ARM: OMAP2+: PM: AM43x powerdomain data

Add the data file to describe all power domains in AM43x SoC.
OMAP4 powerdomain operations is being reused here.

Signed-off-by: Ambresh K <ambresh@ti.com>
Signed-off-by: Afzal Mohammed <afzal@ti.com>
Acked-by: Rajendra Nayak <rnayak@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>

diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h
index baf3d8b..da5a59a 100644 (file)
--- a/arch/arm/mach-omap2/powerdomain.h
+++ b/arch/arm/mach-omap2/powerdomain.h
@@ -257,6 +257,7 @@ extern void am33xx_powerdomains_init(void);
 extern void omap44xx_powerdomains_init(void);
 extern void omap54xx_powerdomains_init(void);
 extern void dra7xx_powerdomains_init(void);
+void am43xx_powerdomains_init(void);
 
 extern struct pwrdm_ops omap2_pwrdm_operations;
 extern struct pwrdm_ops omap3_pwrdm_operations;

diff --git a/arch/arm/mach-omap2/powerdomains43xx_data.c b/arch/arm/mach-omap2/powerdomains43xx_data.c
new file mode 100644 (file)
index 0000000..95fee54
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains43xx_data.c
@@ -0,0 +1,136 @@
+/*
+ * AM43xx Power domains framework
+ *
+ * Copyright (C) 2013 Texas Instruments, Inc.
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include "powerdomain.h"
+
+#include "prcm-common.h"
+#include "prcm44xx.h"
+#include "prcm43xx.h"
+
+static struct powerdomain gfx_43xx_pwrdm = {
+       .name             = "gfx_pwrdm",
+       .voltdm           = { .name = "core" },
+       .prcm_offs        = AM43XX_PRM_GFX_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_OFF_ON,
+       .banks            = 1,
+       .pwrsts_mem_on  = {
+               [0] = PWRSTS_ON,        /* gfx_mem */
+       },
+       .flags            = PWRDM_HAS_LOWPOWERSTATECHANGE,
+};
+
+static struct powerdomain mpu_43xx_pwrdm = {
+       .name             = "mpu_pwrdm",
+       .voltdm           = { .name = "mpu" },
+       .prcm_offs        = AM43XX_PRM_MPU_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_OFF_RET_ON,
+       .pwrsts_logic_ret = PWRSTS_OFF_RET,
+       .banks            = 3,
+       .pwrsts_mem_ret = {
+               [0] = PWRSTS_OFF_RET,   /* mpu_l1 */
+               [1] = PWRSTS_OFF_RET,   /* mpu_l2 */
+               [2] = PWRSTS_OFF_RET,   /* mpu_ram */
+       },
+       .pwrsts_mem_on  = {
+               [0] = PWRSTS_ON,        /* mpu_l1 */
+               [1] = PWRSTS_ON,        /* mpu_l2 */
+               [2] = PWRSTS_ON,        /* mpu_ram */
+       },
+       .flags            = PWRDM_HAS_LOWPOWERSTATECHANGE,
+};
+
+static struct powerdomain rtc_43xx_pwrdm = {
+       .name             = "rtc_pwrdm",
+       .voltdm           = { .name = "rtc" },
+       .prcm_offs        = AM43XX_PRM_RTC_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_ON,
+};
+
+static struct powerdomain wkup_43xx_pwrdm = {
+       .name             = "wkup_pwrdm",
+       .voltdm           = { .name = "core" },
+       .prcm_offs        = AM43XX_PRM_WKUP_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_ON,
+       .banks            = 1,
+       .pwrsts_mem_on  = {
+               [0] = PWRSTS_ON,        /* debugss_mem */
+       },
+};
+
+static struct powerdomain tamper_43xx_pwrdm = {
+       .name             = "tamper_pwrdm",
+       .voltdm           = { .name = "tamper" },
+       .prcm_offs        = AM43XX_PRM_TAMPER_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_ON,
+};
+
+static struct powerdomain cefuse_43xx_pwrdm = {
+       .name             = "cefuse_pwrdm",
+       .voltdm           = { .name = "core" },
+       .prcm_offs        = AM43XX_PRM_CEFUSE_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_OFF_ON,
+       .flags            = PWRDM_HAS_LOWPOWERSTATECHANGE,
+};
+
+static struct powerdomain per_43xx_pwrdm = {
+       .name             = "per_pwrdm",
+       .voltdm           = { .name = "core" },
+       .prcm_offs        = AM43XX_PRM_PER_INST,
+       .prcm_partition   = AM43XX_PRM_PARTITION,
+       .pwrsts           = PWRSTS_OFF_RET_ON,
+       .pwrsts_logic_ret = PWRSTS_OFF_RET,
+       .banks            = 4,
+       .pwrsts_mem_ret = {
+               [0] = PWRSTS_OFF_RET,   /* icss_mem */
+               [1] = PWRSTS_OFF_RET,   /* per_mem */
+               [2] = PWRSTS_OFF_RET,   /* ram1_mem */
+               [3] = PWRSTS_OFF_RET,   /* ram2_mem */
+       },
+       .pwrsts_mem_on  = {
+               [0] = PWRSTS_ON,        /* icss_mem */
+               [1] = PWRSTS_ON,        /* per_mem */
+               [2] = PWRSTS_ON,        /* ram1_mem */
+               [3] = PWRSTS_ON,        /* ram2_mem */
+       },
+       .flags            = PWRDM_HAS_LOWPOWERSTATECHANGE,
+};
+
+static struct powerdomain *powerdomains_am43xx[] __initdata = {
+       &gfx_43xx_pwrdm,
+       &mpu_43xx_pwrdm,
+       &rtc_43xx_pwrdm,
+       &wkup_43xx_pwrdm,
+       &tamper_43xx_pwrdm,
+       &cefuse_43xx_pwrdm,
+       &per_43xx_pwrdm,
+       NULL
+};
+
+static int am43xx_check_vcvp(void)
+{
+       return 0;
+}
+
+void __init am43xx_powerdomains_init(void)
+{
+       omap4_pwrdm_operations.pwrdm_has_voltdm = am43xx_check_vcvp;
+       pwrdm_register_platform_funcs(&omap4_pwrdm_operations);
+       pwrdm_register_pwrdms(powerdomains_am43xx);
+       pwrdm_complete_init();
+}