forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

mx25: add support for FEC on i.MX25

Browse source 
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Baruch Siach 2009-12-21 13:44:31 +02:00 • committed by Sascha Hauer
parent dda71f1612
commit a759544ff9
4 changed files with 26 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
arch/arm/mach-mx25/clock.c
View file

@ -173,6 +173,7 @@ DEFINE_CLOCK(pwm4_clk, 0, CCM_CGCR2, 2, get_rate_ipg, NULL);
DEFINE_CLOCK(kpp_clk, 0, CCM_CGCR1, 28, get_rate_ipg, NULL); DEFINE_CLOCK(kpp_clk, 0, CCM_CGCR1, 28, get_rate_ipg, NULL);
DEFINE_CLOCK(tsc_clk, 0, CCM_CGCR2, 13, get_rate_ipg, NULL); DEFINE_CLOCK(tsc_clk, 0, CCM_CGCR2, 13, get_rate_ipg, NULL);
DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL); DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL);
DEFINE_CLOCK(fec_clk, 0, CCM_CGCR0, 23, get_rate_ipg, NULL);
#define _REGISTER_CLOCK(d, n, c) \ #define _REGISTER_CLOCK(d, n, c) \
{ \ { \
@ -204,6 +205,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("imx-i2c.0", NULL, i2c_clk) _REGISTER_CLOCK("imx-i2c.0", NULL, i2c_clk)
_REGISTER_CLOCK("imx-i2c.1", NULL, i2c_clk) _REGISTER_CLOCK("imx-i2c.1", NULL, i2c_clk)
_REGISTER_CLOCK("imx-i2c.2", NULL, i2c_clk) _REGISTER_CLOCK("imx-i2c.2", NULL, i2c_clk)
_REGISTER_CLOCK("fec.0", NULL, fec_clk)
}; };
int __init mx25_clocks_init(unsigned long fref) int __init mx25_clocks_init(unsigned long fref)

19
arch/arm/mach-mx25/devices.c
View file

@ -419,3 +419,22 @@ int __init mxc_register_gpios(void)
return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports)); return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
} }
static struct resource mx25_fec_resources[] = {
{
.start = MX25_FEC_BASE_ADDR,
.end = MX25_FEC_BASE_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
{
.start = MX25_INT_FEC,
.end = MX25_INT_FEC,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device mx25_fec_device = {
.name = "fec",
.id = 0,
.num_resources = ARRAY_SIZE(mx25_fec_resources),
.resource = mx25_fec_resources,
};

1
arch/arm/mach-mx25/devices.h
View file

@ -17,3 +17,4 @@ extern struct platform_device mxc_keypad_device;
extern struct platform_device mxc_i2c_device0; extern struct platform_device mxc_i2c_device0;
extern struct platform_device mxc_i2c_device1; extern struct platform_device mxc_i2c_device1;
extern struct platform_device mxc_i2c_device2; extern struct platform_device mxc_i2c_device2;
extern struct platform_device mx25_fec_device;

4
arch/arm/plat-mxc/include/mach/mx25.h
View file

@ -41,4 +41,8 @@
#define UART1_BASE_ADDR 0x43f90000 #define UART1_BASE_ADDR 0x43f90000
#define UART2_BASE_ADDR 0x43f94000 #define UART2_BASE_ADDR 0x43f94000
#define MX25_FEC_BASE_ADDR 0x50038000
#define MX25_INT_FEC 57
#endif /* __MACH_MX25_H__ */ #endif /* __MACH_MX25_H__ */