# Keep at91 dtb files sorted alphabetically for each SoC
# rm9200
dtb-$(CONFIG_ARCH_AT91) += at91rm9200ek.dtb
+dtb-$(CONFIG_ARCH_AT91) += mpa1600.dtb
# sam9260
dtb-$(CONFIG_ARCH_AT91) += animeo_ip.dtb
dtb-$(CONFIG_ARCH_AT91) += aks-cdu.dtb
# sam9n12
dtb-$(CONFIG_ARCH_AT91) += at91sam9n12ek.dtb
# sam9x5
+dtb-$(CONFIG_ARCH_AT91) += at91-ariag25.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g15ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g25ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g35ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9x25ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9x35ek.dtb
+# sama5d3
+dtb-$(CONFIG_ARCH_AT91) += sama5d31ek.dtb
+dtb-$(CONFIG_ARCH_AT91) += sama5d33ek.dtb
+dtb-$(CONFIG_ARCH_AT91) += sama5d34ek.dtb
+dtb-$(CONFIG_ARCH_AT91) += sama5d35ek.dtb
dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb
dtb-$(CONFIG_ARCH_BCM) += bcm11351-brt.dtb
dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \
exynos4210-smdkv310.dtb \
exynos4210-trats.dtb \
+ exynos4210-universal_c210.dtb \
exynos4412-odroidx.dtb \
exynos4412-smdk4412.dtb \
exynos4412-origen.dtb \
exynos5250-arndale.dtb \
+ exynos5440-sd5v1.dtb \
exynos5250-smdk5250.dtb \
exynos5250-snow.dtb \
exynos5440-ssdk5440.dtb
dtb-$(CONFIG_ARCH_INTEGRATOR) += integratorap.dtb \
integratorcp.dtb
dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb
-dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-dns320.dtb \
+dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-cloudbox.dtb \
+ kirkwood-dns320.dtb \
kirkwood-dns325.dtb \
kirkwood-dockstar.dtb \
kirkwood-dreamplug.dtb \
kirkwood-lschlv2.dtb \
kirkwood-lsxhl.dtb \
kirkwood-mplcec4.dtb \
+ kirkwood-netgear_readynas_duo_v2.dtb \
kirkwood-ns2.dtb \
kirkwood-ns2lite.dtb \
kirkwood-ns2max.dtb \
imx25-karo-tx25.dtb \
imx25-pdk.dtb \
imx27-apf27.dtb \
+ imx27-apf27dev.dtb \
imx27-pdk.dtb \
+ imx27-phytec-phycore.dtb \
imx31-bug.dtb \
imx51-apf51.dtb \
+ imx51-apf51dev.dtb \
imx51-babbage.dtb \
imx53-ard.dtb \
imx53-evk.dtb \
imx53-mba53.dtb \
imx53-qsb.dtb \
imx53-smd.dtb \
+ imx6dl-sabreauto.dtb \
+ imx6dl-sabresd.dtb \
+ imx6dl-wandboard.dtb \
imx6q-arm2.dtb \
imx6q-sabreauto.dtb \
imx6q-sabrelite.dtb \
- imx6q-sabresd.dtb
+ imx6q-sabresd.dtb \
+ imx6q-sbc6x.dtb
dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
imx23-olinuxino.dtb \
imx23-stmp378x_devb.dtb \
imx28-tx28.dtb
dtb-$(CONFIG_ARCH_NOMADIK) += ste-nomadik-s8815.dtb
dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
+ omap3430-sdp.dtb \
omap3-beagle.dtb \
+ omap3-devkit8000.dtb \
omap3-beagle-xm.dtb \
omap3-evm.dtb \
omap3-tobi.dtb \
+ omap3-igep0020.dtb \
+ omap3-igep0030.dtb \
omap4-panda.dtb \
omap4-panda-a4.dtb \
omap4-panda-es.dtb \
ccu9540.dtb
dtb-$(CONFIG_ARCH_SHMOBILE) += emev2-kzm9d.dtb \
r8a7740-armadillo800eva.dtb \
+ r8a7778-bockw.dtb \
+ r8a7779-marzen-reference.dtb \
+ r8a7790-lager.dtb \
sh73a0-kzm9g.dtb \
+ sh73a0-kzm9g-reference.dtb \
+ r8a73a4-ape6evm.dtb \
sh7372-mackerel.dtb
dtb-$(CONFIG_ARCH_SOCFPGA) += socfpga_cyclone5.dtb \
socfpga_vt.dtb
tegra30-cardhu-a04.dtb \
tegra114-dalmore.dtb \
tegra114-pluto.dtb
+dtb-$(CONFIG_ARCH_VERSATILE) += versatile-ab.dtb \
