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Subject[PATCH v2 02/23] ARM: LPC32xx: Clock initialization for NAND controllers
Date
This patch adds clock initialization for the MLC NAND controller of the LPC32xx
SoC and adjusts it for the SLC controller.

Signed-off-by: Roland Stigge <stigge@antcom.de>
---
arch/arm/mach-lpc32xx/clock.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
--- linux-2.6.orig/arch/arm/mach-lpc32xx/clock.c
+++ linux-2.6/arch/arm/mach-lpc32xx/clock.c
@@ -691,10 +691,21 @@ static struct clk clk_nand = {
.parent = &clk_hclk,
.enable = local_onoff_enable,
.enable_reg = LPC32XX_CLKPWR_NAND_CLK_CTRL,
- .enable_mask = LPC32XX_CLKPWR_NANDCLK_SLCCLK_EN,
+ .enable_mask = LPC32XX_CLKPWR_NANDCLK_SLCCLK_EN |
+ LPC32XX_CLKPWR_NANDCLK_SEL_SLC,
.get_rate = local_return_parent_rate,
};

+static struct clk clk_nand_mlc = {
+ .parent = &clk_hclk,
+ .enable = local_onoff_enable,
+ .enable_reg = LPC32XX_CLKPWR_NAND_CLK_CTRL,
+ .enable_mask = LPC32XX_CLKPWR_NANDCLK_MLCCLK_EN |
+ LPC32XX_CLKPWR_NANDCLK_DMA_INT |
+ LPC32XX_CLKPWR_NANDCLK_INTSEL_MLC,
+ .get_rate = local_return_parent_rate,
+};
+
static struct clk clk_i2s0 = {
.parent = &clk_hclk,
.enable = local_onoff_enable,
@@ -1121,7 +1132,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_INIT("dev:ssp0", NULL, &clk_ssp0),
CLKDEV_INIT("dev:ssp1", NULL, &clk_ssp1),
CLKDEV_INIT("lpc32xx_keys.0", NULL, &clk_kscan),
- CLKDEV_INIT("lpc32xx-nand.0", "nand_ck", &clk_nand),
+ CLKDEV_INIT("20020000.flash", NULL, &clk_nand),
+ CLKDEV_INIT("200a8000.flash", NULL, &clk_nand_mlc),
CLKDEV_INIT("40048000.adc", NULL, &clk_adc),
CLKDEV_INIT(NULL, "i2s0_ck", &clk_i2s0),
CLKDEV_INIT(NULL, "i2s1_ck", &clk_i2s1),

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