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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2012-06-27 00:50:04 +0200
committerPaul Mundt <lethal@linux-sh.org>2012-06-28 18:00:54 +0900
commit9c158b15e73ff301cee1ae7345e04225ac358c2a (patch)
treed5577f8b165a9cc232f7dc4e16b9659a160acfcb /arch/sh/boards
parent2db73c9badbf701c9407d1ddb96e946ca460b027 (diff)
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sh: add fixed voltage regulators to ap325rxa
On ap325rxa provide a 3.3V supply for its SD/MMC-card interfaces and a dummy regulator for the smsc911x driver. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards')
-rw-r--r--arch/sh/boards/mach-ap325rxa/setup.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c
index f33ebf447073..9e963c1d1447 100644
--- a/arch/sh/boards/mach-ap325rxa/setup.c
+++ b/arch/sh/boards/mach-ap325rxa/setup.c
@@ -20,6 +20,8 @@
#include <linux/mtd/sh_flctl.h>
#include <linux/delay.h>
#include <linux/i2c.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/gpio.h>
#include <linux/videodev2.h>
@@ -34,6 +36,12 @@
#include <asm/suspend.h>
#include <cpu/sh7723.h>
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+ REGULATOR_SUPPLY("vddvario", "smsc911x"),
+ REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
static struct smsc911x_platform_config smsc911x_config = {
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
@@ -423,6 +431,15 @@ static struct platform_device ceu_device = {
},
};
+/* Fixed 3.3V regulators to be used by SDHI0, SDHI1 */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+ REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
+ REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
+};
+
static struct resource sdhi0_cn3_resources[] = {
[0] = {
.name = "SDHI0",
@@ -544,6 +561,10 @@ static int __init ap325rxa_devices_setup(void)
&ap325rxa_sdram_leave_start,
&ap325rxa_sdram_leave_end);
+ regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+ ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
+ regulator_register_fixed(1, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
/* LD3 and LD4 LEDs */
gpio_request(GPIO_PTX5, NULL); /* RUN */
gpio_direction_output(GPIO_PTX5, 1);