diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-01-21 11:04:45 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-01-24 19:05:19 +0000 |
commit | 82e6923e1862428b755ec306b3dbccf926849314 (patch) | |
tree | e0be095c30c7cbfeff2a2096cf53e9c2f92fed13 /arch/arm/mach-lh7a40x/irq-kev7a400.c | |
parent | 1bae4ce27c9c90344f23c65ea6966c50ffeae2f5 (diff) | |
download | talos-obmc-linux-82e6923e1862428b755ec306b3dbccf926849314.tar.gz talos-obmc-linux-82e6923e1862428b755ec306b3dbccf926849314.zip |
ARM: lh7a40x: remove unmaintained platform support
lh7a40x has only been receiving updates for updates to generic code.
The last involvement from the maintainer according to the git logs was
in 2006. As such, it is a maintainence burden with no benefit.
This gets rid of two defconfigs.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-lh7a40x/irq-kev7a400.c')
-rw-r--r-- | arch/arm/mach-lh7a40x/irq-kev7a400.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/arch/arm/mach-lh7a40x/irq-kev7a400.c b/arch/arm/mach-lh7a40x/irq-kev7a400.c deleted file mode 100644 index c7433b3c5812..000000000000 --- a/arch/arm/mach-lh7a40x/irq-kev7a400.c +++ /dev/null @@ -1,93 +0,0 @@ -/* arch/arm/mach-lh7a40x/irq-kev7a400.c - * - * Copyright (C) 2004 Coastal Environmental Systems - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - */ - -#include <linux/interrupt.h> -#include <linux/init.h> - -#include <asm/irq.h> -#include <asm/mach/irq.h> -#include <asm/mach/hardware.h> -#include <asm/mach/irqs.h> - -#include "common.h" - - /* KEV7a400 CPLD IRQ handling */ - -static u16 CPLD_IRQ_mask; /* Mask for CPLD IRQs, 1 == unmasked */ - -static void -lh7a400_ack_cpld_irq (u32 irq) -{ - CPLD_CL_INT = 1 << (irq - IRQ_KEV7A400_CPLD); -} - -static void -lh7a400_mask_cpld_irq (u32 irq) -{ - CPLD_IRQ_mask &= ~(1 << (irq - IRQ_KEV7A400_CPLD)); - CPLD_WR_PB_INT_MASK = CPLD_IRQ_mask; -} - -static void -lh7a400_unmask_cpld_irq (u32 irq) -{ - CPLD_IRQ_mask |= 1 << (irq - IRQ_KEV7A400_CPLD); - CPLD_WR_PB_INT_MASK = CPLD_IRQ_mask; -} - -static struct -irq_chip lh7a400_cpld_chip = { - .name = "CPLD", - .ack = lh7a400_ack_cpld_irq, - .mask = lh7a400_mask_cpld_irq, - .unmask = lh7a400_unmask_cpld_irq, -}; - -static void -lh7a400_cpld_handler (unsigned int irq, struct irq_desc *desc) -{ - u32 mask = CPLD_LATCHED_INTS; - irq = IRQ_KEV_7A400_CPLD; - for (; mask; mask >>= 1, ++irq) { - if (mask & 1) - desc[irq].handle (irq, desc); - } -} - - /* IRQ initialization */ - -void __init -lh7a400_init_board_irq (void) -{ - int irq; - - for (irq = IRQ_KEV7A400_CPLD; - irq < IRQ_KEV7A400_CPLD + NR_IRQ_KEV7A400_CPLD; ++irq) { - set_irq_chip (irq, &lh7a400_cpld_chip); - set_irq_handler (irq, handle_edge_irq); - set_irq_flags (irq, IRQF_VALID); - } - set_irq_chained_handler (IRQ_CPLD, kev7a400_cpld_handler); - - /* Clear all CPLD interrupts */ - CPLD_CL_INT = 0xff; /* CPLD_INTR_MMC_CD | CPLD_INTR_ETH_INT; */ - - /* *** FIXME CF enabled in ide-probe.c */ - - GPIO_GPIOINTEN = 0; /* Disable all GPIO interrupts */ - barrier(); - GPIO_INTTYPE1 - = (GPIO_INTR_PCC1_CD | GPIO_INTR_PCC1_CD); /* Edge trig. */ - GPIO_INTTYPE2 = 0; /* Falling edge & low-level */ - GPIO_GPIOFEOI = 0xff; /* Clear all GPIO interrupts */ - GPIO_GPIOINTEN = 0xff; /* Enable all GPIO interrupts */ - - init_FIQ(); -} |