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Date: Sun, 17 Jul 2011 23:46:42 -0700
From: Haojian Zhuang <hzhuang1@...vell.com>
To: Leo Yan <leoy@...vell.com>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux@....linux.org.uk" <linux@....linux.org.uk>,
"nicolas.pitre@...aro.org" <nicolas.pitre@...aro.org>,
Leo Yan <leoy@...vell.com>
Subject: RE: [PATCH] ARM: mmp/brownstone: add regulator init data for max8925
>-----Original Message-----
>From: Leo Yan [mailto:leoy@...vell.com]
>Sent: 2011年7月18日 2:10 PM
>To: linux-arm-kernel@...ts.infradead.org; linux-kernel@...r.kernel.org;
>linux@....linux.org.uk; Haojian Zhuang; nicolas.pitre@...aro.org; Leo
>Yan
>Subject: [PATCH] ARM: mmp/brownstone: add regulator init data for
>max8925
>
>Add pmic max8925's init data for brownstone board.
>
>Signed-off-by: Leo Yan <leoy@...vell.com>
>---
> arch/arm/mach-mmp/brownstone.c | 121
>+++++++++++++++++++++++++++++++++++++++-
> 1 files changed, 120 insertions(+), 1 deletions(-)
>
>diff --git a/arch/arm/mach-mmp/brownstone.c b/arch/arm/mach-
>mmp/brownstone.c
>index 7bb78fd..4544be5 100644
>--- a/arch/arm/mach-mmp/brownstone.c
>+++ b/arch/arm/mach-mmp/brownstone.c
>@@ -158,8 +158,127 @@ static struct platform_device
>brownstone_v_5vp_device = {
> },
> };
>
>+static struct regulator_consumer_supply brownstone_max8925_reg_supply[]
>= {
>+ [MAX8925_ID_SD1] = REGULATOR_SUPPLY("v_sd1", NULL),
>+ [MAX8925_ID_SD2] = REGULATOR_SUPPLY("v_sd2", NULL),
>+ [MAX8925_ID_SD3] = REGULATOR_SUPPLY("v_sd3", NULL),
>+ [MAX8925_ID_LDO1] = REGULATOR_SUPPLY("v_ldo1", NULL),
>+ [MAX8925_ID_LDO2] = REGULATOR_SUPPLY("v_ldo2", NULL),
>+ [MAX8925_ID_LDO3] = REGULATOR_SUPPLY("v_ldo3", NULL),
>+ [MAX8925_ID_LDO4] = REGULATOR_SUPPLY("v_ldo4", NULL),
>+ [MAX8925_ID_LDO5] = REGULATOR_SUPPLY("v_ldo5", NULL),
>+ [MAX8925_ID_LDO6] = REGULATOR_SUPPLY("v_ldo6", NULL),
>+ [MAX8925_ID_LDO7] = REGULATOR_SUPPLY("v_ldo7", NULL),
>+ [MAX8925_ID_LDO8] = REGULATOR_SUPPLY("v_ldo8", NULL),
>+ [MAX8925_ID_LDO9] = REGULATOR_SUPPLY("v_ldo9", NULL),
>+ [MAX8925_ID_LDO10] = REGULATOR_SUPPLY("v_ldo10", NULL),
>+ [MAX8925_ID_LDO11] = REGULATOR_SUPPLY("v_ldo11", NULL),
>+ [MAX8925_ID_LDO12] = REGULATOR_SUPPLY("v_ldo12", NULL),
>+ [MAX8925_ID_LDO13] = REGULATOR_SUPPLY("v_ldo13", NULL),
>+ [MAX8925_ID_LDO14] = REGULATOR_SUPPLY("v_ldo14", NULL),
>+ [MAX8925_ID_LDO15] = REGULATOR_SUPPLY("v_ldo15", NULL),
>+ [MAX8925_ID_LDO16] = REGULATOR_SUPPLY("v_ldo16", NULL),
>+ [MAX8925_ID_LDO17] = REGULATOR_SUPPLY("v_ldo17", NULL),
>+ [MAX8925_ID_LDO18] = REGULATOR_SUPPLY("v_ldo18", NULL),
>+ [MAX8925_ID_LDO19] = REGULATOR_SUPPLY("v_ldo19", NULL),
>+ [MAX8925_ID_LDO20] = REGULATOR_SUPPLY("v_ldo20", NULL),
Only special device need assign NULL device. Otherwise, don't assume with NULL device.
