ARM: OMAP2: Powerdomain: Add OMAP2 powerdomains

Add OMAP2-specific powerdomains.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 200 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/powerdomains24xx.h b/arch/arm/mach-omap2/powerdomains24xx.h
new file mode 100644
index 0000000..9f08dc3
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains24xx.h
@@ -0,0 +1,200 @@
+/*
+ * OMAP24XX powerdomain definitions
+ *
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ * Debugging and integration fixes by Jouni Högander
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef ARCH_ARM_MACH_OMAP2_POWERDOMAINS24XX
+#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS24XX
+
+/*
+ * N.B. If powerdomains are added or removed from this file, update
+ * the array in mach-omap2/powerdomains.h.
+ */
+
+#include <mach/powerdomain.h>
+
+#include "prcm-common.h"
+#include "prm.h"
+#include "prm-regbits-24xx.h"
+#include "cm.h"
+#include "cm-regbits-24xx.h"
+
+/* 24XX powerdomains and dependencies */
+
+#ifdef CONFIG_ARCH_OMAP24XX
+
+
+/* Wakeup dependency source arrays */
+
+/*
+ * 2420/2430 PM_WKDEP_DSP: CORE, MPU, WKUP
+ * 2430 PM_WKDEP_MDM: same as above
+ */
+static struct pwrdm_dep dsp_mdm_24xx_wkdeps[] = {
+	{
+		.pwrdm_name = "core_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "mpu_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "wkup_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{ NULL },
+};
+
+/*
+ * 2420 PM_WKDEP_MPU: CORE, DSP, WKUP
+ * 2430 adds MDM
+ */
+static struct pwrdm_dep mpu_24xx_wkdeps[] = {
+	{
+		.pwrdm_name = "core_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "dsp_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "wkup_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "mdm_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
+	},
+	{ NULL },
+};
+
+/*
+ * 2420 PM_WKDEP_CORE: DSP, GFX, MPU, WKUP
+ * 2430 adds MDM
+ */
+static struct pwrdm_dep core_24xx_wkdeps[] = {
+	{
+		.pwrdm_name = "dsp_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "gfx_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "mpu_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "wkup_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
+	},
+	{
+		.pwrdm_name = "mdm_pwrdm",
+		.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
+	},
+	{ NULL },
+};
+
+
+/* Powerdomains */
+
+static struct powerdomain dsp_pwrdm = {
+	.name		  = "dsp_pwrdm",
+	.prcm_offs	  = OMAP24XX_DSP_MOD,
+	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+	.dep_bit	  = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT,
+	.wkdep_srcs	  = dsp_mdm_24xx_wkdeps,
+	.pwrsts		  = PWRSTS_OFF_RET_ON,
+	.pwrsts_logic_ret = PWRDM_POWER_RET,
+	.banks		  = 1,
+	.pwrsts_mem_ret	  = {
+		[0] = PWRDM_POWER_RET,
+	},
+	.pwrsts_mem_on	  = {
+		[0] = PWRDM_POWER_ON,
+	},
+};
+
+static struct powerdomain mpu_24xx_pwrdm = {
+	.name		  = "mpu_pwrdm",
+	.prcm_offs	  = MPU_MOD,
+	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+	.dep_bit	  = OMAP24XX_EN_MPU_SHIFT,
+	.wkdep_srcs	  = mpu_24xx_wkdeps,
+	.pwrsts		  = PWRSTS_OFF_RET_ON,
+	.pwrsts_logic_ret = PWRSTS_OFF_RET,
+	.banks		  = 1,
+	.pwrsts_mem_ret	  = {
+		[0] = PWRDM_POWER_RET,
+	},
+	.pwrsts_mem_on	  = {
+		[0] = PWRDM_POWER_ON,
+	},
+};
+
+static struct powerdomain core_24xx_pwrdm = {
+	.name		  = "core_pwrdm",
+	.prcm_offs	  = CORE_MOD,
+	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
+	.wkdep_srcs	  = core_24xx_wkdeps,
+	.pwrsts		  = PWRSTS_OFF_RET_ON,
+	.dep_bit	  = OMAP24XX_EN_CORE_SHIFT,
+	.banks		  = 3,
+	.pwrsts_mem_ret	  = {
+		[0] = PWRSTS_OFF_RET,	 /* MEM1RETSTATE */
+		[1] = PWRSTS_OFF_RET,	 /* MEM2RETSTATE */
+		[2] = PWRSTS_OFF_RET,	 /* MEM3RETSTATE */
+	},
+	.pwrsts_mem_on	  = {
+		[0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
+		[1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
+		[2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
+	},
+};
+
+#endif	   /* CONFIG_ARCH_OMAP24XX */
+
+
+
+/*
+ * 2430-specific powerdomains
+ */
+
+#ifdef CONFIG_ARCH_OMAP2430
+
+/* XXX 2430 KILLDOMAINWKUP bit?  No current users apparently */
+
+/* Another case of bit name collisions between several registers: EN_MDM */
+static struct powerdomain mdm_pwrdm = {
+	.name		  = "mdm_pwrdm",
+	.prcm_offs	  = OMAP2430_MDM_MOD,
+	.omap_chip	  = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
+	.dep_bit	  = OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT,
+	.wkdep_srcs	  = dsp_mdm_24xx_wkdeps,
+	.pwrsts		  = PWRSTS_OFF_RET_ON,
+	.pwrsts_logic_ret = PWRDM_POWER_RET,
+	.banks		  = 1,
+	.pwrsts_mem_ret	  = {
+		[0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+	},
+	.pwrsts_mem_on	  = {
+		[0] = PWRDM_POWER_ON,  /* MEMONSTATE */
+	},
+};
+
+#endif     /* CONFIG_ARCH_OMAP2430 */
+
+
+#endif