summaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-mxc
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-mxc')
-rw-r--r--arch/arm/plat-mxc/3ds_debugboard.c14
-rw-r--r--arch/arm/plat-mxc/avic.c4
-rw-r--r--arch/arm/plat-mxc/cpufreq.c2
-rw-r--r--arch/arm/plat-mxc/devices/platform-fec.c2
-rw-r--r--arch/arm/plat-mxc/devices/platform-imxdi_rtc.c2
-rw-r--r--arch/arm/plat-mxc/gpio.c24
-rw-r--r--arch/arm/plat-mxc/include/mach/audmux.h10
-rw-r--r--arch/arm/plat-mxc/include/mach/entry-macro.S4
-rw-r--r--arch/arm/plat-mxc/include/mach/esdhc.h12
-rw-r--r--arch/arm/plat-mxc/include/mach/iomux-mx2x.h12
-rw-r--r--arch/arm/plat-mxc/include/mach/mx50.h4
-rw-r--r--arch/arm/plat-mxc/include/mach/mx51.h1
-rw-r--r--arch/arm/plat-mxc/include/mach/mxc.h23
-rw-r--r--arch/arm/plat-mxc/include/mach/mxc_nand.h2
-rw-r--r--arch/arm/plat-mxc/include/mach/system.h6
-rw-r--r--arch/arm/plat-mxc/irq-common.c4
-rw-r--r--arch/arm/plat-mxc/time.c25
-rw-r--r--arch/arm/plat-mxc/tzic.c4
18 files changed, 112 insertions, 43 deletions
diff --git a/arch/arm/plat-mxc/3ds_debugboard.c b/arch/arm/plat-mxc/3ds_debugboard.c
index c856fa39760..f0ba0726306 100644
--- a/arch/arm/plat-mxc/3ds_debugboard.c
+++ b/arch/arm/plat-mxc/3ds_debugboard.c
@@ -100,14 +100,9 @@ static void mxc_expio_irq_handler(u32 irq, struct irq_desc *desc)
expio_irq = MXC_BOARD_IRQ_START;
for (; int_valid != 0; int_valid >>= 1, expio_irq++) {
- struct irq_desc *d;
if ((int_valid & 1) == 0)
continue;
- d = irq_desc + expio_irq;
- if (unlikely(!(d->handle_irq)))
- pr_err("\nEXPIO irq: %d unhandled\n", expio_irq);
- else
- d->handle_irq(expio_irq, d);
+ generic_handle_irq(expio_irq);
}
desc->irq_data.chip->irq_ack(&desc->irq_data);
@@ -186,12 +181,11 @@ int __init mxc_expio_init(u32 base, u32 p_irq)
__raw_writew(0x1F, brd_io + INTR_MASK_REG);
for (i = MXC_EXP_IO_BASE;
i < (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES); i++) {
- set_irq_chip(i, &expio_irq_chip);
- set_irq_handler(i, handle_level_irq);
+ irq_set_chip_and_handler(i, &expio_irq_chip, handle_level_irq);
set_irq_flags(i, IRQF_VALID);
}
- set_irq_type(p_irq, IRQF_TRIGGER_LOW);
- set_irq_chained_handler(p_irq, mxc_expio_irq_handler);
+ irq_set_irq_type(p_irq, IRQF_TRIGGER_LOW);
+ irq_set_chained_handler(p_irq, mxc_expio_irq_handler);
/* Register Lan device on the debugboard */
smsc911x_resources[0].start = LAN9217_BASE_ADDR(base);
diff --git a/arch/arm/plat-mxc/avic.c b/arch/arm/plat-mxc/avic.c
index deb284bc7c4..09e2bd0fcdc 100644
--- a/arch/arm/plat-mxc/avic.c
+++ b/arch/arm/plat-mxc/avic.c
@@ -139,8 +139,8 @@ void __init mxc_init_irq(void __iomem *irqbase)
__raw_writel(0, avic_base + AVIC_INTTYPEH);
__raw_writel(0, avic_base + AVIC_INTTYPEL);
for (i = 0; i < MXC_INTERNAL_IRQS; i++) {
- set_irq_chip(i, &mxc_avic_chip.base);
- set_irq_handler(i, handle_level_irq);
+ irq_set_chip_and_handler(i, &mxc_avic_chip.base,
+ handle_level_irq);
set_irq_flags(i, IRQF_VALID);
}
diff --git a/arch/arm/plat-mxc/cpufreq.c b/arch/arm/plat-mxc/cpufreq.c
index ce81481becf..4268a2bdf14 100644
--- a/arch/arm/plat-mxc/cpufreq.c
+++ b/arch/arm/plat-mxc/cpufreq.c
@@ -13,7 +13,7 @@
/*
* A driver for the Freescale Semiconductor i.MXC CPUfreq module.
