diff options
Diffstat (limited to 'arch/arm/plat-s5pc1xx')
-rw-r--r-- | arch/arm/plat-s5pc1xx/Kconfig | 3 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/clock.c | 31 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/dev-uart.c | 29 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/gpio-config.c | 2 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/gpiolib.c | 2 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/include/plat/irqs.h | 19 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/include/plat/regs-clock.h | 119 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/irq.c | 202 | ||||
-rw-r--r-- | arch/arm/plat-s5pc1xx/s5pc100-clock.c | 770 |
9 files changed, 290 insertions, 887 deletions
diff --git a/arch/arm/plat-s5pc1xx/Kconfig b/arch/arm/plat-s5pc1xx/Kconfig index b7b9e91c0243..c7ccdf22eefa 100644 --- a/arch/arm/plat-s5pc1xx/Kconfig +++ b/arch/arm/plat-s5pc1xx/Kconfig @@ -11,6 +11,9 @@ config PLAT_S5PC1XX select ARM_VIC select NO_IOPORT select ARCH_REQUIRE_GPIOLIB + select SAMSUNG_CLKSRC + select SAMSUNG_IRQ_UART + select SAMSUNG_IRQ_VIC_TIMER select S3C_GPIO_TRACK select S3C_GPIO_PULL_UPDOWN select S3C_GPIO_CFG_S3C24XX diff --git a/arch/arm/plat-s5pc1xx/clock.c b/arch/arm/plat-s5pc1xx/clock.c index 26c21d849790..387f23190c3c 100644 --- a/arch/arm/plat-s5pc1xx/clock.c +++ b/arch/arm/plat-s5pc1xx/clock.c @@ -64,25 +64,13 @@ struct clk clk_54m = { .rate = 54000000, }; -static int clk_default_setrate(struct clk *clk, unsigned long rate) -{ - clk->rate = rate; - return 0; -} - -static int clk_dummy_enable(struct clk *clk, int enable) -{ - return 0; -} - struct clk clk_hd0 = { .name = "hclkd0", .id = -1, .rate = 0, .parent = NULL, .ctrlbit = 0, - .set_rate = clk_default_setrate, - .enable = clk_dummy_enable, + .ops = &clk_ops_def_setrate, }; struct clk clk_pd0 = { @@ -91,8 +79,7 @@ struct clk clk_pd0 = { .rate = 0, .parent = NULL, .ctrlbit = 0, - .set_rate = clk_default_setrate, - .enable = clk_dummy_enable, + .ops = &clk_ops_def_setrate, }; static int s5pc1xx_clk_gate(void __iomem *reg, struct clk *clk, int enable) @@ -686,6 +673,8 @@ static struct clk s5pc100_init_clocks[] = { static struct clk *clks[] __initdata = { &clk_ext, &clk_epll, + &clk_pd0, + &clk_hd0, &clk_27m, &clk_48m, &clk_54m, @@ -700,16 +689,8 @@ void __init s5pc1xx_register_clocks(void) s3c24xx_register_clocks(clks, ARRAY_SIZE(clks)); - clkp = s5pc100_init_clocks; - size = ARRAY_SIZE(s5pc100_init_clocks); - - for (ptr = 0; ptr < size; ptr++, clkp++) { - ret = s3c24xx_register_clock(clkp); - if (ret < 0) { - printk(KERN_ERR "Failed to register clock %s (%d)\n", - clkp->name, ret); - } - } + s3c_register_clocks(s5pc100_init_clocks, + ARRAY_SIZE(s5pc100_init_clocks)); clkp = s5pc100_init_clocks_disable; size = ARRAY_SIZE(s5pc100_init_clocks_disable); diff --git a/arch/arm/plat-s5pc1xx/dev-uart.c b/arch/arm/plat-s5pc1xx/dev-uart.c index f749bc5407b5..586c95c60bfe 100644 --- a/arch/arm/plat-s5pc1xx/dev-uart.c +++ b/arch/arm/plat-s5pc1xx/dev-uart.c @@ -143,32 +143,3 @@ struct s3c24xx_uart_resources s5pc1xx_uart_resources[] __initdata = { .nr_resources = ARRAY_SIZE(s5pc1xx_uart3_resource), }, }; - -/* uart devices */ - -static struct platform_device s3c24xx_uart_device0 = { - .id = 0, -}; - -static struct platform_device s3c24xx_uart_device1 = { - .id = 1, -}; - -static struct platform_device s3c24xx_uart_device2 = { - .id = 2, -}; - -static struct platform_device s3c24xx_uart_device3 = { - .id = 3, -}; - -struct platform_device *s3c24xx_uart_src[4] = { - &s3c24xx_uart_device0, - &s3c24xx_uart_device1, - &s3c24xx_uart_device2, - &s3c24xx_uart_device3, -}; - -struct platform_device *s3c24xx_uart_devs[4] = { -}; - diff --git a/arch/arm/plat-s5pc1xx/gpio-config.c b/arch/arm/plat-s5pc1xx/gpio-config.c index bba675df9c75..a4f67e80a150 100644 --- a/arch/arm/plat-s5pc1xx/gpio-config.c +++ b/arch/arm/plat-s5pc1xx/gpio-config.c @@ -16,7 +16,7 @@ #include <linux/gpio.h> #include <linux/io.h> -#include <mach/gpio-core.h> +#include <plat/gpio-core.h> #include <plat/gpio-cfg-s5pc1xx.h> s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin, unsigned int off) diff --git a/arch/arm/plat-s5pc1xx/gpiolib.c b/arch/arm/plat-s5pc1xx/gpiolib.c index facb410e7a71..1ffc57ac293d 100644 --- a/arch/arm/plat-s5pc1xx/gpiolib.c +++ b/arch/arm/plat-s5pc1xx/gpiolib.c @@ -17,8 +17,8 @@ #include <linux/gpio.h> #include <mach/map.h> -#include <mach/gpio-core.h> +#include <plat/gpio-core.h> #include <plat/gpio-cfg.h> #include <plat/gpio-cfg-helpers.h> #include <plat/regs-gpio.h> diff --git a/arch/arm/plat-s5pc1xx/include/plat/irqs.h b/arch/arm/plat-s5pc1xx/include/plat/irqs.h index ef8736366f0d..409c804315e8 100644 --- a/arch/arm/plat-s5pc1xx/include/plat/irqs.h +++ b/arch/arm/plat-s5pc1xx/include/plat/irqs.h @@ -88,11 +88,11 @@ #define IRQ_MDMA S5PC1XX_IRQ_VIC0(18) #define IRQ_PDMA0 S5PC1XX_IRQ_VIC0(19) #define IRQ_PDMA1 S5PC1XX_IRQ_VIC0(20) -#define IRQ_TIMER0 S5PC1XX_IRQ_VIC0(21) -#define IRQ_TIMER1 S5PC1XX_IRQ_VIC0(22) -#define IRQ_TIMER2 S5PC1XX_IRQ_VIC0(23) -#define IRQ_TIMER3 S5PC1XX_IRQ_VIC0(24) -#define IRQ_TIMER4 S5PC1XX_IRQ_VIC0(25) +#define IRQ_TIMER0_VIC S5PC1XX_IRQ_VIC0(21) +#define IRQ_TIMER1_VIC S5PC1XX_IRQ_VIC0(22) +#define IRQ_TIMER2_VIC S5PC1XX_IRQ_VIC0(23) +#define IRQ_TIMER3_VIC S5PC1XX_IRQ_VIC0(24) +#define IRQ_TIMER4_VIC S5PC1XX_IRQ_VIC0(25) #define IRQ_SYSTIMER S5PC1XX_IRQ_VIC0(26) #define IRQ_WDT S5PC1XX_IRQ_VIC0(27) #define IRQ_RTC_ALARM S5PC1XX_IRQ_VIC0(28) @@ -171,8 +171,15 @@ #define IRQ_SDMIRQ S5PC1XX_IRQ_VIC2(30) #define IRQ_SDMFIQ S5PC1XX_IRQ_VIC2(31) +#define IRQ_TIMER(x) (IRQ_SDMFIQ + 1 + (x)) +#define IRQ_TIMER0 IRQ_TIMER(0) +#define IRQ_TIMER1 IRQ_TIMER(1) +#define IRQ_TIMER2 IRQ_TIMER(2) +#define IRQ_TIMER3 IRQ_TIMER(3) +#define IRQ_TIMER4 IRQ_TIMER(4) + /* External interrupt */ -#define S3C_IRQ_EINT_BASE (IRQ_SDMFIQ + 1) +#define S3C_IRQ_EINT_BASE (IRQ_SDMFIQ + 6) #define S3C_EINT(x) (S3C_IRQ_EINT_BASE + (x - 16)) #define IRQ_EINT(x) (x < 16 ? IRQ_EINT0 + x : S3C_EINT(x)) diff --git a/arch/arm/plat-s5pc1xx/include/plat/regs-clock.h b/arch/arm/plat-s5pc1xx/include/plat/regs-clock.h index c5cc86e92d65..24dec4e52538 100644 --- a/arch/arm/plat-s5pc1xx/include/plat/regs-clock.h +++ b/arch/arm/plat-s5pc1xx/include/plat/regs-clock.h @@ -61,73 +61,10 @@ #define S5PC100_EPLL_MASK 0xffffffff #define S5PC100_EPLLVAL(_m, _p, _s) ((_m) << 16 | ((_p) << 8) | ((_s))) -/* CLKSRC0 */ -#define S5PC100_CLKSRC0_APLL_MASK (0x1<<0) -#define S5PC100_CLKSRC0_APLL_SHIFT (0) -#define S5PC100_CLKSRC0_MPLL_MASK (0x1<<4) -#define S5PC100_CLKSRC0_MPLL_SHIFT (4) -#define S5PC100_CLKSRC0_EPLL_MASK (0x1<<8) -#define S5PC100_CLKSRC0_EPLL_SHIFT (8) -#define S5PC100_CLKSRC0_HPLL_MASK (0x1<<12) -#define S5PC100_CLKSRC0_HPLL_SHIFT (12) -#define S5PC100_CLKSRC0_AMMUX_MASK (0x1<<16) -#define S5PC100_CLKSRC0_AMMUX_SHIFT (16) -#define S5PC100_CLKSRC0_HREF_MASK (0x1<<20) -#define S5PC100_CLKSRC0_HREF_SHIFT (20) -#define S5PC100_CLKSRC0_ONENAND_MASK (0x1<<24) -#define S5PC100_CLKSRC0_ONENAND_SHIFT (24) - - -/* CLKSRC1 */ -#define S5PC100_CLKSRC1_UART_MASK (0x1<<0) -#define S5PC100_CLKSRC1_UART_SHIFT (0) -#define S5PC100_CLKSRC1_SPI0_MASK (0x3<<4) -#define S5PC100_CLKSRC1_SPI0_SHIFT (4) -#define S5PC100_CLKSRC1_SPI1_MASK (0x3<<8) -#define S5PC100_CLKSRC1_SPI1_SHIFT (8) -#define S5PC100_CLKSRC1_SPI2_MASK (0x3<<12) -#define S5PC100_CLKSRC1_SPI2_SHIFT (12) -#define S5PC100_CLKSRC1_IRDA_MASK (0x3<<16) -#define S5PC100_CLKSRC1_IRDA_SHIFT (16) -#define S5PC100_CLKSRC1_UHOST_MASK (0x3<<20) -#define S5PC100_CLKSRC1_UHOST_SHIFT (20) -#define S5PC100_CLKSRC1_CLK48M_MASK (0x1<<24) +/* CLKSRC0..CLKSRC3 -> mostly removed due to clksrc updates */ +#define S5PC100_CLKSRC1_CLK48M_MASK (0x1<<24) #define S5PC100_CLKSRC1_CLK48M_SHIFT (24) -/* CLKSRC2 */ -#define S5PC100_CLKSRC2_MMC0_MASK (0x3<<0) -#define S5PC100_CLKSRC2_MMC0_SHIFT (0) -#define S5PC100_CLKSRC2_MMC1_MASK (0x3<<4) -#define S5PC100_CLKSRC2_MMC1_SHIFT (4) -#define S5PC100_CLKSRC2_MMC2_MASK (0x3<<8) -#define S5PC100_CLKSRC2_MMC2_SHIFT (8) -#define S5PC100_CLKSRC2_LCD_MASK (0x3<<12) -#define S5PC100_CLKSRC2_LCD_SHIFT (12) -#define S5PC100_CLKSRC2_FIMC0_MASK (0x3<<16) -#define S5PC100_CLKSRC2_FIMC0_SHIFT (16) -#define S5PC100_CLKSRC2_FIMC1_MASK (0x3<<20) -#define S5PC100_CLKSRC2_FIMC1_SHIFT (20) -#define S5PC100_CLKSRC2_FIMC2_MASK (0x3<<24) -#define S5PC100_CLKSRC2_FIMC2_SHIFT (24) -#define S5PC100_CLKSRC2_MIXER_MASK (0x3<<28) -#define S5PC100_CLKSRC2_MIXER_SHIFT (28) - -/* CLKSRC3 */ -#define S5PC100_CLKSRC3_PWI_MASK (0x3<<0) -#define S5PC100_CLKSRC3_PWI_SHIFT (0) -#define S5PC100_CLKSRC3_HCLKD2_MASK (0x1<<4) -#define S5PC100_CLKSRC3_HCLKD2_SHIFT (4) -#define S5PC100_CLKSRC3_I2SD2_MASK (0x3<<8) -#define S5PC100_CLKSRC3_I2SD2_SHIFT (8) -#define S5PC100_CLKSRC3_AUDIO0_MASK (0x7<<12) -#define S5PC100_CLKSRC3_AUDIO0_SHIFT (12) -#define S5PC100_CLKSRC3_AUDIO1_MASK (0x7<<16) -#define S5PC100_CLKSRC3_AUDIO1_SHIFT (16) -#define S5PC100_CLKSRC3_AUDIO2_MASK (0x7<<20) -#define S5PC100_CLKSRC3_AUDIO2_SHIFT (20) -#define S5PC100_CLKSRC3_SPDIF_MASK (0x3<<24) -#define S5PC100_CLKSRC3_SPDIF_SHIFT (24) - /* CLKDIV0 */ #define S5PC100_CLKDIV0_APLL_MASK (0x1<<0) #define S5PC100_CLKDIV0_APLL_SHIFT (0) @@ -140,7 +77,7 @@ #define S5PC100_CLKDIV0_SECSS_MASK (0x7<<16) #define S5PC100_CLKDIV0_SECSS_SHIFT (16) -/* CLKDIV1 */ +/* CLKDIV1 (OneNAND clock only used in one place, removed) */ #define S5PC100_CLKDIV1_APLL2_MASK (0x7<<0) #define S5PC100_CLKDIV1_APLL2_SHIFT (0) #define S5PC100_CLKDIV1_MPLL_MASK (0x3<<4) @@ -151,56 +88,12 @@ #define S5PC100_CLKDIV1_D1_SHIFT (12) #define S5PC100_CLKDIV1_PCLKD1_MASK (0x7<<16) #define S5PC100_CLKDIV1_PCLKD1_SHIFT (16) -#define S5PC100_CLKDIV1_ONENAND_MASK (0x3<<20) -#define S5PC100_CLKDIV1_ONENAND_SHIFT (20) #define S5PC100_CLKDIV1_CAM_MASK (0x1F<<24) #define S5PC100_CLKDIV1_CAM_SHIFT (24) -/* CLKDIV2 */ -#define S5PC100_CLKDIV2_UART_MASK (0x7<<0) -#define S5PC100_CLKDIV2_UART_SHIFT (0) -#define S5PC100_CLKDIV2_SPI0_MASK (0xf<<4) -#define S5PC100_CLKDIV2_SPI0_SHIFT (4) -#define S5PC100_CLKDIV2_SPI1_MASK (0xf<<8) -#define S5PC100_CLKDIV2_SPI1_SHIFT (8) -#define S5PC100_CLKDIV2_SPI2_MASK (0xf<<12) -#define S5PC100_CLKDIV2_SPI2_SHIFT (12) -#define S5PC100_CLKDIV2_IRDA_MASK (0xf<<16) -#define S5PC100_CLKDIV2_IRDA_SHIFT (16) -#define S5PC100_CLKDIV2_UHOST_MASK (0xf<<20) -#define S5PC100_CLKDIV2_UHOST_SHIFT (20) - -/* CLKDIV3 */ -#define S5PC100_CLKDIV3_MMC0_MASK (0xf<<0) -#define S5PC100_CLKDIV3_MMC0_SHIFT (0) -#define S5PC100_CLKDIV3_MMC1_MASK (0xf<<4) -#define S5PC100_CLKDIV3_MMC1_SHIFT (4) -#define S5PC100_CLKDIV3_MMC2_MASK (0xf<<8) -#define S5PC100_CLKDIV3_MMC2_SHIFT (8) -#define S5PC100_CLKDIV3_LCD_MASK (0xf<<12) -#define S5PC100_CLKDIV3_LCD_SHIFT (12) -#define S5PC100_CLKDIV3_FIMC0_MASK (0xf<<16) -#define S5PC100_CLKDIV3_FIMC0_SHIFT (16) -#define S5PC100_CLKDIV3_FIMC1_MASK (0xf<<20) -#define S5PC100_CLKDIV3_FIMC1_SHIFT (20) -#define S5PC100_CLKDIV3_FIMC2_MASK (0xf<<24) -#define S5PC100_CLKDIV3_FIMC2_SHIFT (24) -#define S5PC100_CLKDIV3_HDMI_MASK (0xf<<28) -#define S5PC100_CLKDIV3_HDMI_SHIFT (28) - -/* CLKDIV4 */ -#define S5PC100_CLKDIV4_PWI_MASK (0x7<<0) -#define S5PC100_CLKDIV4_PWI_SHIFT (0) -#define S5PC100_CLKDIV4_HCLKD2_MASK (0x7<<4) -#define S5PC100_CLKDIV4_HCLKD2_SHIFT (4) -#define S5PC100_CLKDIV4_I2SD2_MASK (0xf<<8) -#define S5PC100_CLKDIV4_I2SD2_SHIFT (8) -#define S5PC100_CLKDIV4_AUDIO0_MASK (0xf<<12) -#define S5PC100_CLKDIV4_AUDIO0_SHIFT (12) -#define S5PC100_CLKDIV4_AUDIO1_MASK (0xf<<16) -#define S5PC100_CLKDIV4_AUDIO1_SHIFT (16) -#define S5PC100_CLKDIV4_AUDIO2_MASK (0xf<<20) -#define S5PC100_CLKDIV4_AUDIO2_SHIFT (20) +/* CLKDIV2 => removed in clksrc update */ +/* CLKDIV3 => removed in clksrc update, or not needed */ +/* CLKDIV4 => removed in clksrc update, or not needed */ /* HCLKD0/PCLKD0 Clock Gate 0 Registers */ #define S5PC100_CLKGATE_D00_INTC (1<<0) diff --git a/arch/arm/plat-s5pc1xx/irq.c b/arch/arm/plat-s5pc1xx/irq.c index e44fd04ef333..bfc524827819 100644 --- a/arch/arm/plat-s5pc1xx/irq.c +++ b/arch/arm/plat-s5pc1xx/irq.c @@ -20,87 +20,14 @@ #include <asm/hardware/vic.h> #include <mach/map.h> -#include <plat/regs-timer.h> +#include <plat/irq-vic-timer.h> +#include <plat/irq-uart.h> #include <plat/cpu.h> -/* Timer interrupt handling */ - -static void s3c_irq_demux_timer(unsigned int base_irq, unsigned int sub_irq) -{ - generic_handle_irq(sub_irq); -} - -static void s3c_irq_demux_timer0(unsigned int irq, struct irq_desc *desc) -{ - s3c_irq_demux_timer(irq, IRQ_TIMER0); -} - -static void s3c_irq_demux_timer1(unsigned int irq, struct irq_desc *desc) -{ - s3c_irq_demux_timer(irq, IRQ_TIMER1); -} - -static void s3c_irq_demux_timer2(unsigned int irq, struct irq_desc *desc) -{ - s3c_irq_demux_timer(irq, IRQ_TIMER2); -} - -static void s3c_irq_demux_timer3(unsigned int irq, struct irq_desc *desc) -{ - s3c_irq_demux_timer(irq, IRQ_TIMER3); -} - -static void s3c_irq_demux_timer4(unsigned int irq, struct irq_desc *desc) -{ - s3c_irq_demux_timer(irq, IRQ_TIMER4); -} - -/* We assume the IRQ_TIMER0..IRQ_TIMER4 range is continuous. */ - -static void s3c_irq_timer_mask(unsigned int irq) -{ - u32 reg = __raw_readl(S3C64XX_TINT_CSTAT); - - reg &= 0x1f; /* mask out pending interrupts */ - reg &= ~(1 << (irq - IRQ_TIMER0)); - __raw_writel(reg, S3C64XX_TINT_CSTAT); -} - -static void s3c_irq_timer_unmask(unsigned int irq) -{ - u32 reg = __raw_readl(S3C64XX_TINT_CSTAT); - - reg &= 0x1f; /* mask out pending interrupts */ - reg |= 1 << (irq - IRQ_TIMER0); - __raw_writel(reg, S3C64XX_TINT_CSTAT); -} - -static void s3c_irq_timer_ack(unsigned int irq) -{ - u32 reg = __raw_readl(S3C64XX_TINT_CSTAT); - - reg &= 0x1f; /* mask out pending interrupts */ - reg |= (1 << 5) << (irq - IRQ_TIMER0); - __raw_writel(reg, S3C64XX_TINT_CSTAT); -} - -static struct irq_chip s3c_irq_timer = { - .name = "s3c-timer", - .mask = s3c_irq_timer_mask, - .unmask = s3c_irq_timer_unmask, - .ack = s3c_irq_timer_ack, -}; - -struct uart_irq { - void __iomem *regs; - unsigned int base_irq; - unsigned int parent_irq; -}; - /* Note, we make use of the fact that the parent IRQs, IRQ_UART[0..3] * are consecutive when looking up the interrupt in the demux routines. */ -static struct uart_irq uart_irqs[] = { +static struct s3c_uart_irq uart_irqs[] = { [0] = { .regs = (void *)S3C_VA_UART0, .base_irq = IRQ_S3CUART_BASE0, @@ -123,113 +50,9 @@ static struct uart_irq uart_irqs[] = { }, }; -static inline void __iomem *s3c_irq_uart_base(unsigned int irq) -{ - struct uart_irq *uirq = get_irq_chip_data(irq); - return uirq->regs; -} - -static inline unsigned int s3c_irq_uart_bit(unsigned int irq) -{ - return irq & 3; -} - -/* UART interrupt registers, not worth adding to seperate include header */ -#define S3C64XX_UINTP 0x30 -#define S3C64XX_UINTSP 0x34 -#define S3C64XX_UINTM 0x38 - -static void s3c_irq_uart_mask(unsigned int irq) -{ - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); - u32 reg; - - reg = __raw_readl(regs + S3C64XX_UINTM); - reg |= (1 << bit); - __raw_writel(reg, regs + S3C64XX_UINTM); -} - -static void s3c_irq_uart_maskack(unsigned int irq) -{ - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); - u32 reg; - - reg = __raw_readl(regs + S3C64XX_UINTM); - reg |= (1 << bit); - __raw_writel(reg, regs + S3C64XX_UINTM); - __raw_writel(1 << bit, regs + S3C64XX_UINTP); -} - -static void s3c_irq_uart_unmask(unsigned int irq) -{ - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); - u32 reg; - - reg = __raw_readl(regs + S3C64XX_UINTM); - reg &= ~(1 << bit); - __raw_writel(reg, regs + S3C64XX_UINTM); -} - -static void s3c_irq_uart_ack(unsigned int irq) -{ - void __iomem *regs = s3c_irq_uart_base(irq); - unsigned int bit = s3c_irq_uart_bit(irq); - - __raw_writel(1 << bit, regs + S3C64XX_UINTP); -} - -static void s3c_irq_demux_uart(unsigned int irq, struct irq_desc *desc) -{ - struct uart_irq *uirq = &uart_irqs[irq - IRQ_UART0]; - u32 pend = __raw_readl(uirq->regs + S3C64XX_UINTP); - int base = uirq->base_irq; - - if (pend & (1 << 0)) - generic_handle_irq(base); - if (pend & (1 << 1)) - generic_handle_irq(base + 1); - if (pend & (1 << 2)) - generic_handle_irq(base + 2); - if (pend & (1 << 3)) - generic_handle_irq(base + 3); -} - -static struct irq_chip s3c_irq_uart = { - .name = "s3c-uart", - .mask = s3c_irq_uart_mask, - .unmask = s3c_irq_uart_unmask, - .mask_ack = s3c_irq_uart_maskack, - .ack = s3c_irq_uart_ack, -}; - -static void __init s5pc1xx_uart_irq(struct uart_irq *uirq) -{ - void __iomem *reg_base = uirq->regs; - unsigned int irq; - int offs; - - /* mask all interrupts at the start. */ - __raw_writel(0xf, reg_base + S3C64XX_UINTM); - - for (offs = 0; offs < 3; offs++) { - irq = uirq->base_irq + offs; - - set_irq_chip(irq, &s3c_irq_uart); - set_irq_chip_data(irq, uirq); - set_irq_handler(irq, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - } - - set_irq_chained_handler(uirq->parent_irq, s3c_irq_demux_uart); -} - void __init s5pc1xx_init_irq(u32 *vic_valid, int num) { int i; - int uart, irq; printk(KERN_DEBUG "%s: initialising interrupts\n", __func__); @@ -240,20 +63,13 @@ void __init s5pc1xx_init_irq(u32 *vic_valid, int num) /* add the timer sub-irqs */ - set_irq_chained_handler(IRQ_TIMER0, s3c_irq_demux_timer0); - set_irq_chained_handler(IRQ_TIMER1, s3c_irq_demux_timer1); - set_irq_chained_handler(IRQ_TIMER2, s3c_irq_demux_timer2); - set_irq_chained_handler(IRQ_TIMER3, s3c_irq_demux_timer3); - set_irq_chained_handler(IRQ_TIMER4, s3c_irq_demux_timer4); - - for (irq = IRQ_TIMER0; irq <= IRQ_TIMER4; irq++) { - set_irq_chip(irq, &s3c_irq_timer); - set_irq_handler(irq, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - } + s3c_init_vic_timer_irq(IRQ_TIMER0_VIC, IRQ_TIMER0); + s3c_init_vic_timer_irq(IRQ_TIMER1_VIC, IRQ_TIMER1); + s3c_init_vic_timer_irq(IRQ_TIMER2_VIC, IRQ_TIMER2); + s3c_init_vic_timer_irq(IRQ_TIMER3_VIC, IRQ_TIMER3); + s3c_init_vic_timer_irq(IRQ_TIMER4_VIC, IRQ_TIMER4); - for (uart = 0; uart < ARRAY_SIZE(uart_irqs); uart++) - s5pc1xx_uart_irq(&uart_irqs[uart]); + s3c_init_uart_irqs(uart_irqs, ARRAY_SIZE(uart_irqs)); } diff --git a/arch/arm/plat-s5pc1xx/s5pc100-clock.c b/arch/arm/plat-s5pc1xx/s5pc100-clock.c index b436d44510c8..2bf6c57a96a2 100644 --- a/arch/arm/plat-s5pc1xx/s5pc100-clock.c +++ b/arch/arm/plat-s5pc1xx/s5pc100-clock.c @@ -29,6 +29,7 @@ #include <plat/regs-clock.h> #include <plat/clock.h> +#include <plat/clock-clksrc.h> #include <plat/cpu.h> #include <plat/pll.h> #include <plat/devs.h> @@ -51,23 +52,6 @@ static struct clk clk_ext_xtal_mux = { #define clk_fout_mpll clk_mpll #define clk_vclk_54m clk_54m -struct clk_sources { - unsigned int nr_sources; - struct clk **sources; -}; - -struct clksrc_clk { - struct clk clk; - unsigned int mask; - unsigned int shift; - - struct clk_sources *sources; - - unsigned int divider_shift; - void __iomem *reg_divider; - void __iomem *reg_source; -}; - /* APLL */ static struct clk clk_fout_apll = { .name = "fout_apll", @@ -80,7 +64,7 @@ static struct clk *clk_src_apll_list[] = { [1] = &clk_fout_apll, }; -static struct clk_sources clk_src_apll = { +static struct clksrc_sources clk_src_apll = { .sources = clk_src_apll_list, .nr_sources = ARRAY_SIZE(clk_src_apll_list), }; @@ -90,10 +74,8 @@ static struct clksrc_clk clk_mout_apll = { .name = "mout_apll", .id = -1, }, - .shift = S5PC100_CLKSRC0_APLL_SHIFT, - .mask = S5PC100_CLKSRC0_APLL_MASK, .sources = &clk_src_apll, - .reg_source = S5PC100_CLKSRC0, + .reg_src = { .reg = S5PC100_CLKSRC0, .shift = 0, .size = 1, }, }; static unsigned long s5pc100_clk_dout_apll_get_rate(struct clk *clk) @@ -111,7 +93,9 @@ static struct clk clk_dout_apll = { .name = "dout_apll", .id = -1, .parent = &clk_mout_apll.clk, - .get_rate = s5pc100_clk_dout_apll_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_apll_get_rate, + }, }; static unsigned long s5pc100_clk_arm_get_rate(struct clk *clk) @@ -165,9 +149,11 @@ static struct clk clk_arm = { .name = "armclk", .id = -1, .parent = &clk_dout_apll, - .get_rate = s5pc100_clk_arm_get_rate, - .set_rate = s5pc100_clk_arm_set_rate, - .round_rate = s5pc100_clk_arm_round_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_arm_get_rate, + .set_rate = s5pc100_clk_arm_set_rate, + .round_rate = s5pc100_clk_arm_round_rate, + }, }; static unsigned long s5pc100_clk_dout_d0_bus_get_rate(struct clk *clk) @@ -185,7 +171,9 @@ static struct clk clk_dout_d0_bus = { .name = "dout_d0_bus", .id = -1, .parent = &clk_arm, - .get_rate = s5pc100_clk_dout_d0_bus_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_d0_bus_get_rate, + }, }; static unsigned long s5pc100_clk_dout_pclkd0_get_rate(struct clk *clk) @@ -203,7 +191,9 @@ static struct clk clk_dout_pclkd0 = { .name = "dout_pclkd0", .id = -1, .parent = &clk_dout_d0_bus, - .get_rate = s5pc100_clk_dout_pclkd0_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_pclkd0_get_rate, + }, }; static unsigned long s5pc100_clk_dout_apll2_get_rate(struct clk *clk) @@ -221,7 +211,9 @@ static struct clk clk_dout_apll2 = { .name = "dout_apll2", .id = -1, .parent = &clk_mout_apll.clk, - .get_rate = s5pc100_clk_dout_apll2_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_apll2_get_rate, + }, }; /* MPLL */ @@ -230,7 +222,7 @@ static struct clk *clk_src_mpll_list[] = { [1] = &clk_fout_mpll, }; -static struct clk_sources clk_src_mpll = { +static struct clksrc_sources clk_src_mpll = { .sources = clk_src_mpll_list, .nr_sources = ARRAY_SIZE(clk_src_mpll_list), }; @@ -240,10 +232,8 @@ static struct clksrc_clk clk_mout_mpll = { .name = "mout_mpll", .id = -1, }, - .shift = S5PC100_CLKSRC0_MPLL_SHIFT, - .mask = S5PC100_CLKSRC0_MPLL_MASK, .sources = &clk_src_mpll, - .reg_source = S5PC100_CLKSRC0, + .reg_src = { .reg = S5PC100_CLKSRC0, .shift = 4, .size = 1, }, }; static struct clk *clkset_am_list[] = { @@ -251,7 +241,7 @@ static struct clk *clkset_am_list[] = { [1] = &clk_dout_apll2, }; -static struct clk_sources clk_src_am = { +static struct clksrc_sources clk_src_am = { .sources = clkset_am_list, .nr_sources = ARRAY_SIZE(clkset_am_list), }; @@ -261,10 +251,8 @@ static struct clksrc_clk clk_mout_am = { .name = "mout_am", .id = -1, }, - .shift = S5PC100_CLKSRC0_AMMUX_SHIFT, - .mask = S5PC100_CLKSRC0_AMMUX_MASK, .sources = &clk_src_am, - .reg_source = S5PC100_CLKSRC0, + .reg_src = { .reg = S5PC100_CLKSRC0, .shift = 16, .size = 1, }, }; static unsigned long s5pc100_clk_dout_d1_bus_get_rate(struct clk *clk) @@ -284,7 +272,9 @@ static struct clk clk_dout_d1_bus = { .name = "dout_d1_bus", .id = -1, .parent = &clk_mout_am.clk, - .get_rate = s5pc100_clk_dout_d1_bus_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_d1_bus_get_rate, + }, }; static struct clk *clkset_onenand_list[] = { @@ -292,7 +282,7 @@ static struct clk *clkset_onenand_list[] = { [1] = &clk_dout_d1_bus, }; -static struct clk_sources clk_src_onenand = { +static struct clksrc_sources clk_src_onenand = { .sources = clkset_onenand_list, .nr_sources = ARRAY_SIZE(clkset_onenand_list), }; @@ -302,10 +292,8 @@ static struct clksrc_clk clk_mout_onenand = { .name = "mout_onenand", .id = -1, }, - .shift = S5PC100_CLKSRC0_ONENAND_SHIFT, - .mask = S5PC100_CLKSRC0_ONENAND_MASK, .sources = &clk_src_onenand, - .reg_source = S5PC100_CLKSRC0, + .reg_src = { .reg = S5PC100_CLKSRC0, .shift = 24, .size = 1, }, }; static unsigned long s5pc100_clk_dout_pclkd1_get_rate(struct clk *clk) @@ -325,7 +313,9 @@ static struct clk clk_dout_pclkd1 = { .name = "dout_pclkd1", .id = -1, .parent = &clk_dout_d1_bus, - .get_rate = s5pc100_clk_dout_pclkd1_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_pclkd1_get_rate, + }, }; static unsigned long s5pc100_clk_dout_mpll2_get_rate(struct clk *clk) @@ -345,7 +335,9 @@ static struct clk clk_dout_mpll2 = { .name = "dout_mpll2", .id = -1, .parent = &clk_mout_am.clk, - .get_rate = s5pc100_clk_dout_mpll2_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_mpll2_get_rate, + }, }; static unsigned long s5pc100_clk_dout_cam_get_rate(struct clk *clk) @@ -365,7 +357,9 @@ static struct clk clk_dout_cam = { .name = "dout_cam", .id = -1, .parent = &clk_dout_mpll2, - .get_rate = s5pc100_clk_dout_cam_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_cam_get_rate, + }, }; static unsigned long s5pc100_clk_dout_mpll_get_rate(struct clk *clk) @@ -385,7 +379,9 @@ static struct clk clk_dout_mpll = { .name = "dout_mpll", .id = -1, .parent = &clk_mout_am.clk, - .get_rate = s5pc100_clk_dout_mpll_get_rate, + .ops = &(struct clk_ops) { + .get_rate = s5pc100_clk_dout_mpll_get_rate, + }, }; /* EPLL */ @@ -399,7 +395,7 @@ static struct clk *clk_src_epll_list[] = { [1] = &clk_fout_epll, }; -static struct clk_sources clk_src_epll = { +static struct clksrc_sources clk_src_epll = { .sources = clk_src_epll_list, .nr_sources = ARRAY_SIZE(clk_src_epll_list), }; @@ -409,10 +405,8 @@ static struct clksrc_clk clk_mout_epll = { .name = "mout_epll", .id = -1, }, - .shift = S5PC100_CLKSRC0_EPLL_SHIFT, - .mask = S5PC100_CLKSRC0_EPLL_MASK, - .sources = &clk_src_epll, - .reg_source = S5PC100_CLKSRC0, + .sources = &clk_src_epll, + .reg_src = { .reg = S5PC100_CLKSRC0, .shift = 8, .size = 1, }, }; /* HPLL */ @@ -426,7 +420,7 @@ static struct clk *clk_src_hpll_list[] = { [1] = &clk_fout_hpll, }; -static struct clk_sources clk_src_hpll = { +static struct clksrc_sources clk_src_hpll = { .sources = clk_src_hpll_list, .nr_sources = ARRAY_SIZE(clk_src_hpll_list), }; @@ -436,10 +430,8 @@ static struct clksrc_clk clk_mout_hpll = { .name = "mout_hpll", .id = -1, }, - .shift = S5PC100_CLKSRC0_HPLL_SHIFT, - .mask = S5PC100_CLKSRC0_HPLL_MASK, - .sources = &clk_src_hpll, - .reg_source = S5PC100_CLKSRC0, + .sources = &clk_src_hpll, + .reg_src = { .reg = S5PC100_CLKSRC0, .shift = 12, .size = 1, }, }; /* Peripherals */ @@ -454,190 +446,6 @@ static struct clksrc_clk clk_mout_hpll = { * have a common parent divisor so are not included here. */ -static inline struct clksrc_clk *to_clksrc(struct clk *clk) -{ - return container_of(clk, struct clksrc_clk, clk); -} - -static unsigned long s5pc100_getrate_clksrc(struct clk *clk) -{ - struct clksrc_clk *sclk = to_clksrc(clk); - unsigned long rate = clk_get_rate(clk->parent); - u32 clkdiv = __raw_readl(sclk->reg_divider); - - clkdiv >>= sclk->divider_shift; - clkdiv &= 0xf; - clkdiv++; - - rate /= clkdiv; - return rate; -} - -static int s5pc100_setrate_clksrc(struct clk *clk, unsigned long rate) -{ - struct clksrc_clk *sclk = to_clksrc(clk); - void __iomem *reg = sclk->reg_divider; - unsigned int div; - u32 val; - - rate = clk_round_rate(clk, rate); - div = clk_get_rate(clk->parent) / rate; - if (div > 16) - return -EINVAL; - - val = __raw_readl(reg); - val &= ~(0xf << sclk->divider_shift); - val |= (div - 1) << sclk->divider_shift; - __raw_writel(val, reg); - - return 0; -} - -static int s5pc100_setparent_clksrc(struct clk *clk, struct clk *parent) -{ - struct clksrc_clk *sclk = to_clksrc(clk); - struct clk_sources *srcs = sclk->sources; - u32 clksrc = __raw_readl(sclk->reg_source); - int src_nr = -1; - int ptr; - - for (ptr = 0; ptr < srcs->nr_sources; ptr++) - if (srcs->sources[ptr] == parent) { - src_nr = ptr; - break; - } - - if (src_nr >= 0) { - clksrc &= ~sclk->mask; - clksrc |= src_nr << sclk->shift; - - __raw_writel(clksrc, sclk->reg_source); - return 0; - } - - return -EINVAL; -} - -static unsigned long s5pc100_roundrate_clksrc(struct clk *clk, - unsigned long rate) -{ - unsigned long parent_rate = clk_get_rate(clk->parent); - int div; - - if (rate > parent_rate) - rate = parent_rate; - else { - div = rate / parent_rate; - - if (div == 0) - div = 1; - if (div > 16) - div = 16; - - rate = parent_rate / div; - } - - return rate; -} - -static struct clk *clkset_spi_list[] = { - &clk_mout_epll.clk, - &clk_dout_mpll2, - &clk_fin_epll, - &clk_mout_hpll.clk, -}; - -static struct clk_sources clkset_spi = { - .sources = clkset_spi_list, - .nr_sources = ARRAY_SIZE(clkset_spi_list), -}; - -static struct clksrc_clk clk_spi0 = { - .clk = { - .name = "spi_bus", - .id = 0, - .ctrlbit = S5PC100_CLKGATE_SCLK0_SPI0, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC1_SPI0_SHIFT, - .mask = S5PC100_CLKSRC1_SPI0_MASK, - .sources = &clkset_spi, - .divider_shift = S5PC100_CLKDIV2_SPI0_SHIFT, - .reg_divider = S5PC100_CLKDIV2, - .reg_source = S5PC100_CLKSRC1, -}; - -static struct clksrc_clk clk_spi1 = { - .clk = { - .name = "spi_bus", - .id = 1, - .ctrlbit = S5PC100_CLKGATE_SCLK0_SPI1, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC1_SPI1_SHIFT, - .mask = S5PC100_CLKSRC1_SPI1_MASK, - .sources = &clkset_spi, - .divider_shift = S5PC100_CLKDIV2_SPI1_SHIFT, - .reg_divider = S5PC100_CLKDIV2, - .reg_source = S5PC100_CLKSRC1, -}; - -static struct clksrc_clk clk_spi2 = { - .clk = { - .name = "spi_bus", - .id = 2, - .ctrlbit = S5PC100_CLKGATE_SCLK0_SPI2, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC1_SPI2_SHIFT, - .mask = S5PC100_CLKSRC1_SPI2_MASK, - .sources = &clkset_spi, - .divider_shift = S5PC100_CLKDIV2_SPI2_SHIFT, - .reg_divider = S5PC100_CLKDIV2, - .reg_source = S5PC100_CLKSRC1, -}; - -static struct clk *clkset_uart_list[] = { - &clk_mout_epll.clk, - &clk_dout_mpll, -}; - -static struct clk_sources clkset_uart = { - .sources = clkset_uart_list, - .nr_sources = ARRAY_SIZE(clkset_uart_list), -}; - -static struct clksrc_clk clk_uart_uclk1 = { - .clk = { - .name = "uclk1", - .id = -1, - .ctrlbit = S5PC100_CLKGATE_SCLK0_UART, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC1_UART_SHIFT, - .mask = S5PC100_CLKSRC1_UART_MASK, - .sources = &clkset_uart, - .divider_shift = S5PC100_CLKDIV2_UART_SHIFT, - .reg_divider = S5PC100_CLKDIV2, - .reg_source = S5PC100_CLKSRC1, -}; - static struct clk clk_iis_cd0 = { .name = "iis_cdclk0", .id = -1, @@ -672,28 +480,31 @@ static struct clk *clkset_audio0_list[] = { &clk_mout_hpll.clk, }; -static struct clk_sources clkset_audio0 = { +static struct clksrc_sources clkset_audio0 = { .sources = clkset_audio0_list, .nr_sources = ARRAY_SIZE(clkset_audio0_list), }; -static struct clksrc_clk clk_audio0 = { - .clk = { - .name = "audio-bus", - .id = 0, - .ctrlbit = S5PC100_CLKGATE_SCLK1_AUDIO0, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC3_AUDIO0_SHIFT, - .mask = S5PC100_CLKSRC3_AUDIO0_MASK, - .sources = &clkset_audio0, - .divider_shift = S5PC100_CLKDIV4_AUDIO0_SHIFT, - .reg_divider = S5PC100_CLKDIV4, - .reg_source = S5PC100_CLKSRC3, +static struct clk *clkset_spi_list[] = { + &clk_mout_epll.clk, + &clk_dout_mpll2, + &clk_fin_epll, + &clk_mout_hpll.clk, +}; + +static struct clksrc_sources clkset_spi = { + .sources = clkset_spi_list, + .nr_sources = ARRAY_SIZE(clkset_spi_list), +}; + +static struct clk *clkset_uart_list[] = { + &clk_mout_epll.clk, + &clk_dout_mpll, +}; + +static struct clksrc_sources clkset_uart = { + .sources = clkset_uart_list, + .nr_sources = ARRAY_SIZE(clkset_uart_list), }; static struct clk *clkset_audio1_list[] = { @@ -705,30 +516,11 @@ static struct clk *clkset_audio1_list[] = { &clk_mout_hpll.clk, }; -static struct clk_sources clkset_audio1 = { +static struct clksrc_sources clkset_audio1 = { .sources = clkset_audio1_list, .nr_sources = ARRAY_SIZE(clkset_audio1_list), }; -static struct clksrc_clk clk_audio1 = { - .clk = { - .name = "audio-bus", - .id = 1, - .ctrlbit = S5PC100_CLKGATE_SCLK1_AUDIO1, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC3_AUDIO1_SHIFT, - .mask = S5PC100_CLKSRC3_AUDIO1_MASK, - .sources = &clkset_audio1, - .divider_shift = S5PC100_CLKDIV4_AUDIO1_SHIFT, - .reg_divider = S5PC100_CLKDIV4, - .reg_source = S5PC100_CLKSRC3, -}; - static struct clk *clkset_audio2_list[] = { &clk_mout_epll.clk, &clk_dout_mpll, @@ -737,52 +529,56 @@ static struct clk *clkset_audio2_list[] = { &clk_mout_hpll.clk, }; -static struct clk_sources clkset_audio2 = { +static struct clksrc_sources clkset_audio2 = { .sources = clkset_audio2_list, .nr_sources = ARRAY_SIZE(clkset_audio2_list), }; -static struct clksrc_clk clk_audio2 = { - .clk = { - .name = "audio-bus", - .id = 2, - .ctrlbit = S5PC100_CLKGATE_SCLK1_AUDIO2, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, +static struct clksrc_clk clksrc_audio[] = { + { + .clk = { + .name = "audio-bus", + .id = 0, + .ctrlbit = S5PC100_CLKGATE_SCLK1_AUDIO0, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_audio0, + .reg_div = { .reg = S5PC100_CLKDIV4, .shift = 12, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC3, .shift = 12, .size = 3, }, + }, { + .clk = { + .name = "audio-bus", + .id = 1, + .ctrlbit = S5PC100_CLKGATE_SCLK1_AUDIO1, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_audio1, + .reg_div = { .reg = S5PC100_CLKDIV4, .shift = 16, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC3, .shift = 16, .size = 3, }, + }, { + .clk = { + .name = "audio-bus", + .id = 2, + .ctrlbit = S5PC100_CLKGATE_SCLK1_AUDIO2, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_audio2, + .reg_div = { .reg = S5PC100_CLKDIV4, .shift = 20, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC3, .shift = 20, .size = 3, }, }, - .shift = S5PC100_CLKSRC3_AUDIO2_SHIFT, - .mask = S5PC100_CLKSRC3_AUDIO2_MASK, - .sources = &clkset_audio2, - .divider_shift = S5PC100_CLKDIV4_AUDIO2_SHIFT, - .reg_divider = S5PC100_CLKDIV4, - .reg_source = S5PC100_CLKSRC3, }; static struct clk *clkset_spdif_list[] = { - &clk_audio0.clk, - &clk_audio1.clk, - &clk_audio2.clk, + &clksrc_audio[0].clk, + &clksrc_audio[1].clk, + &clksrc_audio[2].clk, }; -static struct clk_sources clkset_spdif = { +static struct clksrc_sources clkset_spdif = { .sources = clkset_spdif_list, .nr_sources = ARRAY_SIZE(clkset_spdif_list), }; -static struct clksrc_clk clk_spdif = { - .clk = { - .name = "spdif", - .id = -1, - }, - .shift = S5PC100_CLKSRC3_SPDIF_SHIFT, - .mask = S5PC100_CLKSRC3_SPDIF_MASK, - .sources = &clkset_spdif, - .reg_source = S5PC100_CLKSRC3, -}; - static struct clk *clkset_lcd_fimc_list[] = { &clk_mout_epll.clk, &clk_dout_mpll, @@ -790,87 +586,11 @@ static struct clk *clkset_lcd_fimc_list[] = { &clk_vclk_54m, }; -static struct clk_sources clkset_lcd_fimc = { +static struct clksrc_sources clkset_lcd_fimc = { .sources = clkset_lcd_fimc_list, .nr_sources = ARRAY_SIZE(clkset_lcd_fimc_list), }; -static struct clksrc_clk clk_lcd = { - .clk = { - .name = "lcd", - .id = -1, - .ctrlbit = S5PC100_CLKGATE_SCLK1_LCD, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_LCD_SHIFT, - .mask = S5PC100_CLKSRC2_LCD_MASK, - .sources = &clkset_lcd_fimc, - .divider_shift = S5PC100_CLKDIV3_LCD_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - -static struct clksrc_clk clk_fimc0 = { - .clk = { - .name = "fimc", - .id = 0, - .ctrlbit = S5PC100_CLKGATE_SCLK1_FIMC0, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_FIMC0_SHIFT, - .mask = S5PC100_CLKSRC2_FIMC0_MASK, - .sources = &clkset_lcd_fimc, - .divider_shift = S5PC100_CLKDIV3_FIMC0_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - -static struct clksrc_clk clk_fimc1 = { - .clk = { - .name = "fimc", - .id = 1, - .ctrlbit = S5PC100_CLKGATE_SCLK1_FIMC1, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_FIMC1_SHIFT, - .mask = S5PC100_CLKSRC2_FIMC1_MASK, - .sources = &clkset_lcd_fimc, - .divider_shift = S5PC100_CLKDIV3_FIMC1_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - -static struct clksrc_clk clk_fimc2 = { - .clk = { - .name = "fimc", - .id = 2, - .ctrlbit = S5PC100_CLKGATE_SCLK1_FIMC2, - .enable = s5pc100_sclk1_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_FIMC2_SHIFT, - .mask = S5PC100_CLKSRC2_FIMC2_MASK, - .sources = &clkset_lcd_fimc, - .divider_shift = S5PC100_CLKDIV3_FIMC2_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - static struct clk *clkset_mmc_list[] = { &clk_mout_epll.clk, &clk_dout_mpll, @@ -878,69 +598,11 @@ static struct clk *clkset_mmc_list[] = { &clk_mout_hpll.clk , }; -static struct clk_sources clkset_mmc = { +static struct clksrc_sources clkset_mmc = { .sources = clkset_mmc_list, .nr_sources = ARRAY_SIZE(clkset_mmc_list), }; -static struct clksrc_clk clk_mmc0 = { - .clk = { - .name = "mmc_bus", - .id = 0, - .ctrlbit = S5PC100_CLKGATE_SCLK0_MMC0, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_MMC0_SHIFT, - .mask = S5PC100_CLKSRC2_MMC0_MASK, - .sources = &clkset_mmc, - .divider_shift = S5PC100_CLKDIV3_MMC0_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - -static struct clksrc_clk clk_mmc1 = { - .clk = { - .name = "mmc_bus", - .id = 1, - .ctrlbit = S5PC100_CLKGATE_SCLK0_MMC1, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_MMC1_SHIFT, - .mask = S5PC100_CLKSRC2_MMC1_MASK, - .sources = &clkset_mmc, - .divider_shift = S5PC100_CLKDIV3_MMC1_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - -static struct clksrc_clk clk_mmc2 = { - .clk = { - .name = "mmc_bus", - .id = 2, - .ctrlbit = S5PC100_CLKGATE_SCLK0_MMC2, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC2_MMC2_SHIFT, - .mask = S5PC100_CLKSRC2_MMC2_MASK, - .sources = &clkset_mmc, - .divider_shift = S5PC100_CLKDIV3_MMC2_SHIFT, - .reg_divider = S5PC100_CLKDIV3, - .reg_source = S5PC100_CLKSRC2, -}; - - static struct clk *clkset_usbhost_list[] = { &clk_mout_epll.clk, &clk_dout_mpll, @@ -948,28 +610,141 @@ static struct clk *clkset_usbhost_list[] = { &clk_48m, }; -static struct clk_sources clkset_usbhost = { +static struct clksrc_sources clkset_usbhost = { .sources = clkset_usbhost_list, .nr_sources = ARRAY_SIZE(clkset_usbhost_list), }; -static struct clksrc_clk clk_usbhost = { - .clk = { - .name = "usbhost", - .id = -1, - .ctrlbit = S5PC100_CLKGATE_SCLK0_USBHOST, - .enable = s5pc100_sclk0_ctrl, - .set_parent = s5pc100_setparent_clksrc, - .get_rate = s5pc100_getrate_clksrc, - .set_rate = s5pc100_setrate_clksrc, - .round_rate = s5pc100_roundrate_clksrc, - }, - .shift = S5PC100_CLKSRC1_UHOST_SHIFT, - .mask = S5PC100_CLKSRC1_UHOST_MASK, - .sources = &clkset_usbhost, - .divider_shift = S5PC100_CLKDIV2_UHOST_SHIFT, - .reg_divider = S5PC100_CLKDIV2, - .reg_source = S5PC100_CLKSRC1, +static struct clksrc_clk clksrc_clks[] = { + { + .clk = { + .name = "spi_bus", + .id = 0, + .ctrlbit = S5PC100_CLKGATE_SCLK0_SPI0, + .enable = s5pc100_sclk0_ctrl, + + }, + .sources = &clkset_spi, + .reg_div = { .reg = S5PC100_CLKDIV2, .shift = 4, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC1, .shift = 4, .size = 2, }, + }, { + .clk = { + .name = "spi_bus", + .id = 1, + .ctrlbit = S5PC100_CLKGATE_SCLK0_SPI1, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_spi, + .reg_div = { .reg = S5PC100_CLKDIV2, .shift = 8, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC1, .shift = 8, .size = 2, }, + }, { + .clk = { + .name = "spi_bus", + .id = 2, + .ctrlbit = S5PC100_CLKGATE_SCLK0_SPI2, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_spi, + .reg_div = { .reg = S5PC100_CLKDIV2, .shift = 12, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC1, .shift = 12, .size = 2, }, + }, { + .clk = { + .name = "uclk1", + .id = -1, + .ctrlbit = S5PC100_CLKGATE_SCLK0_UART, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_uart, + .reg_div = { .reg = S5PC100_CLKDIV2, .shift = 0, .size = 3, }, + .reg_src = { .reg = S5PC100_CLKSRC1, .shift = 0, .size = 1, }, + }, { + .clk = { + .name = "spdif", + .id = -1, + }, + .sources = &clkset_spdif, + .reg_src = { .reg = S5PC100_CLKSRC3, .shift = 24, .size = 2, }, + }, { + .clk = { + .name = "lcd", + .id = -1, + .ctrlbit = S5PC100_CLKGATE_SCLK1_LCD, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_lcd_fimc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 12, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 12, .size = 2, }, + }, { + .clk = { + .name = "fimc", + .id = 0, + .ctrlbit = S5PC100_CLKGATE_SCLK1_FIMC0, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_lcd_fimc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 16, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 16, .size = 2, }, + }, { + .clk = { + .name = "fimc", + .id = 1, + .ctrlbit = S5PC100_CLKGATE_SCLK1_FIMC1, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_lcd_fimc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 20, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 20, .size = 2, }, + }, { + .clk = { + .name = "fimc", + .id = 2, + .ctrlbit = S5PC100_CLKGATE_SCLK1_FIMC2, + .enable = s5pc100_sclk1_ctrl, + }, + .sources = &clkset_lcd_fimc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 24, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 24, .size = 2, }, + }, { + .clk = { + .name = "mmc_bus", + .id = 0, + .ctrlbit = S5PC100_CLKGATE_SCLK0_MMC0, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_mmc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 0, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 0, .size = 2, }, + }, { + .clk = { + .name = "mmc_bus", + .id = 1, + .ctrlbit = S5PC100_CLKGATE_SCLK0_MMC1, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_mmc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 4, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 4, .size = 2, }, + }, { + .clk = { + .name = "mmc_bus", + .id = 2, + .ctrlbit = S5PC100_CLKGATE_SCLK0_MMC2, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_mmc, + .reg_div = { .reg = S5PC100_CLKDIV3, .shift = 8, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC2, .shift = 8, .size = 2, }, + }, { + .clk = { + .name = "usbhost", + .id = -1, + .ctrlbit = S5PC100_CLKGATE_SCLK0_USBHOST, + .enable = s5pc100_sclk0_ctrl, + }, + .sources = &clkset_usbhost, + .reg_div = { .reg = S5PC100_CLKDIV2, .shift = 20, .size = 4, }, + .reg_src = { .reg = S5PC100_CLKSRC1, .shift = 20, .size = 2, }, + } }; /* Clock initialisation code */ @@ -981,45 +756,8 @@ static struct clksrc_clk *init_parents[] = { &clk_mout_onenand, &clk_mout_epll, &clk_mout_hpll, - &clk_spi0, - &clk_spi1, - &clk_spi2, - &clk_uart_uclk1, - &clk_audio0, - &clk_audio1, - &clk_audio2, - &clk_spdif, - &clk_lcd, - &clk_fimc0, - &clk_fimc1, - &clk_fimc2, - &clk_mmc0, - &clk_mmc1, - &clk_mmc2, - &clk_usbhost, }; -static void __init_or_cpufreq s5pc100_set_clksrc(struct clksrc_clk *clk) -{ - struct clk_sources *srcs = clk->sources; - u32 clksrc = __raw_readl(clk->reg_source); - - clksrc &= clk->mask; - clksrc >>= clk->shift; - - if (clksrc > srcs->nr_sources || !srcs->sources[clksrc]) { - printk(KERN_ERR "%s: bad source %d\n", - clk->clk.name, clksrc); - return; - } - - clk->clk.parent = srcs->sources[clksrc]; - - printk(KERN_INFO "%s: source is %s (%d), rate is %ld.%03ld MHz\n", - clk->clk.name, clk->clk.parent->name, clksrc, - print_mhz(clk_get_rate(&clk->clk))); -} - #define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1) void __init_or_cpufreq s5pc100_setup_clocks(void) @@ -1083,17 +821,25 @@ void __init_or_cpufreq s5pc100_setup_clocks(void) clk_f.rate = armclk; for (ptr = 0; ptr < ARRAY_SIZE(init_parents); ptr++) - s5pc100_set_clksrc(init_parents[ptr]); + s3c_set_clksrc(init_parents[ptr], true); + + for (ptr = 0; ptr < ARRAY_SIZE(clksrc_audio); ptr++) + s3c_set_clksrc(clksrc_audio + ptr, true); + + for (ptr = 0; ptr < ARRAY_SIZE(clksrc_clks); ptr++) + s3c_set_clksrc(clksrc_clks + ptr, true); } static struct clk *clks[] __initdata = { &clk_ext_xtal_mux, - &clk_mout_apll.clk, &clk_dout_apll, &clk_dout_d0_bus, &clk_dout_pclkd0, &clk_dout_apll2, + &clk_mout_apll.clk, &clk_mout_mpll.clk, + &clk_mout_epll.clk, + &clk_mout_hpll.clk, &clk_mout_am.clk, &clk_dout_d1_bus, &clk_mout_onenand.clk, @@ -1101,29 +847,12 @@ static struct clk *clks[] __initdata = { &clk_dout_mpll2, &clk_dout_cam, &clk_dout_mpll, - &clk_mout_epll.clk, &clk_fout_epll, &clk_iis_cd0, &clk_iis_cd1, &clk_iis_cd2, &clk_pcm_cd0, &clk_pcm_cd1, - &clk_spi0.clk, - &clk_spi1.clk, - &clk_spi2.clk, - &clk_uart_uclk1.clk, - &clk_audio0.clk, - &clk_audio1.clk, - &clk_audio2.clk, - &clk_spdif.clk, - &clk_lcd.clk, - &clk_fimc0.clk, - &clk_fimc1.clk, - &clk_fimc2.clk, - &clk_mmc0.clk, - &clk_mmc1.clk, - &clk_mmc2.clk, - &clk_usbhost.clk, &clk_arm, }; @@ -1141,4 +870,7 @@ void __init s5pc100_register_clocks(void) clkp->name, ret); } } + + s3c_register_clksrc(clksrc_audio, ARRAY_SIZE(clksrc_audio)); + s3c_register_clksrc(clksrc_clks, ARRAY_SIZE(clksrc_clks)); } |