+ versatile-pb.dtb
dtb-$(CONFIG_ARCH_VEXPRESS) += vexpress-v2p-ca5s.dtb \
vexpress-v2p-ca9.dtb \
vexpress-v2p-ca15-tc1.dtb \
i2c7 = &i2c_7;
};
+ chipid@10000000 {
+ compatible = "samsung,exynos4210-chipid";
+ reg = <0x10000000 0x100>;
+ };
+
pd_mfc: mfc-power-domain@10023C40 {
compatible = "samsung,exynos4210-pd";
reg = <0x10023C40 0x20>;
reg = <0x10440000 0x1000>;
};
+ sys_reg: sysreg {
+ compatible = "samsung,exynos4-sysreg", "syscon";
+ reg = <0x10010000 0x400>;
+ };
+
watchdog@10060000 {
compatible = "samsung,s3c2410-wdt";
reg = <0x10060000 0x100>;
interrupts = <0 58 0>;
clocks = <&clock 317>;
clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_bus>;
status = "disabled";
};
interrupts = <0 59 0>;
clocks = <&clock 318>;
clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_bus>;
status = "disabled";
};
#size-cells = <0>;
clocks = <&clock 327>, <&clock 159>;
clock-names = "spi", "spi_busclk0";
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_bus>;
status = "disabled";
};
#size-cells = <0>;
clocks = <&clock 328>, <&clock 160>;
clock-names = "spi", "spi_busclk0";
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi1_bus>;
status = "disabled";
};
#size-cells = <0>;
clocks = <&clock 329>, <&clock 161>;
clock-names = "spi", "spi_busclk0";
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi2_bus>;
status = "disabled";
};
+ pwm@139D0000 {
+ compatible = "samsung,exynos4210-pwm";
+ reg = <0x139D0000 0x1000>;
+ interrupts = <0 37 0>, <0 38 0>, <0 39 0>, <0 40 0>, <0 41 0>;
+ #pwm-cells = <2>;
+ status = "disabled";
+ };
+
amba {
#address-cells = <1>;
#size-cells = <1>;
#dma-requests = <1>;
};
};
+
+ fimd: fimd@11c00000 {
+ compatible = "samsung,exynos4210-fimd";
+ interrupt-parent = <&combiner>;
+ reg = <0x11c00000 0x20000>;
+ interrupt-names = "fifo", "vsync", "lcd_sys";
+ interrupts = <11 0>, <11 1>, <11 2>;
+ clocks = <&clock 140>, <&clock 283>;
+ clock-names = "sclk_fimd", "fimd";
+ samsung,power-domain = <&pd_lcd0>;
+ status = "disabled";
+ };
};
};
combiner:interrupt-controller@10440000 {
+ samsung,combiner-nr = <16>;
interrupts = <0 0 0>, <0 1 0>, <0 2 0>, <0 3 0>,
<0 4 0>, <0 5 0>, <0 6 0>, <0 7 0>,
<0 8 0>, <0 9 0>, <0 10 0>, <0 11 0>,
reg = <0x100C0000 0x100>;
interrupts = <2 4>;
};
+
+ g2d@12800000 {
+ compatible = "samsung,s5pv210-g2d";
+ reg = <0x12800000 0x1000>;
+ interrupts = <0 89 0>;
+ status = "disabled";
+ };
};
cpu-offset = <0x4000>;
};
+ interrupt-controller@10440000 {
+ samsung,combiner-nr = <20>;
+ interrupts = <0 0 0>, <0 1 0>, <0 2 0>, <0 3 0>,
+ <0 4 0>, <0 5 0>, <0 6 0>, <0 7 0>,
+ <0 8 0>, <0 9 0>, <0 10 0>, <0 11 0>,
+ <0 12 0>, <0 13 0>, <0 14 0>, <0 15 0>,
+ <0 107 0>, <0 108 0>, <0 48 0>, <0 42 0>;
+ };
+
mct@10050000 {
compatible = "samsung,exynos4412-mct";
reg = <0x10050000 0x800>;
<0x7 0 &gic 1 12 0>;
};
};
+
+ mshc@12550000 {
+ compatible = "samsung,exynos4412-dw-mshc";
+ reg = <0x12550000 0x1000>;
+ interrupts = <0 77 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
#include <linux/of_irq.h>
#include <linux/export.h>
#include <linux/irqdomain.h>
-#include <linux/irqchip.h>
#include <linux/of_address.h>
#include <linux/clocksource.h>
#include <linux/clk-provider.h>
