arm: tegra: harmony: Add Regulators & config PMC interrupt

Added regulators and configured the PMC interrupt polarity to low.

Bug: 879944
Change-Id: I94bc2cb78c311cc7fe9c713592b49ecfe4cf8176
Signed-off-by: Preetham Chandru <pchandru@nvidia.com>
Reviewed-on: http://git-master/r/56226
Reviewed-by: Winnie Hsu <whsu@nvidia.com>
Reviewed-by: Allen Martin <amartin@nvidia.com>

Rebase-Id: R730736f5290a25346afdc23fd8fb2fa94083add4

1 files changed, 94 insertions, 30 deletions

diff --git a/arch/arm/mach-tegra/board-harmony-power.c b/arch/arm/mach-tegra/board-harmony-power.c
index 0b4912b8bc50..a8da38f53f27 100644
--- a/arch/arm/mach-tegra/board-harmony-power.c
+++ b/arch/arm/mach-tegra/board-harmony-power.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2010 NVIDIA, Inc.
+ * Copyright (C) 2010-2011 NVIDIA, 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
@@ -21,7 +21,9 @@
 
 #include <linux/regulator/machine.h>
 #include <linux/mfd/tps6586x.h>
+#include <linux/io.h>
 
+#include <mach/iomap.h>
 #include <mach/irqs.h>
 
 #include "board-harmony.h"
@@ -29,26 +31,68 @@
 #define PMC_CTRL		0x0
 #define PMC_CTRL_INTR_LOW	(1 << 17)
 
+static struct regulator_consumer_supply tps658621_sm0_supply[] = {
+	REGULATOR_SUPPLY("vdd_core", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_sm1_supply[] = {
+	REGULATOR_SUPPLY("vdd_cpu", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_sm2_supply[] = {
+	REGULATOR_SUPPLY("vdd_sm2", NULL),
+};
+
 static struct regulator_consumer_supply tps658621_ldo0_supply[] = {
-	REGULATOR_SUPPLY("pex_clk", NULL),
-};
-
-static struct regulator_init_data ldo0_data = {
-	.constraints = {
-		.min_uV = 1250 * 1000,
-		.max_uV = 3300 * 1000,
-		.valid_modes_mask = (REGULATOR_MODE_NORMAL |
-				     REGULATOR_MODE_STANDBY),
-		.valid_ops_mask = (REGULATOR_CHANGE_MODE |
-				   REGULATOR_CHANGE_STATUS |
-				   REGULATOR_CHANGE_VOLTAGE),
-	},
-	.num_consumer_supplies = ARRAY_SIZE(tps658621_ldo0_supply),
-	.consumer_supplies = tps658621_ldo0_supply,
+	REGULATOR_SUPPLY("p_cam_avdd", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo1_supply[] = {
+	REGULATOR_SUPPLY("avdd_pll", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo2_supply[] = {
+	REGULATOR_SUPPLY("vdd_rtc", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo3_supply[] = {
+	REGULATOR_SUPPLY("avdd_usb", NULL),
+	REGULATOR_SUPPLY("avdd_usb_pll", NULL),
+	REGULATOR_SUPPLY("avdd_lvds", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo4_supply[] = {
+	REGULATOR_SUPPLY("avdd_osc", NULL),
+	REGULATOR_SUPPLY("vddio_sys", "panjit_touch"),
 };
 
-#define HARMONY_REGULATOR_INIT(_id, _minmv, _maxmv)			\
-	static struct regulator_init_data _id##_data = {		\
+static struct regulator_consumer_supply tps658621_ldo5_supply[] = {
+	REGULATOR_SUPPLY("vcore_mmc", "sdhci-tegra.1"),
+	REGULATOR_SUPPLY("vcore_mmc", "sdhci-tegra.3"),
+};
+
+static struct regulator_consumer_supply tps658621_ldo6_supply[] = {
+	REGULATOR_SUPPLY("avdd_vdac", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo7_supply[] = {
+	REGULATOR_SUPPLY("avdd_hdmi", NULL),
+	REGULATOR_SUPPLY("vdd_fuse", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo8_supply[] = {
+	REGULATOR_SUPPLY("avdd_hdmi_pll", NULL),
+};
+
+static struct regulator_consumer_supply tps658621_ldo9_supply[] = {
+	REGULATOR_SUPPLY("avdd_2v85", NULL),
+	REGULATOR_SUPPLY("vdd_ddr_rx", NULL),
+	REGULATOR_SUPPLY("avdd_amp", NULL),
+};
+
+
+#define REGULATOR_INIT(_id, _minmv, _maxmv)				\
+	{								\
 		.constraints = {					\
 			.min_uV = (_minmv)*1000,			\
 			.max_uV = (_maxmv)*1000,			\
@@ -58,20 +102,27 @@ static struct regulator_init_data ldo0_data = {
 					   REGULATOR_CHANGE_STATUS |	\
 					   REGULATOR_CHANGE_VOLTAGE),	\
 		},							\
+		.num_consumer_supplies = ARRAY_SIZE(tps658621_##_id##_supply),\
+		.consumer_supplies = tps658621_##_id##_supply,		\
 	}
 
