To avoid the duplicated code, add the PMC_PLLICPR init function.
Signed-off-by: Wenyou Yang wenyou.yang@atmel.com Tested-by: Heiko Schocher hs@denx.de ---
Changes in v3: None Changes in v2: - move at91_pllicpr_init() definition to the common file, clock.c. - fix checkpatch errors.
arch/arm/mach-at91/clock.c | 7 +++++++ arch/arm/mach-at91/include/mach/at91_pmc.h | 7 +++++++ arch/arm/mach-at91/include/mach/clk.h | 1 + 3 files changed, 15 insertions(+)
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 6d115c9..8a6149e 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -118,3 +118,10 @@ void at91_usb_clk_init(u32 value)
writel(value, &pmc->usb); } + +void at91_pllicpr_init(u32 icpr) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + writel(icpr, &pmc->pllicpr); +} diff --git a/arch/arm/mach-at91/include/mach/at91_pmc.h b/arch/arm/mach-at91/include/mach/at91_pmc.h index eb40194..7684f09 100644 --- a/arch/arm/mach-at91/include/mach/at91_pmc.h +++ b/arch/arm/mach-at91/include/mach/at91_pmc.h @@ -246,4 +246,11 @@ typedef struct at91_pmc { #define AT91_PMC_GCKRDY (1 << 24)
#define AT91_PMC_PROTKEY 0x504d4301 /* Activation Code */ + +/* PLL Charge Pump Current Register (PMC_PLLICPR) */ +#define AT91_PMC_ICP_PLLA(x) (((x) & 0x3) << 0) +#define AT91_PMC_IPLL_PLLA(x) (((x) & 0x7) << 8) +#define AT91_PMC_ICP_PLLU(x) (((x) & 0x3) << 16) +#define AT91_PMC_IVCO_PLLU(x) (((x) & 0x3) << 24) + #endif diff --git a/arch/arm/mach-at91/include/mach/clk.h b/arch/arm/mach-at91/include/mach/clk.h index 64dec52..8577c74 100644 --- a/arch/arm/mach-at91/include/mach/clk.h +++ b/arch/arm/mach-at91/include/mach/clk.h @@ -135,5 +135,6 @@ int at91_upll_clk_disable(void); void at91_usb_clk_init(u32 value); int at91_pllb_clk_enable(u32 pllbr); int at91_pllb_clk_disable(void); +void at91_pllicpr_init(u32 icpr);
#endif /* __ASM_ARM_ARCH_CLK_H__ */