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-rw-r--r--arch/arm/mach-omap2/powerdomains43xx_data.c133
1 files changed, 133 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/powerdomains43xx_data.c b/arch/arm/mach-omap2/powerdomains43xx_data.c
new file mode 100644
index 000000000..5255f7e92
--- /dev/null
+++ b/arch/arm/mach-omap2/powerdomains43xx_data.c
@@ -0,0 +1,133 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * AM43xx Power domains framework
+ *
+ * Copyright (C) 2013 Texas Instruments, Inc.
+ */
+
+#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();
+}