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Message-ID: <1501731490-34402-2-git-send-email-qiang.zhao@nxp.com>
Date: Thu, 3 Aug 2017 11:38:07 +0800
From: Zhao Qiang <qiang.zhao@....com>
To: <tglx@...utronix.de>
CC: <oss@...error.net>, <xiaobo.xie@....com>,
<linux-kernel@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>,
Zhao Qiang <qiang.zhao@....com>
Subject: [PATCH v9 1/4] irqchip/qeic: move qeic driver from drivers/soc/fsl/qe
move the driver from drivers/soc/fsl/qe to drivers/irqchip,
merge qe_ic.h and qe_ic.c into irq-qeic.c.
Signed-off-by: Zhao Qiang <qiang.zhao@....com>
---
MAINTAINERS | 6 ++
drivers/irqchip/Makefile | 1 +
drivers/{soc/fsl/qe/qe_ic.c => irqchip/irq-qeic.c} | 95 ++++++++++++++++++-
drivers/soc/fsl/qe/Makefile | 2 +-
drivers/soc/fsl/qe/qe_ic.h | 103 ---------------------
5 files changed, 100 insertions(+), 107 deletions(-)
rename drivers/{soc/fsl/qe/qe_ic.c => irqchip/irq-qeic.c} (85%)
delete mode 100644 drivers/soc/fsl/qe/qe_ic.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 567343b..1288329 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5462,6 +5462,12 @@ F: drivers/soc/fsl/qe/
F: include/soc/fsl/*qe*.h
F: include/soc/fsl/*ucc*.h
+FREESCALE QEIC DRIVERS
+M: Qiang Zhao <qiang.zhao@....com>
+L: linux-kernel@...r.kernel.org
+S: Maintained
+F: drivers/irqchip/irq-qeic.c
+
FREESCALE QUICC ENGINE UCC ETHERNET DRIVER
M: Li Yang <leoyang.li@....com>
L: netdev@...r.kernel.org
diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile
index e88d856..b8eae87 100644
--- a/drivers/irqchip/Makefile
+++ b/drivers/irqchip/Makefile
@@ -78,3 +78,4 @@ obj-$(CONFIG_EZNPS_GIC) += irq-eznps.o
obj-$(CONFIG_ARCH_ASPEED) += irq-aspeed-vic.o irq-aspeed-i2c-ic.o
obj-$(CONFIG_STM32_EXTI) += irq-stm32-exti.o
obj-$(CONFIG_QCOM_IRQ_COMBINER) += qcom-irq-combiner.o
+obj-$(CONFIG_QUICC_ENGINE) += irq-qeic.o
diff --git a/drivers/soc/fsl/qe/qe_ic.c b/drivers/irqchip/irq-qeic.c
similarity index 85%
rename from drivers/soc/fsl/qe/qe_ic.c
rename to drivers/irqchip/irq-qeic.c
index ec2ca86..9b4660c 100644
--- a/drivers/soc/fsl/qe/qe_ic.c
+++ b/drivers/irqchip/irq-qeic.c
@@ -1,7 +1,7 @@
/*
- * arch/powerpc/sysdev/qe_lib/qe_ic.c
+ * drivers/irqchip/irq-qeic.c
*
- * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
+ * Copyright (C) 2016 Freescale Semiconductor, Inc. All rights reserved.
*
* Author: Li Yang <leoli@...escale.com>
* Based on code from Shlomi Gridish <gridish@...escale.com>
@@ -30,7 +30,96 @@
#include <asm/io.h>
#include <soc/fsl/qe/qe_ic.h>
-#include "qe_ic.h"
+#define NR_QE_IC_INTS 64
+
+/* QE IC registers offset */
+#define QEIC_CICR 0x00
+#define QEIC_CIVEC 0x04
+#define QEIC_CRIPNR 0x08
+#define QEIC_CIPNR 0x0c
+#define QEIC_CIPXCC 0x10
+#define QEIC_CIPYCC 0x14
+#define QEIC_CIPWCC 0x18
+#define QEIC_CIPZCC 0x1c
+#define QEIC_CIMR 0x20
+#define QEIC_CRIMR 0x24
+#define QEIC_CICNR 0x28
+#define QEIC_CIPRTA 0x30
+#define QEIC_CIPRTB 0x34
+#define QEIC_CRICR 0x3c
+#define QEIC_CHIVEC 0x60
+
+/* Interrupt priority registers */
+#define CIPCC_SHIFT_PRI0 29
+#define CIPCC_SHIFT_PRI1 26
+#define CIPCC_SHIFT_PRI2 23
+#define CIPCC_SHIFT_PRI3 20
+#define CIPCC_SHIFT_PRI4 13
+#define CIPCC_SHIFT_PRI5 10
+#define CIPCC_SHIFT_PRI6 7
+#define CIPCC_SHIFT_PRI7 4
+
+/* CICR priority modes */
+#define CICR_GWCC 0x00040000
+#define CICR_GXCC 0x00020000
+#define CICR_GYCC 0x00010000
+#define CICR_GZCC 0x00080000
+#define CICR_GRTA 0x00200000
+#define CICR_GRTB 0x00400000
+#define CICR_HPIT_SHIFT 8
+#define CICR_HPIT_MASK 0x00000300
+#define CICR_HP_SHIFT 24
+#define CICR_HP_MASK 0x3f000000
+
+/* CICNR */
+#define CICNR_WCC1T_SHIFT 20
+#define CICNR_ZCC1T_SHIFT 28
+#define CICNR_YCC1T_SHIFT 12
+#define CICNR_XCC1T_SHIFT 4
+
+/* CRICR */
+#define CRICR_RTA1T_SHIFT 20
+#define CRICR_RTB1T_SHIFT 28
+
+/* Signal indicator */
+#define SIGNAL_MASK 3
+#define SIGNAL_HIGH 2
+#define SIGNAL_LOW 0
+
+struct qe_ic {
