When the DISP1 power domain is powered off, there's two clocks that need
to be temporarily reparented to OSC, and back to their original parents
when the domain is powered on again.
We expose these two clocks in the DT bindings so that the DT node of the
power domain can reference them.
Signed-off-by: Tomeu Vizoso <tomeu.viz...@collabora.com>
---
drivers/clk/samsung/clk-exynos5250.c | 16 +++++++++++++++-
include/dt-bindings/clock/exynos5250.h | 4 +++-
2 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/samsung/clk-exynos5250.c
b/drivers/clk/samsung/clk-exynos5250.c
index 55b83c7ef878..918e40fa6aa1 100644
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -222,9 +222,14 @@ PNAME(mout_mpll_user_p) = { "fin_pll", "mout_mpll" };
PNAME(mout_bpll_user_p) = { "fin_pll", "mout_bpll" };
PNAME(mout_aclk166_p) = { "mout_cpll", "mout_mpll_user" };
PNAME(mout_aclk200_p) = { "mout_mpll_user", "mout_bpll_user" };
+PNAME(mout_aclk300_p) = { "mout_aclk300_disp1_mid",
+ "mout_aclk300_disp1_mid1" };
PNAME(mout_aclk400_p) = { "mout_aclk400_g3d_mid", "mout_gpll" };
PNAME(mout_aclk200_sub_p) = { "fin_pll", "div_aclk200" };
PNAME(mout_aclk266_sub_p) = { "fin_pll", "div_aclk266" };
+PNAME(mout_aclk300_sub_p) = { "fin_pll", "div_aclk300" };
+PNAME(mout_aclk300_disp1_mid_p) = { "mout_mpll_user", "mout_bpll_user" };
+PNAME(mout_aclk300_disp1_mid1_p) = { "mout_vpll", "mout_cpll" };
PNAME(mout_aclk333_sub_p) = { "fin_pll", "div_aclk333" };
PNAME(mout_aclk400_isp_sub_p) = { "fin_pll", "div_aclk400_isp" };
PNAME(mout_hdmi_p) = { "div_hdmi_pixel", "sclk_hdmiphy" };
@@ -303,9 +308,14 @@ static struct samsung_mux_clock exynos5250_mux_clks[]
__initdata = {
*/
MUX(0, "mout_aclk166", mout_aclk166_p, SRC_TOP0, 8, 1),
MUX(0, "mout_aclk200", mout_aclk200_p, SRC_TOP0, 12, 1),
+ MUX(0, "mout_aclk300_disp1_mid", mout_aclk300_disp1_mid_p, SRC_TOP0,
+ 14, 1),
+ MUX(0, "mout_aclk300", mout_aclk300_p, SRC_TOP0, 15, 1),
MUX(0, "mout_aclk333", mout_aclk166_p, SRC_TOP0, 16, 1),
MUX(0, "mout_aclk400_g3d_mid", mout_aclk200_p, SRC_TOP0, 20, 1),
+ MUX(0, "mout_aclk300_disp1_mid1", mout_aclk300_disp1_mid1_p, SRC_TOP1,
+ 8, 1),
MUX(0, "mout_aclk400_isp", mout_aclk200_p, SRC_TOP1, 24, 1),
MUX(0, "mout_aclk400_g3d", mout_aclk400_p, SRC_TOP1, 28, 1),
@@ -316,7 +326,10 @@ static struct samsung_mux_clock exynos5250_mux_clks[]
__initdata = {
MUX(0, "mout_bpll_user", mout_bpll_user_p, SRC_TOP2, 24, 1),
MUX(CLK_MOUT_GPLL, "mout_gpll", mout_gpll_p, SRC_TOP2, 28, 1),
- MUX(0, "mout_aclk200_disp1_sub", mout_aclk200_sub_p, SRC_TOP3, 4, 1),
+ MUX(CLK_MOUT_ACLK200_DISP1_SUB, "mout_aclk200_disp1_sub",
+ mout_aclk200_sub_p, SRC_TOP3, 4, 1),
+ MUX(CLK_MOUT_ACLK300_DISP1_SUB, "mout_aclk300_disp1_sub",
+ mout_aclk300_sub_p, SRC_TOP3, 6, 1),
MUX(0, "mout_aclk266_gscl_sub", mout_aclk266_sub_p, SRC_TOP3, 8, 1),
MUX(0, "mout_aclk_266_isp_sub", mout_aclk266_sub_p, SRC_TOP3, 16, 1),
MUX(0, "mout_aclk_400_isp_sub", mout_aclk400_isp_sub_p,
@@ -392,6 +405,7 @@ static struct samsung_div_clock exynos5250_div_clks[]
__initdata = {
DIV(0, "div_aclk333", "mout_aclk333", DIV_TOP0, 20, 3),
DIV(0, "div_aclk400_g3d", "mout_aclk400_g3d", DIV_TOP0,
24, 3),
+ DIV(0, "div_aclk300", "mout_aclk300", DIV_TOP0, 28, 3),
DIV(0, "div_aclk400_isp", "mout_aclk400_isp", DIV_TOP1, 20, 3),
DIV(0, "div_aclk66_pre", "mout_mpll_user", DIV_TOP1, 24, 3),
diff --git a/include/dt-bindings/clock/exynos5250.h
b/include/dt-bindings/clock/exynos5250.h
index 8183d1c237d9..15508adcdfde 100644
--- a/include/dt-bindings/clock/exynos5250.h
+++ b/include/dt-bindings/clock/exynos5250.h
@@ -173,8 +173,10 @@
/* mux clocks */
#define CLK_MOUT_HDMI 1024
#define CLK_MOUT_GPLL 1025
+#define CLK_MOUT_ACLK200_DISP1_SUB 1026
+#define CLK_MOUT_ACLK300_DISP1_SUB 1027
/* must be greater than maximal clock id */
-#define CLK_NR_CLKS 1026
+#define CLK_NR_CLKS 1028
#endif /* _DT_BINDINGS_CLOCK_EXYNOS_5250_H */
--
2.5.0
--
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