From 729fae44dd8332cbf5b9d05a9af17a7455e165b2 Mon Sep 17 00:00:00 2001 From: Dmitry Artamonow Date: Fri, 27 Nov 2009 12:22:32 +0100 Subject: [PATCH] ARM: 5827/1: SA1100: h3100/h3600: emit messages on failed gpio_request Signed-off-by: Dmitry Artamonow Signed-off-by: Russell King --- arch/arm/mach-sa1100/h3100.c | 2 ++ arch/arm/mach-sa1100/h3600.c | 16 ++++++++++++---- arch/arm/mach-sa1100/h3xxx.c | 10 ++++++++-- 3 files changed, 22 insertions(+), 6 deletions(-) diff --git a/arch/arm/mach-sa1100/h3100.c b/arch/arm/mach-sa1100/h3100.c index 793e68c29948..0c7cea0dc013 100644 --- a/arch/arm/mach-sa1100/h3100.c +++ b/arch/arm/mach-sa1100/h3100.c @@ -31,6 +31,8 @@ static void h3100_lcd_power(int enable) gpio_set_value(H3100_GPIO_LCD_3V_ON, enable); gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable); gpio_free(H3XXX_EGPIO_LCD_ON); + } else { + pr_err("%s: can't request H3XXX_EGPIO_LCD_ON\n", __func__); } } diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c index 47587cce0000..af3b71459f8d 100644 --- a/arch/arm/mach-sa1100/h3600.c +++ b/arch/arm/mach-sa1100/h3600.c @@ -27,14 +27,22 @@ */ static void h3600_lcd_power(int enable) { - if (gpio_request(H3XXX_EGPIO_LCD_ON, "LCD power")) + if (gpio_request(H3XXX_EGPIO_LCD_ON, "LCD power")) { + pr_err("%s: can't request H3XXX_EGPIO_LCD_ON\n", __func__); goto err1; - if (gpio_request(H3600_EGPIO_LCD_PCI, "LCD control")) + } + if (gpio_request(H3600_EGPIO_LCD_PCI, "LCD control")) { + pr_err("%s: can't request H3XXX_EGPIO_LCD_PCI\n", __func__); goto err2; - if (gpio_request(H3600_EGPIO_LCD_5V_ON, "LCD 5v")) + } + if (gpio_request(H3600_EGPIO_LCD_5V_ON, "LCD 5v")) { + pr_err("%s: can't request H3XXX_EGPIO_LCD_5V_ON\n", __func__); goto err3; - if (gpio_request(H3600_EGPIO_LVDD_ON, "LCD 9v/-6.5v")) + } + if (gpio_request(H3600_EGPIO_LVDD_ON, "LCD 9v/-6.5v")) { + pr_err("%s: can't request H3600_EGPIO_LVDD_ON\n", __func__); goto err4; + } gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable); gpio_direction_output(H3600_EGPIO_LCD_PCI, enable); diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c index a7a1982d8411..b0784c974c2d 100644 --- a/arch/arm/mach-sa1100/h3xxx.c +++ b/arch/arm/mach-sa1100/h3xxx.c @@ -83,8 +83,10 @@ static void h3xxx_set_vpp(int vpp) static int h3xxx_flash_init(void) { int err = gpio_request(H3XXX_EGPIO_VPP_ON, "Flash Vpp"); - if (err) + if (err) { + pr_err("%s: can't request H3XXX_EGPIO_VPP_ON\n", __func__); return err; + } err = gpio_direction_output(H3XXX_EGPIO_VPP_ON, 0); if (err) @@ -143,11 +145,15 @@ static u_int h3xxx_uart_get_mctrl(struct uart_port *port) static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate) { - if (port->mapbase == _Ser3UTCR0) + if (port->mapbase == _Ser3UTCR0) { if (!gpio_request(H3XXX_EGPIO_RS232_ON, "RS232 transceiver")) { gpio_direction_output(H3XXX_EGPIO_RS232_ON, !state); gpio_free(H3XXX_EGPIO_RS232_ON); + } else { + pr_err("%s: can't request H3XXX_EGPIO_RS232_ON\n", + __func__); } + } } /*