diff options
62 files changed, 1835 insertions, 1370 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 1ad6fb6c094..5ef81367a8e 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -727,6 +727,7 @@ config ARCH_S3C64XX select ARM_VIC select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM + select COMMON_CLK select CPU_V6 select GENERIC_CLOCKEVENTS select GPIO_SAMSUNG @@ -740,7 +741,6 @@ config ARCH_S3C64XX select S3C_DEV_NAND select S3C_GPIO_TRACK select SAMSUNG_ATAGS - select SAMSUNG_CLKSRC select SAMSUNG_GPIOLIB_4BIT select SAMSUNG_WDT_RESET select USB_ARCH_HAS_OHCI diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi new file mode 100644 index 00000000000..46b82aa7dc4 --- /dev/null +++ b/arch/arm/boot/dts/r7s72100.dtsi @@ -0,0 +1,36 @@ +/* + * Device Tree Source for the r7s72100 SoC + * + * Copyright (C) 2013 Renesas Solutions Corp. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/ { + compatible = "renesas,r7s72100"; + interrupt-parent = <&gic>; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0>; + }; + }; + + gic: interrupt-controller@e8201000 { + compatible = "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0xe8201000 0x1000>, + <0xe8202000 0x1000>; + }; +}; diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi new file mode 100644 index 00000000000..bbed43bd9be --- /dev/null +++ b/arch/arm/boot/dts/r8a7791.dtsi @@ -0,0 +1,41 @@ +/* + * Device Tree Source for the r8a7791 SoC + * + * Copyright (C) 2013 Renesas Electronics Corporation + * Copyright (C) 2013 Renesas Solutions Corp. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/ { + compatible = "renesas,r8a7791"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a15"; + reg = <0>; + clock-frequency = <1300000000>; + }; + }; + + gic: interrupt-controller@f1001000 { + compatible = "arm,cortex-a15-gic"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0 0xf1001000 0 0x1000>, + <0 0xf1002000 0 0x1000>, + <0 0xf1004000 0 0x2000>, + <0 0xf1006000 0 0x2000>; + interrupts = <1 9 0xf04>; + }; +}; diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index c4bdc0a1c36..30a44e2df47 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -74,7 +74,7 @@ static int da830_evm_usb_ocic_notify(da8xx_ocic_handler_t handler) if (handler != NULL) { da830_evm_usb_ocic_handler = handler; - error = request_irq(irq, da830_evm_usb_ocic_irq, IRQF_DISABLED | + error = request_irq(irq, da830_evm_usb_ocic_irq, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "OHCI over-current indicator", NULL); if (error) diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index ab98c75cabb..e0de2da41b5 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -211,7 +211,7 @@ static int hawk_usb_ocic_notify(da8xx_ocic_handler_t handler) hawk_usb_ocic_handler = handler; error = request_irq(irq, omapl138_hawk_usb_ocic_irq, - IRQF_DISABLED | IRQF_TRIGGER_RISING | + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "OHCI over-current indicator", NULL); if (error) diff --git a/arch/arm/mach-davinci/time.c b/arch/arm/mach-davinci/time.c index 7a55b5c9597..e7ada0ca72e 100644 --- a/arch/arm/mach-davinci/time.c +++ b/arch/arm/mach-davinci/time.c @@ -181,7 +181,7 @@ static struct timer_s timers[] = { .name = "clockevent", .opts = TIMER_OPTS_DISABLED, .irqaction = { - .flags = IRQF_DISABLED | IRQF_TIMER, + .flags = IRQF_TIMER, .handler = timer_interrupt, } }, @@ -190,7 +190,7 @@ static struct timer_s timers[] = { .period = ~0, .opts = TIMER_OPTS_PERIODIC, .irqaction = { - .flags = IRQF_DISABLED | IRQF_TIMER, + .flags = IRQF_TIMER, .handler = freerun_interrupt, } }, diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile index 31d0c910127..645a8fe55f8 100644 --- a/arch/arm/mach-s3c64xx/Makefile +++ b/arch/arm/mach-s3c64xx/Makefile @@ -12,7 +12,7 @@ obj- := # Core -obj-y += common.o clock.o +obj-y += common.o # Core support diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c deleted file mode 100644 index c1bcc4a6d3a..00000000000 --- a/arch/arm/mach-s3c64xx/clock.c +++ /dev/null @@ -1,1007 +0,0 @@ -/* linux/arch/arm/plat-s3c64xx/clock.c - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * S3C64XX Base clock 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. -*/ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/clk.h> -#include <linux/err.