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A22:delete preempt_disable operation of SPI bus

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root
2011-07-02 03:04:55 +08:00
parent 8332a8b3b8
commit f6ece4d468
3 changed files with 17 additions and 41 deletions
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7
arch/arm/configs/rk29_a22_defconfig Executable file → Normal file
View File

@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
# Linux kernel version: 2.6.32.27
# Fri Jul 1 14:29:35 2011
# Sat Jul 2 02:51:53 2011
#
CONFIG_ARM=y
CONFIG_SYS_SUPPORTS_APM_EMULATION=y
@@ -998,9 +998,7 @@ CONFIG_SPI_MASTER=y
CONFIG_SPIM_RK29=y
CONFIG_SPIM0_RK29=y
CONFIG_SPIM1_RK29=y
CONFIG_LCD_USE_SPIM_CONTROL=y
CONFIG_LCD_USE_SPI0=y
# CONFIG_LCD_USE_SPI1 is not set
# CONFIG_LCD_USE_SPIM_CONTROL is not set
#
# SPI Protocol Masters
@@ -1413,6 +1411,7 @@ CONFIG_DWC_OTG_DEVICE_ONLY=y
# CONFIG_DWC_OTG_BOTH_HOST_SLAVE is not set
CONFIG_DWC_CONN_EN=y
# CONFIG_DWC_OTG_DEBUG is not set
# CONFIG_DWC_REMOTE_WAKEUP is not set
CONFIG_DWC_OTG=y
CONFIG_MMC=y
# CONFIG_MMC_DEBUG is not set

27
arch/arm/mach-rk29/board-rk29-a22.c
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@@ -180,17 +180,11 @@ struct rk29_nand_platform_data rk29_nand_data = {
* author: zyw@rock-chips.com
*****************************************************************************************/
//#ifdef CONFIG_LCD_TD043MGEA1
#ifdef CONFIG_LCD_USE_SPI0
#define LCD_TXD_PIN RK29_PIN2_PC2
#define LCD_CLK_PIN RK29_PIN2_PC0
#define LCD_CS_PIN RK29_PIN1_PA4
#endif
#ifdef CONFIG_LCD_USE_SPI1
#define LCD_TXD_PIN RK29_PIN2_PC6
#define LCD_CLK_PIN RK29_PIN2_PC4
#define LCD_CS_PIN RK29_PIN2_PC5
#endif
/*****************************************************************************************
* frame buffer devices
* author: zyw@rock-chips.com
@@ -214,19 +208,11 @@ static int rk29_lcd_io_init(void)
ret = gpio_request(LCD_CLK_PIN, NULL);
ret = gpio_request(LCD_CS_PIN, NULL);
#ifdef CONFIG_LCD_USE_SPI0
//rk29_mux_api_set(GPIO2C7_SPI1RXD_NAME,GPIO2H_GPIO2C7);
rk29_mux_api_set(GPIO2C2_SPI0TXD_NAME,GPIO2H_GPIO2C2);
rk29_mux_api_set(GPIO1A4_EMMCWRITEPRT_SPI0CS1_NAME,GPIO1L_GPIO1A4);
rk29_mux_api_set(GPIO2C0_SPI0CLK_NAME,GPIO2H_GPIO2C0);
#endif
#ifdef CONFIG_LCD_USE_SPI1
//rk29_mux_api_set(GPIO2C7_SPI1RXD_NAME,GPIO2H_GPIO2C7);
rk29_mux_api_set(GPIO2C6_SPI1TXD_NAME,GPIO2H_GPIO2C6);
rk29_mux_api_set(GPIO2C5_SPI1CSN0_NAME,GPIO2H_GPIO2C5);
rk29_mux_api_set(GPIO2C4_SPI1CLK_NAME,GPIO2H_GPIO2C4);
#endif
return ret;
}
@@ -240,18 +226,9 @@ static int rk29_lcd_io_deinit(void)
gpio_free(LCD_TXD_PIN);
//gpio_free(LCD_RXD_PIN);
#ifdef CONFIG_LCD_USE_SPI0
rk29_mux_api_set(GPIO2C2_SPI0TXD_NAME,GPIO2H_SPI0_TXD);
rk29_mux_api_set(GPIO1A4_EMMCWRITEPRT_SPI0CS1_NAME,GPIO1L_SPI0_CSN1);
rk29_mux_api_set(GPIO2C0_SPI0CLK_NAME,GPIO2H_SPI0_CLK);
#endif
#ifdef CONFIG_LCD_USE_SPI1
//rk29_mux_api_set(GPIO2C7_SPI1RXD_NAME,GPIO2H_SPI1_RXD);
rk29_mux_api_set(GPIO2C6_SPI1TXD_NAME,GPIO2H_SPI1_TXD);
rk29_mux_api_set(GPIO2C5_SPI1CSN0_NAME,GPIO2H_SPI1_CSN0);
rk29_mux_api_set(GPIO2C4_SPI1CLK_NAME,GPIO2H_SPI1_CLK);
#endif
return ret;
}

24
drivers/video/display/screen/lcd_nt35510.c
View File

@@ -317,7 +317,7 @@ void WriteParameter(char DH)
void init_nt35510(void)
{
WriteCommand(0X1100);
mdelay(120);
msleep(120);
WriteCommand(0X1300);
@@ -1431,11 +1431,11 @@ else if(OUT_FACE == OUT_P666)
WriteCommand(0X2000); //
WriteCommand(0X1100);
mdelay(120);
msleep(120);
WriteCommand(0X2900);
mdelay(100);
msleep(100);
WriteCommand(0X2C00);
}
@@ -1443,7 +1443,7 @@ else if(OUT_FACE == OUT_P666)
void resume_nt35510(void)
{
WriteCommand(0X1100);
mdelay(120);
msleep(120);
WriteCommand(0X1300);
@@ -1578,11 +1578,11 @@ else if(OUT_FACE == OUT_P666)
WriteCommand(0X2000); //
WriteCommand(0X1100);
mdelay(120);
msleep(120);
WriteCommand(0X2900);
mdelay(100);
msleep(100);
WriteCommand(0X2C00);
}
@@ -1594,9 +1594,9 @@ int init(void)
gpio_request(RK29_PIN6_PC6, NULL);
gpio_direction_output(RK29_PIN6_PC6, 1);
gpio_direction_output(RK29_PIN6_PC6, 0);
mdelay(5);
msleep(5);
gpio_set_value(RK29_PIN6_PC6, 1);
mdelay(50);
msleep(50);
gpio_free(RK29_PIN6_PC6);
if(gLcd_info)
@@ -1622,21 +1622,21 @@ int standby(u8 enable) //***enable =1 means suspend, 0 means resume
WriteCommand(0X2800);
//set_backlight(0);
WriteCommand(0X1100);
mdelay(5);
msleep(5);
WriteCommand(0X4f00);
WriteParameter(0x01);
} else {
gpio_request(RK29_PIN6_PC6, NULL);
gpio_direction_output(RK29_PIN6_PC6, 1);
gpio_direction_output(RK29_PIN6_PC6, 0);
mdelay(5);
msleep(5);
gpio_set_value(RK29_PIN6_PC6, 1);
mdelay(50);
msleep(50);
gpio_free(RK29_PIN6_PC6);
init_nt35510();
//set_backlight(255);
//resume_nt35510();//may be fail to wake up LCD some time,so change to init lcd again
printk("%s\n",__FUNCTION__);printk("%s\n",__FUNCTION__);
printk("%s\n",__FUNCTION__);
}
if(gLcd_info)