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Diffstat (limited to 'arch/sh/kernel/cpu/sh3/setup-sh7720.c')
-rw-r--r--arch/sh/kernel/cpu/sh3/setup-sh7720.c240
1 files changed, 136 insertions, 104 deletions
diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7720.c b/arch/sh/kernel/cpu/sh3/setup-sh7720.c
index 8028082527c..84df85a5b80 100644
--- a/arch/sh/kernel/cpu/sh3/setup-sh7720.c
+++ b/arch/sh/kernel/cpu/sh3/setup-sh7720.c
@@ -1,7 +1,8 @@
/*
- * SH7720 Setup
+ * Setup code for SH7720, SH7721.
*
* Copyright (C) 2007 Markus Brunner, Mark Jonas
+ * Copyright (C) 2009 Paul Mundt
*
* Based on arch/sh/kernel/cpu/sh4/setup-sh7750.c:
*
@@ -17,11 +18,11 @@
#include <linux/serial.h>
#include <linux/io.h>
#include <linux/serial_sci.h>
+#include <linux/sh_timer.h>
+#include <linux/sh_intc.h>
+#include <linux/usb/ohci_pdriver.h>
#include <asm/rtc.h>
-
-#define INTC_ICR1 0xA4140010UL
-#define INTC_ICR_IRLM 0x4000
-#define INTC_ICR_IRQ (~INTC_ICR_IRLM)
+#include <cpu/serial.h>
static struct resource rtc_resources[] = {
[0] = {
@@ -30,18 +31,8 @@ static struct resource rtc_resources[] = {
.flags = IORESOURCE_IO,
},
[1] = {
- /* Period IRQ */
- .start = 21,
- .flags = IORESOURCE_IRQ,
- },
- [2] = {
- /* Carry IRQ */
- .start = 22,
- .flags = IORESOURCE_IRQ,
- },
- [3] = {
- /* Alarm IRQ */
- .start = 20,
+ /* Shared Period/Carry/Alarm IRQ */
+ .start = evt2irq(0x480),
.flags = IORESOURCE_IRQ,
},
};
@@ -60,28 +51,49 @@ static struct platform_device rtc_device = {
},
};
-static struct plat_sci_port sci_platform_data[] = {
- {
- .mapbase = 0xa4430000,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 80, 80, 80, 80 },
- }, {
- .mapbase = 0xa4438000,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 81, 81, 81, 81 },
- }, {
+static struct plat_sci_port scif0_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE,
+ .type = PORT_SCIF,
+ .ops = &sh7720_sci_port_ops,
+ .regtype = SCIx_SH7705_SCIF_REGTYPE,
+};
- .flags = 0,
- }
+static struct resource scif0_resources[] = {
+ DEFINE_RES_MEM(0xa4430000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0xc00)),
};
-static struct platform_device sci_device = {
+static struct platform_device scif0_device = {
.name = "sh-sci",
- .id = -1,
+ .id = 0,
+ .resource = scif0_resources,
+ .num_resources = ARRAY_SIZE(scif0_resources),
+ .dev = {
+ .platform_data = &scif0_platform_data,
+ },
+};
+
+static struct plat_sci_port scif1_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE,
+ .type = PORT_SCIF,
+ .ops = &sh7720_sci_port_ops,
+ .regtype = SCIx_SH7705_SCIF_REGTYPE,
+};
+
+static struct resource scif1_resources[] = {
+ DEFINE_RES_MEM(0xa4438000, 0x100),
+ DEFINE_RES_IRQ(evt2irq(0xc20)),
+};
+
+static struct platform_device scif1_device = {
+ .name = "sh-sci",
+ .id = 1,
+ .resource = scif1_resources,
+ .num_resources = ARRAY_SIZE(scif1_resources),
.dev = {
- .platform_data = sci_platform_data,
+ .platform_data = &scif1_platform_data,
},
};
@@ -92,19 +104,23 @@ static struct resource usb_ohci_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = 67,
- .end = 67,
+ .start = evt2irq(0xa60),
+ .end = evt2irq(0xa60),
.flags = IORESOURCE_IRQ,
},
};
static u64 usb_ohci_dma_mask = 0xffffffffUL;
+
+static struct usb_ohci_pdata usb_ohci_pdata;
+
static struct platform_device usb_ohci_device = {
- .name = "sh_ohci",
+ .name = "ohci-platform",
.id = -1,
.dev = {
.dma_mask = &usb_ohci_dma_mask,
.coherent_dma_mask = 0xffffffff,
+ .platform_data = &usb_ohci_pdata,
},
.num_resources = ARRAY_SIZE(usb_ohci_resources),
