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| author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2011-02-02 07:27:07 +0100 |
|---|---|---|
| committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2011-05-25 23:04:34 +0800 |
| commit | bd60299594fb1d28ae66563c9e76a0b89b0412cf (patch) | |
| tree | be57b42058328220a29a03ab68970a3b2a12949d /arch/arm/mach-at91/at91rm9200.c | |
| parent | 1b021a3b23a40be89c4f3fbe6f4696aa15141f26 (diff) | |
| download | linux-bd60299594fb1d28ae66563c9e76a0b89b0412cf.tar.gz linux-bd60299594fb1d28ae66563c9e76a0b89b0412cf.tar.bz2 linux-bd60299594fb1d28ae66563c9e76a0b89b0412cf.zip | |
at91: switch to CLKDEV_LOOKUP
we do not change the clock naming convention so does not need to switch
the AVR32 yet
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Patrice Vilchez <patrice.vilchez@atmel.com>
Diffstat (limited to 'arch/arm/mach-at91/at91rm9200.c')
| -rw-r--r-- | arch/arm/mach-at91/at91rm9200.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index 164a98ed8888..d3638bd994da 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -191,6 +191,26 @@ static struct clk *periph_clocks[] __initdata = { // irq0 .. irq6 }; +static struct clk_lookup periph_clocks_lookups[] = { + CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tc0_clk), + CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.0", &tc1_clk), + CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.0", &tc2_clk), + CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.1", &tc3_clk), + CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.1", &tc4_clk), + CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.1", &tc5_clk), + CLKDEV_CON_DEV_ID("ssc", "ssc.0", &ssc0_clk), + CLKDEV_CON_DEV_ID("ssc", "ssc.1", &ssc1_clk), + CLKDEV_CON_DEV_ID("ssc", "ssc.2", &ssc2_clk), +}; + +static struct clk_lookup usart_clocks_lookups[] = { + CLKDEV_CON_DEV_ID("usart", "atmel_usart.0", &mck), + CLKDEV_CON_DEV_ID("usart", "atmel_usart.1", &usart0_clk), + CLKDEV_CON_DEV_ID("usart", "atmel_usart.2", &usart1_clk), + CLKDEV_CON_DEV_ID("usart", "atmel_usart.3", &usart2_clk), + CLKDEV_CON_DEV_ID("usart", "atmel_usart.4", &usart3_clk), +}; + /* * The four programmable clocks. * You must configure pin multiplexing to bring these signals out. @@ -227,12 +247,29 @@ static void __init at91rm9200_register_clocks(void) for (i = 0; i < ARRAY_SIZE(periph_clocks); i++) clk_register(periph_clocks[i]); + clkdev_add_table(periph_clocks_lookups, + ARRAY_SIZE(periph_clocks_lookups)); + clkdev_add_table(usart_clocks_lookups, + ARRAY_SIZE(usart_clocks_lookups)); + clk_register(&pck0); clk_register(&pck1); clk_register(&pck2); clk_register(&pck3); } +static struct clk_lookup console_clock_lookup; + +void __init at91rm9200_set_console_clock(int id) +{ + if (id >= ARRAY_SIZE(usart_clocks_lookups)) + return; + + console_clock_lookup.con_id = "usart"; + console_clock_lookup.clk = usart_clocks_lookups[id].clk; + clkdev_add(&console_clock_lookup); +} + /* -------------------------------------------------------------------- * GPIO * -------------------------------------------------------------------- */ |