* linux/arch/arm/mach-sa1100/neponset.c
*
*/
-#include <linux/kernel.h>
#include <linux/init.h>
-#include <linux/tty.h>
#include <linux/ioport.h>
-#include <linux/serial_core.h>
+#include <linux/kernel.h>
#include <linux/platform_device.h>
+#include <linux/serial_core.h>
-#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/irq.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <asm/mach/serial_sa1100.h>
-#include <mach/assabet.h>
-#include <mach/neponset.h>
#include <asm/hardware/sa1111.h>
#include <asm/sizes.h>
+#include <mach/hardware.h>
+#include <mach/assabet.h>
+#include <mach/neponset.h>
+
+void neponset_ncr_frob(unsigned int mask, unsigned int val)
+{
+ unsigned long flags;
+
+ local_irq_save(flags);
+ NCR_0 = (NCR_0 & ~mask) | val;
+ local_irq_restore(flags);
+}
+
+static void neponset_set_mctrl(struct uart_port *port, u_int mctrl)
+{
+ u_int mdm_ctl0 = MDM_CTL_0;
+
+ if (port->mapbase == _Ser1UTCR0) {
+ if (mctrl & TIOCM_RTS)
+ mdm_ctl0 &= ~MDM_CTL0_RTS2;
+ else
+ mdm_ctl0 |= MDM_CTL0_RTS2;
+
+ if (mctrl & TIOCM_DTR)
+ mdm_ctl0 &= ~MDM_CTL0_DTR2;
+ else
+ mdm_ctl0 |= MDM_CTL0_DTR2;
+ } else if (port->mapbase == _Ser3UTCR0) {
+ if (mctrl & TIOCM_RTS)
+ mdm_ctl0 &= ~MDM_CTL0_RTS1;
+ else
+ mdm_ctl0 |= MDM_CTL0_RTS1;
+
+ if (mctrl & TIOCM_DTR)
+ mdm_ctl0 &= ~MDM_CTL0_DTR1;
+ else
+ mdm_ctl0 |= MDM_CTL0_DTR1;
+ }
+
+ MDM_CTL_0 = mdm_ctl0;
+}
+
+static u_int neponset_get_mctrl(struct uart_port *port)
+{
+ u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR;
+ u_int mdm_ctl1 = MDM_CTL_1;
+
+ if (port->mapbase == _Ser1UTCR0) {
+ if (mdm_ctl1 & MDM_CTL1_DCD2)
+ ret &= ~TIOCM_CD;
+ if (mdm_ctl1 & MDM_CTL1_CTS2)
+ ret &= ~TIOCM_CTS;
+ if (mdm_ctl1 & MDM_CTL1_DSR2)
+ ret &= ~TIOCM_DSR;
+ } else if (port->mapbase == _Ser3UTCR0) {
+ if (mdm_ctl1 & MDM_CTL1_DCD1)
+ ret &= ~TIOCM_CD;
+ if (mdm_ctl1 & MDM_CTL1_CTS1)
+ ret &= ~TIOCM_CTS;
+ if (mdm_ctl1 & MDM_CTL1_DSR1)
+ ret &= ~TIOCM_DSR;
+ }
+
+ return ret;
+}
+
+static struct sa1100_port_fns neponset_port_fns __devinitdata = {
+ .set_mctrl = neponset_set_mctrl,
+ .get_mctrl = neponset_get_mctrl,
+};
+
/*
* Install handler for Neponset IRQ. Note that we have to loop here
* since the ETHERNET and USAR IRQs are level based, and we need to
}
}
-static void neponset_set_mctrl(struct uart_port *port, u_int mctrl)
+/*
+ * Yes, we really do not have any kind of masking or unmasking
+ */
+static void nochip_noop(struct irq_data *irq)
{
- u_int mdm_ctl0 = MDM_CTL_0;
-
- if (port->mapbase == _Ser1UTCR0) {
- if (mctrl & TIOCM_RTS)
- mdm_ctl0 &= ~MDM_CTL0_RTS2;
- else
- mdm_ctl0 |= MDM_CTL0_RTS2;
+}
- if (mctrl & TIOCM_DTR)
- mdm_ctl0 &= ~MDM_CTL0_DTR2;
- else
- mdm_ctl0 |= MDM_CTL0_DTR2;
- } else if (port->mapbase == _Ser3UTCR0) {
- if (mctrl & TIOCM_RTS)
- mdm_ctl0 &= ~MDM_CTL0_RTS1;
- else
- mdm_ctl0 |= MDM_CTL0_RTS1;
+static struct irq_chip nochip = {
+ .name = "neponset",
+ .irq_ack = nochip_noop,
+ .irq_mask = nochip_noop,
+ .irq_unmask = nochip_noop,
+};
- if (mctrl & TIOCM_DTR)
- mdm_ctl0 &= ~MDM_CTL0_DTR1;
- else
- mdm_ctl0 |= MDM_CTL0_DTR1;
- }
+static struct resource sa1111_resources[] = {
+ [0] = DEFINE_RES_MEM(0x40000000, SZ_8K),
+ [1] = DEFINE_RES_IRQ(IRQ_NEPONSET_SA1111),
+};
- MDM_CTL_0 = mdm_ctl0;
-}
+static struct sa1111_platform_data sa1111_info = {
+ .irq_base = IRQ_BOARD_END,
+};
-static u_int neponset_get_mctrl(struct uart_port *port)
-{
- u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR;
- u_int mdm_ctl1 = MDM_CTL_1;
+static u64 sa1111_dmamask = 0xffffffffUL;
