Thread (11 messages) 11 messages, 5 authors, 2018-06-03
STALE2955d

[PATCH 1/2] clk: imx6ul: add GPIO clock gates

From: Anson Huang <hidden>
Date: 2018-05-22 03:29:53
Also in: linux-clk, linux-devicetree, lkml
Subsystem: common clk framework, nxp i.mx clock drivers, open firmware and flattened device tree bindings, the rest · Maintainers: Michael Turquette, Stephen Boyd, Abel Vesa, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

i.MX6UL has GPIO clock gates in CCM CCGR, add
them into clock tree for clock management.

Signed-off-by: Anson Huang <redacted>
---
 drivers/clk/imx/clk-imx6ul.c             |  5 +++++
 include/dt-bindings/clock/imx6ul-clock.h | 31 ++++++++++++++++++-------------
 2 files changed, 23 insertions(+), 13 deletions(-)
diff --git a/drivers/clk/imx/clk-imx6ul.c b/drivers/clk/imx/clk-imx6ul.c
index ba563ba..3ea2d97 100644
--- a/drivers/clk/imx/clk-imx6ul.c
+++ b/drivers/clk/imx/clk-imx6ul.c
@@ -360,6 +360,7 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node)
 	clks[IMX6UL_CLK_UART2_SERIAL]	= imx_clk_gate2("uart2_serial",	"uart_podf",	base + 0x68,	28);
 	if (clk_on_imx6ull())
 		clks[IMX6UL_CLK_AIPSTZ3]	= imx_clk_gate2("aips_tz3",	"ahb",		 base + 0x80,	18);
+	clks[IMX6UL_CLK_GPIO2]		= imx_clk_gate2("gpio2",	"ipg",		base + 0x68,	30);
 
 	/* CCGR1 */
 	clks[IMX6UL_CLK_ECSPI1]		= imx_clk_gate2("ecspi1",	"ecspi_podf",	base + 0x6c,	0);
@@ -376,6 +377,8 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node)
 	clks[IMX6UL_CLK_GPT1_SERIAL]	= imx_clk_gate2("gpt1_serial",	"perclk",	base + 0x6c,	22);
 	clks[IMX6UL_CLK_UART4_IPG]	= imx_clk_gate2("uart4_ipg",	"ipg",		base + 0x6c,	24);
 	clks[IMX6UL_CLK_UART4_SERIAL]	= imx_clk_gate2("uart4_serial",	"uart_podf",	base + 0x6c,	24);
+	clks[IMX6UL_CLK_GPIO1]		= imx_clk_gate2("gpio1",	"ipg",		base + 0x6c,	26);
+	clks[IMX6UL_CLK_GPIO5]		= imx_clk_gate2("gpio5",	"ipg",		base + 0x6c,	30);
 
 	/* CCGR2 */
 	if (clk_on_imx6ull()) {
@@ -389,6 +392,7 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node)
 	clks[IMX6UL_CLK_I2C3]		= imx_clk_gate2("i2c3",		"perclk",	base + 0x70,	10);
 	clks[IMX6UL_CLK_OCOTP]		= imx_clk_gate2("ocotp",	"ipg",		base + 0x70,	12);
 	clks[IMX6UL_CLK_IOMUXC]		= imx_clk_gate2("iomuxc",	"lcdif_podf",	base + 0x70,	14);
+	clks[IMX6UL_CLK_GPIO3]		= imx_clk_gate2("gpio3",	"ipg",		base + 0x70,	26);
 	clks[IMX6UL_CLK_LCDIF_APB]	= imx_clk_gate2("lcdif_apb",	"axi",		base + 0x70,	28);
 	clks[IMX6UL_CLK_PXP]		= imx_clk_gate2("pxp",		"axi",		base + 0x70,	30);
 
@@ -405,6 +409,7 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node)
 	clks[IMX6UL_CLK_UART6_IPG]	= imx_clk_gate2("uart6_ipg",	"ipg",		base + 0x74,	6);
 	clks[IMX6UL_CLK_UART6_SERIAL]	= imx_clk_gate2("uart6_serial",	"uart_podf",	base + 0x74,	6);
 	clks[IMX6UL_CLK_LCDIF_PIX]	= imx_clk_gate2("lcdif_pix",	"lcdif_podf",	base + 0x74,	10);
+	clks[IMX6UL_CLK_GPIO4]		= imx_clk_gate2("gpio4",	"ipg",		base + 0x74,	12);
 	clks[IMX6UL_CLK_QSPI]		= imx_clk_gate2("qspi1",	"qspi1_podf",	base + 0x74,	14);
 	clks[IMX6UL_CLK_WDOG1]		= imx_clk_gate2("wdog1",	"ipg",		base + 0x74,	16);
 	clks[IMX6UL_CLK_MMDC_P0_FAST]	= imx_clk_gate("mmdc_p0_fast", "mmdc_podf", base + 0x74,	20);
diff --git a/include/dt-bindings/clock/imx6ul-clock.h b/include/dt-bindings/clock/imx6ul-clock.h
index 9564597..1291328 100644
--- a/include/dt-bindings/clock/imx6ul-clock.h
+++ b/include/dt-bindings/clock/imx6ul-clock.h
@@ -242,20 +242,25 @@
 #define IMX6UL_CLK_CKO2_PODF		229
 #define IMX6UL_CLK_CKO2			230
 #define IMX6UL_CLK_CKO			231
+#define IMX6UL_CLK_GPIO1		232
+#define IMX6UL_CLK_GPIO2		233
+#define IMX6UL_CLK_GPIO3		234
+#define IMX6UL_CLK_GPIO4		235
+#define IMX6UL_CLK_GPIO5		236
 
 /* For i.MX6ULL */
-#define IMX6ULL_CLK_ESAI_PRED		232
-#define IMX6ULL_CLK_ESAI_PODF		233
-#define IMX6ULL_CLK_ESAI_EXTAL		234
-#define IMX6ULL_CLK_ESAI_MEM		235
-#define IMX6ULL_CLK_ESAI_IPG		236
-#define IMX6ULL_CLK_DCP_CLK		237
-#define IMX6ULL_CLK_EPDC_PRE_SEL	238
-#define IMX6ULL_CLK_EPDC_SEL		239
-#define IMX6ULL_CLK_EPDC_PODF		240
-#define IMX6ULL_CLK_EPDC_ACLK		241
-#define IMX6ULL_CLK_EPDC_PIX		242
-#define IMX6ULL_CLK_ESAI_SEL		243
-#define IMX6UL_CLK_END			244
+#define IMX6ULL_CLK_ESAI_PRED		237
+#define IMX6ULL_CLK_ESAI_PODF		238
+#define IMX6ULL_CLK_ESAI_EXTAL		239
+#define IMX6ULL_CLK_ESAI_MEM		240
+#define IMX6ULL_CLK_ESAI_IPG		241
+#define IMX6ULL_CLK_DCP_CLK		242
+#define IMX6ULL_CLK_EPDC_PRE_SEL	243
+#define IMX6ULL_CLK_EPDC_SEL		244
+#define IMX6ULL_CLK_EPDC_PODF		245
+#define IMX6ULL_CLK_EPDC_ACLK		246
+#define IMX6ULL_CLK_EPDC_PIX		247
+#define IMX6ULL_CLK_ESAI_SEL		248
+#define IMX6UL_CLK_END			249
 
 #endif /* __DT_BINDINGS_CLOCK_IMX6UL_H */
-- 
2.7.4
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