#include <linux/irqchip/arm-gic.h>
+#include <linux/irqchip/chained_irq.h>
#include <asm/proc-fns.h>
#include <asm/exception.h>
},
};
-#ifdef CONFIG_ARCH_EXYNOS5
-static struct map_desc exynos5440_iodesc[] __initdata = {
- {
- .virtual = (unsigned long)S5P_VA_CHIPID,
- .pfn = __phys_to_pfn(EXYNOS5440_PA_CHIPID),
- .length = SZ_4K,
- .type = MT_DEVICE,
- },
-};
-#endif
-
static struct map_desc exynos4_iodesc[] __initdata = {
{
.virtual = (unsigned long)S3C_VA_SYS,
},
};
+static struct map_desc exynos4210_iodesc[] __initdata = {
+ {
+ .virtual = (unsigned long)S5P_VA_SYSRAM_NS,
+ .pfn = __phys_to_pfn(EXYNOS4210_PA_SYSRAM_NS),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ },
+};
+
+static struct map_desc exynos4x12_iodesc[] __initdata = {
+ {
+ .virtual = (unsigned long)S5P_VA_SYSRAM_NS,
+ .pfn = __phys_to_pfn(EXYNOS4x12_PA_SYSRAM_NS),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ },
+};
+
+static struct map_desc exynos5250_iodesc[] __initdata = {
+ {
+ .virtual = (unsigned long)S5P_VA_SYSRAM_NS,
+ .pfn = __phys_to_pfn(EXYNOS5250_PA_SYSRAM_NS),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ },
+};
+
static struct map_desc exynos5_iodesc[] __initdata = {
{
.virtual = (unsigned long)S3C_VA_SYS,
exynos_pm_late_initcall();
}
+#ifdef CONFIG_OF
+int __init exynos_fdt_map_chipid(unsigned long node, const char *uname,
+ int depth, void *data)
+{
+ struct map_desc iodesc;
+ __be32 *reg;
+ unsigned long len;
+
+ if (!of_flat_dt_is_compatible(node, "samsung,exynos4210-chipid") &&
+ !of_flat_dt_is_compatible(node, "samsung,exynos5440-clock"))
+ return 0;
+
+ reg = of_get_flat_dt_prop(node, "reg", &len);
+ if (reg == NULL || len != (sizeof(unsigned long) * 2))
+ return 0;
+
+ iodesc.pfn = __phys_to_pfn(be32_to_cpu(reg[0]));
+ iodesc.length = be32_to_cpu(reg[1]) - 1;
+ iodesc.virtual = (unsigned long)S5P_VA_CHIPID;
+ iodesc.type = MT_DEVICE;
+ iotable_init(&iodesc, 1);
+ return 1;
+}
+#endif
+
/*
* exynos_map_io
*
void __init exynos_init_io(struct map_desc *mach_desc, int size)
{
- struct map_desc *iodesc = exynos_iodesc;
- int iodesc_sz = ARRAY_SIZE(exynos_iodesc);
-#if defined(CONFIG_OF) && defined(CONFIG_ARCH_EXYNOS5)
- unsigned long root = of_get_flat_dt_root();
-
- /* initialize the io descriptors we need for initialization */
- if (of_flat_dt_is_compatible(root, "samsung,exynos5440")) {
- iodesc = exynos5440_iodesc;
- iodesc_sz = ARRAY_SIZE(exynos5440_iodesc);
- }
+#ifdef CONFIG_OF
+ if (initial_boot_params)
+ of_scan_flat_dt(exynos_fdt_map_chipid, NULL);
+ else
#endif
-
- iotable_init(iodesc, iodesc_sz);
+ iotable_init(exynos_iodesc, ARRAY_SIZE(exynos_iodesc));
if (mach_desc)
iotable_init(mach_desc, size);
else
iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1));
- if (!IS_ENABLED(CONFIG_EXYNOS_ATAGS))
- return
+ if (soc_is_exynos4210())
+ iotable_init(exynos4210_iodesc, ARRAY_SIZE(exynos4210_iodesc));
+ if (soc_is_exynos4212() || soc_is_exynos4412())
+ iotable_init(exynos4x12_iodesc, ARRAY_SIZE(exynos4x12_iodesc));
/* initialize device information early */
exynos4_default_sdhci0();
static void __init exynos5_map_io(void)
{
iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc));
+
+ if (soc_is_exynos5250())
+ iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc));
}
static void __init exynos5440_map_io(void)
} else {
/* todo: remove after migrating legacy E4 platforms to dt */
#ifdef CONFIG_ARCH_EXYNOS4
- exynos4_clk_init(NULL);
+ 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();
+ mct_init(S5P_VA_SYSTIMER, EXYNOS4_IRQ_MCT_G0, EXYNOS4_IRQ_MCT_L0, EXYNOS4_IRQ_MCT_L1);
}
}
+ static unsigned int max_combiner_nr(void)
+ {
+ if (soc_is_exynos5250())
+ return EXYNOS5_MAX_COMBINER_NR;
+ else if (soc_is_exynos4412())
+ return EXYNOS4412_MAX_COMBINER_NR;
+ else if (soc_is_exynos4212())
+ return EXYNOS4212_MAX_COMBINER_NR;
+ else
+ return EXYNOS4210_MAX_COMBINER_NR;
+ }
+
+
void __init exynos4_init_irq(void)
{
unsigned int gic_bank_offset;
#endif
if (!of_have_populated_dt())
- combiner_init(S5P_VA_COMBINER_BASE, NULL);
-
- /*
- * The parameters of s5p_init_irq() are for VIC init.
- * Theses parameters should be NULL and 0 because EXYNOS4
- * uses GIC instead of VIC.
- */
- s5p_init_irq(NULL, 0);
+ combiner_init(S5P_VA_COMBINER_BASE, NULL,
+ max_combiner_nr(), COMBINER_IRQ(0, 0));
+
+ gic_arch_extn.irq_set_wake = s3c_irq_wake;
}
void __init exynos5_init_irq(void)
#ifdef CONFIG_OF
irqchip_init();
#endif
- /*
- * The parameters of s5p_init_irq() are for VIC init.
- * Theses parameters should be NULL and 0 because EXYNOS4
- * uses GIC instead of VIC.
- */
- if (!of_machine_is_compatible("samsung,exynos5440"))
- s5p_init_irq(NULL, 0);
-
gic_arch_extn.irq_set_wake = s3c_irq_wake;
}
s3c24xx_init_uartdevs("exynos4210-uart", exynos4_uart_resources, cfg, no);
}
-
-#ifdef CONFIG_EXYNOS_ATAGS
static void __iomem *exynos_eint_base;
static DEFINE_SPINLOCK(eint_lock);
return 0;
}
arch_initcall(exynos_init_irq_eint);
-#endif
static struct resource exynos4_pmu_resource[] = {
DEFINE_RES_IRQ(EXYNOS4_IRQ_PMU),
#include <linux/of.h>
- extern void mct_init(void);
+ void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1);
void exynos_init_time(void);
extern unsigned long xxti_f, xusbxti_f;
void exynos_init_late(void);
/* ToDo: remove these after migrating legacy exynos4 platforms to dt */
- void exynos4_clk_init(struct device_node *np);
+ void exynos4_clk_init(struct device_node *np, int is_exynos4210, void __iomem *reg_base, unsigned long xom);
void exynos4_clk_register_fixed_ext(unsigned long, unsigned long);
+void exynos_firmware_init(void);
+
#ifdef CONFIG_PM_GENERIC_DOMAINS
int exynos_pm_late_initcall(void);
#else
#endif
struct device_node;
- void combiner_init(void __iomem *combiner_base, struct device_node *np);
+ void combiner_init(void __iomem *combiner_base, struct device_node *np,
+ unsigned int max_nr, int irq_base);
extern struct smp_operations exynos_smp_ops;
help
Base platform code for all Samsung SoC based systems
-config PLAT_SAMSUNG_SINGLE
- def_bool PLAT_SAMSUNG && !ARCH_MULTIPLATFORM
-
-
config PLAT_S5P
bool
depends on (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_EXYNOS)
select GIC_NON_BANKED if ARCH_EXYNOS4
select NO_IOPORT
select PLAT_SAMSUNG
- select S3C_GPIO_TRACK if PLAT_SAMSUNG_SINGLE
+ select S3C_GPIO_TRACK
select S5P_GPIO_DRVSTR
select SAMSUNG_CLKSRC if !COMMON_CLK
select SAMSUNG_GPIOLIB_4BIT
