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Commit c4763215 authored by Linus Torvalds's avatar Linus Torvalds
Browse files
Pull ARM Exynos fixes from Olof Johansson:
 "Here's a shorter set of fixes for 3.10, all for Samsung Exynos
  platforms.

  It also includes a defconfig update so that exynos_defconfig provides
  a meaningful set of drivers to boot an unmodified kernel on the
  Samsung ARM-based Chromebooks."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: exynos: defconfig update
  ARM: SAMSUNG: Add names to fimd0 IRQ resources
  ARM: EXYNOS: fix software reset logic for EXYNOS5440 SOC
  ARM: EXYNOS: Fix support of Exynos4210 rev0 SoC
  ARM: dts: Enabling samsung-usb2phy driver for exynos5250
parents 58f8bbd2 da9d0fbf
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+15 −0
Original line number Diff line number Diff line
@@ -497,6 +497,21 @@
		clock-names = "usbhost";
	};

	usbphy@12130000 {
		compatible = "samsung,exynos5250-usb2phy";
		reg = <0x12130000 0x100>;
		clocks = <&clock 1>, <&clock 285>;
		clock-names = "ext_xtal", "usbhost";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		usbphy-sys {
			reg = <0x10040704 0x8>,
			      <0x10050230 0x4>;
		};
	};

	amba {
		#address-cells = <1>;
		#size-cells = <1>;
+46 −8
Original line number Diff line number Diff line
CONFIG_EXPERIMENTAL=y
CONFIG_SYSVIPC=y
CONFIG_NO_HZ=y
CONFIG_HIGH_RES_TIMERS=y
CONFIG_BLK_DEV_INITRD=y
@@ -7,17 +7,18 @@ CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
# CONFIG_BLK_DEV_BSG is not set
CONFIG_PARTITION_ADVANCED=y
CONFIG_EFI_PARTITION=y
CONFIG_ARCH_EXYNOS=y
CONFIG_S3C_LOWLEVEL_UART_PORT=1
CONFIG_S3C_LOWLEVEL_UART_PORT=3
CONFIG_S3C24XX_PWM=y
CONFIG_ARCH_EXYNOS5=y
CONFIG_MACH_EXYNOS4_DT=y
CONFIG_MACH_EXYNOS5_DT=y
CONFIG_SMP=y
CONFIG_NR_CPUS=2
CONFIG_PREEMPT=y
CONFIG_AEABI=y
CONFIG_HIGHMEM=y
CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
CONFIG_CMDLINE="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc mem=256M"
@@ -30,35 +31,58 @@ CONFIG_NET_KEY=y
CONFIG_INET=y
CONFIG_RFKILL_REGULATOR=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
CONFIG_PROC_DEVICETREE=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_CRYPTOLOOP=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=8192
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_CHR_DEV_SG=y
CONFIG_MD=y
CONFIG_BLK_DEV_DM=y
CONFIG_DM_CRYPT=m
CONFIG_NETDEVICES=y
CONFIG_SMSC911X=y
CONFIG_USB_USBNET=y
CONFIG_USB_NET_SMSC75XX=y
CONFIG_USB_NET_SMSC95XX=y
CONFIG_INPUT_EVDEV=y
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
CONFIG_KEYBOARD_CROS_EC=y
# CONFIG_MOUSE_PS2 is not set
CONFIG_MOUSE_CYAPA=y
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_SAMSUNG=y
CONFIG_SERIAL_SAMSUNG_CONSOLE=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_HW_RANDOM=y
CONFIG_TCG_TPM=y
CONFIG_TCG_TIS_I2C_INFINEON=y
CONFIG_I2C=y
CONFIG_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_I2C_S3C2410=y
CONFIG_DEBUG_GPIO=y
# CONFIG_HWMON is not set
CONFIG_MFD_CROS_EC=y
CONFIG_MFD_CROS_EC_I2C=y
CONFIG_MFD_MAX77686=y
CONFIG_MFD_MAX8997=y
CONFIG_MFD_SEC_CORE=y
CONFIG_MFD_TPS65090=y
CONFIG_REGULATOR=y
CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_REGULATOR_GPIO=y
CONFIG_REGULATOR_MAX8997=y
CONFIG_REGULATOR_MAX77686=y
CONFIG_REGULATOR_S5M8767=y
CONFIG_REGULATOR_TPS65090=y
CONFIG_FB=y
CONFIG_FB_MODE_HELPERS=y
CONFIG_FB_SIMPLE=y
CONFIG_EXYNOS_VIDEO=y
CONFIG_EXYNOS_MIPI_DSI=y
CONFIG_EXYNOS_DP=y
@@ -67,6 +91,20 @@ CONFIG_FONTS=y
CONFIG_FONT_7x14=y
CONFIG_LOGO=y
CONFIG_USB=y
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_S5P=y
CONFIG_USB_STORAGE=y
CONFIG_USB_DWC3=y
CONFIG_USB_PHY=y
CONFIG_SAMSUNG_USB2PHY=y
CONFIG_SAMSUNG_USB3PHY=y
CONFIG_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_S3C=y
CONFIG_MMC_DW=y
CONFIG_MMC_DW_IDMAC=y
CONFIG_MMC_DW_EXYNOS=y
CONFIG_COMMON_CLK_MAX77686=y
CONFIG_EXT2_FS=y
CONFIG_EXT3_FS=y
CONFIG_EXT4_FS=y
@@ -79,6 +117,7 @@ CONFIG_ROMFS_FS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_PRINTK_TIME=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DETECT_HUNG_TASK=y
@@ -87,6 +126,5 @@ CONFIG_DEBUG_SPINLOCK=y
CONFIG_DEBUG_MUTEXES=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_USER=y
CONFIG_DEBUG_LL=y
CONFIG_EARLY_PRINTK=y
CONFIG_CRYPTO_SHA256=y
CONFIG_CRC_CCITT=y
+2 −1
Original line number Diff line number Diff line
@@ -250,6 +250,7 @@ config MACH_ARMLEX4210
config MACH_UNIVERSAL_C210
	bool "Mobile UNIVERSAL_C210 Board"
	select CLKSRC_MMIO
	select CLKSRC_SAMSUNG_PWM
	select CPU_EXYNOS4210
	select EXYNOS4_SETUP_FIMC
	select EXYNOS4_SETUP_FIMD0
@@ -281,7 +282,6 @@ config MACH_UNIVERSAL_C210
	select S5P_DEV_TV
	select S5P_GPIO_INT
	select S5P_SETUP_MIPIPHY
	select SAMSUNG_HRT
	help
	  Machine support for Samsung Mobile Universal S5PC210 Reference
	  Board.
@@ -410,6 +410,7 @@ config MACH_EXYNOS4_DT
	depends on ARCH_EXYNOS4
	select ARM_AMBA
	select CLKSRC_OF
	select CLKSRC_SAMSUNG_PWM if CPU_EXYNOS4210
	select CPU_EXYNOS4210
	select KEYBOARD_SAMSUNG if INPUT_KEYBOARD
	select PINCTRL
+37 −2
Original line number Diff line number Diff line
@@ -10,12 +10,14 @@
 */

