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authorWenyou Yang <wenyou.yang@atmel.com>2016-02-03 10:16:50 +0800
committerAndreas Bießmann <andreas.devel@googlemail.com>2016-02-18 21:34:40 +0100
commit70341e2ed9a0ff98a777febb7b56dbcee4d885c4 (patch)
tree791c3679b750e1d5a0e76a6f3c76453250bb073c /board/atmel/at91sam9rlek
parenteced5a7eb4750e16dd571a9bd4980c68d2276f11 (diff)
downloadblackbird-obmc-uboot-70341e2ed9a0ff98a777febb7b56dbcee4d885c4.tar.gz
blackbird-obmc-uboot-70341e2ed9a0ff98a777febb7b56dbcee4d885c4.zip
board: atmel: clean up peripheral clock code
Due to introducing the new peripheral clock handle functions, use these functions to reduce duplicated code. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Tested-by: Heiko Schocher <hs@denx.de> [Rebased on current master, fixup for at91rm9200ek] Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Diffstat (limited to 'board/atmel/at91sam9rlek')
-rw-r--r--board/atmel/at91sam9rlek/at91sam9rlek.c18
-rw-r--r--board/atmel/at91sam9rlek/led.c7
2 files changed, 8 insertions, 17 deletions
diff --git a/board/atmel/at91sam9rlek/at91sam9rlek.c b/board/atmel/at91sam9rlek/at91sam9rlek.c
index f995cef1e2..9ef2864bb1 100644
--- a/board/atmel/at91sam9rlek/at91sam9rlek.c
+++ b/board/atmel/at91sam9rlek/at91sam9rlek.c
@@ -12,7 +12,6 @@
#include <asm/arch/at91sam9rl_matrix.h>
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_common.h>
-#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
@@ -36,7 +35,6 @@ static void at91sam9rlek_nand_hw_init(void)
{
struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
unsigned long csa;
/* Enable CS3 */
@@ -64,7 +62,7 @@ static void at91sam9rlek_nand_hw_init(void)
AT91_SMC_MODE_TDF_CYCLE(2),
&smc->cs[3].mode);
- writel(1 << ATMEL_ID_PIOD, &pmc->pcer);
+ at91_periph_clk_enable(ATMEL_ID_PIOD);
/* Configure RDY/BSY */
at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
@@ -106,8 +104,6 @@ void lcd_disable(void)
}
static void at91sam9rlek_lcd_hw_init(void)
{
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
-
at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */
at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
@@ -130,7 +126,7 @@ static void at91sam9rlek_lcd_hw_init(void)
at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
- writel(1 << ATMEL_ID_LCDC, &pmc->pcer);
+ at91_periph_clk_enable(ATMEL_ID_LCDC);
}
#ifdef CONFIG_LCD_INFO
@@ -174,12 +170,10 @@ int board_mmc_init(bd_t *bis)
int board_early_init_f(void)
{
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
-
- /* Enable clocks for all PIOs */
- writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
- (1 << ATMEL_ID_PIOC) | (1 << ATMEL_ID_PIOD),
- &pmc->pcer);
+ 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);
return 0;
}
diff --git a/board/atmel/at91sam9rlek/led.c b/board/atmel/at91sam9rlek/led.c
index fede59cd32..d593aba6e4 100644
--- a/board/atmel/at91sam9rlek/led.c
+++ b/board/atmel/at91sam9rlek/led.c
@@ -8,16 +8,13 @@
#include <common.h>
#include <asm/arch/at91sam9rl.h>
-#include <asm/arch/at91_pmc.h>
+#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/io.h>
void coloured_LED_init(void)
{
- struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
-
- /* Enable clock */
- writel(ATMEL_ID_PIOD, &pmc->pcer);
+ at91_periph_clk_enable(ATMEL_ID_PIOD);
at91_set_gpio_output(CONFIG_RED_LED, 1);
at91_set_gpio_output(CONFIG_GREEN_LED, 1);
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