comment "Boot options"
-config S3C_BOOT_WATCHDOG
- bool "S3C Initialisation watchdog"
- depends on S3C2410_WATCHDOG
- help
- Say y to enable the watchdog during the kernel decompression
- stage. If the kernel fails to uncompress, then the watchdog
- will trigger a reset and the system should restart.
-
config S3C_BOOT_ERROR_RESET
bool "S3C Reboot on decompression error"
help
Internal configuration to build the VIC timer interrupt code.
config S5P_IRQ
- def_bool (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_EXYNOS)
+ def_bool (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210)
help
- Support common interrup part for ARCH_S5P and ARCH_EXYNOS SoCs
+ Support common interrupt part for ARCH_S5P SoCs
config S5P_EXT_INT
bool
configuration. GPIOlib shall be compiled only for S3C64XX and S5P
series of processors.
-config S3C_GPIO_CFG_S3C64XX
- bool
- help
- Internal configuration to enable S3C64XX style GPIO configuration
- functions.
-
config S5P_GPIO_DRVSTR
bool
help
config S3C_ADC
bool "ADC common driver support"
- depends on PLAT_SAMSUNG_SINGLE
help
Core support for the ADC block found in the Samsung SoC systems
for drivers such as the touchscreen and hwmon to use to share
#include <linux/of.h>
#include <linux/of_address.h>
- #include <plat/cpu.h>
#include "clk.h"
#include "clk-pll.h"
DIV(none, "div_pcm0", "sclk_audio0", DIV_MAU, 4, 8),
DIV(none, "div_sata", "mout_sata", DIV_FSYS0, 20, 4),
DIV(none, "div_usb3", "mout_usb3", DIV_FSYS0, 24, 4),
- DIV(none, "div_mmc0", "mout_mmc0", DIV_FSYS1, 8, 8),
- DIV(none, "div_mmc1", "mout_mmc1", DIV_FSYS1, 24, 8),
- DIV(none, "div_mmc2", "mout_mmc2", DIV_FSYS2, 8, 8),
- DIV(none, "div_mmc3", "mout_mmc3", DIV_FSYS2, 24, 8),
+ DIV(none, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4),
+ DIV(none, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4),
+ DIV(none, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4),
+ DIV(none, "div_mmc3", "mout_mmc3", DIV_FSYS2, 16, 4),
DIV(none, "div_uart0", "mout_uart0", DIV_PERIC0, 0, 4),
DIV(none, "div_uart1", "mout_uart1", DIV_PERIC0, 4, 4),
DIV(none, "div_uart2", "mout_uart2", DIV_PERIC0, 8, 4),
SRC_MASK_DISP1_0, 20, 0, 0),
GATE(sclk_audio0, "sclk_audio0", "div_audio0",
SRC_MASK_MAU, 0, CLK_SET_RATE_PARENT, 0),
- GATE(sclk_mmc0, "sclk_mmc0", "div_mmc0",
+ GATE(sclk_mmc0, "sclk_mmc0", "div_mmc_pre0",
SRC_MASK_FSYS, 0, CLK_SET_RATE_PARENT, 0),
- GATE(sclk_mmc1, "sclk_mmc1", "div_mmc1",
+ GATE(sclk_mmc1, "sclk_mmc1", "div_mmc_pre1",
SRC_MASK_FSYS, 4, CLK_SET_RATE_PARENT, 0),
- GATE(sclk_mmc2, "sclk_mmc2", "div_mmc2",
+ GATE(sclk_mmc2, "sclk_mmc2", "div_mmc_pre2",
SRC_MASK_FSYS, 8, CLK_SET_RATE_PARENT, 0),
- GATE(sclk_mmc3, "sclk_mmc3", "div_mmc3",
+ GATE(sclk_mmc3, "sclk_mmc3", "div_mmc_pre3",
SRC_MASK_FSYS, 12, CLK_SET_RATE_PARENT, 0),
GATE(sclk_sata, "sclk_sata", "div_sata",
SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0),
config ARMADA_370_XP_TIMER
bool
-config SUNXI_TIMER
+config SUN4I_TIMER
bool
config VT8500_TIMER
config ARM_ARCH_TIMER
bool
+ select CLKSRC_OF if OF
config CLKSRC_METAG_GENERIC
def_bool y if METAG
def_bool y if ARCH_EXYNOS
help
Support for Multi Core Timer controller on Exynos SoCs.
