lkml.org 
[lkml]   [2008]   [Jul]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 04/10] ARM: OMAP: Powerdomain: Add OMAP3 powerdomains
Date
From: Paul Walmsley <paul@pwsan.com>

Add OMAP3-specific powerdomains.

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

diff --git a/arch/arm/mach-omap2/powerdomains.h b/arch/arm/mach-omap2/powerdomains.h
index 801e3b3..5ad9cb0 100644
--- a/arch/arm/mach-omap2/powerdomains.h
+++ b/arch/arm/mach-omap2/powerdomains.h
@@ -98,16 +98,28 @@ static struct pwrdm_dep gfx_sgx_wkdeps[] = {
{ NULL },
};

+/*
+ * 3430: CM_SLEEPDEP_CAM: MPU
+ * 3430ES1: CM_SLEEPDEP_GFX: MPU
+ * 3430ES2: CM_SLEEPDEP_SGX: MPU
+ */
+static struct pwrdm_dep cam_gfx_sleepdeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+

#include "powerdomains24xx.h"
+#include "powerdomains34xx.h"


/*
* OMAP2/3 common powerdomains
*/

-/* XXX add sleepdeps for this powerdomain : 3430 */
-
/*
* The GFX powerdomain is not present on 3430ES2, but currently we do not
* have a macro to filter it out at compile-time.
@@ -118,6 +130,7 @@ static struct powerdomain gfx_pwrdm = {
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX |
CHIP_IS_OMAP3430ES1),
.wkdep_srcs = gfx_sgx_wkdeps,
+ .sleepdep_srcs = cam_gfx_sleepdeps,
.pwrsts = PWRSTS_OFF_RET_ON,
.pwrsts_logic_ret = PWRDM_POWER_RET,
.banks = 1,
@@ -154,6 +167,19 @@ static struct powerdomain *powerdomains_omap[] __initdata = {
&mdm_pwrdm,
#endif

+#ifdef CONFIG_ARCH_OMAP34XX
+ &iva2_pwrdm,
+ &mpu_34xx_pwrdm,
+ &neon_pwrdm,
+ &core_34xx_pwrdm,
+ &cam_pwrdm,
+ &dss_pwrdm,
+ &per_pwrdm,
+ &emu_pwrdm,
+ &sgx_pwrdm,
+ &usbhost_pwrdm,
+#endif
+
NULL
};

diff --git a/arch/arm/mach-omap2/powerdomains34xx.h b/arch/arm/mach-omap2/powerdomains34xx.h
new file mode 100644
index 0000000..1e1146a
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains34xx.h
@@ -0,0 +1,327 @@
+/*
+ * OMAP34XX 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_POWERDOMAINS34XX
+#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS34XX
+
+/*
+ * N.B. If powerdomains are added or removed from this file, update
+ * the array in mach-omap2/powerdomains.h.
+ */
+
+#include <asm/arch/powerdomain.h>
+
+#include "prcm-common.h"
+#include "prm.h"
+#include "prm-regbits-34xx.h"
+#include "cm.h"
+#include "cm-regbits-34xx.h"
+
+/*
+ * 34XX-specific powerdomains, dependencies
+ */
+
+#ifdef CONFIG_ARCH_OMAP34XX
+
+/*
+ * 3430: PM_WKDEP_{PER,USBHOST}: CORE, IVA2, MPU, WKUP
+ * (USBHOST is ES2 only)
+ */
+static struct pwrdm_dep per_usbhost_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/*
+ * 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER
+ */
+static struct pwrdm_dep mpu_34xx_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "dss_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "per_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/*
+ * 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER
+ */
+static struct pwrdm_dep iva2_wkdeps[] = {
+ {
+ .pwrdm_name = "core_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "dss_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "per_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+/* 3430 PM_WKDEP_{CAM,DSS}: IVA2, MPU, WKUP */
+static struct pwrdm_dep cam_dss_wkdeps[] = {
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "wkup_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+/* 3430: PM_WKDEP_NEON: MPU */
+static struct pwrdm_dep neon_wkdeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+/* Sleep dependency source arrays for 34xx-specific pwrdms - 34XX only */
+
+/*
+ * 3430: CM_SLEEPDEP_{DSS,PER}: MPU, IVA
+ * 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA
+ */
+static struct pwrdm_dep dss_per_usbhost_sleepdeps[] = {
+ {
+ .pwrdm_name = "mpu_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ {
+ .pwrdm_name = "iva2_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+ },
+ { NULL },
+};
+
+
+/*
+ * Powerdomains
+ */
+
+static struct powerdomain iva2_pwrdm = {
+ .name = "iva2_pwrdm",
+ .prcm_offs = OMAP3430_IVA2_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT,
+ .wkdep_srcs = iva2_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 4,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET,
+ [1] = PWRSTS_OFF_RET,
+ [2] = PWRSTS_OFF_RET,
+ [3] = PWRSTS_OFF_RET,
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON,
+ [1] = PWRDM_POWER_ON,
+ [2] = PWRSTS_OFF_ON,
+ [3] = PWRDM_POWER_ON,
+ },
+};
+
+static struct powerdomain mpu_34xx_pwrdm = {
+ .name = "mpu_pwrdm",
+ .prcm_offs = MPU_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .dep_bit = OMAP3430_EN_MPU_SHIFT,
+ .wkdep_srcs = mpu_34xx_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET,
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRSTS_OFF_ON,
+ },
+};
+
+/* No wkdeps or sleepdeps for 34xx core apparently */
+static struct powerdomain core_34xx_pwrdm = {
+ .name = "core_pwrdm",
+ .prcm_offs = CORE_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .dep_bit = OMAP3430_EN_CORE_SHIFT,
+ .banks = 2,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
+ [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
+ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
+ },
+};
+
+/* Another case of bit name collisions between several registers: EN_DSS */
+static struct powerdomain dss_pwrdm = {
+ .name = "dss_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .prcm_offs = OMAP3430_DSS_MOD,
+ .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT,
+ .wkdep_srcs = cam_dss_wkdeps,
+ .sleepdep_srcs = dss_per_usbhost_sleepdeps,
+ .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 */
+ },
+};
+
+static struct powerdomain sgx_pwrdm = {
+ .name = "sgx_pwrdm",
+ .prcm_offs = OMAP3430ES2_SGX_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2),
+ .wkdep_srcs = gfx_sgx_wkdeps,
+ .sleepdep_srcs = cam_gfx_sleepdeps,
+ /* XXX This is accurate for 3430 SGX, but what about GFX? */
+ .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 */
+ },
+};
+
+static struct powerdomain cam_pwrdm = {
+ .name = "cam_pwrdm",
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .prcm_offs = OMAP3430_CAM_MOD,
+ .wkdep_srcs = cam_dss_wkdeps,
+ .sleepdep_srcs = cam_gfx_sleepdeps,
+ .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 */
+ },
+};
+
+static struct powerdomain per_pwrdm = {
+ .name = "per_pwrdm",
+ .prcm_offs = OMAP3430_PER_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .dep_bit = OMAP3430_EN_PER_SHIFT,
+ .wkdep_srcs = per_usbhost_wkdeps,
+ .sleepdep_srcs = dss_per_usbhost_sleepdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRSTS_OFF_RET,
+ .banks = 1,
+ .pwrsts_mem_ret = {
+ [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRDM_POWER_ON, /* MEMONSTATE */
+ },
+};
+
+static struct powerdomain emu_pwrdm = {
+ .name = "emu_pwrdm",
+ .prcm_offs = OMAP3430_EMU_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
+static struct powerdomain neon_pwrdm = {
+ .name = "neon_pwrdm",
+ .prcm_offs = OMAP3430_NEON_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .wkdep_srcs = neon_wkdeps,
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .pwrsts_logic_ret = PWRDM_POWER_RET,
+};
+
+static struct powerdomain usbhost_pwrdm = {
+ .name = "usbhost_pwrdm",
+ .prcm_offs = OMAP3430ES2_USBHOST_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2),
+ .wkdep_srcs = per_usbhost_wkdeps,
+ .sleepdep_srcs = dss_per_usbhost_sleepdeps,
+ .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_OMAP34XX */
+
+
+#endif
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index 54c32f4..4a32822 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -312,7 +312,8 @@
#define OMAP3430_ST_GPT2 (1 << 3)