- * The CPUFREQ driver is for controling CPU frequency. It allows you to change
+ * The CPUFREQ driver is for controlling CPU frequency. It allows you to change
* the CPU clock speed on the fly.
*/
diff --git a/arch/arm/plat-mxc/devices/platform-fec.c b/arch/arm/plat-mxc/devices/platform-fec.c
index 6561c9df5f0..ccc789e21da 100644
--- a/arch/arm/plat-mxc/devices/platform-fec.c
+++ b/arch/arm/plat-mxc/devices/platform-fec.c
@@ -53,7 +53,7 @@ struct platform_device *__init imx_add_fec(
struct resource res[] = {
{
.start = data->iobase,
- .end = data->iobase + SZ_4K,
+ .end = data->iobase + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
diff --git a/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c b/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
index 10653cc8d1f..805336fdc25 100644
--- a/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
+++ b/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
@@ -27,7 +27,7 @@ struct platform_device *__init imx_add_imxdi_rtc(
struct resource res[] = {
{
.start = data->iobase,
- .end = data->iobase + SZ_16K,
+ .end = data->iobase + SZ_16K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c
index 57d59855f9e..7a107246fd9 100644
--- a/arch/arm/plat-mxc/gpio.c
+++ b/arch/arm/plat-mxc/gpio.c
@@ -175,7 +175,7 @@ static void mxc_gpio_irq_handler(struct mxc_gpio_port *port, u32 irq_stat)
static void mx3_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{
u32 irq_stat;
- struct mxc_gpio_port *port = get_irq_data(irq);
+ struct mxc_gpio_port *port = irq_get_handler_data(irq);
irq_stat = __raw_readl(port->base + GPIO_ISR) &
__raw_readl(port->base + GPIO_IMR);
@@ -188,7 +188,7 @@ static void mx2_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{
int i;
u32 irq_msk, irq_stat;
- struct mxc_gpio_port *port = get_irq_data(irq);
+ struct mxc_gpio_port *port = irq_get_handler_data(irq);
/* walk through all interrupt status registers */
for (i = 0; i < gpio_table_size; i++) {
@@ -311,8 +311,8 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
__raw_writel(~0, port[i].base + GPIO_ISR);
for (j = port[i].virtual_irq_start;
j < port[i].virtual_irq_start + 32; j++) {
- set_irq_chip(j, &gpio_irq_chip);
- set_irq_handler(j, handle_level_irq);
+ irq_set_chip_and_handler(j, &gpio_irq_chip,
+ handle_level_irq);
set_irq_flags(j, IRQF_VALID);
}
@@ -331,21 +331,23 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
if (cpu_is_mx1() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51()) {
/* setup one handler for each entry */
- set_irq_chained_handler(port[i].irq, mx3_gpio_irq_handler);
- set_irq_data(port[i].irq, &port[i]);
+ irq_set_chained_handler(port[i].irq,
+ mx3_gpio_irq_handler);
+ irq_set_handler_data(port[i].irq, &port[i]);
if (port[i].irq_high) {
/* setup handler for GPIO 16 to 31 */
- set_irq_chained_handler(port[i].irq_high,
- mx3_gpio_irq_handler);
- set_irq_data(port[i].irq_high, &port[i]);
+ irq_set_chained_handler(port[i].irq_high,
+ mx3_gpio_irq_handler);
+ irq_set_handler_data(port[i].irq_high,
+ &port[i]);
}
}
}
if (cpu_is_mx2()) {
/* setup one handler for all GPIO interrupts */
- set_irq_chained_handler(port[0].irq, mx2_gpio_irq_handler);
- set_irq_data(port[0].irq, port);
+ irq_set_chained_handler(port[0].irq, mx2_gpio_irq_handler);
+ irq_set_handler_data(port[0].irq, port);
}
return 0;