+ /* Control registers offset */
+ u32 __iomem *regs;
+
+ /* The remapper for this QEIC */
+ struct irq_domain *irqhost;
+
+ /* The "linux" controller struct */
+ struct irq_chip hc_irq;
+
+ /* VIRQ numbers of QE high/low irqs */
+ unsigned int virq_high;
+ unsigned int virq_low;
+};
+
+/*
+ * QE interrupt controller internal structure
+ */
+struct qe_ic_info {
+ /* location of this source at the QIMR register. */
+ u32 mask;
+
+ /* Mask register offset */
+ u32 mask_reg;
+
+ /*
+ * for grouped interrupts sources - the interrupt
+ * code as appears at the group priority register
+ */
+ u8 pri_code;
+
+ /* Group priority register offset */
+ u32 pri_reg;
+};
static DEFINE_RAW_SPINLOCK(qe_ic_lock);
diff --git a/drivers/soc/fsl/qe/Makefile b/drivers/soc/fsl/qe/Makefile
index 2031d38..51e4726 100644
--- a/drivers/soc/fsl/qe/Makefile
+++ b/drivers/soc/fsl/qe/Makefile
@@ -1,7 +1,7 @@
#
# Makefile for the linux ppc-specific parts of QE
#
-obj-$(CONFIG_QUICC_ENGINE)+= qe.o qe_common.o qe_ic.o qe_io.o
+obj-$(CONFIG_QUICC_ENGINE)+= qe.o qe_common.o qe_io.o
obj-$(CONFIG_CPM) += qe_common.o
obj-$(CONFIG_UCC) += ucc.o
obj-$(CONFIG_UCC_SLOW) += ucc_slow.o
diff --git a/drivers/soc/fsl/qe/qe_ic.h b/drivers/soc/fsl/qe/qe_ic.h
deleted file mode 100644
index 926a2ed..0000000
--- a/drivers/soc/fsl/qe/qe_ic.h
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * drivers/soc/fsl/qe/qe_ic.h
- *
- * QUICC ENGINE Interrupt Controller Header
- *
- * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
- *
- * Author: Li Yang <leoli@...escale.com>
- * Based on code from Shlomi Gridish <gridish@...escale.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-#ifndef _POWERPC_SYSDEV_QE_IC_H
-#define _POWERPC_SYSDEV_QE_IC_H
-
-#include <soc/fsl/qe/qe_ic.h>
-
-#define NR_QE_IC_INTS 64
-
-/* QE IC registers offset */
-#define QEIC_CICR 0x00
-#define QEIC_CIVEC 0x04
-#define QEIC_CRIPNR 0x08
-#define QEIC_CIPNR 0x0c
-#define QEIC_CIPXCC 0x10
-#define QEIC_CIPYCC 0x14
-#define QEIC_CIPWCC 0x18
-#define QEIC_CIPZCC 0x1c
-#define QEIC_CIMR 0x20
-#define QEIC_CRIMR 0x24
-#define QEIC_CICNR 0x28
-#define QEIC_CIPRTA 0x30
-#define QEIC_CIPRTB 0x34
-#define QEIC_CRICR 0x3c
-#define QEIC_CHIVEC 0x60
-
-/* Interrupt priority registers */
-#define CIPCC_SHIFT_PRI0 29
-#define CIPCC_SHIFT_PRI1 26
-#define CIPCC_SHIFT_PRI2 23
-#define CIPCC_SHIFT_PRI3 20
-#define CIPCC_SHIFT_PRI4 13
-#define CIPCC_SHIFT_PRI5 10
-#define CIPCC_SHIFT_PRI6 7
-#define CIPCC_SHIFT_PRI7 4
-
-/* CICR priority modes */
-#define CICR_GWCC 0x00040000
-#define CICR_GXCC 0x00020000
-#define CICR_GYCC 0x00010000
-#define CICR_GZCC 0x00080000
-#define CICR_GRTA 0x00200000
-#define CICR_GRTB 0x00400000
-#define CICR_HPIT_SHIFT 8
-#define CICR_HPIT_MASK 0x00000300
-#define CICR_HP_SHIFT 24
-#define CICR_HP_MASK 0x3f000000
-
-/* CICNR */
-#define CICNR_WCC1T_SHIFT 20
-#define CICNR_ZCC1T_SHIFT 28
-#define CICNR_YCC1T_SHIFT 12
-#define CICNR_XCC1T_SHIFT 4
-
-/* CRICR */
-#define CRICR_RTA1T_SHIFT 20
-#define CRICR_RTB1T_SHIFT 28
-
-/* Signal indicator */
-#define SIGNAL_MASK 3
-#define SIGNAL_HIGH 2
-#define SIGNAL_LOW 0
-
-struct qe_ic {
- /* Control registers offset */
- volatile u32 __iomem *regs;
-
- /* The remapper for this QEIC */
- struct irq_domain *irqhost;
-
- /* The "linux" controller struct */
- struct irq_chip hc_irq;
-
- /* VIRQ numbers of QE high/low irqs */
- unsigned int virq_high;
- unsigned int virq_low;
-};
-
-/*
- * QE interrupt controller internal structure
- */
-struct qe_ic_info {
- u32 mask; /* location of this source at the QIMR register. */
- u32 mask_reg; /* Mask register offset */
- u8 pri_code; /* for grouped interrupts sources - the interrupt
- code as appears at the group priority register */
- u32 pri_reg; /* Group priority register offset */
-};
-
-#endif /* _POWERPC_SYSDEV_QE_IC_H */
--
2.1.0.27.g96db324
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