[ARM] mmp: add support for Marvell MMP2

Marvell MMP2 (aka ARMADA610) is a SoC based on PJ4 core. It's
ARMv6 compatible.  Support basic interrupt handler and timer,
and basic support for MMP2 based FLINT platform.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-mmp/include/mach/irqs.h b/arch/arm/mach-mmp/include/mach/irqs.h
index d68871b..f907cc9 100644
--- a/arch/arm/mach-mmp/include/mach/irqs.h
+++ b/arch/arm/mach-mmp/include/mach/irqs.h
@@ -113,8 +113,113 @@
 #define IRQ_PXA910_AP_PMU		60
 #define IRQ_PXA910_SM_INT		63	/* from PinMux */
 
-#define IRQ_GPIO_START			64
-#define IRQ_GPIO_NUM			128
+/*
+ * Interrupt numbers for MMP2
+ */
+#define IRQ_MMP2_NONE			(-1)
+#define IRQ_MMP2_SSP1			0
+#define IRQ_MMP2_SSP2			1
+#define IRQ_MMP2_SSPA1			2
+#define IRQ_MMP2_SSPA2			3
+#define IRQ_MMP2_PMIC_MUX		4	/* PMIC & Charger */
+#define IRQ_MMP2_RTC_MUX		5
+#define IRQ_MMP2_TWSI1			7
+#define IRQ_MMP2_GPU			8
+#define IRQ_MMP2_KEYPAD			9
+#define IRQ_MMP2_ROTARY			10
+#define IRQ_MMP2_TRACKBALL		11
+#define IRQ_MMP2_ONEWIRE		12
+#define IRQ_MMP2_TIMER1			13
+#define IRQ_MMP2_TIMER2			14
+#define IRQ_MMP2_TIMER3			15
+#define IRQ_MMP2_RIPC			16
+#define IRQ_MMP2_TWSI_MUX		17	/* TWSI2 ~ TWSI6 */
+#define IRQ_MMP2_HDMI			19
+#define IRQ_MMP2_SSP3			20
+#define IRQ_MMP2_SSP4			21
+#define IRQ_MMP2_USB_HS1		22
+#define IRQ_MMP2_USB_HS2		23
+#define IRQ_MMP2_UART3			24
+#define IRQ_MMP2_UART1			27
+#define IRQ_MMP2_UART2			28
+#define IRQ_MMP2_MIPI_DSI		29
+#define IRQ_MMP2_CI2			30
+#define IRQ_MMP2_PMU_TIMER1		31
+#define IRQ_MMP2_PMU_TIMER2		32
+#define IRQ_MMP2_PMU_TIMER3		33
+#define IRQ_MMP2_USB_FS			34
+#define IRQ_MMP2_MISC_MUX		35
+#define IRQ_MMP2_WDT1			36
+#define IRQ_MMP2_NAND_DMA		37
+#define IRQ_MMP2_USIM			38
+#define IRQ_MMP2_MMC			39
+#define IRQ_MMP2_WTM			40
+#define IRQ_MMP2_LCD			41
+#define IRQ_MMP2_CI			42
+#define IRQ_MMP2_IRE			43
+#define IRQ_MMP2_USB_OTG		44
+#define IRQ_MMP2_NAND			45
+#define IRQ_MMP2_UART4			46
+#define IRQ_MMP2_DMA_FIQ		47
+#define IRQ_MMP2_DMA_RIQ		48
+#define IRQ_MMP2_GPIO			49
+#define IRQ_MMP2_SSP_MUX		51
+#define IRQ_MMP2_MMC2			52
+#define IRQ_MMP2_MMC3			53
+#define IRQ_MMP2_MMC4			54
