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体验新版 GitCode,发现更多精彩内容 >>
提交
a4a99fff
编写于
8月 08, 2012
作者:
T
Tom Rini
提交者:
Albert ARIBAUD
9月 01, 2012
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
am335x evm: Enable support for spi0
Signed-off-by:
N
Tom Rini
<
trini@ti.com
>
上级
4c0620bf
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
30 addition
and
0 deletion
+30
-0
board/ti/am335x/mux.c
board/ti/am335x/mux.c
+11
-0
drivers/spi/omap3_spi.c
drivers/spi/omap3_spi.c
+10
-0
include/configs/am335x_evm.h
include/configs/am335x_evm.h
+9
-0
未找到文件。
board/ti/am335x/mux.c
浏览文件 @
a4a99fff
...
@@ -310,6 +310,16 @@ static struct module_pin_mux i2c1_pin_mux[] = {
...
@@ -310,6 +310,16 @@ static struct module_pin_mux i2c1_pin_mux[] = {
{
-
1
},
{
-
1
},
};
};
static
struct
module_pin_mux
spi0_pin_mux
[]
=
{
{
OFFSET
(
spi0_sclk
),
(
MODE
(
0
)
|
RXACTIVE
|
PULLUDEN
)},
/* SPI0_SCLK */
{
OFFSET
(
spi0_d0
),
(
MODE
(
0
)
|
RXACTIVE
|
PULLUDEN
|
PULLUP_EN
)},
/* SPI0_D0 */
{
OFFSET
(
spi0_d1
),
(
MODE
(
0
)
|
RXACTIVE
|
PULLUDEN
)},
/* SPI0_D1 */
{
OFFSET
(
spi0_cs0
),
(
MODE
(
0
)
|
RXACTIVE
|
PULLUDEN
|
PULLUP_EN
)},
/* SPI0_CS0 */
{
-
1
},
};
static
struct
module_pin_mux
gpio0_7_pin_mux
[]
=
{
static
struct
module_pin_mux
gpio0_7_pin_mux
[]
=
{
{
OFFSET
(
ecap0_in_pwm0_out
),
(
MODE
(
7
)
|
PULLUDEN
)},
/* GPIO0_7 */
{
OFFSET
(
ecap0_in_pwm0_out
),
(
MODE
(
7
)
|
PULLUDEN
)},
/* GPIO0_7 */
{
-
1
},
{
-
1
},
...
@@ -430,6 +440,7 @@ void enable_board_pin_mux(struct am335x_baseboard_id *header)
...
@@ -430,6 +440,7 @@ void enable_board_pin_mux(struct am335x_baseboard_id *header)
configure_module_pin_mux
(
i2c1_pin_mux
);
configure_module_pin_mux
(
i2c1_pin_mux
);
else
if
(
profile
==
PROFILE_2
)
{
else
if
(
profile
==
PROFILE_2
)
{
configure_module_pin_mux
(
mmc1_pin_mux
);
configure_module_pin_mux
(
mmc1_pin_mux
);
configure_module_pin_mux
(
spi0_pin_mux
);
}
}
}
else
if
(
!
strncmp
(
header
->
name
,
"A335X_SK"
,
HDR_NAME_LEN
))
{
}
else
if
(
!
strncmp
(
header
->
name
,
"A335X_SK"
,
HDR_NAME_LEN
))
{
/* Starter Kit EVM */
/* Starter Kit EVM */
...
...
drivers/spi/omap3_spi.c
浏览文件 @
a4a99fff
...
@@ -173,8 +173,18 @@ int spi_claim_bus(struct spi_slave *slave)
...
@@ -173,8 +173,18 @@ int spi_claim_bus(struct spi_slave *slave)
/* standard 4-wire master mode: SCK, MOSI/out, MISO/in, nCS
/* standard 4-wire master mode: SCK, MOSI/out, MISO/in, nCS
* REVISIT: this controller could support SPI_3WIRE mode.
* REVISIT: this controller could support SPI_3WIRE mode.
*/
*/
#ifdef CONFIG_AM33XX
/*
* The reference design on AM33xx has D0 and D1 wired up opposite
* of how it has been done on previous platforms. We assume that
* custom hardware will also follow this convention.
*/
conf
&=
OMAP3_MCSPI_CHCONF_DPE0
;
conf
|=
~
(
OMAP3_MCSPI_CHCONF_IS
|
OMAP3_MCSPI_CHCONF_DPE1
);
#else
conf
&=
~
(
OMAP3_MCSPI_CHCONF_IS
|
OMAP3_MCSPI_CHCONF_DPE1
);
conf
&=
~
(
OMAP3_MCSPI_CHCONF_IS
|
OMAP3_MCSPI_CHCONF_DPE1
);
conf
|=
OMAP3_MCSPI_CHCONF_DPE0
;
conf
|=
OMAP3_MCSPI_CHCONF_DPE0
;
#endif
/* wordlength */
/* wordlength */
conf
&=
~
OMAP3_MCSPI_CHCONF_WL_MASK
;
conf
&=
~
OMAP3_MCSPI_CHCONF_WL_MASK
;
...
...
include/configs/am335x_evm.h
浏览文件 @
a4a99fff
...
@@ -134,6 +134,14 @@
...
@@ -134,6 +134,14 @@
#define CONFIG_CMD_FAT
#define CONFIG_CMD_FAT
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_EXT2
#define CONFIG_SPI
#define CONFIG_OMAP3_SPI
#define CONFIG_MTD_DEVICE
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_WINBOND
#define CONFIG_CMD_SF
#define CONFIG_SF_DEFAULT_SPEED (24000000)
/* Physical Memory Map */
/* Physical Memory Map */
#define CONFIG_NR_DRAM_BANKS 1
/* 1 bank of DRAM */
#define CONFIG_NR_DRAM_BANKS 1
/* 1 bank of DRAM */
#define PHYS_DRAM_1 0x80000000
/* DRAM Bank #1 */
#define PHYS_DRAM_1 0x80000000
/* DRAM Bank #1 */
...
@@ -163,6 +171,7 @@
...
@@ -163,6 +171,7 @@
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_DRIVER_OMAP24XX_I2C
#define CONFIG_DRIVER_OMAP24XX_I2C
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_EEPROM
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
/* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
/* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
#define CONFIG_SYS_I2C_MULTI_EEPROMS
#define CONFIG_SYS_I2C_MULTI_EEPROMS
...
...
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