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path: root/arch/arm/mach-shmobile/setup-r8a7740.c
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Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7740.c')
-rw-r--r--arch/arm/mach-shmobile/setup-r8a7740.c476
1 files changed, 276 insertions, 200 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c
index 095222469d0..35dec233301 100644
--- a/arch/arm/mach-shmobile/setup-r8a7740.c
+++ b/arch/arm/mach-shmobile/setup-r8a7740.c
@@ -22,12 +22,15 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/irqchip.h>
+#include <linux/irqchip/arm-gic.h>
+#include <linux/platform_data/irq-renesas-intc-irqpin.h>
#include <linux/platform_device.h>
#include <linux/of_platform.h>
#include <linux/serial_sci.h>
#include <linux/sh_dma.h>
#include <linux/sh_timer.h>
-#include <linux/dma-mapping.h>
+#include <linux/platform_data/sh_ipmmu.h>
#include <mach/dma-register.h>
#include <mach/r8a7740.h>
#include <mach/pm-rmobile.h>
@@ -68,201 +71,245 @@ void __init r8a7740_map_io(void)
iotable_init(r8a7740_io_desc, ARRAY_SIZE(r8a7740_io_desc));
}
-/* SCIFA0 */
-static struct plat_sci_port scif0_platform_data = {
- .mapbase = 0xe6c40000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0c00)),
+/* PFC */
+static const struct resource pfc_resources[] = {
+ DEFINE_RES_MEM(0xe6050000, 0x8000),
+ DEFINE_RES_MEM(0xe605800c, 0x0020),
+};
+
+void __init r8a7740_pinmux_init(void)
+{
+ platform_device_register_simple("pfc-r8a7740", -1, pfc_resources,
+ ARRAY_SIZE(pfc_resources));
+}
+
+static struct renesas_intc_irqpin_config irqpin0_platform_data = {
+ .irq_base = irq_pin(0), /* IRQ0 -> IRQ7 */
+};
+
+static struct resource irqpin0_resources[] = {
+ DEFINE_RES_MEM(0xe6900000, 4), /* ICR1A */
+ DEFINE_RES_MEM(0xe6900010, 4), /* INTPRI00A */
+ DEFINE_RES_MEM(0xe6900020, 1), /* INTREQ00A */
+ DEFINE_RES_MEM(0xe6900040, 1), /* INTMSK00A */
+ DEFINE_RES_MEM(0xe6900060, 1), /* INTMSKCLR00A */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ0 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ1 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ2 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ3 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ4 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ5 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ6 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ7 */
};
-static struct platform_device scif0_device = {
- .name = "sh-sci",
+static struct platform_device irqpin0_device = {
+ .name = "renesas_intc_irqpin",
.id = 0,
+ .resource = irqpin0_resources,
+ .num_resources = ARRAY_SIZE(irqpin0_resources),
.dev = {
- .platform_data = &scif0_platform_data,
+ .platform_data = &irqpin0_platform_data,
},
};
-/* SCIFA1 */
-static struct plat_sci_port scif1_platform_data = {
- .mapbase = 0xe6c50000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0c20)),
+static struct renesas_intc_irqpin_config irqpin1_platform_data = {
+ .irq_base = irq_pin(8), /* IRQ8 -> IRQ15 */
+};
+
+static struct resource irqpin1_resources[] = {
+ DEFINE_RES_MEM(0xe6900004, 4), /* ICR2A */
+ DEFINE_RES_MEM(0xe6900014, 4), /* INTPRI10A */