+#define IRQ_MMP2_MIPI_HSI		55
+#define IRQ_MMP2_MSP			58
+#define IRQ_MMP2_MIPI_SLIM_DMA		59
+#define IRQ_MMP2_PJ4_FREQ_CHG		60
+#define IRQ_MMP2_MIPI_SLIM		62
+#define IRQ_MMP2_SM			63
+
+#define IRQ_MMP2_MUX_BASE		64
+
+/* secondary interrupt of INT #4 */
+#define IRQ_MMP2_PMIC_BASE		(IRQ_MMP2_MUX_BASE)
+#define IRQ_MMP2_CHARGER		(IRQ_MMP2_PMIC_BASE + 0)
+#define IRQ_MMP2_PMIC			(IRQ_MMP2_PMIC_BASE + 1)
+
+/* secondary interrupt of INT #5 */
+#define IRQ_MMP2_RTC_BASE		(IRQ_MMP2_PMIC_BASE + 2)
+#define IRQ_MMP2_RTC_ALARM		(IRQ_MMP2_RTC_BASE + 0)
+#define IRQ_MMP2_RTC			(IRQ_MMP2_RTC_BASE + 1)
+
+/* secondary interrupt of INT #17 */
+#define IRQ_MMP2_TWSI_BASE		(IRQ_MMP2_RTC_BASE + 2)
+#define IRQ_MMP2_TWSI2			(IRQ_MMP2_TWSI_BASE + 0)
+#define IRQ_MMP2_TWSI3			(IRQ_MMP2_TWSI_BASE + 1)
+#define IRQ_MMP2_TWSI4			(IRQ_MMP2_TWSI_BASE + 2)
+#define IRQ_MMP2_TWSI5			(IRQ_MMP2_TWSI_BASE + 3)
+#define IRQ_MMP2_TWSI6			(IRQ_MMP2_TWSI_BASE + 4)
+
+/* secondary interrupt of INT #35 */
+#define IRQ_MMP2_MISC_BASE		(IRQ_MMP2_TWSI_BASE + 5)
+#define IRQ_MMP2_PERF			(IRQ_MMP2_MISC_BASE + 0)
+#define IRQ_MMP2_L2_PA_ECC		(IRQ_MMP2_MISC_BASE + 1)
+#define IRQ_MMP2_L2_ECC			(IRQ_MMP2_MISC_BASE + 2)
+#define IRQ_MMP2_L2_UECC		(IRQ_MMP2_MISC_BASE + 3)
+#define IRQ_MMP2_DDR			(IRQ_MMP2_MISC_BASE + 4)
+#define IRQ_MMP2_FAB0_TIMEOUT		(IRQ_MMP2_MISC_BASE + 5)
+#define IRQ_MMP2_FAB1_TIMEOUT		(IRQ_MMP2_MISC_BASE + 6)
+#define IRQ_MMP2_FAB2_TIMEOUT		(IRQ_MMP2_MISC_BASE + 7)
+#define IRQ_MMP2_THERMAL		(IRQ_MMP2_MISC_BASE + 9)
+#define IRQ_MMP2_MAIN_PMU		(IRQ_MMP2_MISC_BASE + 10)
+#define IRQ_MMP2_WDT2			(IRQ_MMP2_MISC_BASE + 11)
+#define IRQ_MMP2_CORESIGHT		(IRQ_MMP2_MISC_BASE + 12)
+#define IRQ_MMP2_COMMTX			(IRQ_MMP2_MISC_BASE + 13)
+#define IRQ_MMP2_COMMRX			(IRQ_MMP2_MISC_BASE + 14)
+
+/* secondary interrupt of INT #51 */
+#define IRQ_MMP2_SSP_BASE		(IRQ_MMP2_MISC_BASE + 15)
+#define IRQ_MMP2_SSP1_SRDY		(IRQ_MMP2_SSP_BASE + 0)
+#define IRQ_MMP2_SSP3_SRDY		(IRQ_MMP2_SSP_BASE + 1)
+
+#define IRQ_MMP2_MUX_END		(IRQ_MMP2_SSP_BASE + 2)
+
+#define IRQ_GPIO_START			128
+#define IRQ_GPIO_NUM			192
 #define IRQ_GPIO(x)			(IRQ_GPIO_START + (x))
 
 #define NR_IRQS		(IRQ_GPIO_START + IRQ_GPIO_NUM)