summaryrefslogtreecommitdiff
path: root/arch/sh/cchips/voyagergx/irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/cchips/voyagergx/irq.c')
-rw-r--r--arch/sh/cchips/voyagergx/irq.c101
1 files changed, 0 insertions, 101 deletions
diff --git a/arch/sh/cchips/voyagergx/irq.c b/arch/sh/cchips/voyagergx/irq.c
deleted file mode 100644
index e7e78c612fad..000000000000
--- a/arch/sh/cchips/voyagergx/irq.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* -------------------------------------------------------------------- */
-/* setup_voyagergx.c: */
-/* -------------------------------------------------------------------- */
-/* 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.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- Copyright 2003 (c) Lineo uSolutions,Inc.
-*/
-#include <linux/interrupt.h>
-#include <linux/init.h>
-#include <linux/io.h>
-#include <asm/voyagergx.h>
-#include <asm/rts7751r2d.h>
-
-enum {
- UNUSED = 0,
-
- /* voyager specific interrupt sources */
- UP, G54, G53, G52, G51, G50, G49, G48,
- I2C, PW, DMA, PCI, I2S, AC, US,
- U1, U0, CV, MC, S1, S0,
- UH, TWOD, ZD, PV, CI,
-};
-
-static struct intc_vect vectors[] __initdata = {
- INTC_IRQ(UP, IRQ_SM501_UP), INTC_IRQ(G54, IRQ_SM501_G54),
- INTC_IRQ(G53, IRQ_SM501_G53), INTC_IRQ(G52, IRQ_SM501_G52),
- INTC_IRQ(G51, IRQ_SM501_G51), INTC_IRQ(G50, IRQ_SM501_G50),
- INTC_IRQ(G49, IRQ_SM501_G49), INTC_IRQ(G48, IRQ_SM501_G48),
- INTC_IRQ(I2C, IRQ_SM501_I2C), INTC_IRQ(PW, IRQ_SM501_PW),
- INTC_IRQ(DMA, IRQ_SM501_DMA), INTC_IRQ(PCI, IRQ_SM501_PCI),
- INTC_IRQ(I2S, IRQ_SM501_I2S), INTC_IRQ(AC, IRQ_SM501_AC),
- INTC_IRQ(US, IRQ_SM501_US), INTC_IRQ(U1, IRQ_SM501_U1),
- INTC_IRQ(U0, IRQ_SM501_U0), INTC_IRQ(CV, IRQ_SM501_CV),
- INTC_IRQ(MC, IRQ_SM501_MC), INTC_IRQ(S1, IRQ_SM501_S1),
- INTC_IRQ(S0, IRQ_SM501_S0), INTC_IRQ(UH, IRQ_SM501_UH),
- INTC_IRQ(TWOD, IRQ_SM501_2D), INTC_IRQ(ZD, IRQ_SM501_ZD),
- INTC_IRQ(PV, IRQ_SM501_PV), INTC_IRQ(CI, IRQ_SM501_CI),
-};
-
-static struct intc_mask_reg mask_registers[] __initdata = {
- { VOYAGER_INT_MASK, 0, 32, /* "Interrupt Mask", MMIO_base + 0x30 */
- { UP, G54, G53, G52, G51, G50, G49, G48,
- I2C, PW, 0, DMA, PCI, I2S, AC, US,
- 0, 0, U1, U0, CV, MC, S1, S0,
- 0, UH, 0, 0, TWOD, ZD, PV, CI } },
-};
-
-static DECLARE_INTC_DESC(intc_desc, "voyagergx", vectors,
- NULL, mask_registers, NULL, NULL);
-
-static unsigned int voyagergx_stat2irq[32] = {
- IRQ_SM501_CI, IRQ_SM501_PV, IRQ_SM501_ZD, IRQ_SM501_2D,
- 0, 0, IRQ_SM501_UH, 0,
- IRQ_SM501_S0, IRQ_SM501_S1, IRQ_SM501_MC, IRQ_SM501_CV,
- IRQ_SM501_U0, IRQ_SM501_U1, 0, 0,
- IRQ_SM501_US, IRQ_SM501_AC, IRQ_SM501_I2S, IRQ_SM501_PCI,
- IRQ_SM501_DMA, 0, IRQ_SM501_PW, IRQ_SM501_I2C,
- IRQ_SM501_G48, IRQ_SM501_G49, IRQ_SM501_G50, IRQ_SM501_G51,
- IRQ_SM501_G52, IRQ_SM501_G53, IRQ_SM501_G54, IRQ_SM501_UP
-};
-
-static void voyagergx_irq_demux(unsigned int irq, struct irq_desc *desc)
-{
- unsigned long intv = ctrl_inl(INT_STATUS);
- struct irq_desc *ext_desc;
- unsigned int ext_irq;
- unsigned int k = 0;
-
- while (intv) {
- ext_irq = voyagergx_stat2irq[k];
- if (ext_irq && (intv & 1)) {
- ext_desc = irq_desc + ext_irq;
- handle_level_irq(ext_irq, ext_desc);
- }
- intv >>= 1;
- k++;
- }
-}
-
-void __init setup_voyagergx_irq(void)
-{
- printk(KERN_INFO "VoyagerGX on irq %d (mapped into %d to %d)\n",
- IRQ_VOYAGER,
- VOYAGER_IRQ_BASE,
- VOYAGER_IRQ_BASE + VOYAGER_IRQ_NUM - 1);
-
- register_intc_controller(&intc_desc);
- set_irq_chained_handler(IRQ_VOYAGER, voyagergx_irq_demux);
-}