Messages in this thread Patch in this message | | | From | Roland Stigge <> | Subject | [PATCH v2 22/23] ARM: LPC32xx: Move i2s1 dma enabling to clock.c | Date | Thu, 14 Jun 2012 18:51:12 +0200 |
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From: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Move i2s1 dma init to be done when it's clock is enabled.
Signed-off-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com> Signed-off-by: Roland Stigge <stigge@antcom.de> --- arch/arm/mach-lpc32xx/clock.c | 3 ++- arch/arm/mach-lpc32xx/phy3250.c | 5 ----- 2 files changed, 2 insertions(+), 6 deletions(-)
--- linux-2.6.orig/arch/arm/mach-lpc32xx/clock.c +++ linux-2.6/arch/arm/mach-lpc32xx/clock.c @@ -718,7 +718,8 @@ static struct clk clk_i2s1 = { .parent = &clk_hclk, .enable = local_onoff_enable, .enable_reg = LPC32XX_CLKPWR_I2S_CLK_CTRL, - .enable_mask = LPC32XX_CLKPWR_I2SCTRL_I2SCLK1_EN, + .enable_mask = LPC32XX_CLKPWR_I2SCTRL_I2SCLK1_EN | + LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA, .get_rate = local_return_parent_rate, }; --- linux-2.6.orig/arch/arm/mach-lpc32xx/phy3250.c +++ linux-2.6/arch/arm/mach-lpc32xx/phy3250.c @@ -260,11 +260,6 @@ static void __init lpc3250_machine_init( LPC32XX_CLKPWR_I2CCLK_I2C2HI_DRIVE; __raw_writel(tmp, LPC32XX_CLKPWR_I2C_CLK_CTRL); - /* Enable DMA for I2S1 channel */ - tmp = __raw_readl(LPC32XX_CLKPWR_I2S_CLK_CTRL); - tmp = LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA; - __raw_writel(tmp, LPC32XX_CLKPWR_I2S_CLK_CTRL); - lpc32xx_serial_init(); tmp = __raw_readl(LPC32XX_CLKPWR_MS_CTRL);
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