[PATCH v4 2/5] clk: ep93xx: Add ADC clock
From: alexander.sverdlin@gmail.com (Alexander Sverdlin)
Date: 2017-05-17 17:13:49
Also in:
linux-iio
Subsystem:
arm port, arm/cirrus logic ep93xx arm architecture, the rest · Maintainers:
Russell King, Hartley Sweeten, Alexander Sverdlin, Nikita Shubin, Linus Torvalds
From: Alexander Sverdlin <redacted> 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> --- arch/arm/mach-ep93xx/clock.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index b9cd9d7da14d..425342637e47 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c@@ -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),
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2.12.2