[uClinux-dev] [PATCH] m68knommu: Add rtc device for m5441x.

[Steven King]

Add definitions for the m5441x rtc device and an init_BSP function to the
m5441x device code.

Signed-off-by: Steven King <sfking at fdwdc.com>
---
arch/m68k/include/asm/m5441xsim.h | 6 ++++++
arch/m68k/platform/coldfire/m5441x.c | 37 ++++++++++++++++++++++++++++++++++
2 files changed, 43 insertions(+)

diff --git a/arch/m68k/include/asm/m5441xsim.h b/arch/m68k/include/asm/m5441xsim.h
index 86315a9..cc798ab 100644
--- a/arch/m68k/include/asm/m5441xsim.h
+++ b/arch/m68k/include/asm/m5441xsim.h
@@ -180,6 +180,12 @@
#define MCFEPORT_EPPAR 0xfc090000
#define MCFEPORT_EPIER 0xfc090003
#define MCFEPORT_EPFR 0xfc090006
+/*
+ * RTC Module.
+ */
+#define MCFRTC_BASE 0xfc0a8000
+#define MCFRTC_SIZE (0xfc0a8840 - 0xfc0a8000)
+#define MCF_IRQ_RTC (MCFINT2_VECBASE + MCFINT2_RTC)

/*
* GPIO Module.
diff --git a/arch/m68k/platform/coldfire/m5441x.c b/arch/m68k/platform/coldfire/m5441x.c
index 3020cea..98a13cc 100644
--- a/arch/m68k/platform/coldfire/m5441x.c
+++ b/arch/m68k/platform/coldfire/m5441x.c
@@ -222,3 +222,40 @@ void __init config_BSP(char *commandp, int size)
m5441x_uarts_init();
m5441x_fec_init();
}
+
+
+#if IS_ENABLED(CONFIG_RTC_DRV_M5441x)
+static struct resource m5441x_rtc_resources[] = {
+ {
+ .start = MCFRTC_BASE,
+ .end = MCFRTC_BASE + MCFRTC_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MCF_IRQ_RTC,
+ .end = MCF_IRQ_RTC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device m5441x_rtc = {
+ .name = "mcfrtc",
+ .id = 0,
+ .resource = m5441x_rtc_resources,
+ .num_resources = ARRAY_SIZE(m5441x_rtc_resources),
+};
+#endif
+
+static struct platform_device *m5441x_devices[] __initdata = {
+#if IS_ENABLED(CONFIG_RTC_DRV_M5441x)
+ &m5441x_rtc,
+#endif
+};
+
+static int __init init_BSP(void)
+{
+ platform_add_devices(m5441x_devices, ARRAY_SIZE(m5441x_devices));
+ return 0;
+}
+
+arch_initcall(init_BSP);

[Greg Ungerer]

Hi Steven,

Post by Steven King
Add definitions for the m5441x rtc device and an init_BSP function to the
m5441x device code.
Signed-off-by: Steven King<sfking at fdwdc.com>

Looks good. Applied to m68knommu git tree, for-next branch.

Regards
Greg

Post by Steven King
---
arch/m68k/include/asm/m5441xsim.h | 6 ++++++
arch/m68k/platform/coldfire/m5441x.c | 37 ++++++++++++++++++++++++++++++++++
2 files changed, 43 insertions(+)
diff --git a/arch/m68k/include/asm/m5441xsim.h b/arch/m68k/include/asm/m5441xsim.h
index 86315a9..cc798ab 100644
--- a/arch/m68k/include/asm/m5441xsim.h
+++ b/arch/m68k/include/asm/m5441xsim.h
@@ -180,6 +180,12 @@
#define MCFEPORT_EPPAR 0xfc090000
#define MCFEPORT_EPIER 0xfc090003
#define MCFEPORT_EPFR 0xfc090006
+/*
+ * RTC Module.
+ */
+#define MCFRTC_BASE 0xfc0a8000
+#define MCFRTC_SIZE (0xfc0a8840 - 0xfc0a8000)
+#define MCF_IRQ_RTC (MCFINT2_VECBASE + MCFINT2_RTC)
/*
* GPIO Module.
diff --git a/arch/m68k/platform/coldfire/m5441x.c b/arch/m68k/platform/coldfire/m5441x.c
index 3020cea..98a13cc 100644
--- a/arch/m68k/platform/coldfire/m5441x.c
+++ b/arch/m68k/platform/coldfire/m5441x.c
@@ -222,3 +222,40 @@ void __init config_BSP(char *commandp, int size)
m5441x_uarts_init();
m5441x_fec_init();
}
+
+
+#if IS_ENABLED(CONFIG_RTC_DRV_M5441x)
+static struct resource m5441x_rtc_resources[] = {
+ {
+ .start = MCFRTC_BASE,
+ .end = MCFRTC_BASE + MCFRTC_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MCF_IRQ_RTC,
+ .end = MCF_IRQ_RTC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device m5441x_rtc = {
+ .name = "mcfrtc",
+ .id = 0,
+ .resource = m5441x_rtc_resources,
+ .num_resources = ARRAY_SIZE(m5441x_rtc_resources),
+};
+#endif
+
+static struct platform_device *m5441x_devices[] __initdata = {
+#if IS_ENABLED(CONFIG_RTC_DRV_M5441x)
+ &m5441x_rtc,
+#endif
+};
+
+static int __init init_BSP(void)
+{
+ platform_add_devices(m5441x_devices, ARRAY_SIZE(m5441x_devices));
+ return 0;
+}
+
+arch_initcall(init_BSP);