[ARM] 4909/1: [AT91] Timer/Counter Block platform_devices
Register platform_devices for the Timer/Counter Block peripherals
found on the AT91RM9200, SAM9 & CAP9 processors.
Original patch from David Brownell.
Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 8982b02..892262a 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -390,6 +390,55 @@
/* --------------------------------------------------------------------
+ * Timer/Counter block
+ * -------------------------------------------------------------------- */
+
+#ifdef CONFIG_ATMEL_TCLIB
+
+static struct resource tcb_resources[] = {
+ [0] = {
+ .start = AT91SAM9RL_BASE_TCB0,
+ .end = AT91SAM9RL_BASE_TCB0 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9RL_ID_TC0,
+ .end = AT91SAM9RL_ID_TC0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = AT91SAM9RL_ID_TC1,
+ .end = AT91SAM9RL_ID_TC1,
+ .flags = IORESOURCE_IRQ,
+ },
+ [3] = {
+ .start = AT91SAM9RL_ID_TC2,
+ .end = AT91SAM9RL_ID_TC2,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9rl_tcb_device = {
+ .name = "atmel_tcb",
+ .id = 0,
+ .resource = tcb_resources,
+ .num_resources = ARRAY_SIZE(tcb_resources),
+};
+
+static void __init at91_add_device_tc(void)
+{
+ /* this chip has a separate clock and irq for each TC channel */
+ at91_clock_associate("tc0_clk", &at91sam9rl_tcb_device.dev, "t0_clk");
+ at91_clock_associate("tc1_clk", &at91sam9rl_tcb_device.dev, "t1_clk");
+ at91_clock_associate("tc2_clk", &at91sam9rl_tcb_device.dev, "t2_clk");
+ platform_device_register(&at91sam9rl_tcb_device);
+}
+#else
+static void __init at91_add_device_tc(void) { }
+#endif
+
+
+/* --------------------------------------------------------------------
* RTC
* -------------------------------------------------------------------- */
@@ -930,6 +979,7 @@
at91_add_device_rtc();
at91_add_device_rtt();
at91_add_device_watchdog();
+ at91_add_device_tc();
return 0;
}