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authorTony Lindgren <tony@atomide.com>2006-04-02 17:46:25 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-04-02 17:46:25 +0100
commit670c104ae8e7bcc28be0289a16dac2ddfb88b285 (patch)
tree1c55f3a466775fd1d3b73ca28947500221e47134 /include/asm-arm/arch-omap
parent6e60e79a1d46eaa3369febc2f6c31e0acfaaae3f (diff)
[ARM] 3430/1: ARM: OMAP: 5/8 Update PM
Patch from Tony Lindgren Update OMAP PM code from linux-omap tree: - Move PM code from plat-omap to mach-omap1 and mach-omap2 by Tony Lindgren - Add minimal PM support for omap24xx by Tony Lindgren and Richard Woodruff - Misc updates to omap1 PM code by Tuukka Tikkanen et al - Updates to the SRAM code needed for PM and FB by Imre Deak Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/arch-omap')
-rw-r--r--include/asm-arm/arch-omap/pm.h81
-rw-r--r--include/asm-arm/arch-omap/sram.h2
2 files changed, 75 insertions, 8 deletions
diff --git a/include/asm-arm/arch-omap/pm.h b/include/asm-arm/arch-omap/pm.h
index 7c790425e36..05b003f3a94 100644
--- a/include/asm-arm/arch-omap/pm.h
+++ b/include/asm-arm/arch-omap/pm.h
@@ -49,7 +49,7 @@
/*
* ----------------------------------------------------------------------------
- * Powermanagement bitmasks
+ * Power management bitmasks
* ----------------------------------------------------------------------------
*/
#define IDLE_WAIT_CYCLES 0x00000fff
@@ -112,32 +112,59 @@
#endif
#ifndef __ASSEMBLER__
+
+#include <linux/clk.h>
+
+extern void prevent_idle_sleep(void);
+extern void allow_idle_sleep(void);
+
+/**
+ * clk_deny_idle - Prevents the clock from being idled during MPU idle
+ * @clk: clock signal handle
+ */
+void clk_deny_idle(struct clk *clk);
+
+/**
+ * clk_allow_idle - Counters previous clk_deny_idle
+ * @clk: clock signal handle
+ */
+void clk_deny_idle(struct clk *clk);
+
extern void omap_pm_idle(void);
extern void omap_pm_suspend(void);
extern void omap730_cpu_suspend(unsigned short, unsigned short);
extern void omap1510_cpu_suspend(unsigned short, unsigned short);
extern void omap1610_cpu_suspend(unsigned short, unsigned short);
+extern void omap24xx_cpu_suspend(u32 dll_ctrl, u32 cpu_revision);
extern void omap730_idle_loop_suspend(void);
extern void omap1510_idle_loop_suspend(void);
extern void omap1610_idle_loop_suspend(void);
+extern void omap24xx_idle_loop_suspend(void);
+
+extern unsigned int omap730_cpu_suspend_sz;
+extern unsigned int omap1510_cpu_suspend_sz;
+extern unsigned int omap1610_cpu_suspend_sz;
+extern unsigned int omap24xx_cpu_suspend_sz;
+extern unsigned int omap730_idle_loop_suspend_sz;
+extern unsigned int omap1510_idle_loop_suspend_sz;
+extern unsigned int omap1610_idle_loop_suspend_sz;
+extern unsigned int omap24xx_idle_loop_suspend_sz;
#ifdef CONFIG_OMAP_SERIAL_WAKE
extern void omap_serial_wake_trigger(int enable);
#else
+#define omap_serial_wakeup_init() {}
#define omap_serial_wake_trigger(x) {}
#endif /* CONFIG_OMAP_SERIAL_WAKE */
-extern unsigned int omap730_cpu_suspend_sz;
-extern unsigned int omap730_idle_loop_suspend_sz;
-extern unsigned int omap1510_cpu_suspend_sz;
-extern unsigned int omap1510_idle_loop_suspend_sz;
-extern unsigned int omap1610_cpu_suspend_sz;
-extern unsigned int omap1610_idle_loop_suspend_sz;
-
#define ARM_SAVE(x) arm_sleep_save[ARM_SLEEP_SAVE_##x] = omap_readl(x)
#define ARM_RESTORE(x) omap_writel((arm_sleep_save[ARM_SLEEP_SAVE_##x]), (x))
#define ARM_SHOW(x) arm_sleep_save[ARM_SLEEP_SAVE_##x]
+#define DSP_SAVE(x) dsp_sleep_save[DSP_SLEEP_SAVE_##x] = __raw_readw(x)
+#define DSP_RESTORE(x) __raw_writew((dsp_sleep_save[DSP_SLEEP_SAVE_##x]), (x))
+#define DSP_SHOW(x) dsp_sleep_save[DSP_SLEEP_SAVE_##x]
+
#define ULPD_SAVE(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] = omap_readw(x)
#define ULPD_RESTORE(x) omap_writew((ulpd_sleep_save[ULPD_SLEEP_SAVE_##x]), (x))
#define ULPD_SHOW(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x]
@@ -154,6 +181,10 @@ extern unsigned int omap1610_idle_loop_suspend_sz;
#define MPUI1610_RESTORE(x) omap_writel((mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x]), (x))
#define MPUI1610_SHOW(x) mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x]
+#define OMAP24XX_SAVE(x) omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x] = x
+#define OMAP24XX_RESTORE(x) x = omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x]
+#define OMAP24XX_SHOW(x) omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x]
+
/*
* List of global OMAP registers to preserve.