- if (port->mapbase == _Ser1UTCR0) {
- if (mdm_ctl1 & MDM_CTL1_DCD2)
- ret &= ~TIOCM_CD;
- if (mdm_ctl1 & MDM_CTL1_CTS2)
- ret &= ~TIOCM_CTS;
- if (mdm_ctl1 & MDM_CTL1_DSR2)
- ret &= ~TIOCM_DSR;
- } else if (port->mapbase == _Ser3UTCR0) {
- if (mdm_ctl1 & MDM_CTL1_DCD1)
- ret &= ~TIOCM_CD;
- if (mdm_ctl1 & MDM_CTL1_CTS1)
- ret &= ~TIOCM_CTS;
- if (mdm_ctl1 & MDM_CTL1_DSR1)
- ret &= ~TIOCM_DSR;
- }
+static struct platform_device sa1111_device = {
+ .name = "sa1111",
+ .id = 0,
+ .dev = {
+ .dma_mask = &sa1111_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &sa1111_info,
+ },
+ .num_resources = ARRAY_SIZE(sa1111_resources),
+ .resource = sa1111_resources,
+};
- return ret;
-}
+static struct resource smc91x_resources[] = {
+ [0] = DEFINE_RES_MEM_NAMED(SA1100_CS3_PHYS, 0x02000000, "smc91x-regs"),
+ [1] = DEFINE_RES_IRQ(IRQ_NEPONSET_SMC9196),
+ [2] = DEFINE_RES_MEM_NAMED(SA1100_CS3_PHYS + 0x02000000,
+ 0x02000000, "smc91x-attrib"),
+};
-static struct sa1100_port_fns neponset_port_fns __devinitdata = {
- .set_mctrl = neponset_set_mctrl,
- .get_mctrl = neponset_get_mctrl,
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
};
static int __devinit neponset_probe(struct platform_device *dev)
* Setup other Neponset IRQs. SA1111 will be done by the
* generic SA1111 code.
*/
- irq_set_handler(IRQ_NEPONSET_SMC9196, handle_simple_irq);
+ irq_set_chip_and_handler(IRQ_NEPONSET_SMC9196, &nochip,
+ handle_simple_irq);
set_irq_flags(IRQ_NEPONSET_SMC9196, IRQF_VALID | IRQF_PROBE);
- irq_set_handler(IRQ_NEPONSET_USAR, handle_simple_irq);
+ irq_set_chip_and_handler(IRQ_NEPONSET_USAR, &nochip,
+ handle_simple_irq);
set_irq_flags(IRQ_NEPONSET_USAR, IRQF_VALID | IRQF_PROBE);
+ irq_set_chip(IRQ_NEPONSET_SA1111, &nochip);
/*
* Disable GPIO 0/1 drivers so the buttons work on the module.
.resume = neponset_resume,
.driver = {
.name = "neponset",
+ .owner = THIS_MODULE,
},
};
static struct resource neponset_resources[] = {
- [0] = {
- .start = 0x10000000,
- .end = 0x17ffffff,
- .flags = IORESOURCE_MEM,
- },
+ [0] = DEFINE_RES_MEM(0x10000000, 0x08000000),
};
static struct platform_device neponset_device = {
.resource = neponset_resources,
};
-static struct resource sa1111_resources[] = {
- [0] = {
- .start = 0x40000000,
- .end = 0x40001fff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_NEPONSET_SA1111,
- .end = IRQ_NEPONSET_SA1111,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct sa1111_platform_data sa1111_info = {
- .irq_base = IRQ_BOARD_END,
-};
-
-static u64 sa1111_dmamask = 0xffffffffUL;
-
-static struct platform_device sa1111_device = {
- .name = "sa1111",
- .id = 0,
- .dev = {
- .dma_mask = &sa1111_dmamask,
- .coherent_dma_mask = 0xffffffff,
- .platform_data = &sa1111_info,
- },
- .num_resources = ARRAY_SIZE(sa1111_resources),
- .resource = sa1111_resources,
-};
-
-static struct resource smc91x_resources[] = {
- [0] = {
- .name = "smc91x-regs",
- .start = SA1100_CS3_PHYS,
- .end = SA1100_CS3_PHYS + 0x01ffffff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_NEPONSET_SMC9196,
- .end = IRQ_NEPONSET_SMC9196,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- .name = "smc91x-attrib",
- .start = SA1100_CS3_PHYS + 0x02000000,
- .end = SA1100_CS3_PHYS + 0x03ffffff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device smc91x_device = {
- .name = "smc91x",
- .id = 0,
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
-};
-
static struct platform_device *devices[] __initdata = {
&neponset_device,
&sa1111_device,