#include <linux/kernel.h>
#include <linux/bitops.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/irqchip.h>
#include <linux/io.h>
#include <linux/device.h>
#include <linux/gpio.h>
#include <clocksource/samsung_pwm.h>
#include <linux/sched.h>
#include <linux/serial_core.h>
#include <linux/of.h>
@@ -302,6 +304,13 @@ static struct map_desc exynos5440_iodesc0[] __initdata = {
	},
};

static struct samsung_pwm_variant exynos4_pwm_variant = {
	.bits		= 32,
	.div_base	= 0,
	.has_tint_cstat	= true,
	.tclk_mask	= 0,
};

void exynos4_restart(char mode, const char *cmd)
{
	__raw_writel(0x1, S5P_SWRESET);
@@ -317,9 +326,16 @@ void exynos5_restart(char mode, const char *cmd)
		val = 0x1;
		addr = EXYNOS_SWRESET;
	} else if (of_machine_is_compatible("samsung,exynos5440")) {
		u32 status;
		np = of_find_compatible_node(NULL, NULL, "samsung,exynos5440-clock");

		addr = of_iomap(np, 0) + 0xbc;
		status = __raw_readl(addr);

		addr = of_iomap(np, 0) + 0xcc;
		val = (0xfff << 20) | (0x1 << 16);
		val = __raw_readl(addr);

		val = (val & 0xffff0000) | (status & 0xffff);
	} else {
		pr_err("%s: cannot support non-DT\n", __func__);
		return;
@@ -442,8 +458,20 @@ static void __init exynos5440_map_io(void)
	iotable_init(exynos5440_iodesc0, ARRAY_SIZE(exynos5440_iodesc0));
}

void __init exynos_set_timer_source(u8 channels)
{
	exynos4_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1;
	exynos4_pwm_variant.output_mask &= ~channels;
}

void __init exynos_init_time(void)
{
	unsigned int timer_irqs[SAMSUNG_PWM_NUM] = {
		EXYNOS4_IRQ_TIMER0_VIC, EXYNOS4_IRQ_TIMER1_VIC,
		EXYNOS4_IRQ_TIMER2_VIC, EXYNOS4_IRQ_TIMER3_VIC,
		EXYNOS4_IRQ_TIMER4_VIC,
	};

	if (of_have_populated_dt()) {
#ifdef CONFIG_OF
		of_clk_init(NULL);
@@ -455,7 +483,14 @@ void __init exynos_init_time(void)
		exynos4_clk_init(NULL, !soc_is_exynos4210(), S5P_VA_CMU, readl(S5P_VA_CHIPID + 8) & 1);
		exynos4_clk_register_fixed_ext(xxti_f, xusbxti_f);
#endif
		mct_init(S5P_VA_SYSTIMER, EXYNOS4_IRQ_MCT_G0, EXYNOS4_IRQ_MCT_L0, EXYNOS4_IRQ_MCT_L1);
#ifdef CONFIG_CLKSRC_SAMSUNG_PWM
		if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_0)
			samsung_pwm_clocksource_init(S3C_VA_TIMER,
					timer_irqs, &exynos4_pwm_variant);
		else
#endif
			mct_init(S5P_VA_SYSTIMER, EXYNOS4_IRQ_MCT_G0,
					EXYNOS4_IRQ_MCT_L0, EXYNOS4_IRQ_MCT_L1);
	}
}

+2 −0
Original line number Diff line number Diff line
@@ -32,6 +32,8 @@ void exynos4_clk_register_fixed_ext(unsigned long, unsigned long);

void exynos_firmware_init(void);

void exynos_set_timer_source(u8 channels);

#ifdef CONFIG_PM_GENERIC_DOMAINS
int exynos_pm_late_initcall(void);
#else
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