This patch removes the check to see if some functional clocks are still
enabled before entering sleep.
Signed-off-by: Peter 'p2' De Schrijver <peter.de-schrij...@nokia.com>
---
arch/arm/mach-omap2/pm34xx.c | 46 ------------------------------------------
1 files changed, 0 insertions(+), 46 deletions(-)
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index e12ff2a..008a4d2 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -453,58 +453,12 @@ void omap_sram_idle(void)
omap2_clkdm_allow_idle(mpu_pwrdm->pwrdm_clkdms[0]);
}
-/*
- * Check if functional clocks are enabled before entering
- * sleep. This function could be behind CONFIG_PM_DEBUG
- * when all drivers are configuring their sysconfig registers
- * properly and using their clocks properly.
- */
-static int omap3_fclks_active(void)
-{
- u32 fck_core1 = 0, fck_core3 = 0, fck_sgx = 0, fck_dss = 0,
- fck_cam = 0, fck_per = 0, fck_usbhost = 0;
-
- fck_core1 = cm_read_mod_reg(CORE_MOD,
- CM_FCLKEN1);
- if (omap_rev() > OMAP3430_REV_ES1_0) {
- fck_core3 = cm_read_mod_reg(CORE_MOD,
- OMAP3430ES2_CM_FCLKEN3);
- fck_sgx = cm_read_mod_reg(OMAP3430ES2_SGX_MOD,
- CM_FCLKEN);
- fck_usbhost = cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD,
- CM_FCLKEN);
- } else
- fck_sgx = cm_read_mod_reg(GFX_MOD,
- OMAP3430ES2_CM_FCLKEN3);
- fck_dss = cm_read_mod_reg(OMAP3430_DSS_MOD,
- CM_FCLKEN);
- fck_cam = cm_read_mod_reg(OMAP3430_CAM_MOD,
- CM_FCLKEN);
- fck_per = cm_read_mod_reg(OMAP3430_PER_MOD,
- CM_FCLKEN);
-
- /* Ignore UART clocks. These are handled by UART core (serial.c) */
- fck_core1 &= ~(OMAP3430_EN_UART1 | OMAP3430_EN_UART2);
- fck_per &= ~OMAP3430_EN_UART3;
-
- /* Ignore GPIO clocks. Handled by GPIO prepare-idle hooks */
- fck_per &= ~(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 |
- OMAP3430_EN_GPIO4 | OMAP3430_EN_GPIO5 | OMAP3430_EN_GPIO6);
-
- if (fck_core1 | fck_core3 | fck_sgx | fck_dss |
- fck_cam | fck_per | fck_usbhost)
- return 1;
- return 0;
-}
-
int omap3_can_sleep(void)
{
if (!enable_dyn_sleep)
return 0;
if (!omap_uart_can_sleep())
return 0;
- if (omap3_fclks_active())
- return 0;
if (atomic_read(&sleep_block) > 0)
return 0;
return 1;
--
1.5.6.3
--
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