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <mach/map.h> - -#include <mach/regs-clock.h> - -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/cpu-freq.h> -#include <plat/clock.h> -#include <plat/clock-clksrc.h> -#include <plat/pll.h> - -#include "regs-sys.h" - -/* fin_apll, fin_mpll and fin_epll are all the same clock, which we call - * ext_xtal_mux for want of an actual name from the manual. -*/ - -static struct clk clk_ext_xtal_mux = { - .name = "ext_xtal", -}; - -#define clk_fin_apll clk_ext_xtal_mux -#define clk_fin_mpll clk_ext_xtal_mux -#define clk_fin_epll clk_ext_xtal_mux - -#define clk_fout_mpll clk_mpll -#define clk_fout_epll clk_epll - -struct clk clk_h2 = { - .name = "hclk2", - .rate = 0, -}; - -struct clk clk_27m = { - .name = "clk_27m", - .rate = 27000000, -}; - -static int clk_48m_ctrl(struct clk *clk, int enable) -{ - unsigned long flags; - u32 val; - - /* can't rely on clock lock, this register has other usages */ - local_irq_save(flags); - - val = __raw_readl(S3C64XX_OTHERS); - if (enable) - val |= S3C64XX_OTHERS_USBMASK; - else - val &= ~S3C64XX_OTHERS_USBMASK; - - __raw_writel(val, S3C64XX_OTHERS); - local_irq_restore(flags); - - return 0; -} - -struct clk clk_48m = { - .name = "clk_48m", - .rate = 48000000, - .enable = clk_48m_ctrl, -}; - -struct clk clk_xusbxti = { - .name = "xusbxti", - .rate = 48000000, -}; - -static int inline s3c64xx_gate(void __iomem *reg, - struct clk *clk, - int enable) -{ - unsigned int ctrlbit = clk->ctrlbit; - u32 con; - - con = __raw_readl(reg); - - if (enable) - con |= ctrlbit; - else - con &= ~ctrlbit; - - __raw_writel(con, reg); - return 0; -} - -static int s3c64xx_pclk_ctrl(struct clk *clk, int enable) -{ - return s3c64xx_gate(S3C_PCLK_GATE, clk, enable); -} - -static int s3c64xx_hclk_ctrl(struct clk *clk, int enable) -{ - return s3c64xx_gate(S3C_HCLK_GATE, clk, enable); -} - -int s3c64xx_sclk_ctrl(struct clk *clk, int enable) -{ - return s3c64xx_gate(S3C_SCLK_GATE, clk, enable); -} - -static struct clk init_clocks_off[] = { - { - .name = "nand", - .parent = &clk_h, - }, { - .name = "rtc", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_RTC, - }, { - .name = "adc", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_TSADC, - }, { - .name = "i2c", - .devname = "s3c2440-i2c.0", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_IIC, - }, { - .name = "i2c", - .devname = "s3c2440-i2c.1", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C6410_CLKCON_PCLK_I2C1, - }, { - .name = "keypad", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_KEYPAD, - }, { - .name = "spi", - .devname = "s3c6410-spi.0", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_SPI0, - }, { - .name = "spi", - .devname = "s3c6410-spi.1", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_SPI1, - }, { - .name = "48m", - .devname = "s3c-sdhci.0", - .parent = &clk_48m, - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_MMC0_48, - }, { - .name = "48m", - .devname = "s3c-sdhci.1", - .parent = &clk_48m, - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_MMC1_48, - }, { - .name = "48m", - .devname = "s3c-sdhci.2", - .parent = &clk_48m, - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_MMC2_48, - }, { - .name = "ac97", - .parent = &clk_p, - .ctrlbit = S3C_CLKCON_PCLK_AC97, - }, { - .name = "cfcon", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_IHOST, - }, { - .name = "dma0", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_DMA0, - }, { - .name = "dma1", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_DMA1, - }, { - .name = "3dse", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_3DSE, - }, { - .name = "hclk_secur", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_SECUR, - }, { - .name = "sdma1", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_SDMA1, - }, { - .name = "sdma0", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_SDMA0, - }, { - .name = "hclk_jpeg", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_JPEG, - }, { - .name = "camif", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_CAMIF, - }, { - .name = "hclk_scaler", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_SCALER, - }, { - .name = "2d", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_2D, - }, { - .name = "tv", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_TV, - }, { - .name = "post0", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_POST0, - }, { - .name = "rot", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_ROT, - }, { - .name = "hclk_mfc", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_MFC, - }, { - .name = "pclk_mfc", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_MFC, - }, { - .name = "dac27", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_DAC27, - }, { - .name = "tv27", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_TV27, - }, { - .name = "scaler27", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_SCALER27, - }, { - .name = "sclk_scaler", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_SCALER, - }, { - .name = "post0_27", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_POST0_27, - }, { - .name = "secur", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_SECUR, - }, { - .name = "sclk_mfc", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_MFC, - }, { - .name = "sclk_jpeg", - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_JPEG, - }, -}; - -static struct clk clk_48m_spi0 = { - .name = "spi_48m", - .devname = "s3c6410-spi.0", - .parent = &clk_48m, - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_SPI0_48, -}; - -static struct clk clk_48m_spi1 = { - .name = "spi_48m", - .devname = "s3c6410-spi.1", - .parent = &clk_48m, - .enable = s3c64xx_sclk_ctrl, - .ctrlbit = S3C_CLKCON_SCLK_SPI1_48, -}; - -static struct clk clk_i2s0 = { - .name = "iis", - .devname = "samsung-i2s.0", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_IIS0, -}; - -static struct clk clk_i2s1 = { - .name = "iis", - .devname = "samsung-i2s.1", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_IIS1, -}; - -#ifdef CONFIG_CPU_S3C6410 -static struct clk clk_i2s2 = { - .name = "iis", - .devname = "samsung-i2s.2", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C6410_CLKCON_PCLK_IIS2, -}; -#endif - -static struct clk init_clocks[] = { - { - .name = "lcd", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_LCD, - }, { - .name = "gpio", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_GPIO, - }, { - .name = "usb-host", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_UHOST, - }, { - .name = "otg", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_USB, - }, { - .name = "timers", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_PWM, - }, { - .name = "uart", - .devname = "s3c6400-uart.0", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_UART0, - }, { - .name = "uart", - .devname = "s3c6400-uart.1", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_UART1, - }, { - .name = "uart", - .devname = "s3c6400-uart.2", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_UART2, - }, { - .name = "uart", - .devname = "s3c6400-uart.3", - .parent = &clk_p, - .enable = s3c64xx_pclk_ctrl, - .ctrlbit = S3C_CLKCON_PCLK_UART3, - }, { - .name = "watchdog", - .parent = &clk_p, - .ctrlbit = S3C_CLKCON_PCLK_WDT, - }, -}; - -static struct clk clk_hsmmc0 = { - .name = "hsmmc", - .devname = "s3c-sdhci.0", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_HSMMC0, -}; - -static struct clk clk_hsmmc1 = { - .name = "hsmmc", - .devname = "s3c-sdhci.1", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_HSMMC1, -}; - -static struct clk clk_hsmmc2 = { - .name = "hsmmc", - .devname = "s3c-sdhci.2", - .parent = &clk_h, - .enable = s3c64xx_hclk_ctrl, - .ctrlbit = S3C_CLKCON_HCLK_HSMMC2, -}; - -static struct clk clk_fout_apll = { - .name = "fout_apll", -}; - -static struct clk *clk_src_apll_list[] = { - [0] = &clk_fin_apll, - [1] = &clk_fout_apll, -}; - -static struct clksrc_sources clk_src_apll = { - .sources = clk_src_apll_list, - .nr_sources = ARRAY_SIZE(clk_src_apll_list), -}; - -static struct clksrc_clk clk_mout_apll = { - .clk = { - .name = "mout_apll", - }, - .reg_src = { .reg = S3C_CLK_SRC, .shift = 0, .size = 1 }, - .sources = &clk_src_apll, -}; - -static struct clk *clk_src_epll_list[] = { - [0] = &clk_fin_epll, - [1] = &clk_fout_epll, -}; - -static struct clksrc_sources clk_src_epll = { - .sources = clk_src_epll_list, - .nr_sources = ARRAY_SIZE(clk_src_epll_list), -}; - -static struct clksrc_clk clk_mout_epll = { - .clk = { - .name = "mout_epll", - }, - .reg_src = { .reg = S3C_CLK_SRC, .shift = 2, .size = 1 }, - .sources = &clk_src_epll, -}; - -static struct clk *clk_src_mpll_list[] = { - [0] = &clk_fin_mpll, - [1] = &clk_fout_mpll, -}; - -s |