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authorErik Gilling <konkers@android.com>2010-03-16 02:04:46 -0400
committerErik Gilling <konkers@android.com>2010-08-05 17:51:42 -0400
commit5ad36c5f0ece31552a195f2f9e29357a2747536e (patch)
tree85839de7f12e16c2ef984df06d4bbf52c1ca1fd6 /arch/arm
parentc5f800656bc985b448b1d848d309648826536543 (diff)
[ARM] tegra: Add IRQ support
v2: fixes from Russell King - include linux/io.h instead of asm/io.h and mach/io.h Signed-off-by: Colin Cross <ccross@android.com> Signed-off-by: Erik Gilling <konkers@android.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-tegra/Makefile1
-rw-r--r--arch/arm/mach-tegra/include/mach/irqs.h173
-rw-r--r--arch/arm/mach-tegra/irq.c34
3 files changed, 208 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index 81f003dcb26c..a0d2c5ba6cd4 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -1,2 +1,3 @@
1obj-y += common.o 1obj-y += common.o
2obj-y += io.o 2obj-y += io.o
3obj-y += irq.o
diff --git a/arch/arm/mach-tegra/include/mach/irqs.h b/arch/arm/mach-tegra/include/mach/irqs.h
new file mode 100644
index 000000000000..20f640edaa0d
--- /dev/null
+++ b/arch/arm/mach-tegra/include/mach/irqs.h
@@ -0,0 +1,173 @@
1/*
2 * arch/arm/mach-tegra/include/mach/irqs.h
3 *
4 * Copyright (C) 2010 Google, Inc.
5 *
6 * Author:
7 * Colin Cross <ccross@google.com>
8 * Erik Gilling <konkers@google.com>
9 *
10 * This software is licensed under the terms of the GNU General Public
11 * License version 2, as published by the Free Software Foundation, and
12 * may be copied, distributed, and modified under those terms.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 */
20
21#ifndef __MACH_TEGRA_IRQS_H
22#define __MACH_TEGRA_IRQS_H
23
24#define INT_GIC_BASE 0
25
26#define IRQ_LOCALTIMER 29
27
28/* Primary Interrupt Controller */
29#define INT_PRI_BASE (INT_GIC_BASE + 32)
30#define INT_TMR1 (INT_PRI_BASE + 0)
31#define INT_TMR2 (INT_PRI_BASE + 1)
32#define INT_RTC (INT_PRI_BASE + 2)
33#define INT_I2S2 (INT_PRI_BASE + 3)
34#define INT_SHR_SEM_INBOX_IBF (INT_PRI_BASE + 4)
35#define INT_SHR_SEM_INBOX_IBE (INT_PRI_BASE + 5)
36#define INT_SHR_SEM_OUTBOX_IBF (INT_PRI_BASE + 6)
37#define INT_SHR_SEM_OUTBOX_IBE (INT_PRI_BASE + 7)
38#define INT_VDE_UCQ_ERROR (INT_PRI_BASE + 8)
39#define INT_VDE_SYNC_TOKEN (INT_PRI_BASE + 9)
40#define INT_VDE_BSE_V (INT_PRI_BASE + 10)
41#define INT_VDE_BSE_A (INT_PRI_BASE + 11)
42#define INT_VDE_SXE (INT_PRI_BASE + 12)
43#define INT_I2S1 (INT_PRI_BASE + 13)
44#define INT_SDMMC1 (INT_PRI_BASE + 14)
45#define INT_SDMMC2 (INT_PRI_BASE + 15)
46#define INT_XIO (INT_PRI_BASE + 16)
47#define INT_VDE (INT_PRI_BASE + 17)
48#define INT_AVP_UCQ (INT_PRI_BASE + 18)
49#define INT_SDMMC3 (INT_PRI_BASE + 19)
50#define INT_USB (INT_PRI_BASE + 20)
51#define INT_USB2 (INT_PRI_BASE + 21)
52#define INT_PRI_RES_22 (INT_PRI_BASE + 22)
53#define INT_EIDE (INT_PRI_BASE + 23)
54#define INT_NANDFLASH (INT_PRI_BASE + 24)
55#define INT_VCP (INT_PRI_BASE + 25)
