From: Robert Tivy Date: Fri, 11 Jan 2013 00:23:22 +0000 (-0800) Subject: ARM: davinci: da850: add dsp clock definition X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=09810a853b9a7920ba8c250d18815ef236effc47;p=deliverable%2Flinux.git ARM: davinci: da850: add dsp clock definition Added dsp clock definition, keyed to "davinci-rproc.0". DSP clocks is derived from pll0 sysclk1. Add a clock tree node for that too. Signed-off-by: Robert Tivy [nsekhar@ti.com: merge addition of pll0 sysclk1 and dsp clock into one commit. Add PSC_FORCE to dsp clock node to handle the case where DSP does not go into IDLE and its clock needs to be disabled.] Signed-off-by: Sekhar Nori --- diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index 6b9154e9f908..0c4a26ddebba 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -76,6 +76,13 @@ static struct clk pll0_aux_clk = { .flags = CLK_PLL | PRE_PLL, }; +static struct clk pll0_sysclk1 = { + .name = "pll0_sysclk1", + .parent = &pll0_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV1, +}; + static struct clk pll0_sysclk2 = { .name = "pll0_sysclk2", .parent = &pll0_clk, @@ -368,10 +375,19 @@ static struct clk sata_clk = { .flags = PSC_FORCE, }; +static struct clk dsp_clk = { + .name = "dsp", + .parent = &pll0_sysclk1, + .domain = DAVINCI_GPSC_DSPDOMAIN, + .lpsc = DA8XX_LPSC0_GEM, + .flags = PSC_LRST | PSC_FORCE, +}; + static struct clk_lookup da850_clks[] = { CLK(NULL, "ref", &ref_clk), CLK(NULL, "pll0", &pll0_clk), CLK(NULL, "pll0_aux", &pll0_aux_clk), + CLK(NULL, "pll0_sysclk1", &pll0_sysclk1), CLK(NULL, "pll0_sysclk2", &pll0_sysclk2), CLK(NULL, "pll0_sysclk3", &pll0_sysclk3), CLK(NULL, "pll0_sysclk4", &pll0_sysclk4), @@ -413,6 +429,7 @@ static struct clk_lookup da850_clks[] = { CLK("spi_davinci.1", NULL, &spi1_clk), CLK("vpif", NULL, &vpif_clk), CLK("ahci", NULL, &sata_clk), + CLK("davinci-rproc.0", NULL, &dsp_clk), CLK(NULL, NULL, NULL), };