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author | Takashi YOSHII <takasi-y@ops.dti.ne.jp> | 2006-12-25 18:35:24 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2007-02-13 10:54:44 +0900 |
commit | f725b5ee1e392ab1299c9317236cf736af1183ab (patch) | |
tree | abb49db7adde9ba9ccf3fbb77348d9826134aa8c /arch/sh/kernel/cpu | |
parent | 2c081e71baadccb4543815ef42c5290ac2961546 (diff) | |
download | op-kernel-dev-f725b5ee1e392ab1299c9317236cf736af1183ab.zip op-kernel-dev-f725b5ee1e392ab1299c9317236cf736af1183ab.tar.gz |
sh: shmin updates.
This fixes up shmin (and SH7706/SH7708) IPR support for some of the
recent API changes.
Signed-off-by: Takashi YOSHII <takasi-y@ops.dti.ne.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/cpu')
-rw-r--r-- | arch/sh/kernel/cpu/irq/ipr.c | 19 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh3/setup-sh7709.c | 21 |
2 files changed, 37 insertions, 3 deletions
diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c index 35eb575..210280b 100644 --- a/arch/sh/kernel/cpu/irq/ipr.c +++ b/arch/sh/kernel/cpu/irq/ipr.c @@ -43,16 +43,29 @@ static struct irq_chip ipr_irq_chip = { .mask_ack = disable_ipr_irq, }; +unsigned int map_ipridx_to_addr(int idx) __attribute__ ((weak)); +unsigned int map_ipridx_to_addr(int idx) +{ + return 0; +} + void make_ipr_irq(struct ipr_data *table, unsigned int nr_irqs) { int i; for (i = 0; i < nr_irqs; i++) { unsigned int irq = table[i].irq; - table[i].addr = map_ipridx_to_addr(table[i].ipr_idx); + + if (!irq) + irq = table[i].irq = i; + /* could the IPR index be mapped, if not we ignore this */ - if (table[i].addr == 0) - continue; + if (!table[i].addr) { + table[i].addr = map_ipridx_to_addr(table[i].ipr_idx); + if (!table[i].addr) + continue; + } + disable_irq_nosync(irq); set_irq_chip_and_handler_name(irq, &ipr_irq_chip, handle_level_irq, "level"); diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7709.c b/arch/sh/kernel/cpu/sh3/setup-sh7709.c index ff43ef2..dc9b211 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7709.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7709.c @@ -51,3 +51,24 @@ static int __init sh7709_devices_setup(void) ARRAY_SIZE(sh7709_devices)); } __initcall(sh7709_devices_setup); + +#define IPRx(A,N) .addr=A, .shift=0*N*-1 +#define IPRA(N) IPRx(0xfffffee2UL,N) +#define IPRB(N) IPRx(0xfffffee4UL,N) +#define IPRE(N) IPRx(0xa400001aUL,N) + +static struct ipr_data sh7709_ipr_map[] = { + [16] = { IPRA(15-12), 2 }, /* TMU TUNI0 */ + [17] = { IPRA(11-8), 4 }, /* TMU TUNI1 */ + [22] = { IPRA(3-0), 2 }, /* RTC CUI */ + [23 ... 26] = { IPRB(7-4), 3 }, /* SCI */ + [27] = { IPRB(15-12), 2 }, /* WDT ITI */ + [48 ... 51] = { IPRE(15-12), 7 }, /* DMA */ + [52 ... 55] = { IPRE(11-8), 3 }, /* IRDA */ + [56 ... 59] = { IPRE(7-4), 3 }, /* SCIF */ +}; + +void __init init_IRQ_ipr() +{ + make_ipr_irq(sh7709_ipr_map, ARRAY_SIZE(sh7709_ipr_map)); +} |