/* CM_SLEEPDEP_PER, PM_WKDEP_IVA2, PM_WKDEP_MPU, PM_WKDEP_PER shared bits */
-#define OMAP3430_EN_CORE (1 << 0)
+#define OMAP3430_EN_CORE_SHIFT 0
+#define OMAP3430_EN_CORE_MASK (1 << 0)

#endif

diff --git a/arch/arm/mach-omap2/prm-regbits-34xx.h b/arch/arm/mach-omap2/prm-regbits-34xx.h
index b4686bc..5b5ecfe 100644
--- a/arch/arm/mach-omap2/prm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/prm-regbits-34xx.h
@@ -68,7 +68,8 @@
#define OMAP3430_VPINIDLE (1 << 0)

/* PM_WKDEP_IVA2, PM_WKDEP_MPU shared bits */
-#define OMAP3430_EN_PER (1 << 7)
+#define OMAP3430_EN_PER_SHIFT 7
+#define OMAP3430_EN_PER_MASK (1 << 7)

/* PM_PWSTCTRL_IVA2, PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE shared bits */
#define OMAP3430_MEMORYCHANGE (1 << 3)
@@ -77,7 +78,7 @@
#define OMAP3430_LOGICSTATEST (1 << 2)

/* PM_PREPWSTST_IVA2, PM_PREPWSTST_CORE shared bits */
-#define OMAP3430_LASTLOGICSTATEENTERED (1 << 2)
+#define OMAP3430_LASTLOGICSTATEENTERED (1 << 2)

/*
* PM_PREPWSTST_IVA2, PM_PREPWSTST_MPU, PM_PREPWSTST_CORE,
@@ -278,8 +279,10 @@
#define OMAP3430_EMULATION_MPU_RST (1 << 11)

/* PM_WKDEP_MPU specific bits */
-#define OMAP3430_PM_WKDEP_MPU_EN_DSS (1 << 5)
-#define OMAP3430_PM_WKDEP_MPU_EN_IVA2 (1 << 2)
+#define OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT 5
+#define OMAP3430_PM_WKDEP_MPU_EN_DSS_MASK (1 << 5)
+#define OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT 2
+#define OMAP3430_PM_WKDEP_MPU_EN_IVA2_MASK (1 << 2)

/* PM_EVGENCTRL_MPU */
#define OMAP3430_OFFLOADMODE_SHIFT 3
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2008-07-16 17:23    [from the cache]
©2003-2011 Jasper Spaans