You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
129 lines
3.6 KiB
129 lines
3.6 KiB
--- a/arch/arm/mach-cns3xxx/Makefile
|
|
+++ b/arch/arm/mach-cns3xxx/Makefile
|
|
@@ -1,4 +1,4 @@
|
|
-obj-$(CONFIG_ARCH_CNS3XXX) += core.o pm.o devices.o
|
|
+obj-$(CONFIG_ARCH_CNS3XXX) += core.o gpio.o pm.o devices.o
|
|
obj-$(CONFIG_PCI) += pcie.o
|
|
obj-$(CONFIG_MACH_CNS3420VB) += cns3420vb.o
|
|
obj-$(CONFIG_MACH_GW2388) += laguna.o
|
|
--- a/arch/arm/mach-cns3xxx/cns3420vb.c
|
|
+++ b/arch/arm/mach-cns3xxx/cns3420vb.c
|
|
@@ -199,7 +199,10 @@ static void __init cns3420_init(void)
|
|
|
|
cns3xxx_ahci_init();
|
|
cns3xxx_sdhci_init();
|
|
-
|
|
+ cns3xxx_gpio_init( 0, 32, CNS3XXX_GPIOA_BASE_VIRT, IRQ_CNS3XXX_GPIOA,
|
|
+ NR_IRQS_CNS3XXX);
|
|
+ cns3xxx_gpio_init(32, 32, CNS3XXX_GPIOB_BASE_VIRT, IRQ_CNS3XXX_GPIOB,
|
|
+ NR_IRQS_CNS3XXX + 32);
|
|
cns3xxx_pcie_init(0x3);
|
|
|
|
pm_power_off = cns3xxx_power_off;
|
|
--- a/arch/arm/mach-cns3xxx/core.c
|
|
+++ b/arch/arm/mach-cns3xxx/core.c
|
|
@@ -21,7 +21,6 @@
|
|
#include <asm/hardware/gic.h>
|
|
#include <asm/smp_twd.h>
|
|
#include <asm/hardware/cache-l2x0.h>
|
|
-#include <asm/gpio.h>
|
|
#include <mach/cns3xxx.h>
|
|
#include "core.h"
|
|
|
|
@@ -83,73 +82,12 @@ static struct map_desc cns3xxx_io_desc[]
|
|
},
|
|
};
|
|
|
|
-static inline void gpio_line_config(u8 line, u32 direction)
|
|
-{
|
|
- u32 reg;
|
|
- if (direction) {
|
|
- if (line < 32) {
|
|
- reg = __raw_readl(CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- reg |= (1 << line);
|
|
- __raw_writel(reg, CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- } else {
|
|
- reg = __raw_readl(CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- reg |= (1 << (line - 32));
|
|
- __raw_writel(reg, CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- }
|
|
- } else {
|
|
- if (line < 32) {
|
|
- reg = __raw_readl(CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- reg &= ~(1 << line);
|
|
- __raw_writel(reg, CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- } else {
|
|
- reg = __raw_readl(CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- reg &= ~(1 << (line - 32));
|
|
- __raw_writel(reg, CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_DIR);
|
|
- }
|
|
- }
|
|
-}
|
|
-
|
|
-static int cns3xxx_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
|
|
-{
|
|
- gpio_line_config(gpio, CNS3XXX_GPIO_IN);
|
|
- return 0;
|
|
-}
|
|
-
|
|
-static int cns3xxx_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, int level)
|
|
-{
|
|
- gpio_line_set(gpio, level);
|
|
- gpio_line_config(gpio, CNS3XXX_GPIO_OUT);
|
|
- return 0;
|
|
-}
|
|
-
|
|
-static int cns3xxx_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
|
|
-{
|
|
- return gpio_get_value(gpio);
|
|
-}
|
|
-
|
|
-static void cns3xxx_gpio_set_value(struct gpio_chip *chip, unsigned gpio, int value)
|
|
-{
|
|
- gpio_set_value(gpio, value);
|
|
-}
|
|
-
|
|
-static struct gpio_chip cns3xxx_gpio_chip = {
|
|
- .label = "CNS3XXX_GPIO_CHIP",
|
|
- .direction_input = cns3xxx_gpio_direction_input,
|
|
- .direction_output = cns3xxx_gpio_direction_output,
|
|
- .get = cns3xxx_gpio_get_value,
|
|
- .set = cns3xxx_gpio_set_value,
|
|
- .base = 0,
|
|
- .ngpio = 64,
|
|
-};
|
|
-
|
|
void __init cns3xxx_common_init(void)
|
|
{
|
|
#ifdef CONFIG_LOCAL_TIMERS
|
|
twd_base = (void __iomem *) CNS3XXX_TC11MP_TWD_BASE_VIRT;
|
|
#endif
|
|
iotable_init(cns3xxx_io_desc, ARRAY_SIZE(cns3xxx_io_desc));
|
|
-
|
|
- gpiochip_add(&cns3xxx_gpio_chip);
|
|
}
|
|
|
|
/* used by entry-macro.S */
|
|
--- a/arch/arm/Kconfig
|
|
+++ b/arch/arm/Kconfig
|
|
@@ -366,7 +366,8 @@ config ARCH_CLPS711X
|
|
config ARCH_CNS3XXX
|
|
bool "Cavium Networks CNS3XXX family"
|
|
select CPU_V6K
|
|
- select ARCH_WANT_OPTIONAL_GPIOLIB
|
|
+ select ARCH_REQUIRE_GPIOLIB
|
|
+ select GENERIC_IRQ_CHIP
|
|
select GENERIC_CLOCKEVENTS
|
|
select ARM_GIC
|
|
select CLKDEV_LOOKUP
|
|
--- a/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h
|
|
+++ b/arch/arm/mach-cns3xxx/include/mach/cns3xxx.h
|
|
@@ -627,7 +627,7 @@ int cns3xxx_cpu_clock(void);
|
|
|
|
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_CNS3XXX)
|
|
#undef NR_IRQS
|
|
-#define NR_IRQS NR_IRQS_CNS3XXX
|
|
+#define NR_IRQS (NR_IRQS_CNS3XXX + 64)
|
|
#endif
|
|
|
|
#endif /* __MACH_BOARD_CNS3XXX_H */
|
|
|