.resource = usb_ohci_resources,
@@ -119,8 +135,8 @@ static struct resource usbf_resources[] = {
},
[1] = {
.name = "sh_udc",
- .start = 65,
- .end = 65,
+ .start = evt2irq(0xa20),
+ .end = evt2irq(0xa20),
.flags = IORESOURCE_IRQ,
},
};
@@ -136,9 +152,52 @@ static struct platform_device usbf_device = {
.resource = usbf_resources,
};
+static struct sh_timer_config cmt_platform_data = {
+ .channels_mask = 0x1f,
+};
+
+static struct resource cmt_resources[] = {
+ DEFINE_RES_MEM(0x044a0000, 0x60),
+ DEFINE_RES_IRQ(evt2irq(0xf00)),
+};
+
+static struct platform_device cmt_device = {
+ .name = "sh-cmt-32",
+ .id = 0,
+ .dev = {
+ .platform_data = &cmt_platform_data,
+ },
+ .resource = cmt_resources,
+ .num_resources = ARRAY_SIZE(cmt_resources),
+};
+
+static struct sh_timer_config tmu0_platform_data = {
+ .channels_mask = 7,
+};
+
+static struct resource tmu0_resources[] = {
+ DEFINE_RES_MEM(0xa412fe90, 0x28),
+ DEFINE_RES_IRQ(evt2irq(0x400)),
+ DEFINE_RES_IRQ(evt2irq(0x420)),
+ DEFINE_RES_IRQ(evt2irq(0x440)),
+};
+
+static struct platform_device tmu0_device = {
+ .name = "sh-tmu-sh3",
+ .id = 0,
+ .dev = {
+ .platform_data = &tmu0_platform_data,
+ },
+ .resource = tmu0_resources,
+ .num_resources = ARRAY_SIZE(tmu0_resources),
+};
+
static struct platform_device *sh7720_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &cmt_device,
+ &tmu0_device,
&rtc_device,
- &sci_device,
&usb_ohci_device,
&usbf_device,
};
@@ -148,77 +207,74 @@ static int __init sh7720_devices_setup(void)
return platform_add_devices(sh7720_devices,
ARRAY_SIZE(sh7720_devices));
}
-__initcall(sh7720_devices_setup);
+arch_initcall(sh7720_devices_setup);
+
+static struct platform_device *sh7720_early_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &cmt_device,
+ &tmu0_device,
+};
+
+void __init plat_early_device_setup(void)
+{
+ early_platform_add_devices(sh7720_early_devices,
+ ARRAY_SIZE(sh7720_early_devices));
+}
enum {
UNUSED = 0,
/* interrupt sources */
- TMU0, TMU1, TMU2, RTC_ATI, RTC_PRI, RTC_CUI,
- WDT, REF_RCMI, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND,
+ TMU0, TMU1, TMU2, RTC,
+ WDT, REF_RCMI, SIM,
IRQ0, IRQ1, IRQ2, IRQ3,
USBF_SPD, TMU_SUNI, IRQ5, IRQ4,
- DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3, LCDC, SSL,
- ADC, DMAC2_DEI4, DMAC2_DEI5, USBFI0, USBFI1, CMT,
+ DMAC1, LCDC, SSL,
+ ADC, DMAC2, USBFI, CMT,
SCIF0, SCIF1,
- PINT07, PINT815, TPU0, TPU1, TPU2, TPU3, IIC,
- SIOF0, SIOF1, MMCI0, MMCI1, MMCI2, MMCI3, PCC,
+ PINT07, PINT815, TPU, IIC,
+ SIOF0, SIOF1, MMC, PCC,
USBHI, AFEIF,
H_UDI,
- /* interrupt groups */
- TMU, RTC, SIM, DMAC1, USBFI, DMAC2, USB, TPU, MMC,
};
static struct intc_vect vectors[] __initdata = {
+ /* IRQ0->5 are handled in setup-sh3.c */
INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
- INTC_VECT(TMU2, 0x440), INTC_VECT(RTC_ATI, 0x480),
- INTC_VECT(RTC_PRI, 0x4a0), INTC_VECT(RTC_CUI, 0x4c0),
- INTC_VECT(SIM_ERI, 0x4e0), INTC_VECT(SIM_RXI, 0x500),
- INTC_VECT(SIM_TXI, 0x520), INTC_VECT(SIM_TEND, 0x540),
+ INTC_VECT(TMU2, 0x440), INTC_VECT(RTC, 0x480),
+ INTC_VECT(RTC, 0x4a0), INTC_VECT(RTC, 0x4c0),
+ INTC_VECT(SIM, 0x4e0), INTC_VECT(SIM, 0x500),
+ INTC_VECT(SIM, 0x520), INTC_VECT(SIM, 0x540),
INTC_VECT(WDT, 0x560), INTC_VECT(REF_RCMI, 0x580),
/* H_UDI cannot be masked */ INTC_VECT(TMU_SUNI, 0x6c0),
- INTC_VECT(USBF_SPD, 0x6e0), INTC_VECT(DMAC1_DEI0, 0x800),
- INTC_VECT(DMAC1_DEI1, 0x820), INTC_VECT(DMAC1_DEI2, 0x840),
- INTC_VECT(DMAC1_DEI3, 0x860), INTC_VECT(LCDC, 0x900),
