From 70341e2ed9a0ff98a777febb7b56dbcee4d885c4 Mon Sep 17 00:00:00 2001 From: Wenyou Yang Date: Wed, 3 Feb 2016 10:16:50 +0800 Subject: board: atmel: clean up peripheral clock code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Due to introducing the new peripheral clock handle functions, use these functions to reduce duplicated code. Signed-off-by: Wenyou Yang Tested-by: Heiko Schocher [Rebased on current master, fixup for at91rm9200ek] Signed-off-by: Andreas Bießmann --- board/ronetix/pm9261/pm9261.c | 22 ++++++---------------- 1 file changed, 6 insertions(+), 16 deletions(-) (limited to 'board/ronetix/pm9261/pm9261.c') diff --git a/board/ronetix/pm9261/pm9261.c b/board/ronetix/pm9261/pm9261.c index b96f745..3cc01cb 100644 --- a/board/ronetix/pm9261/pm9261.c +++ b/board/ronetix/pm9261/pm9261.c @@ -14,7 +14,6 @@ #include #include #include -#include #include #include #include @@ -41,7 +40,6 @@ static void pm9261_nand_hw_init(void) unsigned long csa; 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; /* Enable CS3 */ csa = readl(&matrix->csa) | AT91_MATRIX_CSA_EBI_CS3A; @@ -69,9 +67,8 @@ static void pm9261_nand_hw_init(void) AT91_SMC_MODE_TDF_CYCLE(2), &smc->cs[3].mode); - writel(1 << ATMEL_ID_PIOA | - 1 << ATMEL_ID_PIOC, - &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_PIOA); + at91_periph_clk_enable(ATMEL_ID_PIOC); /* Configure RDY/BSY */ gpio_direction_input(CONFIG_SYS_NAND_READY_PIN); @@ -89,7 +86,6 @@ static void pm9261_nand_hw_init(void) static void pm9261_dm9000_hw_init(void) { struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; - struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; /* Configure SMC CS2 for DM9000 */ writel(AT91_SMC_SETUP_NWE(2) | AT91_SMC_SETUP_NCS_WR(0) | @@ -110,7 +106,7 @@ static void pm9261_dm9000_hw_init(void) &smc->cs[2].mode); /* Configure Interrupt pin as input, no pull-up */ - writel(1 << ATMEL_ID_PIOA, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_PIOA); at91_set_pio_input(AT91_PIO_PORTA, 24, 0); } #endif @@ -145,8 +141,6 @@ void lcd_disable(void) static void pm9261_lcd_hw_init(void) { - struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* LCDHSYNC */ at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* LCDDOTCK */ at91_set_a_periph(AT91_PIO_PORTB, 3, 0); /* LCDDEN */ @@ -170,7 +164,7 @@ static void pm9261_lcd_hw_init(void) at91_set_b_periph(AT91_PIO_PORTB, 27, 0); /* LCDD22 */ at91_set_b_periph(AT91_PIO_PORTB, 28, 0); /* LCDD23 */ - writel(1 << 17, &pmc->scer); /* LCD controller Clock, AT91SAM9261 only */ + at91_system_clk_enable(AT91_PMC_HCK1); gd->fb_base = ATMEL_BASE_SRAM; } @@ -224,12 +218,8 @@ void lcd_show_board_info(void) int board_early_init_f(void) { - struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; - - /* Enable clocks for some PIOs */ - writel(1 << ATMEL_ID_PIOA | - 1 << ATMEL_ID_PIOC, - &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_PIOA); + at91_periph_clk_enable(ATMEL_ID_PIOC); at91_seriald_hw_init(); -- cgit v1.1