+
+ config CLKSRC_SAMSUNG_PWM
+ bool
+ select CLKSRC_MMIO
+ help
+ This is a new clocksource driver for the PWM timer found in
+ Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver
+ for all devicetree enabled platforms. This driver will be
+ needed only on systems that do not have the Exynos MCT available.
obj-$(CONFIG_CLKSRC_DBX500_PRCMU) += clksrc-dbx500-prcmu.o
obj-$(CONFIG_ARMADA_370_XP_TIMER) += time-armada-370-xp.o
obj-$(CONFIG_ARCH_BCM2835) += bcm2835_timer.o
-obj-$(CONFIG_SUNXI_TIMER) += sunxi_timer.o
+obj-$(CONFIG_ARCH_MARCO) += timer-marco.o
+obj-$(CONFIG_ARCH_MXS) += mxs_timer.o
+obj-$(CONFIG_ARCH_PRIMA2) += timer-prima2.o
+obj-$(CONFIG_SUN4I_TIMER) += sun4i_timer.o
obj-$(CONFIG_ARCH_TEGRA) += tegra20_timer.o
obj-$(CONFIG_VT8500_TIMER) += vt8500_timer.o
+obj-$(CONFIG_ARCH_BCM) += bcm_kona_timer.o
obj-$(CONFIG_CADENCE_TTC_TIMER) += cadence_ttc_timer.o
obj-$(CONFIG_CLKSRC_EXYNOS_MCT) += exynos_mct.o
+ obj-$(CONFIG_CLKSRC_SAMSUNG_PWM) += samsung_pwm_timer.o
obj-$(CONFIG_ARM_ARCH_TIMER) += arm_arch_timer.o
obj-$(CONFIG_CLKSRC_METAG_GENERIC) += metag_generic.o
#include <linux/of_address.h>
#include <linux/clocksource.h>
-#include <asm/arch_timer.h>
#include <asm/localtimer.h>
-
- #include <plat/cpu.h>
-
- #include <mach/map.h>
- #include <mach/irqs.h>
#include <asm/mach/time.h>
#define EXYNOS4_MCTREG(x) (x)
#endif /* CONFIG_LOCAL_TIMERS */
}
- void __init mct_init(void)
+ void __init mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1)
{
- if (soc_is_exynos4210()) {
- mct_irqs[MCT_G0_IRQ] = EXYNOS4_IRQ_MCT_G0;
- mct_irqs[MCT_L0_IRQ] = EXYNOS4_IRQ_MCT_L0;
- mct_irqs[MCT_L1_IRQ] = EXYNOS4_IRQ_MCT_L1;
- mct_int_type = MCT_INT_SPI;
- } else {
- panic("unable to determine mct controller type\n");
- }
+ mct_irqs[MCT_G0_IRQ] = irq_g0;
+ mct_irqs[MCT_L0_IRQ] = irq_l0;
+ mct_irqs[MCT_L1_IRQ] = irq_l1;
+ mct_int_type = MCT_INT_SPI;
- exynos4_timer_resources(NULL, S5P_VA_SYSTIMER);
+ exynos4_timer_resources(NULL, base);
exynos4_clocksource_init();
exynos4_clockevent_init();
}
#include <linux/export.h>
#include <linux/init.h>
#include <linux/io.h>
+ #include <linux/slab.h>
#include <linux/irqdomain.h>
+#include <linux/irqchip/chained_irq.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <asm/mach/irq.h>
+ #ifdef CONFIG_EXYNOS_ATAGS
#include <plat/cpu.h>
+ #endif
#include "irqchip.h"
#define COMBINER_ENABLE_CLEAR 0x4
#define COMBINER_INT_STATUS 0xC
+ #define IRQ_IN_COMBINER 8
+
static DEFINE_SPINLOCK(irq_controller_lock);
struct combiner_chip_data {
- unsigned int irq_offset;
+ unsigned int hwirq_offset;
unsigned int irq_mask;
void __iomem *base;
unsigned int parent_irq;
};
static struct irq_domain *combiner_irq_domain;
- static struct combiner_chip_data combiner_data[MAX_COMBINER_NR];
