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Diffstat (limited to 'arch/sh/kernel/cpu/sh2a/setup-sh7201.c')
-rw-r--r--arch/sh/kernel/cpu/sh2a/setup-sh7201.c263
1 files changed, 212 insertions, 51 deletions
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c
index 00f42f9e3f5..abc0ce9fb80 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c
@@ -12,6 +12,8 @@
#include <linux/init.h>
#include <linux/serial.h>
#include <linux/serial_sci.h>
+#include <linux/sh_timer.h>
+#include <linux/io.h>
enum {
UNUSED = 0,
@@ -175,57 +177,171 @@ static struct intc_mask_reg mask_registers[] __initdata = {
static DECLARE_INTC_DESC(intc_desc, "sh7201", vectors, groups,
mask_registers, prio_registers, NULL);
-static struct plat_sci_port sci_platform_data[] = {
- {
- .mapbase = 0xfffe8000,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 180, 180, 180, 180 }
- }, {
- .mapbase = 0xfffe8800,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 184, 184, 184, 184 }
- }, {
- .mapbase = 0xfffe9000,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 188, 188, 188, 188 }
- }, {
- .mapbase = 0xfffe9800,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 192, 192, 192, 192 }
- }, {
- .mapbase = 0xfffea000,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 196, 196, 196, 196 }
- }, {
- .mapbase = 0xfffea800,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 200, 200, 200, 200 }
- }, {
- .mapbase = 0xfffeb000,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 204, 204, 204, 204 }
- }, {
- .mapbase = 0xfffeb800,
- .flags = UPF_BOOT_AUTOCONF,
- .type = PORT_SCIF,
- .irqs = { 208, 208, 208, 208 }
- }, {
- .flags = 0,
- }
-};
-
-static struct platform_device sci_device = {
+static struct plat_sci_port scif0_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif0_resources[] = {
+ DEFINE_RES_MEM(0xfffe8000, 0x100),
+ DEFINE_RES_IRQ(180),
+};
+
+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 | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif1_resources[] = {
+ DEFINE_RES_MEM(0xfffe8800, 0x100),
+ DEFINE_RES_IRQ(184),
+};
+
+static struct platform_device scif1_device = {
+ .name = "sh-sci",
+ .id = 1,
+ .resource = scif1_resources,
+ .num_resources = ARRAY_SIZE(scif1_resources),
+ .dev = {
+ .platform_data = &scif1_platform_data,
+ },
+};
+
+static struct plat_sci_port scif2_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif2_resources[] = {
+ DEFINE_RES_MEM(0xfffe9000, 0x100),
+ DEFINE_RES_IRQ(188),
+};
+
+static struct platform_device scif2_device = {
+ .name = "sh-sci",
+ .id = 2,
+ .resource = scif2_resources,
+ .num_resources = ARRAY_SIZE(scif2_resources),
+ .dev = {
+ .platform_data = &scif2_platform_data,
+ },
+};
+
+static struct plat_sci_port scif3_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif3_resources[] = {
+ DEFINE_RES_MEM(0xfffe9800, 0x100),
+ DEFINE_RES_IRQ(192),
+};
+
+static struct platform_device scif3_device = {
+ .name = "sh-sci",
+ .id = 3,
+ .resource = scif3_resources,
+ .num_resources = ARRAY_SIZE(scif3_resources),
+ .dev = {
+ .platform_data = &scif3_platform_data,
+ },
+};
+
+static struct plat_sci_port scif4_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif4_resources[] = {
+ DEFINE_RES_MEM(0xfffea000, 0x100),
+ DEFINE_RES_IRQ(196),
+};
+
+static struct platform_device scif4_device = {
+ .name = "sh-sci",
+ .id = 4,
+ .resource = scif4_resources,
+ .num_resources = ARRAY_SIZE(scif4_resources),
+ .dev = {
+ .platform_data = &scif4_platform_data,
+ },
+};
+
+static struct plat_sci_port scif5_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif5_resources[] = {
+ DEFINE_RES_MEM(0xfffea800, 0x100),
+ DEFINE_RES_IRQ(200),
+};
+
+static struct platform_device scif5_device = {
+ .name = "sh-sci",
+ .id = 5,
+ .resource = scif5_resources,
+ .num_resources = ARRAY_SIZE(scif5_resources),
+ .dev = {
+ .platform_data = &scif5_platform_data,
+ },
+};
+
+static struct plat_sci_port scif6_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif6_resources[] = {
+ DEFINE_RES_MEM(0xfffeb000, 0x100),
+ DEFINE_RES_IRQ(204),
+};
+
+static struct platform_device scif6_device = {
+ .name = "sh-sci",
+ .id = 6,
+ .resource = scif6_resources,
+ .num_resources = ARRAY_SIZE(scif6_resources),
+ .dev = {
+ .platform_data = &scif6_platform_data,
+ },
+};
+
+static struct plat_sci_port scif7_platform_data = {
+ .flags = UPF_BOOT_AUTOCONF,
+ .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
+ .type = PORT_SCIF,
+};
+
+static struct resource scif7_resources[] = {
+ DEFINE_RES_MEM(0xfffeb800, 0x100),
+ DEFINE_RES_IRQ(208),
+};
+
+static struct platform_device scif7_device = {
+ .name = "sh-sci",
+ .id = 7,
+ .resource = scif7_resources,
+ .num_resources = ARRAY_SIZE(scif7_resources),
.dev = {
- .platform_data = sci_platform_data,
+ .platform_data = &scif7_platform_data,
},
};
@@ -249,9 +365,31 @@ static struct platform_device rtc_device = {
.resource = rtc_resources,
};
+static struct resource mtu2_resources[] = {
+ DEFINE_RES_MEM(0xfffe4000, 0x400),
+ DEFINE_RES_IRQ_NAMED(108, "tgi0a"),
+ DEFINE_RES_IRQ_NAMED(116, "tgi1a"),
+ DEFINE_RES_IRQ_NAMED(124, "tgi1b"),
+};
+
+static struct platform_device mtu2_device = {
+ .name = "sh-mtu2",
+ .id = -1,
+ .resource = mtu2_resources,
+ .num_resources = ARRAY_SIZE(mtu2_resources),
+};
+
static struct platform_device *sh7201_devices[] __initdata = {
- &sci_device,
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
+ &scif3_device,
+ &scif4_device,
+ &scif5_device,
+ &scif6_device,
+ &scif7_device,
&rtc_device,
+ &mtu2_device,
};
static int __init sh7201_devices_setup(void)
@@ -259,9 +397,32 @@ static int __init sh7201_devices_setup(void)
return platform_add_devices(sh7201_devices,
ARRAY_SIZE(sh7201_devices));
}
-__initcall(sh7201_devices_setup);
+arch_initcall(sh7201_devices_setup);
void __init plat_irq_setup(void)
{
register_intc_controller(&intc_desc);
}
+
+static struct platform_device *sh7201_early_devices[] __initdata = {
+ &scif0_device,
+ &scif1_device,
+ &scif2_device,
+ &scif3_device,
+ &scif4_device,
+ &scif5_device,
+ &scif6_device,
+ &scif7_device,
+ &mtu2_device,
+};
+
+#define STBCR3 0xfffe0408
+
+void __init plat_early_device_setup(void)
+{
+ /* enable MTU2 clock */
+ __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3);
+
+ early_platform_add_devices(sh7201_early_devices,
+ ARRAY_SIZE(sh7201_early_devices));
+}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2026-01-05 19:32:35 +0000