs.h @@ -12,10 +12,6 @@ #ifndef __ASM_ARCH_IRQS_H #define __ASM_ARCH_IRQS_H __FILE__ -#ifndef __ASM_ARM_IRQ_H -#error "Do not include this directly, instead #include <asm/irq.h>" -#endif - /* we keep the first set of CPU IRQs out of the range of * the ISA space, so that the PC104 has them to itself * and we don't end up having to do horrible things to the @@ -134,6 +130,8 @@ #define IRQ_S3C2443_HSMMC S3C2410_IRQ(20) /* IRQ_SDI */ #define IRQ_S3C2443_NAND S3C2410_IRQ(24) /* reserved */ +#define IRQ_HSMMC0 IRQ_S3C2443_HSMMC + #define IRQ_S3C2443_LCD1 S3C2410_IRQSUB(14) #define IRQ_S3C2443_LCD2 S3C2410_IRQSUB(15) #define IRQ_S3C2443_LCD3 S3C2410_IRQSUB(16) @@ -160,6 +158,12 @@ #define NR_IRQS (IRQ_S3C2440_AC97+1) #endif +/* compatibility define. */ +#define IRQ_UART3 IRQ_S3C2443_UART3 +#define IRQ_S3CUART_RX3 IRQ_S3C2443_RX3 +#define IRQ_S3CUART_TX3 IRQ_S3C2443_TX3 +#define IRQ_S3CUART_ERR3 IRQ_S3C2443_ERR3 + /* Our FIQs are routable from IRQ_EINT0 to IRQ_ADCPARENT */ #define FIQ_START IRQ_EINT0 diff --git a/arch/arm/mach-s3c2410/include/mach/map.h b/arch/arm/mach-s3c2410/include/mach/map.h index 23c470c2e5b..255fdfeaf95 100644 --- a/arch/arm/mach-s3c2410/include/mach/map.h +++ b/arch/arm/mach-s3c2410/include/mach/map.h @@ -13,34 +13,20 @@ #ifndef __ASM_ARCH_MAP_H #define __ASM_ARCH_MAP_H +#include <plat/map-base.h> #include <plat/map.h> #define S3C2410_ADDR(x) S3C_ADDR(x) -/* interrupt controller is the first thing we put in, to make - * the assembly code for the irq detection easier - */ -#define S3C24XX_VA_IRQ S3C_VA_IRQ -#define S3C2410_PA_IRQ (0x4A000000) -#define S3C24XX_SZ_IRQ SZ_1M - -/* memory controller registers */ -#define S3C24XX_VA_MEMCTRL S3C_VA_MEM -#define S3C2410_PA_MEMCTRL (0x48000000) -#define S3C24XX_SZ_MEMCTRL SZ_1M - /* USB host controller */ #define S3C2410_PA_USBHOST (0x49000000) -#define S3C24XX_SZ_USBHOST SZ_1M /* DMA controller */ #define S3C2410_PA_DMA (0x4B000000) #define S3C24XX_SZ_DMA SZ_1M /* Clock and Power management */ -#define S3C24XX_VA_CLKPWR S3C_VA_SYS #define S3C2410_PA_CLKPWR (0x4C000000) -#define S3C24XX_SZ_CLKPWR SZ_1M /* LCD controller */ #define S3C2410_PA_LCD (0x4D000000) @@ -48,48 +34,12 @@ /* NAND flash controller */ #define S3C2410_PA_NAND (0x4E000000) -#define S3C24XX_SZ_NAND SZ_1M - -/* UARTs */ -#define S3C24XX_VA_UART S3C_VA_UART -#define S3C2410_PA_UART (0x50000000) -#define S3C24XX_SZ_UART SZ_1M - -/* Timers */ -#define S3C24XX_VA_TIMER S3C_VA_TIMER -#define S3C2410_PA_TIMER (0x51000000) -#define S3C24XX_SZ_TIMER SZ_1M - -/* USB Device port */ -#define S3C2410_PA_USBDEV (0x52000000) -#define S3C24XX_SZ_USBDEV SZ_1M - -/* Watchdog */ -#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG -#define S3C2410_PA_WATCHDOG (0x53000000) -#define S3C24XX_SZ_WATCHDOG SZ_1M /* IIC hardware controller */ #define S3C2410_PA_IIC (0x54000000) -#define S3C24XX_SZ_IIC SZ_1M /* IIS controller */ #define S3C2410_PA_IIS (0x55000000) -#define S3C24XX_SZ_IIS SZ_1M - -/* GPIO ports */ - -/* the calculation for the VA of this must ensure that - * it is the same distance apart from the UART in the - * phsyical address space, as the initial mapping for the IO - * is done as a 1:1 maping. This puts it (currently) at - * 0xFA800000, which is not in the way of any current mapping - * by the base system. -*/ - -#define S3C2410_PA_GPIO (0x56000000) -#define S3C24XX_VA_GPIO ((S3C2410_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART) -#define S3C24XX_SZ_GPIO SZ_1M /* RTC */ #define S3C2410_PA_RTC (0x57000000) @@ -97,15 +47,12 @@ /* ADC */ #define S3C2410_PA_ADC (0x58000000) -#define S3C24XX_SZ_ADC SZ_1M /* SPI */ #define S3C2410_PA_SPI (0x59000000) -#define S3C24XX_SZ_SPI SZ_1M /* SDI */ #define S3C2410_PA_SDI (0x5A000000) -#define S3C24XX_SZ_SDI SZ_1M /* CAMIF */ #define S3C2440_PA_CAMIF (0x4F000000) @@ -120,13 +67,6 @@ #define S3C2443_PA_HSMMC (0x4A800000) #define S3C2443_SZ_HSMMC (256) -/* ISA style IO, for each machine to sort out mappings for, if it - * implements it. We reserve two 16M regions for ISA. - */ - -#define S3C24XX_VA_ISA_WORD S3C2410_ADDR(0x02000000) -#define S3C24XX_VA_ISA_BYTE S3C2410_ADDR(0x03000000) - /* physical addresses of all the chip-select areas */ #define S3C2410_CS0 (0x00000000) @@ -152,27 +92,16 @@ #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 +#define S3C24XX_PA_SDI S3C2410_PA_SDI +#define S3C24XX_PA_NAND S3C2410_PA_NAND -/* deal with the registers that move under the 2412/2413 */ - -#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) -#ifndef __ASSEMBLY__ -extern void __iomem *s3c24xx_va_gpio2; -#endif -#ifdef CONFIG_CPU_S3C2412_ONLY -#define S3C24XX_VA_GPIO2 (S3C24XX_VA_GPIO + 0x10) -#else -#define S3C24XX_VA_GPIO2 s3c24xx_va_gpio2 -#endif -#else -#define s3c24xx_va_gpio2 S3C24XX_VA_GPIO -#define S3C24XX_VA_GPIO2 S3C24XX_VA_GPIO -#endif +#define S3C_PA_IIC S3C2410_PA_IIC +#define S3C_PA_UART S3C24XX_PA_UART +#define S3C_PA_HSMMC0 S3C2443_PA_HSMMC #endif /* __ASM_ARCH_MAP_H */ diff --git a/arch/arm/mach-s3c2410/include/mach/memory.h b/arch/arm/mach-s3c2410/include/mach/memory.h index 93782628a78..6f1e5871ae4 100644 --- a/arch/arm/mach-s3c2410/include/mach/memory.h +++ b/arch/arm/mach-s3c2410/include/mach/memory.h @@ -13,7 +13,4 @@ #define PHYS_OFFSET UL(0x30000000) -#define __virt_to_bus(x) __virt_to_phys(x) -#define __bus_to_virt(x) __phys_to_virt(x) - #endif diff --git a/arch/arm/mach-s3c2410/include/mach/regs-clock.h b/arch/arm/mach-s3c2410/include/mach/regs-clock.h index b3f90aa7807..2a5d90e957f 100644 --- a/arch/arm/mach-s3c2410/include/mach/regs-clock.h +++ b/arch/arm/mach-s3c2410/include/mach/regs-clock.h @@ -42,13 +42,6 @@ #define S3C2410_CLKCON_IIS (1<<17) #define S3C2410_CLKCON_SPI (1<<18) -#define S3C2410_PLLCON_MDIVSHIFT 12 -#define S3C2410_PLLCON_PDIVSHIFT 4 -#define S3C2410_PLLCON_SDIVSHIFT 0 -#define S3C2410_PLLCON_MDIVMASK ((1<<(1+(19-12)))-1) -#define S3C2410_PLLCON_PDIVMASK ((1<<5)-1) -#define S3C2410_PLLCON_SDIVMASK 3 - /* DCLKCON register addresses in gpio.h */ #define S3C2410_DCLKCON_DCLK0EN (1<<0) @@ -76,32 +69,6 @@ #define S3C2410_CLKSLOW_SLOWVAL(x) (x) #define S3C2410_CLKSLOW_GET_SLOWVAL(x) ((x) & 7) -#ifndef __ASSEMBLY__ - -#include <asm/div64.h> - -static inline unsigned int -s3c2410_get_pll(unsigned int pllval, unsigned int baseclk) -{ - unsigned int mdiv, pdiv, sdiv; - uint64_t fvco; - - mdiv = pllval >> S3C2410_PLLCON_MDIVSHIFT; - pdiv = pllval >> S3C2410_PLLCON_PDIVSHIFT; - sdiv = pllval >> S3C2410_PLLCON_SDIVSHIFT; - - mdiv &= S3C2410_PLLCON_MDIVMASK; - pdiv &= S3C2410_PLLCON_PDIVMASK; - sdiv &= S3C2410_PLLCON_SDIVMASK; - - fvco = (uint64_t)baseclk * (mdiv + 8); - do_div(fvco, (pdiv + 2) << sdiv); - - return (unsigned int)fvco; -} - -#endif /* __ASSEMBLY__ */ - #if defined(CONFIG_CPU_S3C2440) || defined(CONFIG_CPU_S3C2442) /* extra registers */ diff --git a/arch/arm/mach-s3c2410/include/mach/regs-gpio.h b/arch/arm/mach-s3c2410/include/mach/regs-gpio.h index 528080ceac4..32107761306 100644 --- a/arch/arm/mach-s3c2410/include/mach/regs-gpio.h +++ b/arch/arm/mach-s3c2410/include/mach/regs-gpio.h @@ -1053,13 +1053,6 @@ #define S3C24XX_EXTINT1 S3C24XX_GPIOREG2(0x8C) #define S3C24XX_EXTINT2 S3C24XX_GPIOREG2(0x90) -/* values for S3C2410_EXTINT0/1/2 */ -#define S3C2410_EXTINT_LOWLEV (0x00) -#define S3C2410_EXTINT_HILEV (0x01) -#define S3C2410_EXTINT_FALLEDGE (0x02) -#define S3C2410_EXTINT_RISEEDGE (0x04) -#define S3C2410_EXTINT_BOTHEDGE (0x06) - /* interrupt filtering conrrol for EINT16..EINT23 */ #define S3C2410_EINFLT0 S3C2410_GPIOREG(0x94) #define S3C2410_EINFLT1 S3C2410_GPIOREG(0x98) diff --git a/arch/arm/mach-s3c2410/include/mach/spi.h b/arch/arm/mach-s3c2410/include/mach/spi.h index 46d46f5b99f..1d300fb112b 100644 --- a/arch/arm/mach-s3c2410/include/mach/spi.h +++ b/arch/arm/mach-s3c2410/include/mach/spi.h @@ -14,7 +14,7 @@ #define __ASM_ARCH_SPI_H __FILE__ struct s3c2410_spi_info { - unsigned long pin_cs; /* simple gpio cs */ + int pin_cs; /* simple gpio cs */ unsigned int num_cs; /* total chipselects */ int bus_num; /* bus number to use. */ @@ -22,5 +22,12 @@ struct s3c2410_spi_info { void (*set_cs)(struct s3c2410_spi_info *spi, int cs, int pol); }; +/* Standard setup / suspend routines for SPI GPIO pins. */ + +extern void s3c24xx_spi_gpiocfg_bus0_gpe11_12_13(struct s3c2410_spi_info *spi, + int enable); + +extern void s3c24xx_spi_gpiocfg_bus1_gpg5_6_7(struct s3c2410_spi_info *spi, + int enable); #endif /* __ASM_ARCH_SPI_H */ diff --git a/arch/arm/mach-s3c2410/include/mach/system-reset.h b/arch/arm/mach-s3c2410/include/mach/system-reset.h index 43535a0e718..7613d0a384b 100644 --- a/arch/arm/mach-s3c2410/include/mach/system-reset.h +++ b/arch/arm/mach-s3c2410/include/mach/system-reset.h @@ -13,7 +13,7 @@ #include <mach/hardware.h> #include <linux/io.h> -#include <asm/plat-s3c/regs-watchdog.h> +#include <plat/regs-watchdog.h> #include <mach/regs-clock.h> #include <linux/clk.h> diff --git a/arch/arm/mach-s3c2410/include/mach/tick.h b/arch/arm/mach-s3c2410/include/mach/tick.h new file mode 100644 index 00000000000..544da41979d --- /dev/null +++ b/arch/arm/mach-s3c2410/include/mach/tick.h @@ -0,0 +1,15 @@ +/* linux/arch/arm/mach-s3c2410/include/mach/tick.h + * + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C2410 - timer tick support + */ + +#define SRCPND_TIMER4 (1<<(IRQ_TIMER4 - IRQ_EINT0)) + +static inline int s3c24xx_ostimer_pending(void) +{ + return __raw_readl(S3C2410_SRCPND) & SRCPND_TIMER4; +} diff --git a/arch/arm/mach-s3c2410/include/mach/timex.h b/arch/arm/mach-s3c2410/include/mach/timex.h deleted file mode 100644 index 2a425ed0a7e..00000000000 --- a/arch/arm/mach-s3c2410/include/mach/timex.h +++ /dev/null @@ -1,26 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/timex.h - * - * Copyright (c) 2003-2005 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410 - time parameters - * - * 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. -*/ - -#ifndef __ASM_ARCH_TIMEX_H -#define __ASM_ARCH_TIMEX_H - -/* CLOCK_TICK_RATE needs to be evaluatable by the cpp, so making it - * a variable is useless. It seems as long as we make our timers an - * exact multiple of HZ, any value that makes a 1->1 correspondence - * for the time conversion functions to/from jiffies is acceptable. -*/ - - -#define CLOCK_TICK_RATE 12000000 - - -#endif /* __ASM_ARCH_TIMEX_H */ diff --git a/arch/arm/mach-s3c2410/include/mach/uncompress.h b/arch/arm/mach-s3c2410/include/mach/uncompress.h index ab39491beee..c9432103750 100644 --- a/arch/arm/mach-s3c2410/include/mach/uncompress.h +++ b/arch/arm/mach-s3c2410/include/mach/uncompress.h @@ -1,3 +1,4 @@ + /* arch/arm/mach-s3c2410/include/mach/uncompress.h * * Copyright (c) 2003, 2007 Simtec Electronics diff --git a/arch/arm/mach-s3c2410/include/mach/vmalloc.h b/arch/arm/mach-s3c2410/include/mach/vmalloc.h deleted file mode 100644 index 315b0078a34..00000000000 --- a/arch/arm/mach-s3c2410/include/mach/vmalloc.h +++ /dev/null @@ -1,20 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/vmalloc.h - * - * from arch/arm/mach-iop3xx/include/mach/vmalloc.h - * - * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * 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. - * - * S3C2410 vmalloc definition -*/ - -#ifndef __ASM_ARCH_VMALLOC_H -#define __ASM_ARCH_VMALLOC_H - -#define VMALLOC_END (0xE0000000) - -#endif /* __ASM_ARCH_VMALLOC_H */ diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c index d061fea0190..6d6995afeb4 100644 --- a/arch/arm/mach-s3c2410/mach-amlm5900.c +++ b/arch/arm/mach-s3c2410/mach-amlm5900.c @@ -52,6 +52,7 @@ #include <mach/regs-lcd.h> #include <mach/regs-gpio.h> +#include <plat/iic.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -150,7 +151,7 @@ static struct platform_device *amlm5900_devices[] __initdata = { #endif &s3c_device_adc, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_usb, &s3c_device_rtc, &s3c_device_usbgadget, @@ -233,6 +234,7 @@ static void __init amlm5900_init(void) #ifdef CONFIG_FB_S3C2410 s3c24xx_fb_set_platdata(&amlm5900_fb_info); #endif + s3c_i2c0_set_platdata(NULL); platform_add_devices(amlm5900_devices, ARRAY_SIZE(amlm5900_devices)); } diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c index 8db9c700e3c..01bd76725b9 100644 --- a/arch/arm/mach-s3c2410/mach-bast.c +++ b/arch/arm/mach-s3c2410/mach-bast.c @@ -44,8 +44,8 @@ #include <mach/regs-mem.h> #include <mach/regs-lcd.h> -#include <asm/plat-s3c/nand.h> -#include <asm/plat-s3c/iic.h> +#include <plat/nand.h> +#include <plat/iic.h> #include <mach/fb.h> #include <linux/mtd/mtd.h> @@ -406,7 +406,7 @@ static struct platform_device bast_sio = { * standard 100KHz i2c bus frequency */ -static struct s3c2410_platform_i2c bast_i2c_info = { +static struct s3c2410_platform_i2c __initdata bast_i2c_info = { .flags = 0, .slave_addr = 0x10, .bus_freq = 100*1000, @@ -553,7 +553,7 @@ static