6 config HAVE_AT91_USB_CLK
16 config HAVE_AT91_H32MX
22 select COMMON_CLK_AT91
24 select GENERIC_CLOCKEVENTS
29 menu "Atmel AT91 System-on-Chip"
36 bool "ARM9 AT91SAM9/AT91RM9200"
38 Select this if you are using one of Atmel's AT91SAM9 or
44 Select this if you are using one of Atmel's SAMA5D3 SoC.
48 comment "Atmel AT91 Processor"
57 select HAVE_AT91_USB_CLK
59 Select this if you are using one of Atmel's SAMA5D3 family SoC.
60 This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36.
70 select HAVE_AT91_USB_CLK
71 select HAVE_AT91_H32MX
73 Select this if you are using one of Atmel's SAMA5D4 family SoC.
81 select COMMON_CLK_AT91
83 select GENERIC_CLOCKEVENTS
84 select HAVE_AT91_USB_CLK
92 select COMMON_CLK_AT91
94 select GENERIC_CLOCKEVENTS
96 select HAVE_AT91_USB_CLK
102 Select this if you are using one of those Atmel SoC:
119 endif # SOC_SAM_V4_V5
121 comment "AT91 Feature Selections"
124 int "Kernel HZ (jiffies per second)"
127 default "128" if SOC_AT91RM9200
130 On AT91rm9200 chips where you're using a system clock derived
131 from the 32768 Hz hardware clock, this tick rate should divide
132 it exactly: use a power-of-two value, such as 128 or 256, to
133 reduce timing errors caused by rounding.
135 On AT91sam926x chips, or otherwise when using a higher precision
136 system clock (of at least several MHz), rounding is less of a
137 problem so it can be safer to use a decimal values like 100.