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ARM: davinci: da850: add clocks for mcbsp0 and 1

PATCH New Petr Kulhavy 2 participants 2 messages May 9, 2016 – Jun 10, 2016

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Arm (32-bit) Arm sub-architectures TI DaVinci machine support
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Petr Kulhavy

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PATCH 1/1 ARM: davinci: da850: add clocks for mcbsp0 and 1

Add clock definitions "davinci-mcbsp.0" and "davinci-mcbsp.1" in order to make McBSP driver work on the DA850 platform.

The McBSP 0 and 1 interfaces were not defined for the DA850 platform. Neither were the related clocks. In order to make the use of McBSP via devicetree the clocks need to be defined.

Signed-off-by Petr Kulhavy <[email protected]>
---
 arch/arm/mach-davinci/da850.c | 16 ++++++++++++++++
 arch/arm/mach-davinci/psc.h   |  2 ++
 2 files changed, 18 insertions(+)
arch/arm/mach-davinci/da850.c +16 -0
index 239886299968..0d046accb35b 100644
@@ -326,6 +326,20 @@ static struct clk mcasp_clk = {
 	.gpsc		= 1,
 };
 
+static struct clk mcbsp0_clk = {
+	.name		= "mcbsp0",
+	.parent		= &async3_clk,
+	.lpsc		= DA850_LPSC1_McBSP0,
+	.gpsc		= 1,
+};
+
+static struct clk mcbsp1_clk = {
+	.name		= "mcbsp1",
+	.parent		= &async3_clk,
+	.lpsc		= DA850_LPSC1_McBSP1,
+	.gpsc		= 1,
+};
+
 static struct clk lcdc_clk = {
 	.name		= "lcdc",
 	.parent		= &pll0_sysclk2,

@@ -482,6 +496,8 @@ static struct clk_lookup da850_clks[] = {
 	CLK("davinci_emac.1",	NULL,		&emac_clk),
 	CLK("davinci_mdio.0",	"fck",		&emac_clk),
 	CLK("davinci-mcasp.0",	NULL,		&mcasp_clk),
+	CLK("davinci-mcbsp.0",	NULL,		&mcbsp0_clk),
+	CLK("davinci-mcbsp.1",	NULL,		&mcbsp1_clk),
 	CLK("da8xx_lcdc.0",	"fck",		&lcdc_clk),
 	CLK("da830-mmc.0",	NULL,		&mmcsd0_clk),
 	CLK("da830-mmc.1",	NULL,		&mmcsd1_clk),
arch/arm/mach-davinci/psc.h +2 -0
index 99d47cfa301f..8af9f09fc10c 100644
@@ -171,6 +171,8 @@
 #define DA8XX_LPSC1_I2C			11
 #define DA8XX_LPSC1_UART1		12
 #define DA8XX_LPSC1_UART2		13
+#define DA850_LPSC1_McBSP0		14
+#define DA850_LPSC1_McBSP1		15
 #define DA8XX_LPSC1_LCDC		16
 #define DA8XX_LPSC1_PWM			17
 #define DA850_LPSC1_MMC_SD1		18
Signature · 1 line
1.9.1
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#1 lore raw

PATCH 1/1 ARM: davinci: da850: add clocks for mcbsp0 and 1

Quoted 8 lines · Petr Kulhavy

Add clock definitions "davinci-mcbsp.0" and "davinci-mcbsp.1" in order to make McBSP driver work on the DA850 platform.

The McBSP 0 and 1 interfaces were not defined for the DA850 platform. Neither were the related clocks. In order to make the use of McBSP via devicetree the clocks need to be defined.

Signed-off-by Petr Kulhavy <[email protected]>

Applied to v4.8/soc

Thanks,
Sekhar