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ARM: EXYNOS4: modify interrupt mappings for external GIC
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To support external GIC needs to update mapping of interrupt number.
This patch modifies it for external GIC and accordingly removes
the unused code.

Signed-off-by: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Changhwan Youn authored and Kukjin Kim committed Jul 20, 2011
1 parent eb13f2b commit 69644a8
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Showing 2 changed files with 93 additions and 103 deletions.
8 changes: 0 additions & 8 deletions arch/arm/mach-exynos4/cpu.c
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Original file line number Diff line number Diff line change
Expand Up @@ -168,14 +168,6 @@ void __init exynos4_init_irq(void)

for (irq = 0; irq < MAX_COMBINER_NR; irq++) {

/*
* From SPI(0) to SPI(39) and SPI(51), SPI(53) are
* connected to the interrupt combiner. These irqs
* should be initialized to support cascade interrupt.
*/
if ((irq >= 40) && !(irq == 51) && !(irq == 53))
continue;

combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq),
COMBINER_IRQ(irq, 0));
combiner_cascade_irq(irq, IRQ_SPI(irq));
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188 changes: 93 additions & 95 deletions arch/arm/mach-exynos4/include/mach/irqs.h
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Original file line number Diff line number Diff line change
Expand Up @@ -25,34 +25,100 @@

#define IRQ_SPI(x) S5P_IRQ(x+32)

#define IRQ_MCT1 IRQ_SPI(35)

#define IRQ_EINT0 IRQ_SPI(40)
#define IRQ_EINT1 IRQ_SPI(41)
#define IRQ_EINT2 IRQ_SPI(42)
#define IRQ_EINT3 IRQ_SPI(43)
#define IRQ_USB_HSOTG IRQ_SPI(44)
#define IRQ_USB_HOST IRQ_SPI(45)
#define IRQ_MODEM_IF IRQ_SPI(46)
#define IRQ_ROTATOR IRQ_SPI(47)
#define IRQ_JPEG IRQ_SPI(48)
#define IRQ_2D IRQ_SPI(49)
#define IRQ_PCIE IRQ_SPI(50)
#define IRQ_MCT0 IRQ_SPI(51)
#define IRQ_MFC IRQ_SPI(52)
#define IRQ_AUDIO_SS IRQ_SPI(54)
#define IRQ_AC97 IRQ_SPI(55)
#define IRQ_SPDIF IRQ_SPI(56)
#define IRQ_KEYPAD IRQ_SPI(57)
#define IRQ_INTFEEDCTRL_SSS IRQ_SPI(58)
#define IRQ_SLIMBUS IRQ_SPI(59)
#define IRQ_PMU IRQ_SPI(60)
#define IRQ_TSI IRQ_SPI(61)
#define IRQ_SATA IRQ_SPI(62)
#define IRQ_GPS IRQ_SPI(63)
#define IRQ_EINT0 IRQ_SPI(16)
#define IRQ_EINT1 IRQ_SPI(17)
#define IRQ_EINT2 IRQ_SPI(18)
#define IRQ_EINT3 IRQ_SPI(19)
#define IRQ_EINT4 IRQ_SPI(20)
#define IRQ_EINT5 IRQ_SPI(21)
#define IRQ_EINT6 IRQ_SPI(22)
#define IRQ_EINT7 IRQ_SPI(23)
#define IRQ_EINT8 IRQ_SPI(24)
#define IRQ_EINT9 IRQ_SPI(25)
#define IRQ_EINT10 IRQ_SPI(26)
#define IRQ_EINT11 IRQ_SPI(27)
#define IRQ_EINT12 IRQ_SPI(28)
#define IRQ_EINT13 IRQ_SPI(29)
#define IRQ_EINT14 IRQ_SPI(30)
#define IRQ_EINT15 IRQ_SPI(31)
#define IRQ_EINT16_31 IRQ_SPI(32)

