@@ -488,3 +488,29 @@ int da8xx_register_rtc(void)
return platform_device_register(&da8xx_rtc_device);
}
+
+static struct resource da8xx_cpuidle_resources[] = {
+ {
+ .start = DA8XX_DDR2_CTL_BASE,
+ .end = DA8XX_DDR2_CTL_BASE + SZ_32K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+/* DA8XX devices support DDR2 power down */
+static int ddr2_pdown = 1;
+
+static struct platform_device da8xx_cpuidle_device = {
+ .name = "cpuidle-davinci",
+ .num_resources = ARRAY_SIZE(da8xx_cpuidle_resources),
+ .resource = da8xx_cpuidle_resources,
+ .dev = {
+ .platform_data = &ddr2_pdown,
+ },
+};
+
+int __init da8xx_register_cpuidle(void)
+{
+ return platform_device_register(&da8xx_cpuidle_device);
+}
+
@@ -49,6 +49,7 @@ extern void __iomem *da8xx_syscfg_base;
#define DA8XX_AEMIF_CS2_BASE 0x60000000
#define DA8XX_AEMIF_CS3_BASE 0x62000000
#define DA8XX_AEMIF_CTL_BASE 0x68000000
+#define DA8XX_DDR2_CTL_BASE 0xb0000000
#define PINMUX0 0x00
#define PINMUX1 0x04
@@ -82,6 +83,7 @@ int da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata);
int da8xx_register_mmcsd0(struct davinci_mmc_config *config);
void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata);
int da8xx_register_rtc(void);
+int da8xx_register_cpuidle(void);
extern struct platform_device da8xx_serial_device;
extern struct emac_platform_data da8xx_emac_pdata;
This patch provides a function to help register cpuidle driver on da8xx/omap-l1xx platforms. Signed-off-by: Sekhar Nori <nsekhar@ti.com> --- arch/arm/mach-davinci/devices-da8xx.c | 26 ++++++++++++++++++++++++++ arch/arm/mach-davinci/include/mach/da8xx.h | 2 ++ 2 files changed, 28 insertions(+), 0 deletions(-)