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ARM: ep93xx: Add ADC clock 

ADC and keypad controller clocks share the same control register, so use the
existing infrastructure to add ADC clock support for Cirrus Logic EP93xx SoCs.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
hifive-unleashed-5.1
Alexander Sverdlin 2017-07-21 23:43:31 +02:00
parent 1d20d8a9fc
commit f2322451b4
1 changed files with 8 additions and 0 deletions
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8
arch/arm/mach-ep93xx/clock.c
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@ -98,6 +98,13 @@ static struct clk clk_keypad = {
.enable_mask = EP93XX_SYSCON_KEYTCHCLKDIV_KEN,
.set_rate = set_keytchclk_rate,
};
static struct clk clk_adc = {
.parent = &clk_xtali,
.sw_locked = 1,
.enable_reg = EP93XX_SYSCON_KEYTCHCLKDIV,
.enable_mask = EP93XX_SYSCON_KEYTCHCLKDIV_TSEN,
.set_rate = set_keytchclk_rate,
};
static struct clk clk_spi = {
.parent = &clk_xtali,
.rate = EP93XX_EXT_CLK_RATE,
@ -214,6 +221,7 @@ static struct clk_lookup clocks[] = {
INIT_CK(NULL, "pll2", &clk_pll2),
INIT_CK("ohci-platform", NULL, &clk_usb_host),
INIT_CK("ep93xx-keypad", NULL, &clk_keypad),
INIT_CK("ep93xx-adc", NULL, &clk_adc),
INIT_CK("ep93xx-fb", NULL, &clk_video),
INIT_CK("ep93xx-spi.0", NULL, &clk_spi),
INIT_CK("ep93xx-i2s", "mclk", &clk_i2s_mclk),