>+};
>+
>+#define MAX8925_REG_INIT(_name, _id, _min, _max, _always, _boot) \
>+static struct regulator_init_data max8925_reg_init_##_name =
> \
>+{ \
>+ .constraints = { \
>+ .name = __stringify(_name), \
>+ .min_uV = _min, \
>+ .max_uV = _max, \
>+ .always_on = _always, \
>+ .boot_on = _boot, \
>+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | \
>+ REGULATOR_CHANGE_STATUS, \
>+ }, \
>+ .num_consumer_supplies = 1, \
>+ .consumer_supplies = &brownstone_max8925_reg_supply[_id], \
>+}
>+
>+/*
>+ * brownstone's pmic max8925 power domain usage;
>+ *
>+ * domain voltage usage
>+ * ------ --------- ------------------------------------------------
>-
>+ * sd1 1.2v ddr3 termination regulator
>+ * sd2 1.8v soc gpio / 1.8v pheripherals / memories
>+ * sd3 2.8v soc gpio / 2.8v pheripherals / memories
>+ * ldo1 2.8v pmic max8925 adc
>+ * ldo2 1.8v soc plls / hdmi / hsic to usb hub
>+ * ldo3 off/1.2v soc mipi / mipi pheripheral i/o / mipi dsi
>bridge
>+ * ldo4 3.3v soc usb / hdmi / hsic to usb hub
>+ * ldo5 off/1.2v soc hsic / hsic to usb hub
>+ * ldo6 off unused
>+ * ldo7 off unused
>+ * ldo8 off/3.0v compass / accelerometer
>+ * ldo9 1.8v soc pmic max8649 / jtag / slimbus
>+ * ldo10 off/1.8v vibrator motor
>+ * ldo11 off/3.0v soc mmc1 / mmc/sd card
>+ * ldo12 1.8v/off unused
>+ * ldo13 off/1.5v camera digital
>+ * ldo14 off/3.0v camera auto focus
>+ * ldo15 off/2.8v camera analog
>+ * ldo16 off unused
>+ * ldo17 off/1.2v mipi dsi bridge / 32k clk
>+ * ldo18 off unused
>+ * ldo19 off unused
>+ * ldo20 off unused
>+ */
>+MAX8925_REG_INIT(sd1, MAX8925_ID_SD1, 637500, 1425000, 1, 1);
>+MAX8925_REG_INIT(sd2, MAX8925_ID_SD2, 650000, 2225000, 1, 1);
>+MAX8925_REG_INIT(sd3, MAX8925_ID_SD3, 750000, 3900000, 1, 1);
>+MAX8925_REG_INIT(ldo1, MAX8925_ID_LDO1, 750000, 3900000, 1, 1);
>+MAX8925_REG_INIT(ldo2, MAX8925_ID_LDO2, 650000, 2250000, 1, 1);
>+MAX8925_REG_INIT(ldo3, MAX8925_ID_LDO3, 650000, 2250000, 0, 0);
>+MAX8925_REG_INIT(ldo4, MAX8925_ID_LDO4, 750000, 3900000, 1, 1);
>+MAX8925_REG_INIT(ldo5, MAX8925_ID_LDO5, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo6, MAX8925_ID_LDO6, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo7, MAX8925_ID_LDO7, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo8, MAX8925_ID_LDO8, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo9, MAX8925_ID_LDO9, 750000, 3900000, 1, 1);
>+MAX8925_REG_INIT(ldo10, MAX8925_ID_LDO10, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo11, MAX8925_ID_LDO11, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo12, MAX8925_ID_LDO12, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo13, MAX8925_ID_LDO13, 750000, 1500000, 0, 0);
>+MAX8925_REG_INIT(ldo14, MAX8925_ID_LDO14, 750000, 3000000, 0, 0);
>+MAX8925_REG_INIT(ldo15, MAX8925_ID_LDO15, 750000, 2800000, 0, 0);
>+MAX8925_REG_INIT(ldo16, MAX8925_ID_LDO16, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo17, MAX8925_ID_LDO17, 650000, 2250000, 1, 1);
>+MAX8925_REG_INIT(ldo18, MAX8925_ID_LDO18, 650000, 2250000, 0, 0);
>+MAX8925_REG_INIT(ldo19, MAX8925_ID_LDO19, 750000, 3900000, 0, 0);
>+MAX8925_REG_INIT(ldo20, MAX8925_ID_LDO20, 750000, 3900000, 0, 0);
>+
> static struct max8925_platform_data brownstone_max8925_info = {
>- .irq_base = IRQ_BOARD_START,
>+ .irq_base = IRQ_BOARD_START,
>+
>+ .regulator[MAX8925_ID_SD1] = &max8925_reg_init_sd1,
>+ .regulator[MAX8925_ID_SD2] = &max8925_reg_init_sd2,
>+ .regulator[MAX8925_ID_SD3] = &max8925_reg_init_sd3,
>+ .regulator[MAX8925_ID_LDO1] = &max8925_reg_init_ldo1,
>+ .regulator[MAX8925_ID_LDO2] = &max8925_reg_init_ldo2,
>+ .regulator[MAX8925_ID_LDO3] = &max8925_reg_init_ldo3,
>+ .regulator[MAX8925_ID_LDO4] = &max8925_reg_init_ldo4,
>+ .regulator[MAX8925_ID_LDO5] = &max8925_reg_init_ldo5,
>+ .regulator[MAX8925_ID_LDO6] = &max8925_reg_init_ldo6,
>+ .regulator[MAX8925_ID_LDO7] = &max8925_reg_init_ldo7,
>+ .regulator[MAX8925_ID_LDO8] = &max8925_reg_init_ldo8,
>+ .regulator[MAX8925_ID_LDO9] = &max8925_reg_init_ldo9,
>+ .regulator[MAX8925_ID_LDO10] = &max8925_reg_init_ldo10,
>+ .regulator[MAX8925_ID_LDO11] = &max8925_reg_init_ldo11,
>+ .regulator[MAX8925_ID_LDO12] = &max8925_reg_init_ldo12,
>+ .regulator[MAX8925_ID_LDO13] = &max8925_reg_init_ldo13,
>+ .regulator[MAX8925_ID_LDO14] = &max8925_reg_init_ldo14,
>+ .regulator[MAX8925_ID_LDO15] = &max8925_reg_init_ldo15,
>+ .regulator[MAX8925_ID_LDO16] = &max8925_reg_init_ldo16,
>+ .regulator[MAX8925_ID_LDO17] = &max8925_reg_init_ldo17,
>+ .regulator[MAX8925_ID_LDO18] = &max8925_reg_init_ldo18,
>+ .regulator[MAX8925_ID_LDO19] = &max8925_reg_init_ldo19,
>+ .regulator[MAX8925_ID_LDO20] = &max8925_reg_init_ldo20,
> };
>
> static struct i2c_board_info brownstone_twsi1_info[] = {
>--
>1.7.4.1
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