#define IRQ_PDMA0 IRQ_SPI(35)
#define IRQ_PDMA1 IRQ_SPI(36)
#define IRQ_TIMER0_VIC IRQ_SPI(37)
#define IRQ_TIMER1_VIC IRQ_SPI(38)
#define IRQ_TIMER2_VIC IRQ_SPI(39)
#define IRQ_TIMER3_VIC IRQ_SPI(40)
#define IRQ_TIMER4_VIC IRQ_SPI(41)
#define IRQ_MCT_L0 IRQ_SPI(42)
#define IRQ_WDT IRQ_SPI(43)
#define IRQ_RTC_ALARM IRQ_SPI(44)
#define IRQ_RTC_TIC IRQ_SPI(45)
#define IRQ_GPIO_XB IRQ_SPI(46)
#define IRQ_GPIO_XA IRQ_SPI(47)
#define IRQ_MCT_L1 IRQ_SPI(48)

#define IRQ_UART0 IRQ_SPI(52)
#define IRQ_UART1 IRQ_SPI(53)
#define IRQ_UART2 IRQ_SPI(54)
#define IRQ_UART3 IRQ_SPI(55)
#define IRQ_UART4 IRQ_SPI(56)
#define IRQ_MCT_G0 IRQ_SPI(57)
#define IRQ_IIC IRQ_SPI(58)
#define IRQ_IIC1 IRQ_SPI(59)
#define IRQ_IIC2 IRQ_SPI(60)
#define IRQ_IIC3 IRQ_SPI(61)
#define IRQ_IIC4 IRQ_SPI(62)
#define IRQ_IIC5 IRQ_SPI(63)
#define IRQ_IIC6 IRQ_SPI(64)
#define IRQ_IIC7 IRQ_SPI(65)

#define IRQ_USB_HOST IRQ_SPI(70)
#define IRQ_USB_HSOTG IRQ_SPI(71)
#define IRQ_MODEM_IF IRQ_SPI(72)
#define IRQ_HSMMC0 IRQ_SPI(73)
#define IRQ_HSMMC1 IRQ_SPI(74)
#define IRQ_HSMMC2 IRQ_SPI(75)
#define IRQ_HSMMC3 IRQ_SPI(76)

#define IRQ_MIPICSI0 IRQ_SPI(78)

#define IRQ_MIPICSI1 IRQ_SPI(80)

#define IRQ_ONENAND_AUDI IRQ_SPI(82)
#define IRQ_ROTATOR IRQ_SPI(83)
#define IRQ_FIMC0 IRQ_SPI(84)
#define IRQ_FIMC1 IRQ_SPI(85)
#define IRQ_FIMC2 IRQ_SPI(86)
#define IRQ_FIMC3 IRQ_SPI(87)
#define IRQ_JPEG IRQ_SPI(88)
#define IRQ_2D IRQ_SPI(89)
#define IRQ_PCIE IRQ_SPI(90)

#define IRQ_MFC IRQ_SPI(94)

#define IRQ_AUDIO_SS IRQ_SPI(96)
#define IRQ_I2S0 IRQ_SPI(97)
#define IRQ_I2S1 IRQ_SPI(98)
#define IRQ_I2S2 IRQ_SPI(99)
#define IRQ_AC97 IRQ_SPI(100)

#define IRQ_SPDIF IRQ_SPI(104)
#define IRQ_ADC0 IRQ_SPI(105)
#define IRQ_PEN0 IRQ_SPI(106)
#define IRQ_ADC1 IRQ_SPI(107)
#define IRQ_PEN1 IRQ_SPI(108)
#define IRQ_KEYPAD IRQ_SPI(109)
#define IRQ_PMU IRQ_SPI(110)
#define IRQ_GPS IRQ_SPI(111)
#define IRQ_INTFEEDCTRL_SSS IRQ_SPI(112)
#define IRQ_SLIMBUS IRQ_SPI(113)

#define IRQ_TSI IRQ_SPI(115)
#define IRQ_SATA IRQ_SPI(116)

#define MAX_IRQ_IN_COMBINER 8
#define COMBINER_GROUP(x) ((x) * MAX_IRQ_IN_COMBINER + IRQ_SPI(64))
#define COMBINER_GROUP(x) ((x) * MAX_IRQ_IN_COMBINER + IRQ_SPI(128))
#define COMBINER_IRQ(x, y) (COMBINER_GROUP(x) + y)

#define IRQ_SYSMMU_MDMA0_0 COMBINER_IRQ(4, 0)
Expand All @@ -73,75 +139,7 @@
#define IRQ_SYSMMU_MFC_M1_0 COMBINER_IRQ(5, 6)
#define IRQ_SYSMMU_PCIE_0 COMBINER_IRQ(5, 7)

