From: Ambresh K <ambresh@xxxxxx>
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@xxxxxx>
Signed-off-by: Afzal Mohammed <afzal@xxxxxx>
Acked-by: Rajendra Nayak <rnayak@xxxxxx>
Acked-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
arch/arm/mach-omap2/powerdomain.h | 1 +
arch/arm/mach-omap2/powerdomains43xx_data.c | 136 ++++++++++++++++++++++++++++
2 files changed, 137 insertions(+)
create mode 100644 arch/arm/mach-omap2/powerdomains43xx_data.c
diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h
index baf3d8b..da5a59a 100644
--- 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
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();
+}
--
1.8.3.4
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