56#define INT_APB_DMA (INT_PRI_BASE + 26)
57#define INT_AHB_DMA (INT_PRI_BASE + 27)
58#define INT_GNT_0 (INT_PRI_BASE + 28)
59#define INT_GNT_1 (INT_PRI_BASE + 29)
60#define INT_OWR (INT_PRI_BASE + 30)
61#define INT_SDMMC4 (INT_PRI_BASE + 31)
62
63/* Secondary Interrupt Controller */
64#define INT_SEC_BASE (INT_PRI_BASE + 32)
65#define INT_GPIO1 (INT_SEC_BASE + 0)
66#define INT_GPIO2 (INT_SEC_BASE + 1)
67#define INT_GPIO3 (INT_SEC_BASE + 2)
68#define INT_GPIO4 (INT_SEC_BASE + 3)
69#define INT_UARTA (INT_SEC_BASE + 4)
70#define INT_UARTB (INT_SEC_BASE + 5)
71#define INT_I2C (INT_SEC_BASE + 6)
72#define INT_SPI (INT_SEC_BASE + 7)
73#define INT_TWC (INT_SEC_BASE + 8)
74#define INT_TMR3 (INT_SEC_BASE + 9)
75#define INT_TMR4 (INT_SEC_BASE + 10)
76#define INT_FLOW_RSM0 (INT_SEC_BASE + 11)
77#define INT_FLOW_RSM1 (INT_SEC_BASE + 12)
78#define INT_SPDIF (INT_SEC_BASE + 13)
79#define INT_UARTC (INT_SEC_BASE + 14)
80#define INT_MIPI (INT_SEC_BASE + 15)
81#define INT_EVENTA (INT_SEC_BASE + 16)
82#define INT_EVENTB (INT_SEC_BASE + 17)
83#define INT_EVENTC (INT_SEC_BASE + 18)
84#define INT_EVENTD (INT_SEC_BASE + 19)
85#define INT_VFIR (INT_SEC_BASE + 20)
86#define INT_DVC (INT_SEC_BASE + 21)
87#define INT_SYS_STATS_MON (INT_SEC_BASE + 22)
88#define INT_GPIO5 (INT_SEC_BASE + 23)
89#define INT_CPU0_PMU_INTR (INT_SEC_BASE + 24)
90#define INT_CPU2_PMU_INTR (INT_SEC_BASE + 25)
91#define INT_SEC_RES_26 (INT_SEC_BASE + 26)
92#define INT_S_LINK1 (INT_SEC_BASE + 27)
93#define INT_APB_DMA_COP (INT_SEC_BASE + 28)
94#define INT_AHB_DMA_COP (INT_SEC_BASE + 29)
95#define INT_DMA_TX (INT_SEC_BASE + 30)
96#define INT_DMA_RX (INT_SEC_BASE + 31)
97
98/* Tertiary Interrupt Controller */
99#define INT_TRI_BASE (INT_SEC_BASE + 32)
100#define INT_HOST1X_COP_SYNCPT (INT_TRI_BASE + 0)
101#define INT_HOST1X_MPCORE_SYNCPT (INT_TRI_BASE + 1)
102#define INT_HOST1X_COP_GENERAL (INT_TRI_BASE + 2)
103#define INT_HOST1X_MPCORE_GENERAL (INT_TRI_BASE + 3)
104#define INT_MPE_GENERAL (INT_TRI_BASE + 4)
105#define INT_VI_GENERAL (INT_TRI_BASE + 5)
106#define INT_EPP_GENERAL (INT_TRI_BASE + 6)
107#define INT_ISP_GENERAL (INT_TRI_BASE + 7)
108#define INT_2D_GENERAL (INT_TRI_BASE + 8)
109#define INT_DISPLAY_GENERAL (INT_TRI_BASE + 9)
110#define INT_DISPLAY_B_GENERAL (INT_TRI_BASE + 10)
111#define INT_HDMI (INT_TRI_BASE + 11)
112#define INT_TVO_GENERAL (INT_TRI_BASE + 12)
113#define INT_MC_GENERAL (INT_TRI_BASE + 13)
114#define INT_EMC_GENERAL (INT_TRI_BASE + 14)
115#define INT_TRI_RES_15 (INT_TRI_BASE + 15)
116#define INT_TRI_RES_16 (INT_TRI_BASE + 16)
117#define INT_AC97 (INT_TRI_BASE + 17)
118#define INT_SPI_2 (INT_TRI_BASE + 18)
119#define INT_SPI_3 (INT_TRI_BASE + 19)
120#define INT_I2C2 (INT_TRI_BASE + 20)
121#define INT_KBC (INT_TRI_BASE + 21)
122#define INT_EXTERNAL_PMU (INT_TRI_BASE + 22)
123#define INT_GPIO6 (INT_TRI_BASE + 23)
124#define INT_TVDAC (INT_TRI_BASE + 24)
125#define INT_GPIO7 (INT_TRI_BASE + 25)
126#define INT_UARTD (INT_TRI_BASE + 26)
