[U-Boot] [PATCH v3 3/8] board: sama5d4_xplained: clean up code

[Wenyou Yang]

Since the introduction of the pinctrl and clk driver and
the dts file, remove unneeded hard coded related code from
the board file.

Signed-off-by: Wenyou Yang <wenyou.yang at atmel.com>
Reviewed-by: Andreas Bießmann <andreas at biessmann.org>
---

Changes in v3: None
Changes in v2:
 - Restore the wrong removal of USB related code.
 - Update the commit log.

 board/atmel/sama5d4_xplained/sama5d4_xplained.c | 87 +------------------------
 1 file changed, 1 insertion(+), 86 deletions(-)

diff --git a/board/atmel/sama5d4_xplained/sama5d4_xplained.c b/board/atmel/sama5d4_xplained/sama5d4_xplained.c
index 6684276e05..2b51e4cf84 100644
--- a/board/atmel/sama5d4_xplained/sama5d4_xplained.c
+++ b/board/atmel/sama5d4_xplained/sama5d4_xplained.c
@@ -16,48 +16,14 @@
 #include <asm/arch/sama5d3_smc.h>
 #include <asm/arch/sama5d4.h>
 #include <atmel_hlcdc.h>
-#include <atmel_mci.h>
 #include <lcd.h>
-#include <mmc.h>
 #include <net.h>
 #include <netdev.h>
 #include <nand.h>
-#include <spi.h>
 #include <version.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#ifdef CONFIG_ATMEL_SPI
-#ifndef CONFIG_DM_SPI
-int spi_cs_is_valid(unsigned int bus, unsigned int cs)
-{
-	return bus == 0 && cs == 0;
-}
-#endif
-
-void spi_cs_activate(struct spi_slave *slave)
-{
-	at91_set_pio_output(AT91_PIO_PORTC, 3, 0);
-}
-
-void spi_cs_deactivate(struct spi_slave *slave)
-{
-	at91_set_pio_output(AT91_PIO_PORTC, 3, 1);
-}
-
-static void sama5d4_xplained_spi0_hw_init(void)
-{
-	at91_pio3_set_a_periph(AT91_PIO_PORTC, 0, 0);	/* SPI0_MISO */
-	at91_pio3_set_a_periph(AT91_PIO_PORTC, 1, 0);	/* SPI0_MOSI */
-	at91_pio3_set_a_periph(AT91_PIO_PORTC, 2, 0);	/* SPI0_SPCK */
-
-	at91_set_pio_output(AT91_PIO_PORTC, 3, 1);	/* SPI0_CS0 */
-
-	/* Enable clock */
-	at91_periph_clk_enable(ATMEL_ID_SPI0);
-}
-#endif /* CONFIG_ATMEL_SPI */
-
 #ifdef CONFIG_NAND_ATMEL
 static void sama5d4_xplained_nand_hw_init(void)
 {
@@ -202,41 +168,6 @@ void lcd_show_board_info(void)
 
 #endif /* CONFIG_LCD */
 
-#ifdef CONFIG_GENERIC_ATMEL_MCI
-void sama5d4_xplained_mci1_hw_init(void)
-{
-	at91_pio3_set_c_periph(AT91_PIO_PORTE, 19, 1);	/* MCI1 CDA */
-	at91_pio3_set_c_periph(AT91_PIO_PORTE, 20, 1);	/* MCI1 DA0 */
-	at91_pio3_set_c_periph(AT91_PIO_PORTE, 21, 1);	/* MCI1 DA1 */
-	at91_pio3_set_c_periph(AT91_PIO_PORTE, 22, 1);	/* MCI1 DA2 */
-	at91_pio3_set_c_periph(AT91_PIO_PORTE, 23, 1);	/* MCI1 DA3 */
-	at91_pio3_set_c_periph(AT91_PIO_PORTE, 18, 0);	/* MCI1 CLK */
-
-	/*
-	 * As the mci io internal pull down is too strong, so if the io needs
-	 * external pull up, the pull up resistor will be very small, if so
-	 * the power consumption will increase, so disable the interanl pull
-	 * down to save the power.
-	 */
-	at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 18, 0);
-	at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 19, 0);
-	at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 20, 0);
-	at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 21, 0);
-	at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 22, 0);
-	at91_pio3_set_pio_pulldown(AT91_PIO_PORTE, 23, 0);
-
-	/* Enable clock */
-	at91_periph_clk_enable(ATMEL_ID_MCI1);
-}
-
-int board_mmc_init(bd_t *bis)
-{
-	/* Enable the power supply */
-	at91_set_pio_output(AT91_PIO_PORTE, 4, 0);
-
-	return atmel_mci_init((void *)ATMEL_BASE_MCI1);
-}
-#endif /* CONFIG_GENERIC_ATMEL_MCI */
 
 #ifdef CONFIG_MACB
 void sama5d4_xplained_macb0_hw_init(void)
@@ -268,12 +199,6 @@ static void sama5d4_xplained_serial3_hw_init(void)
 
 int board_early_init_f(void)
 {
-	at91_periph_clk_enable(ATMEL_ID_PIOA);
-	at91_periph_clk_enable(ATMEL_ID_PIOB);
-	at91_periph_clk_enable(ATMEL_ID_PIOC);
-	at91_periph_clk_enable(ATMEL_ID_PIOD);
-	at91_periph_clk_enable(ATMEL_ID_PIOE);
-
 	sama5d4_xplained_serial3_hw_init();
 
 	return 0;
@@ -284,15 +209,9 @@ int board_init(void)
 	/* adress of boot parameters */
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
-#ifdef CONFIG_ATMEL_SPI
-	sama5d4_xplained_spi0_hw_init();
-#endif
 #ifdef CONFIG_NAND_ATMEL
 	sama5d4_xplained_nand_hw_init();
 #endif
-#ifdef CONFIG_GENERIC_ATMEL_MCI
-	sama5d4_xplained_mci1_hw_init();
-#endif
 #ifdef CONFIG_MACB
 	sama5d4_xplained_macb0_hw_init();
 #endif
@@ -338,12 +257,8 @@ int board_eth_init(bd_t *bis)
 #ifdef CONFIG_SPL_BUILD
 void spl_board_init(void)
 {
-#ifdef CONFIG_SYS_USE_MMC
-	sama5d4_xplained_mci1_hw_init();
-#elif CONFIG_SYS_USE_NANDFLASH
+#if CONFIG_SYS_USE_NANDFLASH
 	sama5d4_xplained_nand_hw_init();
-#elif CONFIG_SYS_USE_SERIALFLASH
-	sama5d4_xplained_spi0_hw_init();
 #endif
 }
 
-- 
2.11.0