diff options
author | Mike Rapoport <mike@compulab.co.il> | 2011-03-09 09:31:18 -0500 |
---|---|---|
committer | Olof Johansson <olof@lixom.net> | 2011-03-15 17:28:35 -0400 |
commit | 6f168f2fa60f87e85e0df25e87e2372f22f5eb7c (patch) | |
tree | 0f1e0a2d98a7db1adb63a47259c216725fa74095 /arch/arm | |
parent | 944d46b5347c20be3a3f4c36a6d830e126d9735a (diff) |
ARM: tegra: harmony: initialize the TPS65862 PMIC
Initialize the PMIC voltage regulators and provide the supply map for
PCI-e clock supply. The rest of the supplies should be added together
with the drivers that use them.
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
CC: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-tegra/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-tegra/board-harmony-power.c | 117 | ||||
-rw-r--r-- | arch/arm/mach-tegra/board-harmony.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-tegra/board-harmony.h | 1 |
4 files changed, 120 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile index 673651f0efb8..bbe1dbe939bb 100644 --- a/arch/arm/mach-tegra/Makefile +++ b/arch/arm/mach-tegra/Makefile | |||
@@ -21,6 +21,7 @@ obj-$(CONFIG_TEGRA_PCI) += pcie.o | |||
21 | obj-${CONFIG_MACH_HARMONY} += board-harmony.o | 21 | obj-${CONFIG_MACH_HARMONY} += board-harmony.o |
22 | obj-${CONFIG_MACH_HARMONY} += board-harmony-pinmux.o | 22 | obj-${CONFIG_MACH_HARMONY} += board-harmony-pinmux.o |
23 | obj-${CONFIG_MACH_HARMONY} += board-harmony-pcie.o | 23 | obj-${CONFIG_MACH_HARMONY} += board-harmony-pcie.o |
24 | obj-${CONFIG_MACH_HARMONY} += board-harmony-power.o | ||
24 | 25 | ||
25 | obj-${CONFIG_MACH_PAZ00} += board-paz00.o | 26 | obj-${CONFIG_MACH_PAZ00} += board-paz00.o |
26 | obj-${CONFIG_MACH_PAZ00} += board-paz00-pinmux.o | 27 | obj-${CONFIG_MACH_PAZ00} += board-paz00-pinmux.o |
diff --git a/arch/arm/mach-tegra/board-harmony-power.c b/arch/arm/mach-tegra/board-harmony-power.c new file mode 100644 index 000000000000..c84442cabe07 --- /dev/null +++ b/arch/arm/mach-tegra/board-harmony-power.c | |||
@@ -0,0 +1,117 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2010 NVIDIA, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope that it will be useful, | ||
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | * GNU General Public License for more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License | ||
14 | * along with this program; if not, write to the Free Software | ||
15 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | ||
16 | * 02111-1307, USA | ||
17 | */ | ||
18 | #include <linux/i2c.h> | ||
19 | #include <linux/platform_device.h> | ||
20 | #include <linux/gpio.h> | ||
21 | |||
22 | #include <linux/regulator/machine.h> | ||
23 | #include <linux/mfd/tps6586x.h> | ||
24 | |||
25 | #include <mach/irqs.h> | ||
26 | |||
27 | #define PMC_CTRL 0x0 | ||
28 | #define PMC_CTRL_INTR_LOW (1 << 17) | ||
29 | |||
30 | static struct regulator_consumer_supply tps658621_ldo0_supply[] = { | ||
31 | REGULATOR_SUPPLY("pex_clk", NULL), | ||
32 | }; | ||
33 | |||
34 | static struct regulator_init_data ldo0_data = { | ||
35 | .constraints = { | ||
36 | .min_uV = 1250 * 1000, | ||
37 | .max_uV = 3300 * 1000, | ||
38 | .valid_modes_mask = (REGULATOR_MODE_NORMAL | | ||
39 | REGULATOR_MODE_STANDBY), | ||
40 | .valid_ops_mask = (REGULATOR_CHANGE_MODE | | ||
41 | REGULATOR_CHANGE_STATUS | | ||
42 | REGULATOR_CHANGE_VOLTAGE), | ||
43 | }, | ||
44 | .num_consumer_supplies = ARRAY_SIZE(tps658621_ldo0_supply), | ||
45 | .consumer_supplies = tps658621_ldo0_supply, | ||
46 | }; | ||
47 | |||
48 | #define HARMONY_REGULATOR_INIT(_id, _minmv, _maxmv) \ | ||
