arm: tegra: t124: ardbeg: edp: support system edp

Bug 1326839
Bug 1345916
Bug 1345931
Bug 1339832

Change-Id: Iadd3bbda87195c2851a5253d72deb5e4187bd21d
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: http://git-master/r/332638
Reviewed-by: Mitch Luban <mluban@nvidia.com>
Tested-by: Mitch Luban <mluban@nvidia.com>

4 files changed, 218 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index ff1cbf94aaed..48614b63b1fd 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -271,6 +271,7 @@ obj-${CONFIG_MACH_ARDBEG}               += panel-c-lvds-1366-14.o
 obj-${CONFIG_MACH_ARDBEG}               += panel-s-edp-wqxgap-15-6.o
 ifeq ($(CONFIG_MACH_ARDBEG),y)
 obj-${CONFIG_SYSEDP_FRAMEWORK}          += board-tn8-sysedp.o
+obj-${CONFIG_SYSEDP_FRAMEWORK}          += board-ardbeg-sysedp.o
 endif
 
 obj-${CONFIG_MACH_LOKI}               	+= board-loki.o
diff --git a/arch/arm/mach-tegra/board-ardbeg-sysedp.c b/arch/arm/mach-tegra/board-ardbeg-sysedp.c
new file mode 100644
index 000000000000..a431f1d3e41c
--- /dev/null
+++ b/arch/arm/mach-tegra/board-ardbeg-sysedp.c
@@ -0,0 +1,207 @@
+/*
+ * Copyright (c) 2013 NVIDIA Corporation. All rights reserved.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include <linux/sysedp.h>
+#include <linux/platform_device.h>
+#include <linux/platform_data/tegra_edp.h>
+#include <linux/power_supply.h>
+#include <mach/edp.h>
+#include "board.h"
+#include "board-panel.h"
+
+/* --- EDP consumers data --- */
+/* TODO static unsigned int ov5693_states[] = { 0, 300 };*/
+static unsigned int mt9m114_states[] = { 0, 150 };
+static unsigned int sdhci_states[] = { 0, 966 };
+static unsigned int speaker_states[] = { 0, 1080 };
+static unsigned int wifi_states[] = { 0, 3070 };
+static unsigned int modem_states[] = { 0, 4100 };
+
+/* 10 inch panel */
+static unsigned int pwm_backlight_states[] = {
+	0, 425, 851, 1276, 1702, 2127, 2553, 2978, 3404, 3829, 4255
+};
+/* TODO
+static unsigned int as364x_states[] = {
+	0, 350, 700, 1050, 1400, 1750, 2100, 2450, 2800, 3150, 3500
+};
+*/
+
+static struct sysedp_consumer_data shield_sysedp_consumer_data[] = {
+	/* TODO SYSEDP_CONSUMER_DATA("ov5693", ov5693_states),*/
+	SYSEDP_CONSUMER_DATA("mt9m114", mt9m114_states),
+	SYSEDP_CONSUMER_DATA("speaker", speaker_states),
+	SYSEDP_CONSUMER_DATA("wifi", wifi_states),
+	SYSEDP_CONSUMER_DATA("pwm-backlight", pwm_backlight_states),
+	SYSEDP_CONSUMER_DATA("sdhci-tegra.2", sdhci_states),
+	SYSEDP_CONSUMER_DATA("sdhci-tegra.3", sdhci_states),
+	/* TODO SYSEDP_CONSUMER_DATA("as364x", as364x_states), */
+	SYSEDP_CONSUMER_DATA("modem", modem_states),
+};
+
+static struct sysedp_platform_data shield_sysedp_platform_data = {
+	.consumer_data = shield_sysedp_consumer_data,
+	.consumer_data_size = ARRAY_SIZE(shield_sysedp_consumer_data),
+	.margin = 0,
+};
+
+static struct platform_device shield_sysedp_device = {
+	.name = "sysedp",
+	.id = -1,
+	.dev = { .platform_data = &shield_sysedp_platform_data }
+};
+
+void __init shield_new_sysedp_init(void)
