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htcleo: some cleanups for bluetooth

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This commit is contained in:
Markinus 2010-10-14 01:05:10 +02:00
parent f0664d119b
commit 50760ca384
4 changed files with 362 additions and 187 deletions
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2
arch/arm/mach-msm/Makefile
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@ -118,7 +118,7 @@ obj-$(CONFIG_MACH_HTCLEO) += board-htcleo.o board-htcleo-spi.o board-htcleo-pane
obj-$(CONFIG_MACH_HTCLEO) += board-htcleo-ts.o board-htcleo-mmc.o ieee754-df.o board-htcleo-power.o
obj-$(CONFIG_MACH_HTCLEO) += board-htcleo-battery.o board-htcleo-log.o board-htcleo-audio.o board-htcleo-acoustic.o
obj-$(CONFIG_MACH_HTCLEO) += board-htcleo-bt.o board-htcleo-wifi.o board-htcleo-microp.o
obj-$(CONFIG_MACH_HTCLEO) += board-htcleo-rfkill.o board-htcleo-wifi.o board-htcleo-microp.o
obj-$(CONFIG_MACH_HTCLEO) += board-htcleo-proximity.o board-htcleo-leds.o board-htcleo-ls.o
obj-$(CONFIG_MACH_HTCLEO) += clock-wince.o
obj-$(CONFIG_HTCLEO_BACKLIGHT) += board-htcleo-bl.o

167
arch/arm/mach-msm/board-htcleo-bt.c
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@ -1,167 +0,0 @@
/*
* Copyright (C) 2010 Cotulla
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#include <mach/vreg.h>
#include <mach/gpio.h>
#include "devices.h"
#include "board-htcleo.h"
#include "dex_comm.h"
#include "gpio_chip.h"
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/rfkill.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <mach/bcm_bt_lpm.h>
#include <mach/vreg.h>
#include <mach/gpio.h>
#include <mach/msm_serial_hs.h>
#include "devices.h"
#include "board-htcleo.h"
#include "dex_comm.h"
#include "gpio_chip.h"
#define MAX_BT_SIZE 0x6U
static unsigned char bt_bd_ram[MAX_BT_SIZE] = {0x50,0xC3,0x00,0x00,0x00,0x00};
///////////////////////////////////////////////////////////////////////////////////////
static struct rfkill *bt_rfk;
static const char bt_name[] = "bcm4329";
unsigned char *get_bt_bd_ram(void)
{
return (bt_bd_ram);
}
static int bluetooth_set_power(void *data, bool blocked)
{
printk("set bt power %d\n", blocked);
if (!blocked)
{
// power on
gpio_set_value(HTCLEO_GPIO_BT_RESET_N, 1);
gpio_set_value(HTCLEO_GPIO_BT_SHUTDOWN_N, 1);
msleep(200);
printk("bt power on\n");
}
else
{
// power off
gpio_set_value(HTCLEO_GPIO_BT_SHUTDOWN_N, 0);
gpio_set_value(HTCLEO_GPIO_BT_RESET_N, 0);
printk("bt power off\n");
}
return 0;
}
static struct rfkill_ops htcleo_rfkill_ops =
{
.set_block = bluetooth_set_power,
};
static int htcleo_rfkill_probe(struct platform_device *pdev)
{
int rc = 0;
bool default_state = true; /* off */
rc = gpio_request(HTCLEO_GPIO_BT_RESET_N, "bt_reset");
rc = gpio_request(HTCLEO_GPIO_BT_SHUTDOWN_N, "bt_shutdown");
rc = gpio_request(HTCLEO_GPIO_BT_CHIP_WAKE, "bt_chip_wake");
gpio_direction_output(HTCLEO_GPIO_BT_CHIP_WAKE, 0);
gpio_direction_output(HTCLEO_GPIO_BT_RESET_N, 0);
gpio_direction_output(HTCLEO_GPIO_BT_SHUTDOWN_N, 0);
bluetooth_set_power(NULL, default_state);
bt_rfk = rfkill_alloc(bt_name, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
&htcleo_rfkill_ops, NULL);
if (!bt_rfk)
{
pr_err("rfkill_alloc failed\n");
rc = -ENOMEM;
goto err_rfkill_alloc;
}
rfkill_set_states(bt_rfk, default_state, false);
/* userspace cannot take exclusive control */
rc = rfkill_register(bt_rfk);
if (rc)
{
pr_err("rfkill_register failed\n");
goto err_rfkill_reg;
}
return 0;
err_rfkill_reg:
rfkill_destroy(bt_rfk);
err_rfkill_alloc:
gpio_free(HTCLEO_GPIO_BT_SHUTDOWN_N);
gpio_free(HTCLEO_GPIO_BT_RESET_N);
return rc;
}
static int htcleo_rfkill_remove(struct platform_device *dev)
{
rfkill_unregister(bt_rfk);
rfkill_destroy(bt_rfk);
gpio_free(HTCLEO_GPIO_BT_SHUTDOWN_N);
gpio_free(HTCLEO_GPIO_BT_RESET_N);
return 0;
}
static struct platform_driver htcleo_rfkill_driver =
{
.probe = htcleo_rfkill_probe,
.remove = htcleo_rfkill_remove,
.driver =
{
.name = "htcleo_rfkill",
.owner = THIS_MODULE,
},
};
static int __init htcleo_rfkill_init(void)
{
if (!machine_is_htcleo())
return 0;
return platform_driver_register(&htcleo_rfkill_driver);
}
static void __exit htcleo_rfkill_exit(void)
{
platform_driver_unregister(&htcleo_rfkill_driver);
}
module_init(htcleo_rfkill_init);
module_exit(htcleo_rfkill_exit);
MODULE_DESCRIPTION("htcleo rfkill");
MODULE_AUTHOR("Cotulla");
MODULE_LICENSE("GPL");
// END OF FILE