static inline void __iomem *combiner_base(struct irq_data *data)
{
if (status == 0)
goto out;
- combiner_irq = __ffs(status);
+ combiner_irq = chip_data->hwirq_offset + __ffs(status);
+ cascade_irq = irq_find_mapping(combiner_irq_domain, combiner_irq);
- cascade_irq = combiner_irq + (chip_data->irq_offset & ~31);
- if (unlikely(cascade_irq >= NR_IRQS))
- do_bad_IRQ(cascade_irq, desc);
+ if (unlikely(!cascade_irq))
+ do_bad_IRQ(irq, desc);
else
generic_handle_irq(cascade_irq);
#endif
};
- static unsigned int max_combiner_nr(void)
- {
- if (soc_is_exynos5250())
- return EXYNOS5_MAX_COMBINER_NR;
- else if (soc_is_exynos4412())
- return EXYNOS4412_MAX_COMBINER_NR;
- else if (soc_is_exynos4212())
- return EXYNOS4212_MAX_COMBINER_NR;
- else
- return EXYNOS4210_MAX_COMBINER_NR;
- }
-
- static void __init combiner_cascade_irq(unsigned int combiner_nr,
+ static void __init combiner_cascade_irq(struct combiner_chip_data *combiner_data,
unsigned int irq)
{
- if (combiner_nr >= max_combiner_nr())
- BUG();
- if (irq_set_handler_data(irq, &combiner_data[combiner_nr]) != 0)
+ if (irq_set_handler_data(irq, combiner_data) != 0)
BUG();
irq_set_chained_handler(irq, combiner_handle_cascade_irq);
}
- static void __init combiner_init_one(unsigned int combiner_nr,
+ static void __init combiner_init_one(struct combiner_chip_data *combiner_data,
+ unsigned int combiner_nr,
void __iomem *base, unsigned int irq)
{
- combiner_data[combiner_nr].base = base;
- combiner_data[combiner_nr].irq_offset = irq_find_mapping(
- combiner_irq_domain, combiner_nr * MAX_IRQ_IN_COMBINER);
- combiner_data[combiner_nr].irq_mask = 0xff << ((combiner_nr % 4) << 3);
- combiner_data[combiner_nr].parent_irq = irq;
+ combiner_data->base = base;
+ combiner_data->hwirq_offset = (combiner_nr & ~3) * IRQ_IN_COMBINER;
+ combiner_data->irq_mask = 0xff << ((combiner_nr % 4) << 3);
+ combiner_data->parent_irq = irq;
/* Disable all interrupts */
- __raw_writel(combiner_data[combiner_nr].irq_mask,
- base + COMBINER_ENABLE_CLEAR);
+ __raw_writel(combiner_data->irq_mask, base + COMBINER_ENABLE_CLEAR);
}
#ifdef CONFIG_OF
if (intsize < 2)
return -EINVAL;
- *out_hwirq = intspec[0] * MAX_IRQ_IN_COMBINER + intspec[1];
+ *out_hwirq = intspec[0] * IRQ_IN_COMBINER + intspec[1];
*out_type = 0;
return 0;
static int combiner_irq_domain_map(struct irq_domain *d, unsigned int irq,
irq_hw_number_t hw)
{
+ struct combiner_chip_data *combiner_data = d->host_data;
+
irq_set_chip_and_handler(irq, &combiner_chip, handle_level_irq);
irq_set_chip_data(irq, &combiner_data[hw >> 3]);
set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
.map = combiner_irq_domain_map,
};
- static unsigned int exynos4x12_combiner_extra_irq(int group)
+ static unsigned int combiner_lookup_irq(int group)
