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Diffstat (limited to 'arch/arm/mach-lpc32xx')
-rw-r--r--arch/arm/mach-lpc32xx/clock.c8
-rw-r--r--arch/arm/mach-lpc32xx/include/mach/platform.h1
-rw-r--r--arch/arm/mach-lpc32xx/irq.c23
3 files changed, 14 insertions, 18 deletions
diff --git a/arch/arm/mach-lpc32xx/clock.c b/arch/arm/mach-lpc32xx/clock.c
index f48c2e961b8..dd5d6f532e8 100644
--- a/arch/arm/mach-lpc32xx/clock.c
+++ b/arch/arm/mach-lpc32xx/clock.c
@@ -585,6 +585,13 @@ static struct clk clk_timer3 = {
.enable_mask = LPC32XX_CLKPWR_TMRPWMCLK_TIMER3_EN,
.get_rate = local_return_parent_rate,
};
+static struct clk clk_mpwm = {
+ .parent = &clk_pclk,
+ .enable = local_onoff_enable,
+ .enable_reg = LPC32XX_CLKPWR_TIMERS_PWMS_CLK_CTRL_1,
+ .enable_mask = LPC32XX_CLKPWR_TMRPWMCLK_MPWM_EN,
+ .get_rate = local_return_parent_rate,
+};
static struct clk clk_wdt = {
.parent = &clk_pclk,
.enable = local_onoff_enable,
@@ -1202,6 +1209,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_INIT("pl08xdmac", NULL, &clk_dma),
CLKDEV_INIT("4003c000.watchdog", NULL, &clk_wdt),
CLKDEV_INIT("4005c000.pwm", NULL, &clk_pwm),
+ CLKDEV_INIT("400e8000.mpwm", NULL, &clk_mpwm),
CLKDEV_INIT(NULL, "uart3_ck", &clk_uart3),
CLKDEV_INIT(NULL, "uart4_ck", &clk_uart4),
CLKDEV_INIT(NULL, "uart5_ck", &clk_uart5),
diff --git a/arch/arm/mach-lpc32xx/include/mach/platform.h b/arch/arm/mach-lpc32xx/include/mach/platform.h
index acc4aabf1c7..b5612a1d183 100644
--- a/arch/arm/mach-lpc32xx/include/mach/platform.h
+++ b/arch/arm/mach-lpc32xx/include/mach/platform.h
@@ -515,6 +515,7 @@
/*
* clkpwr_timers_pwms_clk_ctrl_1 register definitions
*/
+#define LPC32XX_CLKPWR_TMRPWMCLK_MPWM_EN 0x40
#define LPC32XX_CLKPWR_TMRPWMCLK_TIMER3_EN 0x20
#define LPC32XX_CLKPWR_TMRPWMCLK_TIMER2_EN 0x10
#define LPC32XX_CLKPWR_TMRPWMCLK_TIMER1_EN 0x08
diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c
index 3c633275335..9ecb8f9c4ef 100644
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -412,7 +412,6 @@ static const struct of_device_id mic_of_match[] __initconst = {
void __init lpc32xx_init_irq(void)
{
unsigned int i;
- int irq_base;
/* Setup MIC */
__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_MIC_BASE));
@@ -443,15 +442,6 @@ void __init lpc32xx_init_irq(void)
lpc32xx_set_default_mappings(SIC1_APR_DEFAULT, SIC1_ATR_DEFAULT, 32);
lpc32xx_set_default_mappings(SIC2_APR_DEFAULT, SIC2_ATR_DEFAULT, 64);
- /* mask all interrupts except SUBIRQ */
- __raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_MIC_BASE));
- __raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC1_BASE));
- __raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC2_BASE));
-
- /* MIC SUBIRQx interrupts will route handling to the chain handlers */
- irq_set_chained_handler(IRQ_LPC32XX_SUB1IRQ, lpc32xx_sic1_handler);
- irq_set_chained_handler(IRQ_LPC32XX_SUB2IRQ, lpc32xx_sic2_handler);
-
/* Initially disable all wake events */
__raw_writel(0, LPC32XX_CLKPWR_P01_ER);
__raw_writel(0, LPC32XX_CLKPWR_INT_ER);
@@ -475,16 +465,13 @@ void __init lpc32xx_init_irq(void)
of_irq_init(mic_of_match);
- irq_base = irq_alloc_descs(-1, 0, NR_IRQS, 0);
- if (irq_base < 0) {
- pr_warn("Cannot allocate irq_descs, assuming pre-allocated\n");
- irq_base = 0;
- }
-
lpc32xx_mic_domain = irq_domain_add_legacy(lpc32xx_mic_np, NR_IRQS,
- irq_base, 0,
- &irq_domain_simple_ops,
+ 0, 0, &irq_domain_simple_ops,
NULL);
if (!lpc32xx_mic_domain)
panic("Unable to add MIC irq domain\n");
+
+ /* MIC SUBIRQx interrupts will route handling to the chain handlers */
+ irq_set_chained_handler(IRQ_LPC32XX_SUB1IRQ, lpc32xx_sic1_handler);
+ irq_set_chained_handler(IRQ_LPC32XX_SUB2IRQ, lpc32xx_sic2_handler);
}