#define IRQ_PDMA0 COMBINER_IRQ(21, 0)
#define IRQ_PDMA1 COMBINER_IRQ(21, 1)

#define IRQ_TIMER0_VIC COMBINER_IRQ(22, 0)
#define IRQ_TIMER1_VIC COMBINER_IRQ(22, 1)
#define IRQ_TIMER2_VIC COMBINER_IRQ(22, 2)
#define IRQ_TIMER3_VIC COMBINER_IRQ(22, 3)
#define IRQ_TIMER4_VIC COMBINER_IRQ(22, 4)

#define IRQ_RTC_ALARM COMBINER_IRQ(23, 0)
#define IRQ_RTC_TIC COMBINER_IRQ(23, 1)

#define IRQ_GPIO_XB COMBINER_IRQ(24, 0)
#define IRQ_GPIO_XA COMBINER_IRQ(24, 1)

#define IRQ_UART0 COMBINER_IRQ(26, 0)
#define IRQ_UART1 COMBINER_IRQ(26, 1)
#define IRQ_UART2 COMBINER_IRQ(26, 2)
#define IRQ_UART3 COMBINER_IRQ(26, 3)
#define IRQ_UART4 COMBINER_IRQ(26, 4)

#define IRQ_IIC COMBINER_IRQ(27, 0)
#define IRQ_IIC1 COMBINER_IRQ(27, 1)
#define IRQ_IIC2 COMBINER_IRQ(27, 2)
#define IRQ_IIC3 COMBINER_IRQ(27, 3)
#define IRQ_IIC4 COMBINER_IRQ(27, 4)
#define IRQ_IIC5 COMBINER_IRQ(27, 5)
#define IRQ_IIC6 COMBINER_IRQ(27, 6)
#define IRQ_IIC7 COMBINER_IRQ(27, 7)

#define IRQ_HSMMC0 COMBINER_IRQ(29, 0)
#define IRQ_HSMMC1 COMBINER_IRQ(29, 1)
#define IRQ_HSMMC2 COMBINER_IRQ(29, 2)
#define IRQ_HSMMC3 COMBINER_IRQ(29, 3)

#define IRQ_MIPI_CSIS0 COMBINER_IRQ(30, 0)
#define IRQ_MIPI_CSIS1 COMBINER_IRQ(30, 1)

#define IRQ_FIMC0 COMBINER_IRQ(32, 0)
#define IRQ_FIMC1 COMBINER_IRQ(32, 1)
#define IRQ_FIMC2 COMBINER_IRQ(33, 0)
#define IRQ_FIMC3 COMBINER_IRQ(33, 1)

#define IRQ_ONENAND_AUDI COMBINER_IRQ(34, 0)

#define IRQ_MCT_L1 COMBINER_IRQ(35, 3)

#define IRQ_EINT4 COMBINER_IRQ(37, 0)
#define IRQ_EINT5 COMBINER_IRQ(37, 1)
#define IRQ_EINT6 COMBINER_IRQ(37, 2)
#define IRQ_EINT7 COMBINER_IRQ(37, 3)
#define IRQ_EINT8 COMBINER_IRQ(38, 0)

#define IRQ_EINT9 COMBINER_IRQ(38, 1)
#define IRQ_EINT10 COMBINER_IRQ(38, 2)
#define IRQ_EINT11 COMBINER_IRQ(38, 3)
#define IRQ_EINT12 COMBINER_IRQ(38, 4)
#define IRQ_EINT13 COMBINER_IRQ(38, 5)
#define IRQ_EINT14 COMBINER_IRQ(38, 6)
#define IRQ_EINT15 COMBINER_IRQ(38, 7)

#define IRQ_EINT16_31 COMBINER_IRQ(39, 0)

#define IRQ_MCT_L0 COMBINER_IRQ(51, 0)

#define IRQ_WDT COMBINER_IRQ(53, 0)
#define IRQ_MCT_G0 COMBINER_IRQ(53, 4)

#define MAX_COMBINER_NR 54
#define MAX_COMBINER_NR 16

#define S5P_IRQ_EINT_BASE COMBINER_IRQ(MAX_COMBINER_NR, 0)

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