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Diffstat (limited to 'arch/arm/mach-omap2/control.c')
-rw-r--r--arch/arm/mach-omap2/control.c54
1 files changed, 15 insertions, 39 deletions
diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c
index 31e0dfe4a4ea..44bb4d544dcf 100644
--- a/arch/arm/mach-omap2/control.c
+++ b/arch/arm/mach-omap2/control.c
@@ -46,17 +46,7 @@ struct omap3_scratchpad {
struct omap3_scratchpad_prcm_block {
u32 prm_clksrc_ctrl;
u32 prm_clksel;
- u32 cm_clksel_core;
- u32 cm_clksel_wkup;
- u32 cm_clken_pll;
- u32 cm_autoidle_pll;
- u32 cm_clksel1_pll;
- u32 cm_clksel2_pll;
- u32 cm_clksel3_pll;
- u32 cm_clken_pll_mpu;
- u32 cm_autoidle_pll_mpu;
- u32 cm_clksel1_pll_mpu;
- u32 cm_clksel2_pll_mpu;
+ u32 cm_contents[11];
u32 prcm_block_size;
};
@@ -347,34 +337,9 @@ void omap3_save_scratchpad_contents(void)
prcm_block_contents.prm_clksel =
omap2_prm_read_mod_reg(OMAP3430_CCR_MOD,
OMAP3_PRM_CLKSEL_OFFSET);
- prcm_block_contents.cm_clksel_core =
- omap2_cm_read_mod_reg(CORE_MOD, CM_CLKSEL);
- prcm_block_contents.cm_clksel_wkup =
- omap2_cm_read_mod_reg(WKUP_MOD, CM_CLKSEL);
- prcm_block_contents.cm_clken_pll =
- omap2_cm_read_mod_reg(PLL_MOD, CM_CLKEN);
- /*
- * As per erratum i671, ROM code does not respect the PER DPLL
- * programming scheme if CM_AUTOIDLE_PLL..AUTO_PERIPH_DPLL == 1.
- * Then, in anycase, clear these bits to avoid extra latencies.
- */
- prcm_block_contents.cm_autoidle_pll =
- omap2_cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE) &
- ~OMAP3430_AUTO_PERIPH_DPLL_MASK;
- prcm_block_contents.cm_clksel1_pll =
- omap2_cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL1_PLL);
- prcm_block_contents.cm_clksel2_pll =
- omap2_cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL2_PLL);
- prcm_block_contents.cm_clksel3_pll =
- omap2_cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL3);
- prcm_block_contents.cm_clken_pll_mpu =
- omap2_cm_read_mod_reg(MPU_MOD, OMAP3430_CM_CLKEN_PLL);
- prcm_block_contents.cm_autoidle_pll_mpu =
- omap2_cm_read_mod_reg(MPU_MOD, OMAP3430_CM_AUTOIDLE_PLL);
- prcm_block_contents.cm_clksel1_pll_mpu =
- omap2_cm_read_mod_reg(MPU_MOD, OMAP3430_CM_CLKSEL1_PLL);
- prcm_block_contents.cm_clksel2_pll_mpu =
- omap2_cm_read_mod_reg(MPU_MOD, OMAP3430_CM_CLKSEL2_PLL);
+
+ omap3_cm_save_scratchpad_contents(prcm_block_contents.cm_contents);
+
prcm_block_contents.prcm_block_size = 0x0;
/* Populate the SDRC block contents */
@@ -604,4 +569,15 @@ int omap3_ctrl_save_padconf(void)
return 0;
}
+/**
+ * omap3_ctrl_set_iva_bootmode_idle - sets the IVA2 bootmode to idle
+ *
+ * Sets the bootmode for IVA2 to idle. This is needed by the PM code to
+ * force disable IVA2 so that it does not prevent any low-power states.
+ */
+void omap3_ctrl_set_iva_bootmode_idle(void)
+{
+ omap_ctrl_writel(OMAP3_IVA2_BOOTMOD_IDLE,
+ OMAP343X_CONTROL_IVA2_BOOTMOD);
+}
#endif /* CONFIG_ARCH_OMAP3 && CONFIG_PM */