diff options
Diffstat (limited to 'include/asm-arm/arch-da8xx/hardware.h')
| -rw-r--r-- | include/asm-arm/arch-da8xx/hardware.h | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/include/asm-arm/arch-da8xx/hardware.h b/include/asm-arm/arch-da8xx/hardware.h index 88ff8ee0a1..e8cb2c4640 100644 --- a/include/asm-arm/arch-da8xx/hardware.h +++ b/include/asm-arm/arch-da8xx/hardware.h @@ -74,15 +74,30 @@ #define DAVINCI_DDR_EMIF_DATA_BASE (0xc0000000) #define DAVINCI_INTC_BASE (0xfffee000) +/* software identifiers for clock ids */ +#define PLL0_SYSCLK2 (0x2) +#define PLL0_SYSCLK4 (0x4) +#define PLL0_SYSCLK6 (0x6) +#define PLL1_SYSCLK2 ((1 << 16) | 0x2) +#define ASYNC3 get_async3_src() + +/* special clocks */ +#define PLLM (0xFF + 1) +#define PLLC (0xFF + 2) +#define AUXCLK (0xFF + 3) + +#define PLL0_PLLM PLLM +#define PLL0_PLLC PLLC +#define PLL1_PLLM ((1 << 16) | PLLM) +#define PLL1_PLLC ((1 << 16) | PLLC) + /* Clock IDs */ -#define DAVINCI_PLLM_CLKID (0xFF + 0) -#define DAVINCI_PLLC_CLKID (0xFF + 1) -#define DAVINCI_AUXCLK_CLKID (0xFF + 2) -#define DAVINCI_MDIO_CLKID 0x0004 -#define DAVINCI_SPI0_CLKID 0x0002 -#define DAVINCI_UART0_CLKID 0x0002 -#define DAVINCI_UART2_CLKID ((cpu_is_da830()) ? 0x0002 : (clk_src() ? 0x0102 : 0x0002)) -#define DAVINCI_ARM_CLKID 0x0006 +#define DAVINCI_AUXCLK_CLKID AUXCLK +#define DAVINCI_MDIO_CLKID PLL0_SYSCLK4 +#define DAVINCI_SPI0_CLKID PLL0_SYSCLK2 +#define DAVINCI_UART0_CLKID PLL0_SYSCLK2 +#define DAVINCI_UART2_CLKID (cpu_is_da830() ? PLL0_SYSCLK2 : ASYNC3) +#define DAVINCI_ARM_CLKID PLL0_SYSCLK6 /* Power and Sleep Controller (PSC) Domains */ #define DAVINCI_GPSC_ARMDOMAIN 0 @@ -213,13 +228,9 @@ static int cpu_is_da850(void) return ((part_no == 0xb7d1) ? 1 : 0); } -static int clk_src(void) +static inline int get_async3_src(void) { - unsigned int cfgchip3 = REG(CFGCHIP3); - - cfgchip3 &= 0x00000010; - - return (cfgchip3 ? 1 : 0); + return ((REG(CFGCHIP3) & 0x10) ? PLL1_SYSCLK2 : PLL0_SYSCLK2); } #endif |