diff --git a/arch/arm/plat-mxc/include/mach/audmux.h b/arch/arm/plat-mxc/include/mach/audmux.h
index 5cd6466964a..6fda788ed0e 100644
--- a/arch/arm/plat-mxc/include/mach/audmux.h
+++ b/arch/arm/plat-mxc/include/mach/audmux.h
@@ -15,6 +15,14 @@
#define MX31_AUDMUX_PORT5_SSI_PINS_5 4
#define MX31_AUDMUX_PORT6_SSI_PINS_6 5
+#define MX51_AUDMUX_PORT1_SSI0 0
+#define MX51_AUDMUX_PORT2_SSI1 1
+#define MX51_AUDMUX_PORT3 2
+#define MX51_AUDMUX_PORT4 3
+#define MX51_AUDMUX_PORT5 4
+#define MX51_AUDMUX_PORT6 5
+#define MX51_AUDMUX_PORT7 6
+
/* Register definitions for the i.MX21/27 Digital Audio Multiplexer */
#define MXC_AUDMUX_V1_PCR_INMMASK(x) ((x) & 0xff)
#define MXC_AUDMUX_V1_PCR_INMEN (1 << 8)
@@ -28,7 +36,7 @@
#define MXC_AUDMUX_V1_PCR_TCLKDIR (1 << 30)
#define MXC_AUDMUX_V1_PCR_TFSDIR (1 << 31)
-/* Register definitions for the i.MX25/31/35 Digital Audio Multiplexer */
+/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */
#define MXC_AUDMUX_V2_PTCR_TFSDIR (1 << 31)
#define MXC_AUDMUX_V2_PTCR_TFSEL(x) (((x) & 0xf) << 27)
#define MXC_AUDMUX_V2_PTCR_TCLKDIR (1 << 26)
diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S
index bd9bb979914..2e49e71b1b9 100644
--- a/arch/arm/plat-mxc/include/mach/entry-macro.S
+++ b/arch/arm/plat-mxc/include/mach/entry-macro.S
@@ -33,9 +33,9 @@
.macro arch_ret_to_user, tmp1, tmp2
.endm
- @ this macro checks which interrupt occured
+ @ this macro checks which interrupt occurred
@ and returns its number in irqnr
- @ and returns if an interrupt occured in irqstat
+ @ and returns if an interrupt occurred in irqstat
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
#ifndef CONFIG_MXC_TZIC
@ Load offset & priority of the highest priority
diff --git a/arch/arm/plat-mxc/include/mach/esdhc.h b/arch/arm/plat-mxc/include/mach/esdhc.h
index a48a9aaa56b..86003f41175 100644
--- a/arch/arm/plat-mxc/include/mach/esdhc.h
+++ b/arch/arm/plat-mxc/include/mach/esdhc.h
@@ -10,7 +10,17 @@
#ifndef __ASM_ARCH_IMX_ESDHC_H
#define __ASM_ARCH_IMX_ESDHC_H
+/**
+ * struct esdhc_platform_data - optional platform data for esdhc on i.MX
+ *
+ * strongly recommended for i.MX25/35, not needed for other variants
+ *
+ * @wp_gpio: gpio for write_protect (-EINVAL if unused)
+ * @cd_gpio: gpio for card_detect interrupt (-EINVAL if unused)
+ */
+
struct esdhc_platform_data {
- unsigned int wp_gpio; /* write protect pin */
+ unsigned int wp_gpio;
+ unsigned int cd_gpio;
};
#endif /* __ASM_ARCH_IMX_ESDHC_H */
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx2x.h b/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
index c4f116d214f..7a9b20abda0 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
@@ -90,12 +90,12 @@
#define PC31_PF_SSI3_CLK (GPIO_PORTC | GPIO_PF | GPIO_IN | 31)
#define PD17_PF_I2C_DATA (GPIO_PORTD | GPIO_PF | GPIO_OUT | 17)
#define PD18_PF_I2C_CLK (GPIO_PORTD | GPIO_PF | GPIO_OUT | 18)
-#define PD19_PF_CSPI2_SS2 (GPIO_PORTD | GPIO_PF | 19)
-#define PD20_PF_CSPI2_SS1 (GPIO_PORTD | GPIO_PF | 20)
-#define PD21_PF_CSPI2_SS0 (GPIO_PORTD | GPIO_PF | 21)
-#define PD22_PF_CSPI2_SCLK (GPIO_PORTD | GPIO_PF | 22)
-#define PD23_PF_CSPI2_MISO (GPIO_PORTD | GPIO_PF | 23)
-#define PD24_PF_CSPI2_MOSI (GPIO_PORTD | GPIO_PF | 24)
+#define PD19_PF_CSPI2_SS2 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 19)
+#define PD20_PF_CSPI2_SS1 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 20)
