[PATCH 5/7] OMAP3: RX-51: Pass cpu idle parameters
Kevin Hilman
khilman at deeprootsystems.com
Wed Feb 17 19:02:28 EST 2010
From: Kalle Jokiniemi <kalle.jokiniemi at digia.com>
Pass cpuidle parameters for RX-51. Numbers based on
measurements made in October 2009 for PM optimized
kernel with CPU freq enabled. Assumes OPP2 (main
idle OPP, and worst case latencies).
Signed-off-by: Kalle Jokiniemi <kalle.jokiniemi at digia.com>
Signed-off-by: Kevin Hilman <khilman at deeprootsystems.com>
---
arch/arm/mach-omap2/board-rx51.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index 26b70da..acfb898 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -31,6 +31,7 @@
#include <plat/usb.h>
#include "mux.h"
+#include "pm.h"
#define RX51_GPIO_SLEEP_IND 162
@@ -56,6 +57,23 @@ static struct platform_device leds_gpio = {
},
};
+static struct cpuidle_params rx51_cpuidle_params[] = {
+ /* C1 */
+ {1, 110, 162, 5},
+ /* C2 */
+ {1, 106, 180, 309},
+ /* C3 */
+ {0, 107, 410, 46057},
+ /* C4 */
+ {0, 121, 3374, 46057},
+ /* C5 */
+ {1, 855, 1146, 46057},
+ /* C6 */
+ {0, 7580, 4134, 484329},
+ /* C7 */
+ {1, 7505, 15274, 484329},
+};
+
static struct omap_lcd_config rx51_lcd_config = {
.ctrl_name = "internal",
};
@@ -85,6 +103,7 @@ static void __init rx51_init_irq(void)
omap_board_config = rx51_config;
omap_board_config_size = ARRAY_SIZE(rx51_config);
+ omap3_pm_init_cpuidle(rx51_cpuidle_params);
sdrc_params = rx51_get_sdram_timings();
omap2_init_common_hw(sdrc_params, sdrc_params);
omap_init_irq();
--
1.6.6
More information about the linux-arm-kernel
mailing list