From: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Date: Thu, 15 Oct 2015 10:31:23 +0000 (+0200)
Subject: clk: samsung: exynos5250: Add DISP1 clocks
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b4dc272b60fd7b43ff5b9ef89714d38c65db2cdb;p=linux.git

clk: samsung: exynos5250: Add DISP1 clocks

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.vizoso@collabora.com>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
---

diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
index 55b83c7ef878b..5bebf8cb0d70f 100644
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -222,9 +222,13 @@ 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_disp" };
+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 +307,13 @@ 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_aclk200_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 +324,10 @@ 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 +403,7 @@ 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_disp", "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 8183d1c237d95..15508adcdfde5 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 */