struct platform_device *bast_devices[] __initdata = { &s3c_device_usb, &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_rtc, &s3c_device_nand, &bast_device_dm9k, @@ -588,7 +588,8 @@ static void __init bast_map_io(void) s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks)); s3c_device_nand.dev.platform_data = &bast_nand_info; - s3c_device_i2c.dev.platform_data = &bast_i2c_info; + + s3c_i2c0_set_platdata(&bast_i2c_info); s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc)); s3c24xx_init_clocks(0); diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c index 98716d0108e..821a1668c3a 100644 --- a/arch/arm/mach-s3c2410/mach-h1940.c +++ b/arch/arm/mach-s3c2410/mach-h1940.c @@ -38,11 +38,13 @@ #include <mach/h1940.h> #include <mach/h1940-latch.h> #include <mach/fb.h> -#include <asm/plat-s3c24xx/udc.h> +#include <plat/udc.h> +#include <plat/iic.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> +#include <plat/pll.h> #include <plat/pm.h> static struct map_desc h1940_iodesc[] __initdata = { @@ -183,7 +185,7 @@ static struct platform_device *h1940_devices[] __initdata = { &s3c_device_usb, &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_iis, &s3c_device_usbgadget, &s3c_device_leds, @@ -215,6 +217,7 @@ static void __init h1940_init(void) s3c24xx_fb_set_platdata(&h1940_fb_info); s3c24xx_udc_set_platdata(&h1940_udc_cfg); + s3c_i2c0_set_platdata(NULL); /* Turn off suspend on both USB ports, and switch the * selectable USB port to USB device mode. */ @@ -223,10 +226,9 @@ static void __init h1940_init(void) S3C2410_MISCCR_USBSUSPND0 | S3C2410_MISCCR_USBSUSPND1, 0x0); - tmp = ( - 0x78 << S3C2410_PLLCON_MDIVSHIFT) - | (0x02 << S3C2410_PLLCON_PDIVSHIFT) - | (0x03 << S3C2410_PLLCON_SDIVSHIFT); + tmp = (0x78 << S3C24XX_PLLCON_MDIVSHIFT) + | (0x02 << S3C24XX_PLLCON_PDIVSHIFT) + | (0x03 << S3C24XX_PLLCON_SDIVSHIFT); writel(tmp, S3C2410_UPLLCON); platform_add_devices(h1940_devices, ARRAY_SIZE(h1940_devices)); diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c index 82505517846..05a5e877b49 100644 --- a/arch/arm/mach-s3c2410/mach-n30.c +++ b/arch/arm/mach-s3c2410/mach-n30.c @@ -17,7 +17,6 @@ #include <linux/kernel.h> #include <linux/types.h> -#include <linux/delay.h> #include <linux/gpio_keys.h> #include <linux/init.h> #include <linux/input.h> @@ -40,14 +39,14 @@ #include <asm/mach/irq.h> #include <asm/mach/map.h> -#include <asm/plat-s3c/iic.h> +#include <plat/iic.h> #include <plat/regs-serial.h> #include <plat/clock.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/s3c2410.h> -#include <asm/plat-s3c24xx/udc.h> +#include <plat/udc.h> static struct map_desc n30_iodesc[] __initdata = { /* nothing here yet */ @@ -320,7 +319,7 @@ static struct s3c2410fb_mach_info n30_fb_info __initdata = { static struct platform_device *n30_devices[] __initdata = { &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_iis, &s3c_device_usb, &s3c_device_usbgadget, @@ -332,7 +331,7 @@ static struct platform_device *n30_devices[] __initdata = { static struct platform_device *n35_devices[] __initdata = { &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_iis, &s3c_device_usbgadget, &n35_button_device, @@ -501,7 +500,7 @@ static void __init