361
arch/arm/mach-msm/board-htcleo-rfkill.c Normal file
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@ -0,0 +1,361 @@
/*
* Copyright (C) 2009 Google, Inc.
* Copyright (C) 2009 HTC Corporation.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
/* Control bluetooth power for htcleo platform */
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/rfkill.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include "gpio_chip.h"
#include "proc_comm.h"
#include "board-htcleo.h"
#define HTC_RFKILL_DBG
#define MAX_BT_SIZE 0x6U
static struct rfkill *bt_rfk;
static const char bt_name[] = "bcm4329";
static int pre_state;
/* Fix BT address for Leo */
static unsigned char bt_bd_ram[MAX_BT_SIZE] = {0x50,0xC3,0x00,0x00,0x00,0x00};
unsigned char *get_bt_bd_ram(void)
{
return (bt_bd_ram);
}
/* bt initial configuration */
static uint32_t htcleo_bt_init_table[] = {
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RTS, /* BT_RTS */
2,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_CTS, /* BT_CTS */
0,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RX, /* BT_RX */
0,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_TX, /* BT_TX */
2,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_RESET_N, /* BT_RESET_N */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_SHUTDOWN_N, /* BT_SHUTDOWN_N */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_HOST_WAKE, /* BT_HOST_WAKE */
0,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_CHIP_WAKE, /* BT_CHIP_WAKE */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
};
/* bt on configuration */
static uint32_t htcleo_bt_on_table[] = {
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RTS, /* BT_RTS */
2,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_CTS, /* BT_CTS */
2,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RX, /* BT_RX */
2,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_TX, /* BT_TX */
2,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_HOST_WAKE, /* BT_HOST_WAKE */
0,
GPIO_INPUT,
GPIO_PULL_DOWN,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_CHIP_WAKE, /* BT_CHIP_WAKE */
0,
GPIO_OUTPUT,
GPIO_PULL_UP,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_RESET_N, /* BT_RESET_N */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_SHUTDOWN_N, /* BT_SHUTDOWN_N */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
};
/* bt off configuration */
static uint32_t htcleo_bt_off_table[] = {
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RTS, /* BT_RTS */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_CTS, /* BT_CTS */
0,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RX, /* BT_RX */
0,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_TX, /* BT_TX */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_RESET_N, /* BT_RESET_N */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_SHUTDOWN_N, /* BT_SHUTDOWN_N */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_HOST_WAKE, /* BT_HOST_WAKE */
0,
GPIO_INPUT,
GPIO_PULL_UP,
GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_CHIP_WAKE, /* BT_CHIP_WAKE */
0,
GPIO_OUTPUT,
GPIO_NO_PULL,
GPIO_4MA),
};
static void config_bt_table(uint32_t *table, int len)
{
int n;
unsigned id;
for (n = 0; n < len; n++) {
id = table[n];
msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, &id, 0);
}
}
static void htcleo_config_bt_init(void)
{
/* set bt initial configuration*/
config_bt_table(htcleo_bt_init_table,
ARRAY_SIZE(htcleo_bt_init_table));
mdelay(5);
/* BT_RESET_N */
gpio_configure(HTCLEO_GPIO_BT_RESET_N,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
mdelay(2);
/* BT_SHUTDOWN_N */
gpio_configure(HTCLEO_GPIO_BT_SHUTDOWN_N,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
mdelay(2);
/* BT_CHIP_WAKE */
gpio_configure(HTCLEO_GPIO_BT_CHIP_WAKE,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_HIGH);
}
static void htcleo_config_bt_on(void)
{
#ifdef HTC_RFKILL_DBG
printk(KERN_INFO "-- RK ON --\n");
#endif
/* set bt on configuration*/
config_bt_table(htcleo_bt_on_table,
ARRAY_SIZE(htcleo_bt_on_table));
mdelay(5);
/* BT_RESET_N */
gpio_configure(HTCLEO_GPIO_BT_RESET_N,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_HIGH);
mdelay(2);
/* BT_SHUTDOWN_N */
gpio_configure(HTCLEO_GPIO_BT_SHUTDOWN_N,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_HIGH);
mdelay(2);
}
static void htcleo_config_bt_off(void)
{
#ifdef HTC_RFKILL_DBG
printk(KERN_INFO "-- RK OFF --\n");
#endif
/* BT_SHUTDOWN_N */
gpio_configure(HTCLEO_GPIO_BT_SHUTDOWN_N,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
mdelay(2);
/* BT_RESET_N */
gpio_configure(HTCLEO_GPIO_BT_RESET_N,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
mdelay(2);
/* set bt off configuration*/
config_bt_table(htcleo_bt_off_table,
ARRAY_SIZE(htcleo_bt_off_table));
mdelay(5);
/* BT_RTS */
gpio_configure(HTCLEO_GPIO_BT_UART1_RTS,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
/* BT_TX */
gpio_configure(HTCLEO_GPIO_BT_UART1_TX,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
/* BT_CHIP_WAKE */
gpio_configure(HTCLEO_GPIO_BT_CHIP_WAKE,
GPIOF_DRIVE_OUTPUT | GPIOF_OUTPUT_LOW);
}
static int bluetooth_set_power(void *data, bool blocked)
{
if (pre_state == blocked) {
#ifdef HTC_RFKILL_DBG
printk(KERN_INFO "-- SAME ST --\n");
#endif
return 0;
} else
pre_state = blocked;
if (!blocked)
htcleo_config_bt_on();
else
htcleo_config_bt_off();
return 0;
}
static struct rfkill_ops htcleo_rfkill_ops = {
.set_block = bluetooth_set_power,
};
static int htcleo_rfkill_probe(struct platform_device *pdev)
{
int rc = 0;
bool default_state = true; /* off */
htcleo_config_bt_init(); /* bt gpio initial config */
bluetooth_set_power(NULL, default_state);
bt_rfk = rfkill_alloc(bt_name, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
&htcleo_rfkill_ops, NULL);
if (!bt_rfk) {
rc = -ENOMEM;
goto err_rfkill_reset;
}
rfkill_set_states(bt_rfk, default_state, false);
/* userspace cannot take exclusive control */
rc = rfkill_register(bt_rfk);
if (rc)
goto err_rfkill_reg;
return 0;
err_rfkill_reg:
rfkill_destroy(bt_rfk);
err_rfkill_reset:
return rc;
}
static int htcleo_rfkill_remove(struct platform_device *dev)
{
rfkill_unregister(bt_rfk);
rfkill_destroy(bt_rfk);
return 0;
}
static struct platform_driver htcleo_rfkill_driver = {
.probe = htcleo_rfkill_probe,
.remove = htcleo_rfkill_remove,
.driver = {
.name = "htcleo_rfkill",
.owner = THIS_MODULE,
},
};
static int __init htcleo_rfkill_init(void)
{
pre_state = -1;
if (!machine_is_htcleo())
return 0;
return platform_driver_register(&htcleo_rfkill_driver);
}
static void __exit htcleo_rfkill_exit(void)
{
platform_driver_unregister(&htcleo_rfkill_driver);
}
module_init(htcleo_rfkill_init);
module_exit(htcleo_rfkill_exit);
MODULE_DESCRIPTION("htcleo rfkill");
MODULE_AUTHOR("Markinus");
MODULE_LICENSE("GPL");

