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sh: fix sh7722 SDHI support using INTC force_disable 

Update the sh7722 INTC tables with force_enable support
to mask out pending unsupported SDHI interrupt sources.

Without this patch the kernel locks up due to a pending
SDHI interrupt that the tmio_mmc driver cannot handle.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm 2010-02-16 05:17:52 +00:00 committed by Paul Mundt
parent 4d2185d93c
commit e9125ac0bf
1 changed files with 3 additions and 1 deletions
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4
arch/sh/kernel/cpu/sh4a/setup-sh7722.c
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@ -447,6 +447,7 @@ void __init plat_early_device_setup(void)
enum {
UNUSED=0,
ENABLED,
DISABLED,
/* interrupt sources */
IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
@ -534,7 +535,7 @@ static struct intc_mask_reg mask_registers[] __initdata = {
{ I2C_DTEI, I2C_WAITI, I2C_TACKI, I2C_ALI,
FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLENDI, FLCTL_FLSTEI } },
{ 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */
{ 0, 0, ENABLED, ENABLED, 0, 0, TWODG, SIU } },
{ DISABLED, DISABLED, ENABLED, ENABLED, 0, 0, TWODG, SIU } },
{ 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */
{ 0, 0, 0, CMT, 0, USB_USBI1, USB_USBI0, } },
{ 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */
@ -575,6 +576,7 @@ static struct intc_mask_reg ack_registers[] __initdata = {
static struct intc_desc intc_desc __initdata = {
.name = "sh7722",
.force_enable = ENABLED,
.force_disable = DISABLED,
.hw = INTC_HW_DESC(vectors, groups, mask_registers,
prio_registers, sense_registers, ack_registers),
};