From eb9069119d1c4bc856b4c1339abcad0105691e71 Mon Sep 17 00:00:00 2001 From: Haojian Zhuang Date: Wed, 15 Jul 2009 19:47:24 +0800 Subject: [ARM] pxa: fix gpio issue in zylonite WARNING: at drivers/gpio/gpiolib.c:83 gpio_ensure_requested+0x58/0xbc() autorequest GPIO-71 Modules linked in: [] (unwind_backtrace+0x0/0xe8) from [] (warn_slowpath_common+0x48/0x78) [] (warn_slowpath_common+0x48/0x78) from [] (warn_slowpath_fmt+0x28/0x38) [] (warn_slowpath_fmt+0x28/0x38) from [] (gpio_ensure_requested+0x58/0xbc) [] (gpio_ensure_requested+0x58/0xbc) from [] (gpio_direction_input+0x80/0xf4) [] (gpio_direction_input+0x80/0xf4) from [] (zylonite_pxa300_init+0x108/0x214) [] (zylonite_pxa300_init+0x108/0x214) from [] (zylonite_init+0x8/0x84) [] (zylonite_init+0x8/0x84) from [] (customize_machine+0x18/0x24) [] (customize_machine+0x18/0x24) from [] (do_one_initcall+0x30/0x1b0) [] (do_one_initcall+0x30/0x1b0) from [] (kernel_init+0xa4/0x11c) [] (kernel_init+0xa4/0x11c) from [] (kernel_thread_exit+0x0/0x8) ---[ end trace 1b75b31a2719ed1c ]--- This issue is caused by using gpio pin without request. Add gpio_request() into zylonite. To simplify the code, error checking is omitted since this is being performed early. Signed-off-by: Haojian Zhuang Signed-off-by: Eric Miao --- arch/arm/mach-pxa/zylonite_pxa300.c | 2 ++ arch/arm/mach-pxa/zylonite_pxa320.c | 2 ++ 2 files changed, 4 insertions(+) (limited to 'arch/arm/mach-pxa') diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c index cefd1c0a854..84095440a87 100644 --- a/arch/arm/mach-pxa/zylonite_pxa300.c +++ b/arch/arm/mach-pxa/zylonite_pxa300.c @@ -197,10 +197,12 @@ static void __init zylonite_detect_lcd_panel(void) for (i = 0; i < NUM_LCD_DETECT_PINS; i++) { id = id << 1; gpio = mfp_to_gpio(lcd_detect_pins[i]); + gpio_request(gpio, "LCD_ID_PINS"); gpio_direction_input(gpio); if (gpio_get_value(gpio)) id = id | 0x1; + gpio_free(gpio); } /* lcd id, flush out bit 1 */ diff --git a/arch/arm/mach-pxa/zylonite_pxa320.c b/arch/arm/mach-pxa/zylonite_pxa320.c index cc5a2283360..60d08f23f5e 100644 --- a/arch/arm/mach-pxa/zylonite_pxa320.c +++ b/arch/arm/mach-pxa/zylonite_pxa320.c @@ -176,10 +176,12 @@ static void __init zylonite_detect_lcd_panel(void) for (i = 0; i < NUM_LCD_DETECT_PINS; i++) { id = id << 1; gpio = mfp_to_gpio(lcd_detect_pins[i]); + gpio_request(gpio, "LCD_ID_PINS"); gpio_direction_input(gpio); if (gpio_get_value(gpio)) id = id | 0x1; + gpio_free(gpio); } /* lcd id, flush out bit 1 */ -- cgit v1.2.3 From ecf763c5677faee04d47333e6ed8e9539a427770 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Thu, 16 Jul 2009 19:37:29 +0200 Subject: [ARM] pxa: add STUART MFP config for PalmTX,T5,LD Signed-off-by: Marek Vasut Signed-off-by: Eric Miao --- arch/arm/mach-pxa/palmld.c | 4 ++++ arch/arm/mach-pxa/palmt5.c | 4 ++++ arch/arm/mach-pxa/palmtx.c | 4 ++++ 3 files changed, 12 insertions(+) (limited to 'arch/arm/mach-pxa') diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c index ed70f281dd0..169fcc18154 100644 --- a/arch/arm/mach-pxa/palmld.c +++ b/arch/arm/mach-pxa/palmld.c @@ -128,6 +128,10 @@ static unsigned long palmld_pin_config[] __initdata = { GPIO38_GPIO, /* wifi ready */ GPIO81_GPIO, /* wifi reset */ + /* FFUART */ + GPIO34_FFUART_RXD, + GPIO39_FFUART_TXD, + /* HDD */ GPIO98_GPIO, /* HDD reset */ GPIO115_GPIO, /* HDD power */ diff --git a/arch/arm/mach-pxa/palmt5.c b/arch/arm/mach-pxa/palmt5.c index aae64a12a73..33f726ff55e 100644 --- a/arch/arm/mach-pxa/palmt5.c +++ b/arch/arm/mach-pxa/palmt5.c @@ -111,6 +111,10 @@ static unsigned long palmt5_pin_config[] __initdata = { /* PWM */ GPIO16_PWM0_OUT, + /* FFUART */ + GPIO34_FFUART_RXD, + GPIO39_FFUART_TXD, + /* MISC */ GPIO10_GPIO, /* hotsync button */ GPIO90_GPIO, /* power detect */ diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c index 6c15d84bde5..83d02087958 100644 --- a/arch/arm/mach-pxa/palmtx.c +++ b/arch/arm/mach-pxa/palmtx.c @@ -127,6 +127,10 @@ static unsigned long palmtx_pin_config[] __initdata = { GPIO76_LCD_PCLK, GPIO77_LCD_BIAS, + /* FFUART */ + GPIO34_FFUART_RXD, + GPIO39_FFUART_TXD, + /* MISC. */ GPIO10_GPIO, /* hotsync button */ GPIO12_GPIO, /* power detect */ -- cgit v1.2.3 From 1d3e216f1d303878d7204de94dee251bc2702175 Mon Sep 17 00:00:00 2001 From: Mike Rapoport Date: Tue, 21 Jul 2009 17:09:52 +0300 Subject: [ARM] pxa/em-x270: fix compile failure when CONFIG_APM_EMULATION=n If CONFIG_APM_EMULATION=n em-x270 build fails with linker error: arch/arm/mach-pxa/built-in.o: In function `em_x270_battery_critical': em-x270.c:(.text+0x12c0): undefined reference to `apm_queue_event' arch/arm/mach-pxa/built-in.o: In function `em_x270_battery_low': em-x270.c:(.text+0x12c8): undefined reference to `apm_queue_event' make: *** [.tmp_vmlinux1] Error 1 Fix it. Signed-off-by: Mike Rapoport Signed-off-by: Eric Miao --- arch/arm/mach-pxa/em-x270.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch/arm/mach-pxa') diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index 63b10d9bb1d..9cd09465a0e 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -1141,12 +1141,16 @@ struct power_supply_info em_x270_psy_info = { static void em_x270_battery_low(void) { +#if defined(CONFIG_APM_EMULATION) apm_queue_event(APM_LOW_BATTERY); +#endif } static void em_x270_battery_critical(void) { +#if defined(CONFIG_APM_EMULATION) apm_queue_event(APM_CRITICAL_SUSPEND); +#endif } struct da9030_battery_info em_x270_batterty_info = { -- cgit v1.2.3 From c640e1cb45cb9ff6b02f5f130a4f2a58ab9ebe55 Mon Sep 17 00:00:00 2001 From: Tomas Cech Date: Mon, 27 Jul 2009 14:16:31 +0100 Subject: ARM: 5623/1: Treo680: ir shutdown typo fix MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit correct GPIO freed in treo680_irda_shutdown() Signed-off-by: Tomáš ?ech Signed-off-by: Russell King --- arch/arm/mach-pxa/treo680.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/mach-pxa') diff --git a/arch/arm/mach-pxa/treo680.c b/arch/arm/mach-pxa/treo680.c index a06f19edebb..753ec4df17b 100644 --- a/arch/arm/mach-pxa/treo680.c +++ b/arch/arm/mach-pxa/treo680.c @@ -409,7 +409,7 @@ err1: static void treo680_irda_shutdown(struct device *dev) { - gpio_free(GPIO_NR_TREO680_AMP_EN); + gpio_free(GPIO_NR_TREO680_IR_EN); } static struct pxaficp_platform_data treo680_ficp_info = { -- cgit v1.2.3