n30_init_irq(void) static void __init n30_init(void) { s3c24xx_fb_set_platdata(&n30_fb_info); - s3c_device_i2c.dev.platform_data = &n30_i2ccfg; + s3c_device_i2c0.dev.platform_data = &n30_i2ccfg; s3c24xx_udc_set_platdata(&n30_udc_cfg); /* Turn off suspend on both USB ports, and switch the diff --git a/arch/arm/mach-s3c2410/mach-otom.c b/arch/arm/mach-s3c2410/mach-otom.c index d8255cf87e4..f6c7261a4a1 100644 --- a/arch/arm/mach-s3c2410/mach-otom.c +++ b/arch/arm/mach-s3c2410/mach-otom.c @@ -35,6 +35,7 @@ #include <plat/s3c2410.h> #include <plat/clock.h> #include <plat/devs.h> +#include <plat/iic.h> #include <plat/cpu.h> static struct map_desc otom11_iodesc[] __initdata = { @@ -94,7 +95,7 @@ static struct platform_device *otom11_devices[] __initdata = { &s3c_device_usb, &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_iis, &s3c_device_rtc, &otom_device_nor, @@ -109,6 +110,7 @@ static void __init otom11_map_io(void) static void __init otom11_init(void) { + s3c_i2c0_set_platdata(NULL); platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices)); } diff --git a/arch/arm/mach-s3c2410/mach-qt2410.c b/arch/arm/mach-s3c2410/mach-qt2410.c index 661807e14e8..9678a53ceeb 100644 --- a/arch/arm/mach-s3c2410/mach-qt2410.c +++ b/arch/arm/mach-s3c2410/mach-qt2410.c @@ -50,10 +50,11 @@ #include <mach/leds-gpio.h> #include <plat/regs-serial.h> #include <mach/fb.h> -#include <asm/plat-s3c/nand.h> -#include <asm/plat-s3c24xx/udc.h> +#include <plat/nand.h> +#include <plat/udc.h> #include <mach/spi.h> #include <mach/spi-gpio.h> +#include <plat/iic.h> #include <plat/common-smdk.h> #include <plat/devs.h> @@ -247,7 +248,7 @@ static struct platform_device *qt2410_devices[] __initdata = { &s3c_device_usb, &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_iis, &s3c_device_sdi, &s3c_device_usbgadget, @@ -349,6 +350,7 @@ static void __init qt2410_machine_init(void) s3c2410_gpio_setpin(S3C2410_GPB0, 1); s3c24xx_udc_set_platdata(&qt2410_udc_cfg); + s3c_i2c0_set_platdata(NULL); s3c2410_gpio_cfgpin(S3C2410_GPB5, S3C2410_GPIO_OUTPUT); diff --git a/arch/arm/mach-s3c2410/mach-smdk2410.c b/arch/arm/mach-s3c2410/mach-smdk2410.c index 152527bb287..c49126ccb1d 100644 --- a/arch/arm/mach-s3c2410/mach-smdk2410.c +++ b/arch/arm/mach-s3c2410/mach-smdk2410.c @@ -47,6 +47,7 @@ #include <asm/mach-types.h> #include <plat/regs-serial.h> +#include <plat/iic.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -89,7 +90,7 @@ static struct platform_device *smdk2410_devices[] __initdata = { &s3c_device_usb, &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_iis, }; @@ -102,6 +103,7 @@ static void __init smdk2410_map_io(void) static void __init smdk2410_init(void) { + s3c_i2c0_set_platdata(NULL); platform_add_devices(smdk2410_devices, ARRAY_SIZE(smdk2410_devices)); smdk_machine_init(); } diff --git a/arch/arm/mach-s3c2410/mach-tct_hammer.c b/arch/arm/mach-s3c2410/mach-tct_hammer.c index 309dcf4c870..8fdb0430bd4 100644 --- a/arch/arm/mach-s3c2410/mach-tct_hammer.c +++ b/arch/arm/mach-s3c2410/mach-tct_hammer.c @@ -45,6 +45,7 @@ #include <asm/mach-types.h> #include <plat/regs-serial.h> +#include <plat/iic.