49 | static struct regulator_init_data _id##_data = { \ | ||
50 | .constraints = { \ | ||
51 | .min_uV = (_minmv)*1000, \ | ||
52 | .max_uV = (_maxmv)*1000, \ | ||
53 | .valid_modes_mask = (REGULATOR_MODE_NORMAL | \ | ||
54 | REGULATOR_MODE_STANDBY), \ | ||
55 | .valid_ops_mask = (REGULATOR_CHANGE_MODE | \ | ||
56 | REGULATOR_CHANGE_STATUS | \ | ||
57 | REGULATOR_CHANGE_VOLTAGE), \ | ||
58 | }, \ | ||
59 | } | ||
60 | |||
61 | HARMONY_REGULATOR_INIT(sm0, 725, 1500); | ||
62 | HARMONY_REGULATOR_INIT(sm1, 725, 1500); | ||
63 | HARMONY_REGULATOR_INIT(sm2, 3000, 4550); | ||
64 | HARMONY_REGULATOR_INIT(ldo1, 725, 1500); | ||
65 | HARMONY_REGULATOR_INIT(ldo2, 725, 1500); | ||
66 | HARMONY_REGULATOR_INIT(ldo3, 1250, 3300); | ||
67 | HARMONY_REGULATOR_INIT(ldo4, 1700, 2475); | ||
68 | HARMONY_REGULATOR_INIT(ldo5, 1250, 3300); | ||
69 | HARMONY_REGULATOR_INIT(ldo6, 1250, 3300); | ||
70 | HARMONY_REGULATOR_INIT(ldo7, 1250, 3300); | ||
71 | HARMONY_REGULATOR_INIT(ldo8, 1250, 3300); | ||
72 | HARMONY_REGULATOR_INIT(ldo9, 1250, 3300); | ||
73 | |||
74 | #define TPS_REG(_id, _data) \ | ||
75 | { \ | ||
76 | .id = TPS6586X_ID_##_id, \ | ||
77 | .name = "tps6586x-regulator", \ | ||
78 | .platform_data = _data, \ | ||
79 | } | ||
80 | |||
81 | static struct tps6586x_subdev_info tps_devs[] = { | ||
82 | TPS_REG(SM_0, &sm0_data), | ||
83 | TPS_REG(SM_1, &sm1_data), | ||
84 | TPS_REG(SM_2, &sm2_data), | ||
85 | TPS_REG(LDO_0, &ldo0_data), | ||
86 | TPS_REG(LDO_1, &ldo1_data), | ||
87 | TPS_REG(LDO_2, &ldo2_data), | ||
88 | TPS_REG(LDO_3, &ldo3_data), | ||
89 | TPS_REG(LDO_4, &ldo4_data), | ||
90 | TPS_REG(LDO_5, &ldo5_data), | ||
91 | TPS_REG(LDO_6, &ldo6_data), | ||
92 | TPS_REG(LDO_7, &ldo7_data), | ||
93 | TPS_REG(LDO_8, &ldo8_data), | ||
94 | TPS_REG(LDO_9, &ldo9_data), | ||
95 | }; | ||
96 | |||
97 | static struct tps6586x_platform_data tps_platform = { | ||
98 | .irq_base = TEGRA_NR_IRQS, | ||
99 | .num_subdevs = ARRAY_SIZE(tps_devs), | ||
100 | .subdevs = tps_devs, | ||
101 | .gpio_base = TEGRA_NR_GPIOS, | ||
102 | }; | ||
103 | |||
104 | static struct i2c_board_info __initdata harmony_regulators[] = { | ||
105 | { | ||
106 | I2C_BOARD_INFO("tps6586x", 0x34), | ||
107 | .irq = INT_EXTERNAL_PMU, | ||
108 | .platform_data = &tps_platform, | ||
109 | }, | ||
110 | }; | ||
111 | |||
112 | int __init harmony_regulator_init(void) | ||
113 | { | ||
114 | i2c_register_board_info(3, harmony_regulators, 1); | ||
115 | |||
116 | return 0; | ||
117 | } | ||
diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c index e7c2fead1e2f..75c918a86a31 100644 --- a/arch/arm/mach-tegra/board-harmony.c +++ b/arch/arm/mach-tegra/board-harmony.c | |||
@@ -196,6 +196,7 @@ static void __init tegra_harmony_init(void) | |||
196 | 196 | ||
197 | platform_add_devices(harmony_devices, ARRAY_SIZE(harmony_devices)); | 197 | platform_add_devices(harmony_devices, ARRAY_SIZE(harmony_devices)); |
198 | harmony_i2c_init(); | 198 | harmony_i2c_init(); |
199 | harmony_regulator_init(); | ||
199 | } | 200 | } |
200 | 201 | ||
201 | MACHINE_START(HARMONY, "harmony") | 202 | MACHINE_START(HARMONY, "harmony") |
diff --git a/arch/arm/mach-tegra/board-harmony.h b/arch/arm/mach-tegra/board-harmony.h index 9243521a1d19..1e57b071f52d 100644 --- a/arch/arm/mach-tegra/board-harmony.h +++ b/arch/arm/mach-tegra/board-harmony.h | |||
@@ -32,5 +32,6 @@ | |||
32 | #define TEGRA_GPIO_EXT_MIC_EN TEGRA_GPIO_PX1 | 32 | #define TEGRA_GPIO_EXT_MIC_EN TEGRA_GPIO_PX1 |
33 | 33 | ||
34 | void harmony_pinmux_init(void); | 34 | void harmony_pinmux_init(void); |
35 | int harmony_regulator_init(void); | ||
35 | 36 | ||
36 | #endif | 37 | #endif |