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Add clock for CPPI 4.1 DMA engine thats 

part of USB OTG subsystem on DA830 and
 DA850.
 
 This builds on top of the pull request
 sent earlier:
 https://www.spinics.net/lists/arm-kernel/msg573985.html
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Merge tag 'davinci-for-v4.12/soc-3' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/soc

Add clock for CPPI 4.1 DMA engine thats
part of USB OTG subsystem on DA830 and
DA850.

This builds on top of the pull request
sent earlier:
https://www.spinics.net/lists/arm-kernel/msg573985.html

* tag 'davinci-for-v4.12/soc-3' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
  ARM: davinci: Add clock for CPPI 4.1 DMA engine

Signed-off-by: Olof Johansson <olof@lixom.net>
hifive-unleashed-5.1
Olof Johansson 2017-04-19 07:04:21 -07:00
parent 1bbecc8cd0 398dbc776a
commit 17e310b8ee
2 changed files with 12 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/arm/mach-davinci/da830.c
View File

@ -304,6 +304,11 @@ static struct clk usb20_clk = {
.gpsc = 1,
};
static struct clk cppi41_clk = {
.name = "cppi41",
.parent = &usb20_clk,
};
static struct clk aemif_clk = {
.name = "aemif",
.parent = &pll0_sysclk3,
@ -413,6 +418,7 @@ static struct clk_lookup da830_clks[] = {
CLK("davinci-mcasp.1", NULL, &mcasp1_clk),
CLK("davinci-mcasp.2", NULL, &mcasp2_clk),
CLK("musb-da8xx", "usb20", &usb20_clk),
CLK("cppi41-dmaengine", NULL, &cppi41_clk),
CLK(NULL, "aemif", &aemif_clk),
CLK(NULL, "aintc", &aintc_clk),
CLK(NULL, "secu_mgr", &secu_mgr_clk),

6
arch/arm/mach-davinci/da850.c
View File

@ -401,6 +401,11 @@ static struct clk usb20_clk = {
.gpsc = 1,
};
static struct clk cppi41_clk = {
.name = "cppi41",
.parent = &usb20_clk,
};
static struct clk spi0_clk = {
.name = "spi0",
.parent = &pll0_sysclk2,
@ -560,6 +565,7 @@ static struct clk_lookup da850_clks[] = {
CLK("davinci-nand.0", "aemif", &aemif_nand_clk),
CLK("ohci-da8xx", "usb11", &usb11_clk),
CLK("musb-da8xx", "usb20", &usb20_clk),
CLK("cppi41-dmaengine", NULL, &cppi41_clk),
CLK("spi_davinci.0", NULL, &spi0_clk),
CLK("spi_davinci.1", NULL, &spi1_clk),
CLK("vpif", NULL, &vpif_clk),