+ DEFINE_RES_MEM(0xe6900024, 1), /* INTREQ10A */
+ DEFINE_RES_MEM(0xe6900044, 1), /* INTMSK10A */
+ DEFINE_RES_MEM(0xe6900064, 1), /* INTMSKCLR10A */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ8 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ9 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ10 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ11 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ12 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ13 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ14 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ15 */
};
-static struct platform_device scif1_device = {
- .name = "sh-sci",
+static struct platform_device irqpin1_device = {
+ .name = "renesas_intc_irqpin",
.id = 1,
+ .resource = irqpin1_resources,
+ .num_resources = ARRAY_SIZE(irqpin1_resources),
.dev = {
- .platform_data = &scif1_platform_data,
+ .platform_data = &irqpin1_platform_data,
},
};
-/* SCIFA2 */
-static struct plat_sci_port scif2_platform_data = {
- .mapbase = 0xe6c60000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0c40)),
+static struct renesas_intc_irqpin_config irqpin2_platform_data = {
+ .irq_base = irq_pin(16), /* IRQ16 -> IRQ23 */
};
-static struct platform_device scif2_device = {
- .name = "sh-sci",
+static struct resource irqpin2_resources[] = {
+ DEFINE_RES_MEM(0xe6900008, 4), /* ICR3A */
+ DEFINE_RES_MEM(0xe6900018, 4), /* INTPRI30A */
+ DEFINE_RES_MEM(0xe6900028, 1), /* INTREQ30A */
+ DEFINE_RES_MEM(0xe6900048, 1), /* INTMSK30A */
+ DEFINE_RES_MEM(0xe6900068, 1), /* INTMSKCLR30A */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ16 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ17 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ18 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ19 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ20 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ21 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ22 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ23 */
+};
+
+static struct platform_device irqpin2_device = {
+ .name = "renesas_intc_irqpin",
.id = 2,
+ .resource = irqpin2_resources,
+ .num_resources = ARRAY_SIZE(irqpin2_resources),
.dev = {
- .platform_data = &scif2_platform_data,
+ .platform_data = &irqpin2_platform_data,
},
};
-/* SCIFA3 */
-static struct plat_sci_port scif3_platform_data = {
- .mapbase = 0xe6c70000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0c60)),
+static struct renesas_intc_irqpin_config irqpin3_platform_data = {
+ .irq_base = irq_pin(24), /* IRQ24 -> IRQ31 */
};
-static struct platform_device scif3_device = {
- .name = "sh-sci",
- .id = 3,
- .dev = {
- .platform_data = &scif3_platform_data,
- },
+static struct resource irqpin3_resources[] = {
+ DEFINE_RES_MEM(0xe690000c, 4), /* ICR3A */
+ DEFINE_RES_MEM(0xe690001c, 4), /* INTPRI30A */
+ DEFINE_RES_MEM(0xe690002c, 1), /* INTREQ30A */
+ DEFINE_RES_MEM(0xe690004c, 1), /* INTMSK30A */
+ DEFINE_RES_MEM(0xe690006c, 1), /* INTMSKCLR30A */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ24 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ25 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ26 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ27 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ28 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ29 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ30 */