+{
+	int r;
+
+	r = platform_device_register(&shield_sysedp_device);
+	WARN_ON(r);
+}
+
+/* --- Battery monitor data --- */
+static struct sysedp_batmon_ibat_lut shield_ibat_lut[] = {
+/*-- temp in C, current in milli ampere --*/
+	{  60, 7800 }, /* TODO */
+	{  40, 7800 },
+	{   0, 7800 },
+	{ -30,    0 }
+};
+
+/*                           23C              */
+static int rbat_data[] = {  118000,   /* 100% */
+			    119000,   /* 80%  */
+			    121000,   /* 60%  */
+			    123000,   /* 40%  */
+			    124000,   /* 10%  */
+			    124000};  /* 0%   */
+static int rbat_temp_axis[] = { 23 };
+static int rbat_capacity_axis[] = { 100, 80, 60, 40, 10, 0 };
+
+struct sysedp_batmon_rbat_lut shield_rbat_lut = {
+	.temp_axis = rbat_temp_axis,
+	.temp_size = ARRAY_SIZE(rbat_temp_axis),
+	.capacity_axis = rbat_capacity_axis,
+	.capacity_size = ARRAY_SIZE(rbat_capacity_axis),
+	.data = rbat_data,
+	.data_size = ARRAY_SIZE(rbat_data),
+};
+
+/* Fuel Gauge is BQ20z45 (SBS battery) */
+static struct sysedp_batmon_ocv_lut shield_ocv_lut[] = {
+	/*SOC, OCV in micro volt */
+	{100,  8372010 },
+	{95 ,  8163880 },
+	{90 ,  8069280 },
+	{85 ,  7970700 },
+	{80 ,  7894100 },
+	{75 ,  7820860 },
+	{70 ,  7751890 },
+	{65 ,  7691770 },
+	{60 ,  7641110 },
+	{55 ,  7598990 },
+	{50 ,  7564200 },
+	{45 ,  7534290 },
+	{40 ,  7511410 },
+	{35 ,  7491870 },
+	{30 ,  7468380 },
+	{25 ,  7435720 },
+	{20 ,  7388720 },
+	{15 ,  7338370 },
+	{10 ,  7219650 },
+	{0  ,  5999850 },
+};
+
+static struct sysedp_batmon_calc_platform_data shield_batmon_pdata = {
+	.power_supply = "sbs-battery",
+	.r_const = 70000,    /* in micro ohm */
+	.vsys_min = 5880000, /* in micro volt*/
+	.ibat_lut = shield_ibat_lut,
+	.rbat_lut = &shield_rbat_lut,
+	.ocv_lut = shield_ocv_lut,
+};
+
+static struct platform_device shield_batmon_device = {
+	.name = "sysedp_batmon_calc",
+	.id = -1,
+	.dev = { .platform_data = &shield_batmon_pdata }
+};
+
+void __init shield_sysedp_batmon_init(void)
+{
+	int r;
+
+	if (get_power_supply_type() != POWER_SUPPLY_TYPE_BATTERY) {
+		/* modify platform data on-the-fly to enable virtual battery */
+		shield_batmon_pdata.power_supply = "test_battery";
+		shield_batmon_pdata.update_interval = 2000;
+	}
+
+	r = platform_device_register(&shield_batmon_device);
+	WARN_ON(r);
+}
+
+/* --- sysedp capping device data --- */
+/* --- for 780D sku -- */
+static struct tegra_sysedp_corecap shield_sysedp_corecap[] = {
+	{ 5000,  {2000,  108000, 924000 },  {2000, 108000, 924000 } },
+	{ 6000,  {3000,  108000, 924000 },  {2000, 180000, 924000 } },
+	{ 7000,  {4000,  108000, 924000 },  {2000, 252000, 924000 } },
+	{ 8000,  {5000,  108000, 924000 },  {2000, 396000, 924000 } },
+	{ 9000,  {6000,  108000, 924000 },  {2000, 396000, 924000 } },
+	{ 10000, {7000,  108000, 924000 },  {4000, 396000, 924000 } },
+	{ 11000, {7000,  108000, 924000 },  {4000, 468000, 924000 } },
+	{ 12000, {8000,  108000, 924000 },  {3000, 540000, 924000 } },
