From: Wenyou Yang Date: Tue, 2 Feb 2016 04:46:12 +0000 (+0800) Subject: ARM: at91: clock: add PMC_PLLICPR init function X-Git-Tag: v2016.03-rc3~82^2~7 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=c0b868c08771ec73c8f837d44d3dc5bd9f05216f;p=u-boot ARM: at91: clock: add PMC_PLLICPR init function To avoid the duplicated code, add the PMC_PLLICPR init function. Signed-off-by: Wenyou Yang Tested-by: Heiko Schocher Reviewed-by: Andreas Bießmann --- diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 5300d683d2..06dcbbcbe8 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -112,3 +112,10 @@ 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 eb401945e9..7684f09afc 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 64dec52236..8577c74b47 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__ */