{
+ #ifdef CONFIG_EXYNOS_ATAGS
+ if (group < EXYNOS4210_MAX_COMBINER_NR || soc_is_exynos5250())
+ return IRQ_SPI(group);
+
switch (group) {
case 16:
return IRQ_SPI(107);
return IRQ_SPI(48);
case 19:
return IRQ_SPI(42);
- default:
- return 0;
}
+ #endif
+ return 0;
}
void __init combiner_init(void __iomem *combiner_base,
- struct device_node *np)
+ struct device_node *np,
+ unsigned int max_nr,
+ int irq_base)
{
- int i, irq, irq_base;
- unsigned int max_nr, nr_irq;
+ int i, irq;
+ unsigned int nr_irq;
+ struct combiner_chip_data *combiner_data;
- max_nr = max_combiner_nr();
+ nr_irq = max_nr * IRQ_IN_COMBINER;
- if (np) {
- if (of_property_read_u32(np, "samsung,combiner-nr", &max_nr)) {
- pr_info("%s: number of combiners not specified, "
- "setting default as %d.\n",
- __func__, max_nr);
- }
- }
-
- nr_irq = max_nr * MAX_IRQ_IN_COMBINER;
-
- irq_base = irq_alloc_descs(COMBINER_IRQ(0, 0), 1, nr_irq, 0);
- if (IS_ERR_VALUE(irq_base)) {
- irq_base = COMBINER_IRQ(0, 0);
- pr_warning("%s: irq desc alloc failed. Continuing with %d as linux irq base\n", __func__, irq_base);
+ combiner_data = kcalloc(max_nr, sizeof (*combiner_data), GFP_KERNEL);
+ if (!combiner_data) {
+ pr_warning("%s: could not allocate combiner data\n", __func__);
+ return;
}
- combiner_irq_domain = irq_domain_add_legacy(np, nr_irq, irq_base, 0,
- &combiner_irq_domain_ops, &combiner_data);
+ combiner_irq_domain = irq_domain_add_simple(np, nr_irq, irq_base,
+ &combiner_irq_domain_ops, combiner_data);
if (WARN_ON(!combiner_irq_domain)) {
pr_warning("%s: irq domain init failed\n", __func__);
return;
}
for (i = 0; i < max_nr; i++) {
- if (i < EXYNOS4210_MAX_COMBINER_NR || soc_is_exynos5250())
- irq = IRQ_SPI(i);
- else
- irq = exynos4x12_combiner_extra_irq(i);
#ifdef CONFIG_OF
if (np)
irq = irq_of_parse_and_map(np, i);
+ else
#endif
- combiner_init_one(i, combiner_base + (i >> 2) * 0x10, irq);
- combiner_cascade_irq(i, irq);
+ irq = combiner_lookup_irq(i);
+
+ combiner_init_one(&combiner_data[i], i,
+ combiner_base + (i >> 2) * 0x10, irq);
+ combiner_cascade_irq(&combiner_data[i], irq);
}
}
struct device_node *parent)
{
void __iomem *combiner_base;
+ unsigned int max_nr = 20;
+ int irq_base = -1;
combiner_base = of_iomap(np, 0);
if (!combiner_base) {
return -ENXIO;
}
- combiner_init(combiner_base, np);
+ if (of_property_read_u32(np, "samsung,combiner-nr", &max_nr)) {
+ pr_info("%s: number of combiners not specified, "
+ "setting default as %d.\n",
+ __func__, max_nr);
+ }
+
+ /*
+ * FIXME: This is a hardwired COMBINER_IRQ(0,0). Once all devices
+ * get their IRQ from DT, remove this in order to get dynamic
+ * allocation.
+ */
+ irq_base = 160;
+
+ combiner_init(combiner_base, np, max_nr, irq_base);
return 0;
}