19
arch/arm/mach-msm/board-htcleo.c
View File

@ -501,18 +501,6 @@ static void bt_export_bd_address(void)
module_param_string(bdaddress, bdaddress, sizeof(bdaddress), S_IWUSR | S_IRUGO);
MODULE_PARM_DESC(bdaddress, "BT MAC ADDRESS");
static uint32_t bt_gpio_table[] =
{
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RTS, 2, GPIO_OUTPUT, GPIO_PULL_UP, GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_CTS, 2, GPIO_INPUT, GPIO_PULL_UP, GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_RX, 2, GPIO_INPUT, GPIO_PULL_UP, GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_UART1_TX, 2, GPIO_OUTPUT,GPIO_PULL_UP, GPIO_8MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_RESET_N, 0, GPIO_OUTPUT,GPIO_PULL_DOWN, GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_SHUTDOWN_N, 0, GPIO_OUTPUT,GPIO_PULL_DOWN, GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_CHIP_WAKE, 0, GPIO_OUTPUT,GPIO_PULL_DOWN, GPIO_4MA),
PCOM_GPIO_CFG(HTCLEO_GPIO_BT_HOST_WAKE, 0, GPIO_INPUT, GPIO_PULL_DOWN, GPIO_4MA),
};
#ifdef CONFIG_SERIAL_MSM_HS
static struct msm_serial_hs_platform_data msm_uart_dm1_pdata =
{
@ -529,12 +517,6 @@ static struct msm_serial_hs_platform_data msm_uart_dm1_pdata =
};
#endif
static void __init htcleo_bt_init(void)
{
config_gpio_table(bt_gpio_table, ARRAY_SIZE(bt_gpio_table));
}
static struct platform_device htcleo_rfkill =
{
.name = "htcleo_rfkill",
@ -849,7 +831,6 @@ static void __init htcleo_init(void)
platform_device_register(&htcleo_timed_gpios);
bt_export_bd_address();
htcleo_bt_init();
htcleo_audio_init();
#ifdef CONFIG_USB_ANDROID