Blackfin: bf537-stamp: re-use the fixed regulator voltage driver

Rather than write our own ADP switch driver, use the existing fixed
regulator driver and rewrite the platform resources accordingly.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index 328f002..3888b43 100644 (file)
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -35,12 +35,13 @@
 #include <asm/reboot.h>
 #include <asm/portmux.h>
 #include <asm/dpmc.h>
-#ifdef CONFIG_REGULATOR_ADP_SWITCH
-#include <linux/regulator/adp_switch.h>
+#ifdef CONFIG_REGULATOR_FIXED_VOLTAGE
+#include <linux/regulator/fixed.h>
 #endif
 #ifdef CONFIG_REGULATOR_AD5398
 #include <linux/regulator/ad5398.h>
 #endif
+#include <linux/regulator/machine.h>
 #include <linux/regulator/consumer.h>
 #include <linux/regulator/userspace-consumer.h>
 
@@ -2590,50 +2591,38 @@ static struct platform_device bfin_ac97 = {
 };
 #endif
 
-#if defined(CONFIG_REGULATOR_ADP_SWITCH) || defined(CONFIG_REGULATOR_ADP_SWITCH_MODULE)
-#define REGULATOR_ADP122        "adp122"
-#define REGULATOR_ADP150        "adp150"
+#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE)
+#define REGULATOR_ADP122       "adp122"
+#define REGULATOR_ADP122_UV    2500000
 
 static struct regulator_consumer_supply adp122_consumers = {
                .supply = REGULATOR_ADP122,
 };
 
-static struct regulator_consumer_supply adp150_consumers = {
-               .supply = REGULATOR_ADP150,
-};
-
-static struct regulator_init_data adp_switch_regulator_data[] = {
-       {
-               .constraints = {
-                       .name = REGULATOR_ADP122,
-                       .valid_ops_mask = REGULATOR_CHANGE_STATUS,
-                       .min_uA = 0,
-                       .max_uA = 300000,
-               },
-               .num_consumer_supplies = 1,     /* only 1 */
-               .consumer_supplies     = &adp122_consumers,
-               .driver_data           = (void *)GPIO_PF2, /* gpio port only */
-       },
-       {
-               .constraints = {
-                       .name = REGULATOR_ADP150,
-                       .valid_ops_mask = REGULATOR_CHANGE_STATUS,
-                       .min_uA = 0,
-                       .max_uA = 150000,
-               },
-               .num_consumer_supplies = 1,     /* only 1 */
-               .consumer_supplies     = &adp150_consumers,
-               .driver_data           = (void *)GPIO_PF3, /* gpio port only */
+static struct regulator_init_data adp_switch_regulator_data = {
+       .constraints = {
+               .name = REGULATOR_ADP122,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+               .min_uV = REGULATOR_ADP122_UV,
+               .max_uV = REGULATOR_ADP122_UV,
+               .min_uA = 0,
+               .max_uA = 300000,
        },
+       .num_consumer_supplies = 1,     /* only 1 */
+       .consumer_supplies     = &adp122_consumers,
 };
 
-static struct adp_switch_platform_data adp_switch_pdata = {
-       .regulator_num = ARRAY_SIZE(adp_switch_regulator_data),
-       .regulator_data = adp_switch_regulator_data,
+static struct fixed_voltage_config adp_switch_pdata = {
+       .supply_name = REGULATOR_ADP122,
+       .microvolts = REGULATOR_ADP122_UV,
+       .gpio = GPIO_PF2,
+       .enable_high = 1,
+       .enabled_at_boot = 0,
+       .init_data = &adp_switch_regulator_data,
 };
 
 static struct platform_device adp_switch_device = {
-       .name = "adp_switch",
+       .name = "reg-fixed-voltage",
        .id = 0,
        .dev = {
                .platform_data = &adp_switch_pdata,
@@ -2659,24 +2648,6 @@ static struct platform_device adp122_userspace_consumer_device = {
                .platform_data = &adp122_userspace_comsumer_data,
        },
 };
-
-static struct regulator_bulk_data adp150_bulk_data = {
-       .supply = REGULATOR_ADP150,
-};
-
-static struct regulator_userspace_consumer_data adp150_userspace_comsumer_data = {
-       .name = REGULATOR_ADP150,
-       .num_supplies = 1,
-       .supplies = &adp150_bulk_data,
-};
-
-static struct platform_device adp150_userspace_consumer_device = {
-       .name = "reg-userspace-consumer",
-       .id = 1,
-       .dev = {
-               .platform_data = &adp150_userspace_comsumer_data,
-       },
-};
 #endif
 #endif
 
@@ -2829,12 +2800,11 @@ static struct platform_device *stamp_devices[] __initdata = {
 #endif
 #endif
 
-#if defined(CONFIG_REGULATOR_ADP_SWITCH) || defined(CONFIG_REGULATOR_ADP_SWITCH_MODULE)
+#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE)
        &adp_switch_device,
 #if defined(CONFIG_REGULATOR_USERSPACE_CONSUMER) || \
        defined(CONFIG_REGULATOR_USERSPACE_CONSUMER_MODULE)
        &adp122_userspace_consumer_device,
-       &adp150_userspace_consumer_device,
 #endif
 #endif