* More ones like CP and general purpose register values are preserved
@@ -176,6 +207,15 @@ enum arm_save_state {
ARM_SLEEP_SAVE_SIZE
};
+enum dsp_save_state {
+ DSP_SLEEP_SAVE_START = 0,
+ /*
+ * DSP registers 16 bits
+ */
+ DSP_SLEEP_SAVE_DSP_IDLECT2,
+ DSP_SLEEP_SAVE_SIZE
+};
+
enum ulpd_save_state {
ULPD_SLEEP_SAVE_START = 0,
/*
@@ -254,5 +294,30 @@ enum mpui1610_save_state {
#endif
};
+enum omap24xx_save_state {
+ OMAP24XX_SLEEP_SAVE_START = 0,
+ OMAP24XX_SLEEP_SAVE_INTC_MIR0,
+ OMAP24XX_SLEEP_SAVE_INTC_MIR1,
+ OMAP24XX_SLEEP_SAVE_INTC_MIR2,
+ OMAP24XX_SLEEP_SAVE_CM_FCLKEN1_CORE,
+ OMAP24XX_SLEEP_SAVE_CM_FCLKEN2_CORE,
+ OMAP24XX_SLEEP_SAVE_CM_ICLKEN1_CORE,
+ OMAP24XX_SLEEP_SAVE_CM_ICLKEN2_CORE,
+ OMAP24XX_SLEEP_SAVE_CM_ICLKEN4_CORE,
+ OMAP24XX_SLEEP_SAVE_GPIO1_IRQENABLE1,
+ OMAP24XX_SLEEP_SAVE_GPIO2_IRQENABLE1,
+ OMAP24XX_SLEEP_SAVE_GPIO3_IRQENABLE1,
+ OMAP24XX_SLEEP_SAVE_GPIO4_IRQENABLE1,
+ OMAP24XX_SLEEP_SAVE_GPIO3_OE,
+ OMAP24XX_SLEEP_SAVE_GPIO4_OE,
+ OMAP24XX_SLEEP_SAVE_GPIO3_RISINGDETECT,
+ OMAP24XX_SLEEP_SAVE_GPIO3_FALLINGDETECT,
+ OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SPI1_NCS2,
+ OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_MCBSP1_DX,
+ OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SSI1_FLAG_TX,
+ OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SYS_NIRQW0,
+ OMAP24XX_SLEEP_SAVE_SIZE
+};
+
#endif /* ASSEMBLER */
#endif /* __ASM_ARCH_OMAP_PM_H */
diff --git a/include/asm-arm/arch-omap/sram.h b/include/asm-arm/arch-omap/sram.h
index e72ccbf0fe0..6fc0dd57b7c 100644
--- a/include/asm-arm/arch-omap/sram.h
+++ b/include/asm-arm/arch-omap/sram.h
@@ -20,6 +20,8 @@ extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
u32 mem_type);
extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
+extern unsigned long omap_fb_sram_start;
+extern unsigned long omap_fb_sram_size;
/* Do not use these */
extern void sram_reprogram_clock(u32 ckctl, u32 dpllctl);