-HARMONY_REGULATOR_INIT(sm0, 725, 1500);
-HARMONY_REGULATOR_INIT(sm1, 725, 1500);
-HARMONY_REGULATOR_INIT(sm2, 3000, 4550);
-HARMONY_REGULATOR_INIT(ldo1, 725, 1500);
-HARMONY_REGULATOR_INIT(ldo2, 725, 1500);
-HARMONY_REGULATOR_INIT(ldo3, 1250, 3300);
-HARMONY_REGULATOR_INIT(ldo4, 1700, 2475);
-HARMONY_REGULATOR_INIT(ldo5, 1250, 3300);
-HARMONY_REGULATOR_INIT(ldo6, 1250, 3300);
-HARMONY_REGULATOR_INIT(ldo7, 1250, 3300);
-HARMONY_REGULATOR_INIT(ldo8, 1250, 3300);
-HARMONY_REGULATOR_INIT(ldo9, 1250, 3300);
+static struct regulator_init_data sm0_data = REGULATOR_INIT(sm0, 725, 1500);
+static struct regulator_init_data sm1_data = REGULATOR_INIT(sm1, 725, 1500);
+static struct regulator_init_data sm2_data = REGULATOR_INIT(sm2, 3000, 4550);
+static struct regulator_init_data ldo0_data = REGULATOR_INIT(ldo0, 1250, 3300);
+static struct regulator_init_data ldo1_data = REGULATOR_INIT(ldo1, 725, 1500);
+static struct regulator_init_data ldo2_data = REGULATOR_INIT(ldo2, 725, 1500);
+static struct regulator_init_data ldo3_data = REGULATOR_INIT(ldo3, 1250, 3300);
+static struct regulator_init_data ldo4_data = REGULATOR_INIT(ldo4, 1700, 2475);
+static struct regulator_init_data ldo5_data = REGULATOR_INIT(ldo5, 1250, 3300);
+static struct regulator_init_data ldo6_data = REGULATOR_INIT(ldo6, 1250, 3300);
+static struct regulator_init_data ldo7_data = REGULATOR_INIT(ldo7, 1250, 3300);
+static struct regulator_init_data ldo8_data = REGULATOR_INIT(ldo8, 1250, 3300);
+static struct regulator_init_data ldo9_data = REGULATOR_INIT(ldo9, 1250, 3300);
+
+static struct tps6586x_rtc_platform_data rtc_data = {
+	.irq = TEGRA_NR_IRQS + TPS6586X_INT_RTC_ALM1,
+};
 
 #define TPS_REG(_id, _data)			\
 	{					\
@@ -94,6 +145,11 @@ static struct tps6586x_subdev_info tps_devs[] = {
 	TPS_REG(LDO_7, &ldo7_data),
 	TPS_REG(LDO_8, &ldo8_data),
 	TPS_REG(LDO_9, &ldo9_data),
+	{
+	 .id = 0,
+	 .name = "tps6586x-rtc",
+	 .platform_data = &rtc_data,
+	 },
 };
 
 static struct tps6586x_platform_data tps_platform = {
@@ -113,6 +169,14 @@ static struct i2c_board_info __initdata harmony_regulators[] = {
 
 int __init harmony_regulator_init(void)
 {
+	void __iomem *pmc = IO_ADDRESS(TEGRA_PMC_BASE);
+	u32 pmc_ctrl;
+
+	/* configure the power management controller to trigger PMU
+	 * interrupts when low */
+	pmc_ctrl = readl(pmc + PMC_CTRL);
+	writel(pmc_ctrl | PMC_CTRL_INTR_LOW, pmc + PMC_CTRL);
+
 	i2c_register_board_info(4, harmony_regulators, 1);
 
 	return 0;