127#define INT_UARTE (INT_TRI_BASE + 27)
128#define INT_I2C3 (INT_TRI_BASE + 28)
129#define INT_SPI_4 (INT_TRI_BASE + 29)
130#define INT_TRI_RES_30 (INT_TRI_BASE + 30)
131#define INT_SW_RESERVED (INT_TRI_BASE + 31)
132
133/* Quaternary Interrupt Controller */
134#define INT_QUAD_BASE (INT_TRI_BASE + 32)
135#define INT_SNOR (INT_QUAD_BASE + 0)
136#define INT_USB3 (INT_QUAD_BASE + 1)
137#define INT_PCIE_INTR (INT_QUAD_BASE + 2)
138#define INT_PCIE_MSI (INT_QUAD_BASE + 3)
139#define INT_QUAD_RES_4 (INT_QUAD_BASE + 4)
140#define INT_QUAD_RES_5 (INT_QUAD_BASE + 5)
141#define INT_QUAD_RES_6 (INT_QUAD_BASE + 6)
142#define INT_QUAD_RES_7 (INT_QUAD_BASE + 7)
143#define INT_APB_DMA_CH0 (INT_QUAD_BASE + 8)
144#define INT_APB_DMA_CH1 (INT_QUAD_BASE + 9)
145#define INT_APB_DMA_CH2 (INT_QUAD_BASE + 10)
146#define INT_APB_DMA_CH3 (INT_QUAD_BASE + 11)
147#define INT_APB_DMA_CH4 (INT_QUAD_BASE + 12)
148#define INT_APB_DMA_CH5 (INT_QUAD_BASE + 13)
149#define INT_APB_DMA_CH6 (INT_QUAD_BASE + 14)
150#define INT_APB_DMA_CH7 (INT_QUAD_BASE + 15)
151#define INT_APB_DMA_CH8 (INT_QUAD_BASE + 16)
152#define INT_APB_DMA_CH9 (INT_QUAD_BASE + 17)
153#define INT_APB_DMA_CH10 (INT_QUAD_BASE + 18)
154#define INT_APB_DMA_CH11 (INT_QUAD_BASE + 19)
155#define INT_APB_DMA_CH12 (INT_QUAD_BASE + 20)
156#define INT_APB_DMA_CH13 (INT_QUAD_BASE + 21)
157#define INT_APB_DMA_CH14 (INT_QUAD_BASE + 22)
158#define INT_APB_DMA_CH15 (INT_QUAD_BASE + 23)
159#define INT_QUAD_RES_24 (INT_QUAD_BASE + 24)
160#define INT_QUAD_RES_25 (INT_QUAD_BASE + 25)
161#define INT_QUAD_RES_26 (INT_QUAD_BASE + 26)
162#define INT_QUAD_RES_27 (INT_QUAD_BASE + 27)
163#define INT_QUAD_RES_28 (INT_QUAD_BASE + 28)
164#define INT_QUAD_RES_29 (INT_QUAD_BASE + 29)
165#define INT_QUAD_RES_30 (INT_QUAD_BASE + 30)
166#define INT_QUAD_RES_31 (INT_QUAD_BASE + 31)
167
168#define INT_GPIO_BASE (INT_QUAD_BASE + 32)
169#define INT_GPIO_NR (28 * 8)
170
171#define NR_IRQS (INT_GPIO_BASE + INT_GPIO_NR)
172
173#endif
diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c
new file mode 100644
index 000000000000..1fdbe708d43d
--- /dev/null
+++ b/arch/arm/mach-tegra/irq.c
@@ -0,0 +1,34 @@
1/*
2 * Copyright (C) 2010 Google, Inc.
3 *
4 * Author:
5 * Colin Cross <ccross@google.com>
6 *
7 * This software is licensed under the terms of the GNU General Public
8 * License version 2, as published by the Free Software Foundation, and
9 * may be copied, distributed, and modified under those terms.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 */
17
18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/interrupt.h>
21#include <linux/irq.h>
22#include <linux/io.h>
23
24#include <asm/hardware/gic.h>
25
26#include <mach/iomap.h>
27
28#include "board.h"
29
30void __init tegra_init_irq(void)
31{
32 gic_dist_init(0, IO_ADDRESS(TEGRA_ARM_INT_DIST_BASE), 29);
33 gic_cpu_init(0, IO_ADDRESS(TEGRA_ARM_PERIF_BASE + 0x100));
34}
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-12 11:20:34 -0500