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authorAndrew Victor <linux@maxim.org.za>2008-04-02 21:58:00 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-04-04 09:52:25 +0100
commite5f40bfaf309ec4cc27b717d48fb0824313e5ef8 (patch)
treea35c3051d900708487b5f2ffc6c44304c6f0db61 /arch/arm/mach-at91/at91sam9261_devices.c
parent4fd9212cb9bad88ec7c8bf5313f53331905f957a (diff)
[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>
Diffstat (limited to 'arch/arm/mach-at91/at91sam9261_devices.c')
-rw-r--r--arch/arm/mach-at91/at91sam9261_devices.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 0bd0edf8fa3..03cd32482ea 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -548,6 +548,55 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
/* --------------------------------------------------------------------
+ * Timer/Counter block
+ * -------------------------------------------------------------------- */
+
+#ifdef CONFIG_ATMEL_TCLIB
+
+static struct resource tcb_resources[] = {
+ [0] = {
+ .start = AT91SAM9261_BASE_TCB0,
+ .end = AT91SAM9261_BASE_TCB0 + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9261_ID_TC0,
+ .end = AT91SAM9261_ID_TC0,
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = AT91SAM9261_ID_TC1,
+ .end = AT91SAM9261_ID_TC1,
+ .flags = IORESOURCE_IRQ,
+ },
+ [3] = {
+ .start = AT91SAM9261_ID_TC2,
+ .end = AT91SAM9261_ID_TC2,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9261_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", &at91sam9261_tcb_device.dev, "t0_clk");
+ at91_clock_associate("tc1_clk", &at91sam9261_tcb_device.dev, "t1_clk");
+ at91_clock_associate("tc2_clk", &at91sam9261_tcb_device.dev, "t2_clk");
+ platform_device_register(&at91sam9261_tcb_device);
+}
+#else
+static void __init at91_add_device_tc(void) { }
+#endif
+
+
+/* --------------------------------------------------------------------
* RTT
* -------------------------------------------------------------------- */
@@ -1050,6 +1099,7 @@ static int __init at91_add_standard_devices(void)
{
at91_add_device_rtt();
at91_add_device_watchdog();
+ at91_add_device_tc();
return 0;
}