+ INTC_VECT(USBF_SPD, 0x6e0), INTC_VECT(DMAC1, 0x800),
+ INTC_VECT(DMAC1, 0x820), INTC_VECT(DMAC1, 0x840),
+ INTC_VECT(DMAC1, 0x860), INTC_VECT(LCDC, 0x900),
#if defined(CONFIG_CPU_SUBTYPE_SH7720)
INTC_VECT(SSL, 0x980),
#endif
- INTC_VECT(USBFI0, 0xa20), INTC_VECT(USBFI1, 0xa40),
+ INTC_VECT(USBFI, 0xa20), INTC_VECT(USBFI, 0xa40),
INTC_VECT(USBHI, 0xa60),
- INTC_VECT(DMAC2_DEI4, 0xb80), INTC_VECT(DMAC2_DEI5, 0xba0),
+ INTC_VECT(DMAC2, 0xb80), INTC_VECT(DMAC2, 0xba0),
INTC_VECT(ADC, 0xbe0), INTC_VECT(SCIF0, 0xc00),
INTC_VECT(SCIF1, 0xc20), INTC_VECT(PINT07, 0xc80),
INTC_VECT(PINT815, 0xca0), INTC_VECT(SIOF0, 0xd00),
- INTC_VECT(SIOF1, 0xd20), INTC_VECT(TPU0, 0xd80),
- INTC_VECT(TPU1, 0xda0), INTC_VECT(TPU2, 0xdc0),
- INTC_VECT(TPU3, 0xde0), INTC_VECT(IIC, 0xe00),
- INTC_VECT(MMCI0, 0xe80), INTC_VECT(MMCI1, 0xea0),
- INTC_VECT(MMCI2, 0xec0), INTC_VECT(MMCI3, 0xee0),
+ INTC_VECT(SIOF1, 0xd20), INTC_VECT(TPU, 0xd80),
+ INTC_VECT(TPU, 0xda0), INTC_VECT(TPU, 0xdc0),
+ INTC_VECT(TPU, 0xde0), INTC_VECT(IIC, 0xe00),
+ INTC_VECT(MMC, 0xe80), INTC_VECT(MMC, 0xea0),
+ INTC_VECT(MMC, 0xec0), INTC_VECT(MMC, 0xee0),
INTC_VECT(CMT, 0xf00), INTC_VECT(PCC, 0xf60),
INTC_VECT(AFEIF, 0xfe0),
};
-static struct intc_group groups[] __initdata = {
- INTC_GROUP(TMU, TMU0, TMU1, TMU2),
- INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
- INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND),
- INTC_GROUP(DMAC1, DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3),
- INTC_GROUP(USBFI, USBFI0, USBFI1),
- INTC_GROUP(DMAC2, DMAC2_DEI4, DMAC2_DEI5),
- INTC_GROUP(TPU, TPU0, TPU1, TPU2, TPU3),
- INTC_GROUP(MMC, MMCI0, MMCI1, MMCI2, MMCI3),
-};
-
static struct intc_prio_reg prio_registers[] __initdata = {
{ 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
{ 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } },
{ 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
{ 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } },
-#if defined(CONFIG_CPU_SUBTYPE_SH7720)
{ 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } },
-#else
- { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, 0 } },
-#endif
{ 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } },
{ 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } },
{ 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } },
@@ -226,35 +282,11 @@ static struct intc_prio_reg prio_registers[] __initdata = {
{ 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } },
};
-static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, groups,
+static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, NULL,
NULL, prio_registers, NULL);
-static struct intc_sense_reg sense_registers[] __initdata = {
- { INTC_ICR1, 16, 2, { 0, 0, IRQ5, IRQ4, IRQ3, IRQ2, IRQ1, IRQ0 } },
-};
-
-static struct intc_vect vectors_irq[] __initdata = {
- INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
- INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
- INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
-};
-
-static DECLARE_INTC_DESC(intc_irq_desc, "sh7720-irq", vectors_irq,
- NULL, NULL, prio_registers, sense_registers);
-
-void __init plat_irq_setup_pins(int mode)
-{
- switch (mode) {
- case IRQ_MODE_IRQ:
- ctrl_outw(ctrl_inw(INTC_ICR1) & INTC_ICR_IRQ, INTC_ICR1);
- register_intc_controller(&intc_irq_desc);
- break;
- default:
- BUG();
- }
-}
-
void __init plat_irq_setup(void)
{
register_intc_controller(&intc_desc);
+ plat_irq_setup_sh3();
}
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