diff options
| author | Wenyou Yang <wenyou.yang@atmel.com> | 2016-02-03 10:16:49 +0800 |
|---|---|---|
| committer | Andreas Bießmann <andreas.devel@googlemail.com> | 2016-02-18 21:34:40 +0100 |
| commit | eced5a7eb4750e16dd571a9bd4980c68d2276f11 (patch) | |
| tree | fd1a74475bf9f233a8e28d46910d9019df53241a /arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c | |
| parent | 41bf25c2e1c134455257f91bbfa9dc582b687bc4 (diff) | |
ARM: cpu: at91: clean up peripheral clock code
Due to introducing the new peripheral clock handle functions,
use these functions to clean up the duplicated code.
Meanwhile, remove unneeded header file include, at91_pmc.h.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Tested-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
[fixup for arm920t code]
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Diffstat (limited to 'arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c')
| -rw-r--r-- | arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c b/arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c index 857c864068..dbf9386faa 100644 --- a/arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c @@ -9,7 +9,7 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/at91_common.h> -#include <asm/arch/at91_pmc.h> +#include <asm/arch/clk.h> #include <asm/arch/gpio.h> /* @@ -29,51 +29,40 @@ void at91_serial0_hw_init(void) { - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTA, 6, 1); /* TXD0 */ at91_set_a_periph(AT91_PIO_PORTA, 7, PUP); /* RXD0 */ - writel(1 << ATMEL_ID_USART0, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_USART0); } void at91_serial1_hw_init(void) { - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTA, 11, 1); /* TXD1 */ at91_set_a_periph(AT91_PIO_PORTA, 12, PUP); /* RXD1 */ - writel(1 << ATMEL_ID_USART1, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_USART1); } void at91_serial2_hw_init(void) { - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTA, 13, 1); /* TXD2 */ at91_set_a_periph(AT91_PIO_PORTA, 14, PUP); /* RXD2 */ - writel(1 << ATMEL_ID_USART2, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_USART2); } void at91_seriald_hw_init(void) { - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTA, 21, PUP); /* DRXD */ at91_set_a_periph(AT91_PIO_PORTA, 22, 1); /* DTXD */ - writel(1 << ATMEL_ID_SYS, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_SYS); } #if defined(CONFIG_HAS_DATAFLASH) || defined(CONFIG_ATMEL_SPI) void at91_spi0_hw_init(unsigned long cs_mask) { - at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTA, 25, PUP); /* SPI0_MISO */ at91_set_a_periph(AT91_PIO_PORTA, 26, PUP); /* SPI0_MOSI */ at91_set_a_periph(AT91_PIO_PORTA, 27, PUP); /* SPI0_SPCK */ - /* Enable clock */ - writel(1 << ATMEL_ID_SPI, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_SPI); if (cs_mask & (1 << 0)) { at91_set_a_periph(AT91_PIO_PORTA, 28, 1); @@ -105,8 +94,6 @@ void at91_spi0_hw_init(unsigned long cs_mask) #ifdef CONFIG_GENERIC_ATMEL_MCI void at91_mci_hw_init(void) { - struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; - at91_set_a_periph(AT91_PIO_PORTA, 2, 0); /* MCI CLK */ at91_set_a_periph(AT91_PIO_PORTA, 1, 0); /* MCI CDA */ at91_set_a_periph(AT91_PIO_PORTA, 0, 0); /* MCI DA0 */ @@ -114,7 +101,6 @@ void at91_mci_hw_init(void) at91_set_a_periph(AT91_PIO_PORTA, 4, 0); /* MCI DA2 */ at91_set_a_periph(AT91_PIO_PORTA, 5, 0); /* MCI DA3 */ - /* Enable clock */ - writel(1 << ATMEL_ID_MCI, &pmc->pcer); + at91_periph_clk_enable(ATMEL_ID_MCI); } #endif |