+	{ 13000, {9000,  108000, 924000 },  {5000, 540000, 924000 } },
+	{ 14000, {10000, 108000, 924000 },  {3000, 648000, 924000 } },
+	{ 15000, {11000, 108000, 924000 },  {4000, 648000, 924000 } },
+	{ 16000, {11000, 180000, 924000 },  {3000, 708000, 924000 } },
+	{ 17000, {12000, 180000, 924000 },  {5000, 708000, 924000 } },
+	{ 18000, {13000, 108000, 924000 },  {3000, 756000, 924000 } },
+	{ 19000, {14000, 108000, 924000 },  {5000, 756000, 924000 } },
+	{ 20000, {14000, 180000, 924000 },  {3000, 804000, 924000 } },
+	{ 21000, {14000, 252000, 924000 },  {4000, 804000, 924000 } },
+	{ 22000, {16000, 108000, 924000 },  {3000, 853000, 924000 } },
+	{ 23000, {16000, 180000, 924000 },  {5000, 853000, 924000 } },
+};
+static struct tegra_sysedp_platform_data shield_sysedp_dynamic_capping_platdata = {
+	.corecap = shield_sysedp_corecap,
+	.corecap_size = ARRAY_SIZE(shield_sysedp_corecap),
+	.core_gain = 100,
+	.init_req_watts = 20000,
+};
+
+static struct platform_device shield_sysedp_dynamic_capping = {
+	.name = "sysedp_dynamic_capping",
+	.id = -1,
+	.dev = { .platform_data = &shield_sysedp_dynamic_capping_platdata }
+};
+
+void __init shield_sysedp_dynamic_capping_init(void)
+{
+	int r;
+
+	shield_sysedp_dynamic_capping_platdata.cpufreq_lim = tegra_get_system_edp_entries(
+		&shield_sysedp_dynamic_capping_platdata.cpufreq_lim_size);
+	if (!shield_sysedp_dynamic_capping_platdata.cpufreq_lim) {
+		WARN_ON(1);
+		return;
+	}
+
+	r = platform_device_register(&shield_sysedp_dynamic_capping);
+	WARN_ON(r);
+}
diff --git a/arch/arm/mach-tegra/board-ardbeg.c b/arch/arm/mach-tegra/board-ardbeg.c
index 3e803871dcef..cb557acc4a57 100644
--- a/arch/arm/mach-tegra/board-ardbeg.c
+++ b/arch/arm/mach-tegra/board-ardbeg.c
@@ -990,6 +990,8 @@ static void __init ardbeg_sysedp_init(void)
 		if (bi.sku == 1100) {
 			tn8_new_sysedp_init();
 		}
+		else
+			shield_new_sysedp_init();
 		break;
 	case BOARD_PM358:
 	case BOARD_PM359:
@@ -1008,6 +1010,8 @@ static void __init ardbeg_sysedp_dynamic_capping_init(void)
 	case BOARD_E1780:
 		if (bi.sku == 1100)
 			tn8_sysedp_dynamic_capping_init();
+		else
+			shield_sysedp_dynamic_capping_init();
 		break;
 	case BOARD_PM358:
 	case BOARD_PM359:
@@ -1029,6 +1033,8 @@ static void __init ardbeg_sysedp_batmon_init(void)
 	case BOARD_E1780:
 		if (bi.sku == 1100)
 			tn8_sysedp_batmon_init();
+		else
+			shield_sysedp_batmon_init();
 		break;
 	case BOARD_PM358:
 	case BOARD_PM359:
diff --git a/arch/arm/mach-tegra/board-ardbeg.h b/arch/arm/mach-tegra/board-ardbeg.h
index 04949ab31d4a..ead1977a7442 100644
--- a/arch/arm/mach-tegra/board-ardbeg.h
+++ b/arch/arm/mach-tegra/board-ardbeg.h
@@ -38,6 +38,10 @@ int ardbeg_pmon_init(void);
 int ardbeg_rail_alignment_init(void);
 int ardbeg_soctherm_init(void);
 int ardbeg_edp_init(void);
+void shield_new_sysedp_init(void);
+void shield_sysedp_dynamic_capping_init(void);
+void shield_sysedp_batmon_init(void);
+
 
 /* Invensense MPU Definitions */
 #define MPU_GYRO_NAME			"mpu9250"