+ DEFINE_RES_IRQ(gic_spi(149)), /* IRQ31 */
};
-/* SCIFA4 */
-static struct plat_sci_port scif4_platform_data = {
- .mapbase = 0xe6c80000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0d20)),
-};
-
-static struct platform_device scif4_device = {
- .name = "sh-sci",
- .id = 4,
+static struct platform_device irqpin3_device = {
+ .name = "renesas_intc_irqpin",
+ .id = 3,
+ .resource = irqpin3_resources,
+ .num_resources = ARRAY_SIZE(irqpin3_resources),
.dev = {
- .platform_data = &scif4_platform_data,
- },
-};
+ .platform_data = &irqpin3_platform_data,
+ },
+};
+
+/* SCIF */
+#define R8A7740_SCIF(scif_type, index, baseaddr, irq) \
+static struct plat_sci_port scif##index##_platform_data = { \
+ .type = scif_type, \
+ .flags = UPF_BOOT_AUTOCONF, \
+ .scscr = SCSCR_RE | SCSCR_TE, \
+}; \
+ \
+static struct resource scif##index##_resources[] = { \
+ DEFINE_RES_MEM(baseaddr, 0x100), \
+ DEFINE_RES_IRQ(irq), \
+}; \
+ \
+static struct platform_device scif##index##_device = { \
+ .name = "sh-sci", \
+ .id = index, \
+ .resource = scif##index##_resources, \
+ .num_resources = ARRAY_SIZE(scif##index##_resources), \
+ .dev = { \
+ .platform_data = &scif##index##_platform_data, \
+ }, \
+}
-/* SCIFA5 */
-static struct plat_sci_port scif5_platform_data = {
- .mapbase = 0xe6cb0000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0d40)),
-};
+R8A7740_SCIF(PORT_SCIFA, 0, 0xe6c40000, gic_spi(100));
+R8A7740_SCIF(PORT_SCIFA, 1, 0xe6c50000, gic_spi(101));
+R8A7740_SCIF(PORT_SCIFA, 2, 0xe6c60000, gic_spi(102));
+R8A7740_SCIF(PORT_SCIFA, 3, 0xe6c70000, gic_spi(103));
+R8A7740_SCIF(PORT_SCIFA, 4, 0xe6c80000, gic_spi(104));
+R8A7740_SCIF(PORT_SCIFA, 5, 0xe6cb0000, gic_spi(105));
+R8A7740_SCIF(PORT_SCIFA, 6, 0xe6cc0000, gic_spi(106));
+R8A7740_SCIF(PORT_SCIFA, 7, 0xe6cd0000, gic_spi(107));
+R8A7740_SCIF(PORT_SCIFB, 8, 0xe6c30000, gic_spi(108));
-static struct platform_device scif5_device = {
- .name = "sh-sci",
- .id = 5,
- .dev = {
- .platform_data = &scif5_platform_data,
- },
+/* CMT */
+static struct sh_timer_config cmt1_platform_data = {
+ .channels_mask = 0x3f,
};
-/* SCIFA6 */
-static struct plat_sci_port scif6_platform_data = {
- .mapbase = 0xe6cc0000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x04c0)),
+static struct resource cmt1_resources[] = {
+ DEFINE_RES_MEM(0xe6138000, 0x170),
+ DEFINE_RES_IRQ(gic_spi(58)),
};
-static struct platform_device scif6_device = {
- .name = "sh-sci",
- .id = 6,
- .dev = {
- .platform_data = &scif6_platform_data,
+static struct platform_device cmt1_device = {
+ .name = "sh-cmt-48",
+ .id = 1,
+ .dev = {
+ .platform_data = &cmt1_platform_data,
},
+ .resource = cmt1_resources,
+ .num_resources = ARRAY_SIZE(cmt1_resources),
};
-/* SCIFA7 */
-static struct plat_sci_port scif7_platform_data = {
- .mapbase = 0xe6cd0000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFA,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x04e0)),
+/* TMU */
