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authorAlexander Sverdlin <alexander.sverdlin@gmail.com>2017-07-22 00:43:31 +0300
committerAlexander Sverdlin <alexander.sverdlin@gmail.com>2017-07-28 02:36:30 +0300
commitf2322451b4cecc8f2d16b781030d1a0fc3fb071b (patch)
treeb0127b901419f31b0153f45fccb88aef1412ba53
parent1d20d8a9fce8f1e2ef00a0f3d068fa18d59ddf8f (diff)
downloadlinux-f2322451b4cecc8f2d16b781030d1a0fc3fb071b.tar.xz
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>
-rw-r--r--arch/arm/mach-ep93xx/clock.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index beec5f16443a..d2eee707d27f 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),