sh: LED9, LED10 and LED11 support for Solution Engine 7724

This patch adds support for LED9, LED10 and LED11 on
the Solution Engine 7724 board. If CONFIG_PM is enabled
then these LEDs are used to show the hardware sleep
mode used by the processor. Useful to debug cpuidle.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 957ed176ea2c7ec24c02fee4a0900a71db1e0798..36a4ca3a90008eb33c99dde97608424506f3e2a8 100644 (file)
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -429,6 +429,32 @@ static int __init devices_setup(void)
        /* turn on USB clocks, use external clock */
        ctrl_outw((ctrl_inw(PORT_MSELCRB) & ~0xc000) | 0x8000, PORT_MSELCRB);
 
+#ifdef CONFIG_PM
+       /* Let LED9 show STATUS2 */
+       gpio_request(GPIO_FN_STATUS2, NULL);
+
+       /* Lit LED10 show STATUS0 */
+       gpio_request(GPIO_FN_STATUS0, NULL);
+
+       /* Lit LED11 show PDSTATUS */
+       gpio_request(GPIO_FN_PDSTATUS, NULL);
+#else
+       /* Lit LED9 */
+       gpio_request(GPIO_PTJ6, NULL);
+       gpio_direction_output(GPIO_PTJ6, 1);
+       gpio_export(GPIO_PTJ6, 0);
+
+       /* Lit LED10 */
+       gpio_request(GPIO_PTJ5, NULL);
+       gpio_direction_output(GPIO_PTJ5, 1);
+       gpio_export(GPIO_PTJ5, 0);
+
+       /* Lit LED11 */
+       gpio_request(GPIO_PTJ7, NULL);
+       gpio_direction_output(GPIO_PTJ7, 1);
+       gpio_export(GPIO_PTJ7, 0);
+#endif
+
        /* enable USB0 port */
        ctrl_outw(0x0600, 0xa40501d4);