+static struct sh_timer_config tmu0_platform_data = {
+ .channels_mask = 7,
};
-static struct platform_device scif7_device = {
- .name = "sh-sci",
- .id = 7,
- .dev = {
- .platform_data = &scif7_platform_data,
- },
+static struct resource tmu0_resources[] = {
+ DEFINE_RES_MEM(0xfff80000, 0x2c),
+ DEFINE_RES_IRQ(gic_spi(198)),
+ DEFINE_RES_IRQ(gic_spi(199)),
+ DEFINE_RES_IRQ(gic_spi(200)),
};
-/* SCIFB */
-static struct plat_sci_port scifb_platform_data = {
- .mapbase = 0xe6c30000,
- .flags = UPF_BOOT_AUTOCONF,
- .scscr = SCSCR_RE | SCSCR_TE,
- .scbrr_algo_id = SCBRR_ALGO_4,
- .type = PORT_SCIFB,
- .irqs = SCIx_IRQ_MUXED(evt2irq(0x0d60)),
+static struct platform_device tmu0_device = {
+ .name = "sh-tmu",
+ .id = 0,
+ .dev = {
+ .platform_data = &tmu0_platform_data,
+ },
+ .resource = tmu0_resources,
+ .num_resources = ARRAY_SIZE(tmu0_resources),
};
-static struct platform_device scifb_device = {
- .name = "sh-sci",
- .id = 8,
- .dev = {
- .platform_data = &scifb_platform_data,
+/* IPMMUI (an IPMMU module for ICB/LMB) */
+static struct resource ipmmu_resources[] = {
+ [0] = {
+ .name = "IPMMUI",
+ .start = 0xfe951000,
+ .end = 0xfe9510ff,
+ .flags = IORESOURCE_MEM,
},
};
-/* CMT */
-static struct sh_timer_config cmt10_platform_data = {
- .name = "CMT10",
- .channel_offset = 0x10,
- .timer_bit = 0,
- .clockevent_rating = 125,
- .clocksource_rating = 125,
+static const char * const ipmmu_dev_names[] = {
+ "sh_mobile_lcdc_fb.0",
+ "sh_mobile_lcdc_fb.1",
+ "sh_mobile_ceu.0",
};
-static struct resource cmt10_resources[] = {
- [0] = {
- .name = "CMT10",
- .start = 0xe6138010,
- .end = 0xe613801b,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = evt2irq(0x0b00),
- .flags = IORESOURCE_IRQ,
- },
+static struct shmobile_ipmmu_platform_data ipmmu_platform_data = {
+ .dev_names = ipmmu_dev_names,
+ .num_dev_names = ARRAY_SIZE(ipmmu_dev_names),
};
-static struct platform_device cmt10_device = {
- .name = "sh_cmt",
- .id = 10,
+static struct platform_device ipmmu_device = {
+ .name = "ipmmu",
+ .id = -1,
.dev = {
- .platform_data = &cmt10_platform_data,
+ .platform_data = &ipmmu_platform_data,
},
- .resource = cmt10_resources,
- .num_resources = ARRAY_SIZE(cmt10_resources),
+ .resource = ipmmu_resources,
+ .num_resources = ARRAY_SIZE(ipmmu_resources),
};
-static struct platform_device *r8a7740_early_devices[] __initdata = {
+static struct platform_device *r8a7740_devices_dt[] __initdata = {
&scif0_device,
&scif1_device,
&scif2_device,
@@ -271,8 +318,17 @@ static struct platform_device *r8a7740_early_devices[] __initdata = {
&scif5_device,
&scif6_device,
&scif7_device,
- &scifb_device,
- &cmt10_device,
+ &scif8_device,
+ &cmt1_device,
+};
+
+static struct platform_device *r8a7740_early_devices[] __initdata = {
+ &irqpin0_device,
+ &irqpin1_device,
+ &irqpin2_device,
+ &irqpin3_device,
+ &tmu0_device,
+ &ipmmu_device,
};
/* DMA */
@@ -322,6 +378,16 @@ static const struct sh_dmae_slave_config r8a7740_dmae_slaves[] = {
.addr = 0xfe1f0064,
.chcr = CHCR_TX(XMIT_SZ_32BIT),
.mid_rid = 0xb5,
+ }, {
+ .slave_id = SHDMA_SLAVE_MMCIF_TX,
+ .addr = 0xe6bd0034,
+ .chcr = CHCR_TX(XMIT_SZ_32BIT),
+ .mid_rid = 0xd1,
+ }, {
+ .slave_id = SHDMA_SLAVE_MMCIF_RX,
