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authorKevin Hilman <khilman@baylibre.com>2016-08-02 14:40:11 -0700
committerStephen Boyd <sboyd@codeaurora.org>2016-08-15 15:45:57 -0700
commit33608dcd01d0c0eb3f2442d88c8a97f1195bd2d5 (patch)
tree8b6de01adbbb3c0207a438db5b9dec522608cc40 /drivers/clk/meson
parent29b4817d4018df78086157ea3a55c1d9424a7cfc (diff)
downloadlinux-33608dcd01d0c0eb3f2442d88c8a97f1195bd2d5.tar.gz
clk: gxbb: add MMC gate clocks, and expose for DT
Add the SD/eMMC gate clocks and expose them for use by DT.

While at it, also explose FCLK_DIV2 since this is one of the input
clocks to the mux internal to each of the SD/eMMC blocks.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/meson')
-rw-r--r--drivers/clk/meson/gxbb.c9
-rw-r--r--drivers/clk/meson/gxbb.h7
2 files changed, 14 insertions, 2 deletions
diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c
index a4c6684b3019..8e36d22331ce 100644
--- a/drivers/clk/meson/gxbb.c
+++ b/drivers/clk/meson/gxbb.c
@@ -583,6 +583,9 @@ static MESON_GATE(sdio, HHI_GCLK_MPEG0, 17);
 static MESON_GATE(abuf, HHI_GCLK_MPEG0, 18);
 static MESON_GATE(hiu_iface, HHI_GCLK_MPEG0, 19);
 static MESON_GATE(assist_misc, HHI_GCLK_MPEG0, 23);
+static MESON_GATE(emmc_a, HHI_GCLK_MPEG0, 24);
+static MESON_GATE(emmc_b, HHI_GCLK_MPEG0, 25);
+static MESON_GATE(emmc_c, HHI_GCLK_MPEG0, 26);
 static MESON_GATE(spi, HHI_GCLK_MPEG0, 30);
 
 static MESON_GATE(i2s_spdif, HHI_GCLK_MPEG1, 2);
@@ -748,6 +751,9 @@ static struct clk_hw_onecell_data gxbb_hw_onecell_data = {
 		[CLKID_AO_AHB_BUS]	    = &gxbb_ao_ahb_bus.hw,
 		[CLKID_AO_IFACE]	    = &gxbb_ao_iface.hw,
 		[CLKID_AO_I2C]		    = &gxbb_ao_i2c.hw,
+		[CLKID_SD_EMMC_A]	    = &gxbb_emmc_a.hw,
+		[CLKID_SD_EMMC_B]	    = &gxbb_emmc_b.hw,
+		[CLKID_SD_EMMC_C]	    = &gxbb_emmc_c.hw,
 	},
 	.num = NR_CLKS,
 };
@@ -847,6 +853,9 @@ static struct clk_gate *gxbb_clk_gates[] = {
 	&gxbb_ao_ahb_bus,
 	&gxbb_ao_iface,
 	&gxbb_ao_i2c,
+	&gxbb_emmc_a,
+	&gxbb_emmc_b,
+	&gxbb_emmc_c,
 };
 
 static int gxbb_clkc_probe(struct platform_device *pdev)
diff --git a/drivers/clk/meson/gxbb.h b/drivers/clk/meson/gxbb.h
index a2adf3448b59..217df516de44 100644
--- a/drivers/clk/meson/gxbb.h
+++ b/drivers/clk/meson/gxbb.h
@@ -172,7 +172,7 @@
 /* CLKID_CPUCLK */
 #define CLKID_HDMI_PLL		  2
 #define CLKID_FIXED_PLL		  3
-#define CLKID_FCLK_DIV2		  4
+/* CLKID_FCLK_DIV2 */
 #define CLKID_FCLK_DIV3		  5
 #define CLKID_FCLK_DIV4		  6
 #define CLKID_FCLK_DIV5		  7
@@ -262,8 +262,11 @@
 #define CLKID_AO_AHB_BUS	  91
 #define CLKID_AO_IFACE		  92
 #define CLKID_AO_I2C		  93
+/* CLKID_SD_EMMC_A */
+/* CLKID_SD_EMMC_B */
+/* CLKID_SD_EMMC_C */
 
-#define NR_CLKS			  94
+#define NR_CLKS			  97
 
 /* include the CLKIDs that have been made part of the stable DT binding */
 #include <dt-bindings/clock/gxbb-clkc.h>