+#define PD21_PF_CSPI2_SS0 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 21)
+#define PD22_PF_CSPI2_SCLK (GPIO_PORTD | GPIO_PF | GPIO_OUT | 22)
+#define PD23_PF_CSPI2_MISO (GPIO_PORTD | GPIO_PF | GPIO_IN | 23)
+#define PD24_PF_CSPI2_MOSI (GPIO_PORTD | GPIO_PF | GPIO_OUT | 24)
#define PD25_PF_CSPI1_RDY (GPIO_PORTD | GPIO_PF | GPIO_OUT | 25)
#define PD26_PF_CSPI1_SS2 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 26)
#define PD27_PF_CSPI1_SS1 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 27)
diff --git a/arch/arm/plat-mxc/include/mach/mx50.h b/arch/arm/plat-mxc/include/mach/mx50.h
index aaec2a6e7b3..5f2da75a47f 100644
--- a/arch/arm/plat-mxc/include/mach/mx50.h
+++ b/arch/arm/plat-mxc/include/mach/mx50.h
@@ -282,4 +282,8 @@
#define MX50_INT_APBHDMA_CHAN6 116
#define MX50_INT_APBHDMA_CHAN7 117
+#if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
+extern int mx50_revision(void);
+#endif
+
#endif /* ifndef __MACH_MX50_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/mx51.h b/arch/arm/plat-mxc/include/mach/mx51.h
index 1eb339e6c85..dede19a766f 100644
--- a/arch/arm/plat-mxc/include/mach/mx51.h
+++ b/arch/arm/plat-mxc/include/mach/mx51.h
@@ -347,6 +347,7 @@
#if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
extern int mx51_revision(void);
+extern void mx51_display_revision(void);
#endif
/* tape-out 1 defines */
diff --git a/arch/arm/plat-mxc/include/mach/mxc.h b/arch/arm/plat-mxc/include/mach/mxc.h
index 7e072637eef..1aea818d9d3 100644
--- a/arch/arm/plat-mxc/include/mach/mxc.h
+++ b/arch/arm/plat-mxc/include/mach/mxc.h
@@ -51,6 +51,20 @@
#define IMX_CHIP_REVISION_3_3 0x33
#define IMX_CHIP_REVISION_UNKNOWN 0xff
+#define IMX_CHIP_REVISION_1_0_STRING "1.0"
+#define IMX_CHIP_REVISION_1_1_STRING "1.1"
+#define IMX_CHIP_REVISION_1_2_STRING "1.2"
+#define IMX_CHIP_REVISION_1_3_STRING "1.3"
+#define IMX_CHIP_REVISION_2_0_STRING "2.0"
+#define IMX_CHIP_REVISION_2_1_STRING "2.1"
+#define IMX_CHIP_REVISION_2_2_STRING "2.2"
+#define IMX_CHIP_REVISION_2_3_STRING "2.3"
+#define IMX_CHIP_REVISION_3_0_STRING "3.0"
+#define IMX_CHIP_REVISION_3_1_STRING "3.1"
+#define IMX_CHIP_REVISION_3_2_STRING "3.2"
+#define IMX_CHIP_REVISION_3_3_STRING "3.3"
+#define IMX_CHIP_REVISION_UNKNOWN_STRING "unknown"
+
#ifndef __ASSEMBLY__
extern unsigned int __mxc_cpu_type;
#endif
@@ -181,6 +195,15 @@ struct cpu_op {
u32 cpu_rate;
};
+int tzic_enable_wake(int is_idle);
+enum mxc_cpu_pwr_mode {
+ WAIT_CLOCKED, /* wfi only */
+ WAIT_UNCLOCKED, /* WAIT */
+ WAIT_UNCLOCKED_POWER_OFF, /* WAIT + SRPG */
+ STOP_POWER_ON, /* just STOP */
+ STOP_POWER_OFF, /* STOP + SRPG */
+};
+
extern struct cpu_op *(*get_cpu_op)(int *op);
#endif
diff --git a/arch/arm/plat-mxc/include/mach/mxc_nand.h b/arch/arm/plat-mxc/include/mach/mxc_nand.h
index 04c0d060d81..6bb96ef1600 100644
--- a/arch/arm/plat-mxc/include/mach/mxc_nand.h
+++ b/arch/arm/plat-mxc/include/mach/mxc_nand.h
@@ -24,7 +24,7 @@
struct mxc_nand_platform_data {
unsigned int width; /* data bus width in bytes */
- unsigned int hw_ecc:1; /* 0 if supress hardware ECC */
+ unsigned int hw_ecc:1; /* 0 if suppress hardware ECC */
unsigned int flash_bbt:1; /* set to 1 to use a flash based bbt */
struct mtd_partition *parts; /* partition table */
int nr_parts; /* size of parts */
diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h
index 95be51bfe9a..0417da9f710 100644