+ .addr = 0xe6bd0034,
+ .chcr = CHCR_RX(XMIT_SZ_32BIT),
+ .mid_rid = 0xd2,
},
};
@@ -373,14 +439,14 @@ static struct resource r8a7740_dmae0_resources[] = {
},
{
.name = "error_irq",
- .start = evt2irq(0x20c0),
- .end = evt2irq(0x20c0),
+ .start = gic_spi(34),
+ .end = gic_spi(34),
.flags = IORESOURCE_IRQ,
},
{
/* IRQ for channels 0-5 */
- .start = evt2irq(0x2000),
- .end = evt2irq(0x20a0),
+ .start = gic_spi(28),
+ .end = gic_spi(33),
.flags = IORESOURCE_IRQ,
},
};
@@ -401,14 +467,14 @@ static struct resource r8a7740_dmae1_resources[] = {
},
{
.name = "error_irq",
- .start = evt2irq(0x21c0),
- .end = evt2irq(0x21c0),
+ .start = gic_spi(41),
+ .end = gic_spi(41),
.flags = IORESOURCE_IRQ,
},
{
/* IRQ for channels 0-5 */
- .start = evt2irq(0x2100),
- .end = evt2irq(0x21a0),
+ .start = gic_spi(35),
+ .end = gic_spi(40),
.flags = IORESOURCE_IRQ,
},
};
@@ -429,14 +495,14 @@ static struct resource r8a7740_dmae2_resources[] = {
},
{
.name = "error_irq",
- .start = evt2irq(0x22c0),
- .end = evt2irq(0x22c0),
+ .start = gic_spi(48),
+ .end = gic_spi(48),
.flags = IORESOURCE_IRQ,
},
{
/* IRQ for channels 0-5 */
- .start = evt2irq(0x2200),
- .end = evt2irq(0x22a0),
+ .start = gic_spi(42),
+ .end = gic_spi(47),
.flags = IORESOURCE_IRQ,
},
};
@@ -525,8 +591,8 @@ static struct resource r8a7740_usb_dma_resources[] = {
},
{
/* IRQ for channels */
- .start = evt2irq(0x0a00),
- .end = evt2irq(0x0a00),
+ .start = gic_spi(49),
+ .end = gic_spi(49),
.flags = IORESOURCE_IRQ,
},
};
@@ -550,8 +616,8 @@ static struct resource i2c0_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = intcs_evt2irq(0xe00),
- .end = intcs_evt2irq(0xe60),
+ .start = gic_spi(201),
+ .end = gic_spi(204),
.flags = IORESOURCE_IRQ,
},
};
@@ -564,8 +630,8 @@ static struct resource i2c1_resources[] = {
.flags = IORESOURCE_MEM,
},
[1] = {
- .start = evt2irq(0x780), /* IIC1_ALI1 */
- .end = evt2irq(0x7e0), /* IIC1_DTEI1 */
+ .start = gic_spi(70), /* IIC1_ALI1 */
+ .end = gic_spi(73), /* IIC1_DTEI1 */
.flags = IORESOURCE_IRQ,
},
};
@@ -586,8 +652,8 @@ static struct platform_device i2c1_device = {
static struct resource pmu_resources[] = {
[0] = {
- .start = evt2irq(0x19a0),
- .end = evt2irq(0x19a0),
+ .start = gic_spi(83),
+ .end = gic_spi(83),
.flags = IORESOURCE_IRQ,
},
};
@@ -616,7 +682,7 @@ static struct platform_device *r8a7740_late_devices[] __initdata = {
* "Media RAM (MERAM)" on r8a7740 documentation
*/
#define MEBUFCNTR 0xFE950098
-void r8a7740_meram_workaround(void)
+void __init r8a7740_meram_workaround(void)
{
void __iomem *reg;
@@ -688,6 +754,8 @@ void __init r8a7740_add_standard_devices(void)
/* add devices */
platform_add_devices(r8a7740_early_devices,
ARRAY_SIZE(r8a7740_early_devices));
+ platform_add_devices(r8a7740_devices_dt,
+ ARRAY_SIZE(r8a7740_devices_dt));
platform_add_devices(r8a7740_late_devices,
ARRAY_SIZE(r8a7740_late_devices));
@@ -701,55 +769,64 @@ void __init r8a7740_add_standard_devices(void)
rmobile_add_device_to_domain("A3SP", &scif5_device);
rmobile_add_device_to_domain("A3SP", &scif6_device);
rmobile_add_device_to_domain("A3SP", &scif7_device);
- rmobile_add_device_to_domain("A3SP", &scifb_device);
