Merge branch 'omap-pool'

[linux-2.6-omap-h63xx.git] / arch / xtensa / platforms / s6105 / setup.c

diff --git a/arch/xtensa/platforms/s6105/setup.c b/arch/xtensa/platforms/s6105/setup.c
new file mode 100644 (file)
index 0000000..ae041d5
--- /dev/null
+++ b/arch/xtensa/platforms/s6105/setup.c
@@ -0,0 +1,61 @@
+/*
+ * s6105 control routines
+ *
+ * Copyright (c) 2009 emlix GmbH
+ */
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <asm/bootparam.h>
+
+#include <variant/hardware.h>
+#include <platform/gpio.h>
+
+void platform_halt(void)
+{
+       local_irq_disable();
+       while (1)
+               ;
+}
+
+void platform_power_off(void)
+{
+       platform_halt();
+}
+
+void platform_restart(void)
+{
+       platform_halt();
+}
+
+void __init platform_setup(char **cmdline)
+{
+       unsigned long reg;
+
+       reg = readl(S6_REG_GREG1 + S6_GREG1_CLKGATE);
+       reg &= ~(1 << S6_GREG1_BLOCK_SB);
+       writel(reg, S6_REG_GREG1 + S6_GREG1_CLKGATE);
+
+       reg = readl(S6_REG_GREG1 + S6_GREG1_BLOCKENA);
+       reg |= 1 << S6_GREG1_BLOCK_SB;
+       writel(reg, S6_REG_GREG1 + S6_GREG1_BLOCKENA);
+
+       printk(KERN_NOTICE "S6105 on Stretch S6000 - "
+               "Copyright (C) 2009 emlix GmbH <info@emlix.com>\n");
+}
+
+void __init platform_init(bp_tag_t *first)
+{
+       gpio_request(GPIO_LED1_NGREEN, "led1_green");
+       gpio_request(GPIO_LED1_RED, "led1_red");
+       gpio_direction_output(GPIO_LED1_NGREEN, 1);
+}
+
+void platform_heartbeat(void)
+{
+       static unsigned int c;
+
+       if (!(++c & 0x4F))
+               gpio_direction_output(GPIO_LED1_RED, !(c & 0x10));
+}