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -127,7 +128,7 @@ static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = { static struct platform_device *tct_hammer_devices[] __initdata = { &s3c_device_adc, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_usb, &s3c_device_rtc, &s3c_device_usbgadget, @@ -146,6 +147,7 @@ static void __init tct_hammer_map_io(void) static void __init tct_hammer_init(void) { + s3c_i2c0_set_platdata(NULL); platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices)); } diff --git a/arch/arm/mach-s3c2410/mach-vr1000.c b/arch/arm/mach-s3c2410/mach-vr1000.c index 941353af16d..61a1ea9c5c5 100644 --- a/arch/arm/mach-s3c2410/mach-vr1000.c +++ b/arch/arm/mach-s3c2410/mach-vr1000.c @@ -47,6 +47,7 @@ #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> +#include <plat/iic.h> #include "usb-simtec.h" #include "nor-simtec.h" @@ -334,7 +335,7 @@ static struct platform_device *vr1000_devices[] __initdata = { &s3c_device_usb, &s3c_device_lcd, &s3c_device_wdt, - &s3c_device_i2c, + &s3c_device_i2c0, &s3c_device_adc, &serial_device, &vr1000_dm9k0, @@ -384,6 +385,7 @@ static void __init vr1000_map_io(void) static void __init vr1000_init(void) { + s3c_i2c0_set_platdata(NULL); platform_add_devices(vr1000_devices, ARRAY_SIZE(vr1000_devices)); i2c_register_board_info(0, vr1000_i2c_devs, diff --git a/arch/arm/mach-s3c2410/s3c2410.c b/arch/arm/mach-s3c2410/s3c2410.c index ac79b536c4c..feb141b1f91 100644 --- a/arch/arm/mach-s3c2410/s3c2410.c +++ b/arch/arm/mach-s3c2410/s3c2410.c @@ -16,6 +16,7 @@ #include <linux/list.h> #include <linux/timer.h> #include <linux/init.h> +#include <linux/clk.h> #include <linux/sysdev.h> #include <linux/serial_core.h> #include <linux/platform_device.h> @@ -28,6 +29,8 @@ #include <mach/hardware.h> #include <asm/irq.h> +#include <plat/cpu-freq.h> + #include <mach/regs-clock.h> #include <plat/regs-serial.h> @@ -35,6 +38,7 @@ #include <plat/cpu.h> #include <plat/devs.h> #include <plat/clock.h> +#include <plat/pll.h> /* Initial IO mappings */ @@ -59,25 +63,28 @@ void __init s3c2410_init_uarts(struct s3c2410_uartcfg *cfg, int no) * machine specific initialisation. */ -void __init s3c2410_map_io(struct map_desc *mach_desc, int mach_size) +void __init s3c2410_map_io(void) { - /* register our io-tables */ - iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc)); - iotable_init(mach_desc, mach_size); } -void __init s3c2410_init_clocks(int xtal) +void __init_or_cpufreq s3c2410_setup_clocks(void) { + struct clk *xtal_clk; unsigned long tmp; + unsigned long xtal; unsigned long fclk; unsigned long hclk; unsigned long pclk; + xtal_clk = clk_get(NULL, "xtal"); + xtal = clk_get_rate(xtal_clk); + clk_put(xtal_clk); + /* now we've got our machine bits initialised, work out what * clocks we've got */ - fclk = s3c2410_get_pll(__raw_readl(S3C2410_MPLLCON), xtal); + fclk = s3c24xx_get_pll(__raw_readl(S3C2410_MPLLCON), xtal); tmp = __raw_readl(S3C2410_CLKDIVN); @@ -95,7 +102,13 @@ void __init s3c2410_init_clocks(int xtal) * console to use them */ - s3c24xx_setup_clocks(xtal, fclk, hclk, pclk); + s3c24xx_setup_clocks(fclk, hclk, pclk); +} + +void __init s3c2410_init_clocks(int xtal) +{ + s3c24xx_register_baseclocks(xtal); + s3c2410_setup_clocks(); s3c2410_baseclk_add(); } |