+ rmobile_add_device_to_domain("A3SP", &scif8_device);
rmobile_add_device_to_domain("A3SP", &i2c1_device);
}
-static void __init r8a7740_earlytimer_init(void)
-{
- r8a7740_clock_init(0);
- shmobile_earlytimer_init();
-}
-
void __init r8a7740_add_early_devices(void)
{
early_platform_add_devices(r8a7740_early_devices,
ARRAY_SIZE(r8a7740_early_devices));
+ early_platform_add_devices(r8a7740_devices_dt,
+ ARRAY_SIZE(r8a7740_devices_dt));
/* setup early console here as well */
shmobile_setup_console();
-
- /* override timer setup with soc-specific code */
- shmobile_timer.init = r8a7740_earlytimer_init;
}
#ifdef CONFIG_USE_OF
-void __init r8a7740_add_early_devices_dt(void)
+void __init r8a7740_add_standard_devices_dt(void)
{
- shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */
+ platform_add_devices(r8a7740_devices_dt,
+ ARRAY_SIZE(r8a7740_devices_dt));
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+}
- early_platform_add_devices(r8a7740_early_devices,
- ARRAY_SIZE(r8a7740_early_devices));
+void __init r8a7740_init_irq_of(void)
+{
+ void __iomem *intc_prio_base = ioremap_nocache(0xe6900010, 0x10);
+ void __iomem *intc_msk_base = ioremap_nocache(0xe6900040, 0x10);
+ void __iomem *pfc_inta_ctrl = ioremap_nocache(0xe605807c, 0x4);
- /* setup early console here as well */
- shmobile_setup_console();
-}
+ irqchip_init();
-static const struct of_dev_auxdata r8a7740_auxdata_lookup[] __initconst = {
- { }
-};
+ /* route signals to GIC */
+ iowrite32(0x0, pfc_inta_ctrl);
-void __init r8a7740_add_standard_devices_dt(void)
+ /*
+ * To mask the shared interrupt to SPI 149 we must ensure to set
+ * PRIO *and* MASK. Else we run into IRQ floods when registering
+ * the intc_irqpin devices
+ */
+ iowrite32(0x0, intc_prio_base + 0x0);
+ iowrite32(0x0, intc_prio_base + 0x4);
+ iowrite32(0x0, intc_prio_base + 0x8);
+ iowrite32(0x0, intc_prio_base + 0xc);
+ iowrite8(0xff, intc_msk_base + 0x0);
+ iowrite8(0xff, intc_msk_base + 0x4);
+ iowrite8(0xff, intc_msk_base + 0x8);
+ iowrite8(0xff, intc_msk_base + 0xc);
+
+ iounmap(intc_prio_base);
+ iounmap(intc_msk_base);
+ iounmap(pfc_inta_ctrl);
+}
+
+static void __init r8a7740_generic_init(void)
{
- /* clocks are setup late during boot in the case of DT */
r8a7740_clock_init(0);
-
- platform_add_devices(r8a7740_early_devices,
- ARRAY_SIZE(r8a7740_early_devices));
-
- of_platform_populate(NULL, of_default_bus_match_table,
- r8a7740_auxdata_lookup, NULL);
+ r8a7740_add_standard_devices_dt();
}
static const char *r8a7740_boards_compat_dt[] __initdata = {
@@ -759,11 +836,10 @@ static const char *r8a7740_boards_compat_dt[] __initdata = {
DT_MACHINE_START(R8A7740_DT, "Generic R8A7740 (Flattened Device Tree)")
.map_io = r8a7740_map_io,
- .init_early = r8a7740_add_early_devices_dt,
- .init_irq = r8a7740_init_irq,
- .handle_irq = shmobile_handle_irq_intc,
- .init_machine = r8a7740_add_standard_devices_dt,
- .timer = &shmobile_timer,
+ .init_early = shmobile_init_delay,
+ .init_irq = r8a7740_init_irq_of,
+ .init_machine = r8a7740_generic_init,
+ .init_late = shmobile_init_late,
.dt_compat = r8a7740_boards_compat_dt,
MACHINE_END
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 13:11:14 +0000