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authorTony Lindgren <tony@atomide.com>2017-10-10 14:27:13 -0700
committerTony Lindgren <tony@atomide.com>2017-10-10 14:27:13 -0700
commit3da521672568702c58767de69b5b0b58c8095fae (patch)
treebfbf86cfeb27a9bf3c0150712a12eb3bbeb7372d
parent82e5051ba4e7c6d3820e3ab87c1f20a6531d64a8 (diff)
downloadop-kernel-dev-3da521672568702c58767de69b5b0b58c8095fae.zip
op-kernel-dev-3da521672568702c58767de69b5b0b58c8095fae.tar.gz
ARM: OMAP4: Remove legacy IRQ for PRM
We have the PRM IRQ mapped in device tree and this legacy code is no longer needed. Cc: Lokesh Vutla <lokeshvutla@ti.com> Cc: Paul Walmsley <paul@pwsan.com> Cc: Tero Kristo <t-kristo@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/mach-omap2/prcm-common.h1
-rw-r--r--arch/arm/mach-omap2/prm.h2
-rw-r--r--arch/arm/mach-omap2/prm44xx.c21
-rw-r--r--arch/arm/mach-omap2/prm_common.c12
4 files changed, 6 insertions, 30 deletions
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index ee7041d..0592b23 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -506,7 +506,6 @@ struct omap_prcm_irq_setup {
u8 nr_irqs;
const struct omap_prcm_irq *irqs;
int irq;
- unsigned int (*xlate_irq)(unsigned int);
void (*read_pending_irqs)(unsigned long *events);
void (*ocp_barrier)(void);
void (*save_and_clear_irqen)(u32 *saved_mask);
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h
index 94dc356..f0fb508 100644
--- a/arch/arm/mach-omap2/prm.h
+++ b/arch/arm/mach-omap2/prm.h
@@ -29,11 +29,9 @@ int omap2_prcm_base_init(void);
*
* PRM_HAS_IO_WAKEUP: has IO wakeup capability
* PRM_HAS_VOLTAGE: has voltage domains
- * PRM_IRQ_DEFAULT: use default irq number for PRM irq
*/
#define PRM_HAS_IO_WAKEUP BIT(0)
#define PRM_HAS_VOLTAGE BIT(1)
-#define PRM_IRQ_DEFAULT BIT(2)
/*
* MAX_MODULE_SOFTRESET_WAIT: Maximum microseconds to wait for OMAP
diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c
index 1c0c166..acb9593 100644
--- a/arch/arm/mach-omap2/prm44xx.c
+++ b/arch/arm/mach-omap2/prm44xx.c
@@ -50,8 +50,6 @@ static struct omap_prcm_irq_setup omap4_prcm_irq_setup = {
.nr_regs = 2,
.irqs = omap4_prcm_irqs,
.nr_irqs = ARRAY_SIZE(omap4_prcm_irqs),
- .irq = 11 + OMAP44XX_IRQ_GIC_START,
- .xlate_irq = omap4_xlate_irq,
.read_pending_irqs = &omap44xx_prm_read_pending_irqs,
.ocp_barrier = &omap44xx_prm_ocp_barrier,
.save_and_clear_irqen = &omap44xx_prm_save_and_clear_irqen,
@@ -743,23 +741,10 @@ static int omap44xx_prm_late_init(void)
return 0;
irq_num = of_irq_get(prm_init_data->np, 0);
- /*
- * Already have OMAP4 IRQ num. For all other platforms, we need
- * IRQ numbers from DT
- */
- if (irq_num <= 0 && !(prm_init_data->flags & PRM_IRQ_DEFAULT)) {
- if (irq_num == -EPROBE_DEFER)
- return irq_num;
-
- /* Have nothing to do */
- return 0;
- }
+ if (irq_num == -EPROBE_DEFER)
+ return irq_num;
- /* Once OMAP4 DT is filled as well */
- if (irq_num > 0) {
- omap4_prcm_irq_setup.irq = irq_num;
- omap4_prcm_irq_setup.xlate_irq = NULL;
- }
+ omap4_prcm_irq_setup.irq = irq_num;
omap44xx_prm_enable_io_wakeup();
diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c
index 09180a5..021b5a8 100644
--- a/arch/arm/mach-omap2/prm_common.c
+++ b/arch/arm/mach-omap2/prm_common.c
@@ -218,10 +218,7 @@ void omap_prcm_irq_cleanup(void)
kfree(prcm_irq_setup->priority_mask);
prcm_irq_setup->priority_mask = NULL;
- if (prcm_irq_setup->xlate_irq)
- irq = prcm_irq_setup->xlate_irq(prcm_irq_setup->irq);
- else
- irq = prcm_irq_setup->irq;
+ irq = prcm_irq_setup->irq;
irq_set_chained_handler(irq, NULL);
if (prcm_irq_setup->base_irq > 0)
@@ -307,10 +304,7 @@ int omap_prcm_register_chain_handler(struct omap_prcm_irq_setup *irq_setup)
1 << (offset & 0x1f);
}
- if (irq_setup->xlate_irq)
- irq = irq_setup->xlate_irq(irq_setup->irq);
- else
- irq = irq_setup->irq;
+ irq = irq_setup->irq;
irq_set_chained_handler(irq, omap_prcm_irq_handler);
irq_setup->base_irq = irq_alloc_descs(-1, 0, irq_setup->nr_regs * 32,
@@ -671,7 +665,7 @@ static struct omap_prcm_init_data omap4_prm_data __initdata = {
.index = TI_CLKM_PRM,
.init = omap44xx_prm_init,
.device_inst_offset = OMAP4430_PRM_DEVICE_INST,
- .flags = PRM_HAS_IO_WAKEUP | PRM_HAS_VOLTAGE | PRM_IRQ_DEFAULT,
+ .flags = PRM_HAS_IO_WAKEUP | PRM_HAS_VOLTAGE,
};
#endif
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