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AVR32: Add clk and gpio infrastructure for macb0 and macb1 

Implement functions for configuring the macb0 and macb1 pins, as
well as functions for getting the clock rate of the various
busses the macb ethernet controllers are connected to.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
This commit is contained in:
Haavard Skinnemoen 2006-12-17 16:56:14 +01:00
parent d5acb95b16
commit b4ec9c2d43
3 changed files with 60 additions and 0 deletions
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50
cpu/at32ap/at32ap7000/gpio.c
View File

@ -75,3 +75,53 @@ void gpio_enable_usart3(void)
gpio_select_periph_B(GPIO_PIN_PB18, 0);
gpio_select_periph_B(GPIO_PIN_PB19, 0);
}
void gpio_enable_macb0(void)
{
gpio_select_periph_A(GPIO_PIN_PC3, 0); /* TXD0 */
gpio_select_periph_A(GPIO_PIN_PC4, 0); /* TXD1 */
gpio_select_periph_A(GPIO_PIN_PC7, 0); /* TXEN */
gpio_select_periph_A(GPIO_PIN_PC8, 0); /* TXCK */
gpio_select_periph_A(GPIO_PIN_PC9, 0); /* RXD0 */
gpio_select_periph_A(GPIO_PIN_PC10, 0); /* RXD1 */
gpio_select_periph_A(GPIO_PIN_PC13, 0); /* RXER */
gpio_select_periph_A(GPIO_PIN_PC15, 0); /* RXDV */
gpio_select_periph_A(GPIO_PIN_PC16, 0); /* MDC */
gpio_select_periph_A(GPIO_PIN_PC17, 0); /* MDIO */
#if !defined(CONFIG_RMII)
gpio_select_periph_A(GPIO_PIN_PC0, 0); /* COL */
gpio_select_periph_A(GPIO_PIN_PC1, 0); /* CRS */
gpio_select_periph_A(GPIO_PIN_PC2, 0); /* TXER */
gpio_select_periph_A(GPIO_PIN_PC5, 0); /* TXD2 */
gpio_select_periph_A(GPIO_PIN_PC6, 0); /* TXD3 */
gpio_select_periph_A(GPIO_PIN_PC11, 0); /* RXD2 */
gpio_select_periph_A(GPIO_PIN_PC12, 0); /* RXD3 */
gpio_select_periph_A(GPIO_PIN_PC14, 0); /* RXCK */
gpio_select_periph_A(GPIO_PIN_PC18, 0); /* SPD */
#endif
}
void gpio_enable_macb1(void)
{
gpio_select_periph_B(GPIO_PIN_PD13, 0); /* TXD0 */
gpio_select_periph_B(GPIO_PIN_PD14, 0); /* TXD1 */
gpio_select_periph_B(GPIO_PIN_PD11, 0); /* TXEN */
gpio_select_periph_B(GPIO_PIN_PD12, 0); /* TXCK */
gpio_select_periph_B(GPIO_PIN_PD10, 0); /* RXD0 */
gpio_select_periph_B(GPIO_PIN_PD6, 0); /* RXD1 */
gpio_select_periph_B(GPIO_PIN_PD5, 0); /* RXER */
gpio_select_periph_B(GPIO_PIN_PD4, 0); /* RXDV */
gpio_select_periph_B(GPIO_PIN_PD3, 0); /* MDC */
gpio_select_periph_B(GPIO_PIN_PD2, 0); /* MDIO */
#if !defined(CONFIG_RMII)
gpio_select_periph_B(GPIO_PIN_PC19, 0); /* COL */
gpio_select_periph_B(GPIO_PIN_PC23, 0); /* CRS */
gpio_select_periph_B(GPIO_PIN_PC26, 0); /* TXER */
gpio_select_periph_B(GPIO_PIN_PC27, 0); /* TXD2 */
gpio_select_periph_B(GPIO_PIN_PC28, 0); /* TXD3 */
gpio_select_periph_B(GPIO_PIN_PC29, 0); /* RXD2 */
gpio_select_periph_B(GPIO_PIN_PC30, 0); /* RXD3 */
gpio_select_periph_B(GPIO_PIN_PC24, 0); /* RXCK */
gpio_select_periph_B(GPIO_PIN_PD15, 0); /* SPD */
#endif
}

8
include/asm-avr32/arch-at32ap7000/clk.h
View File

@ -54,5 +54,13 @@ static inline unsigned long get_usart_clk_rate(unsigned int dev_id)
{
return get_pba_clk_rate();
}
static inline unsigned long get_macb_pclk_rate(unsigned int dev_id)
{
return get_pbb_clk_rate();
}
static inline unsigned long get_macb_hclk_rate(unsigned int dev_id)
{
return get_hsb_clk_rate();
}
#endif /* __ASM_AVR32_ARCH_CLK_H__ */

2
include/asm-avr32/arch-at32ap7000/gpio.h
View File

@ -205,6 +205,8 @@ void gpio_enable_usart0(void);
void gpio_enable_usart1(void);
void gpio_enable_usart2(void);
void gpio_enable_usart3(void);
void gpio_enable_macb0(void);
void gpio_enable_macb1(void);
#endif /* __ASM_AVR32_ARCH_GPIO_H__ */