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clk: iproc: define Broadcom NSP iProc clock binding

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Document the device tree bindings for Broadcom Northstar Plus
architecture based clock controller

Signed-off-by: Jon Mason <jonmason@broadcom.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Jon Mason 2015-10-15 15:48:32 -04:00 committed by Stephen Boyd
parent f7225a832d
commit 7f3c46327f
1 changed files with 30 additions and 0 deletions
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30
Documentation/devicetree/bindings/clock/brcm,iproc-clocks.txt
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@ -130,3 +130,33 @@ These clock IDs are defined in:
ch3_unused mipipll 4 BCM_CYGNUS_MIPIPLL_CH3_UNUSED
ch4_unused mipipll 5 BCM_CYGNUS_MIPIPLL_CH4_UNUSED
ch5_unused mipipll 6 BCM_CYGNUS_MIPIPLL_CH5_UNUSED
Northstar and Northstar Plus
------
PLL and leaf clock compatible strings for Northstar and Northstar Plus are:
"brcm,nsp-armpll"
"brcm,nsp-genpll"
"brcm,nsp-lcpll0"
The following table defines the set of PLL/clock index and ID for Northstar and
Northstar Plus. These clock IDs are defined in:
"include/dt-bindings/clock/bcm-nsp.h"
Clock Source Index ID
--- ----- ----- ---------
crystal N/A N/A N/A
armpll crystal N/A N/A
genpll crystal 0 BCM_NSP_GENPLL
phy genpll 1 BCM_NSP_GENPLL_PHY_CLK
ethernetclk genpll 2 BCM_NSP_GENPLL_ENET_SW_CLK
usbclk genpll 3 BCM_NSP_GENPLL_USB_PHY_REF_CLK
iprocfast genpll 4 BCM_NSP_GENPLL_IPROCFAST_CLK
sata1 genpll 5 BCM_NSP_GENPLL_SATA1_CLK
sata2 genpll 6 BCM_NSP_GENPLL_SATA2_CLK
lcpll0 crystal 0 BCM_NSP_LCPLL0
pcie_phy lcpll0 1 BCM_NSP_LCPLL0_PCIE_PHY_REF_CLK
sdio lcpll0 2 BCM_NSP_LCPLL0_SDIO_CLK
ddr_phy lcpll0 3 BCM_NSP_LCPLL0_DDR_PHY_CLK