--- a/arch/arm/plat-mxc/include/mach/system.h
+++ b/arch/arm/plat-mxc/include/mach/system.h
@@ -20,6 +20,8 @@
#include <mach/hardware.h>
#include <mach/common.h>
+extern void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode);
+
static inline void arch_idle(void)
{
#ifdef CONFIG_ARCH_MXC91231
@@ -54,7 +56,9 @@ static inline void arch_idle(void)
"orr %0, %0, #0x00000004\n"
"mcr p15, 0, %0, c1, c0, 0\n"
: "=r" (reg));
- } else
+ } else if (cpu_is_mx51())
+ mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+ else
cpu_do_idle();
}
diff --git a/arch/arm/plat-mxc/irq-common.c b/arch/arm/plat-mxc/irq-common.c
index 0c799ac2773..e1c6eff7258 100644
--- a/arch/arm/plat-mxc/irq-common.c
+++ b/arch/arm/plat-mxc/irq-common.c
@@ -29,7 +29,7 @@ int imx_irq_set_priority(unsigned char irq, unsigned char prio)
ret = -ENOSYS;
- base = get_irq_chip(irq);
+ base = irq_get_chip(irq);
if (base) {
chip = container_of(base, struct mxc_irq_chip, base);
if (chip->set_priority)
@@ -48,7 +48,7 @@ int mxc_set_irq_fiq(unsigned int irq, unsigned int type)
ret = -ENOSYS;
- base = get_irq_chip(irq);
+ base = irq_get_chip(irq);
if (base) {
chip = container_of(base, struct mxc_irq_chip, base);
if (chip->set_irq_fiq)
diff --git a/arch/arm/plat-mxc/time.c b/arch/arm/plat-mxc/time.c
index 9f0c2610595..2237ff8b434 100644
--- a/arch/arm/plat-mxc/time.c
+++ b/arch/arm/plat-mxc/time.c
@@ -27,6 +27,7 @@
#include <linux/clk.h>
#include <mach/hardware.h>
+#include <asm/sched_clock.h>
#include <asm/mach/time.h>
#include <mach/common.h>
@@ -105,6 +106,11 @@ static void gpt_irq_acknowledge(void)
__raw_writel(V2_TSTAT_OF1, timer_base + V2_TSTAT);
}
+static cycle_t dummy_get_cycles(struct clocksource *cs)
+{
+ return 0;
+}
+
static cycle_t mx1_2_get_cycles(struct clocksource *cs)
{
return __raw_readl(timer_base + MX1_2_TCN);
@@ -118,18 +124,35 @@ static cycle_t v2_get_cycles(struct clocksource *cs)
static struct clocksource clocksource_mxc = {
.name = "mxc_timer1",
.rating = 200,
- .read = mx1_2_get_cycles,
+ .read = dummy_get_cycles,
.mask = CLOCKSOURCE_MASK(32),
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
+static DEFINE_CLOCK_DATA(cd);
+unsigned long long notrace sched_clock(void)
+{
+ cycle_t cyc = clocksource_mxc.read(&clocksource_mxc);
+
+ return cyc_to_sched_clock(&cd, cyc, (u32)~0);
+}
+
+static void notrace mxc_update_sched_clock(void)
+{
+ cycle_t cyc = clocksource_mxc.read(&clocksource_mxc);
+ update_sched_clock(&cd, cyc, (u32)~0);
+}
+
static int __init mxc_clocksource_init(struct clk *timer_clk)
{
unsigned int c = clk_get_rate(timer_clk);
if (timer_is_v2())
clocksource_mxc.read = v2_get_cycles;
+ else
+ clocksource_mxc.read = mx1_2_get_cycles;
+ init_sched_clock(&cd, mxc_update_sched_clock, 32, c);
clocksource_register_hz(&clocksource_mxc, c);
return 0;
diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c
index bc3a6be8a27..57f9395f87c 100644
--- a/arch/arm/plat-mxc/tzic.c
+++ b/arch/arm/plat-mxc/tzic.c
@@ -167,8 +167,8 @@ void __init tzic_init_irq(void __iomem *irqbase)
/* all IRQ no FIQ Warning :: No selection */
for (i = 0; i < MXC_INTERNAL_IRQS; i++) {
- set_irq_chip(i, &mxc_tzic_chip.base);
- set_irq_handler(i, handle_level_irq);
+ irq_set_chip_and_handler(i, &mxc_tzic_chip.base,
+ handle_level_irq);
set_irq_flags(i, IRQF_VALID);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-22 05:43:21 +0000